java -Xmx8000000000 -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data --generate-csv --csv-dir csv -tc ../../../trunk/examples/toolchains/KojakBplInline.xml -s ../../../trunk/examples/settings/pu-bench/svcomp-Reach-32bit-Kojak_Default.epf -i ../../../trunk/examples/programs/toy/tooDifficultLoopInvariant/Luxembourg.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.23-1cc990c [2018-10-01 02:36:08,510 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-01 02:36:08,512 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-01 02:36:08,529 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-01 02:36:08,529 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-01 02:36:08,531 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-01 02:36:08,532 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-01 02:36:08,535 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-01 02:36:08,537 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-01 02:36:08,538 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-01 02:36:08,548 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-01 02:36:08,548 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-01 02:36:08,549 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-01 02:36:08,550 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-01 02:36:08,552 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-01 02:36:08,553 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-01 02:36:08,554 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-01 02:36:08,556 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-01 02:36:08,558 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-01 02:36:08,559 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-01 02:36:08,560 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-01 02:36:08,561 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-01 02:36:08,564 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-01 02:36:08,564 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-01 02:36:08,564 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-01 02:36:08,565 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-01 02:36:08,566 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-01 02:36:08,566 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-01 02:36:08,567 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-01 02:36:08,568 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-01 02:36:08,568 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-01 02:36:08,569 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-01 02:36:08,569 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-01 02:36:08,570 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-01 02:36:08,571 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-01 02:36:08,571 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-01 02:36:08,571 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/pu-bench/svcomp-Reach-32bit-Kojak_Default.epf [2018-10-01 02:36:08,587 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-01 02:36:08,587 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-01 02:36:08,588 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-01 02:36:08,588 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-10-01 02:36:08,589 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-10-01 02:36:08,589 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-10-01 02:36:08,589 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-01 02:36:08,589 INFO L133 SettingsManager]: * sizeof long=4 [2018-10-01 02:36:08,590 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-10-01 02:36:08,590 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-10-01 02:36:08,590 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-01 02:36:08,590 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-01 02:36:08,590 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-01 02:36:08,590 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-01 02:36:08,591 INFO L133 SettingsManager]: * sizeof long double=12 [2018-10-01 02:36:08,591 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-01 02:36:08,591 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-01 02:36:08,591 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-10-01 02:36:08,591 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-10-01 02:36:08,592 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-01 02:36:08,592 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-01 02:36:08,592 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-10-01 02:36:08,592 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-01 02:36:08,592 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-01 02:36:08,593 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-01 02:36:08,593 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-10-01 02:36:08,593 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-01 02:36:08,593 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-10-01 02:36:08,593 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-10-01 02:36:08,653 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-01 02:36:08,670 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-01 02:36:08,677 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-01 02:36:08,679 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2018-10-01 02:36:08,679 INFO L276 PluginConnector]: Boogie PL CUP Parser initialized [2018-10-01 02:36:08,680 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/toy/tooDifficultLoopInvariant/Luxembourg.bpl [2018-10-01 02:36:08,680 INFO L111 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/toy/tooDifficultLoopInvariant/Luxembourg.bpl' [2018-10-01 02:36:08,723 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-01 02:36:08,727 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-10-01 02:36:08,728 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-01 02:36:08,728 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-01 02:36:08,728 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-01 02:36:08,749 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "Luxembourg.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 01.10 02:36:08" (1/1) ... [2018-10-01 02:36:08,761 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "Luxembourg.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 01.10 02:36:08" (1/1) ... [2018-10-01 02:36:08,766 WARN L165 Inliner]: Program contained no entry procedure! [2018-10-01 02:36:08,766 WARN L168 Inliner]: Missing entry procedures: [ULTIMATE.start] [2018-10-01 02:36:08,767 WARN L175 Inliner]: Fallback enabled. All procedures will be processed. [2018-10-01 02:36:08,769 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-01 02:36:08,770 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-01 02:36:08,770 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-01 02:36:08,770 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-01 02:36:08,783 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "Luxembourg.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 01.10 02:36:08" (1/1) ... [2018-10-01 02:36:08,783 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "Luxembourg.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 01.10 02:36:08" (1/1) ... [2018-10-01 02:36:08,784 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "Luxembourg.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 01.10 02:36:08" (1/1) ... [2018-10-01 02:36:08,784 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "Luxembourg.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 01.10 02:36:08" (1/1) ... [2018-10-01 02:36:08,786 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "Luxembourg.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 01.10 02:36:08" (1/1) ... [2018-10-01 02:36:08,791 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "Luxembourg.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 01.10 02:36:08" (1/1) ... [2018-10-01 02:36:08,792 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "Luxembourg.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 01.10 02:36:08" (1/1) ... [2018-10-01 02:36:08,793 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-01 02:36:08,794 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-01 02:36:08,794 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-01 02:36:08,794 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-01 02:36:08,795 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "Luxembourg.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 01.10 02:36:08" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-10-01 02:36:08,873 INFO L124 BoogieDeclarations]: Specification and implementation of procedure main given in one single declaration [2018-10-01 02:36:08,873 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-10-01 02:36:08,873 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-10-01 02:36:09,028 INFO L345 CfgBuilder]: Using library mode [2018-10-01 02:36:09,029 INFO L202 PluginConnector]: Adding new model Luxembourg.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.10 02:36:09 BoogieIcfgContainer [2018-10-01 02:36:09,029 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-10-01 02:36:09,030 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-10-01 02:36:09,030 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-10-01 02:36:09,041 INFO L276 PluginConnector]: CodeCheck initialized [2018-10-01 02:36:09,041 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "Luxembourg.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.10 02:36:09" (1/1) ... [2018-10-01 02:36:09,054 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-01 02:36:09,083 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:36:09,089 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 6 states and 7 transitions. [2018-10-01 02:36:09,090 INFO L276 IsEmpty]: Start isEmpty. Operand 6 states and 7 transitions. [2018-10-01 02:36:09,093 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-01 02:36:09,093 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:36:09,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:36:09,217 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:36:09,356 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:36:09,356 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 7 states and 10 transitions. [2018-10-01 02:36:09,356 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 10 transitions. [2018-10-01 02:36:09,357 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-10-01 02:36:09,357 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:36:09,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:36:09,456 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:36:09,597 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:36:09,598 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 8 states and 12 transitions. [2018-10-01 02:36:09,599 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 12 transitions. [2018-10-01 02:36:09,599 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-10-01 02:36:09,600 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:36:09,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:36:09,639 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:36:09,848 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:36:09,849 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 9 states and 14 transitions. [2018-10-01 02:36:09,849 INFO L276 IsEmpty]: Start isEmpty. Operand 9 states and 14 transitions. [2018-10-01 02:36:09,849 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-01 02:36:09,849 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:36:09,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:36:10,012 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:36:10,212 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:36:10,213 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 10 states and 16 transitions. [2018-10-01 02:36:10,213 INFO L276 IsEmpty]: Start isEmpty. Operand 10 states and 16 transitions. [2018-10-01 02:36:10,213 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-10-01 02:36:10,214 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:36:10,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:36:10,263 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:36:10,453 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:36:10,453 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2018-10-01 02:36:10,454 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2018-10-01 02:36:10,454 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-10-01 02:36:10,454 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:36:10,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:36:10,517 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:36:10,688 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:36:10,689 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 12 states and 20 transitions. [2018-10-01 02:36:10,689 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 20 transitions. [2018-10-01 02:36:10,689 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-10-01 02:36:10,690 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:36:10,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:36:10,899 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:36:11,130 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:36:11,131 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 13 states and 22 transitions. [2018-10-01 02:36:11,131 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 22 transitions. [2018-10-01 02:36:11,131 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-10-01 02:36:11,132 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:36:11,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:36:11,190 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:36:11,381 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:36:11,381 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 14 states and 24 transitions. [2018-10-01 02:36:11,382 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 24 transitions. [2018-10-01 02:36:11,382 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-10-01 02:36:11,382 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:36:11,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:36:11,461 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:36:11,566 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:36:11,566 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 15 states and 26 transitions. [2018-10-01 02:36:11,567 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 26 transitions. [2018-10-01 02:36:11,567 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-10-01 02:36:11,567 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:36:11,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:36:11,668 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:36:11,867 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:36:11,868 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 16 states and 28 transitions. [2018-10-01 02:36:11,868 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 28 transitions. [2018-10-01 02:36:11,869 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-10-01 02:36:11,869 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:36:11,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:36:11,951 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 55 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:36:12,050 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:36:12,051 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 17 states and 30 transitions. [2018-10-01 02:36:12,051 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 30 transitions. [2018-10-01 02:36:12,052 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-10-01 02:36:12,053 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:36:12,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:36:12,115 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 0 proven. 66 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:36:12,250 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:36:12,251 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 18 states and 32 transitions. [2018-10-01 02:36:12,252 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 32 transitions. [2018-10-01 02:36:12,253 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-10-01 02:36:12,253 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:36:12,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:36:12,373 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 0 proven. 78 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:36:12,541 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:36:12,542 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 19 states and 34 transitions. [2018-10-01 02:36:12,543 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 34 transitions. [2018-10-01 02:36:12,544 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-10-01 02:36:12,544 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:36:12,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:36:12,650 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:36:12,853 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:36:12,854 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 20 states and 36 transitions. [2018-10-01 02:36:12,854 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 36 transitions. [2018-10-01 02:36:12,855 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-10-01 02:36:12,855 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:36:12,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:36:13,032 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 0 proven. 105 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:36:13,184 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:36:13,184 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 21 states and 38 transitions. [2018-10-01 02:36:13,185 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 38 transitions. [2018-10-01 02:36:13,185 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-10-01 02:36:13,186 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:36:13,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:36:13,283 INFO L134 CoverageAnalysis]: Checked inductivity of 120 backedges. 0 proven. 120 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:36:13,560 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:36:13,561 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 22 states and 40 transitions. [2018-10-01 02:36:13,562 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 40 transitions. [2018-10-01 02:36:13,563 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-10-01 02:36:13,563 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:36:13,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:36:13,652 INFO L134 CoverageAnalysis]: Checked inductivity of 136 backedges. 0 proven. 136 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:36:13,788 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:36:13,789 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 23 states and 42 transitions. [2018-10-01 02:36:13,789 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 42 transitions. [2018-10-01 02:36:13,790 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-10-01 02:36:13,790 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:36:13,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:36:13,901 INFO L134 CoverageAnalysis]: Checked inductivity of 153 backedges. 0 proven. 153 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:36:14,204 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:36:14,205 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 24 states and 44 transitions. [2018-10-01 02:36:14,205 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 44 transitions. [2018-10-01 02:36:14,206 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2018-10-01 02:36:14,206 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:36:14,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:36:14,329 INFO L134 CoverageAnalysis]: Checked inductivity of 171 backedges. 0 proven. 171 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:36:14,462 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:36:14,463 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 25 states and 46 transitions. [2018-10-01 02:36:14,463 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 46 transitions. [2018-10-01 02:36:14,463 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2018-10-01 02:36:14,463 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:36:14,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:36:14,543 INFO L134 CoverageAnalysis]: Checked inductivity of 190 backedges. 0 proven. 190 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:36:14,681 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:36:14,682 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 26 states and 48 transitions. [2018-10-01 02:36:14,682 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 48 transitions. [2018-10-01 02:36:14,683 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2018-10-01 02:36:14,684 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:36:14,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:36:14,982 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 02:36:15,316 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:36:15,317 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 27 states and 50 transitions. [2018-10-01 02:36:15,317 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 50 transitions. [2018-10-01 02:36:15,318 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2018-10-01 02:36:15,319 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:36:15,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:36:15,540 INFO L134 CoverageAnalysis]: Checked inductivity of 231 backedges. 0 proven. 231 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:36:16,201 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:36:16,202 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 28 states and 52 transitions. [2018-10-01 02:36:16,202 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 52 transitions. [2018-10-01 02:36:16,203 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2018-10-01 02:36:16,203 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:36:16,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:36:16,769 INFO L134 CoverageAnalysis]: Checked inductivity of 253 backedges. 0 proven. 253 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:36:17,283 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:36:17,284 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 54 transitions. [2018-10-01 02:36:17,284 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 54 transitions. [2018-10-01 02:36:17,284 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2018-10-01 02:36:17,288 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:36:17,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:36:17,773 INFO L134 CoverageAnalysis]: Checked inductivity of 276 backedges. 0 proven. 276 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:36:17,936 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:36:17,936 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 30 states and 56 transitions. [2018-10-01 02:36:17,936 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 56 transitions. [2018-10-01 02:36:17,937 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2018-10-01 02:36:17,937 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:36:17,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:36:18,257 INFO L134 CoverageAnalysis]: Checked inductivity of 300 backedges. 0 proven. 300 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:36:18,493 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:36:18,493 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 31 states and 58 transitions. [2018-10-01 02:36:18,493 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 58 transitions. [2018-10-01 02:36:18,494 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2018-10-01 02:36:18,494 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:36:18,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:36:18,686 INFO L134 CoverageAnalysis]: Checked inductivity of 325 backedges. 0 proven. 325 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:36:18,829 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:36:18,829 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 32 states and 60 transitions. [2018-10-01 02:36:18,830 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 60 transitions. [2018-10-01 02:36:18,831 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2018-10-01 02:36:18,831 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:36:18,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:36:19,479 INFO L134 CoverageAnalysis]: Checked inductivity of 351 backedges. 0 proven. 351 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:36:19,780 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:36:19,781 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 33 states and 62 transitions. [2018-10-01 02:36:19,781 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 62 transitions. [2018-10-01 02:36:19,781 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2018-10-01 02:36:19,782 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:36:19,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:36:20,560 INFO L134 CoverageAnalysis]: Checked inductivity of 378 backedges. 0 proven. 378 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:36:20,711 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:36:20,712 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 34 states and 64 transitions. [2018-10-01 02:36:20,712 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 64 transitions. [2018-10-01 02:36:20,712 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2018-10-01 02:36:20,712 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:36:20,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:36:20,813 INFO L134 CoverageAnalysis]: Checked inductivity of 406 backedges. 0 proven. 406 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:36:20,935 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:36:20,936 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 35 states and 66 transitions. [2018-10-01 02:36:20,936 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 66 transitions. [2018-10-01 02:36:20,937 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2018-10-01 02:36:20,937 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:36:20,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:36:21,078 INFO L134 CoverageAnalysis]: Checked inductivity of 435 backedges. 0 proven. 435 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:36:21,220 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:36:21,220 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 36 states and 68 transitions. [2018-10-01 02:36:21,220 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 68 transitions. [2018-10-01 02:36:21,221 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2018-10-01 02:36:21,221 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:36:21,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:36:22,178 INFO L134 CoverageAnalysis]: Checked inductivity of 465 backedges. 0 proven. 465 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:36:22,312 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:36:22,313 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2018-10-01 02:36:22,313 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2018-10-01 02:36:22,313 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2018-10-01 02:36:22,314 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:36:22,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:36:22,399 INFO L134 CoverageAnalysis]: Checked inductivity of 496 backedges. 0 proven. 496 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:36:22,580 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:36:22,581 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 38 states and 72 transitions. [2018-10-01 02:36:22,581 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 72 transitions. [2018-10-01 02:36:22,582 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2018-10-01 02:36:22,582 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:36:22,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:36:22,780 INFO L134 CoverageAnalysis]: Checked inductivity of 528 backedges. 0 proven. 528 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:36:23,136 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:36:23,137 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 39 states and 74 transitions. [2018-10-01 02:36:23,137 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 74 transitions. [2018-10-01 02:36:23,138 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2018-10-01 02:36:23,138 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:36:23,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:36:23,299 INFO L134 CoverageAnalysis]: Checked inductivity of 561 backedges. 0 proven. 561 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:36:23,462 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:36:23,463 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 40 states and 76 transitions. [2018-10-01 02:36:23,463 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 76 transitions. [2018-10-01 02:36:23,463 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2018-10-01 02:36:23,464 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:36:23,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:36:23,611 INFO L134 CoverageAnalysis]: Checked inductivity of 595 backedges. 0 proven. 595 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:36:23,792 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:36:23,793 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 41 states and 78 transitions. [2018-10-01 02:36:23,793 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 78 transitions. [2018-10-01 02:36:23,793 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2018-10-01 02:36:23,794 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:36:23,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:36:23,918 INFO L134 CoverageAnalysis]: Checked inductivity of 630 backedges. 0 proven. 630 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:36:24,114 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:36:24,115 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 42 states and 80 transitions. [2018-10-01 02:36:24,115 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 80 transitions. [2018-10-01 02:36:24,116 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2018-10-01 02:36:24,116 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:36:24,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:36:24,345 INFO L134 CoverageAnalysis]: Checked inductivity of 666 backedges. 0 proven. 666 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:36:24,499 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:36:24,500 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 43 states and 82 transitions. [2018-10-01 02:36:24,500 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 82 transitions. [2018-10-01 02:36:24,501 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2018-10-01 02:36:24,501 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:36:24,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:36:24,684 INFO L134 CoverageAnalysis]: Checked inductivity of 703 backedges. 0 proven. 703 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:36:24,903 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:36:24,904 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 44 states and 84 transitions. [2018-10-01 02:36:24,904 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 84 transitions. [2018-10-01 02:36:24,904 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2018-10-01 02:36:24,905 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:36:24,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:36:25,101 INFO L134 CoverageAnalysis]: Checked inductivity of 741 backedges. 0 proven. 741 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:36:25,283 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:36:25,284 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 45 states and 86 transitions. [2018-10-01 02:36:25,284 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 86 transitions. [2018-10-01 02:36:25,285 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2018-10-01 02:36:25,285 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:36:25,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:36:25,397 INFO L134 CoverageAnalysis]: Checked inductivity of 780 backedges. 0 proven. 780 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:36:25,633 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:36:25,634 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 46 states and 88 transitions. [2018-10-01 02:36:25,634 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 88 transitions. [2018-10-01 02:36:25,634 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2018-10-01 02:36:25,635 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:36:25,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:36:25,771 INFO L134 CoverageAnalysis]: Checked inductivity of 820 backedges. 0 proven. 820 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:36:25,990 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:36:25,990 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 47 states and 90 transitions. [2018-10-01 02:36:25,990 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 90 transitions. [2018-10-01 02:36:25,991 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2018-10-01 02:36:25,991 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:36:25,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:36:26,228 INFO L134 CoverageAnalysis]: Checked inductivity of 861 backedges. 0 proven. 861 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:36:26,683 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:36:26,683 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 48 states and 92 transitions. [2018-10-01 02:36:26,683 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 92 transitions. [2018-10-01 02:36:26,684 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2018-10-01 02:36:26,684 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:36:26,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:36:26,816 INFO L134 CoverageAnalysis]: Checked inductivity of 903 backedges. 0 proven. 903 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:36:26,990 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:36:26,990 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 49 states and 94 transitions. [2018-10-01 02:36:26,991 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 94 transitions. [2018-10-01 02:36:26,991 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-10-01 02:36:26,991 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:36:26,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:36:27,134 INFO L134 CoverageAnalysis]: Checked inductivity of 946 backedges. 0 proven. 946 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:36:27,311 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:36:27,312 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 50 states and 96 transitions. [2018-10-01 02:36:27,312 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 96 transitions. [2018-10-01 02:36:27,313 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2018-10-01 02:36:27,313 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:36:27,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:36:27,437 INFO L134 CoverageAnalysis]: Checked inductivity of 990 backedges. 0 proven. 990 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:36:27,693 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:36:27,694 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 51 states and 98 transitions. [2018-10-01 02:36:27,694 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 98 transitions. [2018-10-01 02:36:27,695 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2018-10-01 02:36:27,695 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:36:27,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:36:28,053 INFO L134 CoverageAnalysis]: Checked inductivity of 1035 backedges. 0 proven. 1035 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:36:28,360 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:36:28,361 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 52 states and 100 transitions. [2018-10-01 02:36:28,361 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 100 transitions. [2018-10-01 02:36:28,361 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2018-10-01 02:36:28,361 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:36:28,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:36:28,580 INFO L134 CoverageAnalysis]: Checked inductivity of 1081 backedges. 0 proven. 1081 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:36:28,766 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:36:28,766 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 53 states and 102 transitions. [2018-10-01 02:36:28,767 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 102 transitions. [2018-10-01 02:36:28,767 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2018-10-01 02:36:28,767 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:36:28,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:36:29,277 INFO L134 CoverageAnalysis]: Checked inductivity of 1128 backedges. 0 proven. 1128 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:36:29,563 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:36:29,563 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 54 states and 104 transitions. [2018-10-01 02:36:29,564 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 104 transitions. [2018-10-01 02:36:29,564 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2018-10-01 02:36:29,564 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:36:29,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:36:29,803 INFO L134 CoverageAnalysis]: Checked inductivity of 1176 backedges. 0 proven. 1176 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:36:30,011 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:36:30,011 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 55 states and 106 transitions. [2018-10-01 02:36:30,012 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 106 transitions. [2018-10-01 02:36:30,012 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-10-01 02:36:30,012 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:36:30,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:36:30,944 INFO L134 CoverageAnalysis]: Checked inductivity of 1225 backedges. 0 proven. 1225 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:36:31,175 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:36:31,176 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 56 states and 108 transitions. [2018-10-01 02:36:31,176 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 108 transitions. [2018-10-01 02:36:31,177 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2018-10-01 02:36:31,177 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:36:31,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:36:31,394 INFO L134 CoverageAnalysis]: Checked inductivity of 1275 backedges. 0 proven. 1275 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:36:31,610 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:36:31,611 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 57 states and 110 transitions. [2018-10-01 02:36:31,611 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 110 transitions. [2018-10-01 02:36:31,611 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2018-10-01 02:36:31,611 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:36:31,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:36:31,759 INFO L134 CoverageAnalysis]: Checked inductivity of 1326 backedges. 0 proven. 1326 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:36:31,972 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:36:31,972 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 58 states and 112 transitions. [2018-10-01 02:36:31,972 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 112 transitions. [2018-10-01 02:36:31,973 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2018-10-01 02:36:31,973 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:36:31,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:36:32,166 INFO L134 CoverageAnalysis]: Checked inductivity of 1378 backedges. 0 proven. 1378 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:36:32,376 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:36:32,377 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 59 states and 114 transitions. [2018-10-01 02:36:32,377 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 114 transitions. [2018-10-01 02:36:32,377 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2018-10-01 02:36:32,377 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:36:32,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:36:32,515 INFO L134 CoverageAnalysis]: Checked inductivity of 1431 backedges. 0 proven. 1431 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:36:32,790 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:36:32,791 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 60 states and 116 transitions. [2018-10-01 02:36:32,791 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 116 transitions. [2018-10-01 02:36:32,791 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2018-10-01 02:36:32,792 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:36:32,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:36:33,186 INFO L134 CoverageAnalysis]: Checked inductivity of 1485 backedges. 0 proven. 1485 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:36:33,408 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:36:33,408 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 61 states and 118 transitions. [2018-10-01 02:36:33,409 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 118 transitions. [2018-10-01 02:36:33,409 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2018-10-01 02:36:33,409 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:36:33,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:36:33,589 INFO L134 CoverageAnalysis]: Checked inductivity of 1540 backedges. 0 proven. 1540 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:36:34,251 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:36:34,251 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 62 states and 120 transitions. [2018-10-01 02:36:34,252 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 120 transitions. [2018-10-01 02:36:34,252 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2018-10-01 02:36:34,252 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:36:34,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:36:34,418 INFO L134 CoverageAnalysis]: Checked inductivity of 1596 backedges. 0 proven. 1596 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:36:34,657 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:36:34,658 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 122 states to 63 states and 122 transitions. [2018-10-01 02:36:34,658 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 122 transitions. [2018-10-01 02:36:34,658 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-10-01 02:36:34,659 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:36:34,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:36:34,976 INFO L134 CoverageAnalysis]: Checked inductivity of 1653 backedges. 0 proven. 1653 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:36:35,273 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:36:35,274 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 64 states and 124 transitions. [2018-10-01 02:36:35,274 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 124 transitions. [2018-10-01 02:36:35,275 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2018-10-01 02:36:35,275 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:36:35,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:36:35,578 INFO L134 CoverageAnalysis]: Checked inductivity of 1711 backedges. 0 proven. 1711 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:36:35,829 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:36:35,830 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 126 states to 65 states and 126 transitions. [2018-10-01 02:36:35,830 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 126 transitions. [2018-10-01 02:36:35,830 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2018-10-01 02:36:35,831 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:36:35,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:36:35,987 INFO L134 CoverageAnalysis]: Checked inductivity of 1770 backedges. 0 proven. 1770 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:36:36,217 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:36:36,218 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 128 states to 66 states and 128 transitions. [2018-10-01 02:36:36,218 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 128 transitions. [2018-10-01 02:36:36,219 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2018-10-01 02:36:36,219 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:36:36,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:36:36,454 INFO L134 CoverageAnalysis]: Checked inductivity of 1830 backedges. 0 proven. 1830 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:36:36,728 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:36:36,729 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 67 states and 130 transitions. [2018-10-01 02:36:36,729 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 130 transitions. [2018-10-01 02:36:36,729 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2018-10-01 02:36:36,729 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:36:36,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:36:36,861 INFO L134 CoverageAnalysis]: Checked inductivity of 1891 backedges. 0 proven. 1891 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:36:37,102 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:36:37,102 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132 states to 68 states and 132 transitions. [2018-10-01 02:36:37,102 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 132 transitions. [2018-10-01 02:36:37,103 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2018-10-01 02:36:37,103 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:36:37,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:36:37,582 INFO L134 CoverageAnalysis]: Checked inductivity of 1953 backedges. 0 proven. 1953 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:36:41,268 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:36:41,268 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 69 states and 134 transitions. [2018-10-01 02:36:41,269 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 134 transitions. [2018-10-01 02:36:41,269 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2018-10-01 02:36:41,269 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:36:41,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:36:41,423 INFO L134 CoverageAnalysis]: Checked inductivity of 2016 backedges. 0 proven. 2016 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:36:41,690 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:36:41,691 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 70 states and 136 transitions. [2018-10-01 02:36:41,691 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 136 transitions. [2018-10-01 02:36:41,692 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2018-10-01 02:36:41,692 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:36:41,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:36:42,803 INFO L134 CoverageAnalysis]: Checked inductivity of 2080 backedges. 0 proven. 2080 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:36:43,100 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:36:43,100 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 71 states and 138 transitions. [2018-10-01 02:36:43,100 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 138 transitions. [2018-10-01 02:36:43,101 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2018-10-01 02:36:43,101 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:36:43,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:36:43,871 INFO L134 CoverageAnalysis]: Checked inductivity of 2145 backedges. 0 proven. 2145 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:36:44,128 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:36:44,129 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 140 states to 72 states and 140 transitions. [2018-10-01 02:36:44,129 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 140 transitions. [2018-10-01 02:36:44,129 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2018-10-01 02:36:44,130 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:36:44,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:36:44,251 INFO L134 CoverageAnalysis]: Checked inductivity of 2211 backedges. 0 proven. 2211 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:36:44,515 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:36:44,515 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 142 states to 73 states and 142 transitions. [2018-10-01 02:36:44,515 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 142 transitions. [2018-10-01 02:36:44,516 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2018-10-01 02:36:44,516 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:36:44,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:36:44,712 INFO L134 CoverageAnalysis]: Checked inductivity of 2278 backedges. 0 proven. 2278 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:36:44,980 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:36:44,981 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 74 states and 144 transitions. [2018-10-01 02:36:44,981 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 144 transitions. [2018-10-01 02:36:44,981 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2018-10-01 02:36:44,982 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:36:44,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:36:45,148 INFO L134 CoverageAnalysis]: Checked inductivity of 2346 backedges. 0 proven. 2346 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:36:45,413 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:36:45,414 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 146 states to 75 states and 146 transitions. [2018-10-01 02:36:45,414 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 146 transitions. [2018-10-01 02:36:45,415 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2018-10-01 02:36:45,415 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:36:45,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:36:45,587 INFO L134 CoverageAnalysis]: Checked inductivity of 2415 backedges. 0 proven. 2415 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:36:45,859 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:36:45,859 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 76 states and 148 transitions. [2018-10-01 02:36:45,859 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 148 transitions. [2018-10-01 02:36:45,860 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2018-10-01 02:36:45,860 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:36:45,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:36:46,025 INFO L134 CoverageAnalysis]: Checked inductivity of 2485 backedges. 0 proven. 2485 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:36:46,324 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:36:46,324 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 150 states to 77 states and 150 transitions. [2018-10-01 02:36:46,325 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 150 transitions. [2018-10-01 02:36:46,325 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2018-10-01 02:36:46,325 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:36:46,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:36:46,489 INFO L134 CoverageAnalysis]: Checked inductivity of 2556 backedges. 0 proven. 2556 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:36:46,797 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:36:46,798 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 152 states to 78 states and 152 transitions. [2018-10-01 02:36:46,798 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 152 transitions. [2018-10-01 02:36:46,798 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2018-10-01 02:36:46,798 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:36:46,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:36:47,042 INFO L134 CoverageAnalysis]: Checked inductivity of 2628 backedges. 0 proven. 2628 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:36:47,407 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:36:47,408 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 154 states to 79 states and 154 transitions. [2018-10-01 02:36:47,408 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 154 transitions. [2018-10-01 02:36:47,408 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2018-10-01 02:36:47,408 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:36:47,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:36:47,763 INFO L134 CoverageAnalysis]: Checked inductivity of 2701 backedges. 0 proven. 2701 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:36:48,043 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:36:48,044 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 156 states to 80 states and 156 transitions. [2018-10-01 02:36:48,044 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 156 transitions. [2018-10-01 02:36:48,044 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2018-10-01 02:36:48,045 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:36:48,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:36:48,190 INFO L134 CoverageAnalysis]: Checked inductivity of 2775 backedges. 0 proven. 2775 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:36:48,795 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:36:48,796 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 158 states to 81 states and 158 transitions. [2018-10-01 02:36:48,796 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 158 transitions. [2018-10-01 02:36:48,796 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2018-10-01 02:36:48,796 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:36:48,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:36:48,954 INFO L134 CoverageAnalysis]: Checked inductivity of 2850 backedges. 0 proven. 2850 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:36:49,267 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:36:49,267 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 82 states and 160 transitions. [2018-10-01 02:36:49,267 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 160 transitions. [2018-10-01 02:36:49,268 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2018-10-01 02:36:49,268 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:36:49,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:36:49,417 INFO L134 CoverageAnalysis]: Checked inductivity of 2926 backedges. 0 proven. 2926 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:36:49,736 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:36:49,736 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 83 states and 162 transitions. [2018-10-01 02:36:49,737 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 162 transitions. [2018-10-01 02:36:49,737 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2018-10-01 02:36:49,737 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:36:49,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:36:49,882 INFO L134 CoverageAnalysis]: Checked inductivity of 3003 backedges. 0 proven. 3003 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:36:50,181 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:36:50,181 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 164 states to 84 states and 164 transitions. [2018-10-01 02:36:50,181 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 164 transitions. [2018-10-01 02:36:50,182 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2018-10-01 02:36:50,182 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:36:50,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:36:50,547 INFO L134 CoverageAnalysis]: Checked inductivity of 3081 backedges. 0 proven. 3081 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:36:50,849 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:36:50,850 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 166 states to 85 states and 166 transitions. [2018-10-01 02:36:50,850 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 166 transitions. [2018-10-01 02:36:50,850 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2018-10-01 02:36:50,850 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:36:50,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:36:51,054 INFO L134 CoverageAnalysis]: Checked inductivity of 3160 backedges. 0 proven. 3160 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:36:51,361 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:36:51,362 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 168 states to 86 states and 168 transitions. [2018-10-01 02:36:51,362 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 168 transitions. [2018-10-01 02:36:51,363 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2018-10-01 02:36:51,363 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:36:51,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:36:51,545 INFO L134 CoverageAnalysis]: Checked inductivity of 3240 backedges. 0 proven. 3240 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:36:51,906 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:36:51,907 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 170 states to 87 states and 170 transitions. [2018-10-01 02:36:51,907 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 170 transitions. [2018-10-01 02:36:51,907 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2018-10-01 02:36:51,907 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:36:51,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:36:52,228 INFO L134 CoverageAnalysis]: Checked inductivity of 3321 backedges. 0 proven. 3321 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:36:52,591 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:36:52,591 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 172 states to 88 states and 172 transitions. [2018-10-01 02:36:52,592 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 172 transitions. [2018-10-01 02:36:52,592 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2018-10-01 02:36:52,592 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:36:52,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:36:52,895 INFO L134 CoverageAnalysis]: Checked inductivity of 3403 backedges. 0 proven. 3403 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:36:53,241 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:36:53,242 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 174 states to 89 states and 174 transitions. [2018-10-01 02:36:53,242 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 174 transitions. [2018-10-01 02:36:53,242 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2018-10-01 02:36:53,242 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:36:53,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:36:53,627 INFO L134 CoverageAnalysis]: Checked inductivity of 3486 backedges. 0 proven. 3486 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:36:54,101 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:36:54,101 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 176 states to 90 states and 176 transitions. [2018-10-01 02:36:54,101 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 176 transitions. [2018-10-01 02:36:54,102 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2018-10-01 02:36:54,102 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:36:54,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:36:54,259 INFO L134 CoverageAnalysis]: Checked inductivity of 3570 backedges. 0 proven. 3570 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:36:54,619 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:36:54,620 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 178 states to 91 states and 178 transitions. [2018-10-01 02:36:54,620 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 178 transitions. [2018-10-01 02:36:54,620 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2018-10-01 02:36:54,620 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:36:54,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:36:54,907 INFO L134 CoverageAnalysis]: Checked inductivity of 3655 backedges. 0 proven. 3655 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:36:55,244 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:36:55,245 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 180 states to 92 states and 180 transitions. [2018-10-01 02:36:55,245 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 180 transitions. [2018-10-01 02:36:55,246 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2018-10-01 02:36:55,246 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:36:55,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:36:55,414 INFO L134 CoverageAnalysis]: Checked inductivity of 3741 backedges. 0 proven. 3741 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:36:55,839 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:36:55,839 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 182 states to 93 states and 182 transitions. [2018-10-01 02:36:55,840 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 182 transitions. [2018-10-01 02:36:55,840 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2018-10-01 02:36:55,840 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:36:55,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:36:56,038 INFO L134 CoverageAnalysis]: Checked inductivity of 3828 backedges. 0 proven. 3828 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:36:56,455 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:36:56,456 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 184 states to 94 states and 184 transitions. [2018-10-01 02:36:56,456 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 184 transitions. [2018-10-01 02:36:56,457 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2018-10-01 02:36:56,457 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:36:56,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:36:56,631 INFO L134 CoverageAnalysis]: Checked inductivity of 3916 backedges. 0 proven. 3916 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:36:56,966 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:36:56,966 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 186 states to 95 states and 186 transitions. [2018-10-01 02:36:56,967 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 186 transitions. [2018-10-01 02:36:56,967 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2018-10-01 02:36:56,968 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:36:56,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:36:57,324 INFO L134 CoverageAnalysis]: Checked inductivity of 4005 backedges. 0 proven. 4005 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:36:57,668 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:36:57,668 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 188 states to 96 states and 188 transitions. [2018-10-01 02:36:57,668 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 188 transitions. [2018-10-01 02:36:57,669 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2018-10-01 02:36:57,669 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:36:57,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:36:57,962 INFO L134 CoverageAnalysis]: Checked inductivity of 4095 backedges. 0 proven. 4095 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:36:58,329 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:36:58,329 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 190 states to 97 states and 190 transitions. [2018-10-01 02:36:58,329 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 190 transitions. [2018-10-01 02:36:58,330 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2018-10-01 02:36:58,330 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:36:58,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:36:58,591 INFO L134 CoverageAnalysis]: Checked inductivity of 4186 backedges. 0 proven. 4186 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:36:59,179 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:36:59,180 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 192 states to 98 states and 192 transitions. [2018-10-01 02:36:59,180 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 192 transitions. [2018-10-01 02:36:59,181 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2018-10-01 02:36:59,181 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:36:59,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:36:59,648 INFO L134 CoverageAnalysis]: Checked inductivity of 4278 backedges. 0 proven. 4278 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:37:00,011 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:37:00,012 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 194 states to 99 states and 194 transitions. [2018-10-01 02:37:00,012 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 194 transitions. [2018-10-01 02:37:00,012 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2018-10-01 02:37:00,012 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:37:00,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:37:00,197 INFO L134 CoverageAnalysis]: Checked inductivity of 4371 backedges. 0 proven. 4371 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:37:00,582 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:37:00,583 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 196 states to 100 states and 196 transitions. [2018-10-01 02:37:00,583 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 196 transitions. [2018-10-01 02:37:00,583 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2018-10-01 02:37:00,583 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:37:00,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:37:01,006 INFO L134 CoverageAnalysis]: Checked inductivity of 4465 backedges. 0 proven. 4465 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:37:01,390 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:37:01,391 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 198 states to 101 states and 198 transitions. [2018-10-01 02:37:01,391 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 198 transitions. [2018-10-01 02:37:01,391 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2018-10-01 02:37:01,391 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:37:01,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:37:01,679 INFO L134 CoverageAnalysis]: Checked inductivity of 4560 backedges. 0 proven. 4560 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:37:02,060 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:37:02,061 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 200 states to 102 states and 200 transitions. [2018-10-01 02:37:02,061 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 200 transitions. [2018-10-01 02:37:02,062 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2018-10-01 02:37:02,062 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:37:02,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:37:02,263 INFO L134 CoverageAnalysis]: Checked inductivity of 4656 backedges. 0 proven. 4656 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:37:02,681 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:37:02,681 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 202 states to 103 states and 202 transitions. [2018-10-01 02:37:02,682 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 202 transitions. [2018-10-01 02:37:02,682 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2018-10-01 02:37:02,682 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:37:02,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:37:02,878 INFO L134 CoverageAnalysis]: Checked inductivity of 4753 backedges. 0 proven. 4753 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:37:03,260 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:37:03,260 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 204 states to 104 states and 204 transitions. [2018-10-01 02:37:03,260 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 204 transitions. [2018-10-01 02:37:03,261 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2018-10-01 02:37:03,261 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:37:03,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:37:03,467 INFO L134 CoverageAnalysis]: Checked inductivity of 4851 backedges. 0 proven. 4851 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:37:04,198 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:37:04,198 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 206 states to 105 states and 206 transitions. [2018-10-01 02:37:04,199 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 206 transitions. [2018-10-01 02:37:04,199 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2018-10-01 02:37:04,199 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:37:04,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:37:04,403 INFO L134 CoverageAnalysis]: Checked inductivity of 4950 backedges. 0 proven. 4950 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:37:04,819 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:37:04,820 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 208 states to 106 states and 208 transitions. [2018-10-01 02:37:04,820 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 208 transitions. [2018-10-01 02:37:04,821 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2018-10-01 02:37:04,821 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:37:04,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:37:05,076 INFO L134 CoverageAnalysis]: Checked inductivity of 5050 backedges. 0 proven. 5050 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:37:05,523 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:37:05,523 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 210 states to 107 states and 210 transitions. [2018-10-01 02:37:05,524 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 210 transitions. [2018-10-01 02:37:05,524 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2018-10-01 02:37:05,524 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:37:05,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:37:05,760 INFO L134 CoverageAnalysis]: Checked inductivity of 5151 backedges. 0 proven. 5151 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:37:06,163 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:37:06,164 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 212 states to 108 states and 212 transitions. [2018-10-01 02:37:06,164 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 212 transitions. [2018-10-01 02:37:06,164 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2018-10-01 02:37:06,165 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:37:06,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:37:06,424 INFO L134 CoverageAnalysis]: Checked inductivity of 5253 backedges. 0 proven. 5253 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:37:06,820 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:37:06,821 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 214 states to 109 states and 214 transitions. [2018-10-01 02:37:06,821 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 214 transitions. [2018-10-01 02:37:06,821 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2018-10-01 02:37:06,822 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:37:06,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:37:07,074 INFO L134 CoverageAnalysis]: Checked inductivity of 5356 backedges. 0 proven. 5356 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:37:07,468 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:37:07,468 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 216 states to 110 states and 216 transitions. [2018-10-01 02:37:07,468 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 216 transitions. [2018-10-01 02:37:07,469 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2018-10-01 02:37:07,469 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:37:07,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:37:07,739 INFO L134 CoverageAnalysis]: Checked inductivity of 5460 backedges. 0 proven. 5460 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:37:08,140 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:37:08,140 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 218 states to 111 states and 218 transitions. [2018-10-01 02:37:08,140 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 218 transitions. [2018-10-01 02:37:08,141 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2018-10-01 02:37:08,141 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:37:08,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:37:08,384 INFO L134 CoverageAnalysis]: Checked inductivity of 5565 backedges. 0 proven. 5565 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:37:08,967 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:37:08,968 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 220 states to 112 states and 220 transitions. [2018-10-01 02:37:08,968 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 220 transitions. [2018-10-01 02:37:08,968 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2018-10-01 02:37:08,968 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:37:09,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:37:09,220 INFO L134 CoverageAnalysis]: Checked inductivity of 5671 backedges. 0 proven. 5671 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:37:09,681 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:37:09,681 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 222 states to 113 states and 222 transitions. [2018-10-01 02:37:09,682 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 222 transitions. [2018-10-01 02:37:09,682 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2018-10-01 02:37:09,682 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:37:09,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:37:09,928 INFO L134 CoverageAnalysis]: Checked inductivity of 5778 backedges. 0 proven. 5778 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:37:10,340 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:37:10,340 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 224 states to 114 states and 224 transitions. [2018-10-01 02:37:10,340 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 224 transitions. [2018-10-01 02:37:10,341 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2018-10-01 02:37:10,341 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:37:10,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:37:10,666 INFO L134 CoverageAnalysis]: Checked inductivity of 5886 backedges. 0 proven. 5886 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:37:11,090 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:37:11,090 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 226 states to 115 states and 226 transitions. [2018-10-01 02:37:11,090 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 226 transitions. [2018-10-01 02:37:11,091 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2018-10-01 02:37:11,091 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:37:11,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:37:11,327 INFO L134 CoverageAnalysis]: Checked inductivity of 5995 backedges. 0 proven. 5995 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:37:11,767 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:37:11,767 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 228 states to 116 states and 228 transitions. [2018-10-01 02:37:11,767 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 228 transitions. [2018-10-01 02:37:11,768 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2018-10-01 02:37:11,768 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:37:11,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:37:12,043 INFO L134 CoverageAnalysis]: Checked inductivity of 6105 backedges. 0 proven. 6105 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:37:12,468 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:37:12,468 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 230 states to 117 states and 230 transitions. [2018-10-01 02:37:12,469 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 230 transitions. [2018-10-01 02:37:12,469 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2018-10-01 02:37:12,469 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:37:12,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:37:12,843 INFO L134 CoverageAnalysis]: Checked inductivity of 6216 backedges. 0 proven. 6216 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:37:13,272 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:37:13,272 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 232 states to 118 states and 232 transitions. [2018-10-01 02:37:13,272 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 232 transitions. [2018-10-01 02:37:13,273 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2018-10-01 02:37:13,273 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:37:13,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:37:13,645 INFO L134 CoverageAnalysis]: Checked inductivity of 6328 backedges. 0 proven. 6328 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:37:14,344 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:37:14,344 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 234 states to 119 states and 234 transitions. [2018-10-01 02:37:14,344 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 234 transitions. [2018-10-01 02:37:14,345 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2018-10-01 02:37:14,345 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:37:14,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:37:14,607 INFO L134 CoverageAnalysis]: Checked inductivity of 6441 backedges. 0 proven. 6441 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:37:15,043 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:37:15,044 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 236 states to 120 states and 236 transitions. [2018-10-01 02:37:15,044 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 236 transitions. [2018-10-01 02:37:15,044 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2018-10-01 02:37:15,045 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:37:15,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:37:15,293 INFO L134 CoverageAnalysis]: Checked inductivity of 6555 backedges. 0 proven. 6555 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:37:15,787 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:37:15,787 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 238 states to 121 states and 238 transitions. [2018-10-01 02:37:15,787 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 238 transitions. [2018-10-01 02:37:15,788 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2018-10-01 02:37:15,788 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:37:15,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:37:16,038 INFO L134 CoverageAnalysis]: Checked inductivity of 6670 backedges. 0 proven. 6670 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:37:16,494 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:37:16,494 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 240 states to 122 states and 240 transitions. [2018-10-01 02:37:16,494 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 240 transitions. [2018-10-01 02:37:16,495 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2018-10-01 02:37:16,495 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:37:16,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:37:16,746 INFO L134 CoverageAnalysis]: Checked inductivity of 6786 backedges. 0 proven. 6786 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:37:17,214 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:37:17,215 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 242 states to 123 states and 242 transitions. [2018-10-01 02:37:17,215 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 242 transitions. [2018-10-01 02:37:17,215 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2018-10-01 02:37:17,215 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:37:17,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:37:17,474 INFO L134 CoverageAnalysis]: Checked inductivity of 6903 backedges. 0 proven. 6903 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:37:17,981 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:37:17,981 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 244 states to 124 states and 244 transitions. [2018-10-01 02:37:17,981 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 244 transitions. [2018-10-01 02:37:17,982 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2018-10-01 02:37:17,982 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:37:18,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:37:18,247 INFO L134 CoverageAnalysis]: Checked inductivity of 7021 backedges. 0 proven. 7021 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:37:18,693 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:37:18,694 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 246 states to 125 states and 246 transitions. [2018-10-01 02:37:18,694 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 246 transitions. [2018-10-01 02:37:18,694 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2018-10-01 02:37:18,694 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:37:18,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:37:19,000 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 02:37:19,700 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:37:19,701 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 248 states to 126 states and 248 transitions. [2018-10-01 02:37:19,701 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 248 transitions. [2018-10-01 02:37:19,702 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2018-10-01 02:37:19,702 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:37:19,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:37:20,057 INFO L134 CoverageAnalysis]: Checked inductivity of 7260 backedges. 0 proven. 7260 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:37:20,523 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:37:20,524 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 250 states to 127 states and 250 transitions. [2018-10-01 02:37:20,524 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 250 transitions. [2018-10-01 02:37:20,524 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2018-10-01 02:37:20,524 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:37:20,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:37:20,804 INFO L134 CoverageAnalysis]: Checked inductivity of 7381 backedges. 0 proven. 7381 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:37:21,274 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:37:21,275 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 252 states to 128 states and 252 transitions. [2018-10-01 02:37:21,275 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 252 transitions. [2018-10-01 02:37:21,275 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2018-10-01 02:37:21,276 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:37:21,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:37:21,644 INFO L134 CoverageAnalysis]: Checked inductivity of 7503 backedges. 0 proven. 7503 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:37:22,133 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:37:22,133 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 254 states to 129 states and 254 transitions. [2018-10-01 02:37:22,133 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 254 transitions. [2018-10-01 02:37:22,134 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2018-10-01 02:37:22,134 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:37:22,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:37:22,435 INFO L134 CoverageAnalysis]: Checked inductivity of 7626 backedges. 0 proven. 7626 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:37:23,001 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:37:23,001 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 256 states to 130 states and 256 transitions. [2018-10-01 02:37:23,002 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 256 transitions. [2018-10-01 02:37:23,002 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2018-10-01 02:37:23,002 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:37:23,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:37:23,279 INFO L134 CoverageAnalysis]: Checked inductivity of 7750 backedges. 0 proven. 7750 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:37:23,783 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:37:23,783 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 258 states to 131 states and 258 transitions. [2018-10-01 02:37:23,783 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 258 transitions. [2018-10-01 02:37:23,784 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2018-10-01 02:37:23,784 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:37:23,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:37:24,065 INFO L134 CoverageAnalysis]: Checked inductivity of 7875 backedges. 0 proven. 7875 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:37:24,891 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:37:24,891 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 260 states to 132 states and 260 transitions. [2018-10-01 02:37:24,892 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 260 transitions. [2018-10-01 02:37:24,892 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2018-10-01 02:37:24,892 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:37:24,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:37:25,168 INFO L134 CoverageAnalysis]: Checked inductivity of 8001 backedges. 0 proven. 8001 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:37:25,683 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:37:25,684 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 262 states to 133 states and 262 transitions. [2018-10-01 02:37:25,684 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 262 transitions. [2018-10-01 02:37:25,685 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2018-10-01 02:37:25,685 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:37:25,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:37:25,974 INFO L134 CoverageAnalysis]: Checked inductivity of 8128 backedges. 0 proven. 8128 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:37:26,476 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:37:26,476 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 264 states to 134 states and 264 transitions. [2018-10-01 02:37:26,476 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 264 transitions. [2018-10-01 02:37:26,477 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2018-10-01 02:37:26,477 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:37:26,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:37:26,796 INFO L134 CoverageAnalysis]: Checked inductivity of 8256 backedges. 0 proven. 8256 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:37:27,332 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:37:27,332 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 266 states to 135 states and 266 transitions. [2018-10-01 02:37:27,332 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 266 transitions. [2018-10-01 02:37:27,333 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2018-10-01 02:37:27,333 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:37:27,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:37:27,622 INFO L134 CoverageAnalysis]: Checked inductivity of 8385 backedges. 0 proven. 8385 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:37:28,138 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:37:28,138 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 268 states to 136 states and 268 transitions. [2018-10-01 02:37:28,139 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 268 transitions. [2018-10-01 02:37:28,139 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2018-10-01 02:37:28,139 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:37:28,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:37:28,586 INFO L134 CoverageAnalysis]: Checked inductivity of 8515 backedges. 0 proven. 8515 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:37:29,074 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:37:29,075 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 270 states to 137 states and 270 transitions. [2018-10-01 02:37:29,075 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 270 transitions. [2018-10-01 02:37:29,075 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2018-10-01 02:37:29,076 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:37:29,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:37:29,616 INFO L134 CoverageAnalysis]: Checked inductivity of 8646 backedges. 0 proven. 8646 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:37:30,124 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:37:30,124 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 272 states to 138 states and 272 transitions. [2018-10-01 02:37:30,124 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 272 transitions. [2018-10-01 02:37:30,125 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2018-10-01 02:37:30,125 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:37:30,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:37:30,426 INFO L134 CoverageAnalysis]: Checked inductivity of 8778 backedges. 0 proven. 8778 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:37:30,960 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:37:30,960 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 274 states to 139 states and 274 transitions. [2018-10-01 02:37:30,960 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 274 transitions. [2018-10-01 02:37:30,961 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2018-10-01 02:37:30,961 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:37:31,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:37:31,265 INFO L134 CoverageAnalysis]: Checked inductivity of 8911 backedges. 0 proven. 8911 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:37:31,797 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:37:31,797 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 276 states to 140 states and 276 transitions. [2018-10-01 02:37:31,797 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 276 transitions. [2018-10-01 02:37:31,798 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2018-10-01 02:37:31,798 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:37:31,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:37:32,234 INFO L134 CoverageAnalysis]: Checked inductivity of 9045 backedges. 0 proven. 9045 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:37:32,772 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:37:32,773 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 278 states to 141 states and 278 transitions. [2018-10-01 02:37:32,773 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 278 transitions. [2018-10-01 02:37:32,773 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2018-10-01 02:37:32,773 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:37:32,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:37:33,094 INFO L134 CoverageAnalysis]: Checked inductivity of 9180 backedges. 0 proven. 9180 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:37:33,621 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:37:33,622 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 280 states to 142 states and 280 transitions. [2018-10-01 02:37:33,622 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 280 transitions. [2018-10-01 02:37:33,622 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2018-10-01 02:37:33,622 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:37:33,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:37:33,946 INFO L134 CoverageAnalysis]: Checked inductivity of 9316 backedges. 0 proven. 9316 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:37:34,794 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:37:34,795 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 282 states to 143 states and 282 transitions. [2018-10-01 02:37:34,795 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 282 transitions. [2018-10-01 02:37:34,795 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2018-10-01 02:37:34,796 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:37:34,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:37:35,131 INFO L134 CoverageAnalysis]: Checked inductivity of 9453 backedges. 0 proven. 9453 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:37:35,678 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:37:35,678 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 284 states to 144 states and 284 transitions. [2018-10-01 02:37:35,678 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 284 transitions. [2018-10-01 02:37:35,679 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2018-10-01 02:37:35,679 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:37:35,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:37:36,018 INFO L134 CoverageAnalysis]: Checked inductivity of 9591 backedges. 0 proven. 9591 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:37:36,575 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:37:36,575 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 286 states to 145 states and 286 transitions. [2018-10-01 02:37:36,575 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 286 transitions. [2018-10-01 02:37:36,576 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2018-10-01 02:37:36,576 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:37:36,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:37:36,925 INFO L134 CoverageAnalysis]: Checked inductivity of 9730 backedges. 0 proven. 9730 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:37:37,534 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:37:37,535 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 288 states to 146 states and 288 transitions. [2018-10-01 02:37:37,535 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 288 transitions. [2018-10-01 02:37:37,535 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2018-10-01 02:37:37,535 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:37:37,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:37:37,867 INFO L134 CoverageAnalysis]: Checked inductivity of 9870 backedges. 0 proven. 9870 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:37:38,432 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:37:38,433 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 290 states to 147 states and 290 transitions. [2018-10-01 02:37:38,433 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 290 transitions. [2018-10-01 02:37:38,434 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2018-10-01 02:37:38,434 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:37:38,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:37:38,773 INFO L134 CoverageAnalysis]: Checked inductivity of 10011 backedges. 0 proven. 10011 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:37:39,353 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:37:39,353 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 292 states to 148 states and 292 transitions. [2018-10-01 02:37:39,354 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 292 transitions. [2018-10-01 02:37:39,354 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2018-10-01 02:37:39,354 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:37:39,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:37:39,931 INFO L134 CoverageAnalysis]: Checked inductivity of 10153 backedges. 0 proven. 10153 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:37:40,487 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:37:40,488 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 294 states to 149 states and 294 transitions. [2018-10-01 02:37:40,488 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 294 transitions. [2018-10-01 02:37:40,488 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2018-10-01 02:37:40,488 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:37:40,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:37:40,852 INFO L134 CoverageAnalysis]: Checked inductivity of 10296 backedges. 0 proven. 10296 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:37:41,442 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:37:41,443 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 296 states to 150 states and 296 transitions. [2018-10-01 02:37:41,443 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 296 transitions. [2018-10-01 02:37:41,443 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2018-10-01 02:37:41,443 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:37:41,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:37:41,809 INFO L134 CoverageAnalysis]: Checked inductivity of 10440 backedges. 0 proven. 10440 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:37:42,407 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:37:42,408 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 298 states to 151 states and 298 transitions. [2018-10-01 02:37:42,408 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 298 transitions. [2018-10-01 02:37:42,409 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2018-10-01 02:37:42,409 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:37:42,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:37:42,819 INFO L134 CoverageAnalysis]: Checked inductivity of 10585 backedges. 0 proven. 10585 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:37:43,403 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:37:43,403 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 300 states to 152 states and 300 transitions. [2018-10-01 02:37:43,403 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 300 transitions. [2018-10-01 02:37:43,404 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2018-10-01 02:37:43,404 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:37:43,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:37:43,794 INFO L134 CoverageAnalysis]: Checked inductivity of 10731 backedges. 0 proven. 10731 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:37:44,356 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:37:44,357 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 302 states to 153 states and 302 transitions. [2018-10-01 02:37:44,357 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 302 transitions. [2018-10-01 02:37:44,358 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2018-10-01 02:37:44,358 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:37:44,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:37:45,062 INFO L134 CoverageAnalysis]: Checked inductivity of 10878 backedges. 0 proven. 10878 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:37:45,634 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:37:45,634 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 304 states to 154 states and 304 transitions. [2018-10-01 02:37:45,634 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 304 transitions. [2018-10-01 02:37:45,635 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2018-10-01 02:37:45,635 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:37:45,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:37:46,002 INFO L134 CoverageAnalysis]: Checked inductivity of 11026 backedges. 0 proven. 11026 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:37:46,603 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:37:46,604 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 306 states to 155 states and 306 transitions. [2018-10-01 02:37:46,604 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 306 transitions. [2018-10-01 02:37:46,605 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2018-10-01 02:37:46,605 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:37:46,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:37:46,973 INFO L134 CoverageAnalysis]: Checked inductivity of 11175 backedges. 0 proven. 11175 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:37:47,575 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:37:47,575 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 308 states to 156 states and 308 transitions. [2018-10-01 02:37:47,575 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 308 transitions. [2018-10-01 02:37:47,576 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2018-10-01 02:37:47,576 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:37:47,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:37:47,992 INFO L134 CoverageAnalysis]: Checked inductivity of 11325 backedges. 0 proven. 11325 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:37:48,583 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:37:48,584 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 310 states to 157 states and 310 transitions. [2018-10-01 02:37:48,584 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 310 transitions. [2018-10-01 02:37:48,584 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2018-10-01 02:37:48,585 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:37:48,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:37:48,976 INFO L134 CoverageAnalysis]: Checked inductivity of 11476 backedges. 0 proven. 11476 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:37:49,569 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:37:49,570 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 312 states to 158 states and 312 transitions. [2018-10-01 02:37:49,570 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 312 transitions. [2018-10-01 02:37:49,570 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2018-10-01 02:37:49,570 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:37:49,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:37:50,251 INFO L134 CoverageAnalysis]: Checked inductivity of 11628 backedges. 0 proven. 11628 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:37:50,838 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:37:50,838 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 314 states to 159 states and 314 transitions. [2018-10-01 02:37:50,838 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 314 transitions. [2018-10-01 02:37:50,839 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2018-10-01 02:37:50,839 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:37:50,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:37:51,225 INFO L134 CoverageAnalysis]: Checked inductivity of 11781 backedges. 0 proven. 11781 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:37:51,851 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:37:51,851 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 316 states to 160 states and 316 transitions. [2018-10-01 02:37:51,851 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 316 transitions. [2018-10-01 02:37:51,852 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2018-10-01 02:37:51,852 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:37:51,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:37:52,272 INFO L134 CoverageAnalysis]: Checked inductivity of 11935 backedges. 0 proven. 11935 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:37:52,888 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:37:52,888 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 318 states to 161 states and 318 transitions. [2018-10-01 02:37:52,889 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 318 transitions. [2018-10-01 02:37:52,889 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2018-10-01 02:37:52,889 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:37:53,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:37:53,399 INFO L134 CoverageAnalysis]: Checked inductivity of 12090 backedges. 0 proven. 12090 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:37:54,007 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:37:54,008 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 320 states to 162 states and 320 transitions. [2018-10-01 02:37:54,008 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 320 transitions. [2018-10-01 02:37:54,008 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2018-10-01 02:37:54,008 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:37:54,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:37:54,427 INFO L134 CoverageAnalysis]: Checked inductivity of 12246 backedges. 0 proven. 12246 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:37:55,327 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:37:55,327 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 322 states to 163 states and 322 transitions. [2018-10-01 02:37:55,327 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 322 transitions. [2018-10-01 02:37:55,328 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2018-10-01 02:37:55,328 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:37:55,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:37:55,748 INFO L134 CoverageAnalysis]: Checked inductivity of 12403 backedges. 0 proven. 12403 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:37:56,371 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:37:56,372 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 324 states to 164 states and 324 transitions. [2018-10-01 02:37:56,372 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 324 transitions. [2018-10-01 02:37:56,373 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2018-10-01 02:37:56,373 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:37:56,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:37:56,800 INFO L134 CoverageAnalysis]: Checked inductivity of 12561 backedges. 0 proven. 12561 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:37:57,399 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:37:57,399 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 326 states to 165 states and 326 transitions. [2018-10-01 02:37:57,400 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 326 transitions. [2018-10-01 02:37:57,400 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2018-10-01 02:37:57,400 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:37:57,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:37:57,813 INFO L134 CoverageAnalysis]: Checked inductivity of 12720 backedges. 0 proven. 12720 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:37:58,458 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:37:58,458 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 328 states to 166 states and 328 transitions. [2018-10-01 02:37:58,458 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 328 transitions. [2018-10-01 02:37:58,459 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2018-10-01 02:37:58,459 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:37:58,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:37:58,932 INFO L134 CoverageAnalysis]: Checked inductivity of 12880 backedges. 0 proven. 12880 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:37:59,558 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:37:59,558 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 330 states to 167 states and 330 transitions. [2018-10-01 02:37:59,558 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 330 transitions. [2018-10-01 02:37:59,559 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2018-10-01 02:37:59,559 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:37:59,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:38:00,031 INFO L134 CoverageAnalysis]: Checked inductivity of 13041 backedges. 0 proven. 13041 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:38:00,877 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:38:00,878 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 332 states to 168 states and 332 transitions. [2018-10-01 02:38:00,878 INFO L276 IsEmpty]: Start isEmpty. Operand 168 states and 332 transitions. [2018-10-01 02:38:00,879 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2018-10-01 02:38:00,879 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:38:00,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:38:01,341 INFO L134 CoverageAnalysis]: Checked inductivity of 13203 backedges. 0 proven. 13203 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:38:02,007 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:38:02,008 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 334 states to 169 states and 334 transitions. [2018-10-01 02:38:02,008 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 334 transitions. [2018-10-01 02:38:02,008 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2018-10-01 02:38:02,009 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:38:02,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:38:02,456 INFO L134 CoverageAnalysis]: Checked inductivity of 13366 backedges. 0 proven. 13366 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:38:03,103 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:38:03,104 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 336 states to 170 states and 336 transitions. [2018-10-01 02:38:03,104 INFO L276 IsEmpty]: Start isEmpty. Operand 170 states and 336 transitions. [2018-10-01 02:38:03,104 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 168 [2018-10-01 02:38:03,105 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:38:03,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:38:03,577 INFO L134 CoverageAnalysis]: Checked inductivity of 13530 backedges. 0 proven. 13530 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:38:04,218 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:38:04,219 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 338 states to 171 states and 338 transitions. [2018-10-01 02:38:04,219 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states and 338 transitions. [2018-10-01 02:38:04,219 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2018-10-01 02:38:04,219 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:38:04,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:38:04,787 INFO L134 CoverageAnalysis]: Checked inductivity of 13695 backedges. 0 proven. 13695 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:38:05,722 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:38:05,723 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 340 states to 172 states and 340 transitions. [2018-10-01 02:38:05,723 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 340 transitions. [2018-10-01 02:38:05,724 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 170 [2018-10-01 02:38:05,724 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:38:05,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:38:06,200 INFO L134 CoverageAnalysis]: Checked inductivity of 13861 backedges. 0 proven. 13861 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:38:06,880 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:38:06,881 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 342 states to 173 states and 342 transitions. [2018-10-01 02:38:06,881 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states and 342 transitions. [2018-10-01 02:38:06,882 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2018-10-01 02:38:06,882 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:38:07,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:38:07,322 INFO L134 CoverageAnalysis]: Checked inductivity of 14028 backedges. 0 proven. 14028 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:38:07,981 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:38:07,982 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 344 states to 174 states and 344 transitions. [2018-10-01 02:38:07,982 INFO L276 IsEmpty]: Start isEmpty. Operand 174 states and 344 transitions. [2018-10-01 02:38:07,983 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 172 [2018-10-01 02:38:07,983 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:38:08,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:38:08,464 INFO L134 CoverageAnalysis]: Checked inductivity of 14196 backedges. 0 proven. 14196 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:38:09,142 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:38:09,143 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 346 states to 175 states and 346 transitions. [2018-10-01 02:38:09,143 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 346 transitions. [2018-10-01 02:38:09,144 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2018-10-01 02:38:09,144 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:38:09,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:38:09,649 INFO L134 CoverageAnalysis]: Checked inductivity of 14365 backedges. 0 proven. 14365 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:38:10,615 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:38:10,615 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 348 states to 176 states and 348 transitions. [2018-10-01 02:38:10,615 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 348 transitions. [2018-10-01 02:38:10,616 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 174 [2018-10-01 02:38:10,616 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:38:10,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:38:11,148 INFO L134 CoverageAnalysis]: Checked inductivity of 14535 backedges. 0 proven. 14535 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:38:11,832 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:38:11,832 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 350 states to 177 states and 350 transitions. [2018-10-01 02:38:11,833 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 350 transitions. [2018-10-01 02:38:11,833 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 175 [2018-10-01 02:38:11,833 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:38:11,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:38:12,333 INFO L134 CoverageAnalysis]: Checked inductivity of 14706 backedges. 0 proven. 14706 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:38:13,048 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:38:13,048 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 352 states to 178 states and 352 transitions. [2018-10-01 02:38:13,048 INFO L276 IsEmpty]: Start isEmpty. Operand 178 states and 352 transitions. [2018-10-01 02:38:13,049 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2018-10-01 02:38:13,049 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:38:13,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:38:13,555 INFO L134 CoverageAnalysis]: Checked inductivity of 14878 backedges. 0 proven. 14878 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:38:14,234 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:38:14,234 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 354 states to 179 states and 354 transitions. [2018-10-01 02:38:14,234 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 354 transitions. [2018-10-01 02:38:14,235 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177 [2018-10-01 02:38:14,235 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:38:14,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:38:14,837 INFO L134 CoverageAnalysis]: Checked inductivity of 15051 backedges. 0 proven. 15051 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:38:15,787 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:38:15,788 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 356 states to 180 states and 356 transitions. [2018-10-01 02:38:15,788 INFO L276 IsEmpty]: Start isEmpty. Operand 180 states and 356 transitions. [2018-10-01 02:38:15,788 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2018-10-01 02:38:15,789 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:38:15,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:38:16,339 INFO L134 CoverageAnalysis]: Checked inductivity of 15225 backedges. 0 proven. 15225 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:38:17,072 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:38:17,073 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 358 states to 181 states and 358 transitions. [2018-10-01 02:38:17,073 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 358 transitions. [2018-10-01 02:38:17,074 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2018-10-01 02:38:17,074 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:38:17,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:38:17,666 INFO L134 CoverageAnalysis]: Checked inductivity of 15400 backedges. 0 proven. 15400 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:38:18,343 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:38:18,343 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 360 states to 182 states and 360 transitions. [2018-10-01 02:38:18,344 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states and 360 transitions. [2018-10-01 02:38:18,344 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 180 [2018-10-01 02:38:18,344 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:38:18,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:38:18,844 INFO L134 CoverageAnalysis]: Checked inductivity of 15576 backedges. 0 proven. 15576 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:38:19,539 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:38:19,540 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 362 states to 183 states and 362 transitions. [2018-10-01 02:38:19,540 INFO L276 IsEmpty]: Start isEmpty. Operand 183 states and 362 transitions. [2018-10-01 02:38:19,541 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 181 [2018-10-01 02:38:19,541 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:38:19,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:38:20,042 INFO L134 CoverageAnalysis]: Checked inductivity of 15753 backedges. 0 proven. 15753 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:38:20,973 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:38:20,973 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 364 states to 184 states and 364 transitions. [2018-10-01 02:38:20,973 INFO L276 IsEmpty]: Start isEmpty. Operand 184 states and 364 transitions. [2018-10-01 02:38:20,974 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2018-10-01 02:38:20,974 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:38:21,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:38:21,535 INFO L134 CoverageAnalysis]: Checked inductivity of 15931 backedges. 0 proven. 15931 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:38:22,238 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:38:22,239 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 366 states to 185 states and 366 transitions. [2018-10-01 02:38:22,239 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states and 366 transitions. [2018-10-01 02:38:22,239 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 183 [2018-10-01 02:38:22,240 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:38:22,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:38:22,761 INFO L134 CoverageAnalysis]: Checked inductivity of 16110 backedges. 0 proven. 16110 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:38:23,498 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:38:23,498 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 368 states to 186 states and 368 transitions. [2018-10-01 02:38:23,499 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 368 transitions. [2018-10-01 02:38:23,499 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 184 [2018-10-01 02:38:23,499 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:38:23,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:38:24,137 INFO L134 CoverageAnalysis]: Checked inductivity of 16290 backedges. 0 proven. 16290 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:38:24,904 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:38:24,904 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 370 states to 187 states and 370 transitions. [2018-10-01 02:38:24,905 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 370 transitions. [2018-10-01 02:38:24,905 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2018-10-01 02:38:24,905 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:38:25,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:38:25,466 INFO L134 CoverageAnalysis]: Checked inductivity of 16471 backedges. 0 proven. 16471 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:38:26,493 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:38:26,493 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 372 states to 188 states and 372 transitions. [2018-10-01 02:38:26,494 INFO L276 IsEmpty]: Start isEmpty. Operand 188 states and 372 transitions. [2018-10-01 02:38:26,494 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2018-10-01 02:38:26,494 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:38:26,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:38:27,032 INFO L134 CoverageAnalysis]: Checked inductivity of 16653 backedges. 0 proven. 16653 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:38:27,785 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:38:27,786 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 374 states to 189 states and 374 transitions. [2018-10-01 02:38:27,786 INFO L276 IsEmpty]: Start isEmpty. Operand 189 states and 374 transitions. [2018-10-01 02:38:27,786 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 187 [2018-10-01 02:38:27,787 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:38:27,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:38:28,336 INFO L134 CoverageAnalysis]: Checked inductivity of 16836 backedges. 0 proven. 16836 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:38:29,157 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:38:29,158 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 376 states to 190 states and 376 transitions. [2018-10-01 02:38:29,158 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states and 376 transitions. [2018-10-01 02:38:29,159 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2018-10-01 02:38:29,159 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:38:29,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:38:29,855 INFO L134 CoverageAnalysis]: Checked inductivity of 17020 backedges. 0 proven. 17020 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:38:30,916 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:38:30,917 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 378 states to 191 states and 378 transitions. [2018-10-01 02:38:30,917 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 378 transitions. [2018-10-01 02:38:30,918 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 189 [2018-10-01 02:38:30,918 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:38:31,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:38:31,492 INFO L134 CoverageAnalysis]: Checked inductivity of 17205 backedges. 0 proven. 17205 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:38:32,250 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:38:32,250 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 380 states to 192 states and 380 transitions. [2018-10-01 02:38:32,251 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 380 transitions. [2018-10-01 02:38:32,251 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 190 [2018-10-01 02:38:32,251 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:38:32,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:38:32,823 INFO L134 CoverageAnalysis]: Checked inductivity of 17391 backedges. 0 proven. 17391 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:38:33,546 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:38:33,546 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 382 states to 193 states and 382 transitions. [2018-10-01 02:38:33,547 INFO L276 IsEmpty]: Start isEmpty. Operand 193 states and 382 transitions. [2018-10-01 02:38:33,547 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 191 [2018-10-01 02:38:33,547 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:38:33,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:38:34,128 INFO L134 CoverageAnalysis]: Checked inductivity of 17578 backedges. 0 proven. 17578 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:38:34,893 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:38:34,894 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 384 states to 194 states and 384 transitions. [2018-10-01 02:38:34,894 INFO L276 IsEmpty]: Start isEmpty. Operand 194 states and 384 transitions. [2018-10-01 02:38:34,894 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 192 [2018-10-01 02:38:34,895 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:38:35,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:38:35,514 INFO L134 CoverageAnalysis]: Checked inductivity of 17766 backedges. 0 proven. 17766 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:38:36,583 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:38:36,583 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 386 states to 195 states and 386 transitions. [2018-10-01 02:38:36,584 INFO L276 IsEmpty]: Start isEmpty. Operand 195 states and 386 transitions. [2018-10-01 02:38:36,585 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 193 [2018-10-01 02:38:36,585 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:38:36,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:38:37,189 INFO L134 CoverageAnalysis]: Checked inductivity of 17955 backedges. 0 proven. 17955 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:38:38,049 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:38:38,050 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 388 states to 196 states and 388 transitions. [2018-10-01 02:38:38,050 INFO L276 IsEmpty]: Start isEmpty. Operand 196 states and 388 transitions. [2018-10-01 02:38:38,050 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 194 [2018-10-01 02:38:38,051 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:38:38,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:38:38,661 INFO L134 CoverageAnalysis]: Checked inductivity of 18145 backedges. 0 proven. 18145 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:38:39,415 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:38:39,416 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 390 states to 197 states and 390 transitions. [2018-10-01 02:38:39,416 INFO L276 IsEmpty]: Start isEmpty. Operand 197 states and 390 transitions. [2018-10-01 02:38:39,417 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 195 [2018-10-01 02:38:39,417 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:38:39,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:38:40,027 INFO L134 CoverageAnalysis]: Checked inductivity of 18336 backedges. 0 proven. 18336 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:38:40,811 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:38:40,812 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 392 states to 198 states and 392 transitions. [2018-10-01 02:38:40,812 INFO L276 IsEmpty]: Start isEmpty. Operand 198 states and 392 transitions. [2018-10-01 02:38:40,813 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 196 [2018-10-01 02:38:40,813 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:38:41,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:38:41,476 INFO L134 CoverageAnalysis]: Checked inductivity of 18528 backedges. 0 proven. 18528 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:38:42,249 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:38:42,250 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 394 states to 199 states and 394 transitions. [2018-10-01 02:38:42,250 INFO L276 IsEmpty]: Start isEmpty. Operand 199 states and 394 transitions. [2018-10-01 02:38:42,250 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 197 [2018-10-01 02:38:42,250 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:38:42,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:38:42,893 INFO L134 CoverageAnalysis]: Checked inductivity of 18721 backedges. 0 proven. 18721 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:38:43,655 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:38:43,655 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 396 states to 200 states and 396 transitions. [2018-10-01 02:38:43,655 INFO L276 IsEmpty]: Start isEmpty. Operand 200 states and 396 transitions. [2018-10-01 02:38:43,656 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 198 [2018-10-01 02:38:43,656 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:38:43,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:38:44,495 INFO L134 CoverageAnalysis]: Checked inductivity of 18915 backedges. 0 proven. 18915 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:38:45,260 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:38:45,260 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 398 states to 201 states and 398 transitions. [2018-10-01 02:38:45,260 INFO L276 IsEmpty]: Start isEmpty. Operand 201 states and 398 transitions. [2018-10-01 02:38:45,261 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 199 [2018-10-01 02:38:45,261 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:38:45,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:38:45,920 INFO L134 CoverageAnalysis]: Checked inductivity of 19110 backedges. 0 proven. 19110 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:38:46,980 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:38:46,980 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 400 states to 202 states and 400 transitions. [2018-10-01 02:38:46,980 INFO L276 IsEmpty]: Start isEmpty. Operand 202 states and 400 transitions. [2018-10-01 02:38:46,981 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 200 [2018-10-01 02:38:46,981 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:38:47,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:38:47,639 INFO L134 CoverageAnalysis]: Checked inductivity of 19306 backedges. 0 proven. 19306 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:38:48,412 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:38:48,413 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 402 states to 203 states and 402 transitions. [2018-10-01 02:38:48,413 INFO L276 IsEmpty]: Start isEmpty. Operand 203 states and 402 transitions. [2018-10-01 02:38:48,414 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 201 [2018-10-01 02:38:48,414 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:38:48,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:38:49,068 INFO L134 CoverageAnalysis]: Checked inductivity of 19503 backedges. 0 proven. 19503 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:38:49,865 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:38:49,865 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 404 states to 204 states and 404 transitions. [2018-10-01 02:38:49,865 INFO L276 IsEmpty]: Start isEmpty. Operand 204 states and 404 transitions. [2018-10-01 02:38:49,866 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 202 [2018-10-01 02:38:49,866 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:38:50,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:38:50,516 INFO L134 CoverageAnalysis]: Checked inductivity of 19701 backedges. 0 proven. 19701 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:38:51,537 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:38:51,537 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 406 states to 205 states and 406 transitions. [2018-10-01 02:38:51,537 INFO L276 IsEmpty]: Start isEmpty. Operand 205 states and 406 transitions. [2018-10-01 02:38:51,538 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 203 [2018-10-01 02:38:51,538 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:38:51,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:38:52,229 INFO L134 CoverageAnalysis]: Checked inductivity of 19900 backedges. 0 proven. 19900 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:38:53,036 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:38:53,037 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 408 states to 206 states and 408 transitions. [2018-10-01 02:38:53,037 INFO L276 IsEmpty]: Start isEmpty. Operand 206 states and 408 transitions. [2018-10-01 02:38:53,038 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 204 [2018-10-01 02:38:53,038 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:38:53,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:38:53,729 INFO L134 CoverageAnalysis]: Checked inductivity of 20100 backedges. 0 proven. 20100 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:38:54,518 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:38:54,519 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 410 states to 207 states and 410 transitions. [2018-10-01 02:38:54,519 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states and 410 transitions. [2018-10-01 02:38:54,520 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 205 [2018-10-01 02:38:54,520 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:38:54,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:38:55,219 INFO L134 CoverageAnalysis]: Checked inductivity of 20301 backedges. 0 proven. 20301 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:38:56,039 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:38:56,040 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 412 states to 208 states and 412 transitions. [2018-10-01 02:38:56,040 INFO L276 IsEmpty]: Start isEmpty. Operand 208 states and 412 transitions. [2018-10-01 02:38:56,040 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 206 [2018-10-01 02:38:56,041 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:38:56,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:38:56,887 INFO L134 CoverageAnalysis]: Checked inductivity of 20503 backedges. 0 proven. 20503 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:38:57,695 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:38:57,695 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 414 states to 209 states and 414 transitions. [2018-10-01 02:38:57,696 INFO L276 IsEmpty]: Start isEmpty. Operand 209 states and 414 transitions. [2018-10-01 02:38:57,696 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 207 [2018-10-01 02:38:57,696 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:38:57,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:38:58,452 INFO L134 CoverageAnalysis]: Checked inductivity of 20706 backedges. 0 proven. 20706 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:38:59,291 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:38:59,291 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 416 states to 210 states and 416 transitions. [2018-10-01 02:38:59,291 INFO L276 IsEmpty]: Start isEmpty. Operand 210 states and 416 transitions. [2018-10-01 02:38:59,292 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 208 [2018-10-01 02:38:59,292 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:38:59,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:38:59,995 INFO L134 CoverageAnalysis]: Checked inductivity of 20910 backedges. 0 proven. 20910 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:39:00,859 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:39:00,860 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 418 states to 211 states and 418 transitions. [2018-10-01 02:39:00,860 INFO L276 IsEmpty]: Start isEmpty. Operand 211 states and 418 transitions. [2018-10-01 02:39:00,860 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 209 [2018-10-01 02:39:00,860 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:39:01,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:39:01,843 INFO L134 CoverageAnalysis]: Checked inductivity of 21115 backedges. 0 proven. 21115 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:39:02,665 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:39:02,666 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 420 states to 212 states and 420 transitions. [2018-10-01 02:39:02,666 INFO L276 IsEmpty]: Start isEmpty. Operand 212 states and 420 transitions. [2018-10-01 02:39:02,667 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 210 [2018-10-01 02:39:02,667 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:39:02,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:39:03,432 INFO L134 CoverageAnalysis]: Checked inductivity of 21321 backedges. 0 proven. 21321 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:39:04,278 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:39:04,278 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 422 states to 213 states and 422 transitions. [2018-10-01 02:39:04,279 INFO L276 IsEmpty]: Start isEmpty. Operand 213 states and 422 transitions. [2018-10-01 02:39:04,279 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 211 [2018-10-01 02:39:04,280 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:39:04,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:39:05,005 INFO L134 CoverageAnalysis]: Checked inductivity of 21528 backedges. 0 proven. 21528 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:39:05,939 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:39:05,940 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 424 states to 214 states and 424 transitions. [2018-10-01 02:39:05,940 INFO L276 IsEmpty]: Start isEmpty. Operand 214 states and 424 transitions. [2018-10-01 02:39:05,940 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 212 [2018-10-01 02:39:05,941 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:39:06,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:39:06,923 INFO L134 CoverageAnalysis]: Checked inductivity of 21736 backedges. 0 proven. 21736 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:39:07,747 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:39:07,747 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 426 states to 215 states and 426 transitions. [2018-10-01 02:39:07,747 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states and 426 transitions. [2018-10-01 02:39:07,748 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 213 [2018-10-01 02:39:07,748 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:39:08,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:39:08,491 INFO L134 CoverageAnalysis]: Checked inductivity of 21945 backedges. 0 proven. 21945 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:39:09,358 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:39:09,358 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 428 states to 216 states and 428 transitions. [2018-10-01 02:39:09,358 INFO L276 IsEmpty]: Start isEmpty. Operand 216 states and 428 transitions. [2018-10-01 02:39:09,359 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 214 [2018-10-01 02:39:09,359 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:39:09,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:39:10,140 INFO L134 CoverageAnalysis]: Checked inductivity of 22155 backedges. 0 proven. 22155 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:39:11,021 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:39:11,022 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 430 states to 217 states and 430 transitions. [2018-10-01 02:39:11,022 INFO L276 IsEmpty]: Start isEmpty. Operand 217 states and 430 transitions. [2018-10-01 02:39:11,022 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 215 [2018-10-01 02:39:11,023 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:39:11,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:39:12,039 INFO L134 CoverageAnalysis]: Checked inductivity of 22366 backedges. 0 proven. 22366 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:39:13,013 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:39:13,014 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 432 states to 218 states and 432 transitions. [2018-10-01 02:39:13,014 INFO L276 IsEmpty]: Start isEmpty. Operand 218 states and 432 transitions. [2018-10-01 02:39:13,015 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 216 [2018-10-01 02:39:13,015 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:39:13,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:39:13,811 INFO L134 CoverageAnalysis]: Checked inductivity of 22578 backedges. 0 proven. 22578 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:39:14,684 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:39:14,685 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 434 states to 219 states and 434 transitions. [2018-10-01 02:39:14,685 INFO L276 IsEmpty]: Start isEmpty. Operand 219 states and 434 transitions. [2018-10-01 02:39:14,686 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 217 [2018-10-01 02:39:14,686 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:39:15,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:39:15,464 INFO L134 CoverageAnalysis]: Checked inductivity of 22791 backedges. 0 proven. 22791 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:39:16,357 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:39:16,357 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 436 states to 220 states and 436 transitions. [2018-10-01 02:39:16,358 INFO L276 IsEmpty]: Start isEmpty. Operand 220 states and 436 transitions. [2018-10-01 02:39:16,358 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 218 [2018-10-01 02:39:16,358 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:39:16,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:39:17,442 INFO L134 CoverageAnalysis]: Checked inductivity of 23005 backedges. 0 proven. 23005 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:39:18,288 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:39:18,289 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 438 states to 221 states and 438 transitions. [2018-10-01 02:39:18,289 INFO L276 IsEmpty]: Start isEmpty. Operand 221 states and 438 transitions. [2018-10-01 02:39:18,290 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 219 [2018-10-01 02:39:18,290 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:39:18,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:39:19,092 INFO L134 CoverageAnalysis]: Checked inductivity of 23220 backedges. 0 proven. 23220 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:39:20,052 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:39:20,052 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 440 states to 222 states and 440 transitions. [2018-10-01 02:39:20,052 INFO L276 IsEmpty]: Start isEmpty. Operand 222 states and 440 transitions. [2018-10-01 02:39:20,053 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 220 [2018-10-01 02:39:20,053 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:39:20,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:39:20,897 INFO L134 CoverageAnalysis]: Checked inductivity of 23436 backedges. 0 proven. 23436 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:39:21,785 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:39:21,786 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 442 states to 223 states and 442 transitions. [2018-10-01 02:39:21,786 INFO L276 IsEmpty]: Start isEmpty. Operand 223 states and 442 transitions. [2018-10-01 02:39:21,787 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 221 [2018-10-01 02:39:21,787 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:39:22,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:39:22,650 INFO L134 CoverageAnalysis]: Checked inductivity of 23653 backedges. 0 proven. 23653 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:39:23,543 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:39:23,543 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 444 states to 224 states and 444 transitions. [2018-10-01 02:39:23,543 INFO L276 IsEmpty]: Start isEmpty. Operand 224 states and 444 transitions. [2018-10-01 02:39:23,544 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 222 [2018-10-01 02:39:23,544 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:39:23,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:39:24,405 INFO L134 CoverageAnalysis]: Checked inductivity of 23871 backedges. 0 proven. 23871 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:39:25,291 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:39:25,291 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 446 states to 225 states and 446 transitions. [2018-10-01 02:39:25,292 INFO L276 IsEmpty]: Start isEmpty. Operand 225 states and 446 transitions. [2018-10-01 02:39:25,292 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 223 [2018-10-01 02:39:25,292 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:39:25,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:39:26,169 INFO L134 CoverageAnalysis]: Checked inductivity of 24090 backedges. 0 proven. 24090 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:39:27,445 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:39:27,446 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 448 states to 226 states and 448 transitions. [2018-10-01 02:39:27,446 INFO L276 IsEmpty]: Start isEmpty. Operand 226 states and 448 transitions. [2018-10-01 02:39:27,447 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 224 [2018-10-01 02:39:27,447 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:39:27,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:39:28,302 INFO L134 CoverageAnalysis]: Checked inductivity of 24310 backedges. 0 proven. 24310 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:39:29,219 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:39:29,219 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 450 states to 227 states and 450 transitions. [2018-10-01 02:39:29,219 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 450 transitions. [2018-10-01 02:39:29,220 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 225 [2018-10-01 02:39:29,220 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:39:29,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:39:30,087 INFO L134 CoverageAnalysis]: Checked inductivity of 24531 backedges. 0 proven. 24531 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:39:30,998 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:39:30,999 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 452 states to 228 states and 452 transitions. [2018-10-01 02:39:30,999 INFO L276 IsEmpty]: Start isEmpty. Operand 228 states and 452 transitions. [2018-10-01 02:39:31,000 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 226 [2018-10-01 02:39:31,000 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:39:31,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:39:31,880 INFO L134 CoverageAnalysis]: Checked inductivity of 24753 backedges. 0 proven. 24753 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:39:33,116 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:39:33,117 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 454 states to 229 states and 454 transitions. [2018-10-01 02:39:33,117 INFO L276 IsEmpty]: Start isEmpty. Operand 229 states and 454 transitions. [2018-10-01 02:39:33,118 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 227 [2018-10-01 02:39:33,118 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:39:33,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:39:34,082 INFO L134 CoverageAnalysis]: Checked inductivity of 24976 backedges. 0 proven. 24976 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:39:34,963 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:39:34,963 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 456 states to 230 states and 456 transitions. [2018-10-01 02:39:34,964 INFO L276 IsEmpty]: Start isEmpty. Operand 230 states and 456 transitions. [2018-10-01 02:39:34,964 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 228 [2018-10-01 02:39:34,964 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:39:35,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:39:35,795 INFO L134 CoverageAnalysis]: Checked inductivity of 25200 backedges. 0 proven. 25200 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:39:36,711 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:39:36,711 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 458 states to 231 states and 458 transitions. [2018-10-01 02:39:36,711 INFO L276 IsEmpty]: Start isEmpty. Operand 231 states and 458 transitions. [2018-10-01 02:39:36,712 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 229 [2018-10-01 02:39:36,712 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:39:37,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:39:37,826 INFO L134 CoverageAnalysis]: Checked inductivity of 25425 backedges. 0 proven. 25425 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:39:38,762 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:39:38,763 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 460 states to 232 states and 460 transitions. [2018-10-01 02:39:38,763 INFO L276 IsEmpty]: Start isEmpty. Operand 232 states and 460 transitions. [2018-10-01 02:39:38,764 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 230 [2018-10-01 02:39:38,764 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:39:39,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:39:39,688 INFO L134 CoverageAnalysis]: Checked inductivity of 25651 backedges. 0 proven. 25651 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:39:40,731 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:39:40,731 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 462 states to 233 states and 462 transitions. [2018-10-01 02:39:40,732 INFO L276 IsEmpty]: Start isEmpty. Operand 233 states and 462 transitions. [2018-10-01 02:39:40,732 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 231 [2018-10-01 02:39:40,733 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:39:41,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:39:41,670 INFO L134 CoverageAnalysis]: Checked inductivity of 25878 backedges. 0 proven. 25878 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:39:42,949 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:39:42,949 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 464 states to 234 states and 464 transitions. [2018-10-01 02:39:42,949 INFO L276 IsEmpty]: Start isEmpty. Operand 234 states and 464 transitions. [2018-10-01 02:39:42,950 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 232 [2018-10-01 02:39:42,950 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:39:43,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:39:43,918 INFO L134 CoverageAnalysis]: Checked inductivity of 26106 backedges. 0 proven. 26106 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:39:44,894 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:39:44,895 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 466 states to 235 states and 466 transitions. [2018-10-01 02:39:44,895 INFO L276 IsEmpty]: Start isEmpty. Operand 235 states and 466 transitions. [2018-10-01 02:39:44,896 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 233 [2018-10-01 02:39:44,896 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:39:45,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:39:45,844 INFO L134 CoverageAnalysis]: Checked inductivity of 26335 backedges. 0 proven. 26335 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:39:46,778 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:39:46,779 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 468 states to 236 states and 468 transitions. [2018-10-01 02:39:46,779 INFO L276 IsEmpty]: Start isEmpty. Operand 236 states and 468 transitions. [2018-10-01 02:39:46,779 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 234 [2018-10-01 02:39:46,780 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:39:47,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:39:48,064 INFO L134 CoverageAnalysis]: Checked inductivity of 26565 backedges. 0 proven. 26565 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:39:49,026 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:39:49,026 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 470 states to 237 states and 470 transitions. [2018-10-01 02:39:49,027 INFO L276 IsEmpty]: Start isEmpty. Operand 237 states and 470 transitions. [2018-10-01 02:39:49,027 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2018-10-01 02:39:49,027 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:39:49,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:39:50,063 INFO L134 CoverageAnalysis]: Checked inductivity of 26796 backedges. 0 proven. 26796 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:39:51,013 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:39:51,014 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 472 states to 238 states and 472 transitions. [2018-10-01 02:39:51,014 INFO L276 IsEmpty]: Start isEmpty. Operand 238 states and 472 transitions. [2018-10-01 02:39:51,015 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 236 [2018-10-01 02:39:51,015 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:39:51,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:39:52,030 INFO L134 CoverageAnalysis]: Checked inductivity of 27028 backedges. 0 proven. 27028 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:39:53,275 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:39:53,276 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 474 states to 239 states and 474 transitions. [2018-10-01 02:39:53,276 INFO L276 IsEmpty]: Start isEmpty. Operand 239 states and 474 transitions. [2018-10-01 02:39:53,277 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 237 [2018-10-01 02:39:53,278 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:39:53,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:39:54,286 INFO L134 CoverageAnalysis]: Checked inductivity of 27261 backedges. 0 proven. 27261 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:39:55,338 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:39:55,339 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 476 states to 240 states and 476 transitions. [2018-10-01 02:39:55,339 INFO L276 IsEmpty]: Start isEmpty. Operand 240 states and 476 transitions. [2018-10-01 02:39:55,340 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 238 [2018-10-01 02:39:55,340 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:39:55,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:39:56,399 INFO L134 CoverageAnalysis]: Checked inductivity of 27495 backedges. 0 proven. 27495 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:39:57,342 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:39:57,343 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 478 states to 241 states and 478 transitions. [2018-10-01 02:39:57,343 INFO L276 IsEmpty]: Start isEmpty. Operand 241 states and 478 transitions. [2018-10-01 02:39:57,344 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 239 [2018-10-01 02:39:57,344 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:39:57,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:39:58,426 INFO L134 CoverageAnalysis]: Checked inductivity of 27730 backedges. 0 proven. 27730 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:39:59,437 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:39:59,438 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 480 states to 242 states and 480 transitions. [2018-10-01 02:39:59,438 INFO L276 IsEmpty]: Start isEmpty. Operand 242 states and 480 transitions. [2018-10-01 02:39:59,439 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 240 [2018-10-01 02:39:59,439 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:39:59,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:40:00,488 INFO L134 CoverageAnalysis]: Checked inductivity of 27966 backedges. 0 proven. 27966 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:40:01,445 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:40:01,445 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 482 states to 243 states and 482 transitions. [2018-10-01 02:40:01,446 INFO L276 IsEmpty]: Start isEmpty. Operand 243 states and 482 transitions. [2018-10-01 02:40:01,446 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 241 [2018-10-01 02:40:01,447 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:40:02,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:40:02,513 INFO L134 CoverageAnalysis]: Checked inductivity of 28203 backedges. 0 proven. 28203 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:40:03,729 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:40:03,729 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 484 states to 244 states and 484 transitions. [2018-10-01 02:40:03,730 INFO L276 IsEmpty]: Start isEmpty. Operand 244 states and 484 transitions. [2018-10-01 02:40:03,730 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 242 [2018-10-01 02:40:03,730 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:40:04,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:40:04,821 INFO L134 CoverageAnalysis]: Checked inductivity of 28441 backedges. 0 proven. 28441 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:40:05,790 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:40:05,790 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 486 states to 245 states and 486 transitions. [2018-10-01 02:40:05,790 INFO L276 IsEmpty]: Start isEmpty. Operand 245 states and 486 transitions. [2018-10-01 02:40:05,791 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 243 [2018-10-01 02:40:05,791 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:40:06,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:40:06,848 INFO L134 CoverageAnalysis]: Checked inductivity of 28680 backedges. 0 proven. 28680 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:40:07,826 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:40:07,826 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 488 states to 246 states and 488 transitions. [2018-10-01 02:40:07,826 INFO L276 IsEmpty]: Start isEmpty. Operand 246 states and 488 transitions. [2018-10-01 02:40:07,827 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 244 [2018-10-01 02:40:07,827 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:40:08,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:40:08,833 INFO L134 CoverageAnalysis]: Checked inductivity of 28920 backedges. 0 proven. 28920 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:40:09,808 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:40:09,809 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 490 states to 247 states and 490 transitions. [2018-10-01 02:40:09,809 INFO L276 IsEmpty]: Start isEmpty. Operand 247 states and 490 transitions. [2018-10-01 02:40:09,809 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 245 [2018-10-01 02:40:09,809 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:40:10,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:40:10,885 INFO L134 CoverageAnalysis]: Checked inductivity of 29161 backedges. 0 proven. 29161 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:40:11,895 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:40:11,896 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 492 states to 248 states and 492 transitions. [2018-10-01 02:40:11,896 INFO L276 IsEmpty]: Start isEmpty. Operand 248 states and 492 transitions. [2018-10-01 02:40:11,897 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 246 [2018-10-01 02:40:11,898 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:40:12,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:40:13,021 INFO L134 CoverageAnalysis]: Checked inductivity of 29403 backedges. 0 proven. 29403 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:40:14,255 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:40:14,256 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 494 states to 249 states and 494 transitions. [2018-10-01 02:40:14,256 INFO L276 IsEmpty]: Start isEmpty. Operand 249 states and 494 transitions. [2018-10-01 02:40:14,257 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 247 [2018-10-01 02:40:14,257 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:40:14,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:40:15,315 INFO L134 CoverageAnalysis]: Checked inductivity of 29646 backedges. 0 proven. 29646 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:40:16,333 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:40:16,334 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 496 states to 250 states and 496 transitions. [2018-10-01 02:40:16,334 INFO L276 IsEmpty]: Start isEmpty. Operand 250 states and 496 transitions. [2018-10-01 02:40:16,334 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 248 [2018-10-01 02:40:16,335 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:40:16,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:40:17,492 INFO L134 CoverageAnalysis]: Checked inductivity of 29890 backedges. 0 proven. 29890 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:40:18,782 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:40:18,782 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 498 states to 251 states and 498 transitions. [2018-10-01 02:40:18,782 INFO L276 IsEmpty]: Start isEmpty. Operand 251 states and 498 transitions. [2018-10-01 02:40:18,783 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 249 [2018-10-01 02:40:18,783 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:40:19,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:40:19,961 INFO L134 CoverageAnalysis]: Checked inductivity of 30135 backedges. 0 proven. 30135 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:40:20,990 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:40:20,990 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 500 states to 252 states and 500 transitions. [2018-10-01 02:40:20,990 INFO L276 IsEmpty]: Start isEmpty. Operand 252 states and 500 transitions. [2018-10-01 02:40:20,991 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 250 [2018-10-01 02:40:20,991 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:40:21,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:40:22,155 INFO L134 CoverageAnalysis]: Checked inductivity of 30381 backedges. 0 proven. 30381 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:40:23,206 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:40:23,207 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 502 states to 253 states and 502 transitions. [2018-10-01 02:40:23,207 INFO L276 IsEmpty]: Start isEmpty. Operand 253 states and 502 transitions. [2018-10-01 02:40:23,208 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 251 [2018-10-01 02:40:23,208 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:40:23,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:40:24,325 INFO L134 CoverageAnalysis]: Checked inductivity of 30628 backedges. 0 proven. 30628 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:40:25,352 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:40:25,353 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 504 states to 254 states and 504 transitions. [2018-10-01 02:40:25,353 INFO L276 IsEmpty]: Start isEmpty. Operand 254 states and 504 transitions. [2018-10-01 02:40:25,354 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 252 [2018-10-01 02:40:25,354 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:40:25,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:40:26,513 INFO L134 CoverageAnalysis]: Checked inductivity of 30876 backedges. 0 proven. 30876 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:40:27,532 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:40:27,532 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 506 states to 255 states and 506 transitions. [2018-10-01 02:40:27,533 INFO L276 IsEmpty]: Start isEmpty. Operand 255 states and 506 transitions. [2018-10-01 02:40:27,534 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 253 [2018-10-01 02:40:27,534 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:40:28,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:40:28,960 INFO L134 CoverageAnalysis]: Checked inductivity of 31125 backedges. 0 proven. 31125 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:40:29,993 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:40:29,994 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 508 states to 256 states and 508 transitions. [2018-10-01 02:40:29,994 INFO L276 IsEmpty]: Start isEmpty. Operand 256 states and 508 transitions. [2018-10-01 02:40:29,994 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 254 [2018-10-01 02:40:29,995 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:40:30,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:40:31,184 INFO L134 CoverageAnalysis]: Checked inductivity of 31375 backedges. 0 proven. 31375 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:40:32,237 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:40:32,238 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 510 states to 257 states and 510 transitions. [2018-10-01 02:40:32,238 INFO L276 IsEmpty]: Start isEmpty. Operand 257 states and 510 transitions. [2018-10-01 02:40:32,239 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 255 [2018-10-01 02:40:32,239 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:40:32,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:40:33,468 INFO L134 CoverageAnalysis]: Checked inductivity of 31626 backedges. 0 proven. 31626 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:40:34,814 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:40:34,815 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 512 states to 258 states and 512 transitions. [2018-10-01 02:40:34,815 INFO L276 IsEmpty]: Start isEmpty. Operand 258 states and 512 transitions. [2018-10-01 02:40:34,816 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 256 [2018-10-01 02:40:34,816 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:40:35,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:40:35,921 INFO L134 CoverageAnalysis]: Checked inductivity of 31878 backedges. 0 proven. 31878 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:40:36,978 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:40:36,979 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 514 states to 259 states and 514 transitions. [2018-10-01 02:40:36,979 INFO L276 IsEmpty]: Start isEmpty. Operand 259 states and 514 transitions. [2018-10-01 02:40:36,980 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 257 [2018-10-01 02:40:36,980 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:40:37,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:40:38,207 INFO L134 CoverageAnalysis]: Checked inductivity of 32131 backedges. 0 proven. 32131 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:40:39,576 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:40:39,577 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 516 states to 260 states and 516 transitions. [2018-10-01 02:40:39,577 INFO L276 IsEmpty]: Start isEmpty. Operand 260 states and 516 transitions. [2018-10-01 02:40:39,578 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 258 [2018-10-01 02:40:39,578 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:40:40,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:40:40,877 INFO L134 CoverageAnalysis]: Checked inductivity of 32385 backedges. 0 proven. 32385 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:40:41,923 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:40:41,924 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 518 states to 261 states and 518 transitions. [2018-10-01 02:40:41,924 INFO L276 IsEmpty]: Start isEmpty. Operand 261 states and 518 transitions. [2018-10-01 02:40:41,925 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 259 [2018-10-01 02:40:41,925 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:40:42,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:40:43,228 INFO L134 CoverageAnalysis]: Checked inductivity of 32640 backedges. 0 proven. 32640 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:40:44,567 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:40:44,568 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 520 states to 262 states and 520 transitions. [2018-10-01 02:40:44,568 INFO L276 IsEmpty]: Start isEmpty. Operand 262 states and 520 transitions. [2018-10-01 02:40:44,569 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 260 [2018-10-01 02:40:44,569 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:40:45,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:40:45,841 INFO L134 CoverageAnalysis]: Checked inductivity of 32896 backedges. 0 proven. 32896 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:40:46,913 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:40:46,914 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 522 states to 263 states and 522 transitions. [2018-10-01 02:40:46,914 INFO L276 IsEmpty]: Start isEmpty. Operand 263 states and 522 transitions. [2018-10-01 02:40:46,915 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 261 [2018-10-01 02:40:46,915 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:40:47,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:40:48,214 INFO L134 CoverageAnalysis]: Checked inductivity of 33153 backedges. 0 proven. 33153 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:40:49,677 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:40:49,678 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 524 states to 264 states and 524 transitions. [2018-10-01 02:40:49,678 INFO L276 IsEmpty]: Start isEmpty. Operand 264 states and 524 transitions. [2018-10-01 02:40:49,679 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 262 [2018-10-01 02:40:49,679 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:40:50,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:40:51,003 INFO L134 CoverageAnalysis]: Checked inductivity of 33411 backedges. 0 proven. 33411 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:40:52,074 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:40:52,075 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 526 states to 265 states and 526 transitions. [2018-10-01 02:40:52,075 INFO L276 IsEmpty]: Start isEmpty. Operand 265 states and 526 transitions. [2018-10-01 02:40:52,075 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 263 [2018-10-01 02:40:52,075 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:40:52,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:40:53,398 INFO L134 CoverageAnalysis]: Checked inductivity of 33670 backedges. 0 proven. 33670 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:40:54,726 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:40:54,726 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 528 states to 266 states and 528 transitions. [2018-10-01 02:40:54,726 INFO L276 IsEmpty]: Start isEmpty. Operand 266 states and 528 transitions. [2018-10-01 02:40:54,727 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 264 [2018-10-01 02:40:54,728 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:40:55,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:40:56,155 INFO L134 CoverageAnalysis]: Checked inductivity of 33930 backedges. 0 proven. 33930 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:40:57,231 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:40:57,232 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 530 states to 267 states and 530 transitions. [2018-10-01 02:40:57,232 INFO L276 IsEmpty]: Start isEmpty. Operand 267 states and 530 transitions. [2018-10-01 02:40:57,233 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 265 [2018-10-01 02:40:57,233 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:40:58,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:40:58,625 INFO L134 CoverageAnalysis]: Checked inductivity of 34191 backedges. 0 proven. 34191 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:40:59,925 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:40:59,925 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 532 states to 268 states and 532 transitions. [2018-10-01 02:40:59,926 INFO L276 IsEmpty]: Start isEmpty. Operand 268 states and 532 transitions. [2018-10-01 02:40:59,927 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 266 [2018-10-01 02:40:59,927 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:41:00,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:41:01,290 INFO L134 CoverageAnalysis]: Checked inductivity of 34453 backedges. 0 proven. 34453 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:41:02,384 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:41:02,384 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 534 states to 269 states and 534 transitions. [2018-10-01 02:41:02,384 INFO L276 IsEmpty]: Start isEmpty. Operand 269 states and 534 transitions. [2018-10-01 02:41:02,385 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 267 [2018-10-01 02:41:02,386 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:41:03,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:41:03,645 INFO L134 CoverageAnalysis]: Checked inductivity of 34716 backedges. 0 proven. 34716 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:41:05,104 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:41:05,105 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 536 states to 270 states and 536 transitions. [2018-10-01 02:41:05,105 INFO L276 IsEmpty]: Start isEmpty. Operand 270 states and 536 transitions. [2018-10-01 02:41:05,106 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 268 [2018-10-01 02:41:05,106 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:41:05,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:41:06,486 INFO L134 CoverageAnalysis]: Checked inductivity of 34980 backedges. 0 proven. 34980 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:41:07,613 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:41:07,613 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 538 states to 271 states and 538 transitions. [2018-10-01 02:41:07,613 INFO L276 IsEmpty]: Start isEmpty. Operand 271 states and 538 transitions. [2018-10-01 02:41:07,614 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 269 [2018-10-01 02:41:07,615 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:41:08,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:41:09,019 INFO L134 CoverageAnalysis]: Checked inductivity of 35245 backedges. 0 proven. 35245 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:41:10,473 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:41:10,474 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 540 states to 272 states and 540 transitions. [2018-10-01 02:41:10,474 INFO L276 IsEmpty]: Start isEmpty. Operand 272 states and 540 transitions. [2018-10-01 02:41:10,475 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 270 [2018-10-01 02:41:10,475 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:41:11,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:41:11,924 INFO L134 CoverageAnalysis]: Checked inductivity of 35511 backedges. 0 proven. 35511 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:41:13,043 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:41:13,044 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 542 states to 273 states and 542 transitions. [2018-10-01 02:41:13,044 INFO L276 IsEmpty]: Start isEmpty. Operand 273 states and 542 transitions. [2018-10-01 02:41:13,045 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 271 [2018-10-01 02:41:13,045 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:41:13,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:41:14,474 INFO L134 CoverageAnalysis]: Checked inductivity of 35778 backedges. 0 proven. 35778 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:41:15,758 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:41:15,758 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 544 states to 274 states and 544 transitions. [2018-10-01 02:41:15,758 INFO L276 IsEmpty]: Start isEmpty. Operand 274 states and 544 transitions. [2018-10-01 02:41:15,759 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 272 [2018-10-01 02:41:15,759 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:41:16,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:41:17,159 INFO L134 CoverageAnalysis]: Checked inductivity of 36046 backedges. 0 proven. 36046 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:41:18,290 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:41:18,290 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 546 states to 275 states and 546 transitions. [2018-10-01 02:41:18,291 INFO L276 IsEmpty]: Start isEmpty. Operand 275 states and 546 transitions. [2018-10-01 02:41:18,292 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 273 [2018-10-01 02:41:18,292 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:41:19,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:41:19,976 INFO L134 CoverageAnalysis]: Checked inductivity of 36315 backedges. 0 proven. 36315 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:41:21,108 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:41:21,109 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 548 states to 276 states and 548 transitions. [2018-10-01 02:41:21,109 INFO L276 IsEmpty]: Start isEmpty. Operand 276 states and 548 transitions. [2018-10-01 02:41:21,110 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 274 [2018-10-01 02:41:21,110 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:41:22,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:41:22,604 INFO L134 CoverageAnalysis]: Checked inductivity of 36585 backedges. 0 proven. 36585 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:41:23,876 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:41:23,877 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 550 states to 277 states and 550 transitions. [2018-10-01 02:41:23,877 INFO L276 IsEmpty]: Start isEmpty. Operand 277 states and 550 transitions. [2018-10-01 02:41:23,878 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 275 [2018-10-01 02:41:23,878 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:41:24,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:41:25,551 INFO L134 CoverageAnalysis]: Checked inductivity of 36856 backedges. 0 proven. 36856 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:41:26,725 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:41:26,725 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 552 states to 278 states and 552 transitions. [2018-10-01 02:41:26,726 INFO L276 IsEmpty]: Start isEmpty. Operand 278 states and 552 transitions. [2018-10-01 02:41:26,727 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 276 [2018-10-01 02:41:26,727 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:41:27,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:41:28,231 INFO L134 CoverageAnalysis]: Checked inductivity of 37128 backedges. 0 proven. 37128 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:41:29,452 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:41:29,453 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 554 states to 279 states and 554 transitions. [2018-10-01 02:41:29,453 INFO L276 IsEmpty]: Start isEmpty. Operand 279 states and 554 transitions. [2018-10-01 02:41:29,454 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 277 [2018-10-01 02:41:29,454 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:41:30,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:41:30,804 INFO L134 CoverageAnalysis]: Checked inductivity of 37401 backedges. 0 proven. 37401 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:41:31,977 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:41:31,978 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 556 states to 280 states and 556 transitions. [2018-10-01 02:41:31,978 INFO L276 IsEmpty]: Start isEmpty. Operand 280 states and 556 transitions. [2018-10-01 02:41:31,979 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 278 [2018-10-01 02:41:31,979 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:41:32,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:41:33,483 INFO L134 CoverageAnalysis]: Checked inductivity of 37675 backedges. 0 proven. 37675 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:41:34,615 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:41:34,616 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 558 states to 281 states and 558 transitions. [2018-10-01 02:41:34,616 INFO L276 IsEmpty]: Start isEmpty. Operand 281 states and 558 transitions. [2018-10-01 02:41:34,617 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 279 [2018-10-01 02:41:34,617 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:41:35,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:41:36,210 INFO L134 CoverageAnalysis]: Checked inductivity of 37950 backedges. 0 proven. 37950 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:41:37,373 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:41:37,373 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 560 states to 282 states and 560 transitions. [2018-10-01 02:41:37,373 INFO L276 IsEmpty]: Start isEmpty. Operand 282 states and 560 transitions. [2018-10-01 02:41:37,374 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 280 [2018-10-01 02:41:37,374 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:41:38,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:41:38,966 INFO L134 CoverageAnalysis]: Checked inductivity of 38226 backedges. 0 proven. 38226 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:41:40,121 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:41:40,122 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 562 states to 283 states and 562 transitions. [2018-10-01 02:41:40,122 INFO L276 IsEmpty]: Start isEmpty. Operand 283 states and 562 transitions. [2018-10-01 02:41:40,123 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 281 [2018-10-01 02:41:40,123 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:41:41,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:41:41,752 INFO L134 CoverageAnalysis]: Checked inductivity of 38503 backedges. 0 proven. 38503 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:41:42,917 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:41:42,918 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 564 states to 284 states and 564 transitions. [2018-10-01 02:41:42,918 INFO L276 IsEmpty]: Start isEmpty. Operand 284 states and 564 transitions. [2018-10-01 02:41:42,919 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 282 [2018-10-01 02:41:42,919 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:41:43,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:41:44,291 INFO L134 CoverageAnalysis]: Checked inductivity of 38781 backedges. 0 proven. 38781 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:41:45,797 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:41:45,798 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 566 states to 285 states and 566 transitions. [2018-10-01 02:41:45,798 INFO L276 IsEmpty]: Start isEmpty. Operand 285 states and 566 transitions. [2018-10-01 02:41:45,798 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 283 [2018-10-01 02:41:45,798 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:41:46,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:41:47,400 INFO L134 CoverageAnalysis]: Checked inductivity of 39060 backedges. 0 proven. 39060 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:41:48,599 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:41:48,599 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 568 states to 286 states and 568 transitions. [2018-10-01 02:41:48,600 INFO L276 IsEmpty]: Start isEmpty. Operand 286 states and 568 transitions. [2018-10-01 02:41:48,600 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 284 [2018-10-01 02:41:48,601 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:41:49,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:41:50,259 INFO L134 CoverageAnalysis]: Checked inductivity of 39340 backedges. 0 proven. 39340 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:41:51,689 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:41:51,690 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 570 states to 287 states and 570 transitions. [2018-10-01 02:41:51,690 INFO L276 IsEmpty]: Start isEmpty. Operand 287 states and 570 transitions. [2018-10-01 02:41:51,690 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 285 [2018-10-01 02:41:51,691 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:41:52,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:41:53,337 INFO L134 CoverageAnalysis]: Checked inductivity of 39621 backedges. 0 proven. 39621 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:41:54,547 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:41:54,548 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 572 states to 288 states and 572 transitions. [2018-10-01 02:41:54,548 INFO L276 IsEmpty]: Start isEmpty. Operand 288 states and 572 transitions. [2018-10-01 02:41:54,549 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 286 [2018-10-01 02:41:54,549 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:41:55,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:41:56,365 INFO L134 CoverageAnalysis]: Checked inductivity of 39903 backedges. 0 proven. 39903 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:41:57,641 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:41:57,642 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 574 states to 289 states and 574 transitions. [2018-10-01 02:41:57,642 INFO L276 IsEmpty]: Start isEmpty. Operand 289 states and 574 transitions. [2018-10-01 02:41:57,643 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 287 [2018-10-01 02:41:57,643 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:41:58,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:41:59,337 INFO L134 CoverageAnalysis]: Checked inductivity of 40186 backedges. 0 proven. 40186 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:42:00,544 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:42:00,544 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 576 states to 290 states and 576 transitions. [2018-10-01 02:42:00,544 INFO L276 IsEmpty]: Start isEmpty. Operand 290 states and 576 transitions. [2018-10-01 02:42:00,545 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 288 [2018-10-01 02:42:00,546 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:42:01,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:42:02,190 INFO L134 CoverageAnalysis]: Checked inductivity of 40470 backedges. 0 proven. 40470 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:42:03,423 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:42:03,423 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 578 states to 291 states and 578 transitions. [2018-10-01 02:42:03,423 INFO L276 IsEmpty]: Start isEmpty. Operand 291 states and 578 transitions. [2018-10-01 02:42:03,424 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 289 [2018-10-01 02:42:03,424 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:42:04,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:42:05,051 INFO L134 CoverageAnalysis]: Checked inductivity of 40755 backedges. 0 proven. 40755 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:42:06,624 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:42:06,624 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 580 states to 292 states and 580 transitions. [2018-10-01 02:42:06,625 INFO L276 IsEmpty]: Start isEmpty. Operand 292 states and 580 transitions. [2018-10-01 02:42:06,626 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 290 [2018-10-01 02:42:06,626 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:42:07,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:42:08,363 INFO L134 CoverageAnalysis]: Checked inductivity of 41041 backedges. 0 proven. 41041 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:42:09,602 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:42:09,603 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 582 states to 293 states and 582 transitions. [2018-10-01 02:42:09,603 INFO L276 IsEmpty]: Start isEmpty. Operand 293 states and 582 transitions. [2018-10-01 02:42:09,604 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 291 [2018-10-01 02:42:09,604 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:42:10,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:42:11,469 INFO L134 CoverageAnalysis]: Checked inductivity of 41328 backedges. 0 proven. 41328 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:42:12,721 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:42:12,721 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 584 states to 294 states and 584 transitions. [2018-10-01 02:42:12,721 INFO L276 IsEmpty]: Start isEmpty. Operand 294 states and 584 transitions. [2018-10-01 02:42:12,723 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 292 [2018-10-01 02:42:12,723 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:42:13,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:42:14,506 INFO L134 CoverageAnalysis]: Checked inductivity of 41616 backedges. 0 proven. 41616 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:42:15,717 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:42:15,718 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 586 states to 295 states and 586 transitions. [2018-10-01 02:42:15,718 INFO L276 IsEmpty]: Start isEmpty. Operand 295 states and 586 transitions. [2018-10-01 02:42:15,719 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 293 [2018-10-01 02:42:15,719 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:42:17,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:42:17,622 INFO L134 CoverageAnalysis]: Checked inductivity of 41905 backedges. 0 proven. 41905 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:42:18,898 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:42:18,899 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 588 states to 296 states and 588 transitions. [2018-10-01 02:42:18,899 INFO L276 IsEmpty]: Start isEmpty. Operand 296 states and 588 transitions. [2018-10-01 02:42:18,900 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 294 [2018-10-01 02:42:18,900 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:42:20,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:42:20,659 INFO L134 CoverageAnalysis]: Checked inductivity of 42195 backedges. 0 proven. 42195 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:42:22,166 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:42:22,167 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 590 states to 297 states and 590 transitions. [2018-10-01 02:42:22,167 INFO L276 IsEmpty]: Start isEmpty. Operand 297 states and 590 transitions. [2018-10-01 02:42:22,168 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 295 [2018-10-01 02:42:22,168 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:42:23,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:42:24,094 INFO L134 CoverageAnalysis]: Checked inductivity of 42486 backedges. 0 proven. 42486 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:42:25,326 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:42:25,327 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 592 states to 298 states and 592 transitions. [2018-10-01 02:42:25,327 INFO L276 IsEmpty]: Start isEmpty. Operand 298 states and 592 transitions. [2018-10-01 02:42:25,328 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 296 [2018-10-01 02:42:25,328 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:42:26,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:42:27,180 INFO L134 CoverageAnalysis]: Checked inductivity of 42778 backedges. 0 proven. 42778 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:42:28,385 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:42:28,386 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 594 states to 299 states and 594 transitions. [2018-10-01 02:42:28,386 INFO L276 IsEmpty]: Start isEmpty. Operand 299 states and 594 transitions. [2018-10-01 02:42:28,387 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 297 [2018-10-01 02:42:28,387 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:42:29,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:42:30,230 INFO L134 CoverageAnalysis]: Checked inductivity of 43071 backedges. 0 proven. 43071 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:42:31,790 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:42:31,791 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 596 states to 300 states and 596 transitions. [2018-10-01 02:42:31,791 INFO L276 IsEmpty]: Start isEmpty. Operand 300 states and 596 transitions. [2018-10-01 02:42:31,792 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 298 [2018-10-01 02:42:31,792 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:42:32,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:42:33,612 INFO L134 CoverageAnalysis]: Checked inductivity of 43365 backedges. 0 proven. 43365 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:42:34,852 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:42:34,852 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 598 states to 301 states and 598 transitions. [2018-10-01 02:42:34,852 INFO L276 IsEmpty]: Start isEmpty. Operand 301 states and 598 transitions. [2018-10-01 02:42:34,853 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 299 [2018-10-01 02:42:34,854 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:42:36,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:42:37,052 INFO L134 CoverageAnalysis]: Checked inductivity of 43660 backedges. 0 proven. 43660 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:42:38,410 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:42:38,411 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 600 states to 302 states and 600 transitions. [2018-10-01 02:42:38,411 INFO L276 IsEmpty]: Start isEmpty. Operand 302 states and 600 transitions. [2018-10-01 02:42:38,412 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 300 [2018-10-01 02:42:38,412 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:42:39,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:42:40,283 INFO L134 CoverageAnalysis]: Checked inductivity of 43956 backedges. 0 proven. 43956 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:42:41,542 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:42:41,543 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 602 states to 303 states and 602 transitions. [2018-10-01 02:42:41,543 INFO L276 IsEmpty]: Start isEmpty. Operand 303 states and 602 transitions. [2018-10-01 02:42:41,544 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 301 [2018-10-01 02:42:41,544 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:42:42,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:42:43,454 INFO L134 CoverageAnalysis]: Checked inductivity of 44253 backedges. 0 proven. 44253 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:42:44,866 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:42:44,867 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 604 states to 304 states and 604 transitions. [2018-10-01 02:42:44,867 INFO L276 IsEmpty]: Start isEmpty. Operand 304 states and 604 transitions. [2018-10-01 02:42:44,868 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 302 [2018-10-01 02:42:44,868 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:42:46,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:42:46,939 INFO L134 CoverageAnalysis]: Checked inductivity of 44551 backedges. 0 proven. 44551 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:42:48,257 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:42:48,257 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 606 states to 305 states and 606 transitions. [2018-10-01 02:42:48,258 INFO L276 IsEmpty]: Start isEmpty. Operand 305 states and 606 transitions. [2018-10-01 02:42:48,259 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 303 [2018-10-01 02:42:48,259 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:42:49,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:42:50,250 INFO L134 CoverageAnalysis]: Checked inductivity of 44850 backedges. 0 proven. 44850 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:42:51,533 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:42:51,534 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 608 states to 306 states and 608 transitions. [2018-10-01 02:42:51,534 INFO L276 IsEmpty]: Start isEmpty. Operand 306 states and 608 transitions. [2018-10-01 02:42:51,535 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 304 [2018-10-01 02:42:51,535 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:42:52,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:42:53,498 INFO L134 CoverageAnalysis]: Checked inductivity of 45150 backedges. 0 proven. 45150 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:42:54,809 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:42:54,809 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 610 states to 307 states and 610 transitions. [2018-10-01 02:42:54,810 INFO L276 IsEmpty]: Start isEmpty. Operand 307 states and 610 transitions. [2018-10-01 02:42:54,811 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 305 [2018-10-01 02:42:54,811 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:42:56,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:42:56,885 INFO L134 CoverageAnalysis]: Checked inductivity of 45451 backedges. 0 proven. 45451 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:42:58,301 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:42:58,302 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 612 states to 308 states and 612 transitions. [2018-10-01 02:42:58,302 INFO L276 IsEmpty]: Start isEmpty. Operand 308 states and 612 transitions. [2018-10-01 02:42:58,303 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 306 [2018-10-01 02:42:58,303 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:42:59,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:43:00,156 INFO L134 CoverageAnalysis]: Checked inductivity of 45753 backedges. 0 proven. 45753 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:43:01,461 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:43:01,462 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 614 states to 309 states and 614 transitions. [2018-10-01 02:43:01,462 INFO L276 IsEmpty]: Start isEmpty. Operand 309 states and 614 transitions. [2018-10-01 02:43:01,463 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 307 [2018-10-01 02:43:01,463 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:43:02,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:43:03,545 INFO L134 CoverageAnalysis]: Checked inductivity of 46056 backedges. 0 proven. 46056 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:43:04,846 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:43:04,847 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 616 states to 310 states and 616 transitions. [2018-10-01 02:43:04,847 INFO L276 IsEmpty]: Start isEmpty. Operand 310 states and 616 transitions. [2018-10-01 02:43:04,848 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 308 [2018-10-01 02:43:04,849 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:43:06,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:43:06,741 INFO L134 CoverageAnalysis]: Checked inductivity of 46360 backedges. 0 proven. 46360 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:43:08,292 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:43:08,293 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 618 states to 311 states and 618 transitions. [2018-10-01 02:43:08,293 INFO L276 IsEmpty]: Start isEmpty. Operand 311 states and 618 transitions. [2018-10-01 02:43:08,295 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 309 [2018-10-01 02:43:08,295 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:43:09,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:43:10,464 INFO L134 CoverageAnalysis]: Checked inductivity of 46665 backedges. 0 proven. 46665 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:43:11,763 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:43:11,763 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 620 states to 312 states and 620 transitions. [2018-10-01 02:43:11,764 INFO L276 IsEmpty]: Start isEmpty. Operand 312 states and 620 transitions. [2018-10-01 02:43:11,765 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 310 [2018-10-01 02:43:11,765 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:43:13,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:43:13,742 INFO L134 CoverageAnalysis]: Checked inductivity of 46971 backedges. 0 proven. 46971 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:43:15,039 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:43:15,039 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 622 states to 313 states and 622 transitions. [2018-10-01 02:43:15,039 INFO L276 IsEmpty]: Start isEmpty. Operand 313 states and 622 transitions. [2018-10-01 02:43:15,041 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 311 [2018-10-01 02:43:15,041 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:43:16,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:43:17,176 INFO L134 CoverageAnalysis]: Checked inductivity of 47278 backedges. 0 proven. 47278 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:43:18,775 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:43:18,776 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 624 states to 314 states and 624 transitions. [2018-10-01 02:43:18,776 INFO L276 IsEmpty]: Start isEmpty. Operand 314 states and 624 transitions. [2018-10-01 02:43:18,777 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 312 [2018-10-01 02:43:18,777 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:43:20,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:43:20,969 INFO L134 CoverageAnalysis]: Checked inductivity of 47586 backedges. 0 proven. 47586 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:43:22,300 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:43:22,301 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 626 states to 315 states and 626 transitions. [2018-10-01 02:43:22,301 INFO L276 IsEmpty]: Start isEmpty. Operand 315 states and 626 transitions. [2018-10-01 02:43:22,302 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 313 [2018-10-01 02:43:22,302 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:43:23,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:43:24,397 INFO L134 CoverageAnalysis]: Checked inductivity of 47895 backedges. 0 proven. 47895 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:43:25,846 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:43:25,847 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 628 states to 316 states and 628 transitions. [2018-10-01 02:43:25,847 INFO L276 IsEmpty]: Start isEmpty. Operand 316 states and 628 transitions. [2018-10-01 02:43:25,848 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 314 [2018-10-01 02:43:25,848 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:43:27,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:43:28,275 INFO L134 CoverageAnalysis]: Checked inductivity of 48205 backedges. 0 proven. 48205 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:43:29,612 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:43:29,613 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 630 states to 317 states and 630 transitions. [2018-10-01 02:43:29,613 INFO L276 IsEmpty]: Start isEmpty. Operand 317 states and 630 transitions. [2018-10-01 02:43:29,614 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 315 [2018-10-01 02:43:29,615 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:43:31,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:43:31,797 INFO L134 CoverageAnalysis]: Checked inductivity of 48516 backedges. 0 proven. 48516 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:43:33,462 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:43:33,463 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 632 states to 318 states and 632 transitions. [2018-10-01 02:43:33,463 INFO L276 IsEmpty]: Start isEmpty. Operand 318 states and 632 transitions. [2018-10-01 02:43:33,465 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 316 [2018-10-01 02:43:33,465 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:43:34,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:43:35,697 INFO L134 CoverageAnalysis]: Checked inductivity of 48828 backedges. 0 proven. 48828 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:43:37,069 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:43:37,070 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 634 states to 319 states and 634 transitions. [2018-10-01 02:43:37,070 INFO L276 IsEmpty]: Start isEmpty. Operand 319 states and 634 transitions. [2018-10-01 02:43:37,071 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 317 [2018-10-01 02:43:37,072 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:43:38,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:43:39,388 INFO L134 CoverageAnalysis]: Checked inductivity of 49141 backedges. 0 proven. 49141 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:43:40,713 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:43:40,713 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 636 states to 320 states and 636 transitions. [2018-10-01 02:43:40,714 INFO L276 IsEmpty]: Start isEmpty. Operand 320 states and 636 transitions. [2018-10-01 02:43:40,715 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 318 [2018-10-01 02:43:40,715 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:43:42,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:43:42,978 INFO L134 CoverageAnalysis]: Checked inductivity of 49455 backedges. 0 proven. 49455 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:43:44,515 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:43:44,516 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 638 states to 321 states and 638 transitions. [2018-10-01 02:43:44,516 INFO L276 IsEmpty]: Start isEmpty. Operand 321 states and 638 transitions. [2018-10-01 02:43:44,517 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 319 [2018-10-01 02:43:44,518 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:43:46,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:43:46,856 INFO L134 CoverageAnalysis]: Checked inductivity of 49770 backedges. 0 proven. 49770 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:43:48,443 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:43:48,443 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 640 states to 322 states and 640 transitions. [2018-10-01 02:43:48,443 INFO L276 IsEmpty]: Start isEmpty. Operand 322 states and 640 transitions. [2018-10-01 02:43:48,444 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 320 [2018-10-01 02:43:48,444 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:43:49,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:43:50,653 INFO L134 CoverageAnalysis]: Checked inductivity of 50086 backedges. 0 proven. 50086 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:43:52,010 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:43:52,011 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 642 states to 323 states and 642 transitions. [2018-10-01 02:43:52,011 INFO L276 IsEmpty]: Start isEmpty. Operand 323 states and 642 transitions. [2018-10-01 02:43:52,012 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 321 [2018-10-01 02:43:52,012 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:43:53,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:43:54,019 INFO L134 CoverageAnalysis]: Checked inductivity of 50403 backedges. 0 proven. 50403 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:43:55,450 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:43:55,450 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 644 states to 324 states and 644 transitions. [2018-10-01 02:43:55,451 INFO L276 IsEmpty]: Start isEmpty. Operand 324 states and 644 transitions. [2018-10-01 02:43:55,452 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 322 [2018-10-01 02:43:55,452 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:43:57,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:43:57,902 INFO L134 CoverageAnalysis]: Checked inductivity of 50721 backedges. 0 proven. 50721 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:43:59,614 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:43:59,615 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 646 states to 325 states and 646 transitions. [2018-10-01 02:43:59,615 INFO L276 IsEmpty]: Start isEmpty. Operand 325 states and 646 transitions. [2018-10-01 02:43:59,616 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 323 [2018-10-01 02:43:59,616 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:44:00,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:44:01,525 INFO L134 CoverageAnalysis]: Checked inductivity of 51040 backedges. 0 proven. 51040 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:44:02,876 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:44:02,877 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 648 states to 326 states and 648 transitions. [2018-10-01 02:44:02,877 INFO L276 IsEmpty]: Start isEmpty. Operand 326 states and 648 transitions. [2018-10-01 02:44:02,878 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 324 [2018-10-01 02:44:02,878 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:44:04,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:44:05,292 INFO L134 CoverageAnalysis]: Checked inductivity of 51360 backedges. 0 proven. 51360 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:44:06,797 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:44:06,798 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 650 states to 327 states and 650 transitions. [2018-10-01 02:44:06,798 INFO L276 IsEmpty]: Start isEmpty. Operand 327 states and 650 transitions. [2018-10-01 02:44:06,799 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 325 [2018-10-01 02:44:06,799 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:44:08,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:44:09,450 INFO L134 CoverageAnalysis]: Checked inductivity of 51681 backedges. 0 proven. 51681 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:44:10,837 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:44:10,838 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 652 states to 328 states and 652 transitions. [2018-10-01 02:44:10,838 INFO L276 IsEmpty]: Start isEmpty. Operand 328 states and 652 transitions. [2018-10-01 02:44:10,839 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 326 [2018-10-01 02:44:10,839 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:44:12,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:44:13,344 INFO L134 CoverageAnalysis]: Checked inductivity of 52003 backedges. 0 proven. 52003 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:44:15,007 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:44:15,008 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 654 states to 329 states and 654 transitions. [2018-10-01 02:44:15,008 INFO L276 IsEmpty]: Start isEmpty. Operand 329 states and 654 transitions. [2018-10-01 02:44:15,009 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 327 [2018-10-01 02:44:15,009 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:44:16,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:44:17,538 INFO L134 CoverageAnalysis]: Checked inductivity of 52326 backedges. 0 proven. 52326 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:44:19,280 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:44:19,281 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 656 states to 330 states and 656 transitions. [2018-10-01 02:44:19,282 INFO L276 IsEmpty]: Start isEmpty. Operand 330 states and 656 transitions. [2018-10-01 02:44:19,283 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 328 [2018-10-01 02:44:19,284 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:44:20,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:44:21,518 INFO L134 CoverageAnalysis]: Checked inductivity of 52650 backedges. 0 proven. 52650 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:44:22,916 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:44:22,917 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 658 states to 331 states and 658 transitions. [2018-10-01 02:44:22,917 INFO L276 IsEmpty]: Start isEmpty. Operand 331 states and 658 transitions. [2018-10-01 02:44:22,918 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 329 [2018-10-01 02:44:22,919 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:44:24,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:44:25,403 INFO L134 CoverageAnalysis]: Checked inductivity of 52975 backedges. 0 proven. 52975 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:44:26,806 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:44:26,807 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 660 states to 332 states and 660 transitions. [2018-10-01 02:44:26,807 INFO L276 IsEmpty]: Start isEmpty. Operand 332 states and 660 transitions. [2018-10-01 02:44:26,808 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 330 [2018-10-01 02:44:26,808 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:44:28,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:44:29,860 INFO L134 CoverageAnalysis]: Checked inductivity of 53301 backedges. 0 proven. 53301 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:44:31,265 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:44:31,266 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 662 states to 333 states and 662 transitions. [2018-10-01 02:44:31,266 INFO L276 IsEmpty]: Start isEmpty. Operand 333 states and 662 transitions. [2018-10-01 02:44:31,267 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 331 [2018-10-01 02:44:31,267 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:44:33,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:44:33,835 INFO L134 CoverageAnalysis]: Checked inductivity of 53628 backedges. 0 proven. 53628 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:44:35,596 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:44:35,597 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 664 states to 334 states and 664 transitions. [2018-10-01 02:44:35,597 INFO L276 IsEmpty]: Start isEmpty. Operand 334 states and 664 transitions. [2018-10-01 02:44:35,598 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 332 [2018-10-01 02:44:35,598 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:44:37,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:44:38,265 INFO L134 CoverageAnalysis]: Checked inductivity of 53956 backedges. 0 proven. 53956 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:44:39,954 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:44:39,955 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 666 states to 335 states and 666 transitions. [2018-10-01 02:44:39,955 INFO L276 IsEmpty]: Start isEmpty. Operand 335 states and 666 transitions. [2018-10-01 02:44:39,956 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 333 [2018-10-01 02:44:39,956 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:44:41,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:44:42,707 INFO L134 CoverageAnalysis]: Checked inductivity of 54285 backedges. 0 proven. 54285 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:44:44,127 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:44:44,128 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 668 states to 336 states and 668 transitions. [2018-10-01 02:44:44,128 INFO L276 IsEmpty]: Start isEmpty. Operand 336 states and 668 transitions. [2018-10-01 02:44:44,129 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 334 [2018-10-01 02:44:44,130 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:44:45,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:44:46,684 INFO L134 CoverageAnalysis]: Checked inductivity of 54615 backedges. 0 proven. 54615 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:44:48,219 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:44:48,219 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 670 states to 337 states and 670 transitions. [2018-10-01 02:44:48,219 INFO L276 IsEmpty]: Start isEmpty. Operand 337 states and 670 transitions. [2018-10-01 02:44:48,221 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 335 [2018-10-01 02:44:48,221 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:44:49,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:44:50,497 INFO L134 CoverageAnalysis]: Checked inductivity of 54946 backedges. 0 proven. 54946 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:44:51,906 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:44:51,906 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 672 states to 338 states and 672 transitions. [2018-10-01 02:44:51,906 INFO L276 IsEmpty]: Start isEmpty. Operand 338 states and 672 transitions. [2018-10-01 02:44:51,908 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 336 [2018-10-01 02:44:51,908 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:44:53,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:44:54,592 INFO L134 CoverageAnalysis]: Checked inductivity of 55278 backedges. 0 proven. 55278 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:44:56,281 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:44:56,281 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 674 states to 339 states and 674 transitions. [2018-10-01 02:44:56,281 INFO L276 IsEmpty]: Start isEmpty. Operand 339 states and 674 transitions. [2018-10-01 02:44:56,283 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 337 [2018-10-01 02:44:56,283 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:44:58,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:44:58,961 INFO L134 CoverageAnalysis]: Checked inductivity of 55611 backedges. 0 proven. 55611 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:45:00,653 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:45:00,654 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 676 states to 340 states and 676 transitions. [2018-10-01 02:45:00,654 INFO L276 IsEmpty]: Start isEmpty. Operand 340 states and 676 transitions. [2018-10-01 02:45:00,655 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 338 [2018-10-01 02:45:00,655 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:45:02,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:45:03,311 INFO L134 CoverageAnalysis]: Checked inductivity of 55945 backedges. 0 proven. 55945 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:45:04,752 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:45:04,752 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 678 states to 341 states and 678 transitions. [2018-10-01 02:45:04,753 INFO L276 IsEmpty]: Start isEmpty. Operand 341 states and 678 transitions. [2018-10-01 02:45:04,754 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 339 [2018-10-01 02:45:04,754 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:45:06,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:45:07,478 INFO L134 CoverageAnalysis]: Checked inductivity of 56280 backedges. 0 proven. 56280 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:45:08,935 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:45:08,935 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 680 states to 342 states and 680 transitions. [2018-10-01 02:45:08,935 INFO L276 IsEmpty]: Start isEmpty. Operand 342 states and 680 transitions. [2018-10-01 02:45:08,936 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 340 [2018-10-01 02:45:08,936 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:45:10,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:45:11,182 INFO L134 CoverageAnalysis]: Checked inductivity of 56616 backedges. 0 proven. 56616 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:45:12,644 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:45:12,644 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 682 states to 343 states and 682 transitions. [2018-10-01 02:45:12,645 INFO L276 IsEmpty]: Start isEmpty. Operand 343 states and 682 transitions. [2018-10-01 02:45:12,646 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 341 [2018-10-01 02:45:12,646 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:45:14,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:45:15,864 INFO L134 CoverageAnalysis]: Checked inductivity of 56953 backedges. 0 proven. 56953 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:45:17,330 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:45:17,331 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 684 states to 344 states and 684 transitions. [2018-10-01 02:45:17,331 INFO L276 IsEmpty]: Start isEmpty. Operand 344 states and 684 transitions. [2018-10-01 02:45:17,332 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 342 [2018-10-01 02:45:17,332 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:45:19,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:45:20,099 INFO L134 CoverageAnalysis]: Checked inductivity of 57291 backedges. 0 proven. 57291 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:45:21,880 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:45:21,881 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 686 states to 345 states and 686 transitions. [2018-10-01 02:45:21,881 INFO L276 IsEmpty]: Start isEmpty. Operand 345 states and 686 transitions. [2018-10-01 02:45:21,882 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 343 [2018-10-01 02:45:21,883 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:45:23,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:45:24,135 INFO L134 CoverageAnalysis]: Checked inductivity of 57630 backedges. 0 proven. 57630 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:45:25,833 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:45:25,834 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 688 states to 346 states and 688 transitions. [2018-10-01 02:45:25,834 INFO L276 IsEmpty]: Start isEmpty. Operand 346 states and 688 transitions. [2018-10-01 02:45:25,836 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 344 [2018-10-01 02:45:25,836 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:45:27,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:45:28,618 INFO L134 CoverageAnalysis]: Checked inductivity of 57970 backedges. 0 proven. 57970 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:45:30,218 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:45:30,218 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 690 states to 347 states and 690 transitions. [2018-10-01 02:45:30,219 INFO L276 IsEmpty]: Start isEmpty. Operand 347 states and 690 transitions. [2018-10-01 02:45:30,220 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 345 [2018-10-01 02:45:30,220 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:45:32,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:45:33,039 INFO L134 CoverageAnalysis]: Checked inductivity of 58311 backedges. 0 proven. 58311 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:45:34,513 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:45:34,514 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 692 states to 348 states and 692 transitions. [2018-10-01 02:45:34,514 INFO L276 IsEmpty]: Start isEmpty. Operand 348 states and 692 transitions. [2018-10-01 02:45:34,516 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 346 [2018-10-01 02:45:34,516 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:45:36,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:45:37,064 INFO L134 CoverageAnalysis]: Checked inductivity of 58653 backedges. 0 proven. 58653 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:45:38,565 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:45:38,565 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 694 states to 349 states and 694 transitions. [2018-10-01 02:45:38,566 INFO L276 IsEmpty]: Start isEmpty. Operand 349 states and 694 transitions. [2018-10-01 02:45:38,567 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 347 [2018-10-01 02:45:38,567 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:45:40,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:45:41,577 INFO L134 CoverageAnalysis]: Checked inductivity of 58996 backedges. 0 proven. 58996 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:45:43,152 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:45:43,152 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 696 states to 350 states and 696 transitions. [2018-10-01 02:45:43,152 INFO L276 IsEmpty]: Start isEmpty. Operand 350 states and 696 transitions. [2018-10-01 02:45:43,153 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 348 [2018-10-01 02:45:43,153 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:45:45,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:45:46,353 INFO L134 CoverageAnalysis]: Checked inductivity of 59340 backedges. 0 proven. 59340 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:45:47,831 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:45:47,831 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 698 states to 351 states and 698 transitions. [2018-10-01 02:45:47,831 INFO L276 IsEmpty]: Start isEmpty. Operand 351 states and 698 transitions. [2018-10-01 02:45:47,833 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 349 [2018-10-01 02:45:47,833 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:45:49,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:45:50,631 INFO L134 CoverageAnalysis]: Checked inductivity of 59685 backedges. 0 proven. 59685 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:45:52,360 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:45:52,360 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 700 states to 352 states and 700 transitions. [2018-10-01 02:45:52,360 INFO L276 IsEmpty]: Start isEmpty. Operand 352 states and 700 transitions. [2018-10-01 02:45:52,362 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 350 [2018-10-01 02:45:52,362 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:45:54,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:45:55,348 INFO L134 CoverageAnalysis]: Checked inductivity of 60031 backedges. 0 proven. 60031 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:45:57,186 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:45:57,187 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 702 states to 353 states and 702 transitions. [2018-10-01 02:45:57,187 INFO L276 IsEmpty]: Start isEmpty. Operand 353 states and 702 transitions. [2018-10-01 02:45:57,189 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 351 [2018-10-01 02:45:57,189 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:45:59,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:46:00,137 INFO L134 CoverageAnalysis]: Checked inductivity of 60378 backedges. 0 proven. 60378 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:46:01,922 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:46:01,922 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 704 states to 354 states and 704 transitions. [2018-10-01 02:46:01,923 INFO L276 IsEmpty]: Start isEmpty. Operand 354 states and 704 transitions. [2018-10-01 02:46:01,924 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 352 [2018-10-01 02:46:01,924 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:46:03,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:46:04,642 INFO L134 CoverageAnalysis]: Checked inductivity of 60726 backedges. 0 proven. 60726 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:46:06,226 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:46:06,226 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 706 states to 355 states and 706 transitions. [2018-10-01 02:46:06,227 INFO L276 IsEmpty]: Start isEmpty. Operand 355 states and 706 transitions. [2018-10-01 02:46:06,228 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 353 [2018-10-01 02:46:06,228 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:46:08,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:46:09,185 INFO L134 CoverageAnalysis]: Checked inductivity of 61075 backedges. 0 proven. 61075 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:46:10,826 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:46:10,827 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 708 states to 356 states and 708 transitions. [2018-10-01 02:46:10,827 INFO L276 IsEmpty]: Start isEmpty. Operand 356 states and 708 transitions. [2018-10-01 02:46:10,828 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 354 [2018-10-01 02:46:10,829 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:46:13,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:46:14,117 INFO L134 CoverageAnalysis]: Checked inductivity of 61425 backedges. 0 proven. 61425 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:46:15,649 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:46:15,650 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 710 states to 357 states and 710 transitions. [2018-10-01 02:46:15,650 INFO L276 IsEmpty]: Start isEmpty. Operand 357 states and 710 transitions. [2018-10-01 02:46:15,651 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 355 [2018-10-01 02:46:15,651 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:46:17,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:46:18,225 INFO L134 CoverageAnalysis]: Checked inductivity of 61776 backedges. 0 proven. 61776 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:46:19,778 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:46:19,779 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 712 states to 358 states and 712 transitions. [2018-10-01 02:46:19,779 INFO L276 IsEmpty]: Start isEmpty. Operand 358 states and 712 transitions. [2018-10-01 02:46:19,780 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 356 [2018-10-01 02:46:19,780 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:46:22,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:46:22,906 INFO L134 CoverageAnalysis]: Checked inductivity of 62128 backedges. 0 proven. 62128 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:46:24,410 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:46:24,411 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 714 states to 359 states and 714 transitions. [2018-10-01 02:46:24,411 INFO L276 IsEmpty]: Start isEmpty. Operand 359 states and 714 transitions. [2018-10-01 02:46:24,412 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 357 [2018-10-01 02:46:24,413 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:46:26,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:46:27,813 INFO L134 CoverageAnalysis]: Checked inductivity of 62481 backedges. 0 proven. 62481 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:46:29,360 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:46:29,361 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 716 states to 360 states and 716 transitions. [2018-10-01 02:46:29,361 INFO L276 IsEmpty]: Start isEmpty. Operand 360 states and 716 transitions. [2018-10-01 02:46:29,362 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 358 [2018-10-01 02:46:29,362 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:46:31,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:46:31,772 INFO L134 CoverageAnalysis]: Checked inductivity of 62835 backedges. 0 proven. 62835 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:46:33,589 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:46:33,589 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 718 states to 361 states and 718 transitions. [2018-10-01 02:46:33,589 INFO L276 IsEmpty]: Start isEmpty. Operand 361 states and 718 transitions. [2018-10-01 02:46:33,591 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 359 [2018-10-01 02:46:33,591 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:46:35,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:46:36,791 INFO L134 CoverageAnalysis]: Checked inductivity of 63190 backedges. 0 proven. 63190 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:46:38,666 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:46:38,667 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 720 states to 362 states and 720 transitions. [2018-10-01 02:46:38,667 INFO L276 IsEmpty]: Start isEmpty. Operand 362 states and 720 transitions. [2018-10-01 02:46:38,668 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 360 [2018-10-01 02:46:38,668 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:46:41,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:46:42,106 INFO L134 CoverageAnalysis]: Checked inductivity of 63546 backedges. 0 proven. 63546 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:46:43,867 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:46:43,868 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 722 states to 363 states and 722 transitions. [2018-10-01 02:46:43,868 INFO L276 IsEmpty]: Start isEmpty. Operand 363 states and 722 transitions. [2018-10-01 02:46:43,869 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 361 [2018-10-01 02:46:43,869 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:46:45,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:46:46,558 INFO L134 CoverageAnalysis]: Checked inductivity of 63903 backedges. 0 proven. 63903 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:46:48,435 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:46:48,436 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 724 states to 364 states and 724 transitions. [2018-10-01 02:46:48,436 INFO L276 IsEmpty]: Start isEmpty. Operand 364 states and 724 transitions. [2018-10-01 02:46:48,438 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 362 [2018-10-01 02:46:48,438 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:46:50,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:46:51,392 INFO L134 CoverageAnalysis]: Checked inductivity of 64261 backedges. 0 proven. 64261 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:46:53,248 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:46:53,248 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 726 states to 365 states and 726 transitions. [2018-10-01 02:46:53,248 INFO L276 IsEmpty]: Start isEmpty. Operand 365 states and 726 transitions. [2018-10-01 02:46:53,250 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 363 [2018-10-01 02:46:53,250 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:46:55,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:46:56,776 INFO L134 CoverageAnalysis]: Checked inductivity of 64620 backedges. 0 proven. 64620 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:46:58,800 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:46:58,801 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 728 states to 366 states and 728 transitions. [2018-10-01 02:46:58,801 INFO L276 IsEmpty]: Start isEmpty. Operand 366 states and 728 transitions. [2018-10-01 02:46:58,802 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 364 [2018-10-01 02:46:58,802 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:47:01,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:47:01,966 INFO L134 CoverageAnalysis]: Checked inductivity of 64980 backedges. 0 proven. 64980 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:47:03,828 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:47:03,829 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 730 states to 367 states and 730 transitions. [2018-10-01 02:47:03,829 INFO L276 IsEmpty]: Start isEmpty. Operand 367 states and 730 transitions. [2018-10-01 02:47:03,830 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 365 [2018-10-01 02:47:03,830 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:47:05,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:47:06,442 INFO L134 CoverageAnalysis]: Checked inductivity of 65341 backedges. 0 proven. 65341 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:47:08,262 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:47:08,262 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 732 states to 368 states and 732 transitions. [2018-10-01 02:47:08,262 INFO L276 IsEmpty]: Start isEmpty. Operand 368 states and 732 transitions. [2018-10-01 02:47:08,264 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 366 [2018-10-01 02:47:08,264 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:47:11,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:47:11,813 INFO L134 CoverageAnalysis]: Checked inductivity of 65703 backedges. 0 proven. 65703 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:47:13,646 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:47:13,646 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 734 states to 369 states and 734 transitions. [2018-10-01 02:47:13,647 INFO L276 IsEmpty]: Start isEmpty. Operand 369 states and 734 transitions. [2018-10-01 02:47:13,648 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 367 [2018-10-01 02:47:13,648 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:47:16,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:47:16,922 INFO L134 CoverageAnalysis]: Checked inductivity of 66066 backedges. 0 proven. 66066 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:47:18,897 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:47:18,897 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 736 states to 370 states and 736 transitions. [2018-10-01 02:47:18,898 INFO L276 IsEmpty]: Start isEmpty. Operand 370 states and 736 transitions. [2018-10-01 02:47:18,899 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 368 [2018-10-01 02:47:18,899 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:47:21,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:47:22,325 INFO L134 CoverageAnalysis]: Checked inductivity of 66430 backedges. 0 proven. 66430 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:47:24,141 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:47:24,141 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 738 states to 371 states and 738 transitions. [2018-10-01 02:47:24,142 INFO L276 IsEmpty]: Start isEmpty. Operand 371 states and 738 transitions. [2018-10-01 02:47:24,143 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 369 [2018-10-01 02:47:24,143 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:47:26,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:47:27,068 INFO L134 CoverageAnalysis]: Checked inductivity of 66795 backedges. 0 proven. 66795 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:47:28,900 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:47:28,901 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 740 states to 372 states and 740 transitions. [2018-10-01 02:47:28,901 INFO L276 IsEmpty]: Start isEmpty. Operand 372 states and 740 transitions. [2018-10-01 02:47:28,902 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 370 [2018-10-01 02:47:28,902 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:47:31,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:47:32,391 INFO L134 CoverageAnalysis]: Checked inductivity of 67161 backedges. 0 proven. 67161 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:47:34,333 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:47:34,334 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 742 states to 373 states and 742 transitions. [2018-10-01 02:47:34,334 INFO L276 IsEmpty]: Start isEmpty. Operand 373 states and 742 transitions. [2018-10-01 02:47:34,336 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 371 [2018-10-01 02:47:34,336 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:47:36,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:47:37,772 INFO L134 CoverageAnalysis]: Checked inductivity of 67528 backedges. 0 proven. 67528 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:47:39,654 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:47:39,655 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 744 states to 374 states and 744 transitions. [2018-10-01 02:47:39,655 INFO L276 IsEmpty]: Start isEmpty. Operand 374 states and 744 transitions. [2018-10-01 02:47:39,657 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 372 [2018-10-01 02:47:39,657 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:47:42,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:47:43,321 INFO L134 CoverageAnalysis]: Checked inductivity of 67896 backedges. 0 proven. 67896 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:47:45,163 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:47:45,164 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 746 states to 375 states and 746 transitions. [2018-10-01 02:47:45,164 INFO L276 IsEmpty]: Start isEmpty. Operand 375 states and 746 transitions. [2018-10-01 02:47:45,165 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 373 [2018-10-01 02:47:45,165 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:47:47,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:47:47,864 INFO L134 CoverageAnalysis]: Checked inductivity of 68265 backedges. 0 proven. 68265 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:47:49,760 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:47:49,760 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 748 states to 376 states and 748 transitions. [2018-10-01 02:47:49,761 INFO L276 IsEmpty]: Start isEmpty. Operand 376 states and 748 transitions. [2018-10-01 02:47:49,763 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 374 [2018-10-01 02:47:49,763 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:47:52,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:47:53,111 INFO L134 CoverageAnalysis]: Checked inductivity of 68635 backedges. 0 proven. 68635 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:47:55,038 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:47:55,039 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 750 states to 377 states and 750 transitions. [2018-10-01 02:47:55,039 INFO L276 IsEmpty]: Start isEmpty. Operand 377 states and 750 transitions. [2018-10-01 02:47:55,040 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 375 [2018-10-01 02:47:55,041 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:47:57,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:47:58,883 INFO L134 CoverageAnalysis]: Checked inductivity of 69006 backedges. 0 proven. 69006 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:48:00,772 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:48:00,773 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 752 states to 378 states and 752 transitions. [2018-10-01 02:48:00,773 INFO L276 IsEmpty]: Start isEmpty. Operand 378 states and 752 transitions. [2018-10-01 02:48:00,774 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 376 [2018-10-01 02:48:00,774 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:48:03,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:48:04,618 INFO L134 CoverageAnalysis]: Checked inductivity of 69378 backedges. 0 proven. 69378 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:48:06,293 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:48:06,293 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 754 states to 379 states and 754 transitions. [2018-10-01 02:48:06,294 INFO L276 IsEmpty]: Start isEmpty. Operand 379 states and 754 transitions. [2018-10-01 02:48:06,295 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 377 [2018-10-01 02:48:06,295 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:48:08,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:48:09,734 INFO L134 CoverageAnalysis]: Checked inductivity of 69751 backedges. 0 proven. 69751 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:48:11,427 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:48:11,428 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 756 states to 380 states and 756 transitions. [2018-10-01 02:48:11,428 INFO L276 IsEmpty]: Start isEmpty. Operand 380 states and 756 transitions. [2018-10-01 02:48:11,429 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 378 [2018-10-01 02:48:11,429 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:48:13,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:48:14,892 INFO L134 CoverageAnalysis]: Checked inductivity of 70125 backedges. 0 proven. 70125 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:48:16,544 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:48:16,545 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 758 states to 381 states and 758 transitions. [2018-10-01 02:48:16,545 INFO L276 IsEmpty]: Start isEmpty. Operand 381 states and 758 transitions. [2018-10-01 02:48:16,546 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 379 [2018-10-01 02:48:16,547 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:48:19,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:48:20,426 INFO L134 CoverageAnalysis]: Checked inductivity of 70500 backedges. 0 proven. 70500 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:48:22,117 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:48:22,118 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 760 states to 382 states and 760 transitions. [2018-10-01 02:48:22,118 INFO L276 IsEmpty]: Start isEmpty. Operand 382 states and 760 transitions. [2018-10-01 02:48:22,119 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 380 [2018-10-01 02:48:22,119 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:48:24,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:48:25,849 INFO L134 CoverageAnalysis]: Checked inductivity of 70876 backedges. 0 proven. 70876 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:48:27,616 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:48:27,617 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 762 states to 383 states and 762 transitions. [2018-10-01 02:48:27,617 INFO L276 IsEmpty]: Start isEmpty. Operand 383 states and 762 transitions. [2018-10-01 02:48:27,618 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 381 [2018-10-01 02:48:27,618 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:48:30,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:48:31,604 INFO L134 CoverageAnalysis]: Checked inductivity of 71253 backedges. 0 proven. 71253 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:48:33,272 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:48:33,273 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 764 states to 384 states and 764 transitions. [2018-10-01 02:48:33,273 INFO L276 IsEmpty]: Start isEmpty. Operand 384 states and 764 transitions. [2018-10-01 02:48:33,274 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 382 [2018-10-01 02:48:33,274 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:48:35,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:48:36,367 INFO L134 CoverageAnalysis]: Checked inductivity of 71631 backedges. 0 proven. 71631 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:48:38,026 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:48:38,027 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 766 states to 385 states and 766 transitions. [2018-10-01 02:48:38,027 INFO L276 IsEmpty]: Start isEmpty. Operand 385 states and 766 transitions. [2018-10-01 02:48:38,029 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 383 [2018-10-01 02:48:38,029 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:48:40,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:48:41,070 INFO L134 CoverageAnalysis]: Checked inductivity of 72010 backedges. 0 proven. 72010 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:48:42,772 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:48:42,773 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 768 states to 386 states and 768 transitions. [2018-10-01 02:48:42,773 INFO L276 IsEmpty]: Start isEmpty. Operand 386 states and 768 transitions. [2018-10-01 02:48:42,774 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 384 [2018-10-01 02:48:42,774 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:48:45,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:48:46,383 INFO L134 CoverageAnalysis]: Checked inductivity of 72390 backedges. 0 proven. 72390 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:48:48,053 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:48:48,053 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 770 states to 387 states and 770 transitions. [2018-10-01 02:48:48,053 INFO L276 IsEmpty]: Start isEmpty. Operand 387 states and 770 transitions. [2018-10-01 02:48:48,055 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 385 [2018-10-01 02:48:48,055 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:48:51,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:48:52,040 INFO L134 CoverageAnalysis]: Checked inductivity of 72771 backedges. 0 proven. 72771 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:48:53,775 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:48:53,776 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 772 states to 388 states and 772 transitions. [2018-10-01 02:48:53,776 INFO L276 IsEmpty]: Start isEmpty. Operand 388 states and 772 transitions. [2018-10-01 02:48:53,777 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 386 [2018-10-01 02:48:53,777 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:48:56,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:48:57,690 INFO L134 CoverageAnalysis]: Checked inductivity of 73153 backedges. 0 proven. 73153 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:48:59,456 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:48:59,457 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 774 states to 389 states and 774 transitions. [2018-10-01 02:48:59,457 INFO L276 IsEmpty]: Start isEmpty. Operand 389 states and 774 transitions. [2018-10-01 02:48:59,459 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 387 [2018-10-01 02:48:59,459 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:49:02,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:49:03,286 INFO L134 CoverageAnalysis]: Checked inductivity of 73536 backedges. 0 proven. 73536 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:49:04,951 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:49:04,952 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 776 states to 390 states and 776 transitions. [2018-10-01 02:49:04,952 INFO L276 IsEmpty]: Start isEmpty. Operand 390 states and 776 transitions. [2018-10-01 02:49:04,953 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 388 [2018-10-01 02:49:04,953 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:49:07,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:49:08,113 INFO L134 CoverageAnalysis]: Checked inductivity of 73920 backedges. 0 proven. 73920 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:49:09,937 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:49:09,938 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 778 states to 391 states and 778 transitions. [2018-10-01 02:49:09,938 INFO L276 IsEmpty]: Start isEmpty. Operand 391 states and 778 transitions. [2018-10-01 02:49:09,940 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 389 [2018-10-01 02:49:09,940 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:49:12,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:49:13,115 INFO L134 CoverageAnalysis]: Checked inductivity of 74305 backedges. 0 proven. 74305 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:49:14,793 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:49:14,794 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 780 states to 392 states and 780 transitions. [2018-10-01 02:49:14,794 INFO L276 IsEmpty]: Start isEmpty. Operand 392 states and 780 transitions. [2018-10-01 02:49:14,795 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 390 [2018-10-01 02:49:14,795 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:49:17,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:49:18,288 INFO L134 CoverageAnalysis]: Checked inductivity of 74691 backedges. 0 proven. 74691 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:49:19,956 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:49:19,957 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 782 states to 393 states and 782 transitions. [2018-10-01 02:49:19,957 INFO L276 IsEmpty]: Start isEmpty. Operand 393 states and 782 transitions. [2018-10-01 02:49:19,958 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 391 [2018-10-01 02:49:19,958 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:49:22,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:49:23,799 INFO L134 CoverageAnalysis]: Checked inductivity of 75078 backedges. 0 proven. 75078 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:49:25,495 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:49:25,496 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 784 states to 394 states and 784 transitions. [2018-10-01 02:49:25,496 INFO L276 IsEmpty]: Start isEmpty. Operand 394 states and 784 transitions. [2018-10-01 02:49:25,497 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 392 [2018-10-01 02:49:25,497 INFO L423 CodeCheckObserver]: Error Path is FOUND. Received shutdown request... [2018-10-01 02:49:28,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:49:28,626 ERROR L611 CodeCheckObserver]: First Tracecheck threw exception Timeout exceeded [2018-10-01 02:49:28,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:49:28,925 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-01 02:49:28,937 INFO L177 TraceCheckSpWp]: Timeout while computing interpolants [2018-10-01 02:49:28,937 INFO L256 ToolchainWalker]: Toolchain cancelled while executing plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck. Reason: Timeout or Toolchain cancelled by user [2018-10-01 02:49:28,939 INFO L168 Benchmark]: Toolchain (without parser) took 800215.27 ms. Allocated memory was 1.5 GB in the beginning and 3.5 GB in the end (delta: 2.0 GB). Free memory was 1.5 GB in the beginning and 576.8 MB in the end (delta: 877.8 MB). Peak memory consumption was 2.8 GB. Max. memory is 7.1 GB. [2018-10-01 02:49:28,941 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.19 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-10-01 02:49:28,941 INFO L168 Benchmark]: Boogie Procedure Inliner took 41.85 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-10-01 02:49:28,942 INFO L168 Benchmark]: Boogie Preprocessor took 23.39 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-10-01 02:49:28,942 INFO L168 Benchmark]: RCFGBuilder took 235.45 ms. Allocated memory is still 1.5 GB. Free memory was 1.5 GB in the beginning and 1.4 GB in the end (delta: 21.1 MB). Peak memory consumption was 21.1 MB. Max. memory is 7.1 GB. [2018-10-01 02:49:28,943 INFO L168 Benchmark]: CodeCheck took 799908.94 ms. Allocated memory was 1.5 GB in the beginning and 3.5 GB in the end (delta: 2.0 GB). Free memory was 1.4 GB in the beginning and 576.8 MB in the end (delta: 856.7 MB). Peak memory consumption was 2.8 GB. Max. memory is 7.1 GB. [2018-10-01 02:49:28,945 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - TimeoutResult: Timeout (de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck) Toolchain cancelled while TraceCheckSpWp was constructing forward predicates, while XnfDer was eliminating 1 quantified variables from 2 xjuncts. * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Boogie PL CUP Parser took 0.19 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 41.85 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Preprocessor took 23.39 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. * RCFGBuilder took 235.45 ms. Allocated memory is still 1.5 GB. Free memory was 1.5 GB in the beginning and 1.4 GB in the end (delta: 21.1 MB). Peak memory consumption was 21.1 MB. Max. memory is 7.1 GB. * CodeCheck took 799908.94 ms. Allocated memory was 1.5 GB in the beginning and 3.5 GB in the end (delta: 2.0 GB). Free memory was 1.4 GB in the beginning and 576.8 MB in the end (delta: 856.7 MB). Peak memory consumption was 2.8 GB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: Timeout Written .csv to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/csv/Luxembourg.bpl_svcomp-Reach-32bit-Kojak_Default.epf_KojakBplInline.xml/Csv-Benchmark-0-2018-10-01_02-49-28-956.csv Completed graceful shutdown