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/DivisibilityInterpolantRequired01-BackwardSuccess.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.23-133090d [2018-10-04 10:48:11,746 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-04 10:48:11,748 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-04 10:48:11,760 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-04 10:48:11,761 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-04 10:48:11,762 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-04 10:48:11,764 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-04 10:48:11,767 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-04 10:48:11,770 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-04 10:48:11,771 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-04 10:48:11,774 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-04 10:48:11,774 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-04 10:48:11,775 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-04 10:48:11,776 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-04 10:48:11,777 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-04 10:48:11,780 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-04 10:48:11,781 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-04 10:48:11,783 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-04 10:48:11,787 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-04 10:48:11,789 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-04 10:48:11,792 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-04 10:48:11,793 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-04 10:48:11,797 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-04 10:48:11,797 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-04 10:48:11,797 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-04 10:48:11,798 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-04 10:48:11,800 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-04 10:48:11,801 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-04 10:48:11,801 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-04 10:48:11,804 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-04 10:48:11,804 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-04 10:48:11,806 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-04 10:48:11,806 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-04 10:48:11,807 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-04 10:48:11,809 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-04 10:48:11,811 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-04 10:48:11,812 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/pu-bench/svcomp-Reach-32bit-Kojak_Default_PUPT.epf [2018-10-04 10:48:11,843 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-04 10:48:11,844 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-04 10:48:11,845 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-04 10:48:11,845 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-10-04 10:48:11,845 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-10-04 10:48:11,846 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-10-04 10:48:11,847 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-04 10:48:11,847 INFO L133 SettingsManager]: * sizeof long=4 [2018-10-04 10:48:11,847 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-10-04 10:48:11,847 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-10-04 10:48:11,848 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-04 10:48:11,848 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-04 10:48:11,848 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-04 10:48:11,848 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-04 10:48:11,848 INFO L133 SettingsManager]: * sizeof long double=12 [2018-10-04 10:48:11,848 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-04 10:48:11,849 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-04 10:48:11,850 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-10-04 10:48:11,850 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-10-04 10:48:11,851 INFO L133 SettingsManager]: * Use predicate trie based predicate unification=true [2018-10-04 10:48:11,851 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-04 10:48:11,851 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-04 10:48:11,851 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-10-04 10:48:11,851 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-04 10:48:11,852 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-04 10:48:11,852 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-04 10:48:11,852 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-10-04 10:48:11,852 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-04 10:48:11,853 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-10-04 10:48:11,853 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-10-04 10:48:11,920 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-04 10:48:11,937 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-04 10:48:11,941 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-04 10:48:11,942 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2018-10-04 10:48:11,942 INFO L276 PluginConnector]: Boogie PL CUP Parser initialized [2018-10-04 10:48:11,943 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/toy/tooDifficultLoopInvariant/DivisibilityInterpolantRequired01-BackwardSuccess.bpl [2018-10-04 10:48:11,943 INFO L111 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/toy/tooDifficultLoopInvariant/DivisibilityInterpolantRequired01-BackwardSuccess.bpl' [2018-10-04 10:48:11,983 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-04 10:48:11,985 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-10-04 10:48:11,986 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-04 10:48:11,986 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-04 10:48:11,986 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-04 10:48:12,006 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "DivisibilityInterpolantRequired01-BackwardSuccess.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.10 10:48:11" (1/1) ... [2018-10-04 10:48:12,017 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "DivisibilityInterpolantRequired01-BackwardSuccess.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.10 10:48:11" (1/1) ... [2018-10-04 10:48:12,021 WARN L165 Inliner]: Program contained no entry procedure! [2018-10-04 10:48:12,021 WARN L168 Inliner]: Missing entry procedures: [ULTIMATE.start] [2018-10-04 10:48:12,022 WARN L175 Inliner]: Fallback enabled. All procedures will be processed. [2018-10-04 10:48:12,023 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-04 10:48:12,024 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-04 10:48:12,024 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-04 10:48:12,024 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-04 10:48:12,033 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "DivisibilityInterpolantRequired01-BackwardSuccess.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.10 10:48:11" (1/1) ... [2018-10-04 10:48:12,034 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "DivisibilityInterpolantRequired01-BackwardSuccess.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.10 10:48:11" (1/1) ... [2018-10-04 10:48:12,034 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "DivisibilityInterpolantRequired01-BackwardSuccess.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.10 10:48:11" (1/1) ... [2018-10-04 10:48:12,034 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "DivisibilityInterpolantRequired01-BackwardSuccess.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.10 10:48:11" (1/1) ... [2018-10-04 10:48:12,037 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "DivisibilityInterpolantRequired01-BackwardSuccess.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.10 10:48:11" (1/1) ... [2018-10-04 10:48:12,040 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "DivisibilityInterpolantRequired01-BackwardSuccess.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.10 10:48:11" (1/1) ... [2018-10-04 10:48:12,041 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "DivisibilityInterpolantRequired01-BackwardSuccess.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.10 10:48:11" (1/1) ... [2018-10-04 10:48:12,042 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-04 10:48:12,042 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-04 10:48:12,043 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-04 10:48:12,043 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-04 10:48:12,044 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "DivisibilityInterpolantRequired01-BackwardSuccess.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.10 10:48:11" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-10-04 10:48:12,101 INFO L130 BoogieDeclarations]: Found specification of procedure proc [2018-10-04 10:48:12,101 INFO L138 BoogieDeclarations]: Found implementation of procedure proc [2018-10-04 10:48:12,295 INFO L338 CfgBuilder]: Using library mode [2018-10-04 10:48:12,296 INFO L202 PluginConnector]: Adding new model DivisibilityInterpolantRequired01-BackwardSuccess.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.10 10:48:12 BoogieIcfgContainer [2018-10-04 10:48:12,296 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-10-04 10:48:12,297 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-10-04 10:48:12,297 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-10-04 10:48:12,308 INFO L276 PluginConnector]: CodeCheck initialized [2018-10-04 10:48:12,309 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "DivisibilityInterpolantRequired01-BackwardSuccess.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.10 10:48:12" (1/1) ... [2018-10-04 10:48:12,326 INFO L104 BPredicateUnifier]: Initialized predicate-trie based predicate unifier [2018-10-04 10:48:12,362 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:48:12,370 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 4 transitions. [2018-10-04 10:48:12,371 INFO L276 IsEmpty]: Start isEmpty. Operand 4 states and 4 transitions. [2018-10-04 10:48:12,376 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2018-10-04 10:48:12,376 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:48:12,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:48:12,624 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:48:12,906 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:48:12,907 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 5 states and 7 transitions. [2018-10-04 10:48:12,907 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 7 transitions. [2018-10-04 10:48:12,910 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 10:48:12,910 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:48:12,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:48:12,964 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 10:48:13,271 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:48:13,272 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 6 states and 9 transitions. [2018-10-04 10:48:13,272 INFO L276 IsEmpty]: Start isEmpty. Operand 6 states and 9 transitions. [2018-10-04 10:48:13,272 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-10-04 10:48:13,272 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:48:13,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:48:13,358 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 10:48:13,826 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:48:13,827 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 7 states and 11 transitions. [2018-10-04 10:48:13,827 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 11 transitions. [2018-10-04 10:48:13,827 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-10-04 10:48:13,828 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:48:13,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:48:13,928 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:48:14,266 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:48:14,267 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 8 states and 13 transitions. [2018-10-04 10:48:14,267 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 13 transitions. [2018-10-04 10:48:14,267 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:48:14,268 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:48:14,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:48:14,338 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 10:48:14,912 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:48:14,913 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 9 states and 15 transitions. [2018-10-04 10:48:14,914 INFO L276 IsEmpty]: Start isEmpty. Operand 9 states and 15 transitions. [2018-10-04 10:48:14,914 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-10-04 10:48:14,915 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:48:14,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:48:14,975 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 10:48:15,227 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:48:15,228 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 10 states and 17 transitions. [2018-10-04 10:48:15,228 INFO L276 IsEmpty]: Start isEmpty. Operand 10 states and 17 transitions. [2018-10-04 10:48:15,229 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-10-04 10:48:15,229 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:48:15,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:48:15,349 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 10:48:16,062 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:48:16,063 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-10-04 10:48:16,063 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-10-04 10:48:16,063 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-10-04 10:48:16,064 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:48:16,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:48:16,120 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 10:48:16,595 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:48:16,596 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 12 states and 21 transitions. [2018-10-04 10:48:16,596 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 21 transitions. [2018-10-04 10:48:16,596 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-10-04 10:48:16,596 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:48:16,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:48:16,724 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 10:48:17,390 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:48:17,391 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 13 states and 23 transitions. [2018-10-04 10:48:17,391 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 23 transitions. [2018-10-04 10:48:17,392 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-10-04 10:48:17,392 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:48:17,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:48:17,483 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 10:48:17,788 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:48:17,789 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 14 states and 25 transitions. [2018-10-04 10:48:17,789 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 25 transitions. [2018-10-04 10:48:17,790 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-10-04 10:48:17,790 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:48:17,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:48:17,873 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 10:48:18,133 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:48:18,134 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 15 states and 27 transitions. [2018-10-04 10:48:18,134 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 27 transitions. [2018-10-04 10:48:18,135 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-10-04 10:48:18,135 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:48:18,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:48:18,241 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 10:48:18,518 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:48:18,519 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 16 states and 29 transitions. [2018-10-04 10:48:18,519 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 29 transitions. [2018-10-04 10:48:18,520 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-10-04 10:48:18,520 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:48:18,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:48:18,613 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 10:48:18,882 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:48:18,883 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 17 states and 31 transitions. [2018-10-04 10:48:18,883 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 31 transitions. [2018-10-04 10:48:18,884 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-10-04 10:48:18,884 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:48:18,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:48:19,055 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 10:48:19,337 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:48:19,337 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 18 states and 33 transitions. [2018-10-04 10:48:19,338 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 33 transitions. [2018-10-04 10:48:19,339 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-10-04 10:48:19,339 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:48:19,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:48:19,465 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 10:48:19,775 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:48:19,776 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 19 states and 35 transitions. [2018-10-04 10:48:19,776 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 35 transitions. [2018-10-04 10:48:19,777 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-10-04 10:48:19,777 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:48:19,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:48:19,888 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 10:48:20,333 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:48:20,334 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 20 states and 37 transitions. [2018-10-04 10:48:20,334 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 37 transitions. [2018-10-04 10:48:20,335 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-10-04 10:48:20,335 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:48:20,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:48:20,481 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 10:48:20,765 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:48:20,765 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 21 states and 39 transitions. [2018-10-04 10:48:20,765 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 39 transitions. [2018-10-04 10:48:20,766 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-10-04 10:48:20,766 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:48:20,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:48:20,854 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 10:48:21,147 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:48:21,148 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 22 states and 41 transitions. [2018-10-04 10:48:21,149 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 41 transitions. [2018-10-04 10:48:21,150 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-10-04 10:48:21,150 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:48:21,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:48:21,258 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 10:48:21,774 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:48:21,775 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 23 states and 43 transitions. [2018-10-04 10:48:21,775 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 43 transitions. [2018-10-04 10:48:21,775 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2018-10-04 10:48:21,775 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:48:21,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:48:22,028 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 10:48:22,589 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:48:22,590 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 24 states and 45 transitions. [2018-10-04 10:48:22,590 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 45 transitions. [2018-10-04 10:48:22,591 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2018-10-04 10:48:22,591 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:48:22,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:48:22,739 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 0 proven. 210 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:48:23,087 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:48:23,088 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 25 states and 47 transitions. [2018-10-04 10:48:23,088 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 47 transitions. [2018-10-04 10:48:23,089 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2018-10-04 10:48:23,089 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:48:23,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:48:23,228 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 10:48:23,572 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:48:23,573 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 26 states and 49 transitions. [2018-10-04 10:48:23,573 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 49 transitions. [2018-10-04 10:48:23,574 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2018-10-04 10:48:23,574 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:48:23,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:48:23,760 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 10:48:24,669 INFO L248 BPredicateUnifier]: --------PredicateTrie is restructured: old depths: 25 new depth: 24 [2018-10-04 10:48:24,793 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:48:24,794 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 27 states and 51 transitions. [2018-10-04 10:48:24,795 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 51 transitions. [2018-10-04 10:48:24,795 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2018-10-04 10:48:24,796 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:48:24,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:48:24,930 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 10:48:25,370 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:48:25,371 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 28 states and 53 transitions. [2018-10-04 10:48:25,372 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 53 transitions. [2018-10-04 10:48:25,372 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2018-10-04 10:48:25,373 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:48:25,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:48:26,479 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 10:48:27,013 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:48:27,013 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 29 states and 55 transitions. [2018-10-04 10:48:27,013 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 55 transitions. [2018-10-04 10:48:27,014 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2018-10-04 10:48:27,014 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:48:27,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:48:27,241 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 10:48:27,647 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:48:27,648 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 30 states and 57 transitions. [2018-10-04 10:48:27,648 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 57 transitions. [2018-10-04 10:48:27,649 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2018-10-04 10:48:27,649 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:48:27,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:48:27,971 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 10:48:28,412 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:48:28,413 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 31 states and 59 transitions. [2018-10-04 10:48:28,413 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 59 transitions. [2018-10-04 10:48:28,414 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2018-10-04 10:48:28,414 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:48:28,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:48:28,537 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 10:48:29,429 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:48:29,430 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 32 states and 61 transitions. [2018-10-04 10:48:29,430 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 61 transitions. [2018-10-04 10:48:29,431 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2018-10-04 10:48:29,431 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:48:29,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:48:29,540 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 10:48:30,383 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:48:30,384 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 33 states and 63 transitions. [2018-10-04 10:48:30,384 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 63 transitions. [2018-10-04 10:48:30,385 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2018-10-04 10:48:30,385 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:48:30,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:48:30,577 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 10:48:31,086 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:48:31,086 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 34 states and 65 transitions. [2018-10-04 10:48:31,086 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 65 transitions. [2018-10-04 10:48:31,087 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2018-10-04 10:48:31,087 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:48:31,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:48:31,301 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 10:48:31,920 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:48:31,921 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 35 states and 67 transitions. [2018-10-04 10:48:31,921 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 67 transitions. [2018-10-04 10:48:31,922 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2018-10-04 10:48:31,922 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:48:31,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:48:33,261 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 10:48:33,797 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:48:33,798 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 36 states and 69 transitions. [2018-10-04 10:48:33,798 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 69 transitions. [2018-10-04 10:48:33,798 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2018-10-04 10:48:33,799 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:48:33,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:48:34,142 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 10:48:34,579 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:48:34,579 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 37 states and 71 transitions. [2018-10-04 10:48:34,579 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 71 transitions. [2018-10-04 10:48:34,580 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2018-10-04 10:48:34,580 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:48:34,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:48:34,744 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 10:48:35,294 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:48:35,295 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 38 states and 73 transitions. [2018-10-04 10:48:35,295 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 73 transitions. [2018-10-04 10:48:35,296 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2018-10-04 10:48:35,296 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:48:35,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:48:35,457 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 10:48:35,950 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:48:35,950 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 39 states and 75 transitions. [2018-10-04 10:48:35,950 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 75 transitions. [2018-10-04 10:48:35,951 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2018-10-04 10:48:35,951 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:48:35,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:48:36,138 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 10:48:36,680 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:48:36,680 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 40 states and 77 transitions. [2018-10-04 10:48:36,681 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 77 transitions. [2018-10-04 10:48:36,681 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2018-10-04 10:48:36,681 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:48:36,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:48:36,923 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 10:48:37,662 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:48:37,662 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 41 states and 79 transitions. [2018-10-04 10:48:37,662 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 79 transitions. [2018-10-04 10:48:37,663 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2018-10-04 10:48:37,663 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:48:37,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:48:37,796 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 10:48:38,388 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:48:38,389 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 42 states and 81 transitions. [2018-10-04 10:48:38,389 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 81 transitions. [2018-10-04 10:48:38,390 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2018-10-04 10:48:38,390 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:48:38,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:48:38,570 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 10:48:39,121 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:48:39,122 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 43 states and 83 transitions. [2018-10-04 10:48:39,122 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 83 transitions. [2018-10-04 10:48:39,123 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2018-10-04 10:48:39,123 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:48:39,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:48:39,821 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 10:48:40,369 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:48:40,370 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 44 states and 85 transitions. [2018-10-04 10:48:40,370 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 85 transitions. [2018-10-04 10:48:40,371 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2018-10-04 10:48:40,371 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:48:40,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:48:40,587 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 10:48:42,252 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:48:42,252 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 45 states and 87 transitions. [2018-10-04 10:48:42,252 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 87 transitions. [2018-10-04 10:48:42,253 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2018-10-04 10:48:42,253 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:48:42,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:48:42,843 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 10:48:43,818 INFO L248 BPredicateUnifier]: --------PredicateTrie is restructured: old depths: 44 new depth: 43 [2018-10-04 10:48:43,884 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:48:43,884 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 46 states and 89 transitions. [2018-10-04 10:48:43,884 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 89 transitions. [2018-10-04 10:48:43,885 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2018-10-04 10:48:43,885 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:48:43,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:48:44,094 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 10:48:44,688 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:48:44,689 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 47 states and 91 transitions. [2018-10-04 10:48:44,689 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 91 transitions. [2018-10-04 10:48:44,689 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2018-10-04 10:48:44,689 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:48:44,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:48:44,842 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 10:48:45,480 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:48:45,480 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 48 states and 93 transitions. [2018-10-04 10:48:45,480 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 93 transitions. [2018-10-04 10:48:45,481 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-10-04 10:48:45,481 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:48:45,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:48:45,687 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 10:48:47,741 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:48:47,742 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 49 states and 95 transitions. [2018-10-04 10:48:47,742 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 95 transitions. [2018-10-04 10:48:47,742 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2018-10-04 10:48:47,742 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:48:47,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:48:47,935 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 10:48:48,717 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:48:48,717 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 50 states and 97 transitions. [2018-10-04 10:48:48,718 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 97 transitions. [2018-10-04 10:48:48,718 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2018-10-04 10:48:48,718 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:48:48,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:48:48,910 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 10:48:49,646 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:48:49,647 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 51 states and 99 transitions. [2018-10-04 10:48:49,647 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 99 transitions. [2018-10-04 10:48:49,647 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2018-10-04 10:48:49,647 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:48:49,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:48:49,806 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 10:48:51,238 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:48:51,239 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 52 states and 101 transitions. [2018-10-04 10:48:51,239 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 101 transitions. [2018-10-04 10:48:51,239 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2018-10-04 10:48:51,239 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:48:51,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:48:52,116 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 10:48:53,051 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:48:53,052 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 53 states and 103 transitions. [2018-10-04 10:48:53,052 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 103 transitions. [2018-10-04 10:48:53,052 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2018-10-04 10:48:53,052 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:48:53,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:48:53,286 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 10:48:54,062 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:48:54,062 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 54 states and 105 transitions. [2018-10-04 10:48:54,062 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 105 transitions. [2018-10-04 10:48:54,062 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-10-04 10:48:54,062 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:48:54,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:48:54,292 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 10:48:55,062 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:48:55,063 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 55 states and 107 transitions. [2018-10-04 10:48:55,063 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 107 transitions. [2018-10-04 10:48:55,063 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2018-10-04 10:48:55,064 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:48:55,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:48:56,292 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 10:48:57,065 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:48:57,065 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 56 states and 109 transitions. [2018-10-04 10:48:57,065 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 109 transitions. [2018-10-04 10:48:57,066 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2018-10-04 10:48:57,066 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:48:57,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:48:57,323 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 10:48:58,220 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:48:58,221 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 57 states and 111 transitions. [2018-10-04 10:48:58,221 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 111 transitions. [2018-10-04 10:48:58,222 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2018-10-04 10:48:58,222 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:48:58,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:48:59,097 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 10:48:59,946 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:48:59,947 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 58 states and 113 transitions. [2018-10-04 10:48:59,947 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 113 transitions. [2018-10-04 10:48:59,948 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2018-10-04 10:48:59,948 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:48:59,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:49:00,119 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 10:49:00,937 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:49:00,938 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 59 states and 115 transitions. [2018-10-04 10:49:00,938 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 115 transitions. [2018-10-04 10:49:00,938 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2018-10-04 10:49:00,938 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:49:00,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:49:01,239 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 10:49:02,118 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:49:02,119 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 60 states and 117 transitions. [2018-10-04 10:49:02,119 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 117 transitions. [2018-10-04 10:49:02,119 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2018-10-04 10:49:02,119 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:49:02,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:49:02,452 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 10:49:03,391 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:49:03,391 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 61 states and 119 transitions. [2018-10-04 10:49:03,391 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 119 transitions. [2018-10-04 10:49:03,392 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2018-10-04 10:49:03,392 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:49:03,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:49:03,600 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 10:49:04,814 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:49:04,814 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 121 states to 62 states and 121 transitions. [2018-10-04 10:49:04,814 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 121 transitions. [2018-10-04 10:49:04,815 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-10-04 10:49:04,815 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:49:04,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:49:05,062 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 10:49:06,002 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:49:06,003 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 63 states and 123 transitions. [2018-10-04 10:49:06,003 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 123 transitions. [2018-10-04 10:49:06,003 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2018-10-04 10:49:06,003 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:49:06,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:49:06,401 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 10:49:07,803 INFO L248 BPredicateUnifier]: --------PredicateTrie is restructured: old depths: 62 new depth: 61 [2018-10-04 10:49:08,519 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:49:08,520 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 125 states to 64 states and 125 transitions. [2018-10-04 10:49:08,520 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 125 transitions. [2018-10-04 10:49:08,520 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2018-10-04 10:49:08,520 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:49:08,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:49:08,855 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 10:49:09,835 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:49:09,836 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 127 states to 65 states and 127 transitions. [2018-10-04 10:49:09,836 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 127 transitions. [2018-10-04 10:49:09,836 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2018-10-04 10:49:09,836 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:49:09,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:49:10,054 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 10:49:11,052 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:49:11,053 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 66 states and 129 transitions. [2018-10-04 10:49:11,053 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 129 transitions. [2018-10-04 10:49:11,053 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2018-10-04 10:49:11,054 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:49:11,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:49:11,293 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 10:49:12,366 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:49:12,367 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 67 states and 131 transitions. [2018-10-04 10:49:12,367 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 131 transitions. [2018-10-04 10:49:12,368 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2018-10-04 10:49:12,368 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:49:12,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:49:12,660 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 10:49:20,985 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:49:20,985 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 68 states and 133 transitions. [2018-10-04 10:49:20,985 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 133 transitions. [2018-10-04 10:49:20,986 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2018-10-04 10:49:20,986 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:49:20,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:49:22,769 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 10:49:23,960 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:49:23,960 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135 states to 69 states and 135 transitions. [2018-10-04 10:49:23,960 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 135 transitions. [2018-10-04 10:49:23,961 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2018-10-04 10:49:23,961 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:49:23,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:49:24,361 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 10:49:25,440 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:49:25,440 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 137 states to 70 states and 137 transitions. [2018-10-04 10:49:25,440 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 137 transitions. [2018-10-04 10:49:25,441 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2018-10-04 10:49:25,441 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:49:25,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:49:25,806 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 10:49:26,962 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:49:26,963 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 139 states to 71 states and 139 transitions. [2018-10-04 10:49:26,963 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 139 transitions. [2018-10-04 10:49:26,963 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2018-10-04 10:49:26,964 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:49:26,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:49:27,152 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 10:49:28,325 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:49:28,326 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 141 states to 72 states and 141 transitions. [2018-10-04 10:49:28,326 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 141 transitions. [2018-10-04 10:49:28,326 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2018-10-04 10:49:28,326 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:49:28,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:49:28,714 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 10:49:29,896 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:49:29,896 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 143 states to 73 states and 143 transitions. [2018-10-04 10:49:29,896 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 143 transitions. [2018-10-04 10:49:29,897 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2018-10-04 10:49:29,897 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:49:29,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:49:30,136 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 10:49:31,279 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:49:31,280 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 145 states to 74 states and 145 transitions. [2018-10-04 10:49:31,280 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 145 transitions. [2018-10-04 10:49:31,280 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2018-10-04 10:49:31,280 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:49:31,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:49:31,468 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 10:49:32,601 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:49:32,601 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 147 states to 75 states and 147 transitions. [2018-10-04 10:49:32,602 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 147 transitions. [2018-10-04 10:49:32,602 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2018-10-04 10:49:32,602 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:49:32,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:49:32,816 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 10:49:34,243 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:49:34,243 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 149 states to 76 states and 149 transitions. [2018-10-04 10:49:34,243 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 149 transitions. [2018-10-04 10:49:34,244 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2018-10-04 10:49:34,244 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:49:34,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:49:35,247 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 10:49:36,502 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:49:36,502 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 151 states to 77 states and 151 transitions. [2018-10-04 10:49:36,502 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 151 transitions. [2018-10-04 10:49:36,503 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2018-10-04 10:49:36,503 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:49:36,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:49:38,495 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 10:49:39,725 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:49:39,726 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 153 states to 78 states and 153 transitions. [2018-10-04 10:49:39,726 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 153 transitions. [2018-10-04 10:49:39,726 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2018-10-04 10:49:39,726 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:49:39,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:49:41,700 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 10:49:42,981 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:49:42,981 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 155 states to 79 states and 155 transitions. [2018-10-04 10:49:42,981 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 155 transitions. [2018-10-04 10:49:42,982 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2018-10-04 10:49:42,982 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:49:42,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:49:43,847 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 10:49:45,163 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:49:45,164 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 157 states to 80 states and 157 transitions. [2018-10-04 10:49:45,164 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 157 transitions. [2018-10-04 10:49:45,164 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2018-10-04 10:49:45,164 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:49:45,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:49:46,030 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 10:49:47,382 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:49:47,382 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 159 states to 81 states and 159 transitions. [2018-10-04 10:49:47,383 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 159 transitions. [2018-10-04 10:49:47,383 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2018-10-04 10:49:47,383 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:49:47,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:49:47,635 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 10:49:49,100 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:49:49,100 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 161 states to 82 states and 161 transitions. [2018-10-04 10:49:49,100 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 161 transitions. [2018-10-04 10:49:49,101 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2018-10-04 10:49:49,101 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:49:49,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:49:49,436 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 10:49:50,897 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:49:50,898 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 163 states to 83 states and 163 transitions. [2018-10-04 10:49:50,898 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 163 transitions. [2018-10-04 10:49:50,898 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2018-10-04 10:49:50,898 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:49:50,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:49:51,135 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 10:49:52,674 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:49:52,674 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 165 states to 84 states and 165 transitions. [2018-10-04 10:49:52,674 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 165 transitions. [2018-10-04 10:49:52,675 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2018-10-04 10:49:52,675 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:49:52,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:49:52,932 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 10:49:55,725 INFO L248 BPredicateUnifier]: --------PredicateTrie is restructured: old depths: 83 new depth: 82 [2018-10-04 10:49:55,860 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:49:55,860 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 167 states to 85 states and 167 transitions. [2018-10-04 10:49:55,860 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 167 transitions. [2018-10-04 10:49:55,861 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2018-10-04 10:49:55,861 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:49:55,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:49:56,115 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 10:49:57,572 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:49:57,572 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 169 states to 86 states and 169 transitions. [2018-10-04 10:49:57,572 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 169 transitions. [2018-10-04 10:49:57,573 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2018-10-04 10:49:57,573 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:49:57,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:49:57,803 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 10:49:59,279 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:49:59,279 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 171 states to 87 states and 171 transitions. [2018-10-04 10:49:59,279 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 171 transitions. [2018-10-04 10:49:59,280 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2018-10-04 10:49:59,280 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:49:59,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:49:59,532 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 10:50:01,064 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:50:01,064 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 173 states to 88 states and 173 transitions. [2018-10-04 10:50:01,064 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 173 transitions. [2018-10-04 10:50:01,065 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2018-10-04 10:50:01,065 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:50:01,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:50:01,312 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 10:50:02,790 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:50:02,790 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 175 states to 89 states and 175 transitions. [2018-10-04 10:50:02,791 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 175 transitions. [2018-10-04 10:50:02,791 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2018-10-04 10:50:02,791 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:50:02,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:50:03,069 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 10:50:04,793 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:50:04,793 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 177 states to 90 states and 177 transitions. [2018-10-04 10:50:04,793 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 177 transitions. [2018-10-04 10:50:04,794 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2018-10-04 10:50:04,794 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:50:04,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:50:05,064 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 10:50:06,679 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:50:06,679 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 179 states to 91 states and 179 transitions. [2018-10-04 10:50:06,679 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 179 transitions. [2018-10-04 10:50:06,680 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2018-10-04 10:50:06,680 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:50:06,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:50:06,948 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 10:50:08,642 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:50:08,642 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 181 states to 92 states and 181 transitions. [2018-10-04 10:50:08,642 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 181 transitions. [2018-10-04 10:50:08,642 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2018-10-04 10:50:08,642 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:50:08,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:50:09,010 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 10:50:10,875 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:50:10,875 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 183 states to 93 states and 183 transitions. [2018-10-04 10:50:10,875 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 183 transitions. [2018-10-04 10:50:10,876 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2018-10-04 10:50:10,876 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:50:10,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:50:11,195 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 10:50:13,023 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:50:13,024 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 185 states to 94 states and 185 transitions. [2018-10-04 10:50:13,024 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 185 transitions. [2018-10-04 10:50:13,025 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2018-10-04 10:50:13,025 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:50:13,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:50:13,329 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 10:50:15,373 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:50:15,374 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 187 states to 95 states and 187 transitions. [2018-10-04 10:50:15,374 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 187 transitions. [2018-10-04 10:50:15,374 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2018-10-04 10:50:15,374 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:50:15,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:50:15,782 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 10:50:17,672 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:50:17,672 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 189 states to 96 states and 189 transitions. [2018-10-04 10:50:17,672 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 189 transitions. [2018-10-04 10:50:17,673 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2018-10-04 10:50:17,673 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:50:17,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:50:17,999 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 10:50:19,837 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:50:19,837 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 191 states to 97 states and 191 transitions. [2018-10-04 10:50:19,837 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 191 transitions. [2018-10-04 10:50:19,838 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2018-10-04 10:50:19,838 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:50:19,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:50:20,159 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 10:50:22,069 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:50:22,069 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 193 states to 98 states and 193 transitions. [2018-10-04 10:50:22,069 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 193 transitions. [2018-10-04 10:50:22,069 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2018-10-04 10:50:22,069 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:50:22,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:50:22,382 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 10:50:24,279 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:50:24,280 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 195 states to 99 states and 195 transitions. [2018-10-04 10:50:24,280 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 195 transitions. [2018-10-04 10:50:24,280 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2018-10-04 10:50:24,280 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:50:24,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:50:24,754 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 10:50:26,696 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:50:26,696 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 197 states to 100 states and 197 transitions. [2018-10-04 10:50:26,696 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 197 transitions. [2018-10-04 10:50:26,697 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2018-10-04 10:50:26,697 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:50:26,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:50:27,033 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 10:50:28,918 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:50:28,919 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 199 states to 101 states and 199 transitions. [2018-10-04 10:50:28,919 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 199 transitions. [2018-10-04 10:50:28,919 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2018-10-04 10:50:28,920 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:50:28,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:50:29,249 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 10:50:31,265 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:50:31,266 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 201 states to 102 states and 201 transitions. [2018-10-04 10:50:31,266 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 201 transitions. [2018-10-04 10:50:31,266 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2018-10-04 10:50:31,266 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:50:31,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:50:31,593 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 10:50:33,429 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:50:33,429 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 203 states to 103 states and 203 transitions. [2018-10-04 10:50:33,430 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 203 transitions. [2018-10-04 10:50:33,430 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2018-10-04 10:50:33,430 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:50:33,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:50:33,736 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 10:50:35,750 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:50:35,750 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 205 states to 104 states and 205 transitions. [2018-10-04 10:50:35,750 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 205 transitions. [2018-10-04 10:50:35,751 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2018-10-04 10:50:35,751 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:50:35,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:50:36,069 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 10:50:37,977 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:50:37,977 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 207 states to 105 states and 207 transitions. [2018-10-04 10:50:37,977 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 207 transitions. [2018-10-04 10:50:37,978 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2018-10-04 10:50:37,978 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:50:37,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:50:40,489 INFO L248 BPredicateUnifier]: --------PredicateTrie is restructured: old depths: 103 new depth: 102 [2018-10-04 10:50:40,550 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 10:50:42,438 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:50:42,438 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 209 states to 106 states and 209 transitions. [2018-10-04 10:50:42,439 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 209 transitions. [2018-10-04 10:50:42,439 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2018-10-04 10:50:42,439 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:50:42,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:50:42,809 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 10:50:44,762 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:50:44,762 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 211 states to 107 states and 211 transitions. [2018-10-04 10:50:44,762 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 211 transitions. [2018-10-04 10:50:44,763 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2018-10-04 10:50:44,763 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:50:44,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:50:45,220 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 10:50:47,198 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:50:47,198 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 213 states to 108 states and 213 transitions. [2018-10-04 10:50:47,198 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 213 transitions. [2018-10-04 10:50:47,198 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2018-10-04 10:50:47,198 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:50:47,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:50:47,547 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 10:50:49,588 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:50:49,589 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 215 states to 109 states and 215 transitions. [2018-10-04 10:50:49,589 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 215 transitions. [2018-10-04 10:50:49,589 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2018-10-04 10:50:49,589 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:50:49,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:50:50,103 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 10:50:52,199 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:50:52,199 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 217 states to 110 states and 217 transitions. [2018-10-04 10:50:52,199 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 217 transitions. [2018-10-04 10:50:52,200 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2018-10-04 10:50:52,200 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:50:52,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:50:52,567 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 10:50:54,646 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:50:54,647 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 219 states to 111 states and 219 transitions. [2018-10-04 10:50:54,647 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 219 transitions. [2018-10-04 10:50:54,647 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2018-10-04 10:50:54,647 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:50:54,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:50:54,993 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 10:50:57,260 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:50:57,260 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 221 states to 112 states and 221 transitions. [2018-10-04 10:50:57,260 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 221 transitions. [2018-10-04 10:50:57,261 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2018-10-04 10:50:57,261 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:50:57,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:50:57,615 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 10:50:59,730 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:50:59,730 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 223 states to 113 states and 223 transitions. [2018-10-04 10:50:59,730 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 223 transitions. [2018-10-04 10:50:59,731 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2018-10-04 10:50:59,731 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:50:59,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:51:00,088 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 10:51:02,226 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:51:02,226 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 225 states to 114 states and 225 transitions. [2018-10-04 10:51:02,226 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 225 transitions. [2018-10-04 10:51:02,226 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2018-10-04 10:51:02,226 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:51:02,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:51:02,569 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 10:51:04,525 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:51:04,526 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 227 states to 115 states and 227 transitions. [2018-10-04 10:51:04,526 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 227 transitions. [2018-10-04 10:51:04,526 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2018-10-04 10:51:04,526 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:51:04,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:51:04,862 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 10:51:07,055 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:51:07,055 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 229 states to 116 states and 229 transitions. [2018-10-04 10:51:07,055 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 229 transitions. [2018-10-04 10:51:07,056 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2018-10-04 10:51:07,056 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:51:07,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:51:07,424 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 10:51:09,439 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:51:09,439 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 231 states to 117 states and 231 transitions. [2018-10-04 10:51:09,439 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 231 transitions. [2018-10-04 10:51:09,440 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2018-10-04 10:51:09,440 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:51:09,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:51:09,937 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 10:51:12,264 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:51:12,264 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 233 states to 118 states and 233 transitions. [2018-10-04 10:51:12,264 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 233 transitions. [2018-10-04 10:51:12,264 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2018-10-04 10:51:12,264 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:51:12,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:51:12,630 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 10:51:14,836 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:51:14,836 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 235 states to 119 states and 235 transitions. [2018-10-04 10:51:14,836 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 235 transitions. [2018-10-04 10:51:14,837 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2018-10-04 10:51:14,837 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:51:14,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:51:15,182 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 10:51:17,524 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:51:17,525 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 237 states to 120 states and 237 transitions. [2018-10-04 10:51:17,525 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 237 transitions. [2018-10-04 10:51:17,525 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2018-10-04 10:51:17,525 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:51:17,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:51:17,885 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 10:51:20,166 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:51:20,166 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 239 states to 121 states and 239 transitions. [2018-10-04 10:51:20,166 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 239 transitions. [2018-10-04 10:51:20,166 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2018-10-04 10:51:20,166 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:51:20,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:51:20,573 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 10:51:23,092 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:51:23,092 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 241 states to 122 states and 241 transitions. [2018-10-04 10:51:23,092 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 241 transitions. [2018-10-04 10:51:23,093 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2018-10-04 10:51:23,093 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:51:23,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:51:23,507 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 10:51:25,944 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:51:25,944 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 243 states to 123 states and 243 transitions. [2018-10-04 10:51:25,944 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 243 transitions. [2018-10-04 10:51:25,944 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2018-10-04 10:51:25,944 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:51:25,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:51:26,368 INFO L134 CoverageAnalysis]: Checked inductivity of 7140 backedges. 0 proven. 7140 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:51:28,880 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:51:28,881 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 245 states to 124 states and 245 transitions. [2018-10-04 10:51:28,881 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 245 transitions. [2018-10-04 10:51:28,881 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2018-10-04 10:51:28,881 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:51:28,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:51:29,324 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 10:51:31,876 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:51:31,876 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 247 states to 125 states and 247 transitions. [2018-10-04 10:51:31,876 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 247 transitions. [2018-10-04 10:51:31,876 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2018-10-04 10:51:31,877 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:51:31,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:51:33,752 INFO L248 BPredicateUnifier]: --------PredicateTrie is restructured: old depths: 123 new depth: 122 [2018-10-04 10:51:33,826 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 10:51:36,592 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:51:36,593 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 249 states to 126 states and 249 transitions. [2018-10-04 10:51:36,593 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 249 transitions. [2018-10-04 10:51:36,593 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2018-10-04 10:51:36,593 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:51:36,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:51:37,111 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 10:51:39,912 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:51:39,912 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 251 states to 127 states and 251 transitions. [2018-10-04 10:51:39,912 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 251 transitions. [2018-10-04 10:51:39,913 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2018-10-04 10:51:39,913 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:51:39,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:51:40,406 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 10:51:43,321 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:51:43,321 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 253 states to 128 states and 253 transitions. [2018-10-04 10:51:43,322 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 253 transitions. [2018-10-04 10:51:43,322 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2018-10-04 10:51:43,322 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:51:43,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:51:43,757 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 10:51:46,372 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:51:46,372 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 255 states to 129 states and 255 transitions. [2018-10-04 10:51:46,372 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 255 transitions. [2018-10-04 10:51:46,372 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2018-10-04 10:51:46,373 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:51:46,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:51:46,855 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 10:51:49,555 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:51:49,556 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 257 states to 130 states and 257 transitions. [2018-10-04 10:51:49,556 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 257 transitions. [2018-10-04 10:51:49,556 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2018-10-04 10:51:49,556 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:51:49,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:51:50,007 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 10:51:52,863 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:51:52,863 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 259 states to 131 states and 259 transitions. [2018-10-04 10:51:52,863 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 259 transitions. [2018-10-04 10:51:52,864 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2018-10-04 10:51:52,864 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:51:52,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:51:53,364 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 10:51:56,115 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:51:56,115 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 261 states to 132 states and 261 transitions. [2018-10-04 10:51:56,115 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 261 transitions. [2018-10-04 10:51:56,116 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2018-10-04 10:51:56,116 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:51:56,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:51:56,658 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 10:51:59,273 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:51:59,273 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 263 states to 133 states and 263 transitions. [2018-10-04 10:51:59,274 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 263 transitions. [2018-10-04 10:51:59,274 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2018-10-04 10:51:59,274 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:51:59,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:51:59,720 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 10:52:02,397 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:52:02,398 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 265 states to 134 states and 265 transitions. [2018-10-04 10:52:02,398 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 265 transitions. [2018-10-04 10:52:02,398 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2018-10-04 10:52:02,398 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:52:02,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:52:02,878 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 10:52:05,612 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:52:05,612 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 267 states to 135 states and 267 transitions. [2018-10-04 10:52:05,612 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 267 transitions. [2018-10-04 10:52:05,613 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2018-10-04 10:52:05,613 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:52:05,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:52:06,117 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 10:52:08,908 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:52:08,908 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 269 states to 136 states and 269 transitions. [2018-10-04 10:52:08,908 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 269 transitions. [2018-10-04 10:52:08,908 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2018-10-04 10:52:08,909 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:52:08,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:52:09,337 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 10:52:12,016 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:52:12,016 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 271 states to 137 states and 271 transitions. [2018-10-04 10:52:12,016 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 271 transitions. [2018-10-04 10:52:12,017 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2018-10-04 10:52:12,017 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:52:12,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat Received shutdown request... [2018-10-04 10:52:12,486 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 10:52:15,222 INFO L202 PluginConnector]: Adding new model DivisibilityInterpolantRequired01-BackwardSuccess.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 04.10 10:52:15 ImpRootNode [2018-10-04 10:52:15,222 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-10-04 10:52:15,223 INFO L168 Benchmark]: Toolchain (without parser) took 243239.36 ms. Allocated memory was 1.5 GB in the beginning and 1.5 GB in the end (delta: 19.4 MB). Free memory was 1.4 GB in the beginning and 1.3 GB in the end (delta: 187.5 MB). Peak memory consumption was 206.9 MB. Max. memory is 7.1 GB. [2018-10-04 10:52:15,225 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.14 ms. Allocated memory is still 1.5 GB. Free memory is still 1.4 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-10-04 10:52:15,225 INFO L168 Benchmark]: Boogie Procedure Inliner took 38.13 ms. Allocated memory is still 1.5 GB. Free memory is still 1.4 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-10-04 10:52:15,226 INFO L168 Benchmark]: Boogie Preprocessor took 18.21 ms. Allocated memory is still 1.5 GB. Free memory is still 1.4 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-10-04 10:52:15,226 INFO L168 Benchmark]: RCFGBuilder took 253.69 ms. Allocated memory is still 1.5 GB. Free memory was 1.4 GB in the beginning and 1.4 GB in the end (delta: 21.1 MB). Peak memory consumption was 21.1 MB. Max. memory is 7.1 GB. [2018-10-04 10:52:15,227 INFO L168 Benchmark]: CodeCheck took 242925.55 ms. Allocated memory was 1.5 GB in the beginning and 1.5 GB in the end (delta: 19.4 MB). Free memory was 1.4 GB in the beginning and 1.3 GB in the end (delta: 166.4 MB). Peak memory consumption was 185.8 MB. Max. memory is 7.1 GB. [2018-10-04 10:52:15,231 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - TimeoutResultAtElement [Line: 21]: Timeout (CodeCheck) Unable to prove that assertion always holds (line 21) - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 1 procedures, 5 locations, 1 error locations. UNKNOWN Result, 242.8s OverallTime, 134 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 0 SDtfs, 0 SDslu, 0 SDs, 0 SdLazy, -14 SolverSat, -10 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 352.2s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 82472 GetRequests, 73027 SyntacticMatches, 8911 SemanticMatches, 534 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 218.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.1s SsaConstructionTime, 1.3s SatisfiabilityAnalysisTime, 47.2s InterpolantComputationTime, 9179 NumberOfCodeBlocks, 9179 NumberOfCodeBlocksAsserted, 134 NumberOfCheckSat, 9045 ConstructedInterpolants, 0 QuantifiedInterpolants, 5677245 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 134 InterpolantComputations, 1 PerfectInterpolantSequences, 0/400995 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 0.14 ms. Allocated memory is still 1.5 GB. Free memory is still 1.4 GB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 38.13 ms. Allocated memory is still 1.5 GB. Free memory is still 1.4 GB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Preprocessor took 18.21 ms. Allocated memory is still 1.5 GB. Free memory is still 1.4 GB. There was no memory consumed. Max. memory is 7.1 GB. * RCFGBuilder took 253.69 ms. Allocated memory is still 1.5 GB. Free memory was 1.4 GB in the beginning and 1.4 GB in the end (delta: 21.1 MB). Peak memory consumption was 21.1 MB. Max. memory is 7.1 GB. * CodeCheck took 242925.55 ms. Allocated memory was 1.5 GB in the beginning and 1.5 GB in the end (delta: 19.4 MB). Free memory was 1.4 GB in the beginning and 1.3 GB in the end (delta: 166.4 MB). Peak memory consumption was 185.8 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/DivisibilityInterpolantRequired01-BackwardSuccess.bpl_svcomp-Reach-32bit-Kojak_Default_PUPT.epf_KojakBplInline.xml/Csv-CodeCheckBenchmarks-0-2018-10-04_10-52-15-243.csv Written .csv to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/csv/DivisibilityInterpolantRequired01-BackwardSuccess.bpl_svcomp-Reach-32bit-Kojak_Default_PUPT.epf_KojakBplInline.xml/Csv-Benchmark-0-2018-10-04_10-52-15-243.csv Completed graceful shutdown