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/20170304-DifficultPathPrograms/gr2006.c.i_4.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.23-1cc990c [2018-10-01 03:44:20,292 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-01 03:44:20,294 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-01 03:44:20,306 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-01 03:44:20,306 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-01 03:44:20,307 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-01 03:44:20,308 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-01 03:44:20,310 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-01 03:44:20,312 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-01 03:44:20,312 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-01 03:44:20,313 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-01 03:44:20,314 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-01 03:44:20,314 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-01 03:44:20,315 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-01 03:44:20,320 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-01 03:44:20,320 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-01 03:44:20,321 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-01 03:44:20,325 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-01 03:44:20,327 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-01 03:44:20,328 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-01 03:44:20,329 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-01 03:44:20,330 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-01 03:44:20,332 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-01 03:44:20,332 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-01 03:44:20,333 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-01 03:44:20,333 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-01 03:44:20,334 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-01 03:44:20,335 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-01 03:44:20,336 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-01 03:44:20,337 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-01 03:44:20,337 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-01 03:44:20,338 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-01 03:44:20,338 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-01 03:44:20,338 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-01 03:44:20,339 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-01 03:44:20,340 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-01 03:44:20,340 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 [2018-10-01 03:44:20,357 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-01 03:44:20,357 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-01 03:44:20,358 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-01 03:44:20,358 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-10-01 03:44:20,361 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-10-01 03:44:20,361 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-10-01 03:44:20,361 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-01 03:44:20,361 INFO L133 SettingsManager]: * sizeof long=4 [2018-10-01 03:44:20,363 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-10-01 03:44:20,363 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-10-01 03:44:20,363 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-01 03:44:20,363 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-01 03:44:20,363 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-01 03:44:20,363 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-01 03:44:20,364 INFO L133 SettingsManager]: * sizeof long double=12 [2018-10-01 03:44:20,364 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-01 03:44:20,364 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-01 03:44:20,364 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-10-01 03:44:20,366 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-10-01 03:44:20,366 INFO L133 SettingsManager]: * Use predicate trie based predicate unification=true [2018-10-01 03:44:20,366 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-01 03:44:20,366 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-01 03:44:20,366 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-10-01 03:44:20,367 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-01 03:44:20,367 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-01 03:44:20,367 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-01 03:44:20,367 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-10-01 03:44:20,368 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-01 03:44:20,368 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-10-01 03:44:20,368 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-10-01 03:44:20,426 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-01 03:44:20,440 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-01 03:44:20,444 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-01 03:44:20,449 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2018-10-01 03:44:20,450 INFO L276 PluginConnector]: Boogie PL CUP Parser initialized [2018-10-01 03:44:20,451 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170304-DifficultPathPrograms/gr2006.c.i_4.bpl [2018-10-01 03:44:20,452 INFO L111 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170304-DifficultPathPrograms/gr2006.c.i_4.bpl' [2018-10-01 03:44:20,514 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-01 03:44:20,517 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-10-01 03:44:20,518 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-01 03:44:20,518 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-01 03:44:20,520 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-01 03:44:20,540 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "gr2006.c.i_4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 01.10 03:44:20" (1/1) ... [2018-10-01 03:44:20,553 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "gr2006.c.i_4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 01.10 03:44:20" (1/1) ... [2018-10-01 03:44:20,561 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-01 03:44:20,562 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-01 03:44:20,562 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-01 03:44:20,562 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-01 03:44:20,574 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "gr2006.c.i_4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 01.10 03:44:20" (1/1) ... [2018-10-01 03:44:20,574 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "gr2006.c.i_4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 01.10 03:44:20" (1/1) ... [2018-10-01 03:44:20,575 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "gr2006.c.i_4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 01.10 03:44:20" (1/1) ... [2018-10-01 03:44:20,577 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "gr2006.c.i_4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 01.10 03:44:20" (1/1) ... [2018-10-01 03:44:20,581 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "gr2006.c.i_4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 01.10 03:44:20" (1/1) ... [2018-10-01 03:44:20,583 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "gr2006.c.i_4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 01.10 03:44:20" (1/1) ... [2018-10-01 03:44:20,585 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "gr2006.c.i_4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 01.10 03:44:20" (1/1) ... [2018-10-01 03:44:20,586 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-01 03:44:20,587 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-01 03:44:20,587 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-01 03:44:20,587 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-01 03:44:20,588 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "gr2006.c.i_4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 01.10 03:44:20" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-10-01 03:44:20,660 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-01 03:44:20,660 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-01 03:44:21,013 INFO L348 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-01 03:44:21,014 INFO L202 PluginConnector]: Adding new model gr2006.c.i_4.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.10 03:44:21 BoogieIcfgContainer [2018-10-01 03:44:21,014 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-10-01 03:44:21,015 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-10-01 03:44:21,015 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-10-01 03:44:21,027 INFO L276 PluginConnector]: CodeCheck initialized [2018-10-01 03:44:21,028 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "gr2006.c.i_4.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.10 03:44:21" (1/1) ... [2018-10-01 03:44:21,042 INFO L99 BPredicateUnifier]: Initialized predicate-trie based predicate unifier [2018-10-01 03:44:21,072 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:44:21,078 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 6 transitions. [2018-10-01 03:44:21,079 INFO L276 IsEmpty]: Start isEmpty. Operand 6 states and 6 transitions. [2018-10-01 03:44:21,081 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-10-01 03:44:21,082 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:44:21,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:44:21,305 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:44:21,825 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:44:21,825 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 7 states and 10 transitions. [2018-10-01 03:44:21,826 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 10 transitions. [2018-10-01 03:44:21,826 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-01 03:44:21,828 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:44:21,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:44:21,972 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:44:22,696 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:44:22,697 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 9 states and 13 transitions. [2018-10-01 03:44:22,697 INFO L276 IsEmpty]: Start isEmpty. Operand 9 states and 13 transitions. [2018-10-01 03:44:22,700 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-10-01 03:44:22,701 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:44:22,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:44:22,777 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:44:23,734 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:44:23,735 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 11 states and 16 transitions. [2018-10-01 03:44:23,736 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 16 transitions. [2018-10-01 03:44:23,736 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-10-01 03:44:23,737 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:44:23,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:44:23,826 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:44:24,321 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:44:24,322 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 13 states and 19 transitions. [2018-10-01 03:44:24,322 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 19 transitions. [2018-10-01 03:44:24,322 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-10-01 03:44:24,322 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:44:24,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:44:24,422 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:44:25,412 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:44:25,413 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 15 states and 22 transitions. [2018-10-01 03:44:25,413 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 22 transitions. [2018-10-01 03:44:25,414 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-10-01 03:44:25,414 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:44:25,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:44:25,550 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:44:26,619 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:44:26,619 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 17 states and 25 transitions. [2018-10-01 03:44:26,620 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 25 transitions. [2018-10-01 03:44:26,620 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-10-01 03:44:26,621 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:44:26,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:44:26,708 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 0 proven. 42 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:44:27,145 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:44:27,146 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 19 states and 28 transitions. [2018-10-01 03:44:27,146 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 28 transitions. [2018-10-01 03:44:27,147 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-10-01 03:44:27,147 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:44:27,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:44:27,296 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 0 proven. 56 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:44:27,934 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:44:27,936 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 21 states and 31 transitions. [2018-10-01 03:44:27,936 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 31 transitions. [2018-10-01 03:44:27,937 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-10-01 03:44:27,937 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:44:27,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:44:28,137 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 0 proven. 72 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:44:28,703 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:44:28,704 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 23 states and 34 transitions. [2018-10-01 03:44:28,704 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 34 transitions. [2018-10-01 03:44:28,705 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2018-10-01 03:44:28,706 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:44:28,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:44:28,883 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 0 proven. 90 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:44:29,675 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:44:29,676 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 25 states and 37 transitions. [2018-10-01 03:44:29,676 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 37 transitions. [2018-10-01 03:44:29,677 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2018-10-01 03:44:29,677 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:44:29,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:44:29,781 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 0 proven. 110 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:44:30,454 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:44:30,455 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 27 states and 40 transitions. [2018-10-01 03:44:30,456 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 40 transitions. [2018-10-01 03:44:30,457 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2018-10-01 03:44:30,457 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:44:30,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:44:30,570 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 0 proven. 132 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:44:31,297 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:44:31,297 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 29 states and 43 transitions. [2018-10-01 03:44:31,298 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 43 transitions. [2018-10-01 03:44:31,299 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2018-10-01 03:44:31,299 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:44:31,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:44:31,423 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 0 proven. 156 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:44:32,218 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:44:32,219 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 31 states and 46 transitions. [2018-10-01 03:44:32,219 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 46 transitions. [2018-10-01 03:44:32,220 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2018-10-01 03:44:32,220 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:44:32,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:44:32,583 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 0 proven. 182 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:44:33,471 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:44:33,472 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 33 states and 49 transitions. [2018-10-01 03:44:33,472 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 49 transitions. [2018-10-01 03:44:33,473 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2018-10-01 03:44:33,473 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:44:33,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:44:33,621 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 0 proven. 210 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:44:34,538 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:44:34,539 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 35 states and 52 transitions. [2018-10-01 03:44:34,539 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 52 transitions. [2018-10-01 03:44:34,540 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2018-10-01 03:44:34,540 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:44:34,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:44:34,703 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 0 proven. 240 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:44:35,551 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:44:35,552 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2018-10-01 03:44:35,553 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2018-10-01 03:44:35,554 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2018-10-01 03:44:35,554 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:44:35,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:44:35,801 INFO L134 CoverageAnalysis]: Checked inductivity of 272 backedges. 0 proven. 272 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:44:37,053 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:44:37,054 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 39 states and 58 transitions. [2018-10-01 03:44:37,055 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 58 transitions. [2018-10-01 03:44:37,056 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2018-10-01 03:44:37,056 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:44:37,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:44:37,801 INFO L134 CoverageAnalysis]: Checked inductivity of 306 backedges. 0 proven. 306 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:44:39,095 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:44:39,096 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 41 states and 61 transitions. [2018-10-01 03:44:39,097 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 61 transitions. [2018-10-01 03:44:39,098 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2018-10-01 03:44:39,098 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:44:39,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:44:39,268 INFO L134 CoverageAnalysis]: Checked inductivity of 342 backedges. 0 proven. 342 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:44:40,336 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:44:40,337 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 43 states and 64 transitions. [2018-10-01 03:44:40,337 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 64 transitions. [2018-10-01 03:44:40,338 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2018-10-01 03:44:40,339 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:44:40,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:44:40,523 INFO L134 CoverageAnalysis]: Checked inductivity of 380 backedges. 0 proven. 380 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:44:41,389 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:44:41,390 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 45 states and 67 transitions. [2018-10-01 03:44:41,390 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 67 transitions. [2018-10-01 03:44:41,391 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2018-10-01 03:44:41,392 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:44:41,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:44:41,781 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 0 proven. 420 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:44:42,737 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:44:42,738 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 47 states and 70 transitions. [2018-10-01 03:44:42,738 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 70 transitions. [2018-10-01 03:44:42,739 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-10-01 03:44:42,740 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:44:42,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:44:42,931 INFO L134 CoverageAnalysis]: Checked inductivity of 462 backedges. 0 proven. 462 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:44:44,169 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:44:44,169 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 49 states and 73 transitions. [2018-10-01 03:44:44,169 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 73 transitions. [2018-10-01 03:44:44,170 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2018-10-01 03:44:44,170 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:44:44,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:44:44,373 INFO L134 CoverageAnalysis]: Checked inductivity of 506 backedges. 0 proven. 506 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:44:45,455 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:44:45,455 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 51 states and 76 transitions. [2018-10-01 03:44:45,456 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 76 transitions. [2018-10-01 03:44:45,456 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2018-10-01 03:44:45,459 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:44:45,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:44:45,633 INFO L134 CoverageAnalysis]: Checked inductivity of 552 backedges. 0 proven. 552 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:44:46,784 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:44:46,784 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 53 states and 79 transitions. [2018-10-01 03:44:46,785 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 79 transitions. [2018-10-01 03:44:46,785 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-10-01 03:44:46,786 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:44:46,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:44:46,946 INFO L134 CoverageAnalysis]: Checked inductivity of 600 backedges. 0 proven. 600 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:44:48,528 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:44:48,529 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 55 states and 82 transitions. [2018-10-01 03:44:48,529 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 82 transitions. [2018-10-01 03:44:48,530 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2018-10-01 03:44:48,530 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:44:48,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:44:49,395 INFO L134 CoverageAnalysis]: Checked inductivity of 650 backedges. 0 proven. 650 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:44:50,513 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:44:50,513 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 57 states and 85 transitions. [2018-10-01 03:44:50,514 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 85 transitions. [2018-10-01 03:44:50,514 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2018-10-01 03:44:50,515 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:44:50,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:44:50,665 INFO L134 CoverageAnalysis]: Checked inductivity of 702 backedges. 0 proven. 702 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:44:51,844 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:44:51,845 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 59 states and 88 transitions. [2018-10-01 03:44:51,845 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 88 transitions. [2018-10-01 03:44:51,846 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2018-10-01 03:44:51,846 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:44:51,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:44:52,026 INFO L134 CoverageAnalysis]: Checked inductivity of 756 backedges. 0 proven. 756 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:44:53,477 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:44:53,478 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 61 states and 91 transitions. [2018-10-01 03:44:53,478 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 91 transitions. [2018-10-01 03:44:53,479 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-10-01 03:44:53,479 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:44:53,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:44:53,625 INFO L134 CoverageAnalysis]: Checked inductivity of 812 backedges. 0 proven. 812 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:44:54,936 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:44:54,937 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 63 states and 94 transitions. [2018-10-01 03:44:54,937 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 94 transitions. [2018-10-01 03:44:54,938 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2018-10-01 03:44:54,938 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:44:54,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:44:55,092 INFO L134 CoverageAnalysis]: Checked inductivity of 870 backedges. 0 proven. 870 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:44:56,449 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:44:56,450 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 65 states and 97 transitions. [2018-10-01 03:44:56,450 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 97 transitions. [2018-10-01 03:44:56,451 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2018-10-01 03:44:56,451 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:44:56,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:44:57,132 INFO L134 CoverageAnalysis]: Checked inductivity of 930 backedges. 0 proven. 930 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:44:58,670 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:44:58,670 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 67 states and 100 transitions. [2018-10-01 03:44:58,671 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 100 transitions. [2018-10-01 03:44:58,671 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2018-10-01 03:44:58,671 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:44:58,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:44:59,453 INFO L134 CoverageAnalysis]: Checked inductivity of 992 backedges. 0 proven. 992 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:45:00,896 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:45:00,896 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 69 states and 103 transitions. [2018-10-01 03:45:00,897 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 103 transitions. [2018-10-01 03:45:00,897 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2018-10-01 03:45:00,897 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:45:00,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:45:01,146 INFO L134 CoverageAnalysis]: Checked inductivity of 1056 backedges. 0 proven. 1056 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:45:02,727 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:45:02,728 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 71 states and 106 transitions. [2018-10-01 03:45:02,728 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 106 transitions. [2018-10-01 03:45:02,729 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2018-10-01 03:45:02,729 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:45:02,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:45:02,938 INFO L134 CoverageAnalysis]: Checked inductivity of 1122 backedges. 0 proven. 1122 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:45:04,685 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:45:04,685 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 73 states and 109 transitions. [2018-10-01 03:45:04,685 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 109 transitions. [2018-10-01 03:45:04,686 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2018-10-01 03:45:04,686 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:45:04,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:45:04,943 INFO L134 CoverageAnalysis]: Checked inductivity of 1190 backedges. 0 proven. 1190 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:45:06,566 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:45:06,567 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 75 states and 112 transitions. [2018-10-01 03:45:06,567 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 112 transitions. [2018-10-01 03:45:06,568 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2018-10-01 03:45:06,568 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:45:06,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:45:06,836 INFO L134 CoverageAnalysis]: Checked inductivity of 1260 backedges. 0 proven. 1260 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:45:08,773 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:45:08,773 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 77 states and 115 transitions. [2018-10-01 03:45:08,773 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 115 transitions. [2018-10-01 03:45:08,774 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2018-10-01 03:45:08,774 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:45:08,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:45:09,530 INFO L134 CoverageAnalysis]: Checked inductivity of 1332 backedges. 0 proven. 1332 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:45:11,271 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:45:11,272 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 79 states and 118 transitions. [2018-10-01 03:45:11,272 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 118 transitions. [2018-10-01 03:45:11,273 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2018-10-01 03:45:11,273 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:45:11,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:45:11,504 INFO L134 CoverageAnalysis]: Checked inductivity of 1406 backedges. 0 proven. 1406 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:45:13,321 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:45:13,322 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 121 states to 81 states and 121 transitions. [2018-10-01 03:45:13,323 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 121 transitions. [2018-10-01 03:45:13,323 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2018-10-01 03:45:13,323 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:45:13,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:45:13,865 INFO L134 CoverageAnalysis]: Checked inductivity of 1482 backedges. 0 proven. 1482 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:45:15,768 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:45:15,768 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 83 states and 124 transitions. [2018-10-01 03:45:15,769 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 124 transitions. [2018-10-01 03:45:15,770 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2018-10-01 03:45:15,770 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:45:15,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:45:16,097 INFO L134 CoverageAnalysis]: Checked inductivity of 1560 backedges. 0 proven. 1560 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:45:18,162 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:45:18,163 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 127 states to 85 states and 127 transitions. [2018-10-01 03:45:18,163 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 127 transitions. [2018-10-01 03:45:18,164 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2018-10-01 03:45:18,164 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:45:18,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:45:18,571 INFO L134 CoverageAnalysis]: Checked inductivity of 1640 backedges. 0 proven. 1640 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:45:20,848 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:45:20,849 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 87 states and 130 transitions. [2018-10-01 03:45:20,849 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 130 transitions. [2018-10-01 03:45:20,849 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2018-10-01 03:45:20,849 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:45:20,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:45:21,166 INFO L134 CoverageAnalysis]: Checked inductivity of 1722 backedges. 0 proven. 1722 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:45:23,283 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:45:23,283 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 89 states and 133 transitions. [2018-10-01 03:45:23,284 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 133 transitions. [2018-10-01 03:45:23,284 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2018-10-01 03:45:23,285 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:45:23,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:45:23,905 INFO L134 CoverageAnalysis]: Checked inductivity of 1806 backedges. 0 proven. 1806 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:45:26,268 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:45:26,269 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 91 states and 136 transitions. [2018-10-01 03:45:26,269 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 136 transitions. [2018-10-01 03:45:26,270 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2018-10-01 03:45:26,270 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:45:26,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:45:26,759 INFO L134 CoverageAnalysis]: Checked inductivity of 1892 backedges. 0 proven. 1892 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:45:29,185 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:45:29,185 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 139 states to 93 states and 139 transitions. [2018-10-01 03:45:29,185 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 139 transitions. [2018-10-01 03:45:29,186 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2018-10-01 03:45:29,186 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:45:29,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:45:29,949 INFO L134 CoverageAnalysis]: Checked inductivity of 1980 backedges. 0 proven. 1980 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:45:32,768 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:45:32,769 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 142 states to 95 states and 142 transitions. [2018-10-01 03:45:32,769 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 142 transitions. [2018-10-01 03:45:32,769 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2018-10-01 03:45:32,769 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:45:32,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:45:34,971 INFO L134 CoverageAnalysis]: Checked inductivity of 2070 backedges. 0 proven. 2070 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:45:38,724 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:45:38,724 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 145 states to 97 states and 145 transitions. [2018-10-01 03:45:38,724 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 145 transitions. [2018-10-01 03:45:38,725 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2018-10-01 03:45:38,725 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:45:38,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:45:39,104 INFO L134 CoverageAnalysis]: Checked inductivity of 2162 backedges. 0 proven. 2162 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:45:41,827 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:45:41,828 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 99 states and 148 transitions. [2018-10-01 03:45:41,828 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 148 transitions. [2018-10-01 03:45:41,829 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2018-10-01 03:45:41,829 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:45:41,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:45:42,031 INFO L134 CoverageAnalysis]: Checked inductivity of 2256 backedges. 0 proven. 2256 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:45:44,769 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:45:44,769 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 151 states to 101 states and 151 transitions. [2018-10-01 03:45:44,770 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 151 transitions. [2018-10-01 03:45:44,770 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2018-10-01 03:45:44,770 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:45:44,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:45:45,206 INFO L134 CoverageAnalysis]: Checked inductivity of 2352 backedges. 0 proven. 2352 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:45:47,904 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:45:47,905 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 154 states to 103 states and 154 transitions. [2018-10-01 03:45:47,905 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 154 transitions. [2018-10-01 03:45:47,906 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2018-10-01 03:45:47,906 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:45:47,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:45:48,349 INFO L134 CoverageAnalysis]: Checked inductivity of 2450 backedges. 0 proven. 2450 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:45:51,180 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:45:51,182 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 157 states to 105 states and 157 transitions. [2018-10-01 03:45:51,182 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 157 transitions. [2018-10-01 03:45:51,182 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2018-10-01 03:45:51,182 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:45:51,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:45:51,843 INFO L134 CoverageAnalysis]: Checked inductivity of 2550 backedges. 0 proven. 2550 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:45:55,556 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:45:55,557 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 108 states and 160 transitions. [2018-10-01 03:45:55,557 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 160 transitions. [2018-10-01 03:45:55,558 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2018-10-01 03:45:55,558 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:45:55,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:46:01,914 INFO L134 CoverageAnalysis]: Checked inductivity of 2652 backedges. 0 proven. 2652 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:46:08,198 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:46:08,199 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 165 states to 112 states and 165 transitions. [2018-10-01 03:46:08,199 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 165 transitions. [2018-10-01 03:46:08,200 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2018-10-01 03:46:08,200 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:46:08,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:46:14,841 INFO L134 CoverageAnalysis]: Checked inductivity of 2756 backedges. 0 proven. 2756 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:46:31,982 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:46:31,983 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 201 states to 147 states and 201 transitions. [2018-10-01 03:46:31,983 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 201 transitions. [2018-10-01 03:46:31,984 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2018-10-01 03:46:31,985 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:46:32,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:46:33,121 INFO L134 CoverageAnalysis]: Checked inductivity of 2862 backedges. 0 proven. 2862 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:46:36,889 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:46:36,890 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 203 states to 149 states and 203 transitions. [2018-10-01 03:46:36,890 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 203 transitions. [2018-10-01 03:46:36,891 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2018-10-01 03:46:36,891 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:46:36,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:46:38,271 INFO L134 CoverageAnalysis]: Checked inductivity of 2970 backedges. 0 proven. 2970 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:46:42,281 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:46:42,282 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 205 states to 151 states and 205 transitions. [2018-10-01 03:46:42,282 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 205 transitions. [2018-10-01 03:46:42,283 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2018-10-01 03:46:42,283 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:46:42,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:46:43,710 INFO L134 CoverageAnalysis]: Checked inductivity of 3080 backedges. 0 proven. 3080 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:46:47,852 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:46:47,853 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 207 states to 153 states and 207 transitions. [2018-10-01 03:46:47,853 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 207 transitions. [2018-10-01 03:46:47,854 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2018-10-01 03:46:47,854 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:46:47,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:46:49,010 INFO L134 CoverageAnalysis]: Checked inductivity of 3192 backedges. 0 proven. 3192 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:46:53,467 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:46:53,468 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 209 states to 155 states and 209 transitions. [2018-10-01 03:46:53,468 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 209 transitions. [2018-10-01 03:46:53,469 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2018-10-01 03:46:53,469 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:46:53,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:46:54,442 INFO L134 CoverageAnalysis]: Checked inductivity of 3306 backedges. 0 proven. 3306 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:46:59,051 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:46:59,053 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 211 states to 157 states and 211 transitions. [2018-10-01 03:46:59,053 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 211 transitions. [2018-10-01 03:46:59,054 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2018-10-01 03:46:59,054 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:46:59,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:47:00,129 INFO L134 CoverageAnalysis]: Checked inductivity of 3422 backedges. 0 proven. 3422 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:47:05,125 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:47:05,126 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 213 states to 159 states and 213 transitions. [2018-10-01 03:47:05,126 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 213 transitions. [2018-10-01 03:47:05,127 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2018-10-01 03:47:05,127 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:47:05,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:47:06,323 INFO L134 CoverageAnalysis]: Checked inductivity of 3540 backedges. 0 proven. 3540 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:47:11,669 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:47:11,669 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 215 states to 161 states and 215 transitions. [2018-10-01 03:47:11,670 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 215 transitions. [2018-10-01 03:47:11,670 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2018-10-01 03:47:11,671 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:47:11,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:47:13,072 INFO L134 CoverageAnalysis]: Checked inductivity of 3660 backedges. 0 proven. 3660 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:47:18,454 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:47:18,455 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 217 states to 163 states and 217 transitions. [2018-10-01 03:47:18,455 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 217 transitions. [2018-10-01 03:47:18,456 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2018-10-01 03:47:18,456 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:47:18,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:47:19,672 INFO L134 CoverageAnalysis]: Checked inductivity of 3782 backedges. 0 proven. 3782 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:47:25,179 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:47:25,180 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 219 states to 165 states and 219 transitions. [2018-10-01 03:47:25,180 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 219 transitions. [2018-10-01 03:47:25,181 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2018-10-01 03:47:25,181 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:47:25,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:47:26,450 INFO L134 CoverageAnalysis]: Checked inductivity of 3906 backedges. 0 proven. 3906 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:47:32,407 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:47:32,408 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 221 states to 167 states and 221 transitions. [2018-10-01 03:47:32,408 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 221 transitions. [2018-10-01 03:47:32,409 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2018-10-01 03:47:32,410 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:47:32,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:47:33,661 INFO L134 CoverageAnalysis]: Checked inductivity of 4032 backedges. 0 proven. 4032 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:47:39,760 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:47:39,761 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 223 states to 169 states and 223 transitions. [2018-10-01 03:47:39,761 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 223 transitions. [2018-10-01 03:47:39,762 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2018-10-01 03:47:39,762 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:47:39,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:48:23,293 INFO L134 CoverageAnalysis]: Checked inductivity of 4160 backedges. 0 proven. 4160 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:49:49,745 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:49:49,746 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 323 states to 268 states and 323 transitions. [2018-10-01 03:49:49,746 INFO L276 IsEmpty]: Start isEmpty. Operand 268 states and 323 transitions. [2018-10-01 03:49:49,747 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2018-10-01 03:49:49,747 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:49:49,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:49:51,817 INFO L134 CoverageAnalysis]: Checked inductivity of 4290 backedges. 0 proven. 4290 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:49:58,772 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:49:58,774 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 325 states to 270 states and 325 transitions. [2018-10-01 03:49:58,774 INFO L276 IsEmpty]: Start isEmpty. Operand 270 states and 325 transitions. [2018-10-01 03:49:58,775 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2018-10-01 03:49:58,775 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:49:58,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:50:00,750 INFO L134 CoverageAnalysis]: Checked inductivity of 4422 backedges. 0 proven. 4422 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:50:07,956 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:50:07,958 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 327 states to 272 states and 327 transitions. [2018-10-01 03:50:07,958 INFO L276 IsEmpty]: Start isEmpty. Operand 272 states and 327 transitions. [2018-10-01 03:50:07,959 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2018-10-01 03:50:07,959 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:50:07,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:50:09,984 INFO L134 CoverageAnalysis]: Checked inductivity of 4556 backedges. 0 proven. 4556 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:50:17,442 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:50:17,443 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 329 states to 274 states and 329 transitions. [2018-10-01 03:50:17,443 INFO L276 IsEmpty]: Start isEmpty. Operand 274 states and 329 transitions. [2018-10-01 03:50:17,444 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2018-10-01 03:50:17,445 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:50:17,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:50:19,577 INFO L134 CoverageAnalysis]: Checked inductivity of 4692 backedges. 0 proven. 4692 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:50:27,089 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:50:27,089 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 331 states to 276 states and 331 transitions. [2018-10-01 03:50:27,090 INFO L276 IsEmpty]: Start isEmpty. Operand 276 states and 331 transitions. [2018-10-01 03:50:27,090 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2018-10-01 03:50:27,090 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:50:27,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:50:29,119 INFO L134 CoverageAnalysis]: Checked inductivity of 4830 backedges. 0 proven. 4830 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:50:37,044 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:50:37,045 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 333 states to 278 states and 333 transitions. [2018-10-01 03:50:37,045 INFO L276 IsEmpty]: Start isEmpty. Operand 278 states and 333 transitions. [2018-10-01 03:50:37,046 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2018-10-01 03:50:37,046 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:50:37,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:50:39,203 INFO L134 CoverageAnalysis]: Checked inductivity of 4970 backedges. 0 proven. 4970 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:50:47,257 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:50:47,258 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 335 states to 280 states and 335 transitions. [2018-10-01 03:50:47,259 INFO L276 IsEmpty]: Start isEmpty. Operand 280 states and 335 transitions. [2018-10-01 03:50:47,260 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2018-10-01 03:50:47,260 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:50:47,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:50:49,429 INFO L134 CoverageAnalysis]: Checked inductivity of 5112 backedges. 0 proven. 5112 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:50:57,775 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:50:57,776 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 337 states to 282 states and 337 transitions. [2018-10-01 03:50:57,776 INFO L276 IsEmpty]: Start isEmpty. Operand 282 states and 337 transitions. [2018-10-01 03:50:57,778 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2018-10-01 03:50:57,778 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:50:57,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:50:59,981 INFO L134 CoverageAnalysis]: Checked inductivity of 5256 backedges. 0 proven. 5256 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:51:08,533 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:51:08,534 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 339 states to 284 states and 339 transitions. [2018-10-01 03:51:08,534 INFO L276 IsEmpty]: Start isEmpty. Operand 284 states and 339 transitions. [2018-10-01 03:51:08,535 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2018-10-01 03:51:08,535 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:51:08,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:51:10,800 INFO L134 CoverageAnalysis]: Checked inductivity of 5402 backedges. 0 proven. 5402 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:51:19,737 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:51:19,738 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 341 states to 286 states and 341 transitions. [2018-10-01 03:51:19,738 INFO L276 IsEmpty]: Start isEmpty. Operand 286 states and 341 transitions. [2018-10-01 03:51:19,739 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2018-10-01 03:51:19,739 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:51:19,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:51:21,913 INFO L134 CoverageAnalysis]: Checked inductivity of 5550 backedges. 0 proven. 5550 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:51:31,251 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:51:31,252 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 343 states to 288 states and 343 transitions. [2018-10-01 03:51:31,252 INFO L276 IsEmpty]: Start isEmpty. Operand 288 states and 343 transitions. [2018-10-01 03:51:31,253 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2018-10-01 03:51:31,253 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:51:31,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:51:33,528 INFO L134 CoverageAnalysis]: Checked inductivity of 5700 backedges. 0 proven. 5700 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:51:43,191 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:51:43,192 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 345 states to 290 states and 345 transitions. [2018-10-01 03:51:43,192 INFO L276 IsEmpty]: Start isEmpty. Operand 290 states and 345 transitions. [2018-10-01 03:51:43,193 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2018-10-01 03:51:43,194 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:51:43,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:51:45,446 INFO L134 CoverageAnalysis]: Checked inductivity of 5852 backedges. 0 proven. 5852 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:51:55,223 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:51:55,224 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 347 states to 292 states and 347 transitions. [2018-10-01 03:51:55,224 INFO L276 IsEmpty]: Start isEmpty. Operand 292 states and 347 transitions. [2018-10-01 03:51:55,225 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2018-10-01 03:51:55,225 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:51:55,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:51:57,495 INFO L134 CoverageAnalysis]: Checked inductivity of 6006 backedges. 0 proven. 6006 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:52:07,799 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:52:07,799 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 349 states to 294 states and 349 transitions. [2018-10-01 03:52:07,799 INFO L276 IsEmpty]: Start isEmpty. Operand 294 states and 349 transitions. [2018-10-01 03:52:07,800 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2018-10-01 03:52:07,800 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:52:07,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:52:10,197 INFO L134 CoverageAnalysis]: Checked inductivity of 6162 backedges. 0 proven. 6162 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:52:20,739 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:52:20,740 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 351 states to 296 states and 351 transitions. [2018-10-01 03:52:20,740 INFO L276 IsEmpty]: Start isEmpty. Operand 296 states and 351 transitions. [2018-10-01 03:52:20,741 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2018-10-01 03:52:20,741 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:52:20,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:52:23,029 INFO L134 CoverageAnalysis]: Checked inductivity of 6320 backedges. 0 proven. 6320 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:52:34,065 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:52:34,065 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 353 states to 298 states and 353 transitions. [2018-10-01 03:52:34,065 INFO L276 IsEmpty]: Start isEmpty. Operand 298 states and 353 transitions. [2018-10-01 03:52:34,066 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2018-10-01 03:52:34,066 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:52:34,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:52:36,398 INFO L134 CoverageAnalysis]: Checked inductivity of 6480 backedges. 0 proven. 6480 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:52:47,765 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:52:47,766 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 355 states to 300 states and 355 transitions. [2018-10-01 03:52:47,766 INFO L276 IsEmpty]: Start isEmpty. Operand 300 states and 355 transitions. [2018-10-01 03:52:47,767 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2018-10-01 03:52:47,767 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:52:47,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:52:50,195 INFO L134 CoverageAnalysis]: Checked inductivity of 6642 backedges. 0 proven. 6642 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:53:01,930 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:53:01,930 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 357 states to 302 states and 357 transitions. [2018-10-01 03:53:01,930 INFO L276 IsEmpty]: Start isEmpty. Operand 302 states and 357 transitions. [2018-10-01 03:53:01,931 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2018-10-01 03:53:01,931 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:53:01,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:53:04,308 INFO L134 CoverageAnalysis]: Checked inductivity of 6806 backedges. 0 proven. 6806 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:53:16,569 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:53:16,570 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 359 states to 304 states and 359 transitions. [2018-10-01 03:53:16,570 INFO L276 IsEmpty]: Start isEmpty. Operand 304 states and 359 transitions. [2018-10-01 03:53:16,571 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2018-10-01 03:53:16,571 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:53:16,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:53:19,245 INFO L134 CoverageAnalysis]: Checked inductivity of 6972 backedges. 0 proven. 6972 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:53:31,822 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:53:31,823 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 361 states to 306 states and 361 transitions. [2018-10-01 03:53:31,823 INFO L276 IsEmpty]: Start isEmpty. Operand 306 states and 361 transitions. [2018-10-01 03:53:31,824 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2018-10-01 03:53:31,824 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:53:31,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:53:33,953 INFO L134 CoverageAnalysis]: Checked inductivity of 7140 backedges. 0 proven. 7140 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:53:46,295 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:53:46,296 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 363 states to 308 states and 363 transitions. [2018-10-01 03:53:46,296 INFO L276 IsEmpty]: Start isEmpty. Operand 308 states and 363 transitions. [2018-10-01 03:53:46,297 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 175 [2018-10-01 03:53:46,297 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:53:46,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:53:48,337 INFO L134 CoverageAnalysis]: Checked inductivity of 7310 backedges. 0 proven. 7310 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:54:01,323 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:54:01,324 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 365 states to 310 states and 365 transitions. [2018-10-01 03:54:01,324 INFO L276 IsEmpty]: Start isEmpty. Operand 310 states and 365 transitions. [2018-10-01 03:54:01,325 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177 [2018-10-01 03:54:01,325 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:54:01,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:54:03,440 INFO L134 CoverageAnalysis]: Checked inductivity of 7482 backedges. 0 proven. 7482 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:54:16,724 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:54:16,725 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 367 states to 312 states and 367 transitions. [2018-10-01 03:54:16,725 INFO L276 IsEmpty]: Start isEmpty. Operand 312 states and 367 transitions. [2018-10-01 03:54:16,726 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2018-10-01 03:54:16,726 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:54:16,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:54:18,871 INFO L134 CoverageAnalysis]: Checked inductivity of 7656 backedges. 0 proven. 7656 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:54:32,459 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:54:32,460 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 369 states to 314 states and 369 transitions. [2018-10-01 03:54:32,460 INFO L276 IsEmpty]: Start isEmpty. Operand 314 states and 369 transitions. [2018-10-01 03:54:32,461 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 181 [2018-10-01 03:54:32,461 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:54:32,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:54:34,647 INFO L134 CoverageAnalysis]: Checked inductivity of 7832 backedges. 0 proven. 7832 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:54:48,373 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:54:48,374 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 371 states to 316 states and 371 transitions. [2018-10-01 03:54:48,374 INFO L276 IsEmpty]: Start isEmpty. Operand 316 states and 371 transitions. [2018-10-01 03:54:48,375 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 183 [2018-10-01 03:54:48,375 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:54:48,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:54:50,577 INFO L134 CoverageAnalysis]: Checked inductivity of 8010 backedges. 0 proven. 8010 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:55:05,071 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:55:05,072 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 373 states to 318 states and 373 transitions. [2018-10-01 03:55:05,072 INFO L276 IsEmpty]: Start isEmpty. Operand 318 states and 373 transitions. [2018-10-01 03:55:05,073 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2018-10-01 03:55:05,073 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:55:05,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:55:07,319 INFO L134 CoverageAnalysis]: Checked inductivity of 8190 backedges. 0 proven. 8190 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:55:22,297 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:55:22,298 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 375 states to 320 states and 375 transitions. [2018-10-01 03:55:22,298 INFO L276 IsEmpty]: Start isEmpty. Operand 320 states and 375 transitions. [2018-10-01 03:55:22,299 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 187 [2018-10-01 03:55:22,299 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:55:22,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:55:24,648 INFO L134 CoverageAnalysis]: Checked inductivity of 8372 backedges. 0 proven. 8372 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:55:39,791 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:55:39,792 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 377 states to 322 states and 377 transitions. [2018-10-01 03:55:39,792 INFO L276 IsEmpty]: Start isEmpty. Operand 322 states and 377 transitions. [2018-10-01 03:55:39,793 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 189 [2018-10-01 03:55:39,793 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:55:39,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:55:42,126 INFO L134 CoverageAnalysis]: Checked inductivity of 8556 backedges. 0 proven. 8556 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:55:58,008 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:55:58,009 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 379 states to 324 states and 379 transitions. [2018-10-01 03:55:58,009 INFO L276 IsEmpty]: Start isEmpty. Operand 324 states and 379 transitions. [2018-10-01 03:55:58,010 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 191 [2018-10-01 03:55:58,010 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:55:58,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:56:00,401 INFO L134 CoverageAnalysis]: Checked inductivity of 8742 backedges. 0 proven. 8742 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:56:16,513 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:56:16,513 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 381 states to 326 states and 381 transitions. [2018-10-01 03:56:16,514 INFO L276 IsEmpty]: Start isEmpty. Operand 326 states and 381 transitions. [2018-10-01 03:56:16,515 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 193 [2018-10-01 03:56:16,515 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:56:16,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:56:18,876 INFO L134 CoverageAnalysis]: Checked inductivity of 8930 backedges. 0 proven. 8930 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:56:35,994 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:56:35,994 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 383 states to 328 states and 383 transitions. [2018-10-01 03:56:35,995 INFO L276 IsEmpty]: Start isEmpty. Operand 328 states and 383 transitions. [2018-10-01 03:56:35,996 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 195 [2018-10-01 03:56:35,996 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:56:36,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:56:38,444 INFO L134 CoverageAnalysis]: Checked inductivity of 9120 backedges. 0 proven. 9120 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 03:56:56,069 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 03:56:56,069 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 385 states to 330 states and 385 transitions. [2018-10-01 03:56:56,069 INFO L276 IsEmpty]: Start isEmpty. Operand 330 states and 385 transitions. [2018-10-01 03:56:56,071 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 197 [2018-10-01 03:56:56,071 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 03:56:56,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 03:56:58,898 INFO L134 CoverageAnalysis]: Checked inductivity of 9312 backedges. 0 proven. 9312 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. Received shutdown request... Cannot interrupt operation gracefully because timeout expired. Forcing shutdown