java -Xmx8000000000 -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data --generate-csv --csv-dir csv -tc ../../../trunk/examples/toolchains/KojakBplInline.xml -s ../../../trunk/examples/settings/pu-bench/svcomp-Reach-32bit-Kojak_Default_PUPT.epf -i ../../../trunk/examples/programs/real-life/threadpooling_out2.mover.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.23-9f4048f-m [2018-10-04 14:42:32,660 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-04 14:42:32,661 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-04 14:42:32,673 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-04 14:42:32,673 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-04 14:42:32,674 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-04 14:42:32,675 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-04 14:42:32,677 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-04 14:42:32,679 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-04 14:42:32,680 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-04 14:42:32,680 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-04 14:42:32,681 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-04 14:42:32,682 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-04 14:42:32,683 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-04 14:42:32,684 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-04 14:42:32,684 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-04 14:42:32,685 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-04 14:42:32,687 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-04 14:42:32,690 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-04 14:42:32,692 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-04 14:42:32,695 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-04 14:42:32,696 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-04 14:42:32,704 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-04 14:42:32,704 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-04 14:42:32,705 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-04 14:42:32,706 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-04 14:42:32,708 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-04 14:42:32,712 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-04 14:42:32,713 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-04 14:42:32,715 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-04 14:42:32,715 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-04 14:42:32,716 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-04 14:42:32,716 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-04 14:42:32,716 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-04 14:42:32,717 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-04 14:42:32,718 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-04 14:42:32,718 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/pu-bench/svcomp-Reach-32bit-Kojak_Default_PUPT.epf [2018-10-04 14:42:32,751 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-04 14:42:32,751 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-04 14:42:32,752 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-04 14:42:32,752 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-10-04 14:42:32,754 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-10-04 14:42:32,754 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-10-04 14:42:32,754 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-04 14:42:32,754 INFO L133 SettingsManager]: * sizeof long=4 [2018-10-04 14:42:32,755 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-10-04 14:42:32,755 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-10-04 14:42:32,755 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-04 14:42:32,755 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-04 14:42:32,755 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-04 14:42:32,756 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-04 14:42:32,757 INFO L133 SettingsManager]: * sizeof long double=12 [2018-10-04 14:42:32,757 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-04 14:42:32,757 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-04 14:42:32,757 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-10-04 14:42:32,758 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-10-04 14:42:32,759 INFO L133 SettingsManager]: * Use predicate trie based predicate unification=true [2018-10-04 14:42:32,759 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-04 14:42:32,760 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-04 14:42:32,760 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-10-04 14:42:32,760 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-04 14:42:32,760 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-04 14:42:32,760 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-04 14:42:32,761 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-10-04 14:42:32,761 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-04 14:42:32,761 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-10-04 14:42:32,761 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-10-04 14:42:32,832 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-04 14:42:32,853 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-04 14:42:32,860 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-04 14:42:32,861 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2018-10-04 14:42:32,862 INFO L276 PluginConnector]: Boogie PL CUP Parser initialized [2018-10-04 14:42:32,863 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/real-life/threadpooling_out2.mover.bpl [2018-10-04 14:42:32,863 INFO L111 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/real-life/threadpooling_out2.mover.bpl' [2018-10-04 14:42:32,920 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-04 14:42:32,922 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-10-04 14:42:32,923 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-04 14:42:32,923 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-04 14:42:32,924 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-04 14:42:32,944 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "threadpooling_out2.mover.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.10 02:42:32" (1/1) ... [2018-10-04 14:42:32,958 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "threadpooling_out2.mover.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.10 02:42:32" (1/1) ... [2018-10-04 14:42:32,963 WARN L165 Inliner]: Program contained no entry procedure! [2018-10-04 14:42:32,963 WARN L168 Inliner]: Missing entry procedures: [ULTIMATE.start] [2018-10-04 14:42:32,963 WARN L175 Inliner]: Fallback enabled. All procedures will be processed. [2018-10-04 14:42:32,966 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-04 14:42:32,967 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-04 14:42:32,967 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-04 14:42:32,967 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-04 14:42:32,979 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "threadpooling_out2.mover.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.10 02:42:32" (1/1) ... [2018-10-04 14:42:32,980 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "threadpooling_out2.mover.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.10 02:42:32" (1/1) ... [2018-10-04 14:42:32,981 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "threadpooling_out2.mover.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.10 02:42:32" (1/1) ... [2018-10-04 14:42:32,982 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "threadpooling_out2.mover.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.10 02:42:32" (1/1) ... [2018-10-04 14:42:32,985 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "threadpooling_out2.mover.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.10 02:42:32" (1/1) ... [2018-10-04 14:42:32,989 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "threadpooling_out2.mover.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.10 02:42:32" (1/1) ... [2018-10-04 14:42:32,990 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "threadpooling_out2.mover.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.10 02:42:32" (1/1) ... [2018-10-04 14:42:32,992 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-04 14:42:32,993 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-04 14:42:32,993 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-04 14:42:32,993 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-04 14:42:32,994 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "threadpooling_out2.mover.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.10 02:42:32" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-10-04 14:42:33,079 INFO L124 BoogieDeclarations]: Specification and implementation of procedure product given in one single declaration [2018-10-04 14:42:33,080 INFO L130 BoogieDeclarations]: Found specification of procedure product [2018-10-04 14:42:33,080 INFO L138 BoogieDeclarations]: Found implementation of procedure product [2018-10-04 14:42:33,639 INFO L338 CfgBuilder]: Using library mode [2018-10-04 14:42:33,640 INFO L202 PluginConnector]: Adding new model threadpooling_out2.mover.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.10 02:42:33 BoogieIcfgContainer [2018-10-04 14:42:33,640 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-10-04 14:42:33,641 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-10-04 14:42:33,641 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-10-04 14:42:33,651 INFO L276 PluginConnector]: CodeCheck initialized [2018-10-04 14:42:33,652 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "threadpooling_out2.mover.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.10 02:42:33" (1/1) ... [2018-10-04 14:42:33,668 INFO L108 BPredicateUnifier]: Initialized predicate-trie based predicate unifier [2018-10-04 14:42:33,697 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:42:33,705 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 16 states and 31 transitions. [2018-10-04 14:42:33,706 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 31 transitions. [2018-10-04 14:42:33,712 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-10-04 14:42:33,712 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:42:33,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:42:33,912 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:42:34,507 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:42:34,507 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 19 states and 45 transitions. [2018-10-04 14:42:34,508 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 45 transitions. [2018-10-04 14:42:34,508 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-10-04 14:42:34,509 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:42:34,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:42:34,713 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:42:35,811 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:42:35,813 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 22 states and 61 transitions. [2018-10-04 14:42:35,813 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 61 transitions. [2018-10-04 14:42:35,814 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-10-04 14:42:35,814 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:42:35,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:42:35,862 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:42:36,158 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:42:36,160 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 24 states and 73 transitions. [2018-10-04 14:42:36,160 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 73 transitions. [2018-10-04 14:42:36,161 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-10-04 14:42:36,161 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:42:36,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:42:36,275 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:42:37,114 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:42:37,116 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 27 states and 90 transitions. [2018-10-04 14:42:37,116 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 90 transitions. [2018-10-04 14:42:37,117 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-10-04 14:42:37,117 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:42:37,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:42:37,270 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:42:38,083 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:42:38,085 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 30 states and 112 transitions. [2018-10-04 14:42:38,086 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 112 transitions. [2018-10-04 14:42:38,087 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-10-04 14:42:38,088 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:42:38,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:42:38,125 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:42:38,490 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:42:38,492 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 31 states and 118 transitions. [2018-10-04 14:42:38,492 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 118 transitions. [2018-10-04 14:42:38,494 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:42:38,494 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:42:38,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:42:38,584 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:42:39,705 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:42:39,707 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 141 states to 35 states and 141 transitions. [2018-10-04 14:42:39,707 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 141 transitions. [2018-10-04 14:42:39,708 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:42:39,709 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:42:39,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:42:39,823 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:42:40,660 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:42:40,661 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 146 states to 36 states and 146 transitions. [2018-10-04 14:42:40,661 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 146 transitions. [2018-10-04 14:42:40,662 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:42:40,662 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:42:40,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:42:40,739 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:42:41,620 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:42:41,621 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 151 states to 37 states and 151 transitions. [2018-10-04 14:42:41,622 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 151 transitions. [2018-10-04 14:42:41,622 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:42:41,623 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:42:41,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:42:41,812 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:42:43,166 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:42:43,167 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 176 states to 41 states and 176 transitions. [2018-10-04 14:42:43,168 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 176 transitions. [2018-10-04 14:42:43,169 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:42:43,169 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:42:43,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:42:43,277 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:42:43,791 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:42:43,793 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 183 states to 42 states and 183 transitions. [2018-10-04 14:42:43,793 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 183 transitions. [2018-10-04 14:42:43,794 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:42:43,794 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:42:43,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:42:44,051 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:42:44,724 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:42:44,725 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 191 states to 43 states and 191 transitions. [2018-10-04 14:42:44,726 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 191 transitions. [2018-10-04 14:42:44,727 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:42:44,727 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:42:44,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:42:44,787 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:42:45,180 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:42:45,182 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 195 states to 44 states and 195 transitions. [2018-10-04 14:42:45,182 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 195 transitions. [2018-10-04 14:42:45,183 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:42:45,183 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:42:45,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:42:45,292 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:42:46,612 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:42:46,613 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 216 states to 47 states and 216 transitions. [2018-10-04 14:42:46,614 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 216 transitions. [2018-10-04 14:42:46,615 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:42:46,615 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:42:46,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:42:46,715 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:42:48,081 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:42:48,082 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 243 states to 50 states and 243 transitions. [2018-10-04 14:42:48,082 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 243 transitions. [2018-10-04 14:42:48,084 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:42:48,084 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:42:48,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:42:48,326 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:42:49,515 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:42:49,516 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 268 states to 52 states and 268 transitions. [2018-10-04 14:42:49,516 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 268 transitions. [2018-10-04 14:42:49,517 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:42:49,517 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:42:49,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:42:49,554 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:42:50,655 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:42:50,655 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 294 states to 54 states and 294 transitions. [2018-10-04 14:42:50,656 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 294 transitions. [2018-10-04 14:42:50,656 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:42:50,656 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:42:50,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:42:50,785 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:42:51,646 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:42:51,647 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 311 states to 55 states and 311 transitions. [2018-10-04 14:42:51,647 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 311 transitions. [2018-10-04 14:42:51,648 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-10-04 14:42:51,648 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:42:51,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:42:51,735 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:42:53,200 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:42:53,201 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 331 states to 57 states and 331 transitions. [2018-10-04 14:42:53,201 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 331 transitions. [2018-10-04 14:42:53,202 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-10-04 14:42:53,202 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:42:53,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:42:53,269 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:42:53,907 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:42:53,907 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 337 states to 58 states and 337 transitions. [2018-10-04 14:42:53,908 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 337 transitions. [2018-10-04 14:42:53,909 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-10-04 14:42:53,909 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:42:53,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:42:54,108 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:42:55,551 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:42:55,551 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 355 states to 60 states and 355 transitions. [2018-10-04 14:42:55,551 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 355 transitions. [2018-10-04 14:42:55,552 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-10-04 14:42:55,552 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:42:55,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:42:55,728 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:42:57,858 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:42:57,859 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 379 states to 62 states and 379 transitions. [2018-10-04 14:42:57,859 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 379 transitions. [2018-10-04 14:42:57,860 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-10-04 14:42:57,860 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:42:57,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:42:57,904 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:42:58,585 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:42:58,586 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 388 states to 63 states and 388 transitions. [2018-10-04 14:42:58,587 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 388 transitions. [2018-10-04 14:42:58,587 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-10-04 14:42:58,588 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:42:58,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:42:58,605 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:42:59,428 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:42:59,429 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 403 states to 64 states and 403 transitions. [2018-10-04 14:42:59,429 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 403 transitions. [2018-10-04 14:42:59,430 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-10-04 14:42:59,430 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:42:59,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:42:59,461 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:43:01,688 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:43:01,689 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 425 states to 66 states and 425 transitions. [2018-10-04 14:43:01,690 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 425 transitions. [2018-10-04 14:43:01,690 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-10-04 14:43:01,690 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:43:01,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:43:01,712 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:43:02,573 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:43:02,574 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 437 states to 67 states and 437 transitions. [2018-10-04 14:43:02,575 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 437 transitions. [2018-10-04 14:43:02,576 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-10-04 14:43:02,576 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:43:02,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:43:02,598 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:43:04,338 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:43:04,339 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 446 states to 68 states and 446 transitions. [2018-10-04 14:43:04,339 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 446 transitions. [2018-10-04 14:43:04,340 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-10-04 14:43:04,340 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:43:04,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:43:04,625 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:43:07,203 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:43:07,206 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 471 states to 70 states and 471 transitions. [2018-10-04 14:43:07,206 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 471 transitions. [2018-10-04 14:43:07,206 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-10-04 14:43:07,207 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:43:07,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:43:07,245 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:43:08,230 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:43:08,231 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 480 states to 71 states and 480 transitions. [2018-10-04 14:43:08,231 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 480 transitions. [2018-10-04 14:43:08,231 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-10-04 14:43:08,232 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:43:08,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:43:08,333 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 14:43:09,265 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:43:09,266 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 491 states to 72 states and 491 transitions. [2018-10-04 14:43:09,266 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 491 transitions. [2018-10-04 14:43:09,267 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-10-04 14:43:09,267 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:43:09,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:43:09,611 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:43:12,286 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:43:12,287 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 536 states to 75 states and 536 transitions. [2018-10-04 14:43:12,287 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 536 transitions. [2018-10-04 14:43:12,287 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-10-04 14:43:12,288 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:43:12,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:43:12,326 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:43:13,286 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:43:13,287 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 554 states to 76 states and 554 transitions. [2018-10-04 14:43:13,287 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 554 transitions. [2018-10-04 14:43:13,287 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-10-04 14:43:13,288 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:43:13,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:43:13,495 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:43:17,000 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:43:17,001 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 597 states to 80 states and 597 transitions. [2018-10-04 14:43:17,001 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 597 transitions. [2018-10-04 14:43:17,001 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-10-04 14:43:17,002 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:43:17,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:43:17,090 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:43:18,005 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:43:18,006 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 601 states to 81 states and 601 transitions. [2018-10-04 14:43:18,006 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 601 transitions. [2018-10-04 14:43:18,007 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-10-04 14:43:18,007 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:43:18,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:43:18,035 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:43:18,808 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:43:18,809 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 620 states to 82 states and 620 transitions. [2018-10-04 14:43:18,809 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 620 transitions. [2018-10-04 14:43:18,809 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-10-04 14:43:18,809 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:43:18,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:43:19,142 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:43:20,808 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:43:20,809 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 648 states to 84 states and 648 transitions. [2018-10-04 14:43:20,809 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 648 transitions. [2018-10-04 14:43:20,809 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-10-04 14:43:20,810 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:43:20,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:43:20,833 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:43:21,891 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:43:21,891 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 662 states to 85 states and 662 transitions. [2018-10-04 14:43:21,892 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 662 transitions. [2018-10-04 14:43:21,892 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-10-04 14:43:21,892 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:43:21,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:43:22,065 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:43:24,424 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:43:24,425 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 695 states to 87 states and 695 transitions. [2018-10-04 14:43:24,425 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 695 transitions. [2018-10-04 14:43:24,426 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-10-04 14:43:24,426 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:43:24,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:43:24,510 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:43:25,755 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:43:25,757 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 700 states to 88 states and 700 transitions. [2018-10-04 14:43:25,757 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 700 transitions. [2018-10-04 14:43:25,758 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-10-04 14:43:25,758 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:43:25,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:43:25,889 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 14:43:27,106 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:43:27,107 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 711 states to 89 states and 711 transitions. [2018-10-04 14:43:27,107 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 711 transitions. [2018-10-04 14:43:27,107 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-10-04 14:43:27,107 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:43:27,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:43:27,162 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:43:28,222 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:43:28,223 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 717 states to 90 states and 717 transitions. [2018-10-04 14:43:28,223 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 717 transitions. [2018-10-04 14:43:28,223 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-10-04 14:43:28,223 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:43:28,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:43:28,474 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:43:29,495 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:43:29,496 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 722 states to 91 states and 722 transitions. [2018-10-04 14:43:29,496 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 722 transitions. [2018-10-04 14:43:29,496 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-10-04 14:43:29,496 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:43:29,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:43:29,673 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 14:43:30,588 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:43:30,589 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 729 states to 92 states and 729 transitions. [2018-10-04 14:43:30,589 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 729 transitions. [2018-10-04 14:43:30,590 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-10-04 14:43:30,590 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:43:30,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:43:30,609 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:43:33,302 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:43:33,303 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 773 states to 95 states and 773 transitions. [2018-10-04 14:43:33,303 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 773 transitions. [2018-10-04 14:43:33,304 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-10-04 14:43:33,304 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:43:33,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:43:33,376 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:43:34,492 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:43:34,492 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 783 states to 96 states and 783 transitions. [2018-10-04 14:43:34,492 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 783 transitions. [2018-10-04 14:43:34,493 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-10-04 14:43:34,493 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:43:34,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:43:35,043 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:43:37,158 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:43:37,159 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 808 states to 98 states and 808 transitions. [2018-10-04 14:43:37,159 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 808 transitions. [2018-10-04 14:43:37,160 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-10-04 14:43:37,160 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:43:37,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:43:37,188 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:43:38,995 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:43:38,996 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 826 states to 100 states and 826 transitions. [2018-10-04 14:43:38,996 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 826 transitions. [2018-10-04 14:43:38,997 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-10-04 14:43:38,997 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:43:38,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:43:39,023 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:43:40,305 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:43:40,306 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 843 states to 101 states and 843 transitions. [2018-10-04 14:43:40,306 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 843 transitions. [2018-10-04 14:43:40,307 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-10-04 14:43:40,307 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:43:40,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:43:40,390 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:43:41,723 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:43:41,724 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 858 states to 102 states and 858 transitions. [2018-10-04 14:43:41,724 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 858 transitions. [2018-10-04 14:43:41,724 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-10-04 14:43:41,725 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:43:41,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:43:41,930 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:43:43,353 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:43:43,354 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 874 states to 103 states and 874 transitions. [2018-10-04 14:43:43,355 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 874 transitions. [2018-10-04 14:43:43,355 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-10-04 14:43:43,355 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:43:43,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:43:43,389 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:43:44,432 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:43:44,432 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 898 states to 104 states and 898 transitions. [2018-10-04 14:43:44,433 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 898 transitions. [2018-10-04 14:43:44,433 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-10-04 14:43:44,433 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:43:44,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:43:44,441 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:43:45,672 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:43:45,673 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 905 states to 105 states and 905 transitions. [2018-10-04 14:43:45,673 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 905 transitions. [2018-10-04 14:43:45,673 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-10-04 14:43:45,673 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:43:45,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:43:46,065 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:43:48,648 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:43:48,649 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 934 states to 107 states and 934 transitions. [2018-10-04 14:43:48,649 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 934 transitions. [2018-10-04 14:43:48,650 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-10-04 14:43:48,650 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:43:48,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:43:48,663 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:43:50,649 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:43:50,650 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 950 states to 109 states and 950 transitions. [2018-10-04 14:43:50,650 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 950 transitions. [2018-10-04 14:43:50,651 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-10-04 14:43:50,651 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:43:50,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:43:50,795 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:43:53,010 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:43:53,010 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 980 states to 111 states and 980 transitions. [2018-10-04 14:43:53,010 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 980 transitions. [2018-10-04 14:43:53,011 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-10-04 14:43:53,011 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:43:53,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:43:53,046 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:43:55,157 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:43:55,158 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1008 states to 113 states and 1008 transitions. [2018-10-04 14:43:55,158 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 1008 transitions. [2018-10-04 14:43:55,159 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-10-04 14:43:55,159 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:43:55,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:43:55,206 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 14:43:56,332 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:43:56,332 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1012 states to 114 states and 1012 transitions. [2018-10-04 14:43:56,333 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 1012 transitions. [2018-10-04 14:43:56,333 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-10-04 14:43:56,333 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:43:56,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:43:56,362 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:43:58,087 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:43:58,088 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1035 states to 115 states and 1035 transitions. [2018-10-04 14:43:58,088 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 1035 transitions. [2018-10-04 14:43:58,088 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-10-04 14:43:58,088 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:43:58,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:43:58,470 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 14:44:01,036 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:44:01,037 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1055 states to 117 states and 1055 transitions. [2018-10-04 14:44:01,037 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 1055 transitions. [2018-10-04 14:44:01,037 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-10-04 14:44:01,037 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:44:01,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:44:01,057 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:44:02,858 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:44:02,859 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1074 states to 118 states and 1074 transitions. [2018-10-04 14:44:02,859 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 1074 transitions. [2018-10-04 14:44:02,859 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-10-04 14:44:02,859 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:44:02,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:44:02,880 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 14:44:04,412 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:44:04,414 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1088 states to 119 states and 1088 transitions. [2018-10-04 14:44:04,414 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 1088 transitions. [2018-10-04 14:44:04,414 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-10-04 14:44:04,415 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:44:04,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:44:04,453 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:44:06,340 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:44:06,341 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1101 states to 120 states and 1101 transitions. [2018-10-04 14:44:06,341 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 1101 transitions. [2018-10-04 14:44:06,341 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-10-04 14:44:06,342 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:44:06,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:44:06,412 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 14:44:08,137 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:44:08,138 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1107 states to 121 states and 1107 transitions. [2018-10-04 14:44:08,138 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 1107 transitions. [2018-10-04 14:44:08,138 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-10-04 14:44:08,139 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:44:08,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:44:08,157 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 14:44:09,531 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:44:09,532 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1113 states to 122 states and 1113 transitions. [2018-10-04 14:44:09,532 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 1113 transitions. [2018-10-04 14:44:09,533 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-10-04 14:44:09,533 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:44:09,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:44:09,562 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:44:12,125 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:44:12,125 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1179 states to 124 states and 1179 transitions. [2018-10-04 14:44:12,126 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 1179 transitions. [2018-10-04 14:44:12,126 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-10-04 14:44:12,126 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:44:12,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:44:12,182 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:44:13,957 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:44:13,958 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1194 states to 125 states and 1194 transitions. [2018-10-04 14:44:13,959 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 1194 transitions. [2018-10-04 14:44:13,959 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-10-04 14:44:13,959 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:44:13,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:44:13,971 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:44:15,647 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:44:15,648 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1205 states to 126 states and 1205 transitions. [2018-10-04 14:44:15,649 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 1205 transitions. [2018-10-04 14:44:15,649 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-10-04 14:44:15,649 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:44:15,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:44:15,700 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 14:44:16,849 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:44:16,850 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1223 states to 127 states and 1223 transitions. [2018-10-04 14:44:16,850 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 1223 transitions. [2018-10-04 14:44:16,850 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-10-04 14:44:16,850 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:44:16,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:44:16,869 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:44:18,804 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:44:18,805 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1241 states to 129 states and 1241 transitions. [2018-10-04 14:44:18,805 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 1241 transitions. [2018-10-04 14:44:18,806 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-10-04 14:44:18,806 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:44:18,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:44:18,827 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 14:44:20,423 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:44:20,425 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1259 states to 130 states and 1259 transitions. [2018-10-04 14:44:20,425 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 1259 transitions. [2018-10-04 14:44:20,425 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-10-04 14:44:20,426 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:44:20,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:44:20,440 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:44:21,936 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:44:21,937 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1277 states to 131 states and 1277 transitions. [2018-10-04 14:44:21,937 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 1277 transitions. [2018-10-04 14:44:21,938 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-10-04 14:44:21,938 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:44:21,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:44:21,956 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 14:44:23,369 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:44:23,370 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1285 states to 132 states and 1285 transitions. [2018-10-04 14:44:23,370 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 1285 transitions. [2018-10-04 14:44:23,371 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-10-04 14:44:23,371 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:44:23,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:44:23,385 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:44:24,812 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:44:24,813 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1300 states to 133 states and 1300 transitions. [2018-10-04 14:44:24,813 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 1300 transitions. [2018-10-04 14:44:24,814 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-10-04 14:44:24,814 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:44:24,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:44:24,901 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 14:44:26,376 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:44:26,377 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1308 states to 134 states and 1308 transitions. [2018-10-04 14:44:26,377 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 1308 transitions. [2018-10-04 14:44:26,378 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-10-04 14:44:26,378 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:44:26,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:44:26,603 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:44:29,791 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:44:29,792 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1348 states to 137 states and 1348 transitions. [2018-10-04 14:44:29,792 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 1348 transitions. [2018-10-04 14:44:29,793 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-10-04 14:44:29,793 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:44:29,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:44:29,814 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:44:31,455 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:44:31,456 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1381 states to 138 states and 1381 transitions. [2018-10-04 14:44:31,456 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 1381 transitions. [2018-10-04 14:44:31,456 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-10-04 14:44:31,456 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:44:31,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:44:31,513 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:44:33,235 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:44:33,236 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1400 states to 139 states and 1400 transitions. [2018-10-04 14:44:33,237 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 1400 transitions. [2018-10-04 14:44:33,237 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-10-04 14:44:33,237 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:44:33,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:44:33,250 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 14:44:35,012 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:44:35,013 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1421 states to 140 states and 1421 transitions. [2018-10-04 14:44:35,013 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 1421 transitions. [2018-10-04 14:44:35,014 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-10-04 14:44:35,014 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:44:35,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:44:35,035 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 14:44:36,530 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:44:36,531 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1436 states to 141 states and 1436 transitions. [2018-10-04 14:44:36,531 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 1436 transitions. [2018-10-04 14:44:36,532 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-10-04 14:44:36,532 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:44:36,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:44:36,540 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 14:44:38,149 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:44:38,149 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1451 states to 142 states and 1451 transitions. [2018-10-04 14:44:38,149 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 1451 transitions. [2018-10-04 14:44:38,150 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-10-04 14:44:38,150 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:44:38,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:44:38,184 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 14:44:39,777 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:44:39,778 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1460 states to 143 states and 1460 transitions. [2018-10-04 14:44:39,778 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 1460 transitions. [2018-10-04 14:44:39,779 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-10-04 14:44:39,779 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:44:39,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:44:40,072 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 4 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:44:42,670 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:44:42,671 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1472 states to 144 states and 1472 transitions. [2018-10-04 14:44:42,671 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 1472 transitions. [2018-10-04 14:44:42,672 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-10-04 14:44:42,672 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:44:42,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:44:42,880 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:44:46,065 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:44:46,066 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1497 states to 146 states and 1497 transitions. [2018-10-04 14:44:46,066 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 1497 transitions. [2018-10-04 14:44:46,067 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-10-04 14:44:46,067 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:44:46,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:44:46,121 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 14:44:49,105 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:44:49,106 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1521 states to 148 states and 1521 transitions. [2018-10-04 14:44:49,106 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 1521 transitions. [2018-10-04 14:44:49,107 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-10-04 14:44:49,107 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:44:49,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:44:49,127 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:44:50,730 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:44:50,731 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1530 states to 149 states and 1530 transitions. [2018-10-04 14:44:50,731 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 1530 transitions. [2018-10-04 14:44:50,731 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-10-04 14:44:50,731 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:44:50,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:44:50,746 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:44:52,804 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:44:52,805 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1542 states to 150 states and 1542 transitions. [2018-10-04 14:44:52,805 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 1542 transitions. [2018-10-04 14:44:52,806 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-10-04 14:44:52,806 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:44:52,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:44:53,006 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 14:44:54,999 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:44:55,000 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1557 states to 151 states and 1557 transitions. [2018-10-04 14:44:55,000 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 1557 transitions. [2018-10-04 14:44:55,001 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-10-04 14:44:55,001 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:44:55,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:44:55,050 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:44:57,123 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:44:57,125 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1571 states to 152 states and 1571 transitions. [2018-10-04 14:44:57,125 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 1571 transitions. [2018-10-04 14:44:57,125 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-10-04 14:44:57,125 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:44:57,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:44:57,464 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 14:45:01,929 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:45:01,930 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1616 states to 155 states and 1616 transitions. [2018-10-04 14:45:01,930 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 1616 transitions. [2018-10-04 14:45:01,931 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-10-04 14:45:01,931 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:45:01,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:45:02,121 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:45:05,845 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:45:05,846 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1645 states to 158 states and 1645 transitions. [2018-10-04 14:45:05,846 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 1645 transitions. [2018-10-04 14:45:05,847 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-10-04 14:45:05,847 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:45:05,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:45:05,875 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 14:45:07,628 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:45:07,629 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1674 states to 159 states and 1674 transitions. [2018-10-04 14:45:07,629 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 1674 transitions. [2018-10-04 14:45:07,630 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-10-04 14:45:07,630 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:45:07,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:45:07,808 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:45:13,275 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:45:13,277 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1712 states to 163 states and 1712 transitions. [2018-10-04 14:45:13,277 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 1712 transitions. [2018-10-04 14:45:13,277 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-10-04 14:45:13,278 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:45:13,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:45:13,350 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 14:45:16,533 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:45:16,534 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1724 states to 165 states and 1724 transitions. [2018-10-04 14:45:16,534 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 1724 transitions. [2018-10-04 14:45:16,535 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-10-04 14:45:16,535 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:45:16,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:45:16,563 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:45:18,159 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:45:18,160 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1730 states to 166 states and 1730 transitions. [2018-10-04 14:45:18,160 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 1730 transitions. [2018-10-04 14:45:18,160 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-10-04 14:45:18,160 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:45:18,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:45:18,176 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:45:19,886 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:45:19,888 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1743 states to 167 states and 1743 transitions. [2018-10-04 14:45:19,888 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 1743 transitions. [2018-10-04 14:45:19,888 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-10-04 14:45:19,888 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:45:19,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:45:19,912 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 14:45:22,313 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:45:22,314 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1770 states to 168 states and 1770 transitions. [2018-10-04 14:45:22,314 INFO L276 IsEmpty]: Start isEmpty. Operand 168 states and 1770 transitions. [2018-10-04 14:45:22,315 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-10-04 14:45:22,315 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:45:22,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:45:22,346 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:45:23,954 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:45:23,955 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1772 states to 169 states and 1772 transitions. [2018-10-04 14:45:23,955 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 1772 transitions. [2018-10-04 14:45:23,956 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-10-04 14:45:23,956 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:45:23,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:45:24,172 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:45:26,052 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:45:26,053 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1786 states to 170 states and 1786 transitions. [2018-10-04 14:45:26,053 INFO L276 IsEmpty]: Start isEmpty. Operand 170 states and 1786 transitions. [2018-10-04 14:45:26,053 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-10-04 14:45:26,053 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:45:26,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:45:26,257 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:45:29,851 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:45:29,852 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1805 states to 172 states and 1805 transitions. [2018-10-04 14:45:29,853 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 1805 transitions. [2018-10-04 14:45:29,854 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-10-04 14:45:29,854 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:45:29,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:45:30,026 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:45:31,630 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:45:31,631 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1828 states to 173 states and 1828 transitions. [2018-10-04 14:45:31,631 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states and 1828 transitions. [2018-10-04 14:45:31,632 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-10-04 14:45:31,632 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:45:31,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:45:31,650 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 14:45:33,485 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:45:33,486 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1832 states to 174 states and 1832 transitions. [2018-10-04 14:45:33,486 INFO L276 IsEmpty]: Start isEmpty. Operand 174 states and 1832 transitions. [2018-10-04 14:45:33,487 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-10-04 14:45:33,487 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:45:33,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:45:33,526 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:45:35,247 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:45:35,248 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1853 states to 175 states and 1853 transitions. [2018-10-04 14:45:35,248 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 1853 transitions. [2018-10-04 14:45:35,249 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-10-04 14:45:35,249 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:45:35,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:45:35,258 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 14:45:38,396 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:45:38,397 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1889 states to 176 states and 1889 transitions. [2018-10-04 14:45:38,397 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 1889 transitions. [2018-10-04 14:45:38,398 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-10-04 14:45:38,398 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:45:38,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:45:38,482 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 14:45:40,897 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:45:40,898 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1890 states to 177 states and 1890 transitions. [2018-10-04 14:45:40,901 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 1890 transitions. [2018-10-04 14:45:40,901 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-10-04 14:45:40,901 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:45:40,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:45:40,941 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 14:45:42,309 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:45:42,310 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1894 states to 178 states and 1894 transitions. [2018-10-04 14:45:42,310 INFO L276 IsEmpty]: Start isEmpty. Operand 178 states and 1894 transitions. [2018-10-04 14:45:42,311 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-10-04 14:45:42,311 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:45:42,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:45:42,437 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:45:45,237 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:45:45,238 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1911 states to 180 states and 1911 transitions. [2018-10-04 14:45:45,238 INFO L276 IsEmpty]: Start isEmpty. Operand 180 states and 1911 transitions. [2018-10-04 14:45:45,239 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-10-04 14:45:45,239 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:45:45,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:45:45,322 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:45:47,283 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:45:47,284 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1926 states to 181 states and 1926 transitions. [2018-10-04 14:45:47,284 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 1926 transitions. [2018-10-04 14:45:47,285 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-10-04 14:45:47,285 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:45:47,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:45:47,372 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:45:49,088 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:45:49,089 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1931 states to 182 states and 1931 transitions. [2018-10-04 14:45:49,089 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states and 1931 transitions. [2018-10-04 14:45:49,090 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-10-04 14:45:49,090 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:45:49,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:45:49,301 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:45:51,610 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:45:51,611 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1933 states to 183 states and 1933 transitions. [2018-10-04 14:45:51,611 INFO L276 IsEmpty]: Start isEmpty. Operand 183 states and 1933 transitions. [2018-10-04 14:45:51,612 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-10-04 14:45:51,612 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:45:51,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:45:51,642 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:45:55,527 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:45:55,528 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1956 states to 185 states and 1956 transitions. [2018-10-04 14:45:55,528 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states and 1956 transitions. [2018-10-04 14:45:55,529 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-10-04 14:45:55,529 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:45:55,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:45:55,547 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:45:57,669 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:45:57,670 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1991 states to 186 states and 1991 transitions. [2018-10-04 14:45:57,670 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 1991 transitions. [2018-10-04 14:45:57,670 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-10-04 14:45:57,670 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:45:57,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:45:57,684 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:45:59,366 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:45:59,368 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2007 states to 187 states and 2007 transitions. [2018-10-04 14:45:59,368 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 2007 transitions. [2018-10-04 14:45:59,368 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-10-04 14:45:59,368 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:45:59,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:45:59,588 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:46:01,697 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:46:01,698 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2019 states to 188 states and 2019 transitions. [2018-10-04 14:46:01,698 INFO L276 IsEmpty]: Start isEmpty. Operand 188 states and 2019 transitions. [2018-10-04 14:46:01,699 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-10-04 14:46:01,699 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:46:01,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:46:01,715 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:46:03,805 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:46:03,806 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2043 states to 189 states and 2043 transitions. [2018-10-04 14:46:03,806 INFO L276 IsEmpty]: Start isEmpty. Operand 189 states and 2043 transitions. [2018-10-04 14:46:03,807 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-10-04 14:46:03,807 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:46:03,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:46:03,824 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:46:06,102 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:46:06,103 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2046 states to 190 states and 2046 transitions. [2018-10-04 14:46:06,104 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states and 2046 transitions. [2018-10-04 14:46:06,104 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-10-04 14:46:06,104 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:46:06,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:46:06,110 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 14:46:08,307 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:46:08,308 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2051 states to 191 states and 2051 transitions. [2018-10-04 14:46:08,308 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 2051 transitions. [2018-10-04 14:46:08,309 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-10-04 14:46:08,309 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:46:08,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:46:09,325 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:46:14,446 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:46:14,447 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2093 states to 194 states and 2093 transitions. [2018-10-04 14:46:14,447 INFO L276 IsEmpty]: Start isEmpty. Operand 194 states and 2093 transitions. [2018-10-04 14:46:14,448 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-10-04 14:46:14,448 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:46:14,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:46:14,454 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 14:46:16,514 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:46:16,516 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2104 states to 195 states and 2104 transitions. [2018-10-04 14:46:16,516 INFO L276 IsEmpty]: Start isEmpty. Operand 195 states and 2104 transitions. [2018-10-04 14:46:16,517 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-10-04 14:46:16,517 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:46:16,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:46:16,525 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 14:46:18,698 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:46:18,699 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2114 states to 196 states and 2114 transitions. [2018-10-04 14:46:18,699 INFO L276 IsEmpty]: Start isEmpty. Operand 196 states and 2114 transitions. [2018-10-04 14:46:18,700 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-10-04 14:46:18,700 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:46:18,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:46:18,707 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 14:46:21,050 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:46:21,051 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2124 states to 197 states and 2124 transitions. [2018-10-04 14:46:21,051 INFO L276 IsEmpty]: Start isEmpty. Operand 197 states and 2124 transitions. [2018-10-04 14:46:21,052 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-10-04 14:46:21,052 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:46:21,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:46:21,259 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:46:25,421 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:46:25,422 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2141 states to 199 states and 2141 transitions. [2018-10-04 14:46:25,422 INFO L276 IsEmpty]: Start isEmpty. Operand 199 states and 2141 transitions. [2018-10-04 14:46:25,423 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-10-04 14:46:25,423 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:46:25,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:46:25,442 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 14:46:28,824 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:46:28,825 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2171 states to 201 states and 2171 transitions. [2018-10-04 14:46:28,825 INFO L276 IsEmpty]: Start isEmpty. Operand 201 states and 2171 transitions. [2018-10-04 14:46:28,826 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-10-04 14:46:28,826 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:46:28,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:46:28,839 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:46:30,489 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:46:30,490 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2173 states to 202 states and 2173 transitions. [2018-10-04 14:46:30,491 INFO L276 IsEmpty]: Start isEmpty. Operand 202 states and 2173 transitions. [2018-10-04 14:46:30,491 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-10-04 14:46:30,491 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:46:30,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:46:30,501 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 14:46:32,428 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:46:32,429 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2185 states to 203 states and 2185 transitions. [2018-10-04 14:46:32,429 INFO L276 IsEmpty]: Start isEmpty. Operand 203 states and 2185 transitions. [2018-10-04 14:46:32,430 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-10-04 14:46:32,430 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:46:32,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:46:32,440 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-10-04 14:46:35,759 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:46:35,761 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2200 states to 205 states and 2200 transitions. [2018-10-04 14:46:35,761 INFO L276 IsEmpty]: Start isEmpty. Operand 205 states and 2200 transitions. [2018-10-04 14:46:35,762 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-10-04 14:46:35,762 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:46:35,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:46:36,125 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:46:39,761 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:46:39,762 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2223 states to 207 states and 2223 transitions. [2018-10-04 14:46:39,763 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states and 2223 transitions. [2018-10-04 14:46:39,763 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-10-04 14:46:39,763 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:46:39,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:46:39,771 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:46:41,835 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:46:41,836 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2232 states to 208 states and 2232 transitions. [2018-10-04 14:46:41,836 INFO L276 IsEmpty]: Start isEmpty. Operand 208 states and 2232 transitions. [2018-10-04 14:46:41,837 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-10-04 14:46:41,837 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:46:41,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:46:42,094 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:46:44,303 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:46:44,304 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2239 states to 209 states and 2239 transitions. [2018-10-04 14:46:44,304 INFO L276 IsEmpty]: Start isEmpty. Operand 209 states and 2239 transitions. [2018-10-04 14:46:44,305 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-10-04 14:46:44,305 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:46:44,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:46:44,330 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-04 14:46:46,518 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:46:46,519 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2251 states to 210 states and 2251 transitions. [2018-10-04 14:46:46,519 INFO L276 IsEmpty]: Start isEmpty. Operand 210 states and 2251 transitions. [2018-10-04 14:46:46,519 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-10-04 14:46:46,519 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:46:46,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:46:46,649 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:46:48,613 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:46:48,615 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2260 states to 211 states and 2260 transitions. [2018-10-04 14:46:48,615 INFO L276 IsEmpty]: Start isEmpty. Operand 211 states and 2260 transitions. [2018-10-04 14:46:48,615 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-10-04 14:46:48,615 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:46:48,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:46:48,646 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-10-04 14:46:50,415 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:46:50,416 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2264 states to 212 states and 2264 transitions. [2018-10-04 14:46:50,416 INFO L276 IsEmpty]: Start isEmpty. Operand 212 states and 2264 transitions. [2018-10-04 14:46:50,417 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-10-04 14:46:50,417 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:46:50,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:46:50,672 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. Received shutdown request... Cannot interrupt operation gracefully because timeout expired. Forcing shutdown