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/NeonAngel01.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.23-9f4048f [2018-10-04 13:57:12,472 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-04 13:57:12,474 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-04 13:57:12,491 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-04 13:57:12,491 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-04 13:57:12,492 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-04 13:57:12,496 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-04 13:57:12,499 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-04 13:57:12,502 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-04 13:57:12,503 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-04 13:57:12,504 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-04 13:57:12,505 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-04 13:57:12,505 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-04 13:57:12,506 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-04 13:57:12,508 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-04 13:57:12,508 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-04 13:57:12,509 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-04 13:57:12,511 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-04 13:57:12,513 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-04 13:57:12,515 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-04 13:57:12,516 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-04 13:57:12,518 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-04 13:57:12,520 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-04 13:57:12,521 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-04 13:57:12,521 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-04 13:57:12,522 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-04 13:57:12,523 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-04 13:57:12,524 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-04 13:57:12,525 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-04 13:57:12,526 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-04 13:57:12,526 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-04 13:57:12,527 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-04 13:57:12,528 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-04 13:57:12,531 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-04 13:57:12,532 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-04 13:57:12,536 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-04 13:57:12,536 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 13:57:12,564 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-04 13:57:12,565 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-04 13:57:12,565 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-04 13:57:12,566 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-10-04 13:57:12,566 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-10-04 13:57:12,568 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-10-04 13:57:12,568 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-04 13:57:12,568 INFO L133 SettingsManager]: * sizeof long=4 [2018-10-04 13:57:12,569 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-10-04 13:57:12,569 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-10-04 13:57:12,569 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-04 13:57:12,569 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-04 13:57:12,569 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-04 13:57:12,570 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-04 13:57:12,570 INFO L133 SettingsManager]: * sizeof long double=12 [2018-10-04 13:57:12,570 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-04 13:57:12,570 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-04 13:57:12,570 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-10-04 13:57:12,571 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-10-04 13:57:12,571 INFO L133 SettingsManager]: * Use predicate trie based predicate unification=true [2018-10-04 13:57:12,571 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-04 13:57:12,571 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-04 13:57:12,571 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-10-04 13:57:12,572 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-04 13:57:12,572 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-04 13:57:12,572 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-04 13:57:12,572 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-10-04 13:57:12,572 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-04 13:57:12,573 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-10-04 13:57:12,573 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-10-04 13:57:12,622 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-04 13:57:12,636 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-04 13:57:12,640 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-04 13:57:12,642 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2018-10-04 13:57:12,642 INFO L276 PluginConnector]: Boogie PL CUP Parser initialized [2018-10-04 13:57:12,643 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/toy/tooDifficultLoopInvariant/NeonAngel01.bpl [2018-10-04 13:57:12,644 INFO L111 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/toy/tooDifficultLoopInvariant/NeonAngel01.bpl' [2018-10-04 13:57:12,700 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-04 13:57:12,702 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-10-04 13:57:12,702 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-04 13:57:12,703 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-04 13:57:12,703 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-04 13:57:12,727 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "NeonAngel01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.10 01:57:12" (1/1) ... [2018-10-04 13:57:12,740 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "NeonAngel01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.10 01:57:12" (1/1) ... [2018-10-04 13:57:12,745 WARN L165 Inliner]: Program contained no entry procedure! [2018-10-04 13:57:12,745 WARN L168 Inliner]: Missing entry procedures: [ULTIMATE.start] [2018-10-04 13:57:12,745 WARN L175 Inliner]: Fallback enabled. All procedures will be processed. [2018-10-04 13:57:12,748 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-04 13:57:12,748 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-04 13:57:12,749 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-04 13:57:12,749 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-04 13:57:12,761 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "NeonAngel01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.10 01:57:12" (1/1) ... [2018-10-04 13:57:12,761 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "NeonAngel01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.10 01:57:12" (1/1) ... [2018-10-04 13:57:12,763 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "NeonAngel01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.10 01:57:12" (1/1) ... [2018-10-04 13:57:12,763 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "NeonAngel01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.10 01:57:12" (1/1) ... [2018-10-04 13:57:12,766 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "NeonAngel01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.10 01:57:12" (1/1) ... [2018-10-04 13:57:12,772 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "NeonAngel01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.10 01:57:12" (1/1) ... [2018-10-04 13:57:12,774 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "NeonAngel01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.10 01:57:12" (1/1) ... [2018-10-04 13:57:12,775 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-04 13:57:12,776 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-04 13:57:12,777 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-04 13:57:12,777 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-04 13:57:12,778 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "NeonAngel01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.10 01:57:12" (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 13:57:12,853 INFO L124 BoogieDeclarations]: Specification and implementation of procedure main given in one single declaration [2018-10-04 13:57:12,854 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-10-04 13:57:12,854 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-10-04 13:57:13,017 INFO L338 CfgBuilder]: Using library mode [2018-10-04 13:57:13,018 INFO L202 PluginConnector]: Adding new model NeonAngel01.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.10 01:57:13 BoogieIcfgContainer [2018-10-04 13:57:13,018 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-10-04 13:57:13,018 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-10-04 13:57:13,019 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-10-04 13:57:13,030 INFO L276 PluginConnector]: CodeCheck initialized [2018-10-04 13:57:13,030 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "NeonAngel01.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.10 01:57:13" (1/1) ... [2018-10-04 13:57:13,044 INFO L108 BPredicateUnifier]: Initialized predicate-trie based predicate unifier [2018-10-04 13:57:13,077 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:57:13,086 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 6 states and 7 transitions. [2018-10-04 13:57:13,087 INFO L276 IsEmpty]: Start isEmpty. Operand 6 states and 7 transitions. [2018-10-04 13:57:13,090 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 13:57:13,090 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:57:13,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:57:13,252 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 13:57:13,512 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:57:13,512 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 7 states and 10 transitions. [2018-10-04 13:57:13,512 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 10 transitions. [2018-10-04 13:57:13,513 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-10-04 13:57:13,513 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:57:13,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:57:13,606 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:57:13,813 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:57:13,814 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 8 states and 12 transitions. [2018-10-04 13:57:13,814 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 12 transitions. [2018-10-04 13:57:13,814 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-10-04 13:57:13,815 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:57:13,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:57:13,915 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:57:14,294 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:57:14,295 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 9 states and 14 transitions. [2018-10-04 13:57:14,295 INFO L276 IsEmpty]: Start isEmpty. Operand 9 states and 14 transitions. [2018-10-04 13:57:14,296 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:57:14,296 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:57:14,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:57:14,352 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 13:57:14,633 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:57:14,634 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 10 states and 16 transitions. [2018-10-04 13:57:14,634 INFO L276 IsEmpty]: Start isEmpty. Operand 10 states and 16 transitions. [2018-10-04 13:57:14,635 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-10-04 13:57:14,635 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:57:14,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:57:14,699 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:57:15,407 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:57:15,407 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2018-10-04 13:57:15,408 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2018-10-04 13:57:15,408 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-10-04 13:57:15,408 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:57:15,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:57:15,533 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:57:15,721 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:57:15,722 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 12 states and 20 transitions. [2018-10-04 13:57:15,722 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 20 transitions. [2018-10-04 13:57:15,723 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-10-04 13:57:15,723 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:57:15,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:57:15,822 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:57:15,976 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:57:15,977 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 13 states and 22 transitions. [2018-10-04 13:57:15,977 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 22 transitions. [2018-10-04 13:57:15,978 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-10-04 13:57:15,978 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:57:15,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:57:16,075 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:57:16,216 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:57:16,217 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 14 states and 24 transitions. [2018-10-04 13:57:16,217 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 24 transitions. [2018-10-04 13:57:16,218 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-10-04 13:57:16,218 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:57:16,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:57:16,336 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:57:16,596 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:57:16,596 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 15 states and 26 transitions. [2018-10-04 13:57:16,596 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 26 transitions. [2018-10-04 13:57:16,597 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-10-04 13:57:16,597 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:57:16,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:57:16,702 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:57:16,946 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:57:16,947 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 16 states and 28 transitions. [2018-10-04 13:57:16,947 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 28 transitions. [2018-10-04 13:57:16,947 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-10-04 13:57:16,948 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:57:16,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:57:17,056 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 55 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:57:17,669 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:57:17,669 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 17 states and 30 transitions. [2018-10-04 13:57:17,670 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 30 transitions. [2018-10-04 13:57:17,671 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-10-04 13:57:17,671 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:57:17,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:57:17,763 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 0 proven. 66 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:57:18,157 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:57:18,158 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 18 states and 32 transitions. [2018-10-04 13:57:18,158 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 32 transitions. [2018-10-04 13:57:18,160 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-10-04 13:57:18,160 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:57:18,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:57:18,246 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 0 proven. 78 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:57:18,681 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:57:18,682 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 19 states and 34 transitions. [2018-10-04 13:57:18,682 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 34 transitions. [2018-10-04 13:57:18,683 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-10-04 13:57:18,684 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:57:18,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:57:18,828 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:57:18,992 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:57:18,993 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 20 states and 36 transitions. [2018-10-04 13:57:18,993 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 36 transitions. [2018-10-04 13:57:18,994 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-10-04 13:57:18,994 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:57:19,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:57:19,248 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 0 proven. 105 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:57:19,430 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:57:19,431 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 21 states and 38 transitions. [2018-10-04 13:57:19,431 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 38 transitions. [2018-10-04 13:57:19,432 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-10-04 13:57:19,432 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:57:19,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:57:19,543 INFO L134 CoverageAnalysis]: Checked inductivity of 120 backedges. 0 proven. 120 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:57:19,783 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:57:19,783 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 22 states and 40 transitions. [2018-10-04 13:57:19,784 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 40 transitions. [2018-10-04 13:57:19,784 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-10-04 13:57:19,784 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:57:19,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:57:19,900 INFO L134 CoverageAnalysis]: Checked inductivity of 136 backedges. 0 proven. 136 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:57:20,195 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:57:20,195 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 23 states and 42 transitions. [2018-10-04 13:57:20,196 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 42 transitions. [2018-10-04 13:57:20,196 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-10-04 13:57:20,196 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:57:20,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:57:20,342 INFO L134 CoverageAnalysis]: Checked inductivity of 153 backedges. 0 proven. 153 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:57:20,584 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:57:20,585 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 24 states and 44 transitions. [2018-10-04 13:57:20,585 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 44 transitions. [2018-10-04 13:57:20,586 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2018-10-04 13:57:20,587 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:57:20,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:57:20,735 INFO L134 CoverageAnalysis]: Checked inductivity of 171 backedges. 0 proven. 171 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:57:21,067 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:57:21,068 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 25 states and 46 transitions. [2018-10-04 13:57:21,068 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 46 transitions. [2018-10-04 13:57:21,069 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2018-10-04 13:57:21,069 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:57:21,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:57:21,250 INFO L134 CoverageAnalysis]: Checked inductivity of 190 backedges. 0 proven. 190 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:57:21,613 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:57:21,614 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 26 states and 48 transitions. [2018-10-04 13:57:21,614 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 48 transitions. [2018-10-04 13:57:21,615 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2018-10-04 13:57:21,615 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:57:21,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:57:21,731 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 13:57:21,953 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:57:21,953 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 27 states and 50 transitions. [2018-10-04 13:57:21,953 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 50 transitions. [2018-10-04 13:57:21,954 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2018-10-04 13:57:21,954 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:57:21,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:57:22,272 INFO L134 CoverageAnalysis]: Checked inductivity of 231 backedges. 0 proven. 231 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:57:22,622 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:57:22,624 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 28 states and 52 transitions. [2018-10-04 13:57:22,624 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 52 transitions. [2018-10-04 13:57:22,625 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2018-10-04 13:57:22,625 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:57:22,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:57:22,737 INFO L134 CoverageAnalysis]: Checked inductivity of 253 backedges. 0 proven. 253 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:57:23,087 INFO L252 BPredicateUnifier]: --------PredicateTrie is restructured: old depths: 25 new depth: 24 [2018-10-04 13:57:23,108 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:57:23,109 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 54 transitions. [2018-10-04 13:57:23,109 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 54 transitions. [2018-10-04 13:57:23,110 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2018-10-04 13:57:23,110 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:57:23,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:57:23,205 INFO L134 CoverageAnalysis]: Checked inductivity of 276 backedges. 0 proven. 276 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:57:23,480 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:57:23,481 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 30 states and 56 transitions. [2018-10-04 13:57:23,481 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 56 transitions. [2018-10-04 13:57:23,482 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2018-10-04 13:57:23,482 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:57:23,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:57:23,576 INFO L134 CoverageAnalysis]: Checked inductivity of 300 backedges. 0 proven. 300 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:57:23,785 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:57:23,785 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 31 states and 58 transitions. [2018-10-04 13:57:23,785 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 58 transitions. [2018-10-04 13:57:23,786 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2018-10-04 13:57:23,786 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:57:23,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:57:24,573 INFO L134 CoverageAnalysis]: Checked inductivity of 325 backedges. 0 proven. 325 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:57:24,837 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:57:24,838 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 32 states and 60 transitions. [2018-10-04 13:57:24,838 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 60 transitions. [2018-10-04 13:57:24,839 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2018-10-04 13:57:24,839 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:57:24,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:57:25,128 INFO L134 CoverageAnalysis]: Checked inductivity of 351 backedges. 0 proven. 351 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:57:25,654 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:57:25,654 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 33 states and 62 transitions. [2018-10-04 13:57:25,655 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 62 transitions. [2018-10-04 13:57:25,656 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2018-10-04 13:57:25,656 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:57:25,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:57:25,800 INFO L134 CoverageAnalysis]: Checked inductivity of 378 backedges. 0 proven. 378 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:57:26,509 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:57:26,510 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 34 states and 64 transitions. [2018-10-04 13:57:26,510 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 64 transitions. [2018-10-04 13:57:26,511 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2018-10-04 13:57:26,511 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:57:26,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:57:27,560 INFO L134 CoverageAnalysis]: Checked inductivity of 406 backedges. 0 proven. 406 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:57:28,267 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:57:28,268 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 35 states and 66 transitions. [2018-10-04 13:57:28,268 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 66 transitions. [2018-10-04 13:57:28,269 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2018-10-04 13:57:28,269 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:57:28,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:57:28,394 INFO L134 CoverageAnalysis]: Checked inductivity of 435 backedges. 0 proven. 435 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:57:28,650 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:57:28,651 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 36 states and 68 transitions. [2018-10-04 13:57:28,651 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 68 transitions. [2018-10-04 13:57:28,652 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2018-10-04 13:57:28,652 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:57:28,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:57:28,981 INFO L134 CoverageAnalysis]: Checked inductivity of 465 backedges. 0 proven. 465 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:57:29,267 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:57:29,268 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2018-10-04 13:57:29,268 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2018-10-04 13:57:29,268 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2018-10-04 13:57:29,268 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:57:29,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:57:29,521 INFO L134 CoverageAnalysis]: Checked inductivity of 496 backedges. 0 proven. 496 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:57:30,239 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:57:30,240 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 38 states and 72 transitions. [2018-10-04 13:57:30,240 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 72 transitions. [2018-10-04 13:57:30,240 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2018-10-04 13:57:30,240 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:57:30,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:57:30,557 INFO L134 CoverageAnalysis]: Checked inductivity of 528 backedges. 0 proven. 528 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:57:31,020 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:57:31,021 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 39 states and 74 transitions. [2018-10-04 13:57:31,021 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 74 transitions. [2018-10-04 13:57:31,022 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2018-10-04 13:57:31,022 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:57:31,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:57:31,205 INFO L134 CoverageAnalysis]: Checked inductivity of 561 backedges. 0 proven. 561 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:57:31,487 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:57:31,487 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 40 states and 76 transitions. [2018-10-04 13:57:31,488 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 76 transitions. [2018-10-04 13:57:31,488 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2018-10-04 13:57:31,488 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:57:31,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:57:31,624 INFO L134 CoverageAnalysis]: Checked inductivity of 595 backedges. 0 proven. 595 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:57:31,933 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:57:31,933 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 41 states and 78 transitions. [2018-10-04 13:57:31,933 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 78 transitions. [2018-10-04 13:57:31,934 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2018-10-04 13:57:31,934 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:57:31,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:57:32,186 INFO L134 CoverageAnalysis]: Checked inductivity of 630 backedges. 0 proven. 630 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:57:32,495 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:57:32,496 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 42 states and 80 transitions. [2018-10-04 13:57:32,496 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 80 transitions. [2018-10-04 13:57:32,497 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2018-10-04 13:57:32,497 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:57:32,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:57:32,735 INFO L134 CoverageAnalysis]: Checked inductivity of 666 backedges. 0 proven. 666 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:57:33,074 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:57:33,075 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 43 states and 82 transitions. [2018-10-04 13:57:33,075 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 82 transitions. [2018-10-04 13:57:33,075 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2018-10-04 13:57:33,075 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:57:33,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:57:33,248 INFO L134 CoverageAnalysis]: Checked inductivity of 703 backedges. 0 proven. 703 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:57:33,648 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:57:33,649 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 44 states and 84 transitions. [2018-10-04 13:57:33,649 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 84 transitions. [2018-10-04 13:57:33,650 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2018-10-04 13:57:33,650 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:57:33,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:57:33,795 INFO L134 CoverageAnalysis]: Checked inductivity of 741 backedges. 0 proven. 741 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:57:34,144 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:57:34,145 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 45 states and 86 transitions. [2018-10-04 13:57:34,145 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 86 transitions. [2018-10-04 13:57:34,146 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2018-10-04 13:57:34,146 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:57:34,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:57:34,332 INFO L134 CoverageAnalysis]: Checked inductivity of 780 backedges. 0 proven. 780 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:57:34,754 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:57:34,755 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 46 states and 88 transitions. [2018-10-04 13:57:34,755 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 88 transitions. [2018-10-04 13:57:34,757 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2018-10-04 13:57:34,757 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:57:34,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:57:35,002 INFO L134 CoverageAnalysis]: Checked inductivity of 820 backedges. 0 proven. 820 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:57:36,364 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:57:36,364 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 47 states and 90 transitions. [2018-10-04 13:57:36,364 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 90 transitions. [2018-10-04 13:57:36,365 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2018-10-04 13:57:36,365 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:57:36,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:57:36,866 INFO L134 CoverageAnalysis]: Checked inductivity of 861 backedges. 0 proven. 861 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:57:37,204 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:57:37,205 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 48 states and 92 transitions. [2018-10-04 13:57:37,205 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 92 transitions. [2018-10-04 13:57:37,206 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2018-10-04 13:57:37,206 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:57:37,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:57:37,674 INFO L252 BPredicateUnifier]: --------PredicateTrie is restructured: old depths: 44 new depth: 44 [2018-10-04 13:57:37,677 INFO L134 CoverageAnalysis]: Checked inductivity of 903 backedges. 0 proven. 903 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:57:38,024 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:57:38,024 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 49 states and 94 transitions. [2018-10-04 13:57:38,025 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 94 transitions. [2018-10-04 13:57:38,025 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-10-04 13:57:38,025 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:57:38,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:57:39,323 INFO L134 CoverageAnalysis]: Checked inductivity of 946 backedges. 0 proven. 946 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:57:40,385 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:57:40,386 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 50 states and 96 transitions. [2018-10-04 13:57:40,386 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 96 transitions. [2018-10-04 13:57:40,386 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2018-10-04 13:57:40,386 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:57:40,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:57:40,794 INFO L134 CoverageAnalysis]: Checked inductivity of 990 backedges. 0 proven. 990 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:57:41,284 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:57:41,284 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 51 states and 98 transitions. [2018-10-04 13:57:41,285 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 98 transitions. [2018-10-04 13:57:41,285 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2018-10-04 13:57:41,285 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:57:41,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:57:41,527 INFO L134 CoverageAnalysis]: Checked inductivity of 1035 backedges. 0 proven. 1035 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:57:41,890 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:57:41,890 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 52 states and 100 transitions. [2018-10-04 13:57:41,890 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 100 transitions. [2018-10-04 13:57:41,891 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2018-10-04 13:57:41,891 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:57:41,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:57:42,480 INFO L134 CoverageAnalysis]: Checked inductivity of 1081 backedges. 0 proven. 1081 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:57:42,864 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:57:42,865 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 53 states and 102 transitions. [2018-10-04 13:57:42,865 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 102 transitions. [2018-10-04 13:57:42,866 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2018-10-04 13:57:42,866 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:57:42,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:57:43,096 INFO L134 CoverageAnalysis]: Checked inductivity of 1128 backedges. 0 proven. 1128 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:57:43,477 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:57:43,478 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 54 states and 104 transitions. [2018-10-04 13:57:43,478 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 104 transitions. [2018-10-04 13:57:43,479 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2018-10-04 13:57:43,479 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:57:43,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:57:43,637 INFO L134 CoverageAnalysis]: Checked inductivity of 1176 backedges. 0 proven. 1176 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:57:44,016 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:57:44,017 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 55 states and 106 transitions. [2018-10-04 13:57:44,017 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 106 transitions. [2018-10-04 13:57:44,018 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-10-04 13:57:44,018 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:57:44,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:57:44,211 INFO L134 CoverageAnalysis]: Checked inductivity of 1225 backedges. 0 proven. 1225 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:57:44,646 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:57:44,647 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 56 states and 108 transitions. [2018-10-04 13:57:44,647 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 108 transitions. [2018-10-04 13:57:44,647 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2018-10-04 13:57:44,648 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:57:44,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:57:44,817 INFO L134 CoverageAnalysis]: Checked inductivity of 1275 backedges. 0 proven. 1275 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:57:45,220 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:57:45,220 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 57 states and 110 transitions. [2018-10-04 13:57:45,220 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 110 transitions. [2018-10-04 13:57:45,221 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2018-10-04 13:57:45,221 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:57:45,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:57:45,375 INFO L134 CoverageAnalysis]: Checked inductivity of 1326 backedges. 0 proven. 1326 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:57:46,007 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:57:46,008 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 58 states and 112 transitions. [2018-10-04 13:57:46,008 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 112 transitions. [2018-10-04 13:57:46,008 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2018-10-04 13:57:46,009 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:57:46,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:57:46,196 INFO L134 CoverageAnalysis]: Checked inductivity of 1378 backedges. 0 proven. 1378 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:57:46,642 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:57:46,642 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 59 states and 114 transitions. [2018-10-04 13:57:46,643 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 114 transitions. [2018-10-04 13:57:46,643 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2018-10-04 13:57:46,643 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:57:46,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:57:46,853 INFO L134 CoverageAnalysis]: Checked inductivity of 1431 backedges. 0 proven. 1431 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:57:47,312 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:57:47,312 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 60 states and 116 transitions. [2018-10-04 13:57:47,313 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 116 transitions. [2018-10-04 13:57:47,313 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2018-10-04 13:57:47,313 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:57:47,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:57:47,551 INFO L134 CoverageAnalysis]: Checked inductivity of 1485 backedges. 0 proven. 1485 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:57:47,981 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:57:47,981 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 61 states and 118 transitions. [2018-10-04 13:57:47,981 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 118 transitions. [2018-10-04 13:57:47,982 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2018-10-04 13:57:47,982 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:57:47,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:57:48,185 INFO L134 CoverageAnalysis]: Checked inductivity of 1540 backedges. 0 proven. 1540 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:57:48,625 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:57:48,626 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 62 states and 120 transitions. [2018-10-04 13:57:48,626 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 120 transitions. [2018-10-04 13:57:48,627 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2018-10-04 13:57:48,627 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:57:48,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:57:48,777 INFO L134 CoverageAnalysis]: Checked inductivity of 1596 backedges. 0 proven. 1596 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:57:49,238 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:57:49,239 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 122 states to 63 states and 122 transitions. [2018-10-04 13:57:49,240 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 122 transitions. [2018-10-04 13:57:49,240 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-10-04 13:57:49,240 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:57:49,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:57:49,941 INFO L134 CoverageAnalysis]: Checked inductivity of 1653 backedges. 0 proven. 1653 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:57:50,413 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:57:50,414 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 64 states and 124 transitions. [2018-10-04 13:57:50,414 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 124 transitions. [2018-10-04 13:57:50,414 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2018-10-04 13:57:50,414 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:57:50,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:57:50,866 INFO L134 CoverageAnalysis]: Checked inductivity of 1711 backedges. 0 proven. 1711 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:57:51,563 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:57:51,564 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 126 states to 65 states and 126 transitions. [2018-10-04 13:57:51,564 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 126 transitions. [2018-10-04 13:57:51,564 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2018-10-04 13:57:51,564 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:57:51,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:57:51,824 INFO L134 CoverageAnalysis]: Checked inductivity of 1770 backedges. 0 proven. 1770 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:57:52,310 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:57:52,310 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 128 states to 66 states and 128 transitions. [2018-10-04 13:57:52,310 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 128 transitions. [2018-10-04 13:57:52,311 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2018-10-04 13:57:52,311 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:57:52,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:57:52,639 INFO L134 CoverageAnalysis]: Checked inductivity of 1830 backedges. 0 proven. 1830 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:57:53,114 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:57:53,115 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 67 states and 130 transitions. [2018-10-04 13:57:53,115 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 130 transitions. [2018-10-04 13:57:53,115 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2018-10-04 13:57:53,115 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:57:53,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:57:53,671 INFO L252 BPredicateUnifier]: --------PredicateTrie is restructured: old depths: 63 new depth: 63 [2018-10-04 13:57:53,678 INFO L134 CoverageAnalysis]: Checked inductivity of 1891 backedges. 0 proven. 1891 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:57:54,166 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:57:54,167 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132 states to 68 states and 132 transitions. [2018-10-04 13:57:54,167 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 132 transitions. [2018-10-04 13:57:54,168 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2018-10-04 13:57:54,168 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:57:54,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:57:55,066 INFO L134 CoverageAnalysis]: Checked inductivity of 1953 backedges. 0 proven. 1953 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:58:01,430 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:58:01,430 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 69 states and 134 transitions. [2018-10-04 13:58:01,430 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 134 transitions. [2018-10-04 13:58:01,431 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2018-10-04 13:58:01,431 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:58:01,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:58:03,468 INFO L134 CoverageAnalysis]: Checked inductivity of 2016 backedges. 0 proven. 2016 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:58:04,022 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:58:04,023 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 70 states and 136 transitions. [2018-10-04 13:58:04,023 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 136 transitions. [2018-10-04 13:58:04,024 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2018-10-04 13:58:04,024 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:58:04,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:58:04,329 INFO L134 CoverageAnalysis]: Checked inductivity of 2080 backedges. 0 proven. 2080 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:58:04,887 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:58:04,888 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 71 states and 138 transitions. [2018-10-04 13:58:04,888 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 138 transitions. [2018-10-04 13:58:04,888 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2018-10-04 13:58:04,889 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:58:04,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:58:05,060 INFO L134 CoverageAnalysis]: Checked inductivity of 2145 backedges. 0 proven. 2145 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:58:05,620 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:58:05,620 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 140 states to 72 states and 140 transitions. [2018-10-04 13:58:05,621 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 140 transitions. [2018-10-04 13:58:05,621 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2018-10-04 13:58:05,621 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:58:05,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:58:05,803 INFO L134 CoverageAnalysis]: Checked inductivity of 2211 backedges. 0 proven. 2211 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:58:06,611 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:58:06,611 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 142 states to 73 states and 142 transitions. [2018-10-04 13:58:06,611 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 142 transitions. [2018-10-04 13:58:06,612 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2018-10-04 13:58:06,612 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:58:06,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:58:06,979 INFO L134 CoverageAnalysis]: Checked inductivity of 2278 backedges. 0 proven. 2278 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:58:07,555 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:58:07,556 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 74 states and 144 transitions. [2018-10-04 13:58:07,556 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 144 transitions. [2018-10-04 13:58:07,556 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2018-10-04 13:58:07,557 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:58:07,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:58:07,748 INFO L134 CoverageAnalysis]: Checked inductivity of 2346 backedges. 0 proven. 2346 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:58:08,327 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:58:08,328 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 146 states to 75 states and 146 transitions. [2018-10-04 13:58:08,329 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 146 transitions. [2018-10-04 13:58:08,329 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2018-10-04 13:58:08,329 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:58:08,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:58:08,532 INFO L134 CoverageAnalysis]: Checked inductivity of 2415 backedges. 0 proven. 2415 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:58:09,153 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:58:09,153 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 76 states and 148 transitions. [2018-10-04 13:58:09,153 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 148 transitions. [2018-10-04 13:58:09,154 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2018-10-04 13:58:09,154 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:58:09,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:58:09,388 INFO L134 CoverageAnalysis]: Checked inductivity of 2485 backedges. 0 proven. 2485 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:58:10,014 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:58:10,015 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 150 states to 77 states and 150 transitions. [2018-10-04 13:58:10,015 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 150 transitions. [2018-10-04 13:58:10,016 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2018-10-04 13:58:10,016 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:58:10,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:58:10,305 INFO L134 CoverageAnalysis]: Checked inductivity of 2556 backedges. 0 proven. 2556 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:58:10,912 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:58:10,913 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 152 states to 78 states and 152 transitions. [2018-10-04 13:58:10,913 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 152 transitions. [2018-10-04 13:58:10,913 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2018-10-04 13:58:10,913 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:58:10,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:58:11,227 INFO L134 CoverageAnalysis]: Checked inductivity of 2628 backedges. 0 proven. 2628 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:58:12,122 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:58:12,123 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 154 states to 79 states and 154 transitions. [2018-10-04 13:58:12,123 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 154 transitions. [2018-10-04 13:58:12,123 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2018-10-04 13:58:12,123 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:58:12,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:58:12,304 INFO L134 CoverageAnalysis]: Checked inductivity of 2701 backedges. 0 proven. 2701 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:58:12,924 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:58:12,924 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 156 states to 80 states and 156 transitions. [2018-10-04 13:58:12,924 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 156 transitions. [2018-10-04 13:58:12,925 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2018-10-04 13:58:12,925 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:58:12,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:58:13,120 INFO L134 CoverageAnalysis]: Checked inductivity of 2775 backedges. 0 proven. 2775 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:58:13,765 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:58:13,766 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 158 states to 81 states and 158 transitions. [2018-10-04 13:58:13,766 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 158 transitions. [2018-10-04 13:58:13,766 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2018-10-04 13:58:13,767 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:58:13,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:58:13,954 INFO L134 CoverageAnalysis]: Checked inductivity of 2850 backedges. 0 proven. 2850 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:58:14,573 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:58:14,574 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 82 states and 160 transitions. [2018-10-04 13:58:14,574 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 160 transitions. [2018-10-04 13:58:14,575 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2018-10-04 13:58:14,575 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:58:14,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:58:14,758 INFO L134 CoverageAnalysis]: Checked inductivity of 2926 backedges. 0 proven. 2926 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:58:15,355 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:58:15,356 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 83 states and 162 transitions. [2018-10-04 13:58:15,356 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 162 transitions. [2018-10-04 13:58:15,356 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2018-10-04 13:58:15,357 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:58:15,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:58:15,598 INFO L134 CoverageAnalysis]: Checked inductivity of 3003 backedges. 0 proven. 3003 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:58:16,210 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:58:16,211 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 164 states to 84 states and 164 transitions. [2018-10-04 13:58:16,211 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 164 transitions. [2018-10-04 13:58:16,211 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2018-10-04 13:58:16,212 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:58:16,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:58:16,659 INFO L134 CoverageAnalysis]: Checked inductivity of 3081 backedges. 0 proven. 3081 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:58:17,278 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:58:17,279 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 166 states to 85 states and 166 transitions. [2018-10-04 13:58:17,279 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 166 transitions. [2018-10-04 13:58:17,280 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2018-10-04 13:58:17,280 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:58:17,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:58:17,722 INFO L134 CoverageAnalysis]: Checked inductivity of 3160 backedges. 0 proven. 3160 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:58:18,392 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:58:18,392 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 168 states to 86 states and 168 transitions. [2018-10-04 13:58:18,392 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 168 transitions. [2018-10-04 13:58:18,393 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2018-10-04 13:58:18,393 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:58:18,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:58:18,594 INFO L134 CoverageAnalysis]: Checked inductivity of 3240 backedges. 0 proven. 3240 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:58:19,227 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:58:19,228 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 170 states to 87 states and 170 transitions. [2018-10-04 13:58:19,228 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 170 transitions. [2018-10-04 13:58:19,228 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2018-10-04 13:58:19,228 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:58:19,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:58:19,663 INFO L134 CoverageAnalysis]: Checked inductivity of 3321 backedges. 0 proven. 3321 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:58:20,303 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:58:20,303 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 172 states to 88 states and 172 transitions. [2018-10-04 13:58:20,303 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 172 transitions. [2018-10-04 13:58:20,304 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2018-10-04 13:58:20,304 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:58:20,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:58:20,496 INFO L134 CoverageAnalysis]: Checked inductivity of 3403 backedges. 0 proven. 3403 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:58:21,140 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:58:21,140 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 174 states to 89 states and 174 transitions. [2018-10-04 13:58:21,140 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 174 transitions. [2018-10-04 13:58:21,141 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2018-10-04 13:58:21,141 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:58:21,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:58:22,384 INFO L252 BPredicateUnifier]: --------PredicateTrie is restructured: old depths: 85 new depth: 85 [2018-10-04 13:58:22,398 INFO L134 CoverageAnalysis]: Checked inductivity of 3486 backedges. 0 proven. 3486 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:58:23,158 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:58:23,158 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 176 states to 90 states and 176 transitions. [2018-10-04 13:58:23,159 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 176 transitions. [2018-10-04 13:58:23,159 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2018-10-04 13:58:23,159 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:58:23,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:58:23,359 INFO L134 CoverageAnalysis]: Checked inductivity of 3570 backedges. 0 proven. 3570 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:58:24,021 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:58:24,021 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 178 states to 91 states and 178 transitions. [2018-10-04 13:58:24,021 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 178 transitions. [2018-10-04 13:58:24,022 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2018-10-04 13:58:24,022 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:58:24,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:58:24,233 INFO L134 CoverageAnalysis]: Checked inductivity of 3655 backedges. 0 proven. 3655 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:58:24,970 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:58:24,971 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 180 states to 92 states and 180 transitions. [2018-10-04 13:58:24,971 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 180 transitions. [2018-10-04 13:58:24,971 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2018-10-04 13:58:24,972 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:58:24,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:58:25,244 INFO L134 CoverageAnalysis]: Checked inductivity of 3741 backedges. 0 proven. 3741 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:58:25,926 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:58:25,927 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 182 states to 93 states and 182 transitions. [2018-10-04 13:58:25,927 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 182 transitions. [2018-10-04 13:58:25,928 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2018-10-04 13:58:25,928 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:58:25,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:58:26,141 INFO L134 CoverageAnalysis]: Checked inductivity of 3828 backedges. 0 proven. 3828 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:58:27,055 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:58:27,055 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 184 states to 94 states and 184 transitions. [2018-10-04 13:58:27,055 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 184 transitions. [2018-10-04 13:58:27,056 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2018-10-04 13:58:27,056 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:58:27,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:58:27,264 INFO L134 CoverageAnalysis]: Checked inductivity of 3916 backedges. 0 proven. 3916 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:58:27,965 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:58:27,965 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 186 states to 95 states and 186 transitions. [2018-10-04 13:58:27,965 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 186 transitions. [2018-10-04 13:58:27,966 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2018-10-04 13:58:27,966 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:58:27,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:58:28,310 INFO L134 CoverageAnalysis]: Checked inductivity of 4005 backedges. 0 proven. 4005 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:58:29,025 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:58:29,026 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 188 states to 96 states and 188 transitions. [2018-10-04 13:58:29,026 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 188 transitions. [2018-10-04 13:58:29,027 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2018-10-04 13:58:29,027 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:58:29,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:58:29,323 INFO L134 CoverageAnalysis]: Checked inductivity of 4095 backedges. 0 proven. 4095 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:58:30,052 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:58:30,052 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 190 states to 97 states and 190 transitions. [2018-10-04 13:58:30,052 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 190 transitions. [2018-10-04 13:58:30,053 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2018-10-04 13:58:30,053 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:58:30,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:58:30,286 INFO L134 CoverageAnalysis]: Checked inductivity of 4186 backedges. 0 proven. 4186 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:58:31,046 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:58:31,046 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 192 states to 98 states and 192 transitions. [2018-10-04 13:58:31,047 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 192 transitions. [2018-10-04 13:58:31,047 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2018-10-04 13:58:31,047 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:58:31,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:58:31,309 INFO L134 CoverageAnalysis]: Checked inductivity of 4278 backedges. 0 proven. 4278 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:58:32,079 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:58:32,080 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 194 states to 99 states and 194 transitions. [2018-10-04 13:58:32,080 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 194 transitions. [2018-10-04 13:58:32,080 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2018-10-04 13:58:32,080 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:58:32,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:58:32,323 INFO L134 CoverageAnalysis]: Checked inductivity of 4371 backedges. 0 proven. 4371 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:58:33,070 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:58:33,071 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 196 states to 100 states and 196 transitions. [2018-10-04 13:58:33,071 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 196 transitions. [2018-10-04 13:58:33,072 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2018-10-04 13:58:33,072 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:58:33,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:58:33,362 INFO L134 CoverageAnalysis]: Checked inductivity of 4465 backedges. 0 proven. 4465 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:58:34,113 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:58:34,114 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 198 states to 101 states and 198 transitions. [2018-10-04 13:58:34,114 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 198 transitions. [2018-10-04 13:58:34,114 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2018-10-04 13:58:34,114 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:58:34,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:58:34,356 INFO L134 CoverageAnalysis]: Checked inductivity of 4560 backedges. 0 proven. 4560 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:58:35,181 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:58:35,182 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 200 states to 102 states and 200 transitions. [2018-10-04 13:58:35,182 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 200 transitions. [2018-10-04 13:58:35,182 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2018-10-04 13:58:35,182 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:58:35,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:58:35,426 INFO L134 CoverageAnalysis]: Checked inductivity of 4656 backedges. 0 proven. 4656 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:58:36,194 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:58:36,195 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 202 states to 103 states and 202 transitions. [2018-10-04 13:58:36,195 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 202 transitions. [2018-10-04 13:58:36,196 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2018-10-04 13:58:36,196 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:58:36,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:58:36,446 INFO L134 CoverageAnalysis]: Checked inductivity of 4753 backedges. 0 proven. 4753 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:58:37,269 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:58:37,270 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 204 states to 104 states and 204 transitions. [2018-10-04 13:58:37,270 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 204 transitions. [2018-10-04 13:58:37,271 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2018-10-04 13:58:37,271 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:58:37,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:58:37,515 INFO L134 CoverageAnalysis]: Checked inductivity of 4851 backedges. 0 proven. 4851 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:58:38,297 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:58:38,297 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 206 states to 105 states and 206 transitions. [2018-10-04 13:58:38,297 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 206 transitions. [2018-10-04 13:58:38,298 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2018-10-04 13:58:38,298 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:58:38,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:58:38,567 INFO L134 CoverageAnalysis]: Checked inductivity of 4950 backedges. 0 proven. 4950 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:58:39,380 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:58:39,381 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 208 states to 106 states and 208 transitions. [2018-10-04 13:58:39,381 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 208 transitions. [2018-10-04 13:58:39,382 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2018-10-04 13:58:39,382 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:58:39,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:58:39,680 INFO L134 CoverageAnalysis]: Checked inductivity of 5050 backedges. 0 proven. 5050 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:58:40,475 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:58:40,476 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 210 states to 107 states and 210 transitions. [2018-10-04 13:58:40,476 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 210 transitions. [2018-10-04 13:58:40,476 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2018-10-04 13:58:40,477 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:58:40,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:58:40,757 INFO L134 CoverageAnalysis]: Checked inductivity of 5151 backedges. 0 proven. 5151 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:58:41,554 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:58:41,555 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 212 states to 108 states and 212 transitions. [2018-10-04 13:58:41,555 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 212 transitions. [2018-10-04 13:58:41,555 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2018-10-04 13:58:41,556 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:58:41,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:58:41,864 INFO L134 CoverageAnalysis]: Checked inductivity of 5253 backedges. 0 proven. 5253 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:58:42,755 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:58:42,756 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 214 states to 109 states and 214 transitions. [2018-10-04 13:58:42,756 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 214 transitions. [2018-10-04 13:58:42,757 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2018-10-04 13:58:42,757 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:58:42,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:58:43,079 INFO L134 CoverageAnalysis]: Checked inductivity of 5356 backedges. 0 proven. 5356 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:58:43,898 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:58:43,898 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 216 states to 110 states and 216 transitions. [2018-10-04 13:58:43,898 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 216 transitions. [2018-10-04 13:58:43,899 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2018-10-04 13:58:43,899 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:58:43,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:58:44,862 INFO L252 BPredicateUnifier]: --------PredicateTrie is restructured: old depths: 106 new depth: 106 [2018-10-04 13:58:44,883 INFO L134 CoverageAnalysis]: Checked inductivity of 5460 backedges. 0 proven. 5460 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:58:45,715 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:58:45,716 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 218 states to 111 states and 218 transitions. [2018-10-04 13:58:45,716 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 218 transitions. [2018-10-04 13:58:45,717 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2018-10-04 13:58:45,717 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:58:45,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:58:45,996 INFO L134 CoverageAnalysis]: Checked inductivity of 5565 backedges. 0 proven. 5565 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:58:46,837 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:58:46,837 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 220 states to 112 states and 220 transitions. [2018-10-04 13:58:46,837 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 220 transitions. [2018-10-04 13:58:46,838 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2018-10-04 13:58:46,838 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:58:46,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:58:47,170 INFO L134 CoverageAnalysis]: Checked inductivity of 5671 backedges. 0 proven. 5671 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:58:48,031 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:58:48,031 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 222 states to 113 states and 222 transitions. [2018-10-04 13:58:48,031 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 222 transitions. [2018-10-04 13:58:48,032 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2018-10-04 13:58:48,032 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:58:48,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:58:48,316 INFO L134 CoverageAnalysis]: Checked inductivity of 5778 backedges. 0 proven. 5778 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:58:49,174 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:58:49,175 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 224 states to 114 states and 224 transitions. [2018-10-04 13:58:49,175 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 224 transitions. [2018-10-04 13:58:49,175 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2018-10-04 13:58:49,175 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:58:49,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:58:49,461 INFO L134 CoverageAnalysis]: Checked inductivity of 5886 backedges. 0 proven. 5886 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:58:50,327 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:58:50,327 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 226 states to 115 states and 226 transitions. [2018-10-04 13:58:50,327 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 226 transitions. [2018-10-04 13:58:50,328 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2018-10-04 13:58:50,328 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:58:50,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:58:50,631 INFO L134 CoverageAnalysis]: Checked inductivity of 5995 backedges. 0 proven. 5995 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:58:51,596 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:58:51,597 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 228 states to 116 states and 228 transitions. [2018-10-04 13:58:51,597 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 228 transitions. [2018-10-04 13:58:51,597 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2018-10-04 13:58:51,598 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:58:51,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:58:51,918 INFO L134 CoverageAnalysis]: Checked inductivity of 6105 backedges. 0 proven. 6105 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:58:52,843 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:58:52,844 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 230 states to 117 states and 230 transitions. [2018-10-04 13:58:52,844 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 230 transitions. [2018-10-04 13:58:52,844 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2018-10-04 13:58:52,844 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:58:52,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:58:53,208 INFO L134 CoverageAnalysis]: Checked inductivity of 6216 backedges. 0 proven. 6216 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:58:54,088 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:58:54,089 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 232 states to 118 states and 232 transitions. [2018-10-04 13:58:54,089 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 232 transitions. [2018-10-04 13:58:54,089 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2018-10-04 13:58:54,089 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:58:54,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:58:54,518 INFO L134 CoverageAnalysis]: Checked inductivity of 6328 backedges. 0 proven. 6328 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:58:55,414 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:58:55,415 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 234 states to 119 states and 234 transitions. [2018-10-04 13:58:55,415 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 234 transitions. [2018-10-04 13:58:55,415 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2018-10-04 13:58:55,415 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:58:55,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:58:55,759 INFO L134 CoverageAnalysis]: Checked inductivity of 6441 backedges. 0 proven. 6441 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:58:56,666 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:58:56,666 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 236 states to 120 states and 236 transitions. [2018-10-04 13:58:56,667 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 236 transitions. [2018-10-04 13:58:56,667 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2018-10-04 13:58:56,667 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:58:56,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:58:56,970 INFO L134 CoverageAnalysis]: Checked inductivity of 6555 backedges. 0 proven. 6555 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:58:57,932 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:58:57,933 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 238 states to 121 states and 238 transitions. [2018-10-04 13:58:57,933 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 238 transitions. [2018-10-04 13:58:57,934 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2018-10-04 13:58:57,934 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:58:57,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:58:58,247 INFO L134 CoverageAnalysis]: Checked inductivity of 6670 backedges. 0 proven. 6670 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:58:59,203 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:58:59,203 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 240 states to 122 states and 240 transitions. [2018-10-04 13:58:59,203 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 240 transitions. [2018-10-04 13:58:59,204 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2018-10-04 13:58:59,204 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:58:59,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:58:59,536 INFO L134 CoverageAnalysis]: Checked inductivity of 6786 backedges. 0 proven. 6786 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:59:00,465 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:59:00,465 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 242 states to 123 states and 242 transitions. [2018-10-04 13:59:00,465 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 242 transitions. [2018-10-04 13:59:00,466 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2018-10-04 13:59:00,466 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:59:00,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:59:00,790 INFO L134 CoverageAnalysis]: Checked inductivity of 6903 backedges. 0 proven. 6903 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:59:01,730 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:59:01,731 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 244 states to 124 states and 244 transitions. [2018-10-04 13:59:01,731 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 244 transitions. [2018-10-04 13:59:01,731 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2018-10-04 13:59:01,731 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:59:01,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:59:02,051 INFO L134 CoverageAnalysis]: Checked inductivity of 7021 backedges. 0 proven. 7021 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:59:03,043 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:59:03,043 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 246 states to 125 states and 246 transitions. [2018-10-04 13:59:03,043 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 246 transitions. [2018-10-04 13:59:03,044 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2018-10-04 13:59:03,044 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:59:03,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:59:03,380 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 13:59:04,353 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:59:04,353 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 248 states to 126 states and 248 transitions. [2018-10-04 13:59:04,353 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 248 transitions. [2018-10-04 13:59:04,354 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2018-10-04 13:59:04,354 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:59:04,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:59:04,695 INFO L134 CoverageAnalysis]: Checked inductivity of 7260 backedges. 0 proven. 7260 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:59:05,683 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:59:05,683 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 250 states to 127 states and 250 transitions. [2018-10-04 13:59:05,683 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 250 transitions. [2018-10-04 13:59:05,684 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2018-10-04 13:59:05,684 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:59:05,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:59:06,026 INFO L134 CoverageAnalysis]: Checked inductivity of 7381 backedges. 0 proven. 7381 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:59:07,042 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:59:07,042 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 252 states to 128 states and 252 transitions. [2018-10-04 13:59:07,042 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 252 transitions. [2018-10-04 13:59:07,043 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2018-10-04 13:59:07,043 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:59:07,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:59:07,381 INFO L134 CoverageAnalysis]: Checked inductivity of 7503 backedges. 0 proven. 7503 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:59:08,422 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:59:08,423 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 254 states to 129 states and 254 transitions. [2018-10-04 13:59:08,423 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 254 transitions. [2018-10-04 13:59:08,423 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2018-10-04 13:59:08,424 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:59:08,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:59:08,758 INFO L134 CoverageAnalysis]: Checked inductivity of 7626 backedges. 0 proven. 7626 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:59:09,768 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:59:09,769 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 256 states to 130 states and 256 transitions. [2018-10-04 13:59:09,769 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 256 transitions. [2018-10-04 13:59:09,769 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2018-10-04 13:59:09,769 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:59:09,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:59:10,134 INFO L134 CoverageAnalysis]: Checked inductivity of 7750 backedges. 0 proven. 7750 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:59:11,145 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:59:11,146 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 258 states to 131 states and 258 transitions. [2018-10-04 13:59:11,146 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 258 transitions. [2018-10-04 13:59:11,146 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2018-10-04 13:59:11,146 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:59:11,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:59:11,920 INFO L252 BPredicateUnifier]: --------PredicateTrie is restructured: old depths: 127 new depth: 127 [2018-10-04 13:59:11,954 INFO L134 CoverageAnalysis]: Checked inductivity of 7875 backedges. 0 proven. 7875 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:59:13,006 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:59:13,006 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 260 states to 132 states and 260 transitions. [2018-10-04 13:59:13,006 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 260 transitions. [2018-10-04 13:59:13,007 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2018-10-04 13:59:13,007 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:59:13,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:59:13,384 INFO L134 CoverageAnalysis]: Checked inductivity of 8001 backedges. 0 proven. 8001 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:59:14,428 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:59:14,429 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 262 states to 133 states and 262 transitions. [2018-10-04 13:59:14,429 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 262 transitions. [2018-10-04 13:59:14,430 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2018-10-04 13:59:14,430 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:59:14,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:59:14,790 INFO L134 CoverageAnalysis]: Checked inductivity of 8128 backedges. 0 proven. 8128 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:59:15,830 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:59:15,831 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 264 states to 134 states and 264 transitions. [2018-10-04 13:59:15,831 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 264 transitions. [2018-10-04 13:59:15,831 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2018-10-04 13:59:15,832 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:59:15,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:59:16,194 INFO L134 CoverageAnalysis]: Checked inductivity of 8256 backedges. 0 proven. 8256 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:59:17,260 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:59:17,261 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 266 states to 135 states and 266 transitions. [2018-10-04 13:59:17,261 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 266 transitions. [2018-10-04 13:59:17,262 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2018-10-04 13:59:17,262 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:59:17,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:59:17,618 INFO L134 CoverageAnalysis]: Checked inductivity of 8385 backedges. 0 proven. 8385 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:59:18,708 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:59:18,708 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 268 states to 136 states and 268 transitions. [2018-10-04 13:59:18,709 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 268 transitions. [2018-10-04 13:59:18,709 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2018-10-04 13:59:18,709 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:59:18,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:59:19,063 INFO L134 CoverageAnalysis]: Checked inductivity of 8515 backedges. 0 proven. 8515 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:59:20,152 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:59:20,152 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 270 states to 137 states and 270 transitions. [2018-10-04 13:59:20,153 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 270 transitions. [2018-10-04 13:59:20,153 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2018-10-04 13:59:20,153 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:59:20,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:59:20,521 INFO L134 CoverageAnalysis]: Checked inductivity of 8646 backedges. 0 proven. 8646 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:59:21,596 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:59:21,597 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 272 states to 138 states and 272 transitions. [2018-10-04 13:59:21,597 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 272 transitions. [2018-10-04 13:59:21,597 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2018-10-04 13:59:21,597 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:59:21,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:59:21,964 INFO L134 CoverageAnalysis]: Checked inductivity of 8778 backedges. 0 proven. 8778 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:59:23,098 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:59:23,098 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 274 states to 139 states and 274 transitions. [2018-10-04 13:59:23,098 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 274 transitions. [2018-10-04 13:59:23,099 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2018-10-04 13:59:23,099 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:59:23,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:59:23,490 INFO L134 CoverageAnalysis]: Checked inductivity of 8911 backedges. 0 proven. 8911 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:59:24,579 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:59:24,579 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 276 states to 140 states and 276 transitions. [2018-10-04 13:59:24,579 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 276 transitions. [2018-10-04 13:59:24,580 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2018-10-04 13:59:24,580 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:59:24,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:59:24,955 INFO L134 CoverageAnalysis]: Checked inductivity of 9045 backedges. 0 proven. 9045 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:59:26,077 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:59:26,077 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 278 states to 141 states and 278 transitions. [2018-10-04 13:59:26,078 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 278 transitions. [2018-10-04 13:59:26,078 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2018-10-04 13:59:26,078 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:59:26,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:59:26,462 INFO L134 CoverageAnalysis]: Checked inductivity of 9180 backedges. 0 proven. 9180 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:59:27,564 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:59:27,564 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 280 states to 142 states and 280 transitions. [2018-10-04 13:59:27,564 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 280 transitions. [2018-10-04 13:59:27,565 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2018-10-04 13:59:27,565 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:59:27,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:59:27,954 INFO L134 CoverageAnalysis]: Checked inductivity of 9316 backedges. 0 proven. 9316 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:59:29,115 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:59:29,116 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 282 states to 143 states and 282 transitions. [2018-10-04 13:59:29,116 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 282 transitions. [2018-10-04 13:59:29,116 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2018-10-04 13:59:29,117 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:59:29,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:59:29,500 INFO L134 CoverageAnalysis]: Checked inductivity of 9453 backedges. 0 proven. 9453 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:59:30,624 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:59:30,624 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 284 states to 144 states and 284 transitions. [2018-10-04 13:59:30,624 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 284 transitions. [2018-10-04 13:59:30,625 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2018-10-04 13:59:30,625 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:59:30,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:59:31,036 INFO L134 CoverageAnalysis]: Checked inductivity of 9591 backedges. 0 proven. 9591 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:59:32,169 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:59:32,169 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 286 states to 145 states and 286 transitions. [2018-10-04 13:59:32,169 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 286 transitions. [2018-10-04 13:59:32,170 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2018-10-04 13:59:32,170 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:59:32,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:59:32,557 INFO L134 CoverageAnalysis]: Checked inductivity of 9730 backedges. 0 proven. 9730 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:59:33,761 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:59:33,761 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 288 states to 146 states and 288 transitions. [2018-10-04 13:59:33,762 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 288 transitions. [2018-10-04 13:59:33,762 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2018-10-04 13:59:33,762 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:59:33,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:59:34,156 INFO L134 CoverageAnalysis]: Checked inductivity of 9870 backedges. 0 proven. 9870 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:59:35,299 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:59:35,299 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 290 states to 147 states and 290 transitions. [2018-10-04 13:59:35,300 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 290 transitions. [2018-10-04 13:59:35,300 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2018-10-04 13:59:35,300 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:59:35,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:59:35,698 INFO L134 CoverageAnalysis]: Checked inductivity of 10011 backedges. 0 proven. 10011 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:59:36,886 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:59:36,887 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 292 states to 148 states and 292 transitions. [2018-10-04 13:59:36,887 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 292 transitions. [2018-10-04 13:59:36,888 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2018-10-04 13:59:36,888 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:59:36,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:59:37,286 INFO L134 CoverageAnalysis]: Checked inductivity of 10153 backedges. 0 proven. 10153 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:59:38,471 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:59:38,472 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 294 states to 149 states and 294 transitions. [2018-10-04 13:59:38,472 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 294 transitions. [2018-10-04 13:59:38,472 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2018-10-04 13:59:38,472 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:59:38,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:59:38,885 INFO L134 CoverageAnalysis]: Checked inductivity of 10296 backedges. 0 proven. 10296 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:59:40,071 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:59:40,071 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 296 states to 150 states and 296 transitions. [2018-10-04 13:59:40,071 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 296 transitions. [2018-10-04 13:59:40,072 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2018-10-04 13:59:40,072 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:59:40,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:59:40,490 INFO L134 CoverageAnalysis]: Checked inductivity of 10440 backedges. 0 proven. 10440 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:59:41,680 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:59:41,681 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 298 states to 151 states and 298 transitions. [2018-10-04 13:59:41,681 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 298 transitions. [2018-10-04 13:59:41,681 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2018-10-04 13:59:41,681 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:59:41,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:59:42,120 INFO L134 CoverageAnalysis]: Checked inductivity of 10585 backedges. 0 proven. 10585 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:59:43,308 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:59:43,308 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 300 states to 152 states and 300 transitions. [2018-10-04 13:59:43,309 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 300 transitions. [2018-10-04 13:59:43,309 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2018-10-04 13:59:43,309 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:59:43,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:59:43,764 INFO L134 CoverageAnalysis]: Checked inductivity of 10731 backedges. 0 proven. 10731 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:59:44,995 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:59:44,995 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 302 states to 153 states and 302 transitions. [2018-10-04 13:59:44,995 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 302 transitions. [2018-10-04 13:59:44,996 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2018-10-04 13:59:44,996 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:59:45,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:59:45,429 INFO L134 CoverageAnalysis]: Checked inductivity of 10878 backedges. 0 proven. 10878 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:59:46,642 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:59:46,642 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 304 states to 154 states and 304 transitions. [2018-10-04 13:59:46,642 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 304 transitions. [2018-10-04 13:59:46,643 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2018-10-04 13:59:46,643 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:59:46,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:59:47,095 INFO L134 CoverageAnalysis]: Checked inductivity of 11026 backedges. 0 proven. 11026 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:59:48,325 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:59:48,326 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 306 states to 155 states and 306 transitions. [2018-10-04 13:59:48,326 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 306 transitions. [2018-10-04 13:59:48,326 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2018-10-04 13:59:48,326 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:59:48,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:59:49,325 INFO L252 BPredicateUnifier]: --------PredicateTrie is restructured: old depths: 151 new depth: 150 [2018-10-04 13:59:49,398 INFO L134 CoverageAnalysis]: Checked inductivity of 11175 backedges. 0 proven. 11175 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:59:50,618 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:59:50,618 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 308 states to 156 states and 308 transitions. [2018-10-04 13:59:50,618 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 308 transitions. [2018-10-04 13:59:50,619 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2018-10-04 13:59:50,619 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:59:50,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:59:51,036 INFO L134 CoverageAnalysis]: Checked inductivity of 11325 backedges. 0 proven. 11325 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:59:52,287 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:59:52,288 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 310 states to 157 states and 310 transitions. [2018-10-04 13:59:52,288 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 310 transitions. [2018-10-04 13:59:52,288 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2018-10-04 13:59:52,288 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:59:52,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:59:52,707 INFO L134 CoverageAnalysis]: Checked inductivity of 11476 backedges. 0 proven. 11476 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:59:53,942 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:59:53,942 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 312 states to 158 states and 312 transitions. [2018-10-04 13:59:53,943 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 312 transitions. [2018-10-04 13:59:53,943 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2018-10-04 13:59:53,943 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:59:53,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:59:54,391 INFO L134 CoverageAnalysis]: Checked inductivity of 11628 backedges. 0 proven. 11628 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:59:55,634 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:59:55,635 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 314 states to 159 states and 314 transitions. [2018-10-04 13:59:55,635 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 314 transitions. [2018-10-04 13:59:55,636 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2018-10-04 13:59:55,636 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:59:55,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:59:56,059 INFO L134 CoverageAnalysis]: Checked inductivity of 11781 backedges. 0 proven. 11781 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:59:57,347 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:59:57,348 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 316 states to 160 states and 316 transitions. [2018-10-04 13:59:57,348 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 316 transitions. [2018-10-04 13:59:57,349 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2018-10-04 13:59:57,349 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:59:57,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:59:57,787 INFO L134 CoverageAnalysis]: Checked inductivity of 11935 backedges. 0 proven. 11935 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:59:59,054 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:59:59,055 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 318 states to 161 states and 318 transitions. [2018-10-04 13:59:59,055 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 318 transitions. [2018-10-04 13:59:59,056 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2018-10-04 13:59:59,056 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:59:59,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:59:59,530 INFO L134 CoverageAnalysis]: Checked inductivity of 12090 backedges. 0 proven. 12090 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:00:00,814 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:00:00,814 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 320 states to 162 states and 320 transitions. [2018-10-04 14:00:00,814 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 320 transitions. [2018-10-04 14:00:00,815 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2018-10-04 14:00:00,815 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:00:00,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:00:01,246 INFO L134 CoverageAnalysis]: Checked inductivity of 12246 backedges. 0 proven. 12246 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:00:02,546 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:00:02,546 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 322 states to 163 states and 322 transitions. [2018-10-04 14:00:02,547 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 322 transitions. [2018-10-04 14:00:02,547 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2018-10-04 14:00:02,547 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:00:02,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:00:02,995 INFO L134 CoverageAnalysis]: Checked inductivity of 12403 backedges. 0 proven. 12403 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:00:04,292 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:00:04,292 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 324 states to 164 states and 324 transitions. [2018-10-04 14:00:04,292 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 324 transitions. [2018-10-04 14:00:04,293 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2018-10-04 14:00:04,293 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:00:04,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:00:04,759 INFO L134 CoverageAnalysis]: Checked inductivity of 12561 backedges. 0 proven. 12561 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:00:06,058 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:00:06,059 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 326 states to 165 states and 326 transitions. [2018-10-04 14:00:06,059 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 326 transitions. [2018-10-04 14:00:06,060 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2018-10-04 14:00:06,060 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:00:06,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:00:06,513 INFO L134 CoverageAnalysis]: Checked inductivity of 12720 backedges. 0 proven. 12720 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:00:07,850 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:00:07,851 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 328 states to 166 states and 328 transitions. [2018-10-04 14:00:07,851 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 328 transitions. [2018-10-04 14:00:07,851 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2018-10-04 14:00:07,852 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:00:07,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:00:08,312 INFO L134 CoverageAnalysis]: Checked inductivity of 12880 backedges. 0 proven. 12880 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:00:09,630 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:00:09,630 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 330 states to 167 states and 330 transitions. [2018-10-04 14:00:09,631 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 330 transitions. [2018-10-04 14:00:09,631 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2018-10-04 14:00:09,631 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:00:09,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:00:10,082 INFO L134 CoverageAnalysis]: Checked inductivity of 13041 backedges. 0 proven. 13041 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:00:11,421 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:00:11,422 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 332 states to 168 states and 332 transitions. [2018-10-04 14:00:11,422 INFO L276 IsEmpty]: Start isEmpty. Operand 168 states and 332 transitions. [2018-10-04 14:00:11,422 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2018-10-04 14:00:11,422 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:00:11,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:00:11,902 INFO L134 CoverageAnalysis]: Checked inductivity of 13203 backedges. 0 proven. 13203 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:00:13,238 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:00:13,238 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 334 states to 169 states and 334 transitions. [2018-10-04 14:00:13,238 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 334 transitions. [2018-10-04 14:00:13,239 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2018-10-04 14:00:13,239 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:00:13,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:00:13,723 INFO L134 CoverageAnalysis]: Checked inductivity of 13366 backedges. 0 proven. 13366 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:00:15,064 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:00:15,064 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 336 states to 170 states and 336 transitions. [2018-10-04 14:00:15,064 INFO L276 IsEmpty]: Start isEmpty. Operand 170 states and 336 transitions. [2018-10-04 14:00:15,065 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 168 [2018-10-04 14:00:15,065 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:00:15,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:00:15,541 INFO L134 CoverageAnalysis]: Checked inductivity of 13530 backedges. 0 proven. 13530 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:00:16,928 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:00:16,928 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 338 states to 171 states and 338 transitions. [2018-10-04 14:00:16,928 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states and 338 transitions. [2018-10-04 14:00:16,929 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2018-10-04 14:00:16,929 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:00:16,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:00:17,402 INFO L134 CoverageAnalysis]: Checked inductivity of 13695 backedges. 0 proven. 13695 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:00:18,763 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:00:18,763 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 340 states to 172 states and 340 transitions. [2018-10-04 14:00:18,763 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 340 transitions. [2018-10-04 14:00:18,764 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 170 [2018-10-04 14:00:18,764 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:00:18,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:00:19,271 INFO L134 CoverageAnalysis]: Checked inductivity of 13861 backedges. 0 proven. 13861 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:00:20,648 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:00:20,649 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 342 states to 173 states and 342 transitions. [2018-10-04 14:00:20,649 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states and 342 transitions. [2018-10-04 14:00:20,649 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2018-10-04 14:00:20,649 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:00:20,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:00:21,140 INFO L134 CoverageAnalysis]: Checked inductivity of 14028 backedges. 0 proven. 14028 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:00:22,543 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:00:22,544 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 344 states to 174 states and 344 transitions. [2018-10-04 14:00:22,544 INFO L276 IsEmpty]: Start isEmpty. Operand 174 states and 344 transitions. [2018-10-04 14:00:22,544 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 172 [2018-10-04 14:00:22,545 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:00:22,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:00:23,042 INFO L134 CoverageAnalysis]: Checked inductivity of 14196 backedges. 0 proven. 14196 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:00:24,435 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:00:24,435 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 346 states to 175 states and 346 transitions. [2018-10-04 14:00:24,435 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 346 transitions. [2018-10-04 14:00:24,436 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2018-10-04 14:00:24,436 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:00:24,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:00:24,943 INFO L134 CoverageAnalysis]: Checked inductivity of 14365 backedges. 0 proven. 14365 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:00:26,363 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:00:26,364 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 348 states to 176 states and 348 transitions. [2018-10-04 14:00:26,364 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 348 transitions. [2018-10-04 14:00:26,365 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 174 [2018-10-04 14:00:26,365 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:00:26,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:00:26,878 INFO L134 CoverageAnalysis]: Checked inductivity of 14535 backedges. 0 proven. 14535 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:00:28,285 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:00:28,286 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 350 states to 177 states and 350 transitions. [2018-10-04 14:00:28,286 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 350 transitions. [2018-10-04 14:00:28,287 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 175 [2018-10-04 14:00:28,287 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:00:28,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:00:29,436 INFO L252 BPredicateUnifier]: --------PredicateTrie is restructured: old depths: 173 new depth: 172 [2018-10-04 14:00:29,519 INFO L134 CoverageAnalysis]: Checked inductivity of 14706 backedges. 0 proven. 14706 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:00:30,941 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:00:30,941 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 352 states to 178 states and 352 transitions. [2018-10-04 14:00:30,941 INFO L276 IsEmpty]: Start isEmpty. Operand 178 states and 352 transitions. [2018-10-04 14:00:30,941 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2018-10-04 14:00:30,942 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:00:31,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:00:31,474 INFO L134 CoverageAnalysis]: Checked inductivity of 14878 backedges. 0 proven. 14878 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:00:32,876 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:00:32,877 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 354 states to 179 states and 354 transitions. [2018-10-04 14:00:32,877 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 354 transitions. [2018-10-04 14:00:32,878 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177 [2018-10-04 14:00:32,878 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:00:32,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:00:33,416 INFO L134 CoverageAnalysis]: Checked inductivity of 15051 backedges. 0 proven. 15051 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:00:34,859 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:00:34,859 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 356 states to 180 states and 356 transitions. [2018-10-04 14:00:34,859 INFO L276 IsEmpty]: Start isEmpty. Operand 180 states and 356 transitions. [2018-10-04 14:00:34,860 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2018-10-04 14:00:34,860 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:00:34,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:00:35,373 INFO L134 CoverageAnalysis]: Checked inductivity of 15225 backedges. 0 proven. 15225 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:00:36,831 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:00:36,831 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 358 states to 181 states and 358 transitions. [2018-10-04 14:00:36,831 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 358 transitions. [2018-10-04 14:00:36,832 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2018-10-04 14:00:36,832 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:00:36,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:00:37,350 INFO L134 CoverageAnalysis]: Checked inductivity of 15400 backedges. 0 proven. 15400 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:00:38,813 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:00:38,814 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 360 states to 182 states and 360 transitions. [2018-10-04 14:00:38,814 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states and 360 transitions. [2018-10-04 14:00:38,815 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 180 [2018-10-04 14:00:38,815 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:00:38,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:00:39,361 INFO L134 CoverageAnalysis]: Checked inductivity of 15576 backedges. 0 proven. 15576 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:00:40,840 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:00:40,841 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 362 states to 183 states and 362 transitions. [2018-10-04 14:00:40,841 INFO L276 IsEmpty]: Start isEmpty. Operand 183 states and 362 transitions. [2018-10-04 14:00:40,841 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 181 [2018-10-04 14:00:40,842 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:00:40,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:00:41,375 INFO L134 CoverageAnalysis]: Checked inductivity of 15753 backedges. 0 proven. 15753 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:00:42,886 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:00:42,886 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 364 states to 184 states and 364 transitions. [2018-10-04 14:00:42,886 INFO L276 IsEmpty]: Start isEmpty. Operand 184 states and 364 transitions. [2018-10-04 14:00:42,887 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2018-10-04 14:00:42,887 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:00:42,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:00:43,439 INFO L134 CoverageAnalysis]: Checked inductivity of 15931 backedges. 0 proven. 15931 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:00:44,959 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:00:44,959 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 366 states to 185 states and 366 transitions. [2018-10-04 14:00:44,959 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states and 366 transitions. [2018-10-04 14:00:44,960 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 183 [2018-10-04 14:00:44,960 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:00:45,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:00:45,511 INFO L134 CoverageAnalysis]: Checked inductivity of 16110 backedges. 0 proven. 16110 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:00:47,035 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:00:47,035 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 368 states to 186 states and 368 transitions. [2018-10-04 14:00:47,035 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 368 transitions. [2018-10-04 14:00:47,036 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 184 [2018-10-04 14:00:47,036 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:00:47,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:00:47,574 INFO L134 CoverageAnalysis]: Checked inductivity of 16290 backedges. 0 proven. 16290 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:00:49,067 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:00:49,067 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 370 states to 187 states and 370 transitions. [2018-10-04 14:00:49,067 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 370 transitions. [2018-10-04 14:00:49,068 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2018-10-04 14:00:49,068 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:00:49,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:00:49,619 INFO L134 CoverageAnalysis]: Checked inductivity of 16471 backedges. 0 proven. 16471 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:00:51,125 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:00:51,126 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 372 states to 188 states and 372 transitions. [2018-10-04 14:00:51,126 INFO L276 IsEmpty]: Start isEmpty. Operand 188 states and 372 transitions. [2018-10-04 14:00:51,127 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2018-10-04 14:00:51,127 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:00:51,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:00:51,696 INFO L134 CoverageAnalysis]: Checked inductivity of 16653 backedges. 0 proven. 16653 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:00:53,209 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:00:53,209 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 374 states to 189 states and 374 transitions. [2018-10-04 14:00:53,209 INFO L276 IsEmpty]: Start isEmpty. Operand 189 states and 374 transitions. [2018-10-04 14:00:53,210 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 187 [2018-10-04 14:00:53,210 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:00:53,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:00:53,771 INFO L134 CoverageAnalysis]: Checked inductivity of 16836 backedges. 0 proven. 16836 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:00:55,306 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:00:55,307 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 376 states to 190 states and 376 transitions. [2018-10-04 14:00:55,307 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states and 376 transitions. [2018-10-04 14:00:55,308 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2018-10-04 14:00:55,308 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:00:55,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:00:55,894 INFO L134 CoverageAnalysis]: Checked inductivity of 17020 backedges. 0 proven. 17020 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:00:57,432 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:00:57,432 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 378 states to 191 states and 378 transitions. [2018-10-04 14:00:57,432 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 378 transitions. [2018-10-04 14:00:57,433 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 189 [2018-10-04 14:00:57,433 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:00:57,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:00:57,991 INFO L134 CoverageAnalysis]: Checked inductivity of 17205 backedges. 0 proven. 17205 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:00:59,522 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:00:59,523 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 380 states to 192 states and 380 transitions. [2018-10-04 14:00:59,523 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 380 transitions. [2018-10-04 14:00:59,523 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 190 [2018-10-04 14:00:59,523 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:00:59,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:01:00,107 INFO L134 CoverageAnalysis]: Checked inductivity of 17391 backedges. 0 proven. 17391 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:01:01,632 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:01:01,632 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 382 states to 193 states and 382 transitions. [2018-10-04 14:01:01,632 INFO L276 IsEmpty]: Start isEmpty. Operand 193 states and 382 transitions. [2018-10-04 14:01:01,633 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 191 [2018-10-04 14:01:01,633 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:01:01,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:01:02,192 INFO L134 CoverageAnalysis]: Checked inductivity of 17578 backedges. 0 proven. 17578 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:01:03,791 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:01:03,791 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 384 states to 194 states and 384 transitions. [2018-10-04 14:01:03,792 INFO L276 IsEmpty]: Start isEmpty. Operand 194 states and 384 transitions. [2018-10-04 14:01:03,792 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 192 [2018-10-04 14:01:03,792 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:01:03,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:01:04,358 INFO L134 CoverageAnalysis]: Checked inductivity of 17766 backedges. 0 proven. 17766 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:01:05,934 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:01:05,934 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 386 states to 195 states and 386 transitions. [2018-10-04 14:01:05,935 INFO L276 IsEmpty]: Start isEmpty. Operand 195 states and 386 transitions. [2018-10-04 14:01:05,935 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 193 [2018-10-04 14:01:05,935 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:01:06,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:01:06,515 INFO L134 CoverageAnalysis]: Checked inductivity of 17955 backedges. 0 proven. 17955 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:01:08,098 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:01:08,098 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 388 states to 196 states and 388 transitions. [2018-10-04 14:01:08,098 INFO L276 IsEmpty]: Start isEmpty. Operand 196 states and 388 transitions. [2018-10-04 14:01:08,099 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 194 [2018-10-04 14:01:08,099 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:01:08,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:01:08,688 INFO L134 CoverageAnalysis]: Checked inductivity of 18145 backedges. 0 proven. 18145 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:01:10,266 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:01:10,266 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 390 states to 197 states and 390 transitions. [2018-10-04 14:01:10,266 INFO L276 IsEmpty]: Start isEmpty. Operand 197 states and 390 transitions. [2018-10-04 14:01:10,267 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 195 [2018-10-04 14:01:10,267 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:01:10,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:01:10,904 INFO L134 CoverageAnalysis]: Checked inductivity of 18336 backedges. 0 proven. 18336 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. Received shutdown request... [2018-10-04 14:01:12,503 INFO L202 PluginConnector]: Adding new model NeonAngel01.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 04.10 02:01:12 ImpRootNode [2018-10-04 14:01:12,503 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-10-04 14:01:12,504 INFO L168 Benchmark]: Toolchain (without parser) took 239803.41 ms. Allocated memory was 1.5 GB in the beginning and 2.1 GB in the end (delta: 601.9 MB). Free memory was 1.5 GB in the beginning and 1.3 GB in the end (delta: 174.1 MB). Peak memory consumption was 776.0 MB. Max. memory is 7.1 GB. [2018-10-04 14:01:12,505 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.21 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 14:01:12,506 INFO L168 Benchmark]: Boogie Procedure Inliner took 45.73 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 14:01:12,506 INFO L168 Benchmark]: Boogie Preprocessor took 26.97 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 14:01:12,506 INFO L168 Benchmark]: RCFGBuilder took 241.68 ms. Allocated memory is still 1.5 GB. Free memory was 1.5 GB in the beginning and 1.5 GB in the end (delta: 21.1 MB). Peak memory consumption was 21.1 MB. Max. memory is 7.1 GB. [2018-10-04 14:01:12,507 INFO L168 Benchmark]: CodeCheck took 239484.75 ms. Allocated memory was 1.5 GB in the beginning and 2.1 GB in the end (delta: 601.9 MB). Free memory was 1.5 GB in the beginning and 1.3 GB in the end (delta: 153.0 MB). Peak memory consumption was 754.9 MB. Max. memory is 7.1 GB. [2018-10-04 14:01:12,510 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - TimeoutResultAtElement [Line: 26]: Timeout (CodeCheck) Unable to prove that assertion always holds (line 26) - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 1 procedures, 6 locations, 1 error locations. UNKNOWN Result, 239.4s OverallTime, 192 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 0 SDtfs, 0 SDslu, 0 SDs, 0 SdLazy, -12 SolverSat, -8 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 307.4s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 169819 GetRequests, 150717 SyntacticMatches, 18336 SemanticMatches, 766 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 215.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.3s SsaConstructionTime, 4.7s SatisfiabilityAnalysisTime, 59.7s InterpolantComputationTime, 18912 NumberOfCodeBlocks, 18912 NumberOfCodeBlocksAsserted, 192 NumberOfCheckSat, 18720 ConstructedInterpolants, 0 QuantifiedInterpolants, 7207584 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 192 InterpolantComputations, 1 PerfectInterpolantSequences, 0/1179616 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 0.21 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 45.73 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 26.97 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 241.68 ms. Allocated memory is still 1.5 GB. Free memory was 1.5 GB in the beginning and 1.5 GB in the end (delta: 21.1 MB). Peak memory consumption was 21.1 MB. Max. memory is 7.1 GB. * CodeCheck took 239484.75 ms. Allocated memory was 1.5 GB in the beginning and 2.1 GB in the end (delta: 601.9 MB). Free memory was 1.5 GB in the beginning and 1.3 GB in the end (delta: 153.0 MB). Peak memory consumption was 754.9 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/NeonAngel01.bpl_svcomp-Reach-32bit-Kojak_Default_PUPT.epf_KojakBplInline.xml/Csv-CodeCheckBenchmarks-0-2018-10-04_14-01-12-520.csv Written .csv to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/csv/NeonAngel01.bpl_svcomp-Reach-32bit-Kojak_Default_PUPT.epf_KojakBplInline.xml/Csv-Benchmark-0-2018-10-04_14-01-12-520.csv Completed graceful shutdown