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/toy/tooDifficultLoopInvariant/HierarchicalTraceAbstraction/GeometricalCake.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.23-1cc990c [2018-10-01 02:48:08,560 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-01 02:48:08,562 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-01 02:48:08,574 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-01 02:48:08,574 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-01 02:48:08,575 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-01 02:48:08,577 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-01 02:48:08,578 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-01 02:48:08,580 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-01 02:48:08,581 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-01 02:48:08,582 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-01 02:48:08,582 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-01 02:48:08,583 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-01 02:48:08,584 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-01 02:48:08,585 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-01 02:48:08,586 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-01 02:48:08,587 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-01 02:48:08,589 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-01 02:48:08,591 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-01 02:48:08,592 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-01 02:48:08,594 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-01 02:48:08,595 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-01 02:48:08,597 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-01 02:48:08,598 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-01 02:48:08,598 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-01 02:48:08,599 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-01 02:48:08,600 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-01 02:48:08,601 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-01 02:48:08,602 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-01 02:48:08,603 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-01 02:48:08,603 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-01 02:48:08,604 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-01 02:48:08,604 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-01 02:48:08,604 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-01 02:48:08,605 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-01 02:48:08,606 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-01 02:48:08,606 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/pu-bench/svcomp-Reach-32bit-Kojak_Default.epf [2018-10-01 02:48:08,621 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-01 02:48:08,622 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-01 02:48:08,623 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-01 02:48:08,623 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-10-01 02:48:08,623 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-10-01 02:48:08,624 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-10-01 02:48:08,624 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-01 02:48:08,624 INFO L133 SettingsManager]: * sizeof long=4 [2018-10-01 02:48:08,624 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-10-01 02:48:08,624 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-10-01 02:48:08,625 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-01 02:48:08,625 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-01 02:48:08,625 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-01 02:48:08,625 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-01 02:48:08,625 INFO L133 SettingsManager]: * sizeof long double=12 [2018-10-01 02:48:08,626 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-01 02:48:08,626 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-01 02:48:08,626 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-10-01 02:48:08,626 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-10-01 02:48:08,626 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-01 02:48:08,626 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-01 02:48:08,627 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-10-01 02:48:08,627 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-01 02:48:08,627 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-01 02:48:08,627 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-01 02:48:08,627 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-10-01 02:48:08,628 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-01 02:48:08,628 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-10-01 02:48:08,628 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-10-01 02:48:08,687 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-01 02:48:08,699 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-01 02:48:08,702 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-01 02:48:08,704 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2018-10-01 02:48:08,705 INFO L276 PluginConnector]: Boogie PL CUP Parser initialized [2018-10-01 02:48:08,706 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/toy/tooDifficultLoopInvariant/HierarchicalTraceAbstraction/GeometricalCake.bpl [2018-10-01 02:48:08,706 INFO L111 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/toy/tooDifficultLoopInvariant/HierarchicalTraceAbstraction/GeometricalCake.bpl' [2018-10-01 02:48:08,751 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-01 02:48:08,754 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-10-01 02:48:08,755 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-01 02:48:08,755 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-01 02:48:08,755 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-01 02:48:08,776 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "GeometricalCake.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 01.10 02:48:08" (1/1) ... [2018-10-01 02:48:08,789 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "GeometricalCake.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 01.10 02:48:08" (1/1) ... [2018-10-01 02:48:08,794 WARN L165 Inliner]: Program contained no entry procedure! [2018-10-01 02:48:08,794 WARN L168 Inliner]: Missing entry procedures: [ULTIMATE.start] [2018-10-01 02:48:08,794 WARN L175 Inliner]: Fallback enabled. All procedures will be processed. [2018-10-01 02:48:08,796 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-01 02:48:08,797 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-01 02:48:08,797 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-01 02:48:08,797 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-01 02:48:08,809 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "GeometricalCake.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 01.10 02:48:08" (1/1) ... [2018-10-01 02:48:08,809 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "GeometricalCake.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 01.10 02:48:08" (1/1) ... [2018-10-01 02:48:08,809 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "GeometricalCake.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 01.10 02:48:08" (1/1) ... [2018-10-01 02:48:08,810 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "GeometricalCake.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 01.10 02:48:08" (1/1) ... [2018-10-01 02:48:08,812 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "GeometricalCake.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 01.10 02:48:08" (1/1) ... [2018-10-01 02:48:08,815 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "GeometricalCake.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 01.10 02:48:08" (1/1) ... [2018-10-01 02:48:08,816 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "GeometricalCake.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 01.10 02:48:08" (1/1) ... [2018-10-01 02:48:08,817 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-01 02:48:08,818 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-01 02:48:08,818 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-01 02:48:08,818 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-01 02:48:08,819 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "GeometricalCake.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 01.10 02:48:08" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-10-01 02:48:08,889 INFO L124 BoogieDeclarations]: Specification and implementation of procedure main given in one single declaration [2018-10-01 02:48:08,890 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-10-01 02:48:08,890 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-10-01 02:48:09,030 INFO L345 CfgBuilder]: Using library mode [2018-10-01 02:48:09,031 INFO L202 PluginConnector]: Adding new model GeometricalCake.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.10 02:48:09 BoogieIcfgContainer [2018-10-01 02:48:09,031 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-10-01 02:48:09,031 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-10-01 02:48:09,031 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-10-01 02:48:09,043 INFO L276 PluginConnector]: CodeCheck initialized [2018-10-01 02:48:09,043 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "GeometricalCake.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.10 02:48:09" (1/1) ... [2018-10-01 02:48:09,055 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-01 02:48:09,087 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:48:09,093 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 4 transitions. [2018-10-01 02:48:09,094 INFO L276 IsEmpty]: Start isEmpty. Operand 4 states and 4 transitions. [2018-10-01 02:48:09,097 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2018-10-01 02:48:09,097 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:48:09,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:48:09,217 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:48:09,379 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:48:09,379 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 5 states and 8 transitions. [2018-10-01 02:48:09,380 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 8 transitions. [2018-10-01 02:48:09,383 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-01 02:48:09,383 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:48:09,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:48:09,494 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:48:10,088 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:48:10,089 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 7 states and 16 transitions. [2018-10-01 02:48:10,089 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 16 transitions. [2018-10-01 02:48:10,090 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-10-01 02:48:10,090 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:48:10,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:48:10,210 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:48:11,194 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:48:11,194 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 10 states and 29 transitions. [2018-10-01 02:48:11,195 INFO L276 IsEmpty]: Start isEmpty. Operand 10 states and 29 transitions. [2018-10-01 02:48:11,195 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-10-01 02:48:11,195 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:48:11,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:48:11,215 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:48:11,375 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:48:11,376 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 11 states and 30 transitions. [2018-10-01 02:48:11,377 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 30 transitions. [2018-10-01 02:48:11,378 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-10-01 02:48:11,378 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:48:11,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:48:11,771 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:48:12,809 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:48:12,810 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 15 states and 49 transitions. [2018-10-01 02:48:12,811 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 49 transitions. [2018-10-01 02:48:12,811 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-10-01 02:48:12,812 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:48:12,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:48:12,835 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:48:13,228 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:48:13,229 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 17 states and 53 transitions. [2018-10-01 02:48:13,229 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 53 transitions. [2018-10-01 02:48:13,230 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-10-01 02:48:13,230 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:48:13,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:48:13,249 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:48:13,488 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:48:13,489 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 18 states and 54 transitions. [2018-10-01 02:48:13,489 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 54 transitions. [2018-10-01 02:48:13,490 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-10-01 02:48:13,490 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:48:13,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:48:13,512 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:48:13,808 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:48:13,810 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 19 states and 55 transitions. [2018-10-01 02:48:13,810 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 55 transitions. [2018-10-01 02:48:13,811 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-01 02:48:13,811 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:48:13,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:48:14,119 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:48:15,597 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:48:15,599 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 24 states and 81 transitions. [2018-10-01 02:48:15,599 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 81 transitions. [2018-10-01 02:48:15,600 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-01 02:48:15,600 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:48:15,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:48:15,624 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:48:16,751 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:48:16,753 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 27 states and 88 transitions. [2018-10-01 02:48:16,753 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 88 transitions. [2018-10-01 02:48:16,754 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-01 02:48:16,754 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:48:16,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:48:16,771 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:48:17,465 WARN L178 SmtUtils]: Spent 111.00 ms on a formula simplification that was a NOOP. DAG size: 17 [2018-10-01 02:48:17,864 WARN L178 SmtUtils]: Spent 200.00 ms on a formula simplification. DAG size of input: 17 DAG size of output: 14 [2018-10-01 02:48:18,760 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:48:18,761 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 29 states and 92 transitions. [2018-10-01 02:48:18,761 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 92 transitions. [2018-10-01 02:48:18,762 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-01 02:48:18,762 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:48:18,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:48:18,780 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:48:19,284 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:48:19,285 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 30 states and 93 transitions. [2018-10-01 02:48:19,285 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 93 transitions. [2018-10-01 02:48:19,286 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-01 02:48:19,286 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:48:19,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:48:19,302 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:48:19,777 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:48:19,778 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 31 states and 94 transitions. [2018-10-01 02:48:19,778 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 94 transitions. [2018-10-01 02:48:19,779 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-01 02:48:19,779 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:48:19,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:48:19,795 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:48:20,491 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:48:20,492 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 33 states and 97 transitions. [2018-10-01 02:48:20,492 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 97 transitions. [2018-10-01 02:48:20,493 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-01 02:48:20,493 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:48:20,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:48:20,508 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:48:20,846 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:48:20,846 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 34 states and 98 transitions. [2018-10-01 02:48:20,847 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 98 transitions. [2018-10-01 02:48:20,847 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-10-01 02:48:20,848 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:48:20,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:48:21,603 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:48:23,816 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:48:23,817 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 128 states to 40 states and 128 transitions. [2018-10-01 02:48:23,817 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 128 transitions. [2018-10-01 02:48:23,819 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-10-01 02:48:23,819 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:48:23,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:48:23,835 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:48:24,535 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:48:24,536 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132 states to 42 states and 132 transitions. [2018-10-01 02:48:24,536 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 132 transitions. [2018-10-01 02:48:24,537 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-10-01 02:48:24,537 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:48:24,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:48:24,554 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:48:25,096 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:48:25,097 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 43 states and 133 transitions. [2018-10-01 02:48:25,097 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 133 transitions. [2018-10-01 02:48:25,098 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-10-01 02:48:25,098 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:48:25,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:48:25,113 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:48:26,302 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:48:26,302 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 145 states to 47 states and 145 transitions. [2018-10-01 02:48:26,303 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 145 transitions. [2018-10-01 02:48:26,304 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-10-01 02:48:26,304 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:48:26,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:48:26,318 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:48:27,131 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:48:27,131 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 153 states to 50 states and 153 transitions. [2018-10-01 02:48:27,131 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 153 transitions. [2018-10-01 02:48:27,132 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-10-01 02:48:27,132 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:48:27,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:48:27,146 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:48:27,558 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:48:27,559 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 154 states to 51 states and 154 transitions. [2018-10-01 02:48:27,559 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 154 transitions. [2018-10-01 02:48:27,560 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-10-01 02:48:27,560 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:48:27,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:48:27,574 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:48:28,180 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:48:28,180 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 156 states to 52 states and 156 transitions. [2018-10-01 02:48:28,181 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 156 transitions. [2018-10-01 02:48:28,181 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-10-01 02:48:28,181 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:48:28,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:48:28,195 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:48:28,655 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:48:28,655 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 157 states to 53 states and 157 transitions. [2018-10-01 02:48:28,656 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 157 transitions. [2018-10-01 02:48:28,656 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-10-01 02:48:28,656 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:48:28,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:48:28,669 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:48:29,099 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:48:29,100 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 158 states to 54 states and 158 transitions. [2018-10-01 02:48:29,100 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 158 transitions. [2018-10-01 02:48:29,101 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-10-01 02:48:29,101 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:48:29,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:48:29,114 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:48:30,094 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:48:30,095 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 56 states and 162 transitions. [2018-10-01 02:48:30,095 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 162 transitions. [2018-10-01 02:48:30,095 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-10-01 02:48:30,095 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:48:30,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:48:30,107 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:48:30,517 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:48:30,517 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 163 states to 57 states and 163 transitions. [2018-10-01 02:48:30,518 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 163 transitions. [2018-10-01 02:48:30,518 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-10-01 02:48:30,518 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:48:30,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:48:30,544 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:48:31,691 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:48:31,692 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 168 states to 60 states and 168 transitions. [2018-10-01 02:48:31,692 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 168 transitions. [2018-10-01 02:48:31,692 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-10-01 02:48:31,693 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:48:31,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:48:32,656 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:48:36,703 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:48:36,704 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 204 states to 67 states and 204 transitions. [2018-10-01 02:48:36,704 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 204 transitions. [2018-10-01 02:48:36,705 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-10-01 02:48:36,705 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:48:36,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:48:36,722 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:48:37,668 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:48:37,669 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 208 states to 69 states and 208 transitions. [2018-10-01 02:48:37,669 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 208 transitions. [2018-10-01 02:48:37,669 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-10-01 02:48:37,669 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:48:37,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:48:37,681 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:48:39,432 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:48:39,433 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 214 states to 72 states and 214 transitions. [2018-10-01 02:48:39,433 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 214 transitions. [2018-10-01 02:48:39,434 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-10-01 02:48:39,434 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:48:39,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:48:39,445 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:48:40,050 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:48:40,051 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 215 states to 73 states and 215 transitions. [2018-10-01 02:48:40,051 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 215 transitions. [2018-10-01 02:48:40,052 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-10-01 02:48:40,052 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:48:40,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:48:40,066 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:48:42,549 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:48:42,550 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 234 states to 78 states and 234 transitions. [2018-10-01 02:48:42,551 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 234 transitions. [2018-10-01 02:48:42,552 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-10-01 02:48:42,552 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:48:42,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:48:42,564 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:48:43,091 WARN L178 SmtUtils]: Spent 236.00 ms on a formula simplification. DAG size of input: 25 DAG size of output: 22 [2018-10-01 02:48:44,058 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:48:44,059 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 238 states to 80 states and 238 transitions. [2018-10-01 02:48:44,059 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 238 transitions. [2018-10-01 02:48:44,060 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-10-01 02:48:44,060 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:48:44,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:48:44,071 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:48:46,334 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:48:46,335 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 248 states to 84 states and 248 transitions. [2018-10-01 02:48:46,336 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 248 transitions. [2018-10-01 02:48:46,336 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-10-01 02:48:46,336 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:48:46,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:48:46,350 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:48:47,370 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:48:47,371 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 251 states to 86 states and 251 transitions. [2018-10-01 02:48:47,371 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 251 transitions. [2018-10-01 02:48:47,372 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-10-01 02:48:47,372 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:48:47,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:48:47,382 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:48:48,497 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:48:48,498 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 255 states to 88 states and 255 transitions. [2018-10-01 02:48:48,498 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 255 transitions. [2018-10-01 02:48:48,499 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-10-01 02:48:48,499 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:48:48,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:48:48,510 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:48:50,036 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:48:50,036 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 260 states to 91 states and 260 transitions. [2018-10-01 02:48:50,036 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 260 transitions. [2018-10-01 02:48:50,037 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-10-01 02:48:50,037 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:48:50,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:48:50,048 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:48:50,932 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:48:50,933 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 261 states to 92 states and 261 transitions. [2018-10-01 02:48:50,933 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 261 transitions. [2018-10-01 02:48:50,933 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-10-01 02:48:50,934 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:48:50,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:48:50,945 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:48:51,556 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:48:51,557 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 262 states to 93 states and 262 transitions. [2018-10-01 02:48:51,557 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 262 transitions. [2018-10-01 02:48:51,558 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-10-01 02:48:51,558 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:48:51,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:48:51,569 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:48:52,265 WARN L178 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 15 DAG size of output: 12 [2018-10-01 02:48:52,877 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:48:52,878 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 263 states to 94 states and 263 transitions. [2018-10-01 02:48:52,878 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 263 transitions. [2018-10-01 02:48:52,879 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-10-01 02:48:52,879 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:48:52,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:48:52,894 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:48:53,434 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:48:53,434 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 264 states to 95 states and 264 transitions. [2018-10-01 02:48:53,434 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 264 transitions. [2018-10-01 02:48:53,435 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-10-01 02:48:53,435 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:48:53,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:48:53,444 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:48:53,969 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:48:53,969 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 265 states to 96 states and 265 transitions. [2018-10-01 02:48:53,970 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 265 transitions. [2018-10-01 02:48:53,970 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-10-01 02:48:53,970 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:48:53,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:48:53,980 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:48:54,691 WARN L178 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 22 [2018-10-01 02:48:55,929 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:48:55,930 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 272 states to 99 states and 272 transitions. [2018-10-01 02:48:55,930 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 272 transitions. [2018-10-01 02:48:55,930 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-10-01 02:48:55,930 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:48:55,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:48:55,940 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:48:56,544 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:48:56,545 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 273 states to 100 states and 273 transitions. [2018-10-01 02:48:56,545 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 273 transitions. [2018-10-01 02:48:56,545 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-10-01 02:48:56,546 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:48:56,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:48:56,555 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:48:57,075 WARN L178 SmtUtils]: Spent 168.00 ms on a formula simplification. DAG size of input: 30 DAG size of output: 27 [2018-10-01 02:48:57,605 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:48:57,606 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 275 states to 101 states and 275 transitions. [2018-10-01 02:48:57,606 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 275 transitions. [2018-10-01 02:48:57,606 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-10-01 02:48:57,607 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:48:57,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:48:57,618 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:48:58,240 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:48:58,241 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 276 states to 102 states and 276 transitions. [2018-10-01 02:48:58,241 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 276 transitions. [2018-10-01 02:48:58,242 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-10-01 02:48:58,242 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:48:58,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:49:00,262 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:49:07,353 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:49:07,353 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 319 states to 110 states and 319 transitions. [2018-10-01 02:49:07,354 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 319 transitions. [2018-10-01 02:49:07,354 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-10-01 02:49:07,354 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:49:07,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:49:07,365 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:49:10,317 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:49:10,318 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 326 states to 114 states and 326 transitions. [2018-10-01 02:49:10,318 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 326 transitions. [2018-10-01 02:49:10,319 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-10-01 02:49:10,319 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:49:10,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:49:10,329 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:49:14,704 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:49:14,705 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 346 states to 120 states and 346 transitions. [2018-10-01 02:49:14,705 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 346 transitions. [2018-10-01 02:49:14,705 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-10-01 02:49:14,705 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:49:14,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:49:14,716 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:49:17,907 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:49:17,907 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 354 states to 124 states and 354 transitions. [2018-10-01 02:49:17,908 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 354 transitions. [2018-10-01 02:49:17,908 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-10-01 02:49:17,908 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:49:17,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:49:17,918 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:49:19,040 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:49:19,041 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 356 states to 125 states and 356 transitions. [2018-10-01 02:49:19,041 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 356 transitions. [2018-10-01 02:49:19,041 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-10-01 02:49:19,041 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:49:19,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:49:19,052 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:49:19,918 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:49:19,919 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 357 states to 126 states and 357 transitions. [2018-10-01 02:49:19,919 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 357 transitions. [2018-10-01 02:49:19,919 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-10-01 02:49:19,920 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:49:19,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:49:19,928 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:49:22,528 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:49:22,528 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 362 states to 129 states and 362 transitions. [2018-10-01 02:49:22,529 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 362 transitions. [2018-10-01 02:49:22,529 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-10-01 02:49:22,529 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:49:22,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:49:22,540 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:49:26,205 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:49:26,206 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 378 states to 134 states and 378 transitions. [2018-10-01 02:49:26,206 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 378 transitions. [2018-10-01 02:49:26,207 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-10-01 02:49:26,207 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:49:26,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:49:26,218 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:49:28,113 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:49:28,114 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 382 states to 136 states and 382 transitions. [2018-10-01 02:49:28,114 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 382 transitions. [2018-10-01 02:49:28,114 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-10-01 02:49:28,115 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:49:28,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:49:28,123 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:49:28,968 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:49:28,969 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 383 states to 137 states and 383 transitions. [2018-10-01 02:49:28,969 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 383 transitions. [2018-10-01 02:49:28,970 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-10-01 02:49:28,970 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:49:28,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:49:28,980 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:49:30,060 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:49:30,061 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 384 states to 138 states and 384 transitions. [2018-10-01 02:49:30,061 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 384 transitions. [2018-10-01 02:49:30,062 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-10-01 02:49:30,062 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:49:30,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:49:30,070 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:49:31,644 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:49:31,645 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 387 states to 140 states and 387 transitions. [2018-10-01 02:49:31,645 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 387 transitions. [2018-10-01 02:49:31,645 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-10-01 02:49:31,645 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:49:31,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:49:31,655 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:49:34,063 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:49:34,064 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 392 states to 143 states and 392 transitions. [2018-10-01 02:49:34,064 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 392 transitions. [2018-10-01 02:49:34,064 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-10-01 02:49:34,065 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:49:34,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:49:34,075 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:49:35,722 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:49:35,722 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 395 states to 145 states and 395 transitions. [2018-10-01 02:49:35,722 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 395 transitions. [2018-10-01 02:49:35,723 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-10-01 02:49:35,723 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:49:35,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:49:35,733 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:49:36,825 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:49:36,826 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 396 states to 146 states and 396 transitions. [2018-10-01 02:49:36,826 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 396 transitions. [2018-10-01 02:49:36,826 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-10-01 02:49:36,826 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:49:36,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:49:36,837 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:49:40,230 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:49:40,231 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 408 states to 150 states and 408 transitions. [2018-10-01 02:49:40,231 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 408 transitions. [2018-10-01 02:49:40,232 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-10-01 02:49:40,232 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:49:40,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:49:40,242 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:49:41,078 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:49:41,078 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 410 states to 151 states and 410 transitions. [2018-10-01 02:49:41,078 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 410 transitions. [2018-10-01 02:49:41,079 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-10-01 02:49:41,079 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:49:41,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:49:41,089 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:49:42,027 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:49:42,027 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 411 states to 152 states and 411 transitions. [2018-10-01 02:49:42,027 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 411 transitions. [2018-10-01 02:49:42,028 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-10-01 02:49:42,028 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:49:42,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:49:42,037 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:49:43,744 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:49:43,744 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 414 states to 154 states and 414 transitions. [2018-10-01 02:49:43,744 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 414 transitions. [2018-10-01 02:49:43,744 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-10-01 02:49:43,745 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:49:43,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:49:43,752 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:49:46,566 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:49:46,567 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 419 states to 157 states and 419 transitions. [2018-10-01 02:49:46,567 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 419 transitions. [2018-10-01 02:49:46,568 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-10-01 02:49:46,568 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:49:46,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:49:46,576 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:49:49,000 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:49:49,000 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 427 states to 160 states and 427 transitions. [2018-10-01 02:49:49,001 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 427 transitions. [2018-10-01 02:49:49,001 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-10-01 02:49:49,001 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:49:49,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:49:49,009 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:49:49,733 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:49:49,733 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 428 states to 161 states and 428 transitions. [2018-10-01 02:49:49,734 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 428 transitions. [2018-10-01 02:49:49,734 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-10-01 02:49:49,734 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:49:49,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:49:49,743 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:49:50,571 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:49:50,572 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 429 states to 162 states and 429 transitions. [2018-10-01 02:49:50,572 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 429 transitions. [2018-10-01 02:49:50,573 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-10-01 02:49:50,573 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:49:50,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:49:50,582 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:49:51,232 WARN L178 SmtUtils]: Spent 271.00 ms on a formula simplification. DAG size of input: 27 DAG size of output: 22 [2018-10-01 02:49:52,171 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:49:52,172 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 430 states to 163 states and 430 transitions. [2018-10-01 02:49:52,172 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 430 transitions. [2018-10-01 02:49:52,172 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-10-01 02:49:52,172 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:49:52,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:49:52,180 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:49:53,782 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:49:53,783 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 434 states to 165 states and 434 transitions. [2018-10-01 02:49:53,783 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 434 transitions. [2018-10-01 02:49:53,784 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-10-01 02:49:53,784 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:49:53,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:49:53,792 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:49:54,655 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:49:54,656 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 435 states to 166 states and 435 transitions. [2018-10-01 02:49:54,656 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 435 transitions. [2018-10-01 02:49:54,656 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-10-01 02:49:54,656 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:49:54,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:49:58,226 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:50:10,455 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:50:10,456 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 481 states to 175 states and 481 transitions. [2018-10-01 02:50:10,457 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 481 transitions. [2018-10-01 02:50:10,457 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-10-01 02:50:10,457 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:50:10,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:50:10,468 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:50:14,576 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:50:14,576 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 491 states to 179 states and 491 transitions. [2018-10-01 02:50:14,576 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 491 transitions. [2018-10-01 02:50:14,577 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-10-01 02:50:14,577 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:50:14,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:50:14,587 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:50:15,576 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:50:15,576 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 492 states to 180 states and 492 transitions. [2018-10-01 02:50:15,577 INFO L276 IsEmpty]: Start isEmpty. Operand 180 states and 492 transitions. [2018-10-01 02:50:15,577 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-10-01 02:50:15,577 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:50:15,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:50:15,587 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:50:18,984 WARN L178 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 29 DAG size of output: 22 [2018-10-01 02:50:23,405 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:50:23,406 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 514 states to 187 states and 514 transitions. [2018-10-01 02:50:23,406 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 514 transitions. [2018-10-01 02:50:23,407 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-10-01 02:50:23,407 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:50:23,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:50:23,418 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:50:28,586 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:50:28,587 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 521 states to 191 states and 521 transitions. [2018-10-01 02:50:28,587 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 521 transitions. [2018-10-01 02:50:28,587 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-10-01 02:50:28,587 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:50:28,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:50:28,597 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:50:31,925 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:50:31,925 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 528 states to 194 states and 528 transitions. [2018-10-01 02:50:31,925 INFO L276 IsEmpty]: Start isEmpty. Operand 194 states and 528 transitions. [2018-10-01 02:50:31,926 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-10-01 02:50:31,926 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:50:31,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:50:31,935 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:50:37,765 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:50:37,766 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 537 states to 199 states and 537 transitions. [2018-10-01 02:50:37,766 INFO L276 IsEmpty]: Start isEmpty. Operand 199 states and 537 transitions. [2018-10-01 02:50:37,766 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-10-01 02:50:37,766 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:50:37,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:50:37,777 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:50:41,236 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:50:41,237 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 542 states to 202 states and 542 transitions. [2018-10-01 02:50:41,237 INFO L276 IsEmpty]: Start isEmpty. Operand 202 states and 542 transitions. [2018-10-01 02:50:41,237 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-10-01 02:50:41,237 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:50:41,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:50:41,247 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:50:44,134 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:50:44,134 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 546 states to 204 states and 546 transitions. [2018-10-01 02:50:44,134 INFO L276 IsEmpty]: Start isEmpty. Operand 204 states and 546 transitions. [2018-10-01 02:50:44,135 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-10-01 02:50:44,135 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:50:44,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:50:44,145 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:50:49,319 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:50:49,320 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 553 states to 208 states and 553 transitions. [2018-10-01 02:50:49,320 INFO L276 IsEmpty]: Start isEmpty. Operand 208 states and 553 transitions. [2018-10-01 02:50:49,320 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-10-01 02:50:49,321 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:50:49,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:50:49,329 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:50:56,348 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:50:56,349 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 573 states to 214 states and 573 transitions. [2018-10-01 02:50:56,349 INFO L276 IsEmpty]: Start isEmpty. Operand 214 states and 573 transitions. [2018-10-01 02:50:56,349 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-10-01 02:50:56,350 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:50:56,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:50:56,358 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:51:01,978 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:51:01,978 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 581 states to 218 states and 581 transitions. [2018-10-01 02:51:01,979 INFO L276 IsEmpty]: Start isEmpty. Operand 218 states and 581 transitions. [2018-10-01 02:51:01,979 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-10-01 02:51:01,979 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:51:01,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:51:01,989 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:51:03,361 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:51:03,362 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 582 states to 219 states and 582 transitions. [2018-10-01 02:51:03,362 INFO L276 IsEmpty]: Start isEmpty. Operand 219 states and 582 transitions. [2018-10-01 02:51:03,362 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-10-01 02:51:03,362 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:51:03,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:51:03,372 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:51:05,844 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:51:05,844 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 585 states to 221 states and 585 transitions. [2018-10-01 02:51:05,844 INFO L276 IsEmpty]: Start isEmpty. Operand 221 states and 585 transitions. [2018-10-01 02:51:05,845 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-10-01 02:51:05,845 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:51:05,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:51:05,853 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:51:09,813 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:51:09,814 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 590 states to 224 states and 590 transitions. [2018-10-01 02:51:09,814 INFO L276 IsEmpty]: Start isEmpty. Operand 224 states and 590 transitions. [2018-10-01 02:51:09,814 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-10-01 02:51:09,815 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:51:09,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:51:09,824 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:51:16,115 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:51:16,116 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 606 states to 229 states and 606 transitions. [2018-10-01 02:51:16,116 INFO L276 IsEmpty]: Start isEmpty. Operand 229 states and 606 transitions. [2018-10-01 02:51:16,116 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-10-01 02:51:16,116 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:51:16,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:51:16,125 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:51:17,439 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:51:17,439 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 607 states to 230 states and 607 transitions. [2018-10-01 02:51:17,439 INFO L276 IsEmpty]: Start isEmpty. Operand 230 states and 607 transitions. [2018-10-01 02:51:17,440 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-10-01 02:51:17,440 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:51:17,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:51:17,449 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:51:18,696 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:51:18,697 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 608 states to 231 states and 608 transitions. [2018-10-01 02:51:18,697 INFO L276 IsEmpty]: Start isEmpty. Operand 231 states and 608 transitions. [2018-10-01 02:51:18,697 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-10-01 02:51:18,698 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:51:18,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:51:18,707 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:51:24,271 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:51:24,272 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 615 states to 235 states and 615 transitions. [2018-10-01 02:51:24,272 INFO L276 IsEmpty]: Start isEmpty. Operand 235 states and 615 transitions. [2018-10-01 02:51:24,272 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-10-01 02:51:24,272 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:51:24,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:51:24,281 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:51:26,869 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:51:26,870 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 618 states to 237 states and 618 transitions. [2018-10-01 02:51:26,870 INFO L276 IsEmpty]: Start isEmpty. Operand 237 states and 618 transitions. [2018-10-01 02:51:26,870 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-10-01 02:51:26,871 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:51:26,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:51:26,879 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:51:30,930 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:51:30,931 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 623 states to 240 states and 623 transitions. [2018-10-01 02:51:30,931 INFO L276 IsEmpty]: Start isEmpty. Operand 240 states and 623 transitions. [2018-10-01 02:51:30,931 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-10-01 02:51:30,931 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:51:30,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:51:30,939 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:51:32,230 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:51:32,230 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 624 states to 241 states and 624 transitions. [2018-10-01 02:51:32,231 INFO L276 IsEmpty]: Start isEmpty. Operand 241 states and 624 transitions. [2018-10-01 02:51:32,231 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-10-01 02:51:32,231 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:51:32,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:51:32,239 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:51:35,117 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:51:35,117 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 627 states to 243 states and 627 transitions. [2018-10-01 02:51:35,117 INFO L276 IsEmpty]: Start isEmpty. Operand 243 states and 627 transitions. [2018-10-01 02:51:35,118 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-10-01 02:51:35,118 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:51:35,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:51:35,127 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:51:40,044 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:51:40,045 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 639 states to 247 states and 639 transitions. [2018-10-01 02:51:40,045 INFO L276 IsEmpty]: Start isEmpty. Operand 247 states and 639 transitions. [2018-10-01 02:51:40,045 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-10-01 02:51:40,046 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:51:40,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:51:40,055 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:51:41,338 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:51:41,338 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 640 states to 248 states and 640 transitions. [2018-10-01 02:51:41,338 INFO L276 IsEmpty]: Start isEmpty. Operand 248 states and 640 transitions. [2018-10-01 02:51:41,339 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-10-01 02:51:41,339 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:51:41,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:51:41,348 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:51:42,767 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:51:42,768 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 642 states to 249 states and 642 transitions. [2018-10-01 02:51:42,768 INFO L276 IsEmpty]: Start isEmpty. Operand 249 states and 642 transitions. [2018-10-01 02:51:42,768 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-10-01 02:51:42,768 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:51:42,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:51:42,782 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:51:44,144 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:51:44,144 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 643 states to 250 states and 643 transitions. [2018-10-01 02:51:44,145 INFO L276 IsEmpty]: Start isEmpty. Operand 250 states and 643 transitions. [2018-10-01 02:51:44,145 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-10-01 02:51:44,145 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:51:44,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:51:44,155 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:51:48,088 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:51:48,089 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 651 states to 253 states and 651 transitions. [2018-10-01 02:51:48,089 INFO L276 IsEmpty]: Start isEmpty. Operand 253 states and 651 transitions. [2018-10-01 02:51:48,090 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-10-01 02:51:48,090 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:51:48,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:51:48,100 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:51:50,562 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:51:50,563 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 655 states to 255 states and 655 transitions. [2018-10-01 02:51:50,563 INFO L276 IsEmpty]: Start isEmpty. Operand 255 states and 655 transitions. [2018-10-01 02:51:50,564 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-10-01 02:51:50,564 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:51:50,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:51:50,573 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:51:51,742 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:51:51,742 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 656 states to 256 states and 656 transitions. [2018-10-01 02:51:51,742 INFO L276 IsEmpty]: Start isEmpty. Operand 256 states and 656 transitions. [2018-10-01 02:51:51,743 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-10-01 02:51:51,743 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:51:51,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:51:51,751 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:51:53,138 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:51:53,138 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 657 states to 257 states and 657 transitions. [2018-10-01 02:51:53,138 INFO L276 IsEmpty]: Start isEmpty. Operand 257 states and 657 transitions. [2018-10-01 02:51:53,139 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-10-01 02:51:53,139 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:51:53,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:51:53,148 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:51:55,894 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:51:55,895 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 660 states to 259 states and 660 transitions. [2018-10-01 02:51:55,895 INFO L276 IsEmpty]: Start isEmpty. Operand 259 states and 660 transitions. [2018-10-01 02:51:55,896 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-10-01 02:51:55,896 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:51:55,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:52:02,192 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:52:23,416 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:52:23,416 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 721 states to 269 states and 721 transitions. [2018-10-01 02:52:23,417 INFO L276 IsEmpty]: Start isEmpty. Operand 269 states and 721 transitions. [2018-10-01 02:52:23,417 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-10-01 02:52:23,417 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:52:23,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:52:23,428 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:52:36,667 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:52:36,667 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 740 states to 277 states and 740 transitions. [2018-10-01 02:52:36,668 INFO L276 IsEmpty]: Start isEmpty. Operand 277 states and 740 transitions. [2018-10-01 02:52:36,668 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-10-01 02:52:36,668 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:52:36,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:52:36,679 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:52:38,533 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:52:38,533 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 742 states to 278 states and 742 transitions. [2018-10-01 02:52:38,533 INFO L276 IsEmpty]: Start isEmpty. Operand 278 states and 742 transitions. [2018-10-01 02:52:38,533 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-10-01 02:52:38,534 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:52:38,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:52:38,544 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:52:45,754 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:52:45,754 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 750 states to 282 states and 750 transitions. [2018-10-01 02:52:45,754 INFO L276 IsEmpty]: Start isEmpty. Operand 282 states and 750 transitions. [2018-10-01 02:52:45,755 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-10-01 02:52:45,755 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:52:45,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:52:45,765 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:52:52,409 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:52:52,409 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 758 states to 286 states and 758 transitions. [2018-10-01 02:52:52,409 INFO L276 IsEmpty]: Start isEmpty. Operand 286 states and 758 transitions. [2018-10-01 02:52:52,410 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-10-01 02:52:52,410 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:52:52,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:52:52,419 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:53:03,034 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:53:03,034 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 769 states to 292 states and 769 transitions. [2018-10-01 02:53:03,035 INFO L276 IsEmpty]: Start isEmpty. Operand 292 states and 769 transitions. [2018-10-01 02:53:03,035 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-10-01 02:53:03,035 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:53:03,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:53:03,043 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:53:08,116 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:53:08,116 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 775 states to 295 states and 775 transitions. [2018-10-01 02:53:08,116 INFO L276 IsEmpty]: Start isEmpty. Operand 295 states and 775 transitions. [2018-10-01 02:53:08,117 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-10-01 02:53:08,117 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:53:08,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:53:08,125 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:53:16,910 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:53:16,911 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 784 states to 300 states and 784 transitions. [2018-10-01 02:53:16,911 INFO L276 IsEmpty]: Start isEmpty. Operand 300 states and 784 transitions. [2018-10-01 02:53:16,911 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-10-01 02:53:16,911 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:53:16,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:53:16,919 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:53:20,226 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:53:20,227 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 788 states to 302 states and 788 transitions. [2018-10-01 02:53:20,227 INFO L276 IsEmpty]: Start isEmpty. Operand 302 states and 788 transitions. [2018-10-01 02:53:20,227 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-10-01 02:53:20,227 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:53:20,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:53:20,236 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:53:27,466 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:53:27,467 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 803 states to 306 states and 803 transitions. [2018-10-01 02:53:27,467 INFO L276 IsEmpty]: Start isEmpty. Operand 306 states and 803 transitions. [2018-10-01 02:53:27,467 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-10-01 02:53:27,468 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:53:27,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:53:27,478 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:53:38,360 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:53:38,361 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 812 states to 311 states and 812 transitions. [2018-10-01 02:53:38,361 INFO L276 IsEmpty]: Start isEmpty. Operand 311 states and 812 transitions. [2018-10-01 02:53:38,362 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-10-01 02:53:38,362 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:53:38,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:53:38,370 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:53:44,059 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:53:44,060 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 817 states to 314 states and 817 transitions. [2018-10-01 02:53:44,060 INFO L276 IsEmpty]: Start isEmpty. Operand 314 states and 817 transitions. [2018-10-01 02:53:44,060 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-10-01 02:53:44,060 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:53:44,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:53:44,070 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:53:50,218 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:53:50,218 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 822 states to 317 states and 822 transitions. [2018-10-01 02:53:50,218 INFO L276 IsEmpty]: Start isEmpty. Operand 317 states and 822 transitions. [2018-10-01 02:53:50,219 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-10-01 02:53:50,219 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:53:50,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:53:50,228 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:53:59,403 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:53:59,404 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 835 states to 322 states and 835 transitions. [2018-10-01 02:53:59,404 INFO L276 IsEmpty]: Start isEmpty. Operand 322 states and 835 transitions. [2018-10-01 02:53:59,404 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-10-01 02:53:59,404 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:53:59,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:53:59,415 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:54:09,839 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:54:09,839 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 844 states to 327 states and 844 transitions. [2018-10-01 02:54:09,840 INFO L276 IsEmpty]: Start isEmpty. Operand 327 states and 844 transitions. [2018-10-01 02:54:09,840 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-10-01 02:54:09,840 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:54:09,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:54:09,850 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:54:13,596 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:54:13,596 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 847 states to 329 states and 847 transitions. [2018-10-01 02:54:13,597 INFO L276 IsEmpty]: Start isEmpty. Operand 329 states and 847 transitions. [2018-10-01 02:54:13,597 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-10-01 02:54:13,597 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:54:13,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:54:13,605 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:54:21,451 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:54:21,452 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 854 states to 333 states and 854 transitions. [2018-10-01 02:54:21,452 INFO L276 IsEmpty]: Start isEmpty. Operand 333 states and 854 transitions. [2018-10-01 02:54:21,452 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-10-01 02:54:21,452 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:54:21,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:54:21,462 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:54:23,579 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:54:23,579 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 855 states to 334 states and 855 transitions. [2018-10-01 02:54:23,580 INFO L276 IsEmpty]: Start isEmpty. Operand 334 states and 855 transitions. [2018-10-01 02:54:23,580 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-10-01 02:54:23,580 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:54:23,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:54:23,589 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:54:29,380 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:54:29,381 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 860 states to 337 states and 860 transitions. [2018-10-01 02:54:29,381 INFO L276 IsEmpty]: Start isEmpty. Operand 337 states and 860 transitions. [2018-10-01 02:54:29,382 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-10-01 02:54:29,382 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:54:29,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:54:29,392 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:54:31,288 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:54:31,289 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 861 states to 338 states and 861 transitions. [2018-10-01 02:54:31,289 INFO L276 IsEmpty]: Start isEmpty. Operand 338 states and 861 transitions. [2018-10-01 02:54:31,289 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-10-01 02:54:31,289 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:54:31,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:54:31,299 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:54:35,210 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:54:35,211 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 864 states to 340 states and 864 transitions. [2018-10-01 02:54:35,211 INFO L276 IsEmpty]: Start isEmpty. Operand 340 states and 864 transitions. [2018-10-01 02:54:35,211 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-10-01 02:54:35,211 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:54:35,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:54:35,219 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:54:36,978 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:54:36,979 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 865 states to 341 states and 865 transitions. [2018-10-01 02:54:36,979 INFO L276 IsEmpty]: Start isEmpty. Operand 341 states and 865 transitions. [2018-10-01 02:54:36,980 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-10-01 02:54:36,980 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:54:36,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:54:36,988 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:54:43,615 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:54:43,616 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 870 states to 344 states and 870 transitions. [2018-10-01 02:54:43,616 INFO L276 IsEmpty]: Start isEmpty. Operand 344 states and 870 transitions. [2018-10-01 02:54:43,616 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-10-01 02:54:43,616 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:54:43,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:54:43,626 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:54:55,331 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:54:55,332 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 888 states to 350 states and 888 transitions. [2018-10-01 02:54:55,332 INFO L276 IsEmpty]: Start isEmpty. Operand 350 states and 888 transitions. [2018-10-01 02:54:55,332 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-10-01 02:54:55,332 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:54:55,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:54:55,342 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:55:04,756 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:55:04,757 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 907 states to 355 states and 907 transitions. [2018-10-01 02:55:04,757 INFO L276 IsEmpty]: Start isEmpty. Operand 355 states and 907 transitions. [2018-10-01 02:55:04,758 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-10-01 02:55:04,758 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:55:04,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:55:04,768 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:55:07,870 WARN L178 SmtUtils]: Spent 123.00 ms on a formula simplification that was a NOOP. DAG size: 22 [2018-10-01 02:55:08,468 WARN L178 SmtUtils]: Spent 191.00 ms on a formula simplification. DAG size of input: 22 DAG size of output: 19 [2018-10-01 02:55:14,605 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:55:14,606 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 914 states to 358 states and 914 transitions. [2018-10-01 02:55:14,606 INFO L276 IsEmpty]: Start isEmpty. Operand 358 states and 914 transitions. [2018-10-01 02:55:14,606 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-10-01 02:55:14,607 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:55:14,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:55:14,616 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:55:23,305 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:55:23,305 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 921 states to 362 states and 921 transitions. [2018-10-01 02:55:23,305 INFO L276 IsEmpty]: Start isEmpty. Operand 362 states and 921 transitions. [2018-10-01 02:55:23,306 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-10-01 02:55:23,306 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:55:23,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:55:23,314 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:55:25,278 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:55:25,278 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 922 states to 363 states and 922 transitions. [2018-10-01 02:55:25,278 INFO L276 IsEmpty]: Start isEmpty. Operand 363 states and 922 transitions. [2018-10-01 02:55:25,279 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-10-01 02:55:25,279 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:55:25,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:55:25,288 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:55:32,064 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:55:32,065 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 928 states to 366 states and 928 transitions. [2018-10-01 02:55:32,065 INFO L276 IsEmpty]: Start isEmpty. Operand 366 states and 928 transitions. [2018-10-01 02:55:32,066 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-10-01 02:55:32,066 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:55:32,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:55:32,074 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:55:34,302 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:55:34,302 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 929 states to 367 states and 929 transitions. [2018-10-01 02:55:34,302 INFO L276 IsEmpty]: Start isEmpty. Operand 367 states and 929 transitions. [2018-10-01 02:55:34,303 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-10-01 02:55:34,303 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:55:34,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:55:34,313 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:55:38,654 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:55:38,655 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 932 states to 369 states and 932 transitions. [2018-10-01 02:55:38,655 INFO L276 IsEmpty]: Start isEmpty. Operand 369 states and 932 transitions. [2018-10-01 02:55:38,656 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-10-01 02:55:38,656 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:55:38,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:55:38,664 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:55:42,950 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:55:42,951 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 937 states to 371 states and 937 transitions. [2018-10-01 02:55:42,951 INFO L276 IsEmpty]: Start isEmpty. Operand 371 states and 937 transitions. [2018-10-01 02:55:42,951 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-10-01 02:55:42,952 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:55:42,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:55:42,960 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:55:51,051 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:55:51,052 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 947 states to 375 states and 947 transitions. [2018-10-01 02:55:51,052 INFO L276 IsEmpty]: Start isEmpty. Operand 375 states and 947 transitions. [2018-10-01 02:55:51,052 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-10-01 02:55:51,053 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:55:51,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:55:51,060 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:55:57,540 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:55:57,541 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 952 states to 378 states and 952 transitions. [2018-10-01 02:55:57,541 INFO L276 IsEmpty]: Start isEmpty. Operand 378 states and 952 transitions. [2018-10-01 02:55:57,541 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-10-01 02:55:57,541 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:55:57,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:55:57,548 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:56:02,131 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:56:02,132 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 955 states to 380 states and 955 transitions. [2018-10-01 02:56:02,132 INFO L276 IsEmpty]: Start isEmpty. Operand 380 states and 955 transitions. [2018-10-01 02:56:02,133 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-10-01 02:56:02,133 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:56:02,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:56:02,144 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:56:04,620 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:56:04,621 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 956 states to 381 states and 956 transitions. [2018-10-01 02:56:04,621 INFO L276 IsEmpty]: Start isEmpty. Operand 381 states and 956 transitions. [2018-10-01 02:56:04,621 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-10-01 02:56:04,622 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:56:04,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:56:04,631 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:56:06,780 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:56:06,781 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 957 states to 382 states and 957 transitions. [2018-10-01 02:56:06,781 INFO L276 IsEmpty]: Start isEmpty. Operand 382 states and 957 transitions. [2018-10-01 02:56:06,782 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-10-01 02:56:06,782 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:56:06,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:56:06,790 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:56:10,870 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:56:10,871 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 961 states to 384 states and 961 transitions. [2018-10-01 02:56:10,871 INFO L276 IsEmpty]: Start isEmpty. Operand 384 states and 961 transitions. [2018-10-01 02:56:10,871 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-10-01 02:56:10,872 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:56:10,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:56:10,879 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:56:14,731 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:56:14,732 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 965 states to 386 states and 965 transitions. [2018-10-01 02:56:14,732 INFO L276 IsEmpty]: Start isEmpty. Operand 386 states and 965 transitions. [2018-10-01 02:56:14,733 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-10-01 02:56:14,733 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:56:14,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:56:14,740 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:56:16,584 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:56:16,585 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 966 states to 387 states and 966 transitions. [2018-10-01 02:56:16,585 INFO L276 IsEmpty]: Start isEmpty. Operand 387 states and 966 transitions. [2018-10-01 02:56:16,585 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-10-01 02:56:16,585 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:56:16,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:56:16,593 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:56:18,887 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:56:18,888 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 967 states to 388 states and 967 transitions. [2018-10-01 02:56:18,888 INFO L276 IsEmpty]: Start isEmpty. Operand 388 states and 967 transitions. [2018-10-01 02:56:18,888 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-10-01 02:56:18,888 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:56:18,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:56:18,895 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:56:20,952 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:56:20,953 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 968 states to 389 states and 968 transitions. [2018-10-01 02:56:20,953 INFO L276 IsEmpty]: Start isEmpty. Operand 389 states and 968 transitions. [2018-10-01 02:56:20,953 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-10-01 02:56:20,953 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:56:20,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:56:31,799 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 55 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:57:09,303 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:57:09,304 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1024 states to 400 states and 1024 transitions. [2018-10-01 02:57:09,304 INFO L276 IsEmpty]: Start isEmpty. Operand 400 states and 1024 transitions. [2018-10-01 02:57:09,305 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-10-01 02:57:09,305 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:57:09,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:57:09,313 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 55 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:57:27,852 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:57:27,853 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1037 states to 407 states and 1037 transitions. [2018-10-01 02:57:27,853 INFO L276 IsEmpty]: Start isEmpty. Operand 407 states and 1037 transitions. [2018-10-01 02:57:27,853 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-10-01 02:57:27,853 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:57:27,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:57:27,862 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 55 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:57:37,074 WARN L178 SmtUtils]: Spent 180.00 ms on a formula simplification. DAG size of input: 21 DAG size of output: 14 [2018-10-01 02:57:44,788 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:57:44,788 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1053 states to 413 states and 1053 transitions. [2018-10-01 02:57:44,789 INFO L276 IsEmpty]: Start isEmpty. Operand 413 states and 1053 transitions. [2018-10-01 02:57:44,789 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-10-01 02:57:44,789 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:57:44,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:57:44,798 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 55 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:57:54,856 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:57:54,856 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1060 states to 417 states and 1060 transitions. [2018-10-01 02:57:54,856 INFO L276 IsEmpty]: Start isEmpty. Operand 417 states and 1060 transitions. [2018-10-01 02:57:54,857 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-10-01 02:57:54,857 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:57:54,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:57:54,867 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 55 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:57:57,161 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:57:57,161 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1061 states to 418 states and 1061 transitions. [2018-10-01 02:57:57,162 INFO L276 IsEmpty]: Start isEmpty. Operand 418 states and 1061 transitions. [2018-10-01 02:57:57,162 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-10-01 02:57:57,162 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:57:57,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:57:57,173 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 55 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:58:11,480 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:58:11,481 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1071 states to 423 states and 1071 transitions. [2018-10-01 02:58:11,481 INFO L276 IsEmpty]: Start isEmpty. Operand 423 states and 1071 transitions. [2018-10-01 02:58:11,481 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-10-01 02:58:11,481 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:58:11,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:58:11,490 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 55 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:58:18,711 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:58:18,711 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1076 states to 426 states and 1076 transitions. [2018-10-01 02:58:18,711 INFO L276 IsEmpty]: Start isEmpty. Operand 426 states and 1076 transitions. [2018-10-01 02:58:18,712 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-10-01 02:58:18,712 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:58:18,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:58:18,721 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 55 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:58:27,066 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:58:27,067 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1081 states to 429 states and 1081 transitions. [2018-10-01 02:58:27,067 INFO L276 IsEmpty]: Start isEmpty. Operand 429 states and 1081 transitions. [2018-10-01 02:58:27,067 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-10-01 02:58:27,067 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:58:27,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:58:27,076 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 55 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:58:49,947 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:58:49,948 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1118 states to 438 states and 1118 transitions. [2018-10-01 02:58:49,948 INFO L276 IsEmpty]: Start isEmpty. Operand 438 states and 1118 transitions. [2018-10-01 02:58:49,948 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-10-01 02:58:49,948 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:58:49,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:58:49,956 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 55 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:59:11,373 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:59:11,374 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1140 states to 446 states and 1140 transitions. [2018-10-01 02:59:11,374 INFO L276 IsEmpty]: Start isEmpty. Operand 446 states and 1140 transitions. [2018-10-01 02:59:11,375 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-10-01 02:59:11,375 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:59:11,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:59:11,384 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 55 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:59:22,476 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:59:22,477 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1147 states to 450 states and 1147 transitions. [2018-10-01 02:59:22,477 INFO L276 IsEmpty]: Start isEmpty. Operand 450 states and 1147 transitions. [2018-10-01 02:59:22,477 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-10-01 02:59:22,477 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:59:22,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:59:22,485 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 55 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:59:40,054 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:59:40,054 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1158 states to 456 states and 1158 transitions. [2018-10-01 02:59:40,054 INFO L276 IsEmpty]: Start isEmpty. Operand 456 states and 1158 transitions. [2018-10-01 02:59:40,055 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-10-01 02:59:40,055 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:59:40,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:59:40,063 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 55 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:59:45,156 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:59:45,157 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1161 states to 458 states and 1161 transitions. [2018-10-01 02:59:45,157 INFO L276 IsEmpty]: Start isEmpty. Operand 458 states and 1161 transitions. [2018-10-01 02:59:45,157 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-10-01 02:59:45,158 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:59:45,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:59:45,166 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 55 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:59:59,309 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:59:59,309 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1170 states to 463 states and 1170 transitions. [2018-10-01 02:59:59,309 INFO L276 IsEmpty]: Start isEmpty. Operand 463 states and 1170 transitions. [2018-10-01 02:59:59,310 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-10-01 02:59:59,310 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:59:59,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:59:59,318 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 55 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:00:07,569 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:00:07,570 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1175 states to 466 states and 1175 transitions. [2018-10-01 03:00:07,570 INFO L276 IsEmpty]: Start isEmpty. Operand 466 states and 1175 transitions. [2018-10-01 03:00:07,570 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-10-01 03:00:07,570 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:00:07,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:00:07,578 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 55 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:00:10,733 WARN L178 SmtUtils]: Spent 293.00 ms on a formula simplification. DAG size of input: 29 DAG size of output: 22 [2018-10-01 03:00:13,223 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:00:13,224 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1178 states to 468 states and 1178 transitions. [2018-10-01 03:00:13,224 INFO L276 IsEmpty]: Start isEmpty. Operand 468 states and 1178 transitions. [2018-10-01 03:00:13,224 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-10-01 03:00:13,224 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:00:13,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:00:13,234 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 55 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:00:32,127 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:00:32,128 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1190 states to 474 states and 1190 transitions. [2018-10-01 03:00:32,128 INFO L276 IsEmpty]: Start isEmpty. Operand 474 states and 1190 transitions. [2018-10-01 03:00:32,128 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-10-01 03:00:32,128 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:00:32,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:00:32,137 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 55 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:00:34,830 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:00:34,831 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1191 states to 475 states and 1191 transitions. [2018-10-01 03:00:34,831 INFO L276 IsEmpty]: Start isEmpty. Operand 475 states and 1191 transitions. [2018-10-01 03:00:34,831 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-10-01 03:00:34,831 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:00:34,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:00:34,839 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 55 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:00:37,876 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:00:37,877 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1192 states to 476 states and 1192 transitions. [2018-10-01 03:00:37,877 INFO L276 IsEmpty]: Start isEmpty. Operand 476 states and 1192 transitions. [2018-10-01 03:00:37,877 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-10-01 03:00:37,877 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:00:37,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:00:37,886 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 55 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:00:53,079 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:00:53,079 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1201 states to 481 states and 1201 transitions. [2018-10-01 03:00:53,080 INFO L276 IsEmpty]: Start isEmpty. Operand 481 states and 1201 transitions. [2018-10-01 03:00:53,080 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-10-01 03:00:53,080 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:00:53,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:00:53,090 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 55 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:01:06,417 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:01:06,418 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1208 states to 485 states and 1208 transitions. [2018-10-01 03:01:06,418 INFO L276 IsEmpty]: Start isEmpty. Operand 485 states and 1208 transitions. [2018-10-01 03:01:06,418 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-10-01 03:01:06,418 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:01:06,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:01:06,430 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 55 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:01:29,301 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:01:29,302 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1232 states to 492 states and 1232 transitions. [2018-10-01 03:01:29,302 INFO L276 IsEmpty]: Start isEmpty. Operand 492 states and 1232 transitions. [2018-10-01 03:01:29,303 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-10-01 03:01:29,303 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:01:29,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:01:29,312 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 55 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:01:35,891 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:01:35,892 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1235 states to 494 states and 1235 transitions. [2018-10-01 03:01:35,892 INFO L276 IsEmpty]: Start isEmpty. Operand 494 states and 1235 transitions. [2018-10-01 03:01:35,892 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-10-01 03:01:35,892 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:01:35,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:01:35,900 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 55 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. Received shutdown request... [2018-10-01 03:01:45,608 INFO L256 ToolchainWalker]: Toolchain cancelled while executing plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck. Reason: Timeout or Toolchain cancelled by user [2018-10-01 03:01:45,611 INFO L168 Benchmark]: Toolchain (without parser) took 816858.98 ms. Allocated memory was 1.5 GB in the beginning and 3.3 GB in the end (delta: 1.8 GB). Free memory was 1.5 GB in the beginning and 790.8 MB in the end (delta: 678.0 MB). Peak memory consumption was 2.4 GB. Max. memory is 7.1 GB. [2018-10-01 03:01:45,611 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.21 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-10-01 03:01:45,612 INFO L168 Benchmark]: Boogie Procedure Inliner took 41.60 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-10-01 03:01:45,612 INFO L168 Benchmark]: Boogie Preprocessor took 20.15 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-10-01 03:01:45,613 INFO L168 Benchmark]: RCFGBuilder took 213.09 ms. Allocated memory is still 1.5 GB. Free memory was 1.5 GB in the beginning and 1.4 GB in the end (delta: 21.1 MB). Peak memory consumption was 21.1 MB. Max. memory is 7.1 GB. [2018-10-01 03:01:45,613 INFO L168 Benchmark]: CodeCheck took 816578.60 ms. Allocated memory was 1.5 GB in the beginning and 3.3 GB in the end (delta: 1.8 GB). Free memory was 1.4 GB in the beginning and 790.8 MB in the end (delta: 656.9 MB). Peak memory consumption was 2.4 GB. Max. memory is 7.1 GB. [2018-10-01 03:01:45,616 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - TimeoutResult: Timeout (de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck) Toolchain cancelled while PredicateComparison was comparing new predicate (quantifier-free) to 2081 known predicates. * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Boogie PL CUP Parser took 0.21 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 41.60 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Preprocessor took 20.15 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 213.09 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 816578.60 ms. Allocated memory was 1.5 GB in the beginning and 3.3 GB in the end (delta: 1.8 GB). Free memory was 1.4 GB in the beginning and 790.8 MB in the end (delta: 656.9 MB). Peak memory consumption was 2.4 GB. 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/GeometricalCake.bpl_svcomp-Reach-32bit-Kojak_Default.epf_KojakBplInline.xml/Csv-Benchmark-0-2018-10-01_03-01-45-625.csv Completed graceful shutdown