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.epf -i ../../../trunk/examples/programs/real-life/threadpooling_out2.mover.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.23-9f4048f [2018-10-04 13:03:23,447 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-04 13:03:23,449 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-04 13:03:23,467 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-04 13:03:23,467 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-04 13:03:23,469 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-04 13:03:23,471 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-04 13:03:23,474 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-04 13:03:23,477 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-04 13:03:23,478 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-04 13:03:23,480 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-04 13:03:23,481 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-04 13:03:23,482 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-04 13:03:23,483 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-04 13:03:23,491 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-04 13:03:23,492 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-04 13:03:23,495 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-04 13:03:23,499 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-04 13:03:23,504 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-04 13:03:23,505 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-04 13:03:23,508 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-04 13:03:23,509 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-04 13:03:23,513 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-04 13:03:23,514 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-04 13:03:23,515 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-04 13:03:23,515 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-04 13:03:23,517 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-04 13:03:23,517 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-04 13:03:23,518 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-04 13:03:23,521 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-04 13:03:23,521 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-04 13:03:23,522 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-04 13:03:23,522 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-04 13:03:23,522 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-04 13:03:23,523 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-04 13:03:23,524 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-04 13:03:23,524 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/pu-bench/svcomp-Reach-32bit-Kojak_Default.epf [2018-10-04 13:03:23,553 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-04 13:03:23,553 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-04 13:03:23,554 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-04 13:03:23,554 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-10-04 13:03:23,555 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-10-04 13:03:23,555 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-10-04 13:03:23,555 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-04 13:03:23,555 INFO L133 SettingsManager]: * sizeof long=4 [2018-10-04 13:03:23,556 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-10-04 13:03:23,560 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-10-04 13:03:23,560 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-04 13:03:23,561 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-04 13:03:23,561 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-04 13:03:23,561 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-04 13:03:23,561 INFO L133 SettingsManager]: * sizeof long double=12 [2018-10-04 13:03:23,561 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-04 13:03:23,562 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-04 13:03:23,562 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-10-04 13:03:23,562 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-10-04 13:03:23,562 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-04 13:03:23,562 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-04 13:03:23,563 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-10-04 13:03:23,564 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-04 13:03:23,564 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-04 13:03:23,564 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-04 13:03:23,564 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-10-04 13:03:23,565 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-04 13:03:23,565 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-10-04 13:03:23,565 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-10-04 13:03:23,608 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-04 13:03:23,620 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-04 13:03:23,625 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-04 13:03:23,627 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2018-10-04 13:03:23,627 INFO L276 PluginConnector]: Boogie PL CUP Parser initialized [2018-10-04 13:03:23,628 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/real-life/threadpooling_out2.mover.bpl [2018-10-04 13:03:23,629 INFO L111 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/real-life/threadpooling_out2.mover.bpl' [2018-10-04 13:03:23,682 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-04 13:03:23,684 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-10-04 13:03:23,685 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-04 13:03:23,685 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-04 13:03:23,685 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-04 13:03:23,705 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "threadpooling_out2.mover.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.10 01:03:23" (1/1) ... [2018-10-04 13:03:23,719 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "threadpooling_out2.mover.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.10 01:03:23" (1/1) ... [2018-10-04 13:03:23,723 WARN L165 Inliner]: Program contained no entry procedure! [2018-10-04 13:03:23,724 WARN L168 Inliner]: Missing entry procedures: [ULTIMATE.start] [2018-10-04 13:03:23,724 WARN L175 Inliner]: Fallback enabled. All procedures will be processed. [2018-10-04 13:03:23,726 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-04 13:03:23,727 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-04 13:03:23,727 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-04 13:03:23,727 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-04 13:03:23,738 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "threadpooling_out2.mover.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.10 01:03:23" (1/1) ... [2018-10-04 13:03:23,739 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "threadpooling_out2.mover.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.10 01:03:23" (1/1) ... [2018-10-04 13:03:23,740 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "threadpooling_out2.mover.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.10 01:03:23" (1/1) ... [2018-10-04 13:03:23,740 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "threadpooling_out2.mover.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.10 01:03:23" (1/1) ... [2018-10-04 13:03:23,746 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "threadpooling_out2.mover.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.10 01:03:23" (1/1) ... [2018-10-04 13:03:23,750 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "threadpooling_out2.mover.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.10 01:03:23" (1/1) ... [2018-10-04 13:03:23,753 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "threadpooling_out2.mover.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.10 01:03:23" (1/1) ... [2018-10-04 13:03:23,755 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-04 13:03:23,760 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-04 13:03:23,760 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-04 13:03:23,760 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-04 13:03:23,761 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "threadpooling_out2.mover.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.10 01:03:23" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-10-04 13:03:23,815 INFO L124 BoogieDeclarations]: Specification and implementation of procedure product given in one single declaration [2018-10-04 13:03:23,815 INFO L130 BoogieDeclarations]: Found specification of procedure product [2018-10-04 13:03:23,815 INFO L138 BoogieDeclarations]: Found implementation of procedure product [2018-10-04 13:03:24,476 INFO L338 CfgBuilder]: Using library mode [2018-10-04 13:03:24,477 INFO L202 PluginConnector]: Adding new model threadpooling_out2.mover.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.10 01:03:24 BoogieIcfgContainer [2018-10-04 13:03:24,478 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-10-04 13:03:24,478 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-10-04 13:03:24,478 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-10-04 13:03:24,488 INFO L276 PluginConnector]: CodeCheck initialized [2018-10-04 13:03:24,488 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "threadpooling_out2.mover.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.10 01:03:24" (1/1) ... [2018-10-04 13:03:24,504 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-04 13:03:24,529 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:03:24,536 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 16 states and 31 transitions. [2018-10-04 13:03:24,536 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 31 transitions. [2018-10-04 13:03:24,542 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-10-04 13:03:24,542 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:03:24,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:03:24,722 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:03:24,960 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:03:24,961 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 19 states and 45 transitions. [2018-10-04 13:03:24,961 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 45 transitions. [2018-10-04 13:03:24,962 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-10-04 13:03:24,962 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:03:24,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:03:25,268 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:03:25,863 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:03:25,864 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 22 states and 61 transitions. [2018-10-04 13:03:25,864 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 61 transitions. [2018-10-04 13:03:25,866 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-10-04 13:03:25,866 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:03:25,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:03:25,886 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:03:25,976 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:03:25,977 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 24 states and 73 transitions. [2018-10-04 13:03:25,978 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 73 transitions. [2018-10-04 13:03:25,979 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-10-04 13:03:25,979 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:03:25,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:03:26,153 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:03:26,896 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:03:26,898 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 27 states and 90 transitions. [2018-10-04 13:03:26,899 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 90 transitions. [2018-10-04 13:03:26,900 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-10-04 13:03:26,900 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:03:26,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:03:27,111 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:03:27,607 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:03:27,609 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 30 states and 112 transitions. [2018-10-04 13:03:27,609 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 112 transitions. [2018-10-04 13:03:27,611 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-10-04 13:03:27,611 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:03:27,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:03:27,635 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:03:27,863 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:03:27,865 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 31 states and 118 transitions. [2018-10-04 13:03:27,865 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 118 transitions. [2018-10-04 13:03:27,867 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:03:27,867 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:03:27,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:03:27,977 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:03:28,348 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:03:28,350 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 141 states to 35 states and 141 transitions. [2018-10-04 13:03:28,350 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 141 transitions. [2018-10-04 13:03:28,351 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:03:28,352 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:03:28,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:03:28,460 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:03:28,694 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:03:28,695 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 146 states to 36 states and 146 transitions. [2018-10-04 13:03:28,695 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 146 transitions. [2018-10-04 13:03:28,696 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:03:28,697 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:03:28,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:03:28,715 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:03:28,985 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:03:28,986 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 151 states to 37 states and 151 transitions. [2018-10-04 13:03:28,986 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 151 transitions. [2018-10-04 13:03:28,987 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:03:28,987 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:03:28,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:03:29,111 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:03:30,213 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:03:30,215 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 176 states to 41 states and 176 transitions. [2018-10-04 13:03:30,215 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 176 transitions. [2018-10-04 13:03:30,216 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:03:30,217 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:03:30,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:03:30,301 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:03:30,636 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:03:30,637 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 183 states to 42 states and 183 transitions. [2018-10-04 13:03:30,638 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 183 transitions. [2018-10-04 13:03:30,639 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:03:30,639 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:03:30,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:03:30,770 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:03:31,843 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:03:31,844 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 191 states to 43 states and 191 transitions. [2018-10-04 13:03:31,845 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 191 transitions. [2018-10-04 13:03:31,845 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:03:31,846 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:03:31,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:03:31,860 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:03:32,102 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:03:32,103 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 195 states to 44 states and 195 transitions. [2018-10-04 13:03:32,103 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 195 transitions. [2018-10-04 13:03:32,104 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:03:32,105 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:03:32,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:03:32,261 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:03:33,236 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:03:33,237 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 216 states to 47 states and 216 transitions. [2018-10-04 13:03:33,237 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 216 transitions. [2018-10-04 13:03:33,239 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:03:33,239 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:03:33,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:03:33,342 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:03:35,326 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:03:35,327 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 243 states to 50 states and 243 transitions. [2018-10-04 13:03:35,327 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 243 transitions. [2018-10-04 13:03:35,329 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:03:35,329 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:03:35,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:03:35,526 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:03:36,693 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:03:36,694 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 268 states to 52 states and 268 transitions. [2018-10-04 13:03:36,694 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 268 transitions. [2018-10-04 13:03:36,695 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:03:36,695 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:03:36,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:03:36,724 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:03:37,351 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:03:37,351 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 294 states to 54 states and 294 transitions. [2018-10-04 13:03:37,352 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 294 transitions. [2018-10-04 13:03:37,353 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:03:37,353 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:03:37,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:03:37,517 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:03:37,960 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:03:37,961 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 311 states to 55 states and 311 transitions. [2018-10-04 13:03:37,962 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 311 transitions. [2018-10-04 13:03:37,963 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-10-04 13:03:37,963 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:03:37,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:03:38,185 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:03:39,009 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:03:39,010 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 331 states to 57 states and 331 transitions. [2018-10-04 13:03:39,010 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 331 transitions. [2018-10-04 13:03:39,011 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-10-04 13:03:39,011 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:03:39,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:03:39,041 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:03:39,456 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:03:39,457 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 337 states to 58 states and 337 transitions. [2018-10-04 13:03:39,457 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 337 transitions. [2018-10-04 13:03:39,458 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-10-04 13:03:39,458 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:03:39,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:03:39,957 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:03:41,009 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:03:41,010 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 355 states to 60 states and 355 transitions. [2018-10-04 13:03:41,010 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 355 transitions. [2018-10-04 13:03:41,011 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-10-04 13:03:41,012 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:03:41,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:03:41,197 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:03:42,221 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:03:42,222 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 379 states to 62 states and 379 transitions. [2018-10-04 13:03:42,222 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 379 transitions. [2018-10-04 13:03:42,222 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-10-04 13:03:42,222 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:03:42,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:03:42,233 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:03:42,695 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:03:42,696 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 394 states to 63 states and 394 transitions. [2018-10-04 13:03:42,696 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 394 transitions. [2018-10-04 13:03:42,697 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-10-04 13:03:42,697 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:03:42,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:03:42,706 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:03:43,089 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:03:43,090 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 403 states to 64 states and 403 transitions. [2018-10-04 13:03:43,091 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 403 transitions. [2018-10-04 13:03:43,091 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-10-04 13:03:43,091 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:03:43,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:03:43,164 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:03:44,106 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:03:44,106 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 425 states to 66 states and 425 transitions. [2018-10-04 13:03:44,107 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 425 transitions. [2018-10-04 13:03:44,107 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-10-04 13:03:44,107 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:03:44,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:03:44,183 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:03:44,661 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:03:44,661 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 437 states to 67 states and 437 transitions. [2018-10-04 13:03:44,662 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 437 transitions. [2018-10-04 13:03:44,662 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-10-04 13:03:44,662 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:03:44,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:03:44,718 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:03:45,307 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:03:45,309 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 446 states to 68 states and 446 transitions. [2018-10-04 13:03:45,309 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 446 transitions. [2018-10-04 13:03:45,310 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-10-04 13:03:45,310 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:03:45,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:03:45,826 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:03:47,117 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:03:47,118 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 471 states to 70 states and 471 transitions. [2018-10-04 13:03:47,118 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 471 transitions. [2018-10-04 13:03:47,118 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-10-04 13:03:47,119 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:03:47,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:03:47,127 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:03:47,594 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:03:47,595 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 480 states to 71 states and 480 transitions. [2018-10-04 13:03:47,595 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 480 transitions. [2018-10-04 13:03:47,596 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-10-04 13:03:47,596 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:03:47,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:03:47,713 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 13:03:48,395 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:03:48,396 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 491 states to 72 states and 491 transitions. [2018-10-04 13:03:48,396 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 491 transitions. [2018-10-04 13:03:48,396 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-10-04 13:03:48,397 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:03:48,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:03:48,895 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:03:51,335 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:03:51,336 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 536 states to 75 states and 536 transitions. [2018-10-04 13:03:51,336 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 536 transitions. [2018-10-04 13:03:51,336 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-10-04 13:03:51,337 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:03:51,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:03:51,465 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:03:52,008 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:03:52,009 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 554 states to 76 states and 554 transitions. [2018-10-04 13:03:52,009 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 554 transitions. [2018-10-04 13:03:52,009 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-10-04 13:03:52,010 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:03:52,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:03:52,255 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:03:54,679 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:03:54,680 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 597 states to 80 states and 597 transitions. [2018-10-04 13:03:54,680 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 597 transitions. [2018-10-04 13:03:54,681 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-10-04 13:03:54,681 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:03:54,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:03:54,817 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:03:55,458 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:03:55,460 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 601 states to 81 states and 601 transitions. [2018-10-04 13:03:55,460 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 601 transitions. [2018-10-04 13:03:55,460 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-10-04 13:03:55,460 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:03:55,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:03:55,616 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:03:56,247 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:03:56,248 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 620 states to 82 states and 620 transitions. [2018-10-04 13:03:56,248 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 620 transitions. [2018-10-04 13:03:56,249 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-10-04 13:03:56,249 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:03:56,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:03:56,627 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:03:58,886 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:03:58,887 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 662 states to 85 states and 662 transitions. [2018-10-04 13:03:58,887 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 662 transitions. [2018-10-04 13:03:58,888 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-10-04 13:03:58,888 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:03:58,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:03:59,090 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:04:00,123 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:04:00,124 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 695 states to 87 states and 695 transitions. [2018-10-04 13:04:00,124 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 695 transitions. [2018-10-04 13:04:00,124 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-10-04 13:04:00,125 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:04:00,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:04:00,512 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:04:01,011 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:04:01,012 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 700 states to 88 states and 700 transitions. [2018-10-04 13:04:01,012 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 700 transitions. [2018-10-04 13:04:01,013 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-10-04 13:04:01,013 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:04:01,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:04:01,196 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:04:01,800 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:04:01,801 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 708 states to 89 states and 708 transitions. [2018-10-04 13:04:01,801 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 708 transitions. [2018-10-04 13:04:01,802 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-10-04 13:04:01,802 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:04:01,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:04:01,871 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 13:04:02,637 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:04:02,638 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 717 states to 90 states and 717 transitions. [2018-10-04 13:04:02,638 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 717 transitions. [2018-10-04 13:04:02,638 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-10-04 13:04:02,638 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:04:02,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:04:02,813 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:04:03,578 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:04:03,579 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 722 states to 91 states and 722 transitions. [2018-10-04 13:04:03,579 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 722 transitions. [2018-10-04 13:04:03,579 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-10-04 13:04:03,579 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:04:03,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:04:03,604 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 13:04:04,401 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:04:04,402 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 729 states to 92 states and 729 transitions. [2018-10-04 13:04:04,402 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 729 transitions. [2018-10-04 13:04:04,402 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-10-04 13:04:04,403 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:04:04,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:04:04,410 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:04:06,389 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:04:06,389 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 763 states to 95 states and 763 transitions. [2018-10-04 13:04:06,390 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 763 transitions. [2018-10-04 13:04:06,390 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-10-04 13:04:06,390 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:04:06,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:04:06,397 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:04:08,118 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:04:08,118 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 783 states to 96 states and 783 transitions. [2018-10-04 13:04:08,119 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 783 transitions. [2018-10-04 13:04:08,119 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-10-04 13:04:08,119 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:04:08,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:04:08,127 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:04:08,705 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:04:08,706 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 788 states to 97 states and 788 transitions. [2018-10-04 13:04:08,706 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 788 transitions. [2018-10-04 13:04:08,706 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-10-04 13:04:08,706 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:04:08,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:04:08,713 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:04:09,414 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:04:09,414 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 805 states to 98 states and 805 transitions. [2018-10-04 13:04:09,414 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 805 transitions. [2018-10-04 13:04:09,415 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-10-04 13:04:09,415 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:04:09,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:04:09,421 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:04:09,975 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:04:09,976 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 811 states to 99 states and 811 transitions. [2018-10-04 13:04:09,976 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 811 transitions. [2018-10-04 13:04:09,977 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-10-04 13:04:09,977 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:04:09,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:04:10,828 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:04:12,650 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:04:12,651 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 837 states to 101 states and 837 transitions. [2018-10-04 13:04:12,651 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 837 transitions. [2018-10-04 13:04:12,651 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-10-04 13:04:12,651 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:04:12,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:04:12,657 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:04:13,437 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:04:13,437 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 847 states to 102 states and 847 transitions. [2018-10-04 13:04:13,437 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 847 transitions. [2018-10-04 13:04:13,438 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-10-04 13:04:13,438 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:04:13,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:04:13,444 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:04:14,118 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:04:14,118 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 862 states to 103 states and 862 transitions. [2018-10-04 13:04:14,119 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 862 transitions. [2018-10-04 13:04:14,119 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-10-04 13:04:14,119 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:04:14,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:04:14,127 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:04:14,834 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:04:14,834 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 878 states to 104 states and 878 transitions. [2018-10-04 13:04:14,834 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 878 transitions. [2018-10-04 13:04:14,835 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-10-04 13:04:14,835 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:04:14,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:04:15,045 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:04:16,253 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:04:16,254 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 902 states to 105 states and 902 transitions. [2018-10-04 13:04:16,254 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 902 transitions. [2018-10-04 13:04:16,255 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-10-04 13:04:16,255 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:04:16,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:04:16,317 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:04:17,033 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:04:17,034 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 909 states to 106 states and 909 transitions. [2018-10-04 13:04:17,034 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 909 transitions. [2018-10-04 13:04:17,034 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-10-04 13:04:17,035 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:04:17,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:04:17,597 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:04:19,971 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:04:19,971 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 939 states to 108 states and 939 transitions. [2018-10-04 13:04:19,972 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 939 transitions. [2018-10-04 13:04:19,972 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-10-04 13:04:19,972 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:04:19,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:04:19,979 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:04:21,607 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:04:21,607 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 955 states to 110 states and 955 transitions. [2018-10-04 13:04:21,608 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 955 transitions. [2018-10-04 13:04:21,608 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-10-04 13:04:21,608 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:04:21,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:04:21,831 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:04:23,586 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:04:23,587 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 985 states to 112 states and 985 transitions. [2018-10-04 13:04:23,587 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 985 transitions. [2018-10-04 13:04:23,588 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-10-04 13:04:23,588 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:04:23,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:04:23,616 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:04:25,022 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:04:25,023 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1013 states to 114 states and 1013 transitions. [2018-10-04 13:04:25,023 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 1013 transitions. [2018-10-04 13:04:25,024 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-10-04 13:04:25,024 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:04:25,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:04:25,126 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 13:04:26,515 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:04:26,516 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1017 states to 115 states and 1017 transitions. [2018-10-04 13:04:26,516 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 1017 transitions. [2018-10-04 13:04:26,516 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-10-04 13:04:26,517 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:04:26,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:04:26,612 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:04:27,391 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:04:27,392 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1030 states to 116 states and 1030 transitions. [2018-10-04 13:04:27,392 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 1030 transitions. [2018-10-04 13:04:27,392 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-10-04 13:04:27,392 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:04:27,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:04:27,400 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:04:29,258 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:04:29,259 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1087 states to 118 states and 1087 transitions. [2018-10-04 13:04:29,259 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 1087 transitions. [2018-10-04 13:04:29,259 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-10-04 13:04:29,259 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:04:29,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:04:29,352 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:04:30,114 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:04:30,114 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1108 states to 119 states and 1108 transitions. [2018-10-04 13:04:30,114 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 1108 transitions. [2018-10-04 13:04:30,115 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-10-04 13:04:30,115 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:04:30,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:04:30,180 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 13:04:31,932 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:04:31,933 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1134 states to 121 states and 1134 transitions. [2018-10-04 13:04:31,933 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 1134 transitions. [2018-10-04 13:04:31,933 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-10-04 13:04:31,933 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:04:31,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:04:32,064 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 13:04:32,651 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:04:32,652 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1152 states to 122 states and 1152 transitions. [2018-10-04 13:04:32,652 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 1152 transitions. [2018-10-04 13:04:32,653 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-10-04 13:04:32,653 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:04:32,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:04:32,660 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:04:34,735 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:04:34,736 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1181 states to 125 states and 1181 transitions. [2018-10-04 13:04:34,737 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 1181 transitions. [2018-10-04 13:04:34,737 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-10-04 13:04:34,737 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:04:34,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:04:35,012 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:04:35,864 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:04:35,865 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1207 states to 126 states and 1207 transitions. [2018-10-04 13:04:35,865 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 1207 transitions. [2018-10-04 13:04:35,865 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-10-04 13:04:35,866 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:04:35,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:04:35,925 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 13:04:36,870 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:04:36,871 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1217 states to 127 states and 1217 transitions. [2018-10-04 13:04:36,871 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 1217 transitions. [2018-10-04 13:04:36,871 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-10-04 13:04:36,872 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:04:36,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:04:36,878 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:04:37,825 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:04:37,826 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1232 states to 128 states and 1232 transitions. [2018-10-04 13:04:37,826 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 1232 transitions. [2018-10-04 13:04:37,826 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-10-04 13:04:37,827 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:04:37,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:04:38,262 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 13:04:38,896 WARN L178 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 23 DAG size of output: 22 [2018-10-04 13:04:40,372 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:04:40,373 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1257 states to 130 states and 1257 transitions. [2018-10-04 13:04:40,373 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 1257 transitions. [2018-10-04 13:04:40,373 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-10-04 13:04:40,373 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:04:40,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:04:40,430 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 13:04:41,204 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:04:41,205 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1263 states to 131 states and 1263 transitions. [2018-10-04 13:04:41,205 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 1263 transitions. [2018-10-04 13:04:41,206 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-10-04 13:04:41,206 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:04:41,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:04:41,212 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:04:42,026 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:04:42,026 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1280 states to 132 states and 1280 transitions. [2018-10-04 13:04:42,026 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 1280 transitions. [2018-10-04 13:04:42,027 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-10-04 13:04:42,027 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:04:42,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:04:42,142 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 13:04:42,986 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:04:42,987 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1296 states to 133 states and 1296 transitions. [2018-10-04 13:04:42,987 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 1296 transitions. [2018-10-04 13:04:42,988 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-10-04 13:04:42,988 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:04:42,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:04:43,098 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 13:04:44,008 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:04:44,009 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1315 states to 134 states and 1315 transitions. [2018-10-04 13:04:44,009 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 1315 transitions. [2018-10-04 13:04:44,009 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-10-04 13:04:44,009 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:04:44,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:04:44,016 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:04:44,856 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:04:44,856 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1326 states to 135 states and 1326 transitions. [2018-10-04 13:04:44,857 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 1326 transitions. [2018-10-04 13:04:44,857 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-10-04 13:04:44,857 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:04:44,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:04:45,022 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 13:04:45,694 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:04:45,695 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1335 states to 136 states and 1335 transitions. [2018-10-04 13:04:45,695 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 1335 transitions. [2018-10-04 13:04:45,696 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-10-04 13:04:45,696 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:04:45,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:04:46,253 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:04:49,130 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:04:49,130 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1375 states to 139 states and 1375 transitions. [2018-10-04 13:04:49,131 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 1375 transitions. [2018-10-04 13:04:49,131 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-10-04 13:04:49,131 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:04:49,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:04:49,272 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:04:50,184 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:04:50,185 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1409 states to 140 states and 1409 transitions. [2018-10-04 13:04:50,185 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 1409 transitions. [2018-10-04 13:04:50,186 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-10-04 13:04:50,186 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:04:50,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:04:50,223 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:04:51,072 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:04:51,073 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1429 states to 141 states and 1429 transitions. [2018-10-04 13:04:51,073 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 1429 transitions. [2018-10-04 13:04:51,074 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-10-04 13:04:51,074 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:04:51,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:04:51,189 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 13:04:52,324 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:04:52,325 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1451 states to 142 states and 1451 transitions. [2018-10-04 13:04:52,325 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 1451 transitions. [2018-10-04 13:04:52,325 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-10-04 13:04:52,325 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:04:52,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:04:52,441 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 13:04:53,287 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:04:53,288 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1465 states to 143 states and 1465 transitions. [2018-10-04 13:04:53,288 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 1465 transitions. [2018-10-04 13:04:53,289 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-10-04 13:04:53,289 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:04:53,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:04:53,297 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 13:04:54,293 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:04:54,293 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1480 states to 144 states and 1480 transitions. [2018-10-04 13:04:54,293 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 1480 transitions. [2018-10-04 13:04:54,294 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-10-04 13:04:54,294 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:04:54,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:04:54,299 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 13:04:55,247 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:04:55,247 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1488 states to 145 states and 1488 transitions. [2018-10-04 13:04:55,248 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 1488 transitions. [2018-10-04 13:04:55,248 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-10-04 13:04:55,248 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:04:55,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:04:55,777 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 4 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:04:57,575 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:04:57,575 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1500 states to 146 states and 1500 transitions. [2018-10-04 13:04:57,576 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 1500 transitions. [2018-10-04 13:04:57,576 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-10-04 13:04:57,576 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:04:57,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:04:57,974 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:05:00,172 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:05:00,173 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1525 states to 148 states and 1525 transitions. [2018-10-04 13:05:00,173 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 1525 transitions. [2018-10-04 13:05:00,174 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-10-04 13:05:00,174 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:05:00,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:05:00,198 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:05:01,238 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:05:01,239 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1535 states to 149 states and 1535 transitions. [2018-10-04 13:05:01,239 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 1535 transitions. [2018-10-04 13:05:01,240 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-10-04 13:05:01,240 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:05:01,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:05:01,290 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 13:05:03,528 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:05:03,528 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1559 states to 151 states and 1559 transitions. [2018-10-04 13:05:03,528 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 1559 transitions. [2018-10-04 13:05:03,529 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-10-04 13:05:03,529 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:05:03,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:05:03,882 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 13:05:05,093 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:05:05,094 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1574 states to 152 states and 1574 transitions. [2018-10-04 13:05:05,094 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 1574 transitions. [2018-10-04 13:05:05,095 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-10-04 13:05:05,095 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:05:05,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:05:05,101 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:05:08,420 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:05:08,420 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1601 states to 154 states and 1601 transitions. [2018-10-04 13:05:08,420 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 1601 transitions. [2018-10-04 13:05:08,421 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-10-04 13:05:08,421 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:05:08,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:05:09,022 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 13:05:12,867 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:05:12,868 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1650 states to 157 states and 1650 transitions. [2018-10-04 13:05:12,868 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 1650 transitions. [2018-10-04 13:05:12,868 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-10-04 13:05:12,868 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:05:12,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:05:13,170 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:05:16,053 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:05:16,054 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1667 states to 160 states and 1667 transitions. [2018-10-04 13:05:16,054 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 1667 transitions. [2018-10-04 13:05:16,054 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-10-04 13:05:16,055 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:05:16,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:05:16,275 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 13:05:17,545 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:05:17,546 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1691 states to 161 states and 1691 transitions. [2018-10-04 13:05:17,546 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 1691 transitions. [2018-10-04 13:05:17,547 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-10-04 13:05:17,547 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:05:17,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:05:17,575 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 13:05:18,638 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:05:18,639 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1719 states to 162 states and 1719 transitions. [2018-10-04 13:05:18,640 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 1719 transitions. [2018-10-04 13:05:18,640 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-10-04 13:05:18,640 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:05:18,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:05:18,645 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 13:05:20,309 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:05:20,310 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1729 states to 164 states and 1729 transitions. [2018-10-04 13:05:20,311 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 1729 transitions. [2018-10-04 13:05:20,311 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-10-04 13:05:20,311 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:05:20,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:05:20,318 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:05:21,425 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:05:21,426 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1743 states to 165 states and 1743 transitions. [2018-10-04 13:05:21,426 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 1743 transitions. [2018-10-04 13:05:21,426 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-10-04 13:05:21,426 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:05:21,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:05:21,757 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:05:24,800 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:05:24,802 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1773 states to 168 states and 1773 transitions. [2018-10-04 13:05:24,802 INFO L276 IsEmpty]: Start isEmpty. Operand 168 states and 1773 transitions. [2018-10-04 13:05:24,802 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-10-04 13:05:24,802 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:05:24,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:05:24,808 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 13:05:25,529 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:05:25,531 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1776 states to 169 states and 1776 transitions. [2018-10-04 13:05:25,531 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 1776 transitions. [2018-10-04 13:05:25,531 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-10-04 13:05:25,531 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:05:25,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:05:25,539 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:05:27,866 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:05:27,867 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1806 states to 171 states and 1806 transitions. [2018-10-04 13:05:27,867 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states and 1806 transitions. [2018-10-04 13:05:27,868 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-10-04 13:05:27,868 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:05:27,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:05:27,874 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:05:28,855 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:05:28,855 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1819 states to 172 states and 1819 transitions. [2018-10-04 13:05:28,856 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 1819 transitions. [2018-10-04 13:05:28,856 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-10-04 13:05:28,856 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:05:28,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:05:28,916 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:05:31,219 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:05:31,220 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1868 states to 174 states and 1868 transitions. [2018-10-04 13:05:31,220 INFO L276 IsEmpty]: Start isEmpty. Operand 174 states and 1868 transitions. [2018-10-04 13:05:31,221 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-10-04 13:05:31,221 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:05:31,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:05:31,271 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:05:32,447 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:05:32,448 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1887 states to 175 states and 1887 transitions. [2018-10-04 13:05:32,448 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 1887 transitions. [2018-10-04 13:05:32,449 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-10-04 13:05:32,449 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:05:32,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:05:32,566 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:05:33,842 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:05:33,843 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1917 states to 176 states and 1917 transitions. [2018-10-04 13:05:33,843 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 1917 transitions. [2018-10-04 13:05:33,844 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-10-04 13:05:33,844 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:05:33,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:05:34,235 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:05:36,857 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:05:36,858 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1951 states to 178 states and 1951 transitions. [2018-10-04 13:05:36,858 INFO L276 IsEmpty]: Start isEmpty. Operand 178 states and 1951 transitions. [2018-10-04 13:05:36,858 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-10-04 13:05:36,858 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:05:36,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:05:36,863 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 13:05:38,443 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:05:38,444 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1991 states to 179 states and 1991 transitions. [2018-10-04 13:05:38,444 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 1991 transitions. [2018-10-04 13:05:38,445 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-10-04 13:05:38,445 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:05:38,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:05:38,451 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 13:05:39,340 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:05:39,341 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1995 states to 180 states and 1995 transitions. [2018-10-04 13:05:39,341 INFO L276 IsEmpty]: Start isEmpty. Operand 180 states and 1995 transitions. [2018-10-04 13:05:39,342 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-10-04 13:05:39,342 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:05:39,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:05:39,347 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 13:05:40,104 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:05:40,105 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2000 states to 181 states and 2000 transitions. [2018-10-04 13:05:40,105 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 2000 transitions. [2018-10-04 13:05:40,106 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-10-04 13:05:40,106 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:05:40,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:05:40,111 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:05:41,279 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:05:41,280 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2004 states to 182 states and 2004 transitions. [2018-10-04 13:05:41,280 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states and 2004 transitions. [2018-10-04 13:05:41,281 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-10-04 13:05:41,281 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:05:41,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:05:41,730 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:05:44,527 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:05:44,528 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2025 states to 184 states and 2025 transitions. [2018-10-04 13:05:44,528 INFO L276 IsEmpty]: Start isEmpty. Operand 184 states and 2025 transitions. [2018-10-04 13:05:44,529 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-10-04 13:05:44,529 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:05:44,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:05:44,535 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:05:45,768 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:05:45,769 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2037 states to 185 states and 2037 transitions. [2018-10-04 13:05:45,769 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states and 2037 transitions. [2018-10-04 13:05:45,770 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-10-04 13:05:45,770 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:05:45,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:05:45,776 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:05:46,648 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:05:46,649 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2039 states to 186 states and 2039 transitions. [2018-10-04 13:05:46,649 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 2039 transitions. [2018-10-04 13:05:46,650 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-10-04 13:05:46,650 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:05:46,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:05:46,659 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:05:49,409 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:05:49,410 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2061 states to 188 states and 2061 transitions. [2018-10-04 13:05:49,410 INFO L276 IsEmpty]: Start isEmpty. Operand 188 states and 2061 transitions. [2018-10-04 13:05:49,411 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-10-04 13:05:49,411 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:05:49,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:05:49,415 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:05:50,745 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:05:50,746 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2076 states to 189 states and 2076 transitions. [2018-10-04 13:05:50,746 INFO L276 IsEmpty]: Start isEmpty. Operand 189 states and 2076 transitions. [2018-10-04 13:05:50,746 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-10-04 13:05:50,746 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:05:50,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:05:50,753 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:05:52,132 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:05:52,132 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2091 states to 190 states and 2091 transitions. [2018-10-04 13:05:52,132 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states and 2091 transitions. [2018-10-04 13:05:52,133 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-10-04 13:05:52,133 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:05:52,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:05:52,139 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:05:53,596 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:05:53,597 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2093 states to 191 states and 2093 transitions. [2018-10-04 13:05:53,597 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 2093 transitions. [2018-10-04 13:05:53,598 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-10-04 13:05:53,598 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:05:53,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:05:53,678 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 13:05:54,971 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:05:54,972 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2098 states to 192 states and 2098 transitions. [2018-10-04 13:05:54,972 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 2098 transitions. [2018-10-04 13:05:54,973 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-10-04 13:05:54,973 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:05:54,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:05:54,978 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 13:05:56,042 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:05:56,043 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2109 states to 193 states and 2109 transitions. [2018-10-04 13:05:56,043 INFO L276 IsEmpty]: Start isEmpty. Operand 193 states and 2109 transitions. [2018-10-04 13:05:56,043 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-10-04 13:05:56,043 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:05:56,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:05:56,498 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:06:00,449 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:06:00,450 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2152 states to 196 states and 2152 transitions. [2018-10-04 13:06:00,450 INFO L276 IsEmpty]: Start isEmpty. Operand 196 states and 2152 transitions. [2018-10-04 13:06:00,451 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-10-04 13:06:00,451 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:06:00,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:06:00,455 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 13:06:01,728 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:06:01,729 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2162 states to 197 states and 2162 transitions. [2018-10-04 13:06:01,729 INFO L276 IsEmpty]: Start isEmpty. Operand 197 states and 2162 transitions. [2018-10-04 13:06:01,730 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-10-04 13:06:01,730 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:06:01,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:06:01,734 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 13:06:02,862 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:06:02,863 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2172 states to 198 states and 2172 transitions. [2018-10-04 13:06:02,863 INFO L276 IsEmpty]: Start isEmpty. Operand 198 states and 2172 transitions. [2018-10-04 13:06:02,863 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-10-04 13:06:02,864 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:06:02,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:06:02,869 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:06:05,333 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:06:05,334 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2189 states to 200 states and 2189 transitions. [2018-10-04 13:06:05,334 INFO L276 IsEmpty]: Start isEmpty. Operand 200 states and 2189 transitions. [2018-10-04 13:06:05,334 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-10-04 13:06:05,334 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:06:05,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:06:05,444 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 13:06:07,709 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:06:07,711 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2219 states to 202 states and 2219 transitions. [2018-10-04 13:06:07,711 INFO L276 IsEmpty]: Start isEmpty. Operand 202 states and 2219 transitions. [2018-10-04 13:06:07,711 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-10-04 13:06:07,711 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:06:07,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:06:07,724 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:06:08,735 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:06:08,737 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2221 states to 203 states and 2221 transitions. [2018-10-04 13:06:08,737 INFO L276 IsEmpty]: Start isEmpty. Operand 203 states and 2221 transitions. [2018-10-04 13:06:08,737 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-10-04 13:06:08,738 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:06:08,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:06:08,741 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 13:06:10,025 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:06:10,026 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2232 states to 204 states and 2232 transitions. [2018-10-04 13:06:10,026 INFO L276 IsEmpty]: Start isEmpty. Operand 204 states and 2232 transitions. [2018-10-04 13:06:10,027 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-10-04 13:06:10,027 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:06:10,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:06:10,031 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-10-04 13:06:12,430 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:06:12,430 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2247 states to 206 states and 2247 transitions. [2018-10-04 13:06:12,430 INFO L276 IsEmpty]: Start isEmpty. Operand 206 states and 2247 transitions. [2018-10-04 13:06:12,431 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-10-04 13:06:12,431 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:06:12,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:06:12,933 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:06:15,925 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:06:15,926 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2268 states to 208 states and 2268 transitions. [2018-10-04 13:06:15,926 INFO L276 IsEmpty]: Start isEmpty. Operand 208 states and 2268 transitions. [2018-10-04 13:06:15,927 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-10-04 13:06:15,927 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:06:15,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:06:16,668 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:06:18,202 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:06:18,203 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2275 states to 209 states and 2275 transitions. [2018-10-04 13:06:18,203 INFO L276 IsEmpty]: Start isEmpty. Operand 209 states and 2275 transitions. [2018-10-04 13:06:18,204 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-10-04 13:06:18,204 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:06:18,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:06:18,359 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 13:06:19,808 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:06:19,810 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2287 states to 210 states and 2287 transitions. [2018-10-04 13:06:19,810 INFO L276 IsEmpty]: Start isEmpty. Operand 210 states and 2287 transitions. [2018-10-04 13:06:19,810 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-10-04 13:06:19,810 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:06:19,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:06:19,815 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:06:21,046 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:06:21,047 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2296 states to 211 states and 2296 transitions. [2018-10-04 13:06:21,047 INFO L276 IsEmpty]: Start isEmpty. Operand 211 states and 2296 transitions. [2018-10-04 13:06:21,048 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-10-04 13:06:21,048 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:06:21,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:06:21,533 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 13:06:24,704 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:06:24,706 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2346 states to 213 states and 2346 transitions. [2018-10-04 13:06:24,706 INFO L276 IsEmpty]: Start isEmpty. Operand 213 states and 2346 transitions. [2018-10-04 13:06:24,707 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-10-04 13:06:24,707 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:06:24,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:06:24,859 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-10-04 13:06:26,010 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:06:26,010 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2349 states to 214 states and 2349 transitions. [2018-10-04 13:06:26,011 INFO L276 IsEmpty]: Start isEmpty. Operand 214 states and 2349 transitions. [2018-10-04 13:06:26,011 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-10-04 13:06:26,011 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:06:26,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:06:26,917 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 13:06:30,769 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:06:30,770 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2378 states to 216 states and 2378 transitions. [2018-10-04 13:06:30,770 INFO L276 IsEmpty]: Start isEmpty. Operand 216 states and 2378 transitions. [2018-10-04 13:06:30,770 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-10-04 13:06:30,770 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:06:30,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:06:31,332 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:06:35,686 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:06:35,687 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2415 states to 219 states and 2415 transitions. [2018-10-04 13:06:35,688 INFO L276 IsEmpty]: Start isEmpty. Operand 219 states and 2415 transitions. [2018-10-04 13:06:35,688 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-10-04 13:06:35,688 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:06:35,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:06:36,178 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 13:06:38,014 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:06:38,015 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2441 states to 220 states and 2441 transitions. [2018-10-04 13:06:38,015 INFO L276 IsEmpty]: Start isEmpty. Operand 220 states and 2441 transitions. [2018-10-04 13:06:38,016 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-10-04 13:06:38,016 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:06:38,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:06:38,116 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:06:39,360 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:06:39,361 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2445 states to 221 states and 2445 transitions. [2018-10-04 13:06:39,361 INFO L276 IsEmpty]: Start isEmpty. Operand 221 states and 2445 transitions. [2018-10-04 13:06:39,361 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-10-04 13:06:39,361 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:06:39,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:06:39,402 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 13:06:45,752 WARN L178 SmtUtils]: Spent 115.00 ms on a formula simplification that was a NOOP. DAG size: 15 [2018-10-04 13:06:47,174 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:06:47,175 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2492 states to 224 states and 2492 transitions. [2018-10-04 13:06:47,175 INFO L276 IsEmpty]: Start isEmpty. Operand 224 states and 2492 transitions. [2018-10-04 13:06:47,176 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-10-04 13:06:47,176 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:06:47,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:06:47,246 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 13:06:48,542 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:06:48,543 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2502 states to 225 states and 2502 transitions. [2018-10-04 13:06:48,544 INFO L276 IsEmpty]: Start isEmpty. Operand 225 states and 2502 transitions. [2018-10-04 13:06:48,544 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-10-04 13:06:48,545 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:06:48,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:06:48,870 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:06:50,243 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:06:50,244 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2506 states to 226 states and 2506 transitions. [2018-10-04 13:06:50,244 INFO L276 IsEmpty]: Start isEmpty. Operand 226 states and 2506 transitions. [2018-10-04 13:06:50,244 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-10-04 13:06:50,245 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:06:50,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:06:50,973 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 13:06:53,974 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:06:53,976 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2542 states to 228 states and 2542 transitions. [2018-10-04 13:06:53,976 INFO L276 IsEmpty]: Start isEmpty. Operand 228 states and 2542 transitions. [2018-10-04 13:06:53,977 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-10-04 13:06:53,977 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:06:53,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:06:54,005 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 13:06:55,630 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:06:55,631 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2576 states to 229 states and 2576 transitions. [2018-10-04 13:06:55,631 INFO L276 IsEmpty]: Start isEmpty. Operand 229 states and 2576 transitions. [2018-10-04 13:06:55,632 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-10-04 13:06:55,632 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:06:55,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:06:55,744 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-10-04 13:06:56,759 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:06:56,760 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2579 states to 230 states and 2579 transitions. [2018-10-04 13:06:56,760 INFO L276 IsEmpty]: Start isEmpty. Operand 230 states and 2579 transitions. [2018-10-04 13:06:56,761 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-10-04 13:06:56,761 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:06:56,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:06:56,929 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 13:06:58,336 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:06:58,338 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2595 states to 231 states and 2595 transitions. [2018-10-04 13:06:58,338 INFO L276 IsEmpty]: Start isEmpty. Operand 231 states and 2595 transitions. [2018-10-04 13:06:58,339 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-10-04 13:06:58,339 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:06:58,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:06:58,962 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 13:06:59,010 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:06:59,012 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2597 states to 232 states and 2597 transitions. [2018-10-04 13:06:59,012 INFO L276 IsEmpty]: Start isEmpty. Operand 232 states and 2597 transitions. [2018-10-04 13:06:59,013 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-10-04 13:06:59,013 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:06:59,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:06:59,028 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 13:07:01,637 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:07:01,638 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2630 states to 234 states and 2630 transitions. [2018-10-04 13:07:01,638 INFO L276 IsEmpty]: Start isEmpty. Operand 234 states and 2630 transitions. [2018-10-04 13:07:01,639 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-10-04 13:07:01,639 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:07:01,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:07:01,881 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 13:07:03,594 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:07:03,595 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2653 states to 235 states and 2653 transitions. [2018-10-04 13:07:03,596 INFO L276 IsEmpty]: Start isEmpty. Operand 235 states and 2653 transitions. [2018-10-04 13:07:03,596 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-10-04 13:07:03,597 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:07:03,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:07:03,614 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 13:07:04,948 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:07:04,949 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2660 states to 236 states and 2660 transitions. [2018-10-04 13:07:04,949 INFO L276 IsEmpty]: Start isEmpty. Operand 236 states and 2660 transitions. [2018-10-04 13:07:04,950 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-10-04 13:07:04,950 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:07:04,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:07:04,997 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:07:06,672 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:07:06,673 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2693 states to 237 states and 2693 transitions. [2018-10-04 13:07:06,674 INFO L276 IsEmpty]: Start isEmpty. Operand 237 states and 2693 transitions. [2018-10-04 13:07:06,674 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-10-04 13:07:06,674 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:07:06,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:07:06,783 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 13:07:08,089 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:07:08,090 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2703 states to 238 states and 2703 transitions. [2018-10-04 13:07:08,090 INFO L276 IsEmpty]: Start isEmpty. Operand 238 states and 2703 transitions. [2018-10-04 13:07:08,091 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-10-04 13:07:08,091 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:07:08,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:07:08,106 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:07:09,332 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:07:09,333 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2718 states to 239 states and 2718 transitions. [2018-10-04 13:07:09,333 INFO L276 IsEmpty]: Start isEmpty. Operand 239 states and 2718 transitions. [2018-10-04 13:07:09,334 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-10-04 13:07:09,334 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:07:09,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:07:09,443 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 13:07:11,199 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:07:11,200 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2726 states to 240 states and 2726 transitions. [2018-10-04 13:07:11,200 INFO L276 IsEmpty]: Start isEmpty. Operand 240 states and 2726 transitions. [2018-10-04 13:07:11,201 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-10-04 13:07:11,201 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:07:11,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:07:11,207 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 4 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:07:13,732 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:07:13,733 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2749 states to 242 states and 2749 transitions. [2018-10-04 13:07:13,734 INFO L276 IsEmpty]: Start isEmpty. Operand 242 states and 2749 transitions. [2018-10-04 13:07:13,734 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-10-04 13:07:13,734 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:07:13,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:07:15,049 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:07:18,112 WARN L178 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 26 [2018-10-04 13:07:20,899 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:07:20,900 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2794 states to 245 states and 2794 transitions. [2018-10-04 13:07:20,900 INFO L276 IsEmpty]: Start isEmpty. Operand 245 states and 2794 transitions. [2018-10-04 13:07:20,901 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-10-04 13:07:20,901 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:07:20,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:07:21,015 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 13:07:22,312 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:07:22,314 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2805 states to 246 states and 2805 transitions. [2018-10-04 13:07:22,314 INFO L276 IsEmpty]: Start isEmpty. Operand 246 states and 2805 transitions. [2018-10-04 13:07:22,315 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-10-04 13:07:22,315 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:07:22,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:07:22,406 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:07:24,936 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:07:24,937 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2816 states to 248 states and 2816 transitions. [2018-10-04 13:07:24,938 INFO L276 IsEmpty]: Start isEmpty. Operand 248 states and 2816 transitions. [2018-10-04 13:07:24,938 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-10-04 13:07:24,938 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:07:24,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:07:25,254 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:07:26,889 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:07:26,891 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2833 states to 249 states and 2833 transitions. [2018-10-04 13:07:26,891 INFO L276 IsEmpty]: Start isEmpty. Operand 249 states and 2833 transitions. [2018-10-04 13:07:26,892 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-10-04 13:07:26,892 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:07:26,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:07:26,895 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-10-04 13:07:28,309 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:07:28,310 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2848 states to 250 states and 2848 transitions. [2018-10-04 13:07:28,310 INFO L276 IsEmpty]: Start isEmpty. Operand 250 states and 2848 transitions. [2018-10-04 13:07:28,311 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-10-04 13:07:28,311 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:07:28,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:07:28,786 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:07:33,649 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:07:33,650 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2877 states to 253 states and 2877 transitions. [2018-10-04 13:07:33,650 INFO L276 IsEmpty]: Start isEmpty. Operand 253 states and 2877 transitions. [2018-10-04 13:07:33,651 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-10-04 13:07:33,651 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:07:33,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:07:33,763 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. Received shutdown request... [2018-10-04 13:07:34,579 INFO L256 ToolchainWalker]: Toolchain cancelled while executing plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck. Reason: Timeout or Toolchain cancelled by user [2018-10-04 13:07:34,582 INFO L168 Benchmark]: Toolchain (without parser) took 250898.94 ms. Allocated memory was 1.5 GB in the beginning and 3.2 GB in the end (delta: 1.7 GB). Free memory was 1.5 GB in the beginning and 2.4 GB in the end (delta: -898.0 MB). Peak memory consumption was 788.6 MB. Max. memory is 7.1 GB. [2018-10-04 13:07:34,583 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.19 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-10-04 13:07:34,583 INFO L168 Benchmark]: Boogie Procedure Inliner took 42.09 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-10-04 13:07:34,584 INFO L168 Benchmark]: Boogie Preprocessor took 32.28 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-10-04 13:07:34,584 INFO L168 Benchmark]: RCFGBuilder took 718.03 ms. Allocated memory is still 1.5 GB. Free memory was 1.5 GB in the beginning and 1.5 GB in the end (delta: 21.1 MB). Peak memory consumption was 21.1 MB. Max. memory is 7.1 GB. [2018-10-04 13:07:34,585 INFO L168 Benchmark]: CodeCheck took 250102.84 ms. Allocated memory was 1.5 GB in the beginning and 3.2 GB in the end (delta: 1.7 GB). Free memory was 1.5 GB in the beginning and 2.4 GB in the end (delta: -919.1 MB). Peak memory consumption was 767.5 MB. Max. memory is 7.1 GB. [2018-10-04 13:07:34,589 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - TimeoutResult: Timeout (de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck) Toolchain cancelled while PredicateComparison was comparing new predicate (quantifier-free) to 1046 known predicates. * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Boogie PL CUP Parser took 0.19 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 42.09 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Preprocessor took 32.28 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. * RCFGBuilder took 718.03 ms. Allocated memory is still 1.5 GB. Free memory was 1.5 GB in the beginning and 1.5 GB in the end (delta: 21.1 MB). Peak memory consumption was 21.1 MB. Max. memory is 7.1 GB. * CodeCheck took 250102.84 ms. Allocated memory was 1.5 GB in the beginning and 3.2 GB in the end (delta: 1.7 GB). Free memory was 1.5 GB in the beginning and 2.4 GB in the end (delta: -919.1 MB). Peak memory consumption was 767.5 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/threadpooling_out2.mover.bpl_svcomp-Reach-32bit-Kojak_Default.epf_KojakBplInline.xml/Csv-Benchmark-0-2018-10-04_13-07-34-601.csv Completed graceful shutdown