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/20170304-DifficultPathPrograms/linear_sea.ch.i_4.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.23-b2fde6a [2018-09-28 11:04:10,491 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-09-28 11:04:10,493 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-09-28 11:04:10,509 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-09-28 11:04:10,510 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-09-28 11:04:10,511 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-09-28 11:04:10,512 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-09-28 11:04:10,514 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-09-28 11:04:10,516 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-09-28 11:04:10,518 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-09-28 11:04:10,519 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-09-28 11:04:10,519 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-09-28 11:04:10,520 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-09-28 11:04:10,522 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-09-28 11:04:10,525 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-09-28 11:04:10,526 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-09-28 11:04:10,527 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-09-28 11:04:10,537 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-09-28 11:04:10,541 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-09-28 11:04:10,545 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-09-28 11:04:10,546 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-09-28 11:04:10,549 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-09-28 11:04:10,553 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-09-28 11:04:10,553 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-09-28 11:04:10,554 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-09-28 11:04:10,555 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-09-28 11:04:10,557 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-09-28 11:04:10,558 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-09-28 11:04:10,560 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-09-28 11:04:10,562 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-09-28 11:04:10,562 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-09-28 11:04:10,563 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-09-28 11:04:10,563 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-09-28 11:04:10,563 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-09-28 11:04:10,565 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-09-28 11:04:10,565 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-09-28 11:04:10,566 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 [2018-09-28 11:04:10,587 INFO L110 SettingsManager]: Loading preferences was successful [2018-09-28 11:04:10,587 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-09-28 11:04:10,588 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-09-28 11:04:10,588 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-09-28 11:04:10,589 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-09-28 11:04:10,589 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-09-28 11:04:10,589 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-09-28 11:04:10,589 INFO L133 SettingsManager]: * sizeof long=4 [2018-09-28 11:04:10,589 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-09-28 11:04:10,590 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-09-28 11:04:10,590 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-09-28 11:04:10,590 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-09-28 11:04:10,590 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-09-28 11:04:10,590 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-09-28 11:04:10,591 INFO L133 SettingsManager]: * sizeof long double=12 [2018-09-28 11:04:10,591 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-09-28 11:04:10,591 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-09-28 11:04:10,591 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-09-28 11:04:10,591 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-09-28 11:04:10,592 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-09-28 11:04:10,592 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-09-28 11:04:10,592 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-09-28 11:04:10,592 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-09-28 11:04:10,593 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-09-28 11:04:10,593 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-09-28 11:04:10,593 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-09-28 11:04:10,593 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-09-28 11:04:10,593 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-09-28 11:04:10,594 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-09-28 11:04:10,665 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-09-28 11:04:10,679 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-09-28 11:04:10,686 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-09-28 11:04:10,688 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2018-09-28 11:04:10,689 INFO L276 PluginConnector]: Boogie PL CUP Parser initialized [2018-09-28 11:04:10,690 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170304-DifficultPathPrograms/linear_sea.ch.i_4.bpl [2018-09-28 11:04:10,690 INFO L111 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170304-DifficultPathPrograms/linear_sea.ch.i_4.bpl' [2018-09-28 11:04:10,772 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-09-28 11:04:10,777 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-09-28 11:04:10,777 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-09-28 11:04:10,778 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-09-28 11:04:10,778 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-09-28 11:04:10,800 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "linear_sea.ch.i_4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 28.09 11:04:10" (1/1) ... [2018-09-28 11:04:10,825 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "linear_sea.ch.i_4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 28.09 11:04:10" (1/1) ... [2018-09-28 11:04:10,832 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-09-28 11:04:10,833 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-09-28 11:04:10,834 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-09-28 11:04:10,834 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-09-28 11:04:10,845 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "linear_sea.ch.i_4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 28.09 11:04:10" (1/1) ... [2018-09-28 11:04:10,845 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "linear_sea.ch.i_4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 28.09 11:04:10" (1/1) ... [2018-09-28 11:04:10,848 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "linear_sea.ch.i_4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 28.09 11:04:10" (1/1) ... [2018-09-28 11:04:10,853 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "linear_sea.ch.i_4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 28.09 11:04:10" (1/1) ... [2018-09-28 11:04:10,861 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "linear_sea.ch.i_4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 28.09 11:04:10" (1/1) ... [2018-09-28 11:04:10,864 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "linear_sea.ch.i_4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 28.09 11:04:10" (1/1) ... [2018-09-28 11:04:10,865 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "linear_sea.ch.i_4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 28.09 11:04:10" (1/1) ... [2018-09-28 11:04:10,867 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-09-28 11:04:10,868 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-09-28 11:04:10,868 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-09-28 11:04:10,868 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-09-28 11:04:10,869 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "linear_sea.ch.i_4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 28.09 11:04:10" (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 [2018-09-28 11:04:10,932 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-09-28 11:04:10,932 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-09-28 11:04:11,181 INFO L353 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-09-28 11:04:11,182 INFO L202 PluginConnector]: Adding new model linear_sea.ch.i_4.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.09 11:04:11 BoogieIcfgContainer [2018-09-28 11:04:11,182 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-09-28 11:04:11,183 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-09-28 11:04:11,183 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-09-28 11:04:11,222 INFO L276 PluginConnector]: CodeCheck initialized [2018-09-28 11:04:11,222 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "linear_sea.ch.i_4.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.09 11:04:11" (1/1) ... [2018-09-28 11:04:11,255 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-09-28 11:04:11,310 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:04:11,317 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 6 transitions. [2018-09-28 11:04:11,318 INFO L276 IsEmpty]: Start isEmpty. Operand 6 states and 6 transitions. [2018-09-28 11:04:11,320 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-28 11:04:11,320 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:04:11,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:04:11,722 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:04:11,975 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:04:11,975 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 7 states and 10 transitions. [2018-09-28 11:04:11,976 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 10 transitions. [2018-09-28 11:04:11,976 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-09-28 11:04:11,976 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:04:12,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:04:12,328 WARN L178 SmtUtils]: Spent 186.00 ms on a formula simplification. DAG size of input: 27 DAG size of output: 13 [2018-09-28 11:04:12,567 WARN L178 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 38 DAG size of output: 16 [2018-09-28 11:04:12,677 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:04:13,355 WARN L178 SmtUtils]: Spent 167.00 ms on a formula simplification that was a NOOP. DAG size: 23 [2018-09-28 11:04:14,024 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:04:14,025 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-09-28 11:04:14,025 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-09-28 11:04:14,029 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-09-28 11:04:14,029 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:04:14,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:04:14,624 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:04:15,832 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:04:15,833 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 14 states and 30 transitions. [2018-09-28 11:04:15,833 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 30 transitions. [2018-09-28 11:04:15,834 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-09-28 11:04:15,834 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:04:15,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:04:16,213 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:04:17,240 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:04:17,241 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 16 states and 35 transitions. [2018-09-28 11:04:17,241 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 35 transitions. [2018-09-28 11:04:17,242 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-09-28 11:04:17,242 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:04:17,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:04:17,444 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:04:17,844 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:04:17,845 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 17 states and 38 transitions. [2018-09-28 11:04:17,845 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 38 transitions. [2018-09-28 11:04:17,846 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-09-28 11:04:17,846 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:04:17,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:04:18,104 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:04:18,833 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:04:18,833 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 18 states and 39 transitions. [2018-09-28 11:04:18,833 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 39 transitions. [2018-09-28 11:04:18,834 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-09-28 11:04:18,834 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:04:18,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:04:19,107 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:04:20,253 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:04:20,255 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 20 states and 44 transitions. [2018-09-28 11:04:20,256 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 44 transitions. [2018-09-28 11:04:20,257 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-09-28 11:04:20,257 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:04:20,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:04:20,534 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:04:21,269 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:04:21,270 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 21 states and 44 transitions. [2018-09-28 11:04:21,270 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 44 transitions. [2018-09-28 11:04:21,271 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-09-28 11:04:21,271 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:04:21,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:04:21,775 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:04:22,835 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:04:22,836 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 23 states and 48 transitions. [2018-09-28 11:04:22,836 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 48 transitions. [2018-09-28 11:04:22,837 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:04:22,837 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:04:22,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:04:23,358 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:04:23,902 WARN L178 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 57 DAG size of output: 31 [2018-09-28 11:04:25,118 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:04:25,119 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 25 states and 53 transitions. [2018-09-28 11:04:25,119 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 53 transitions. [2018-09-28 11:04:25,120 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:04:25,120 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:04:25,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:04:25,588 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:04:26,560 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:04:26,561 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 27 states and 56 transitions. [2018-09-28 11:04:26,561 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 56 transitions. [2018-09-28 11:04:26,562 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:04:26,562 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:04:26,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:04:27,006 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:04:27,305 WARN L178 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 49 [2018-09-28 11:04:27,640 WARN L178 SmtUtils]: Spent 158.00 ms on a formula simplification that was a NOOP. DAG size: 29 [2018-09-28 11:04:28,241 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:04:28,242 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 28 states and 56 transitions. [2018-09-28 11:04:28,242 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 56 transitions. [2018-09-28 11:04:28,243 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-09-28 11:04:28,243 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:04:28,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:04:28,837 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 0 proven. 42 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:04:29,635 WARN L178 SmtUtils]: Spent 539.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 42 [2018-09-28 11:04:31,092 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:04:31,093 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 31 states and 64 transitions. [2018-09-28 11:04:31,093 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 64 transitions. [2018-09-28 11:04:31,094 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-09-28 11:04:31,094 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:04:31,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:04:31,561 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 0 proven. 42 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:04:32,174 WARN L178 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 66 DAG size of output: 65 [2018-09-28 11:04:32,680 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:04:32,681 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 32 states and 64 transitions. [2018-09-28 11:04:32,681 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 64 transitions. [2018-09-28 11:04:32,682 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-09-28 11:04:32,682 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:04:32,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:04:33,025 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 0 proven. 42 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:04:33,324 WARN L178 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 58 DAG size of output: 57 [2018-09-28 11:04:33,720 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:04:33,721 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 33 states and 64 transitions. [2018-09-28 11:04:33,721 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 64 transitions. [2018-09-28 11:04:33,722 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-09-28 11:04:33,722 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:04:33,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:04:34,111 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 0 proven. 56 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:04:35,768 WARN L178 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 69 DAG size of output: 68 [2018-09-28 11:04:36,253 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:04:36,254 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 36 states and 72 transitions. [2018-09-28 11:04:36,254 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 72 transitions. [2018-09-28 11:04:36,255 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-09-28 11:04:36,256 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:04:36,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:04:36,410 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 0 proven. 56 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:04:36,720 WARN L178 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 74 DAG size of output: 73 [2018-09-28 11:04:37,251 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:04:37,251 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 37 states and 72 transitions. [2018-09-28 11:04:37,251 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 72 transitions. [2018-09-28 11:04:37,252 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-09-28 11:04:37,252 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:04:37,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:04:37,476 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 0 proven. 56 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:04:37,829 WARN L178 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 66 DAG size of output: 65 [2018-09-28 11:04:38,284 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:04:38,285 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 38 states and 72 transitions. [2018-09-28 11:04:38,285 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 72 transitions. [2018-09-28 11:04:38,286 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-09-28 11:04:38,286 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:04:38,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:04:39,159 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 0 proven. 72 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:04:40,084 WARN L178 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 66 DAG size of output: 65 [2018-09-28 11:04:40,992 WARN L178 SmtUtils]: Spent 163.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 76 [2018-09-28 11:04:41,714 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:04:41,715 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 41 states and 80 transitions. [2018-09-28 11:04:41,716 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 80 transitions. [2018-09-28 11:04:41,717 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-09-28 11:04:41,717 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:04:41,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:04:42,215 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 0 proven. 72 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:04:42,860 WARN L178 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 82 DAG size of output: 81 [2018-09-28 11:04:43,405 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:04:43,405 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 42 states and 80 transitions. [2018-09-28 11:04:43,405 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 80 transitions. [2018-09-28 11:04:43,406 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-09-28 11:04:43,406 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:04:43,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:04:43,877 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 0 proven. 72 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:04:44,344 WARN L178 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 74 DAG size of output: 73 [2018-09-28 11:04:44,901 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:04:44,901 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 43 states and 80 transitions. [2018-09-28 11:04:44,901 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 80 transitions. [2018-09-28 11:04:44,902 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2018-09-28 11:04:44,902 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:04:44,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:04:45,290 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 0 proven. 90 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:04:45,698 WARN L178 SmtUtils]: Spent 161.00 ms on a formula simplification. DAG size of input: 90 DAG size of output: 89 [2018-09-28 11:04:46,929 WARN L178 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 84 [2018-09-28 11:04:47,641 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:04:47,641 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 45 states and 85 transitions. [2018-09-28 11:04:47,641 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 85 transitions. [2018-09-28 11:04:47,642 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2018-09-28 11:04:47,642 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:04:47,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:04:47,796 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 0 proven. 90 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:04:48,081 WARN L178 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 66 [2018-09-28 11:04:48,649 WARN L178 SmtUtils]: Spent 153.00 ms on a formula simplification that was a NOOP. DAG size: 67 [2018-09-28 11:04:48,939 WARN L178 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 74 DAG size of output: 73 [2018-09-28 11:04:49,305 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:04:49,306 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 47 states and 88 transitions. [2018-09-28 11:04:49,306 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 88 transitions. [2018-09-28 11:04:49,307 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2018-09-28 11:04:49,307 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:04:49,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:04:49,506 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 0 proven. 90 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:04:49,953 WARN L178 SmtUtils]: Spent 165.00 ms on a formula simplification. DAG size of input: 82 DAG size of output: 81 [2018-09-28 11:04:51,037 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:04:51,038 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 48 states and 88 transitions. [2018-09-28 11:04:51,038 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 88 transitions. [2018-09-28 11:04:51,038 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2018-09-28 11:04:51,038 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:04:51,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:04:51,943 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 0 proven. 110 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:04:52,327 WARN L178 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 75 DAG size of output: 74 [2018-09-28 11:04:53,360 WARN L178 SmtUtils]: Spent 197.00 ms on a formula simplification. DAG size of input: 82 DAG size of output: 81 [2018-09-28 11:04:54,481 WARN L178 SmtUtils]: Spent 157.00 ms on a formula simplification. DAG size of input: 93 DAG size of output: 92 [2018-09-28 11:04:55,214 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:04:55,215 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 51 states and 96 transitions. [2018-09-28 11:04:55,215 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 96 transitions. [2018-09-28 11:04:55,216 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2018-09-28 11:04:55,216 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:04:55,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:04:55,420 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 0 proven. 110 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:04:55,848 WARN L178 SmtUtils]: Spent 173.00 ms on a formula simplification. DAG size of input: 98 DAG size of output: 97 [2018-09-28 11:04:56,552 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:04:56,553 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 52 states and 96 transitions. [2018-09-28 11:04:56,553 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 96 transitions. [2018-09-28 11:04:56,553 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2018-09-28 11:04:56,553 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:04:56,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:04:56,720 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 0 proven. 110 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:04:57,148 WARN L178 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 90 DAG size of output: 89 [2018-09-28 11:04:57,914 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:04:57,915 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 53 states and 96 transitions. [2018-09-28 11:04:57,915 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 96 transitions. [2018-09-28 11:04:57,915 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2018-09-28 11:04:57,916 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:04:57,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:04:58,508 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 0 proven. 132 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:04:59,042 WARN L178 SmtUtils]: Spent 218.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 105 [2018-09-28 11:05:00,577 WARN L178 SmtUtils]: Spent 165.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 100 [2018-09-28 11:05:01,465 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:05:01,466 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 55 states and 101 transitions. [2018-09-28 11:05:01,466 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 101 transitions. [2018-09-28 11:05:01,466 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2018-09-28 11:05:01,466 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:05:01,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:05:01,686 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 0 proven. 132 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:05:02,255 WARN L178 SmtUtils]: Spent 194.00 ms on a formula simplification. DAG size of input: 98 DAG size of output: 97 [2018-09-28 11:05:03,078 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:05:03,079 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 56 states and 101 transitions. [2018-09-28 11:05:03,079 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 101 transitions. [2018-09-28 11:05:03,079 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2018-09-28 11:05:03,079 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:05:03,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:05:03,555 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 0 proven. 132 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:05:03,938 WARN L178 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 82 [2018-09-28 11:05:04,975 WARN L178 SmtUtils]: Spent 161.00 ms on a formula simplification. DAG size of input: 90 DAG size of output: 89 [2018-09-28 11:05:05,470 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:05:05,471 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 58 states and 104 transitions. [2018-09-28 11:05:05,471 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 104 transitions. [2018-09-28 11:05:05,471 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2018-09-28 11:05:05,471 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:05:05,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:05:05,990 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 0 proven. 156 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:05:06,523 WARN L178 SmtUtils]: Spent 218.00 ms on a formula simplification. DAG size of input: 114 DAG size of output: 113 [2018-09-28 11:05:07,432 WARN L178 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 114 [2018-09-28 11:05:07,715 WARN L178 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 31 [2018-09-28 11:05:08,441 WARN L178 SmtUtils]: Spent 182.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 108 [2018-09-28 11:05:09,327 WARN L178 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 109 [2018-09-28 11:05:09,390 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:05:09,390 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 60 states and 109 transitions. [2018-09-28 11:05:09,390 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 109 transitions. [2018-09-28 11:05:09,390 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2018-09-28 11:05:09,391 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:05:09,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:05:09,741 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 0 proven. 156 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:05:10,198 WARN L178 SmtUtils]: Spent 158.00 ms on a formula simplification. DAG size of input: 91 DAG size of output: 90 [2018-09-28 11:05:11,337 WARN L178 SmtUtils]: Spent 170.00 ms on a formula simplification. DAG size of input: 98 DAG size of output: 97 [2018-09-28 11:05:11,887 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:05:11,887 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 62 states and 112 transitions. [2018-09-28 11:05:11,888 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 112 transitions. [2018-09-28 11:05:11,888 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2018-09-28 11:05:11,888 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:05:11,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:05:12,032 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 0 proven. 156 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:05:12,378 WARN L178 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 31 [2018-09-28 11:05:12,701 WARN L178 SmtUtils]: Spent 202.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 105 [2018-09-28 11:05:13,667 WARN L178 SmtUtils]: Spent 108.00 ms on a formula simplification that was a NOOP. DAG size: 106 [2018-09-28 11:05:13,708 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:05:13,709 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 63 states and 112 transitions. [2018-09-28 11:05:13,709 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 112 transitions. [2018-09-28 11:05:13,710 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2018-09-28 11:05:13,710 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:05:13,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:05:14,192 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 0 proven. 182 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:05:14,648 WARN L178 SmtUtils]: Spent 165.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 98 [2018-09-28 11:05:15,929 WARN L178 SmtUtils]: Spent 191.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 105 [2018-09-28 11:05:16,484 WARN L178 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 106 [2018-09-28 11:05:17,440 WARN L178 SmtUtils]: Spent 202.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 116 [2018-09-28 11:05:18,465 WARN L178 SmtUtils]: Spent 109.00 ms on a formula simplification that was a NOOP. DAG size: 117 [2018-09-28 11:05:18,517 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:05:18,517 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 66 states and 120 transitions. [2018-09-28 11:05:18,517 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 120 transitions. [2018-09-28 11:05:18,517 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2018-09-28 11:05:18,518 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:05:18,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:05:18,700 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 0 proven. 182 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:05:19,326 WARN L178 SmtUtils]: Spent 237.00 ms on a formula simplification. DAG size of input: 122 DAG size of output: 121 [2018-09-28 11:05:20,289 WARN L178 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 122 [2018-09-28 11:05:20,326 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:05:20,326 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 67 states and 120 transitions. [2018-09-28 11:05:20,326 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 120 transitions. [2018-09-28 11:05:20,327 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2018-09-28 11:05:20,327 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:05:20,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:05:20,476 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 0 proven. 182 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:05:20,713 WARN L178 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 113 DAG size of output: 31 [2018-09-28 11:05:21,049 WARN L178 SmtUtils]: Spent 207.00 ms on a formula simplification. DAG size of input: 114 DAG size of output: 113 [2018-09-28 11:05:22,021 WARN L178 SmtUtils]: Spent 116.00 ms on a formula simplification that was a NOOP. DAG size: 114 [2018-09-28 11:05:22,060 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:05:22,060 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 68 states and 120 transitions. [2018-09-28 11:05:22,060 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 120 transitions. [2018-09-28 11:05:22,061 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2018-09-28 11:05:22,061 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:05:22,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:05:22,721 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 0 proven. 210 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:05:23,308 WARN L178 SmtUtils]: Spent 241.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 106 [2018-09-28 11:05:24,702 WARN L178 SmtUtils]: Spent 207.00 ms on a formula simplification. DAG size of input: 114 DAG size of output: 113 [2018-09-28 11:05:26,418 WARN L178 SmtUtils]: Spent 221.00 ms on a formula simplification. DAG size of input: 125 DAG size of output: 124 [2018-09-28 11:05:27,493 WARN L178 SmtUtils]: Spent 112.00 ms on a formula simplification that was a NOOP. DAG size: 125 [2018-09-28 11:05:27,552 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:05:27,552 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 128 states to 71 states and 128 transitions. [2018-09-28 11:05:27,553 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 128 transitions. [2018-09-28 11:05:27,553 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2018-09-28 11:05:27,553 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:05:27,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:05:27,799 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 0 proven. 210 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:05:28,496 WARN L178 SmtUtils]: Spent 309.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 129 [2018-09-28 11:05:29,570 WARN L178 SmtUtils]: Spent 127.00 ms on a formula simplification that was a NOOP. DAG size: 130 [2018-09-28 11:05:29,606 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:05:29,606 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 128 states to 72 states and 128 transitions. [2018-09-28 11:05:29,607 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 128 transitions. [2018-09-28 11:05:29,607 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2018-09-28 11:05:29,607 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:05:29,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:05:29,935 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 0 proven. 210 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:05:30,547 WARN L178 SmtUtils]: Spent 228.00 ms on a formula simplification. DAG size of input: 122 DAG size of output: 121 [2018-09-28 11:05:31,598 WARN L178 SmtUtils]: Spent 113.00 ms on a formula simplification that was a NOOP. DAG size: 122 [2018-09-28 11:05:31,636 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:05:31,636 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 128 states to 73 states and 128 transitions. [2018-09-28 11:05:31,636 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 128 transitions. [2018-09-28 11:05:31,637 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2018-09-28 11:05:31,637 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:05:31,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:05:32,506 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 0 proven. 240 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:05:33,065 WARN L178 SmtUtils]: Spent 204.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 114 [2018-09-28 11:05:34,649 WARN L178 SmtUtils]: Spent 210.00 ms on a formula simplification. DAG size of input: 122 DAG size of output: 121 [2018-09-28 11:05:35,332 WARN L178 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 122 [2018-09-28 11:05:36,502 WARN L178 SmtUtils]: Spent 236.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 132 [2018-09-28 11:05:37,689 WARN L178 SmtUtils]: Spent 117.00 ms on a formula simplification that was a NOOP. DAG size: 133 [2018-09-28 11:05:37,743 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:05:37,743 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 76 states and 136 transitions. [2018-09-28 11:05:37,744 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 136 transitions. [2018-09-28 11:05:37,744 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2018-09-28 11:05:37,744 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:05:37,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:05:38,240 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 0 proven. 240 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:05:39,200 WARN L178 SmtUtils]: Spent 275.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 137 [2018-09-28 11:05:40,471 WARN L178 SmtUtils]: Spent 129.00 ms on a formula simplification that was a NOOP. DAG size: 138 [2018-09-28 11:05:40,508 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:05:40,509 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 77 states and 136 transitions. [2018-09-28 11:05:40,509 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 136 transitions. [2018-09-28 11:05:40,509 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2018-09-28 11:05:40,509 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:05:40,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:05:40,998 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 0 proven. 240 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:05:41,745 WARN L178 SmtUtils]: Spent 280.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 129 [2018-09-28 11:05:43,045 WARN L178 SmtUtils]: Spent 116.00 ms on a formula simplification that was a NOOP. DAG size: 130 [2018-09-28 11:05:43,088 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:05:43,088 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 78 states and 136 transitions. [2018-09-28 11:05:43,088 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 136 transitions. [2018-09-28 11:05:43,088 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2018-09-28 11:05:43,089 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:05:43,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:05:43,850 INFO L134 CoverageAnalysis]: Checked inductivity of 272 backedges. 0 proven. 272 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:05:44,584 WARN L178 SmtUtils]: Spent 288.00 ms on a formula simplification. DAG size of input: 146 DAG size of output: 145 [2018-09-28 11:05:45,843 WARN L178 SmtUtils]: Spent 136.00 ms on a formula simplification that was a NOOP. DAG size: 146 [2018-09-28 11:05:47,086 WARN L178 SmtUtils]: Spent 254.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 140 [2018-09-28 11:05:48,381 WARN L178 SmtUtils]: Spent 126.00 ms on a formula simplification that was a NOOP. DAG size: 141 [2018-09-28 11:05:48,447 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:05:48,448 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 141 states to 80 states and 141 transitions. [2018-09-28 11:05:48,448 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 141 transitions. [2018-09-28 11:05:48,448 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2018-09-28 11:05:48,448 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:05:48,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:05:48,939 INFO L134 CoverageAnalysis]: Checked inductivity of 272 backedges. 0 proven. 272 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:05:49,400 WARN L178 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 31 [2018-09-28 11:05:49,835 WARN L178 SmtUtils]: Spent 261.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 137 [2018-09-28 11:05:51,157 WARN L178 SmtUtils]: Spent 127.00 ms on a formula simplification that was a NOOP. DAG size: 138 [2018-09-28 11:05:51,200 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:05:51,201 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 141 states to 81 states and 141 transitions. [2018-09-28 11:05:51,201 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 141 transitions. [2018-09-28 11:05:51,201 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2018-09-28 11:05:51,201 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:05:51,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:05:51,390 INFO L134 CoverageAnalysis]: Checked inductivity of 272 backedges. 0 proven. 272 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:05:51,983 WARN L178 SmtUtils]: Spent 215.00 ms on a formula simplification. DAG size of input: 123 DAG size of output: 122 [2018-09-28 11:05:53,035 WARN L178 SmtUtils]: Spent 108.00 ms on a formula simplification that was a NOOP. DAG size: 123 [2018-09-28 11:05:53,667 WARN L178 SmtUtils]: Spent 248.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 129 [2018-09-28 11:05:54,508 WARN L178 SmtUtils]: Spent 117.00 ms on a formula simplification that was a NOOP. DAG size: 130 [2018-09-28 11:05:54,551 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:05:54,552 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 83 states and 144 transitions. [2018-09-28 11:05:54,552 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 144 transitions. [2018-09-28 11:05:54,552 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2018-09-28 11:05:54,553 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:05:54,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:05:55,201 INFO L134 CoverageAnalysis]: Checked inductivity of 306 backedges. 0 proven. 306 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:05:55,982 WARN L178 SmtUtils]: Spent 296.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 153 [2018-09-28 11:05:57,487 WARN L178 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 154 [2018-09-28 11:05:58,898 WARN L178 SmtUtils]: Spent 318.00 ms on a formula simplification. DAG size of input: 149 DAG size of output: 148 [2018-09-28 11:06:00,413 WARN L178 SmtUtils]: Spent 130.00 ms on a formula simplification that was a NOOP. DAG size: 149 [2018-09-28 11:06:00,480 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:06:00,481 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 149 states to 85 states and 149 transitions. [2018-09-28 11:06:00,481 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 149 transitions. [2018-09-28 11:06:00,481 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2018-09-28 11:06:00,482 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:06:00,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:06:00,748 INFO L134 CoverageAnalysis]: Checked inductivity of 306 backedges. 0 proven. 306 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:06:01,069 WARN L178 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 145 DAG size of output: 31 [2018-09-28 11:06:01,535 WARN L178 SmtUtils]: Spent 279.00 ms on a formula simplification. DAG size of input: 146 DAG size of output: 145 [2018-09-28 11:06:02,890 WARN L178 SmtUtils]: Spent 137.00 ms on a formula simplification that was a NOOP. DAG size: 146 [2018-09-28 11:06:02,935 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:06:02,936 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 149 states to 86 states and 149 transitions. [2018-09-28 11:06:02,936 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 149 transitions. [2018-09-28 11:06:02,936 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2018-09-28 11:06:02,936 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:06:02,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:06:03,097 INFO L134 CoverageAnalysis]: Checked inductivity of 306 backedges. 0 proven. 306 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:06:03,739 WARN L178 SmtUtils]: Spent 231.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 130 [2018-09-28 11:06:04,954 WARN L178 SmtUtils]: Spent 116.00 ms on a formula simplification that was a NOOP. DAG size: 131 [2018-09-28 11:06:05,641 WARN L178 SmtUtils]: Spent 272.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 137 [2018-09-28 11:06:06,506 WARN L178 SmtUtils]: Spent 124.00 ms on a formula simplification that was a NOOP. DAG size: 138 [2018-09-28 11:06:06,553 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:06:06,553 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 152 states to 88 states and 152 transitions. [2018-09-28 11:06:06,553 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 152 transitions. [2018-09-28 11:06:06,554 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2018-09-28 11:06:06,554 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:06:06,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:06:07,378 INFO L134 CoverageAnalysis]: Checked inductivity of 342 backedges. 0 proven. 342 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:06:08,263 WARN L178 SmtUtils]: Spent 324.00 ms on a formula simplification. DAG size of input: 162 DAG size of output: 161 [2018-09-28 11:06:09,802 WARN L178 SmtUtils]: Spent 155.00 ms on a formula simplification that was a NOOP. DAG size: 162 [2018-09-28 11:06:11,250 WARN L178 SmtUtils]: Spent 288.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 156 [2018-09-28 11:06:12,785 WARN L178 SmtUtils]: Spent 145.00 ms on a formula simplification that was a NOOP. DAG size: 157 [2018-09-28 11:06:12,852 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:06:12,853 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 157 states to 90 states and 157 transitions. [2018-09-28 11:06:12,853 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 157 transitions. [2018-09-28 11:06:12,853 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2018-09-28 11:06:12,853 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:06:12,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:06:13,045 INFO L134 CoverageAnalysis]: Checked inductivity of 342 backedges. 0 proven. 342 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:06:13,729 WARN L178 SmtUtils]: Spent 255.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 138 [2018-09-28 11:06:15,025 WARN L178 SmtUtils]: Spent 127.00 ms on a formula simplification that was a NOOP. DAG size: 139 [2018-09-28 11:06:15,738 WARN L178 SmtUtils]: Spent 259.00 ms on a formula simplification. DAG size of input: 146 DAG size of output: 145 [2018-09-28 11:06:16,694 WARN L178 SmtUtils]: Spent 134.00 ms on a formula simplification that was a NOOP. DAG size: 146 [2018-09-28 11:06:16,742 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:06:16,742 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 92 states and 160 transitions. [2018-09-28 11:06:16,742 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 160 transitions. [2018-09-28 11:06:16,743 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2018-09-28 11:06:16,743 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:06:16,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:06:16,874 INFO L134 CoverageAnalysis]: Checked inductivity of 342 backedges. 0 proven. 342 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:06:17,183 WARN L178 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 31 [2018-09-28 11:06:17,691 WARN L178 SmtUtils]: Spent 307.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 153 [2018-09-28 11:06:19,246 WARN L178 SmtUtils]: Spent 167.00 ms on a formula simplification that was a NOOP. DAG size: 154 [2018-09-28 11:06:19,296 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:06:19,296 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 93 states and 160 transitions. [2018-09-28 11:06:19,296 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 160 transitions. [2018-09-28 11:06:19,297 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2018-09-28 11:06:19,297 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:06:19,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:06:20,201 INFO L134 CoverageAnalysis]: Checked inductivity of 380 backedges. 0 proven. 380 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:06:20,951 WARN L178 SmtUtils]: Spent 268.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 146 [2018-09-28 11:06:22,303 WARN L178 SmtUtils]: Spent 138.00 ms on a formula simplification that was a NOOP. DAG size: 147 [2018-09-28 11:06:23,072 WARN L178 SmtUtils]: Spent 288.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 153 [2018-09-28 11:06:24,097 WARN L178 SmtUtils]: Spent 144.00 ms on a formula simplification that was a NOOP. DAG size: 154 [2018-09-28 11:06:24,489 WARN L178 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 164 DAG size of output: 31 [2018-09-28 11:06:25,799 WARN L178 SmtUtils]: Spent 309.00 ms on a formula simplification. DAG size of input: 165 DAG size of output: 164 [2018-09-28 11:06:27,474 WARN L178 SmtUtils]: Spent 150.00 ms on a formula simplification that was a NOOP. DAG size: 165 [2018-09-28 11:06:27,543 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:06:27,543 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 168 states to 96 states and 168 transitions. [2018-09-28 11:06:27,544 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 168 transitions. [2018-09-28 11:06:27,544 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2018-09-28 11:06:27,544 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:06:27,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:06:28,044 INFO L134 CoverageAnalysis]: Checked inductivity of 380 backedges. 0 proven. 380 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:06:29,143 WARN L178 SmtUtils]: Spent 329.00 ms on a formula simplification. DAG size of input: 170 DAG size of output: 169 [2018-09-28 11:06:30,802 WARN L178 SmtUtils]: Spent 168.00 ms on a formula simplification that was a NOOP. DAG size: 170 [2018-09-28 11:06:30,845 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:06:30,845 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 168 states to 97 states and 168 transitions. [2018-09-28 11:06:30,845 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 168 transitions. [2018-09-28 11:06:30,846 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2018-09-28 11:06:30,846 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:06:30,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:06:30,978 INFO L134 CoverageAnalysis]: Checked inductivity of 380 backedges. 0 proven. 380 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:06:31,332 WARN L178 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 161 DAG size of output: 31 [2018-09-28 11:06:31,881 WARN L178 SmtUtils]: Spent 338.00 ms on a formula simplification. DAG size of input: 162 DAG size of output: 161 [2018-09-28 11:06:33,489 WARN L178 SmtUtils]: Spent 154.00 ms on a formula simplification that was a NOOP. DAG size: 162 [2018-09-28 11:06:33,536 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:06:33,536 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 168 states to 98 states and 168 transitions. [2018-09-28 11:06:33,536 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 168 transitions. [2018-09-28 11:06:33,536 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2018-09-28 11:06:33,537 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:06:33,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:06:34,336 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 0 proven. 420 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:06:34,698 WARN L178 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 29 [2018-09-28 11:06:35,192 WARN L178 SmtUtils]: Spent 307.00 ms on a formula simplification. DAG size of input: 155 DAG size of output: 154 [2018-09-28 11:06:36,621 WARN L178 SmtUtils]: Spent 139.00 ms on a formula simplification that was a NOOP. DAG size: 155 [2018-09-28 11:06:37,446 WARN L178 SmtUtils]: Spent 310.00 ms on a formula simplification. DAG size of input: 162 DAG size of output: 161 [2018-09-28 11:06:38,542 WARN L178 SmtUtils]: Spent 150.00 ms on a formula simplification that was a NOOP. DAG size: 162 [2018-09-28 11:06:40,310 WARN L178 SmtUtils]: Spent 351.00 ms on a formula simplification. DAG size of input: 173 DAG size of output: 172 [2018-09-28 11:06:42,124 WARN L178 SmtUtils]: Spent 162.00 ms on a formula simplification that was a NOOP. DAG size: 173 [2018-09-28 11:06:42,187 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:06:42,188 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 176 states to 101 states and 176 transitions. [2018-09-28 11:06:42,188 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 176 transitions. [2018-09-28 11:06:42,189 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2018-09-28 11:06:42,189 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:06:42,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:06:42,384 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 0 proven. 420 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:06:43,356 WARN L178 SmtUtils]: Spent 361.00 ms on a formula simplification. DAG size of input: 178 DAG size of output: 177 [2018-09-28 11:06:45,171 WARN L178 SmtUtils]: Spent 217.00 ms on a formula simplification that was a NOOP. DAG size: 178 [2018-09-28 11:06:45,218 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:06:45,218 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 176 states to 102 states and 176 transitions. [2018-09-28 11:06:45,218 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 176 transitions. [2018-09-28 11:06:45,219 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2018-09-28 11:06:45,219 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:06:45,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:06:45,389 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 0 proven. 420 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:06:45,756 WARN L178 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 169 DAG size of output: 31 [2018-09-28 11:06:46,315 WARN L178 SmtUtils]: Spent 332.00 ms on a formula simplification. DAG size of input: 170 DAG size of output: 169 [2018-09-28 11:06:48,099 WARN L178 SmtUtils]: Spent 173.00 ms on a formula simplification that was a NOOP. DAG size: 170 [2018-09-28 11:06:48,149 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:06:48,150 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 176 states to 103 states and 176 transitions. [2018-09-28 11:06:48,150 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 176 transitions. [2018-09-28 11:06:48,150 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-09-28 11:06:48,150 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:06:48,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:06:49,984 INFO L134 CoverageAnalysis]: Checked inductivity of 462 backedges. 0 proven. 462 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:06:50,429 WARN L178 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 162 DAG size of output: 29 [2018-09-28 11:06:50,934 WARN L178 SmtUtils]: Spent 315.00 ms on a formula simplification. DAG size of input: 163 DAG size of output: 162 [2018-09-28 11:06:52,484 WARN L178 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 163 [2018-09-28 11:06:53,424 WARN L178 SmtUtils]: Spent 340.00 ms on a formula simplification. DAG size of input: 170 DAG size of output: 169 [2018-09-28 11:06:54,610 WARN L178 SmtUtils]: Spent 158.00 ms on a formula simplification that was a NOOP. DAG size: 170 [2018-09-28 11:06:56,551 WARN L178 SmtUtils]: Spent 347.00 ms on a formula simplification. DAG size of input: 181 DAG size of output: 180 [2018-09-28 11:06:58,484 WARN L178 SmtUtils]: Spent 162.00 ms on a formula simplification that was a NOOP. DAG size: 181 [2018-09-28 11:06:58,559 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:06:58,559 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 184 states to 106 states and 184 transitions. [2018-09-28 11:06:58,559 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 184 transitions. [2018-09-28 11:06:58,560 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-09-28 11:06:58,560 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:06:58,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:06:59,231 INFO L134 CoverageAnalysis]: Checked inductivity of 462 backedges. 0 proven. 462 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:07:00,306 WARN L178 SmtUtils]: Spent 408.00 ms on a formula simplification. DAG size of input: 186 DAG size of output: 185 [2018-09-28 11:07:02,301 WARN L178 SmtUtils]: Spent 191.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2018-09-28 11:07:02,348 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:07:02,349 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 184 states to 107 states and 184 transitions. [2018-09-28 11:07:02,349 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 184 transitions. [2018-09-28 11:07:02,349 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-09-28 11:07:02,349 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:07:02,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:07:03,064 INFO L134 CoverageAnalysis]: Checked inductivity of 462 backedges. 0 proven. 462 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:07:03,444 WARN L178 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 177 DAG size of output: 31 [2018-09-28 11:07:04,063 WARN L178 SmtUtils]: Spent 360.00 ms on a formula simplification. DAG size of input: 178 DAG size of output: 177 [2018-09-28 11:07:06,026 WARN L178 SmtUtils]: Spent 181.00 ms on a formula simplification that was a NOOP. DAG size: 178 [2018-09-28 11:07:06,074 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:07:06,075 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 184 states to 108 states and 184 transitions. [2018-09-28 11:07:06,075 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 184 transitions. [2018-09-28 11:07:06,075 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2018-09-28 11:07:06,075 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:07:06,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:07:07,595 INFO L134 CoverageAnalysis]: Checked inductivity of 506 backedges. 0 proven. 506 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:07:08,069 WARN L178 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 193 DAG size of output: 31 [2018-09-28 11:07:08,745 WARN L178 SmtUtils]: Spent 406.00 ms on a formula simplification. DAG size of input: 194 DAG size of output: 193 [2018-09-28 11:07:10,855 WARN L178 SmtUtils]: Spent 243.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2018-09-28 11:07:12,795 WARN L178 SmtUtils]: Spent 376.00 ms on a formula simplification. DAG size of input: 189 DAG size of output: 188 [2018-09-28 11:07:14,903 WARN L178 SmtUtils]: Spent 186.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2018-09-28 11:07:14,984 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:07:14,985 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 189 states to 110 states and 189 transitions. [2018-09-28 11:07:14,985 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 189 transitions. [2018-09-28 11:07:14,985 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2018-09-28 11:07:14,985 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:07:15,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:07:15,781 INFO L134 CoverageAnalysis]: Checked inductivity of 506 backedges. 0 proven. 506 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:07:16,218 WARN L178 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 185 DAG size of output: 31 [2018-09-28 11:07:16,878 WARN L178 SmtUtils]: Spent 385.00 ms on a formula simplification. DAG size of input: 186 DAG size of output: 185 [2018-09-28 11:07:18,854 WARN L178 SmtUtils]: Spent 185.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2018-09-28 11:07:18,904 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:07:18,905 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 189 states to 111 states and 189 transitions. [2018-09-28 11:07:18,905 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 189 transitions. [2018-09-28 11:07:18,905 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2018-09-28 11:07:18,906 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:07:18,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:07:19,624 INFO L134 CoverageAnalysis]: Checked inductivity of 506 backedges. 0 proven. 506 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:07:20,564 WARN L178 SmtUtils]: Spent 335.00 ms on a formula simplification. DAG size of input: 171 DAG size of output: 170 [2018-09-28 11:07:22,320 WARN L178 SmtUtils]: Spent 162.00 ms on a formula simplification that was a NOOP. DAG size: 171 [2018-09-28 11:07:23,325 WARN L178 SmtUtils]: Spent 345.00 ms on a formula simplification. DAG size of input: 178 DAG size of output: 177 [2018-09-28 11:07:24,619 WARN L178 SmtUtils]: Spent 168.00 ms on a formula simplification that was a NOOP. DAG size: 178 [2018-09-28 11:07:24,668 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:07:24,669 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 192 states to 113 states and 192 transitions. [2018-09-28 11:07:24,669 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 192 transitions. [2018-09-28 11:07:24,670 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2018-09-28 11:07:24,670 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:07:24,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:07:26,211 INFO L134 CoverageAnalysis]: Checked inductivity of 552 backedges. 0 proven. 552 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:07:28,250 WARN L178 SmtUtils]: Spent 895.00 ms on a formula simplification. DAG size of input: 201 DAG size of output: 31 [2018-09-28 11:07:30,745 WARN L178 SmtUtils]: Spent 1.46 s on a formula simplification. DAG size of input: 202 DAG size of output: 201 [2018-09-28 11:07:32,983 WARN L178 SmtUtils]: Spent 219.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2018-09-28 11:07:33,453 WARN L178 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 196 DAG size of output: 31 [2018-09-28 11:07:35,129 WARN L178 SmtUtils]: Spent 390.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 196 [2018-09-28 11:07:37,365 WARN L178 SmtUtils]: Spent 192.00 ms on a formula simplification that was a NOOP. DAG size: 197 [2018-09-28 11:07:37,442 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:07:37,443 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 197 states to 115 states and 197 transitions. [2018-09-28 11:07:37,443 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 197 transitions. [2018-09-28 11:07:37,443 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2018-09-28 11:07:37,443 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:07:37,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:07:38,241 INFO L134 CoverageAnalysis]: Checked inductivity of 552 backedges. 0 proven. 552 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:07:38,665 WARN L178 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 193 DAG size of output: 31 [2018-09-28 11:07:39,357 WARN L178 SmtUtils]: Spent 409.00 ms on a formula simplification. DAG size of input: 194 DAG size of output: 193 [2018-09-28 11:07:41,538 WARN L178 SmtUtils]: Spent 237.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2018-09-28 11:07:41,591 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:07:41,592 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 197 states to 116 states and 197 transitions. [2018-09-28 11:07:41,592 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 197 transitions. [2018-09-28 11:07:41,592 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2018-09-28 11:07:41,592 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:07:41,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:07:42,285 INFO L134 CoverageAnalysis]: Checked inductivity of 552 backedges. 0 proven. 552 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:07:43,275 WARN L178 SmtUtils]: Spent 349.00 ms on a formula simplification. DAG size of input: 179 DAG size of output: 178 [2018-09-28 11:07:45,147 WARN L178 SmtUtils]: Spent 171.00 ms on a formula simplification that was a NOOP. DAG size: 179 [2018-09-28 11:07:46,167 WARN L178 SmtUtils]: Spent 366.00 ms on a formula simplification. DAG size of input: 186 DAG size of output: 185 [2018-09-28 11:07:47,645 WARN L178 SmtUtils]: Spent 180.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2018-09-28 11:07:47,717 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:07:47,717 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 200 states to 118 states and 200 transitions. [2018-09-28 11:07:47,717 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 200 transitions. [2018-09-28 11:07:47,718 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-09-28 11:07:47,718 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:07:47,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:07:49,247 INFO L134 CoverageAnalysis]: Checked inductivity of 600 backedges. 0 proven. 600 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:07:49,698 WARN L178 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 209 DAG size of output: 31 [2018-09-28 11:07:50,461 WARN L178 SmtUtils]: Spent 444.00 ms on a formula simplification. DAG size of input: 210 DAG size of output: 209 [2018-09-28 11:07:52,752 WARN L178 SmtUtils]: Spent 214.00 ms on a formula simplification that was a NOOP. DAG size: 210 [2018-09-28 11:07:53,254 WARN L178 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 31 [2018-09-28 11:07:54,937 WARN L178 SmtUtils]: Spent 414.00 ms on a formula simplification. DAG size of input: 205 DAG size of output: 204 [2018-09-28 11:07:57,371 WARN L178 SmtUtils]: Spent 205.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2018-09-28 11:07:57,451 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:07:57,451 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 205 states to 120 states and 205 transitions. [2018-09-28 11:07:57,451 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 205 transitions. [2018-09-28 11:07:57,452 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-09-28 11:07:57,452 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:07:57,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:07:58,235 INFO L134 CoverageAnalysis]: Checked inductivity of 600 backedges. 0 proven. 600 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:07:59,301 WARN L178 SmtUtils]: Spent 370.00 ms on a formula simplification. DAG size of input: 187 DAG size of output: 186 [2018-09-28 11:08:01,265 WARN L178 SmtUtils]: Spent 185.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2018-09-28 11:08:02,402 WARN L178 SmtUtils]: Spent 385.00 ms on a formula simplification. DAG size of input: 194 DAG size of output: 193 [2018-09-28 11:08:03,924 WARN L178 SmtUtils]: Spent 197.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2018-09-28 11:08:03,981 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:08:03,981 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 208 states to 122 states and 208 transitions. [2018-09-28 11:08:03,981 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 208 transitions. [2018-09-28 11:08:03,982 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-09-28 11:08:03,982 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:08:04,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:08:04,735 INFO L134 CoverageAnalysis]: Checked inductivity of 600 backedges. 0 proven. 600 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:08:05,202 WARN L178 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 201 DAG size of output: 31 [2018-09-28 11:08:05,956 WARN L178 SmtUtils]: Spent 420.00 ms on a formula simplification. DAG size of input: 202 DAG size of output: 201 [2018-09-28 11:08:08,259 WARN L178 SmtUtils]: Spent 204.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2018-09-28 11:08:08,311 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:08:08,312 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 208 states to 123 states and 208 transitions. [2018-09-28 11:08:08,312 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 208 transitions. [2018-09-28 11:08:08,312 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2018-09-28 11:08:08,312 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:08:08,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:08:10,059 INFO L134 CoverageAnalysis]: Checked inductivity of 650 backedges. 0 proven. 650 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:08:10,566 WARN L178 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 194 DAG size of output: 29 [2018-09-28 11:08:11,247 WARN L178 SmtUtils]: Spent 398.00 ms on a formula simplification. DAG size of input: 195 DAG size of output: 194 [2018-09-28 11:08:13,405 WARN L178 SmtUtils]: Spent 194.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2018-09-28 11:08:14,622 WARN L178 SmtUtils]: Spent 447.00 ms on a formula simplification. DAG size of input: 202 DAG size of output: 201 [2018-09-28 11:08:16,222 WARN L178 SmtUtils]: Spent 193.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2018-09-28 11:08:16,776 WARN L178 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 212 DAG size of output: 31 [2018-09-28 11:08:18,637 WARN L178 SmtUtils]: Spent 441.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 212 [2018-09-28 11:08:21,204 WARN L178 SmtUtils]: Spent 213.00 ms on a formula simplification that was a NOOP. DAG size: 213 [2018-09-28 11:08:21,285 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:08:21,286 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 216 states to 126 states and 216 transitions. [2018-09-28 11:08:21,286 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 216 transitions. [2018-09-28 11:08:21,287 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2018-09-28 11:08:21,287 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:08:21,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:08:22,238 INFO L134 CoverageAnalysis]: Checked inductivity of 650 backedges. 0 proven. 650 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:08:22,780 WARN L178 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 217 DAG size of output: 31 [2018-09-28 11:08:23,601 WARN L178 SmtUtils]: Spent 476.00 ms on a formula simplification. DAG size of input: 218 DAG size of output: 217 Received shutdown request... [2018-09-28 11:08:26,067 WARN L186 SmtUtils]: Removed 10 from assertion stack [2018-09-28 11:08:26,067 INFO L256 ToolchainWalker]: Toolchain cancelled while executing plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck. Reason: Timeout or Toolchain cancelled by user [2018-09-28 11:08:26,070 INFO L168 Benchmark]: Toolchain (without parser) took 255297.56 ms. Allocated memory was 1.5 GB in the beginning and 1.5 GB in the end (delta: -35.7 MB). Free memory was 1.5 GB in the beginning and 1.0 GB in the end (delta: 413.1 MB). Peak memory consumption was 377.5 MB. Max. memory is 7.1 GB. [2018-09-28 11:08:26,070 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.24 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. [2018-09-28 11:08:26,071 INFO L168 Benchmark]: Boogie Procedure Inliner took 55.57 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. [2018-09-28 11:08:26,071 INFO L168 Benchmark]: Boogie Preprocessor took 33.98 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. [2018-09-28 11:08:26,071 INFO L168 Benchmark]: RCFGBuilder took 314.79 ms. Allocated memory is still 1.5 GB. Free memory was 1.5 GB in the beginning and 1.4 GB in the end (delta: 21.1 MB). Peak memory consumption was 21.1 MB. Max. memory is 7.1 GB. [2018-09-28 11:08:26,072 INFO L168 Benchmark]: CodeCheck took 254885.71 ms. Allocated memory was 1.5 GB in the beginning and 1.5 GB in the end (delta: -35.7 MB). Free memory was 1.4 GB in the beginning and 1.0 GB in the end (delta: 392.0 MB). Peak memory consumption was 356.3 MB. Max. memory is 7.1 GB. [2018-09-28 11:08:26,077 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 PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 218. * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Boogie PL CUP Parser took 0.24 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 55.57 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 33.98 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 314.79 ms. Allocated memory is still 1.5 GB. Free memory was 1.5 GB in the beginning and 1.4 GB in the end (delta: 21.1 MB). Peak memory consumption was 21.1 MB. Max. memory is 7.1 GB. * CodeCheck took 254885.71 ms. Allocated memory was 1.5 GB in the beginning and 1.5 GB in the end (delta: -35.7 MB). Free memory was 1.4 GB in the beginning and 1.0 GB in the end (delta: 392.0 MB). Peak memory consumption was 356.3 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/linear_sea.ch.i_4.bpl_svcomp-Reach-32bit-Kojak_Default.epf_KojakBplInline.xml/Csv-Benchmark-0-2018-09-28_11-08-26-086.csv Completed graceful shutdown