java -Xmx8000000000 -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data --generate-csv --csv-dir csv -tc ../../../trunk/examples/toolchains/KojakBplInline.xml -s ../../../trunk/examples/settings/pu-bench/svcomp-Reach-32bit-Kojak_Default_PUPT.epf -i ../../../trunk/examples/programs/toy/tooDifficultLoopInvariant/LexIndexValue-Pointer-Reduced.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.23-00a8621 [2018-09-30 12:05:13,109 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-09-30 12:05:13,114 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-09-30 12:05:13,127 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-09-30 12:05:13,128 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-09-30 12:05:13,129 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-09-30 12:05:13,130 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-09-30 12:05:13,132 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-09-30 12:05:13,133 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-09-30 12:05:13,134 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-09-30 12:05:13,135 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-09-30 12:05:13,135 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-09-30 12:05:13,136 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-09-30 12:05:13,137 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-09-30 12:05:13,138 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-09-30 12:05:13,139 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-09-30 12:05:13,140 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-09-30 12:05:13,142 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-09-30 12:05:13,143 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-09-30 12:05:13,145 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-09-30 12:05:13,146 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-09-30 12:05:13,147 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-09-30 12:05:13,149 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-09-30 12:05:13,149 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-09-30 12:05:13,150 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-09-30 12:05:13,151 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-09-30 12:05:13,152 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-09-30 12:05:13,152 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-09-30 12:05:13,153 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-09-30 12:05:13,154 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-09-30 12:05:13,155 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-09-30 12:05:13,155 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-09-30 12:05:13,155 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-09-30 12:05:13,156 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-09-30 12:05:13,157 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-09-30 12:05:13,157 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-09-30 12:05:13,158 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/pu-bench/svcomp-Reach-32bit-Kojak_Default_PUPT.epf [2018-09-30 12:05:13,177 INFO L110 SettingsManager]: Loading preferences was successful [2018-09-30 12:05:13,177 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-09-30 12:05:13,178 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-09-30 12:05:13,179 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-09-30 12:05:13,179 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-09-30 12:05:13,179 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-09-30 12:05:13,180 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-09-30 12:05:13,180 INFO L133 SettingsManager]: * sizeof long=4 [2018-09-30 12:05:13,180 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-09-30 12:05:13,180 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-09-30 12:05:13,180 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-09-30 12:05:13,181 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-09-30 12:05:13,181 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-09-30 12:05:13,181 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-09-30 12:05:13,181 INFO L133 SettingsManager]: * sizeof long double=12 [2018-09-30 12:05:13,181 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-09-30 12:05:13,182 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-09-30 12:05:13,182 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-09-30 12:05:13,182 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-09-30 12:05:13,182 INFO L133 SettingsManager]: * Use predicate trie based predicate unification=true [2018-09-30 12:05:13,182 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-09-30 12:05:13,183 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-09-30 12:05:13,183 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-09-30 12:05:13,183 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-09-30 12:05:13,183 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-09-30 12:05:13,183 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-09-30 12:05:13,184 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-09-30 12:05:13,184 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-09-30 12:05:13,184 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-09-30 12:05:13,184 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-09-30 12:05:13,227 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-09-30 12:05:13,247 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-09-30 12:05:13,253 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-09-30 12:05:13,254 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2018-09-30 12:05:13,255 INFO L276 PluginConnector]: Boogie PL CUP Parser initialized [2018-09-30 12:05:13,256 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/toy/tooDifficultLoopInvariant/LexIndexValue-Pointer-Reduced.bpl [2018-09-30 12:05:13,257 INFO L111 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/toy/tooDifficultLoopInvariant/LexIndexValue-Pointer-Reduced.bpl' [2018-09-30 12:05:13,301 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-09-30 12:05:13,304 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-09-30 12:05:13,305 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-09-30 12:05:13,305 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-09-30 12:05:13,306 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-09-30 12:05:13,329 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "LexIndexValue-Pointer-Reduced.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 12:05:13" (1/1) ... [2018-09-30 12:05:13,341 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "LexIndexValue-Pointer-Reduced.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 12:05:13" (1/1) ... [2018-09-30 12:05:13,346 WARN L165 Inliner]: Program contained no entry procedure! [2018-09-30 12:05:13,346 WARN L168 Inliner]: Missing entry procedures: [ULTIMATE.start] [2018-09-30 12:05:13,346 WARN L175 Inliner]: Fallback enabled. All procedures will be processed. [2018-09-30 12:05:13,348 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-09-30 12:05:13,349 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-09-30 12:05:13,350 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-09-30 12:05:13,350 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-09-30 12:05:13,361 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "LexIndexValue-Pointer-Reduced.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 12:05:13" (1/1) ... [2018-09-30 12:05:13,362 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "LexIndexValue-Pointer-Reduced.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 12:05:13" (1/1) ... [2018-09-30 12:05:13,362 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "LexIndexValue-Pointer-Reduced.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 12:05:13" (1/1) ... [2018-09-30 12:05:13,362 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "LexIndexValue-Pointer-Reduced.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 12:05:13" (1/1) ... [2018-09-30 12:05:13,364 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "LexIndexValue-Pointer-Reduced.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 12:05:13" (1/1) ... [2018-09-30 12:05:13,369 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "LexIndexValue-Pointer-Reduced.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 12:05:13" (1/1) ... [2018-09-30 12:05:13,370 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "LexIndexValue-Pointer-Reduced.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 12:05:13" (1/1) ... [2018-09-30 12:05:13,371 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-09-30 12:05:13,372 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-09-30 12:05:13,372 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-09-30 12:05:13,372 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-09-30 12:05:13,373 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "LexIndexValue-Pointer-Reduced.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 12:05:13" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-09-30 12:05:13,442 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-09-30 12:05:13,442 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-09-30 12:05:13,668 INFO L345 CfgBuilder]: Using library mode [2018-09-30 12:05:13,669 INFO L202 PluginConnector]: Adding new model LexIndexValue-Pointer-Reduced.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.09 12:05:13 BoogieIcfgContainer [2018-09-30 12:05:13,669 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-09-30 12:05:13,670 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-09-30 12:05:13,670 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-09-30 12:05:13,681 INFO L276 PluginConnector]: CodeCheck initialized [2018-09-30 12:05:13,682 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "LexIndexValue-Pointer-Reduced.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.09 12:05:13" (1/1) ... [2018-09-30 12:05:13,696 INFO L99 BPredicateUnifier]: Initialized predicate-trie based predicate unifier [2018-09-30 12:05:13,729 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:05:13,737 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 5 transitions. [2018-09-30 12:05:13,737 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 5 transitions. [2018-09-30 12:05:13,740 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-09-30 12:05:13,741 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:05:13,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:05:13,880 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:05:14,317 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:05:14,317 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2018-09-30 12:05:14,318 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2018-09-30 12:05:14,318 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 12:05:14,319 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:05:14,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:05:14,395 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:05:15,032 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:05:15,032 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 9 states and 10 transitions. [2018-09-30 12:05:15,033 INFO L276 IsEmpty]: Start isEmpty. Operand 9 states and 10 transitions. [2018-09-30 12:05:15,033 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-09-30 12:05:15,033 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:05:15,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:05:15,078 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:05:15,708 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:05:15,708 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 11 states and 12 transitions. [2018-09-30 12:05:15,708 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 12 transitions. [2018-09-30 12:05:15,709 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-09-30 12:05:15,709 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:05:15,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:05:15,949 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:05:16,294 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:05:16,295 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 13 states and 14 transitions. [2018-09-30 12:05:16,295 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 14 transitions. [2018-09-30 12:05:16,296 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-09-30 12:05:16,296 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:05:16,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:05:16,373 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:05:16,791 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:05:16,792 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 15 states and 16 transitions. [2018-09-30 12:05:16,792 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 16 transitions. [2018-09-30 12:05:16,793 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-09-30 12:05:16,793 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:05:16,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:05:16,872 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:05:17,278 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:05:17,279 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 17 states and 18 transitions. [2018-09-30 12:05:17,279 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 18 transitions. [2018-09-30 12:05:17,280 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-09-30 12:05:17,280 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:05:17,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:05:17,358 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 0 proven. 42 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:05:17,677 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:05:17,678 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 19 states and 20 transitions. [2018-09-30 12:05:17,679 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 20 transitions. [2018-09-30 12:05:17,679 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-09-30 12:05:17,680 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:05:17,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:05:17,774 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 0 proven. 56 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:05:18,345 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:05:18,346 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 21 states and 22 transitions. [2018-09-30 12:05:18,346 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 22 transitions. [2018-09-30 12:05:18,346 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-09-30 12:05:18,347 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:05:18,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:05:18,438 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 0 proven. 72 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:05:19,157 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:05:19,158 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 23 states and 24 transitions. [2018-09-30 12:05:19,159 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 24 transitions. [2018-09-30 12:05:19,160 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2018-09-30 12:05:19,160 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:05:19,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:05:19,252 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 0 proven. 90 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:05:20,146 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:05:20,147 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 25 states and 26 transitions. [2018-09-30 12:05:20,148 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 26 transitions. [2018-09-30 12:05:20,149 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2018-09-30 12:05:20,149 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:05:20,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:05:20,220 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 0 proven. 110 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:05:20,867 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:05:20,868 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 27 states and 28 transitions. [2018-09-30 12:05:20,869 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 28 transitions. [2018-09-30 12:05:20,870 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2018-09-30 12:05:20,870 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:05:20,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:05:20,955 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 0 proven. 132 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:05:21,321 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:05:21,322 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 29 states and 30 transitions. [2018-09-30 12:05:21,322 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 30 transitions. [2018-09-30 12:05:21,323 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2018-09-30 12:05:21,324 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:05:21,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:05:21,434 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 0 proven. 156 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:05:21,935 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:05:21,936 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 31 states and 32 transitions. [2018-09-30 12:05:21,936 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 32 transitions. [2018-09-30 12:05:21,938 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2018-09-30 12:05:21,938 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:05:21,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:05:22,153 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 0 proven. 182 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:05:22,573 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:05:22,574 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 33 states and 34 transitions. [2018-09-30 12:05:22,574 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 34 transitions. [2018-09-30 12:05:22,575 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2018-09-30 12:05:22,575 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:05:22,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:05:22,697 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 0 proven. 210 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:05:23,576 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:05:23,577 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 35 states and 36 transitions. [2018-09-30 12:05:23,577 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 36 transitions. [2018-09-30 12:05:23,578 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2018-09-30 12:05:23,578 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:05:23,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:05:23,688 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 0 proven. 240 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:05:24,171 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:05:24,172 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 37 states and 38 transitions. [2018-09-30 12:05:24,172 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 38 transitions. [2018-09-30 12:05:24,173 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2018-09-30 12:05:24,174 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:05:24,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:05:24,268 INFO L134 CoverageAnalysis]: Checked inductivity of 272 backedges. 0 proven. 272 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:05:24,900 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:05:24,901 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 39 states and 40 transitions. [2018-09-30 12:05:24,901 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 40 transitions. [2018-09-30 12:05:24,902 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2018-09-30 12:05:24,902 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:05:24,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:05:25,142 INFO L134 CoverageAnalysis]: Checked inductivity of 306 backedges. 0 proven. 306 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:05:25,689 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:05:25,690 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 41 states and 42 transitions. [2018-09-30 12:05:25,690 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 42 transitions. [2018-09-30 12:05:25,691 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2018-09-30 12:05:25,691 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:05:25,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:05:26,102 INFO L134 CoverageAnalysis]: Checked inductivity of 342 backedges. 0 proven. 342 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:05:26,865 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:05:26,865 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 43 states and 44 transitions. [2018-09-30 12:05:26,866 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 44 transitions. [2018-09-30 12:05:26,867 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2018-09-30 12:05:26,867 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:05:26,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:05:27,038 INFO L134 CoverageAnalysis]: Checked inductivity of 380 backedges. 0 proven. 380 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:05:27,519 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:05:27,520 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 45 states and 46 transitions. [2018-09-30 12:05:27,520 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 46 transitions. [2018-09-30 12:05:27,522 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2018-09-30 12:05:27,522 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:05:27,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:05:27,652 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 0 proven. 420 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:05:28,402 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:05:28,403 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 47 states and 48 transitions. [2018-09-30 12:05:28,403 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 48 transitions. [2018-09-30 12:05:28,404 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2018-09-30 12:05:28,405 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:05:28,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:05:29,097 INFO L134 CoverageAnalysis]: Checked inductivity of 462 backedges. 0 proven. 462 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:05:29,627 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:05:29,627 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 49 states and 50 transitions. [2018-09-30 12:05:29,627 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 50 transitions. [2018-09-30 12:05:29,628 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2018-09-30 12:05:29,629 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:05:29,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:05:29,742 INFO L134 CoverageAnalysis]: Checked inductivity of 506 backedges. 0 proven. 506 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:05:30,416 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:05:30,417 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 51 states and 52 transitions. [2018-09-30 12:05:30,417 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 52 transitions. [2018-09-30 12:05:30,418 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2018-09-30 12:05:30,418 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:05:30,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:05:30,677 INFO L134 CoverageAnalysis]: Checked inductivity of 552 backedges. 0 proven. 552 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:05:31,261 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:05:31,262 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 53 states and 54 transitions. [2018-09-30 12:05:31,262 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 54 transitions. [2018-09-30 12:05:31,263 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2018-09-30 12:05:31,263 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:05:31,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:05:31,417 INFO L134 CoverageAnalysis]: Checked inductivity of 600 backedges. 0 proven. 600 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:05:32,060 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:05:32,061 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 55 states and 56 transitions. [2018-09-30 12:05:32,061 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 56 transitions. [2018-09-30 12:05:32,061 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2018-09-30 12:05:32,062 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:05:32,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:05:32,233 INFO L134 CoverageAnalysis]: Checked inductivity of 650 backedges. 0 proven. 650 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:05:32,914 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:05:32,914 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 57 states and 58 transitions. [2018-09-30 12:05:32,915 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 58 transitions. [2018-09-30 12:05:32,916 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2018-09-30 12:05:32,916 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:05:32,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:05:33,056 INFO L134 CoverageAnalysis]: Checked inductivity of 702 backedges. 0 proven. 702 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:05:34,030 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:05:34,030 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 59 states and 60 transitions. [2018-09-30 12:05:34,031 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 60 transitions. [2018-09-30 12:05:34,031 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2018-09-30 12:05:34,031 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:05:34,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:05:34,188 INFO L134 CoverageAnalysis]: Checked inductivity of 756 backedges. 0 proven. 756 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:05:35,020 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:05:35,020 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 61 states and 62 transitions. [2018-09-30 12:05:35,021 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 62 transitions. [2018-09-30 12:05:35,021 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2018-09-30 12:05:35,021 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:05:35,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:05:35,171 INFO L134 CoverageAnalysis]: Checked inductivity of 812 backedges. 0 proven. 812 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:05:35,974 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:05:35,974 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 63 states and 64 transitions. [2018-09-30 12:05:35,975 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 64 transitions. [2018-09-30 12:05:35,975 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2018-09-30 12:05:35,976 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:05:35,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:05:36,118 INFO L134 CoverageAnalysis]: Checked inductivity of 870 backedges. 0 proven. 870 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:05:37,423 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:05:37,424 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 65 states and 66 transitions. [2018-09-30 12:05:37,424 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 66 transitions. [2018-09-30 12:05:37,425 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2018-09-30 12:05:37,425 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:05:37,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:05:37,575 INFO L134 CoverageAnalysis]: Checked inductivity of 930 backedges. 0 proven. 930 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:05:38,445 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:05:38,446 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 67 states and 68 transitions. [2018-09-30 12:05:38,446 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 68 transitions. [2018-09-30 12:05:38,447 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2018-09-30 12:05:38,447 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:05:38,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:05:38,589 INFO L134 CoverageAnalysis]: Checked inductivity of 992 backedges. 0 proven. 992 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:05:40,098 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:05:40,099 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 69 states and 70 transitions. [2018-09-30 12:05:40,099 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 70 transitions. [2018-09-30 12:05:40,099 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2018-09-30 12:05:40,099 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:05:40,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:05:40,308 INFO L134 CoverageAnalysis]: Checked inductivity of 1056 backedges. 0 proven. 1056 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:05:41,370 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:05:41,371 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 71 states and 72 transitions. [2018-09-30 12:05:41,371 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 72 transitions. [2018-09-30 12:05:41,372 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2018-09-30 12:05:41,372 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:05:41,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:05:41,776 INFO L134 CoverageAnalysis]: Checked inductivity of 1122 backedges. 0 proven. 1122 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:05:43,148 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:05:43,148 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 73 states and 74 transitions. [2018-09-30 12:05:43,148 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 74 transitions. [2018-09-30 12:05:43,149 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2018-09-30 12:05:43,149 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:05:43,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:05:43,334 INFO L134 CoverageAnalysis]: Checked inductivity of 1190 backedges. 0 proven. 1190 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:05:44,620 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:05:44,621 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 75 states and 76 transitions. [2018-09-30 12:05:44,621 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 76 transitions. [2018-09-30 12:05:44,621 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2018-09-30 12:05:44,621 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:05:44,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:05:45,384 INFO L134 CoverageAnalysis]: Checked inductivity of 1260 backedges. 0 proven. 1260 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:05:46,533 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:05:46,534 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 77 states and 78 transitions. [2018-09-30 12:05:46,534 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 78 transitions. [2018-09-30 12:05:46,534 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2018-09-30 12:05:46,534 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:05:46,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:05:46,749 INFO L134 CoverageAnalysis]: Checked inductivity of 1332 backedges. 0 proven. 1332 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:05:47,961 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:05:47,962 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 79 states and 80 transitions. [2018-09-30 12:05:47,962 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 80 transitions. [2018-09-30 12:05:47,962 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2018-09-30 12:05:47,962 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:05:47,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:05:48,716 INFO L134 CoverageAnalysis]: Checked inductivity of 1406 backedges. 0 proven. 1406 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:05:50,146 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:05:50,146 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 81 states and 82 transitions. [2018-09-30 12:05:50,147 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 82 transitions. [2018-09-30 12:05:50,147 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2018-09-30 12:05:50,148 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:05:50,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:05:50,474 INFO L134 CoverageAnalysis]: Checked inductivity of 1482 backedges. 0 proven. 1482 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:05:51,837 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:05:51,838 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 83 states and 84 transitions. [2018-09-30 12:05:51,838 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 84 transitions. [2018-09-30 12:05:51,838 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2018-09-30 12:05:51,838 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:05:51,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:05:52,155 INFO L134 CoverageAnalysis]: Checked inductivity of 1560 backedges. 0 proven. 1560 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:05:53,581 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:05:53,582 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 85 states and 86 transitions. [2018-09-30 12:05:53,582 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 86 transitions. [2018-09-30 12:05:53,583 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2018-09-30 12:05:53,583 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:05:53,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:05:53,806 INFO L134 CoverageAnalysis]: Checked inductivity of 1640 backedges. 0 proven. 1640 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:05:55,485 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:05:55,486 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 87 states and 88 transitions. [2018-09-30 12:05:55,486 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 88 transitions. [2018-09-30 12:05:55,486 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2018-09-30 12:05:55,487 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:05:55,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:05:55,679 INFO L134 CoverageAnalysis]: Checked inductivity of 1722 backedges. 0 proven. 1722 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:05:57,248 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:05:57,249 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 89 states and 90 transitions. [2018-09-30 12:05:57,249 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 90 transitions. [2018-09-30 12:05:57,249 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2018-09-30 12:05:57,250 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:05:57,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:05:57,448 INFO L134 CoverageAnalysis]: Checked inductivity of 1806 backedges. 0 proven. 1806 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:05:59,129 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:05:59,130 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 91 states and 92 transitions. [2018-09-30 12:05:59,130 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 92 transitions. [2018-09-30 12:05:59,130 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2018-09-30 12:05:59,130 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:05:59,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:06:00,287 INFO L134 CoverageAnalysis]: Checked inductivity of 1892 backedges. 0 proven. 1892 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:06:02,076 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:06:02,076 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 93 states and 94 transitions. [2018-09-30 12:06:02,076 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 94 transitions. [2018-09-30 12:06:02,077 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2018-09-30 12:06:02,077 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:06:02,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:06:02,356 INFO L134 CoverageAnalysis]: Checked inductivity of 1980 backedges. 0 proven. 1980 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:06:04,169 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:06:04,170 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 95 states and 96 transitions. [2018-09-30 12:06:04,170 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 96 transitions. [2018-09-30 12:06:04,170 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2018-09-30 12:06:04,171 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:06:04,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:06:04,505 INFO L134 CoverageAnalysis]: Checked inductivity of 2070 backedges. 0 proven. 2070 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:06:06,453 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:06:06,454 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 97 states and 98 transitions. [2018-09-30 12:06:06,454 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 98 transitions. [2018-09-30 12:06:06,455 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2018-09-30 12:06:06,455 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:06:06,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:06:07,159 INFO L134 CoverageAnalysis]: Checked inductivity of 2162 backedges. 0 proven. 2162 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:06:09,163 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:06:09,163 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 99 states and 100 transitions. [2018-09-30 12:06:09,164 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 100 transitions. [2018-09-30 12:06:09,164 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2018-09-30 12:06:09,164 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:06:09,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:06:09,351 INFO L134 CoverageAnalysis]: Checked inductivity of 2256 backedges. 0 proven. 2256 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:06:15,318 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:06:15,319 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 101 states and 102 transitions. [2018-09-30 12:06:15,319 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 102 transitions. [2018-09-30 12:06:15,320 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2018-09-30 12:06:15,320 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:06:15,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:06:15,745 INFO L134 CoverageAnalysis]: Checked inductivity of 2352 backedges. 0 proven. 2352 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:06:17,931 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:06:17,931 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 103 states and 104 transitions. [2018-09-30 12:06:17,932 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 104 transitions. [2018-09-30 12:06:17,932 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2018-09-30 12:06:17,933 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:06:17,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:06:18,134 INFO L134 CoverageAnalysis]: Checked inductivity of 2450 backedges. 0 proven. 2450 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:06:20,506 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:06:20,507 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 105 states and 106 transitions. [2018-09-30 12:06:20,508 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 106 transitions. [2018-09-30 12:06:20,508 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2018-09-30 12:06:20,509 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:06:20,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:06:20,690 INFO L134 CoverageAnalysis]: Checked inductivity of 2550 backedges. 0 proven. 2550 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:06:23,130 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:06:23,130 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 107 states and 108 transitions. [2018-09-30 12:06:23,131 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 108 transitions. [2018-09-30 12:06:23,131 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2018-09-30 12:06:23,131 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:06:23,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:06:23,396 INFO L134 CoverageAnalysis]: Checked inductivity of 2652 backedges. 0 proven. 2652 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:06:25,924 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:06:25,924 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 109 states and 110 transitions. [2018-09-30 12:06:25,924 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 110 transitions. [2018-09-30 12:06:25,925 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2018-09-30 12:06:25,925 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:06:25,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:06:26,115 INFO L134 CoverageAnalysis]: Checked inductivity of 2756 backedges. 0 proven. 2756 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:06:28,792 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:06:28,793 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 111 states and 112 transitions. [2018-09-30 12:06:28,793 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 112 transitions. [2018-09-30 12:06:28,794 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2018-09-30 12:06:28,794 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:06:28,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:06:29,025 INFO L134 CoverageAnalysis]: Checked inductivity of 2862 backedges. 0 proven. 2862 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:06:31,862 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:06:31,862 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 113 states and 114 transitions. [2018-09-30 12:06:31,863 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 114 transitions. [2018-09-30 12:06:31,863 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2018-09-30 12:06:31,863 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:06:31,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:06:32,224 INFO L134 CoverageAnalysis]: Checked inductivity of 2970 backedges. 0 proven. 2970 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:06:35,135 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:06:35,135 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 115 states and 116 transitions. [2018-09-30 12:06:35,135 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 116 transitions. [2018-09-30 12:06:35,136 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2018-09-30 12:06:35,136 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:06:35,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:06:35,390 INFO L134 CoverageAnalysis]: Checked inductivity of 3080 backedges. 0 proven. 3080 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:06:38,376 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:06:38,377 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 117 states and 118 transitions. [2018-09-30 12:06:38,377 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 118 transitions. [2018-09-30 12:06:38,378 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2018-09-30 12:06:38,378 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:06:38,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:06:38,702 INFO L134 CoverageAnalysis]: Checked inductivity of 3192 backedges. 0 proven. 3192 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:06:41,839 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:06:41,840 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 119 states and 120 transitions. [2018-09-30 12:06:41,840 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 120 transitions. [2018-09-30 12:06:41,841 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2018-09-30 12:06:41,841 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:06:41,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:06:42,181 INFO L134 CoverageAnalysis]: Checked inductivity of 3306 backedges. 0 proven. 3306 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:06:45,511 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:06:45,511 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 122 states to 121 states and 122 transitions. [2018-09-30 12:06:45,512 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 122 transitions. [2018-09-30 12:06:45,512 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2018-09-30 12:06:45,512 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:06:45,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:06:45,728 INFO L134 CoverageAnalysis]: Checked inductivity of 3422 backedges. 0 proven. 3422 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:06:49,089 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:06:49,090 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 123 states and 124 transitions. [2018-09-30 12:06:49,090 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 124 transitions. [2018-09-30 12:06:49,091 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2018-09-30 12:06:49,091 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:06:49,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:06:49,860 INFO L134 CoverageAnalysis]: Checked inductivity of 3540 backedges. 0 proven. 3540 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:06:53,324 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:06:53,325 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 126 states to 125 states and 126 transitions. [2018-09-30 12:06:53,325 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 126 transitions. [2018-09-30 12:06:53,326 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2018-09-30 12:06:53,326 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:06:53,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:06:53,690 INFO L134 CoverageAnalysis]: Checked inductivity of 3660 backedges. 0 proven. 3660 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:06:57,291 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:06:57,292 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 128 states to 127 states and 128 transitions. [2018-09-30 12:06:57,292 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 128 transitions. [2018-09-30 12:06:57,292 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2018-09-30 12:06:57,292 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:06:57,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:06:57,474 INFO L134 CoverageAnalysis]: Checked inductivity of 3782 backedges. 0 proven. 3782 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:07:01,277 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:07:01,278 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 129 states and 130 transitions. [2018-09-30 12:07:01,278 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 130 transitions. [2018-09-30 12:07:01,279 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2018-09-30 12:07:01,279 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:07:01,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:07:01,533 INFO L134 CoverageAnalysis]: Checked inductivity of 3906 backedges. 0 proven. 3906 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:07:05,478 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:07:05,479 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132 states to 131 states and 132 transitions. [2018-09-30 12:07:05,479 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 132 transitions. [2018-09-30 12:07:05,480 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2018-09-30 12:07:05,480 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:07:05,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:07:05,688 INFO L134 CoverageAnalysis]: Checked inductivity of 4032 backedges. 0 proven. 4032 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:07:09,716 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:07:09,717 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 133 states and 134 transitions. [2018-09-30 12:07:09,717 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 134 transitions. [2018-09-30 12:07:09,718 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2018-09-30 12:07:09,718 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:07:09,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:07:09,911 INFO L134 CoverageAnalysis]: Checked inductivity of 4160 backedges. 0 proven. 4160 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:07:14,113 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:07:14,114 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 135 states and 136 transitions. [2018-09-30 12:07:14,114 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 136 transitions. [2018-09-30 12:07:14,115 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2018-09-30 12:07:14,115 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:07:14,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:07:14,486 INFO L134 CoverageAnalysis]: Checked inductivity of 4290 backedges. 0 proven. 4290 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:07:18,802 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:07:18,803 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 137 states and 138 transitions. [2018-09-30 12:07:18,803 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 138 transitions. [2018-09-30 12:07:18,804 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2018-09-30 12:07:18,804 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:07:18,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:07:19,029 INFO L134 CoverageAnalysis]: Checked inductivity of 4422 backedges. 0 proven. 4422 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:07:23,491 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:07:23,491 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 140 states to 139 states and 140 transitions. [2018-09-30 12:07:23,491 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 140 transitions. [2018-09-30 12:07:23,492 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2018-09-30 12:07:23,492 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:07:23,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:07:23,769 INFO L134 CoverageAnalysis]: Checked inductivity of 4556 backedges. 0 proven. 4556 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:07:28,459 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:07:28,460 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 142 states to 141 states and 142 transitions. [2018-09-30 12:07:28,460 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 142 transitions. [2018-09-30 12:07:28,460 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2018-09-30 12:07:28,460 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:07:28,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:07:28,681 INFO L134 CoverageAnalysis]: Checked inductivity of 4692 backedges. 0 proven. 4692 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:07:33,646 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:07:33,646 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 143 states and 144 transitions. [2018-09-30 12:07:33,647 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 144 transitions. [2018-09-30 12:07:33,648 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2018-09-30 12:07:33,648 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:07:33,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:07:33,866 INFO L134 CoverageAnalysis]: Checked inductivity of 4830 backedges. 0 proven. 4830 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:07:38,915 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:07:38,916 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 146 states to 145 states and 146 transitions. [2018-09-30 12:07:38,916 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 146 transitions. [2018-09-30 12:07:38,917 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2018-09-30 12:07:38,917 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:07:38,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:07:39,324 INFO L134 CoverageAnalysis]: Checked inductivity of 4970 backedges. 0 proven. 4970 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:07:44,500 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:07:44,500 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 147 states and 148 transitions. [2018-09-30 12:07:44,501 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 148 transitions. [2018-09-30 12:07:44,502 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2018-09-30 12:07:44,502 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:07:44,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:07:44,735 INFO L134 CoverageAnalysis]: Checked inductivity of 5112 backedges. 0 proven. 5112 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:07:50,062 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:07:50,063 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 150 states to 149 states and 150 transitions. [2018-09-30 12:07:50,063 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 150 transitions. [2018-09-30 12:07:50,064 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2018-09-30 12:07:50,064 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:07:50,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:07:50,348 INFO L134 CoverageAnalysis]: Checked inductivity of 5256 backedges. 0 proven. 5256 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:07:55,764 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:07:55,764 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 152 states to 151 states and 152 transitions. [2018-09-30 12:07:55,765 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 152 transitions. [2018-09-30 12:07:55,766 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2018-09-30 12:07:55,766 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:07:55,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:07:56,040 INFO L134 CoverageAnalysis]: Checked inductivity of 5402 backedges. 0 proven. 5402 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:08:01,693 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:08:01,694 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 154 states to 153 states and 154 transitions. [2018-09-30 12:08:01,694 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 154 transitions. [2018-09-30 12:08:01,695 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2018-09-30 12:08:01,695 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:08:01,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:08:01,952 INFO L134 CoverageAnalysis]: Checked inductivity of 5550 backedges. 0 proven. 5550 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:08:07,736 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:08:07,737 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 156 states to 155 states and 156 transitions. [2018-09-30 12:08:07,737 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 156 transitions. [2018-09-30 12:08:07,738 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2018-09-30 12:08:07,738 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:08:07,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:08:07,983 INFO L134 CoverageAnalysis]: Checked inductivity of 5700 backedges. 0 proven. 5700 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:08:13,903 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:08:13,904 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 158 states to 157 states and 158 transitions. [2018-09-30 12:08:13,904 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 158 transitions. [2018-09-30 12:08:13,905 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2018-09-30 12:08:13,905 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:08:13,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:08:14,376 INFO L134 CoverageAnalysis]: Checked inductivity of 5852 backedges. 0 proven. 5852 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:08:20,524 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:08:20,525 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 159 states and 160 transitions. [2018-09-30 12:08:20,525 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 160 transitions. [2018-09-30 12:08:20,526 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2018-09-30 12:08:20,526 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:08:20,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:08:20,769 INFO L134 CoverageAnalysis]: Checked inductivity of 6006 backedges. 0 proven. 6006 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:08:27,041 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:08:27,042 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 161 states and 162 transitions. [2018-09-30 12:08:27,042 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 162 transitions. [2018-09-30 12:08:27,043 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2018-09-30 12:08:27,043 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:08:27,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:08:27,313 INFO L134 CoverageAnalysis]: Checked inductivity of 6162 backedges. 0 proven. 6162 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:08:33,723 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:08:33,723 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 164 states to 163 states and 164 transitions. [2018-09-30 12:08:33,724 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 164 transitions. [2018-09-30 12:08:33,725 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2018-09-30 12:08:33,725 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:08:33,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:08:34,135 INFO L134 CoverageAnalysis]: Checked inductivity of 6320 backedges. 0 proven. 6320 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:08:40,757 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:08:40,758 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 166 states to 165 states and 166 transitions. [2018-09-30 12:08:40,758 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 166 transitions. [2018-09-30 12:08:40,759 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2018-09-30 12:08:40,759 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:08:40,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:08:41,054 INFO L134 CoverageAnalysis]: Checked inductivity of 6480 backedges. 0 proven. 6480 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:08:47,826 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:08:47,827 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 168 states to 167 states and 168 transitions. [2018-09-30 12:08:47,827 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 168 transitions. [2018-09-30 12:08:47,828 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2018-09-30 12:08:47,828 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:08:47,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:08:48,095 INFO L134 CoverageAnalysis]: Checked inductivity of 6642 backedges. 0 proven. 6642 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:08:55,052 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:08:55,053 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 170 states to 169 states and 170 transitions. [2018-09-30 12:08:55,053 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 170 transitions. [2018-09-30 12:08:55,053 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 168 [2018-09-30 12:08:55,053 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:08:55,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:08:55,325 INFO L134 CoverageAnalysis]: Checked inductivity of 6806 backedges. 0 proven. 6806 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:09:02,568 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:09:02,568 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 172 states to 171 states and 172 transitions. [2018-09-30 12:09:02,569 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states and 172 transitions. [2018-09-30 12:09:02,569 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 170 [2018-09-30 12:09:02,569 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:09:02,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:09:02,846 INFO L134 CoverageAnalysis]: Checked inductivity of 6972 backedges. 0 proven. 6972 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:09:10,218 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:09:10,218 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 174 states to 173 states and 174 transitions. [2018-09-30 12:09:10,218 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states and 174 transitions. [2018-09-30 12:09:10,220 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 172 [2018-09-30 12:09:10,220 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:09:10,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:09:10,587 INFO L134 CoverageAnalysis]: Checked inductivity of 7140 backedges. 0 proven. 7140 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:09:18,436 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:09:18,437 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 176 states to 175 states and 176 transitions. [2018-09-30 12:09:18,437 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 176 transitions. [2018-09-30 12:09:18,438 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 174 [2018-09-30 12:09:18,438 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:09:18,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:09:18,850 INFO L134 CoverageAnalysis]: Checked inductivity of 7310 backedges. 0 proven. 7310 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:09:26,877 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:09:26,877 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 178 states to 177 states and 178 transitions. [2018-09-30 12:09:26,878 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 178 transitions. [2018-09-30 12:09:26,879 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2018-09-30 12:09:26,879 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:09:26,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:09:27,191 INFO L134 CoverageAnalysis]: Checked inductivity of 7482 backedges. 0 proven. 7482 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:09:35,254 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:09:35,255 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 180 states to 179 states and 180 transitions. [2018-09-30 12:09:35,255 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 180 transitions. [2018-09-30 12:09:35,256 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2018-09-30 12:09:35,256 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:09:35,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:09:35,715 INFO L134 CoverageAnalysis]: Checked inductivity of 7656 backedges. 0 proven. 7656 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. Received shutdown request... Cannot interrupt operation gracefully because timeout expired. Forcing shutdown