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 [2018-09-30 21:22:46,927 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-09-30 21:22:46,932 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-09-30 21:22:46,944 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-09-30 21:22:46,945 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-09-30 21:22:46,946 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-09-30 21:22:46,947 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-09-30 21:22:46,949 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-09-30 21:22:46,950 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-09-30 21:22:46,951 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-09-30 21:22:46,952 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-09-30 21:22:46,952 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-09-30 21:22:46,953 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-09-30 21:22:46,954 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-09-30 21:22:46,955 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-09-30 21:22:46,956 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-09-30 21:22:46,957 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-09-30 21:22:46,959 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-09-30 21:22:46,961 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-09-30 21:22:46,963 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-09-30 21:22:46,964 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-09-30 21:22:46,965 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-09-30 21:22:46,971 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-09-30 21:22:46,972 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-09-30 21:22:46,972 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-09-30 21:22:46,973 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-09-30 21:22:46,974 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-09-30 21:22:46,974 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-09-30 21:22:46,975 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-09-30 21:22:46,976 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-09-30 21:22:46,977 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-09-30 21:22:46,977 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-09-30 21:22:46,977 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-09-30 21:22:46,978 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-09-30 21:22:46,979 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-09-30 21:22:46,979 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-09-30 21:22:46,980 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 [2018-09-30 21:22:47,009 INFO L110 SettingsManager]: Loading preferences was successful [2018-09-30 21:22:47,009 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-09-30 21:22:47,010 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-09-30 21:22:47,011 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-09-30 21:22:47,011 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-09-30 21:22:47,012 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-09-30 21:22:47,013 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-09-30 21:22:47,013 INFO L133 SettingsManager]: * sizeof long=4 [2018-09-30 21:22:47,013 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-09-30 21:22:47,014 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-09-30 21:22:47,014 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-09-30 21:22:47,014 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-09-30 21:22:47,014 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-09-30 21:22:47,015 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-09-30 21:22:47,015 INFO L133 SettingsManager]: * sizeof long double=12 [2018-09-30 21:22:47,015 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-09-30 21:22:47,015 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-09-30 21:22:47,015 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-09-30 21:22:47,016 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-09-30 21:22:47,016 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-09-30 21:22:47,016 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-09-30 21:22:47,016 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-09-30 21:22:47,017 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-09-30 21:22:47,017 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-09-30 21:22:47,017 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-09-30 21:22:47,018 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-09-30 21:22:47,018 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-09-30 21:22:47,018 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-09-30 21:22:47,018 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-09-30 21:22:47,067 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-09-30 21:22:47,080 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-09-30 21:22:47,084 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-09-30 21:22:47,086 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2018-09-30 21:22:47,086 INFO L276 PluginConnector]: Boogie PL CUP Parser initialized [2018-09-30 21:22:47,087 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/toy/tooDifficultLoopInvariant/Luxembourg.bpl [2018-09-30 21:22:47,087 INFO L111 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/toy/tooDifficultLoopInvariant/Luxembourg.bpl' [2018-09-30 21:22:47,133 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-09-30 21:22:47,136 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-09-30 21:22:47,137 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-09-30 21:22:47,137 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-09-30 21:22:47,137 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-09-30 21:22:47,158 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "Luxembourg.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 09:22:47" (1/1) ... [2018-09-30 21:22:47,171 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "Luxembourg.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 09:22:47" (1/1) ... [2018-09-30 21:22:47,176 WARN L165 Inliner]: Program contained no entry procedure! [2018-09-30 21:22:47,176 WARN L168 Inliner]: Missing entry procedures: [ULTIMATE.start] [2018-09-30 21:22:47,176 WARN L175 Inliner]: Fallback enabled. All procedures will be processed. [2018-09-30 21:22:47,178 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-09-30 21:22:47,179 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-09-30 21:22:47,180 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-09-30 21:22:47,180 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-09-30 21:22:47,191 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "Luxembourg.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 09:22:47" (1/1) ... [2018-09-30 21:22:47,192 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "Luxembourg.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 09:22:47" (1/1) ... [2018-09-30 21:22:47,192 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "Luxembourg.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 09:22:47" (1/1) ... [2018-09-30 21:22:47,192 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "Luxembourg.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 09:22:47" (1/1) ... [2018-09-30 21:22:47,194 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "Luxembourg.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 09:22:47" (1/1) ... [2018-09-30 21:22:47,199 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "Luxembourg.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 09:22:47" (1/1) ... [2018-09-30 21:22:47,199 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "Luxembourg.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 09:22:47" (1/1) ... [2018-09-30 21:22:47,201 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-09-30 21:22:47,201 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-09-30 21:22:47,202 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-09-30 21:22:47,202 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-09-30 21:22:47,203 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "Luxembourg.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 09:22:47" (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 21:22:47,285 INFO L124 BoogieDeclarations]: Specification and implementation of procedure main given in one single declaration [2018-09-30 21:22:47,286 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-09-30 21:22:47,286 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-09-30 21:22:47,516 INFO L345 CfgBuilder]: Using library mode [2018-09-30 21:22:47,517 INFO L202 PluginConnector]: Adding new model Luxembourg.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.09 09:22:47 BoogieIcfgContainer [2018-09-30 21:22:47,517 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-09-30 21:22:47,518 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-09-30 21:22:47,519 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-09-30 21:22:47,531 INFO L276 PluginConnector]: CodeCheck initialized [2018-09-30 21:22:47,531 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "Luxembourg.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.09 09:22:47" (1/1) ... [2018-09-30 21:22:47,549 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-09-30 21:22:47,577 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:22:47,583 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 6 states and 7 transitions. [2018-09-30 21:22:47,584 INFO L276 IsEmpty]: Start isEmpty. Operand 6 states and 7 transitions. [2018-09-30 21:22:47,587 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-09-30 21:22:47,587 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:22:47,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:22:47,718 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 21:22:47,943 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:22:47,943 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 7 states and 10 transitions. [2018-09-30 21:22:47,943 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 10 transitions. [2018-09-30 21:22:47,943 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 21:22:47,944 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:22:47,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:22:48,022 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:22:48,154 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:22:48,155 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 8 states and 12 transitions. [2018-09-30 21:22:48,155 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 12 transitions. [2018-09-30 21:22:48,157 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:22:48,157 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:22:48,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:22:48,211 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:22:48,393 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:22:48,393 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 9 states and 14 transitions. [2018-09-30 21:22:48,393 INFO L276 IsEmpty]: Start isEmpty. Operand 9 states and 14 transitions. [2018-09-30 21:22:48,394 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-09-30 21:22:48,394 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:22:48,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:22:48,575 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 21:22:48,776 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:22:48,777 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 10 states and 16 transitions. [2018-09-30 21:22:48,777 INFO L276 IsEmpty]: Start isEmpty. Operand 10 states and 16 transitions. [2018-09-30 21:22:48,777 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-09-30 21:22:48,778 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:22:48,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:22:48,835 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:22:49,021 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:22:49,021 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2018-09-30 21:22:49,022 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2018-09-30 21:22:49,022 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-09-30 21:22:49,022 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:22:49,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:22:49,093 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:22:49,220 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:22:49,221 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 12 states and 20 transitions. [2018-09-30 21:22:49,221 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 20 transitions. [2018-09-30 21:22:49,222 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-09-30 21:22:49,222 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:22:49,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:22:49,516 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:22:49,745 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:22:49,746 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 13 states and 22 transitions. [2018-09-30 21:22:49,746 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 22 transitions. [2018-09-30 21:22:49,746 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-09-30 21:22:49,746 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:22:49,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:22:49,820 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:22:50,056 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:22:50,058 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 14 states and 24 transitions. [2018-09-30 21:22:50,058 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 24 transitions. [2018-09-30 21:22:50,059 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-09-30 21:22:50,059 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:22:50,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:22:50,148 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:22:50,233 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:22:50,234 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 15 states and 26 transitions. [2018-09-30 21:22:50,234 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 26 transitions. [2018-09-30 21:22:50,235 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-09-30 21:22:50,236 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:22:50,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:22:50,337 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:22:50,542 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:22:50,543 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 16 states and 28 transitions. [2018-09-30 21:22:50,543 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 28 transitions. [2018-09-30 21:22:50,544 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-09-30 21:22:50,544 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:22:50,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:22:50,619 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 55 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:22:50,721 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:22:50,722 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 17 states and 30 transitions. [2018-09-30 21:22:50,723 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 30 transitions. [2018-09-30 21:22:50,724 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-30 21:22:50,724 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:22:50,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:22:50,807 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 0 proven. 66 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:22:50,937 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:22:50,938 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 18 states and 32 transitions. [2018-09-30 21:22:50,939 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 32 transitions. [2018-09-30 21:22:50,940 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-09-30 21:22:50,940 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:22:50,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:22:51,059 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 0 proven. 78 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:22:51,163 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:22:51,164 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 19 states and 34 transitions. [2018-09-30 21:22:51,164 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 34 transitions. [2018-09-30 21:22:51,165 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-09-30 21:22:51,165 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:22:51,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:22:51,260 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:22:51,382 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:22:51,382 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 20 states and 36 transitions. [2018-09-30 21:22:51,382 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 36 transitions. [2018-09-30 21:22:51,383 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-09-30 21:22:51,383 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:22:51,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:22:51,558 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 0 proven. 105 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:22:51,676 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:22:51,677 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 21 states and 38 transitions. [2018-09-30 21:22:51,677 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 38 transitions. [2018-09-30 21:22:51,678 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-09-30 21:22:51,678 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:22:51,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:22:51,769 INFO L134 CoverageAnalysis]: Checked inductivity of 120 backedges. 0 proven. 120 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:22:52,102 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:22:52,103 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 22 states and 40 transitions. [2018-09-30 21:22:52,103 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 40 transitions. [2018-09-30 21:22:52,104 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-09-30 21:22:52,104 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:22:52,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:22:52,183 INFO L134 CoverageAnalysis]: Checked inductivity of 136 backedges. 0 proven. 136 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:22:52,313 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:22:52,314 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 23 states and 42 transitions. [2018-09-30 21:22:52,314 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 42 transitions. [2018-09-30 21:22:52,315 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-09-30 21:22:52,315 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:22:52,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:22:52,405 INFO L134 CoverageAnalysis]: Checked inductivity of 153 backedges. 0 proven. 153 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:22:52,718 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:22:52,719 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 24 states and 44 transitions. [2018-09-30 21:22:52,719 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 44 transitions. [2018-09-30 21:22:52,720 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2018-09-30 21:22:52,720 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:22:52,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:22:52,808 INFO L134 CoverageAnalysis]: Checked inductivity of 171 backedges. 0 proven. 171 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:22:52,938 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:22:52,938 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 25 states and 46 transitions. [2018-09-30 21:22:52,939 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 46 transitions. [2018-09-30 21:22:52,940 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2018-09-30 21:22:52,940 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:22:52,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:22:53,046 INFO L134 CoverageAnalysis]: Checked inductivity of 190 backedges. 0 proven. 190 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:22:53,181 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:22:53,182 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 26 states and 48 transitions. [2018-09-30 21:22:53,182 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 48 transitions. [2018-09-30 21:22:53,183 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2018-09-30 21:22:53,183 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:22:53,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:22:53,504 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 21:22:53,821 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:22:53,822 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 27 states and 50 transitions. [2018-09-30 21:22:53,823 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 50 transitions. [2018-09-30 21:22:53,824 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2018-09-30 21:22:53,824 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:22:53,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:22:54,038 INFO L134 CoverageAnalysis]: Checked inductivity of 231 backedges. 0 proven. 231 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:22:54,929 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:22:54,930 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 28 states and 52 transitions. [2018-09-30 21:22:54,930 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 52 transitions. [2018-09-30 21:22:54,931 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2018-09-30 21:22:54,931 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:22:54,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:22:55,388 INFO L134 CoverageAnalysis]: Checked inductivity of 253 backedges. 0 proven. 253 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:22:55,849 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:22:55,850 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 54 transitions. [2018-09-30 21:22:55,850 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 54 transitions. [2018-09-30 21:22:55,851 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2018-09-30 21:22:55,851 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:22:55,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:22:55,980 INFO L134 CoverageAnalysis]: Checked inductivity of 276 backedges. 0 proven. 276 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:22:56,137 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:22:56,137 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 30 states and 56 transitions. [2018-09-30 21:22:56,137 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 56 transitions. [2018-09-30 21:22:56,138 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2018-09-30 21:22:56,138 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:22:56,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:22:56,643 INFO L134 CoverageAnalysis]: Checked inductivity of 300 backedges. 0 proven. 300 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:22:56,878 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:22:56,879 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 31 states and 58 transitions. [2018-09-30 21:22:56,879 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 58 transitions. [2018-09-30 21:22:56,880 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2018-09-30 21:22:56,880 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:22:56,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:22:57,394 INFO L134 CoverageAnalysis]: Checked inductivity of 325 backedges. 0 proven. 325 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:22:57,544 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:22:57,545 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 32 states and 60 transitions. [2018-09-30 21:22:57,545 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 60 transitions. [2018-09-30 21:22:57,546 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2018-09-30 21:22:57,546 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:22:57,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:22:58,161 INFO L134 CoverageAnalysis]: Checked inductivity of 351 backedges. 0 proven. 351 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:22:58,445 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:22:58,446 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 33 states and 62 transitions. [2018-09-30 21:22:58,446 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 62 transitions. [2018-09-30 21:22:58,446 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2018-09-30 21:22:58,447 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:22:58,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:22:58,551 INFO L134 CoverageAnalysis]: Checked inductivity of 378 backedges. 0 proven. 378 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:22:58,694 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:22:58,694 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 34 states and 64 transitions. [2018-09-30 21:22:58,694 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 64 transitions. [2018-09-30 21:22:58,695 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2018-09-30 21:22:58,695 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:22:58,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:22:58,832 INFO L134 CoverageAnalysis]: Checked inductivity of 406 backedges. 0 proven. 406 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:22:58,955 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:22:58,956 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 35 states and 66 transitions. [2018-09-30 21:22:58,956 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 66 transitions. [2018-09-30 21:22:58,956 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2018-09-30 21:22:58,957 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:22:58,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:22:59,104 INFO L134 CoverageAnalysis]: Checked inductivity of 435 backedges. 0 proven. 435 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:22:59,227 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:22:59,227 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 36 states and 68 transitions. [2018-09-30 21:22:59,228 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 68 transitions. [2018-09-30 21:22:59,228 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2018-09-30 21:22:59,228 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:22:59,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:23:00,040 INFO L134 CoverageAnalysis]: Checked inductivity of 465 backedges. 0 proven. 465 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:23:00,418 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:23:00,418 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2018-09-30 21:23:00,419 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2018-09-30 21:23:00,419 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2018-09-30 21:23:00,419 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:23:00,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:23:00,533 INFO L134 CoverageAnalysis]: Checked inductivity of 496 backedges. 0 proven. 496 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:23:00,681 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:23:00,681 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 38 states and 72 transitions. [2018-09-30 21:23:00,681 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 72 transitions. [2018-09-30 21:23:00,682 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2018-09-30 21:23:00,682 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:23:00,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:23:00,802 INFO L134 CoverageAnalysis]: Checked inductivity of 528 backedges. 0 proven. 528 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:23:01,074 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:23:01,075 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 39 states and 74 transitions. [2018-09-30 21:23:01,075 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 74 transitions. [2018-09-30 21:23:01,075 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2018-09-30 21:23:01,076 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:23:01,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:23:01,202 INFO L134 CoverageAnalysis]: Checked inductivity of 561 backedges. 0 proven. 561 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:23:01,372 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:23:01,372 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 40 states and 76 transitions. [2018-09-30 21:23:01,373 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 76 transitions. [2018-09-30 21:23:01,373 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2018-09-30 21:23:01,373 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:23:01,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:23:01,544 INFO L134 CoverageAnalysis]: Checked inductivity of 595 backedges. 0 proven. 595 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:23:01,717 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:23:01,718 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 41 states and 78 transitions. [2018-09-30 21:23:01,718 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 78 transitions. [2018-09-30 21:23:01,719 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2018-09-30 21:23:01,719 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:23:01,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:23:02,060 INFO L134 CoverageAnalysis]: Checked inductivity of 630 backedges. 0 proven. 630 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:23:02,256 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:23:02,257 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 42 states and 80 transitions. [2018-09-30 21:23:02,257 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 80 transitions. [2018-09-30 21:23:02,257 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2018-09-30 21:23:02,258 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:23:02,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:23:02,635 INFO L134 CoverageAnalysis]: Checked inductivity of 666 backedges. 0 proven. 666 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:23:02,788 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:23:02,789 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 43 states and 82 transitions. [2018-09-30 21:23:02,789 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 82 transitions. [2018-09-30 21:23:02,789 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2018-09-30 21:23:02,790 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:23:02,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:23:02,913 INFO L134 CoverageAnalysis]: Checked inductivity of 703 backedges. 0 proven. 703 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:23:03,131 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:23:03,131 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 44 states and 84 transitions. [2018-09-30 21:23:03,131 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 84 transitions. [2018-09-30 21:23:03,132 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2018-09-30 21:23:03,132 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:23:03,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:23:03,350 INFO L134 CoverageAnalysis]: Checked inductivity of 741 backedges. 0 proven. 741 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:23:03,534 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:23:03,534 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 45 states and 86 transitions. [2018-09-30 21:23:03,534 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 86 transitions. [2018-09-30 21:23:03,535 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2018-09-30 21:23:03,535 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:23:03,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:23:03,722 INFO L134 CoverageAnalysis]: Checked inductivity of 780 backedges. 0 proven. 780 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:23:03,965 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:23:03,966 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 46 states and 88 transitions. [2018-09-30 21:23:03,966 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 88 transitions. [2018-09-30 21:23:03,967 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2018-09-30 21:23:03,967 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:23:03,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:23:04,205 INFO L134 CoverageAnalysis]: Checked inductivity of 820 backedges. 0 proven. 820 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:23:04,423 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:23:04,424 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 47 states and 90 transitions. [2018-09-30 21:23:04,424 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 90 transitions. [2018-09-30 21:23:04,424 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2018-09-30 21:23:04,424 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:23:04,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:23:04,610 INFO L134 CoverageAnalysis]: Checked inductivity of 861 backedges. 0 proven. 861 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:23:05,066 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:23:05,067 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 48 states and 92 transitions. [2018-09-30 21:23:05,067 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 92 transitions. [2018-09-30 21:23:05,067 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2018-09-30 21:23:05,068 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:23:05,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:23:05,302 INFO L134 CoverageAnalysis]: Checked inductivity of 903 backedges. 0 proven. 903 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:23:05,600 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:23:05,600 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 49 states and 94 transitions. [2018-09-30 21:23:05,600 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 94 transitions. [2018-09-30 21:23:05,600 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-09-30 21:23:05,601 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:23:05,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:23:05,751 INFO L134 CoverageAnalysis]: Checked inductivity of 946 backedges. 0 proven. 946 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:23:05,933 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:23:05,933 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 50 states and 96 transitions. [2018-09-30 21:23:05,933 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 96 transitions. [2018-09-30 21:23:05,934 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2018-09-30 21:23:05,934 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:23:05,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:23:06,165 INFO L134 CoverageAnalysis]: Checked inductivity of 990 backedges. 0 proven. 990 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:23:06,458 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:23:06,458 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 51 states and 98 transitions. [2018-09-30 21:23:06,458 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 98 transitions. [2018-09-30 21:23:06,459 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2018-09-30 21:23:06,459 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:23:06,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:23:06,611 INFO L134 CoverageAnalysis]: Checked inductivity of 1035 backedges. 0 proven. 1035 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:23:06,836 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:23:06,837 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 52 states and 100 transitions. [2018-09-30 21:23:06,837 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 100 transitions. [2018-09-30 21:23:06,838 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2018-09-30 21:23:06,838 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:23:06,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:23:07,303 INFO L134 CoverageAnalysis]: Checked inductivity of 1081 backedges. 0 proven. 1081 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:23:07,494 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:23:07,495 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 53 states and 102 transitions. [2018-09-30 21:23:07,495 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 102 transitions. [2018-09-30 21:23:07,495 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2018-09-30 21:23:07,496 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:23:07,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:23:07,742 INFO L134 CoverageAnalysis]: Checked inductivity of 1128 backedges. 0 proven. 1128 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:23:08,048 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:23:08,048 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 54 states and 104 transitions. [2018-09-30 21:23:08,049 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 104 transitions. [2018-09-30 21:23:08,049 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2018-09-30 21:23:08,049 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:23:08,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:23:08,172 INFO L134 CoverageAnalysis]: Checked inductivity of 1176 backedges. 0 proven. 1176 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:23:08,387 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:23:08,388 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 55 states and 106 transitions. [2018-09-30 21:23:08,388 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 106 transitions. [2018-09-30 21:23:08,389 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-09-30 21:23:08,389 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:23:08,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:23:09,609 INFO L134 CoverageAnalysis]: Checked inductivity of 1225 backedges. 0 proven. 1225 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:23:09,846 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:23:09,846 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 56 states and 108 transitions. [2018-09-30 21:23:09,846 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 108 transitions. [2018-09-30 21:23:09,847 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2018-09-30 21:23:09,847 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:23:09,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:23:10,036 INFO L134 CoverageAnalysis]: Checked inductivity of 1275 backedges. 0 proven. 1275 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:23:10,411 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:23:10,412 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 57 states and 110 transitions. [2018-09-30 21:23:10,412 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 110 transitions. [2018-09-30 21:23:10,413 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2018-09-30 21:23:10,413 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:23:10,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:23:10,673 INFO L134 CoverageAnalysis]: Checked inductivity of 1326 backedges. 0 proven. 1326 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:23:10,886 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:23:10,887 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 58 states and 112 transitions. [2018-09-30 21:23:10,887 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 112 transitions. [2018-09-30 21:23:10,887 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2018-09-30 21:23:10,887 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:23:10,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:23:11,041 INFO L134 CoverageAnalysis]: Checked inductivity of 1378 backedges. 0 proven. 1378 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:23:11,250 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:23:11,250 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 59 states and 114 transitions. [2018-09-30 21:23:11,250 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 114 transitions. [2018-09-30 21:23:11,251 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2018-09-30 21:23:11,251 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:23:11,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:23:11,525 INFO L134 CoverageAnalysis]: Checked inductivity of 1431 backedges. 0 proven. 1431 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:23:11,743 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:23:11,743 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 60 states and 116 transitions. [2018-09-30 21:23:11,744 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 116 transitions. [2018-09-30 21:23:11,744 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2018-09-30 21:23:11,744 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:23:11,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:23:11,909 INFO L134 CoverageAnalysis]: Checked inductivity of 1485 backedges. 0 proven. 1485 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:23:12,139 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:23:12,140 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 61 states and 118 transitions. [2018-09-30 21:23:12,140 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 118 transitions. [2018-09-30 21:23:12,141 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2018-09-30 21:23:12,141 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:23:12,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:23:12,376 INFO L134 CoverageAnalysis]: Checked inductivity of 1540 backedges. 0 proven. 1540 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:23:13,032 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:23:13,033 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 62 states and 120 transitions. [2018-09-30 21:23:13,033 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 120 transitions. [2018-09-30 21:23:13,034 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2018-09-30 21:23:13,034 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:23:13,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:23:13,171 INFO L134 CoverageAnalysis]: Checked inductivity of 1596 backedges. 0 proven. 1596 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:23:13,456 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:23:13,457 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 122 states to 63 states and 122 transitions. [2018-09-30 21:23:13,457 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 122 transitions. [2018-09-30 21:23:13,458 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-09-30 21:23:13,458 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:23:13,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:23:13,968 INFO L134 CoverageAnalysis]: Checked inductivity of 1653 backedges. 0 proven. 1653 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:23:14,249 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:23:14,250 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 64 states and 124 transitions. [2018-09-30 21:23:14,250 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 124 transitions. [2018-09-30 21:23:14,251 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2018-09-30 21:23:14,251 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:23:14,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:23:14,639 INFO L134 CoverageAnalysis]: Checked inductivity of 1711 backedges. 0 proven. 1711 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:23:14,875 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:23:14,875 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 126 states to 65 states and 126 transitions. [2018-09-30 21:23:14,875 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 126 transitions. [2018-09-30 21:23:14,876 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2018-09-30 21:23:14,876 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:23:14,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:23:14,999 INFO L134 CoverageAnalysis]: Checked inductivity of 1770 backedges. 0 proven. 1770 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:23:15,229 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:23:15,230 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 128 states to 66 states and 128 transitions. [2018-09-30 21:23:15,230 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 128 transitions. [2018-09-30 21:23:15,230 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2018-09-30 21:23:15,231 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:23:15,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:23:15,785 INFO L134 CoverageAnalysis]: Checked inductivity of 1830 backedges. 0 proven. 1830 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:23:16,081 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:23:16,082 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 67 states and 130 transitions. [2018-09-30 21:23:16,082 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 130 transitions. [2018-09-30 21:23:16,083 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2018-09-30 21:23:16,083 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:23:16,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:23:16,226 INFO L134 CoverageAnalysis]: Checked inductivity of 1891 backedges. 0 proven. 1891 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:23:16,465 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:23:16,465 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132 states to 68 states and 132 transitions. [2018-09-30 21:23:16,466 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 132 transitions. [2018-09-30 21:23:16,466 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2018-09-30 21:23:16,466 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:23:16,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:23:17,218 INFO L134 CoverageAnalysis]: Checked inductivity of 1953 backedges. 0 proven. 1953 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:23:20,960 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:23:20,961 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 69 states and 134 transitions. [2018-09-30 21:23:20,961 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 134 transitions. [2018-09-30 21:23:20,962 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2018-09-30 21:23:20,962 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:23:20,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:23:21,150 INFO L134 CoverageAnalysis]: Checked inductivity of 2016 backedges. 0 proven. 2016 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:23:21,420 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:23:21,421 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 70 states and 136 transitions. [2018-09-30 21:23:21,421 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 136 transitions. [2018-09-30 21:23:21,421 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2018-09-30 21:23:21,422 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:23:21,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:23:21,590 INFO L134 CoverageAnalysis]: Checked inductivity of 2080 backedges. 0 proven. 2080 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:23:21,883 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:23:21,883 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 71 states and 138 transitions. [2018-09-30 21:23:21,883 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 138 transitions. [2018-09-30 21:23:21,884 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2018-09-30 21:23:21,884 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:23:21,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:23:22,004 INFO L134 CoverageAnalysis]: Checked inductivity of 2145 backedges. 0 proven. 2145 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:23:22,280 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:23:22,281 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 140 states to 72 states and 140 transitions. [2018-09-30 21:23:22,281 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 140 transitions. [2018-09-30 21:23:22,281 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2018-09-30 21:23:22,281 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:23:22,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:23:22,426 INFO L134 CoverageAnalysis]: Checked inductivity of 2211 backedges. 0 proven. 2211 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:23:22,683 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:23:22,684 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 142 states to 73 states and 142 transitions. [2018-09-30 21:23:22,684 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 142 transitions. [2018-09-30 21:23:22,685 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2018-09-30 21:23:22,685 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:23:22,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:23:22,852 INFO L134 CoverageAnalysis]: Checked inductivity of 2278 backedges. 0 proven. 2278 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:23:23,126 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:23:23,127 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 74 states and 144 transitions. [2018-09-30 21:23:23,127 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 144 transitions. [2018-09-30 21:23:23,128 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2018-09-30 21:23:23,128 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:23:23,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:23:23,268 INFO L134 CoverageAnalysis]: Checked inductivity of 2346 backedges. 0 proven. 2346 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:23:23,537 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:23:23,538 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 146 states to 75 states and 146 transitions. [2018-09-30 21:23:23,538 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 146 transitions. [2018-09-30 21:23:23,539 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2018-09-30 21:23:23,539 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:23:23,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:23:23,685 INFO L134 CoverageAnalysis]: Checked inductivity of 2415 backedges. 0 proven. 2415 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:23:23,952 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:23:23,953 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 76 states and 148 transitions. [2018-09-30 21:23:23,953 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 148 transitions. [2018-09-30 21:23:23,954 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2018-09-30 21:23:23,954 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:23:23,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:23:24,119 INFO L134 CoverageAnalysis]: Checked inductivity of 2485 backedges. 0 proven. 2485 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:23:24,407 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:23:24,408 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 150 states to 77 states and 150 transitions. [2018-09-30 21:23:24,408 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 150 transitions. [2018-09-30 21:23:24,409 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2018-09-30 21:23:24,409 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:23:24,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:23:24,625 INFO L134 CoverageAnalysis]: Checked inductivity of 2556 backedges. 0 proven. 2556 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:23:24,913 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:23:24,914 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 152 states to 78 states and 152 transitions. [2018-09-30 21:23:24,914 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 152 transitions. [2018-09-30 21:23:24,915 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2018-09-30 21:23:24,915 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:23:24,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:23:25,101 INFO L134 CoverageAnalysis]: Checked inductivity of 2628 backedges. 0 proven. 2628 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:23:25,441 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:23:25,442 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 154 states to 79 states and 154 transitions. [2018-09-30 21:23:25,442 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 154 transitions. [2018-09-30 21:23:25,442 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2018-09-30 21:23:25,442 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:23:25,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:23:26,003 INFO L134 CoverageAnalysis]: Checked inductivity of 2701 backedges. 0 proven. 2701 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:23:26,282 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:23:26,282 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 156 states to 80 states and 156 transitions. [2018-09-30 21:23:26,282 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 156 transitions. [2018-09-30 21:23:26,283 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2018-09-30 21:23:26,283 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:23:26,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:23:26,447 INFO L134 CoverageAnalysis]: Checked inductivity of 2775 backedges. 0 proven. 2775 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:23:26,757 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:23:26,758 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 158 states to 81 states and 158 transitions. [2018-09-30 21:23:26,758 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 158 transitions. [2018-09-30 21:23:26,758 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2018-09-30 21:23:26,758 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:23:26,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:23:26,901 INFO L134 CoverageAnalysis]: Checked inductivity of 2850 backedges. 0 proven. 2850 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:23:27,208 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:23:27,208 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 82 states and 160 transitions. [2018-09-30 21:23:27,208 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 160 transitions. [2018-09-30 21:23:27,209 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2018-09-30 21:23:27,209 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:23:27,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:23:27,367 INFO L134 CoverageAnalysis]: Checked inductivity of 2926 backedges. 0 proven. 2926 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:23:27,658 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:23:27,659 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 83 states and 162 transitions. [2018-09-30 21:23:27,659 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 162 transitions. [2018-09-30 21:23:27,660 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2018-09-30 21:23:27,660 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:23:27,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:23:27,809 INFO L134 CoverageAnalysis]: Checked inductivity of 3003 backedges. 0 proven. 3003 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:23:28,116 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:23:28,116 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 164 states to 84 states and 164 transitions. [2018-09-30 21:23:28,117 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 164 transitions. [2018-09-30 21:23:28,117 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2018-09-30 21:23:28,117 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:23:28,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:23:28,264 INFO L134 CoverageAnalysis]: Checked inductivity of 3081 backedges. 0 proven. 3081 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:23:28,564 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:23:28,564 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 166 states to 85 states and 166 transitions. [2018-09-30 21:23:28,565 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 166 transitions. [2018-09-30 21:23:28,565 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2018-09-30 21:23:28,565 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:23:28,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:23:28,998 INFO L134 CoverageAnalysis]: Checked inductivity of 3160 backedges. 0 proven. 3160 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:23:29,301 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:23:29,302 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 168 states to 86 states and 168 transitions. [2018-09-30 21:23:29,302 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 168 transitions. [2018-09-30 21:23:29,303 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2018-09-30 21:23:29,303 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:23:29,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:23:29,538 INFO L134 CoverageAnalysis]: Checked inductivity of 3240 backedges. 0 proven. 3240 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:23:29,848 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:23:29,849 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 170 states to 87 states and 170 transitions. [2018-09-30 21:23:29,849 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 170 transitions. [2018-09-30 21:23:29,849 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2018-09-30 21:23:29,850 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:23:29,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:23:30,213 INFO L134 CoverageAnalysis]: Checked inductivity of 3321 backedges. 0 proven. 3321 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:23:30,538 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:23:30,538 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 172 states to 88 states and 172 transitions. [2018-09-30 21:23:30,538 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 172 transitions. [2018-09-30 21:23:30,539 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2018-09-30 21:23:30,539 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:23:30,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:23:31,028 INFO L134 CoverageAnalysis]: Checked inductivity of 3403 backedges. 0 proven. 3403 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:23:31,375 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:23:31,376 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 174 states to 89 states and 174 transitions. [2018-09-30 21:23:31,376 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 174 transitions. [2018-09-30 21:23:31,377 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2018-09-30 21:23:31,377 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:23:31,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:23:31,545 INFO L134 CoverageAnalysis]: Checked inductivity of 3486 backedges. 0 proven. 3486 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:23:31,947 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:23:31,948 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 176 states to 90 states and 176 transitions. [2018-09-30 21:23:31,948 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 176 transitions. [2018-09-30 21:23:31,948 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2018-09-30 21:23:31,949 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:23:31,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:23:32,153 INFO L134 CoverageAnalysis]: Checked inductivity of 3570 backedges. 0 proven. 3570 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:23:32,479 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:23:32,480 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 178 states to 91 states and 178 transitions. [2018-09-30 21:23:32,480 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 178 transitions. [2018-09-30 21:23:32,481 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2018-09-30 21:23:32,481 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:23:32,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:23:32,715 INFO L134 CoverageAnalysis]: Checked inductivity of 3655 backedges. 0 proven. 3655 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:23:33,049 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:23:33,050 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 180 states to 92 states and 180 transitions. [2018-09-30 21:23:33,050 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 180 transitions. [2018-09-30 21:23:33,051 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2018-09-30 21:23:33,051 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:23:33,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:23:33,329 INFO L134 CoverageAnalysis]: Checked inductivity of 3741 backedges. 0 proven. 3741 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:23:33,756 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:23:33,757 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 182 states to 93 states and 182 transitions. [2018-09-30 21:23:33,757 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 182 transitions. [2018-09-30 21:23:33,758 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2018-09-30 21:23:33,758 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:23:33,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:23:33,967 INFO L134 CoverageAnalysis]: Checked inductivity of 3828 backedges. 0 proven. 3828 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:23:34,341 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:23:34,342 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 184 states to 94 states and 184 transitions. [2018-09-30 21:23:34,342 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 184 transitions. [2018-09-30 21:23:34,343 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2018-09-30 21:23:34,343 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:23:34,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:23:34,521 INFO L134 CoverageAnalysis]: Checked inductivity of 3916 backedges. 0 proven. 3916 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:23:34,909 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:23:34,909 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 186 states to 95 states and 186 transitions. [2018-09-30 21:23:34,910 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 186 transitions. [2018-09-30 21:23:34,910 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2018-09-30 21:23:34,910 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:23:34,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:23:35,257 INFO L134 CoverageAnalysis]: Checked inductivity of 4005 backedges. 0 proven. 4005 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:23:35,605 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:23:35,606 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 188 states to 96 states and 188 transitions. [2018-09-30 21:23:35,606 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 188 transitions. [2018-09-30 21:23:35,607 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2018-09-30 21:23:35,607 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:23:35,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:23:36,081 INFO L134 CoverageAnalysis]: Checked inductivity of 4095 backedges. 0 proven. 4095 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:23:36,548 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:23:36,548 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 190 states to 97 states and 190 transitions. [2018-09-30 21:23:36,548 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 190 transitions. [2018-09-30 21:23:36,549 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2018-09-30 21:23:36,549 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:23:36,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:23:36,772 INFO L134 CoverageAnalysis]: Checked inductivity of 4186 backedges. 0 proven. 4186 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:23:37,136 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:23:37,137 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 192 states to 98 states and 192 transitions. [2018-09-30 21:23:37,137 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 192 transitions. [2018-09-30 21:23:37,138 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2018-09-30 21:23:37,138 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:23:37,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:23:37,482 INFO L134 CoverageAnalysis]: Checked inductivity of 4278 backedges. 0 proven. 4278 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:23:37,829 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:23:37,830 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 194 states to 99 states and 194 transitions. [2018-09-30 21:23:37,830 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 194 transitions. [2018-09-30 21:23:37,831 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2018-09-30 21:23:37,831 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:23:37,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:23:38,241 INFO L134 CoverageAnalysis]: Checked inductivity of 4371 backedges. 0 proven. 4371 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:23:38,614 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:23:38,614 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 196 states to 100 states and 196 transitions. [2018-09-30 21:23:38,615 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 196 transitions. [2018-09-30 21:23:38,615 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2018-09-30 21:23:38,615 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:23:38,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:23:38,849 INFO L134 CoverageAnalysis]: Checked inductivity of 4465 backedges. 0 proven. 4465 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:23:39,213 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:23:39,213 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 198 states to 101 states and 198 transitions. [2018-09-30 21:23:39,214 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 198 transitions. [2018-09-30 21:23:39,214 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2018-09-30 21:23:39,214 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:23:39,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:23:39,579 INFO L134 CoverageAnalysis]: Checked inductivity of 4560 backedges. 0 proven. 4560 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:23:39,949 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:23:39,950 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 200 states to 102 states and 200 transitions. [2018-09-30 21:23:39,950 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 200 transitions. [2018-09-30 21:23:39,951 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2018-09-30 21:23:39,951 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:23:39,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:23:40,147 INFO L134 CoverageAnalysis]: Checked inductivity of 4656 backedges. 0 proven. 4656 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:23:40,522 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:23:40,522 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 202 states to 103 states and 202 transitions. [2018-09-30 21:23:40,522 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 202 transitions. [2018-09-30 21:23:40,523 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2018-09-30 21:23:40,523 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:23:40,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:23:40,733 INFO L134 CoverageAnalysis]: Checked inductivity of 4753 backedges. 0 proven. 4753 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:23:41,432 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:23:41,433 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 204 states to 104 states and 204 transitions. [2018-09-30 21:23:41,433 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 204 transitions. [2018-09-30 21:23:41,434 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2018-09-30 21:23:41,434 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:23:41,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:23:41,640 INFO L134 CoverageAnalysis]: Checked inductivity of 4851 backedges. 0 proven. 4851 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:23:42,023 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:23:42,023 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 206 states to 105 states and 206 transitions. [2018-09-30 21:23:42,024 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 206 transitions. [2018-09-30 21:23:42,024 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2018-09-30 21:23:42,025 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:23:42,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:23:42,252 INFO L134 CoverageAnalysis]: Checked inductivity of 4950 backedges. 0 proven. 4950 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:23:42,713 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:23:42,714 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 208 states to 106 states and 208 transitions. [2018-09-30 21:23:42,714 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 208 transitions. [2018-09-30 21:23:42,715 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2018-09-30 21:23:42,715 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:23:42,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:23:43,024 INFO L134 CoverageAnalysis]: Checked inductivity of 5050 backedges. 0 proven. 5050 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:23:43,460 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:23:43,461 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 210 states to 107 states and 210 transitions. [2018-09-30 21:23:43,461 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 210 transitions. [2018-09-30 21:23:43,461 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2018-09-30 21:23:43,461 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:23:43,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:23:43,720 INFO L134 CoverageAnalysis]: Checked inductivity of 5151 backedges. 0 proven. 5151 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:23:44,110 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:23:44,111 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 212 states to 108 states and 212 transitions. [2018-09-30 21:23:44,111 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 212 transitions. [2018-09-30 21:23:44,112 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2018-09-30 21:23:44,112 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:23:44,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:23:44,346 INFO L134 CoverageAnalysis]: Checked inductivity of 5253 backedges. 0 proven. 5253 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:23:44,774 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:23:44,775 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 214 states to 109 states and 214 transitions. [2018-09-30 21:23:44,775 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 214 transitions. [2018-09-30 21:23:44,776 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2018-09-30 21:23:44,776 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:23:44,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:23:45,021 INFO L134 CoverageAnalysis]: Checked inductivity of 5356 backedges. 0 proven. 5356 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:23:45,435 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:23:45,436 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 216 states to 110 states and 216 transitions. [2018-09-30 21:23:45,436 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 216 transitions. [2018-09-30 21:23:45,436 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2018-09-30 21:23:45,437 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:23:45,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:23:45,688 INFO L134 CoverageAnalysis]: Checked inductivity of 5460 backedges. 0 proven. 5460 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:23:46,144 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:23:46,144 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 218 states to 111 states and 218 transitions. [2018-09-30 21:23:46,144 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 218 transitions. [2018-09-30 21:23:46,145 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2018-09-30 21:23:46,145 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:23:46,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:23:46,522 INFO L134 CoverageAnalysis]: Checked inductivity of 5565 backedges. 0 proven. 5565 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:23:46,934 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:23:46,935 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 220 states to 112 states and 220 transitions. [2018-09-30 21:23:46,935 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 220 transitions. [2018-09-30 21:23:46,936 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2018-09-30 21:23:46,936 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:23:46,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:23:47,259 INFO L134 CoverageAnalysis]: Checked inductivity of 5671 backedges. 0 proven. 5671 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:23:47,672 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:23:47,673 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 222 states to 113 states and 222 transitions. [2018-09-30 21:23:47,673 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 222 transitions. [2018-09-30 21:23:47,673 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2018-09-30 21:23:47,673 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:23:47,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:23:47,909 INFO L134 CoverageAnalysis]: Checked inductivity of 5778 backedges. 0 proven. 5778 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:23:48,322 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:23:48,323 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 224 states to 114 states and 224 transitions. [2018-09-30 21:23:48,323 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 224 transitions. [2018-09-30 21:23:48,323 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2018-09-30 21:23:48,324 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:23:48,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:23:48,675 INFO L134 CoverageAnalysis]: Checked inductivity of 5886 backedges. 0 proven. 5886 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:23:49,123 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:23:49,124 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 226 states to 115 states and 226 transitions. [2018-09-30 21:23:49,124 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 226 transitions. [2018-09-30 21:23:49,125 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2018-09-30 21:23:49,125 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:23:49,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:23:49,398 INFO L134 CoverageAnalysis]: Checked inductivity of 5995 backedges. 0 proven. 5995 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:23:49,841 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:23:49,842 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 228 states to 116 states and 228 transitions. [2018-09-30 21:23:49,842 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 228 transitions. [2018-09-30 21:23:49,843 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2018-09-30 21:23:49,843 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:23:49,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:23:50,093 INFO L134 CoverageAnalysis]: Checked inductivity of 6105 backedges. 0 proven. 6105 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:23:50,538 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:23:50,538 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 230 states to 117 states and 230 transitions. [2018-09-30 21:23:50,539 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 230 transitions. [2018-09-30 21:23:50,539 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2018-09-30 21:23:50,539 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:23:50,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:23:50,979 INFO L134 CoverageAnalysis]: Checked inductivity of 6216 backedges. 0 proven. 6216 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:23:51,752 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:23:51,752 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 232 states to 118 states and 232 transitions. [2018-09-30 21:23:51,752 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 232 transitions. [2018-09-30 21:23:51,753 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2018-09-30 21:23:51,753 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:23:51,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:23:52,119 INFO L134 CoverageAnalysis]: Checked inductivity of 6328 backedges. 0 proven. 6328 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:23:52,577 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:23:52,577 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 234 states to 119 states and 234 transitions. [2018-09-30 21:23:52,577 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 234 transitions. [2018-09-30 21:23:52,578 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2018-09-30 21:23:52,578 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:23:52,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:23:52,896 INFO L134 CoverageAnalysis]: Checked inductivity of 6441 backedges. 0 proven. 6441 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:23:53,350 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:23:53,351 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 236 states to 120 states and 236 transitions. [2018-09-30 21:23:53,351 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 236 transitions. [2018-09-30 21:23:53,351 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2018-09-30 21:23:53,351 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:23:53,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:23:53,592 INFO L134 CoverageAnalysis]: Checked inductivity of 6555 backedges. 0 proven. 6555 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:23:54,055 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:23:54,056 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 238 states to 121 states and 238 transitions. [2018-09-30 21:23:54,056 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 238 transitions. [2018-09-30 21:23:54,056 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2018-09-30 21:23:54,056 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:23:54,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:23:54,314 INFO L134 CoverageAnalysis]: Checked inductivity of 6670 backedges. 0 proven. 6670 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:23:54,788 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:23:54,788 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 240 states to 122 states and 240 transitions. [2018-09-30 21:23:54,788 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 240 transitions. [2018-09-30 21:23:54,789 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2018-09-30 21:23:54,789 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:23:54,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:23:55,043 INFO L134 CoverageAnalysis]: Checked inductivity of 6786 backedges. 0 proven. 6786 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:23:55,489 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:23:55,490 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 242 states to 123 states and 242 transitions. [2018-09-30 21:23:55,490 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 242 transitions. [2018-09-30 21:23:55,491 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2018-09-30 21:23:55,491 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:23:55,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:23:55,746 INFO L134 CoverageAnalysis]: Checked inductivity of 6903 backedges. 0 proven. 6903 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:23:56,350 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:23:56,350 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 244 states to 124 states and 244 transitions. [2018-09-30 21:23:56,350 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 244 transitions. [2018-09-30 21:23:56,351 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2018-09-30 21:23:56,351 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:23:56,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:23:56,819 INFO L134 CoverageAnalysis]: Checked inductivity of 7021 backedges. 0 proven. 7021 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:23:57,267 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:23:57,267 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 246 states to 125 states and 246 transitions. [2018-09-30 21:23:57,267 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 246 transitions. [2018-09-30 21:23:57,268 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2018-09-30 21:23:57,268 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:23:57,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:23:57,596 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 21:23:58,063 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:23:58,064 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 248 states to 126 states and 248 transitions. [2018-09-30 21:23:58,064 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 248 transitions. [2018-09-30 21:23:58,065 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2018-09-30 21:23:58,065 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:23:58,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:23:58,370 INFO L134 CoverageAnalysis]: Checked inductivity of 7260 backedges. 0 proven. 7260 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:23:58,857 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:23:58,857 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 250 states to 127 states and 250 transitions. [2018-09-30 21:23:58,857 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 250 transitions. [2018-09-30 21:23:58,858 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2018-09-30 21:23:58,858 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:23:58,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:23:59,129 INFO L134 CoverageAnalysis]: Checked inductivity of 7381 backedges. 0 proven. 7381 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:23:59,612 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:23:59,612 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 252 states to 128 states and 252 transitions. [2018-09-30 21:23:59,612 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 252 transitions. [2018-09-30 21:23:59,613 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2018-09-30 21:23:59,613 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:23:59,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:23:59,923 INFO L134 CoverageAnalysis]: Checked inductivity of 7503 backedges. 0 proven. 7503 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:24:00,420 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:24:00,421 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 254 states to 129 states and 254 transitions. [2018-09-30 21:24:00,421 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 254 transitions. [2018-09-30 21:24:00,421 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2018-09-30 21:24:00,421 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:24:00,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:24:00,721 INFO L134 CoverageAnalysis]: Checked inductivity of 7626 backedges. 0 proven. 7626 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:24:01,323 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:24:01,323 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 256 states to 130 states and 256 transitions. [2018-09-30 21:24:01,323 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 256 transitions. [2018-09-30 21:24:01,324 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2018-09-30 21:24:01,324 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:24:01,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:24:01,864 INFO L134 CoverageAnalysis]: Checked inductivity of 7750 backedges. 0 proven. 7750 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:24:02,340 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:24:02,340 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 258 states to 131 states and 258 transitions. [2018-09-30 21:24:02,340 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 258 transitions. [2018-09-30 21:24:02,341 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2018-09-30 21:24:02,341 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:24:02,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:24:02,648 INFO L134 CoverageAnalysis]: Checked inductivity of 7875 backedges. 0 proven. 7875 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:24:03,162 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:24:03,163 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 260 states to 132 states and 260 transitions. [2018-09-30 21:24:03,163 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 260 transitions. [2018-09-30 21:24:03,163 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2018-09-30 21:24:03,164 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:24:03,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:24:03,449 INFO L134 CoverageAnalysis]: Checked inductivity of 8001 backedges. 0 proven. 8001 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:24:03,948 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:24:03,948 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 262 states to 133 states and 262 transitions. [2018-09-30 21:24:03,948 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 262 transitions. [2018-09-30 21:24:03,949 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2018-09-30 21:24:03,949 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:24:03,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:24:04,260 INFO L134 CoverageAnalysis]: Checked inductivity of 8128 backedges. 0 proven. 8128 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:24:04,782 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:24:04,782 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 264 states to 134 states and 264 transitions. [2018-09-30 21:24:04,782 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 264 transitions. [2018-09-30 21:24:04,782 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2018-09-30 21:24:04,782 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:24:04,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:24:05,097 INFO L134 CoverageAnalysis]: Checked inductivity of 8256 backedges. 0 proven. 8256 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:24:05,615 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:24:05,615 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 266 states to 135 states and 266 transitions. [2018-09-30 21:24:05,616 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 266 transitions. [2018-09-30 21:24:05,616 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2018-09-30 21:24:05,616 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:24:05,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:24:05,989 INFO L134 CoverageAnalysis]: Checked inductivity of 8385 backedges. 0 proven. 8385 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:24:06,497 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:24:06,498 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 268 states to 136 states and 268 transitions. [2018-09-30 21:24:06,498 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 268 transitions. [2018-09-30 21:24:06,498 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2018-09-30 21:24:06,498 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:24:06,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:24:07,070 INFO L134 CoverageAnalysis]: Checked inductivity of 8515 backedges. 0 proven. 8515 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:24:07,590 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:24:07,590 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 270 states to 137 states and 270 transitions. [2018-09-30 21:24:07,591 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 270 transitions. [2018-09-30 21:24:07,591 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2018-09-30 21:24:07,591 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:24:07,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:24:07,882 INFO L134 CoverageAnalysis]: Checked inductivity of 8646 backedges. 0 proven. 8646 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:24:08,406 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:24:08,407 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 272 states to 138 states and 272 transitions. [2018-09-30 21:24:08,407 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 272 transitions. [2018-09-30 21:24:08,407 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2018-09-30 21:24:08,408 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:24:08,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:24:08,728 INFO L134 CoverageAnalysis]: Checked inductivity of 8778 backedges. 0 proven. 8778 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:24:09,240 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:24:09,240 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 274 states to 139 states and 274 transitions. [2018-09-30 21:24:09,241 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 274 transitions. [2018-09-30 21:24:09,241 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2018-09-30 21:24:09,241 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:24:09,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:24:09,538 INFO L134 CoverageAnalysis]: Checked inductivity of 8911 backedges. 0 proven. 8911 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:24:10,057 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:24:10,057 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 276 states to 140 states and 276 transitions. [2018-09-30 21:24:10,057 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 276 transitions. [2018-09-30 21:24:10,058 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2018-09-30 21:24:10,058 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:24:10,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:24:10,397 INFO L134 CoverageAnalysis]: Checked inductivity of 9045 backedges. 0 proven. 9045 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:24:11,051 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:24:11,052 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 278 states to 141 states and 278 transitions. [2018-09-30 21:24:11,052 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 278 transitions. [2018-09-30 21:24:11,053 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2018-09-30 21:24:11,053 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:24:11,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:24:11,361 INFO L134 CoverageAnalysis]: Checked inductivity of 9180 backedges. 0 proven. 9180 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:24:12,173 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:24:12,174 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 280 states to 142 states and 280 transitions. [2018-09-30 21:24:12,174 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 280 transitions. [2018-09-30 21:24:12,175 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2018-09-30 21:24:12,175 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:24:12,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:24:12,529 INFO L134 CoverageAnalysis]: Checked inductivity of 9316 backedges. 0 proven. 9316 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:24:13,057 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:24:13,058 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 282 states to 143 states and 282 transitions. [2018-09-30 21:24:13,058 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 282 transitions. [2018-09-30 21:24:13,059 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2018-09-30 21:24:13,059 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:24:13,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:24:13,409 INFO L134 CoverageAnalysis]: Checked inductivity of 9453 backedges. 0 proven. 9453 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:24:13,946 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:24:13,946 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 284 states to 144 states and 284 transitions. [2018-09-30 21:24:13,946 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 284 transitions. [2018-09-30 21:24:13,946 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2018-09-30 21:24:13,946 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:24:14,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:24:14,305 INFO L134 CoverageAnalysis]: Checked inductivity of 9591 backedges. 0 proven. 9591 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:24:14,846 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:24:14,846 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 286 states to 145 states and 286 transitions. [2018-09-30 21:24:14,846 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 286 transitions. [2018-09-30 21:24:14,847 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2018-09-30 21:24:14,847 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:24:14,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:24:15,175 INFO L134 CoverageAnalysis]: Checked inductivity of 9730 backedges. 0 proven. 9730 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:24:15,737 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:24:15,737 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 288 states to 146 states and 288 transitions. [2018-09-30 21:24:15,737 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 288 transitions. [2018-09-30 21:24:15,738 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2018-09-30 21:24:15,738 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:24:15,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:24:16,118 INFO L134 CoverageAnalysis]: Checked inductivity of 9870 backedges. 0 proven. 9870 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:24:16,704 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:24:16,705 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 290 states to 147 states and 290 transitions. [2018-09-30 21:24:16,705 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 290 transitions. [2018-09-30 21:24:16,706 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2018-09-30 21:24:16,706 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:24:16,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:24:17,318 INFO L134 CoverageAnalysis]: Checked inductivity of 10011 backedges. 0 proven. 10011 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:24:17,869 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:24:17,870 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 292 states to 148 states and 292 transitions. [2018-09-30 21:24:17,870 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 292 transitions. [2018-09-30 21:24:17,870 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2018-09-30 21:24:17,870 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:24:17,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:24:18,205 INFO L134 CoverageAnalysis]: Checked inductivity of 10153 backedges. 0 proven. 10153 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:24:18,825 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:24:18,825 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 294 states to 149 states and 294 transitions. [2018-09-30 21:24:18,825 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 294 transitions. [2018-09-30 21:24:18,826 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2018-09-30 21:24:18,826 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:24:18,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:24:19,160 INFO L134 CoverageAnalysis]: Checked inductivity of 10296 backedges. 0 proven. 10296 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:24:19,720 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:24:19,721 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 296 states to 150 states and 296 transitions. [2018-09-30 21:24:19,721 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 296 transitions. [2018-09-30 21:24:19,721 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2018-09-30 21:24:19,722 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:24:19,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:24:20,056 INFO L134 CoverageAnalysis]: Checked inductivity of 10440 backedges. 0 proven. 10440 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:24:20,616 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:24:20,617 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 298 states to 151 states and 298 transitions. [2018-09-30 21:24:20,617 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 298 transitions. [2018-09-30 21:24:20,617 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2018-09-30 21:24:20,617 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:24:20,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:24:21,053 INFO L134 CoverageAnalysis]: Checked inductivity of 10585 backedges. 0 proven. 10585 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:24:21,688 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:24:21,688 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 300 states to 152 states and 300 transitions. [2018-09-30 21:24:21,688 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 300 transitions. [2018-09-30 21:24:21,689 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2018-09-30 21:24:21,689 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:24:21,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:24:22,359 INFO L134 CoverageAnalysis]: Checked inductivity of 10731 backedges. 0 proven. 10731 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:24:22,951 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:24:22,951 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 302 states to 153 states and 302 transitions. [2018-09-30 21:24:22,952 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 302 transitions. [2018-09-30 21:24:22,952 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2018-09-30 21:24:22,952 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:24:23,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:24:23,348 INFO L134 CoverageAnalysis]: Checked inductivity of 10878 backedges. 0 proven. 10878 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:24:23,937 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:24:23,937 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 304 states to 154 states and 304 transitions. [2018-09-30 21:24:23,938 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 304 transitions. [2018-09-30 21:24:23,938 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2018-09-30 21:24:23,938 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:24:24,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:24:24,306 INFO L134 CoverageAnalysis]: Checked inductivity of 11026 backedges. 0 proven. 11026 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:24:24,908 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:24:24,908 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 306 states to 155 states and 306 transitions. [2018-09-30 21:24:24,908 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 306 transitions. [2018-09-30 21:24:24,909 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2018-09-30 21:24:24,909 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:24:24,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:24:25,271 INFO L134 CoverageAnalysis]: Checked inductivity of 11175 backedges. 0 proven. 11175 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:24:25,866 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:24:25,866 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 308 states to 156 states and 308 transitions. [2018-09-30 21:24:25,867 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 308 transitions. [2018-09-30 21:24:25,867 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2018-09-30 21:24:25,867 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:24:25,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:24:26,252 INFO L134 CoverageAnalysis]: Checked inductivity of 11325 backedges. 0 proven. 11325 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:24:26,893 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:24:26,894 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 310 states to 157 states and 310 transitions. [2018-09-30 21:24:26,894 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 310 transitions. [2018-09-30 21:24:26,895 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2018-09-30 21:24:26,895 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:24:26,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:24:27,506 INFO L134 CoverageAnalysis]: Checked inductivity of 11476 backedges. 0 proven. 11476 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:24:28,094 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:24:28,094 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 312 states to 158 states and 312 transitions. [2018-09-30 21:24:28,095 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 312 transitions. [2018-09-30 21:24:28,095 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2018-09-30 21:24:28,095 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:24:28,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:24:28,470 INFO L134 CoverageAnalysis]: Checked inductivity of 11628 backedges. 0 proven. 11628 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:24:29,093 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:24:29,094 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 314 states to 159 states and 314 transitions. [2018-09-30 21:24:29,094 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 314 transitions. [2018-09-30 21:24:29,094 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2018-09-30 21:24:29,094 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:24:29,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:24:29,465 INFO L134 CoverageAnalysis]: Checked inductivity of 11781 backedges. 0 proven. 11781 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:24:30,094 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:24:30,094 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 316 states to 160 states and 316 transitions. [2018-09-30 21:24:30,094 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 316 transitions. [2018-09-30 21:24:30,095 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2018-09-30 21:24:30,095 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:24:30,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:24:30,466 INFO L134 CoverageAnalysis]: Checked inductivity of 11935 backedges. 0 proven. 11935 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:24:31,107 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:24:31,108 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 318 states to 161 states and 318 transitions. [2018-09-30 21:24:31,108 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 318 transitions. [2018-09-30 21:24:31,109 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2018-09-30 21:24:31,109 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:24:31,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:24:31,496 INFO L134 CoverageAnalysis]: Checked inductivity of 12090 backedges. 0 proven. 12090 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:24:32,157 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:24:32,158 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 320 states to 162 states and 320 transitions. [2018-09-30 21:24:32,158 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 320 transitions. [2018-09-30 21:24:32,158 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2018-09-30 21:24:32,158 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:24:32,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:24:32,707 INFO L134 CoverageAnalysis]: Checked inductivity of 12246 backedges. 0 proven. 12246 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:24:33,318 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:24:33,318 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 322 states to 163 states and 322 transitions. [2018-09-30 21:24:33,318 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 322 transitions. [2018-09-30 21:24:33,319 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2018-09-30 21:24:33,319 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:24:33,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:24:33,730 INFO L134 CoverageAnalysis]: Checked inductivity of 12403 backedges. 0 proven. 12403 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:24:34,323 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:24:34,323 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 324 states to 164 states and 324 transitions. [2018-09-30 21:24:34,323 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 324 transitions. [2018-09-30 21:24:34,324 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2018-09-30 21:24:34,324 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:24:34,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:24:34,748 INFO L134 CoverageAnalysis]: Checked inductivity of 12561 backedges. 0 proven. 12561 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:24:35,377 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:24:35,378 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 326 states to 165 states and 326 transitions. [2018-09-30 21:24:35,378 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 326 transitions. [2018-09-30 21:24:35,378 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2018-09-30 21:24:35,379 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:24:35,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:24:35,778 INFO L134 CoverageAnalysis]: Checked inductivity of 12720 backedges. 0 proven. 12720 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:24:36,434 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:24:36,435 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 328 states to 166 states and 328 transitions. [2018-09-30 21:24:36,435 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 328 transitions. [2018-09-30 21:24:36,435 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2018-09-30 21:24:36,436 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:24:36,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:24:36,856 INFO L134 CoverageAnalysis]: Checked inductivity of 12880 backedges. 0 proven. 12880 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:24:37,809 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:24:37,809 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 330 states to 167 states and 330 transitions. [2018-09-30 21:24:37,809 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 330 transitions. [2018-09-30 21:24:37,810 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2018-09-30 21:24:37,810 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:24:37,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:24:38,253 INFO L134 CoverageAnalysis]: Checked inductivity of 13041 backedges. 0 proven. 13041 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:24:38,909 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:24:38,909 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 332 states to 168 states and 332 transitions. [2018-09-30 21:24:38,909 INFO L276 IsEmpty]: Start isEmpty. Operand 168 states and 332 transitions. [2018-09-30 21:24:38,910 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2018-09-30 21:24:38,910 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:24:39,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:24:39,309 INFO L134 CoverageAnalysis]: Checked inductivity of 13203 backedges. 0 proven. 13203 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:24:39,948 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:24:39,949 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 334 states to 169 states and 334 transitions. [2018-09-30 21:24:39,949 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 334 transitions. [2018-09-30 21:24:39,950 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2018-09-30 21:24:39,950 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:24:40,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:24:40,412 INFO L134 CoverageAnalysis]: Checked inductivity of 13366 backedges. 0 proven. 13366 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:24:41,055 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:24:41,055 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 336 states to 170 states and 336 transitions. [2018-09-30 21:24:41,055 INFO L276 IsEmpty]: Start isEmpty. Operand 170 states and 336 transitions. [2018-09-30 21:24:41,056 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 168 [2018-09-30 21:24:41,056 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:24:41,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:24:41,478 INFO L134 CoverageAnalysis]: Checked inductivity of 13530 backedges. 0 proven. 13530 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:24:42,139 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:24:42,139 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 338 states to 171 states and 338 transitions. [2018-09-30 21:24:42,139 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states and 338 transitions. [2018-09-30 21:24:42,140 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2018-09-30 21:24:42,140 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:24:42,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:24:42,845 INFO L134 CoverageAnalysis]: Checked inductivity of 13695 backedges. 0 proven. 13695 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:24:43,493 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:24:43,493 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 340 states to 172 states and 340 transitions. [2018-09-30 21:24:43,493 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 340 transitions. [2018-09-30 21:24:43,494 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 170 [2018-09-30 21:24:43,494 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:24:43,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:24:44,098 INFO L134 CoverageAnalysis]: Checked inductivity of 13861 backedges. 0 proven. 13861 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:24:44,800 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:24:44,800 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 342 states to 173 states and 342 transitions. [2018-09-30 21:24:44,800 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states and 342 transitions. [2018-09-30 21:24:44,801 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2018-09-30 21:24:44,801 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:24:44,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:24:45,247 INFO L134 CoverageAnalysis]: Checked inductivity of 14028 backedges. 0 proven. 14028 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:24:45,916 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:24:45,916 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 344 states to 174 states and 344 transitions. [2018-09-30 21:24:45,916 INFO L276 IsEmpty]: Start isEmpty. Operand 174 states and 344 transitions. [2018-09-30 21:24:45,917 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 172 [2018-09-30 21:24:45,917 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:24:46,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:24:46,381 INFO L134 CoverageAnalysis]: Checked inductivity of 14196 backedges. 0 proven. 14196 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:24:47,081 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:24:47,082 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 346 states to 175 states and 346 transitions. [2018-09-30 21:24:47,082 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 346 transitions. [2018-09-30 21:24:47,083 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2018-09-30 21:24:47,083 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:24:47,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:24:47,580 INFO L134 CoverageAnalysis]: Checked inductivity of 14365 backedges. 0 proven. 14365 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:24:48,424 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:24:48,424 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 348 states to 176 states and 348 transitions. [2018-09-30 21:24:48,425 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 348 transitions. [2018-09-30 21:24:48,425 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 174 [2018-09-30 21:24:48,425 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:24:48,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:24:48,884 INFO L134 CoverageAnalysis]: Checked inductivity of 14535 backedges. 0 proven. 14535 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:24:49,575 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:24:49,576 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 350 states to 177 states and 350 transitions. [2018-09-30 21:24:49,576 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 350 transitions. [2018-09-30 21:24:49,577 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 175 [2018-09-30 21:24:49,577 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:24:49,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:24:50,120 INFO L134 CoverageAnalysis]: Checked inductivity of 14706 backedges. 0 proven. 14706 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:24:50,805 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:24:50,806 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 352 states to 178 states and 352 transitions. [2018-09-30 21:24:50,806 INFO L276 IsEmpty]: Start isEmpty. Operand 178 states and 352 transitions. [2018-09-30 21:24:50,807 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2018-09-30 21:24:50,807 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:24:50,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:24:51,296 INFO L134 CoverageAnalysis]: Checked inductivity of 14878 backedges. 0 proven. 14878 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:24:52,011 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:24:52,011 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 354 states to 179 states and 354 transitions. [2018-09-30 21:24:52,012 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 354 transitions. [2018-09-30 21:24:52,013 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177 [2018-09-30 21:24:52,013 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:24:52,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:24:52,571 INFO L134 CoverageAnalysis]: Checked inductivity of 15051 backedges. 0 proven. 15051 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:24:53,483 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:24:53,483 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 356 states to 180 states and 356 transitions. [2018-09-30 21:24:53,483 INFO L276 IsEmpty]: Start isEmpty. Operand 180 states and 356 transitions. [2018-09-30 21:24:53,484 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2018-09-30 21:24:53,484 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:24:53,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:24:53,957 INFO L134 CoverageAnalysis]: Checked inductivity of 15225 backedges. 0 proven. 15225 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:24:54,646 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:24:54,647 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 358 states to 181 states and 358 transitions. [2018-09-30 21:24:54,647 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 358 transitions. [2018-09-30 21:24:54,648 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2018-09-30 21:24:54,648 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:24:54,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:24:55,148 INFO L134 CoverageAnalysis]: Checked inductivity of 15400 backedges. 0 proven. 15400 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:24:55,839 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:24:55,840 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 360 states to 182 states and 360 transitions. [2018-09-30 21:24:55,840 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states and 360 transitions. [2018-09-30 21:24:55,840 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 180 [2018-09-30 21:24:55,840 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:24:56,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:24:56,476 INFO L134 CoverageAnalysis]: Checked inductivity of 15576 backedges. 0 proven. 15576 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:24:57,177 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:24:57,178 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 362 states to 183 states and 362 transitions. [2018-09-30 21:24:57,178 INFO L276 IsEmpty]: Start isEmpty. Operand 183 states and 362 transitions. [2018-09-30 21:24:57,179 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 181 [2018-09-30 21:24:57,179 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:24:57,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:24:57,646 INFO L134 CoverageAnalysis]: Checked inductivity of 15753 backedges. 0 proven. 15753 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:24:58,620 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:24:58,621 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 364 states to 184 states and 364 transitions. [2018-09-30 21:24:58,621 INFO L276 IsEmpty]: Start isEmpty. Operand 184 states and 364 transitions. [2018-09-30 21:24:58,622 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2018-09-30 21:24:58,622 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:24:58,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:24:59,096 INFO L134 CoverageAnalysis]: Checked inductivity of 15931 backedges. 0 proven. 15931 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:24:59,866 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:24:59,867 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 366 states to 185 states and 366 transitions. [2018-09-30 21:24:59,867 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states and 366 transitions. [2018-09-30 21:24:59,867 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 183 [2018-09-30 21:24:59,868 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:25:00,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:25:00,417 INFO L134 CoverageAnalysis]: Checked inductivity of 16110 backedges. 0 proven. 16110 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:25:01,153 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:25:01,153 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 368 states to 186 states and 368 transitions. [2018-09-30 21:25:01,153 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 368 transitions. [2018-09-30 21:25:01,154 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 184 [2018-09-30 21:25:01,154 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:25:01,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:25:01,690 INFO L134 CoverageAnalysis]: Checked inductivity of 16290 backedges. 0 proven. 16290 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:25:02,407 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:25:02,407 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 370 states to 187 states and 370 transitions. [2018-09-30 21:25:02,407 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 370 transitions. [2018-09-30 21:25:02,408 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2018-09-30 21:25:02,408 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:25:02,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:25:03,130 INFO L134 CoverageAnalysis]: Checked inductivity of 16471 backedges. 0 proven. 16471 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:25:03,910 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:25:03,911 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 372 states to 188 states and 372 transitions. [2018-09-30 21:25:03,911 INFO L276 IsEmpty]: Start isEmpty. Operand 188 states and 372 transitions. [2018-09-30 21:25:03,912 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2018-09-30 21:25:03,912 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:25:04,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:25:04,423 INFO L134 CoverageAnalysis]: Checked inductivity of 16653 backedges. 0 proven. 16653 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:25:05,198 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:25:05,198 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 374 states to 189 states and 374 transitions. [2018-09-30 21:25:05,198 INFO L276 IsEmpty]: Start isEmpty. Operand 189 states and 374 transitions. [2018-09-30 21:25:05,199 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 187 [2018-09-30 21:25:05,199 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:25:05,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:25:05,701 INFO L134 CoverageAnalysis]: Checked inductivity of 16836 backedges. 0 proven. 16836 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:25:06,490 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:25:06,491 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 376 states to 190 states and 376 transitions. [2018-09-30 21:25:06,491 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states and 376 transitions. [2018-09-30 21:25:06,492 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2018-09-30 21:25:06,492 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:25:06,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:25:07,099 INFO L134 CoverageAnalysis]: Checked inductivity of 17020 backedges. 0 proven. 17020 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:25:07,868 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:25:07,868 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 378 states to 191 states and 378 transitions. [2018-09-30 21:25:07,868 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 378 transitions. [2018-09-30 21:25:07,869 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 189 [2018-09-30 21:25:07,869 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:25:08,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:25:08,613 INFO L134 CoverageAnalysis]: Checked inductivity of 17205 backedges. 0 proven. 17205 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:25:09,371 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:25:09,372 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 380 states to 192 states and 380 transitions. [2018-09-30 21:25:09,372 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 380 transitions. [2018-09-30 21:25:09,372 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 190 [2018-09-30 21:25:09,373 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:25:09,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:25:10,013 INFO L134 CoverageAnalysis]: Checked inductivity of 17391 backedges. 0 proven. 17391 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:25:10,767 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:25:10,768 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 382 states to 193 states and 382 transitions. [2018-09-30 21:25:10,768 INFO L276 IsEmpty]: Start isEmpty. Operand 193 states and 382 transitions. [2018-09-30 21:25:10,768 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 191 [2018-09-30 21:25:10,769 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:25:10,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:25:11,320 INFO L134 CoverageAnalysis]: Checked inductivity of 17578 backedges. 0 proven. 17578 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:25:12,083 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:25:12,083 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 384 states to 194 states and 384 transitions. [2018-09-30 21:25:12,083 INFO L276 IsEmpty]: Start isEmpty. Operand 194 states and 384 transitions. [2018-09-30 21:25:12,084 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 192 [2018-09-30 21:25:12,084 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:25:12,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:25:12,623 INFO L134 CoverageAnalysis]: Checked inductivity of 17766 backedges. 0 proven. 17766 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:25:13,606 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:25:13,607 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 386 states to 195 states and 386 transitions. [2018-09-30 21:25:13,607 INFO L276 IsEmpty]: Start isEmpty. Operand 195 states and 386 transitions. [2018-09-30 21:25:13,608 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 193 [2018-09-30 21:25:13,608 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:25:13,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:25:14,129 INFO L134 CoverageAnalysis]: Checked inductivity of 17955 backedges. 0 proven. 17955 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:25:14,865 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:25:14,865 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 388 states to 196 states and 388 transitions. [2018-09-30 21:25:14,865 INFO L276 IsEmpty]: Start isEmpty. Operand 196 states and 388 transitions. [2018-09-30 21:25:14,866 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 194 [2018-09-30 21:25:14,866 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:25:15,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:25:15,412 INFO L134 CoverageAnalysis]: Checked inductivity of 18145 backedges. 0 proven. 18145 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:25:16,155 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:25:16,156 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 390 states to 197 states and 390 transitions. [2018-09-30 21:25:16,156 INFO L276 IsEmpty]: Start isEmpty. Operand 197 states and 390 transitions. [2018-09-30 21:25:16,156 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 195 [2018-09-30 21:25:16,157 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:25:16,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:25:16,766 INFO L134 CoverageAnalysis]: Checked inductivity of 18336 backedges. 0 proven. 18336 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:25:17,556 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:25:17,557 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 392 states to 198 states and 392 transitions. [2018-09-30 21:25:17,557 INFO L276 IsEmpty]: Start isEmpty. Operand 198 states and 392 transitions. [2018-09-30 21:25:17,558 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 196 [2018-09-30 21:25:17,558 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:25:17,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:25:18,114 INFO L134 CoverageAnalysis]: Checked inductivity of 18528 backedges. 0 proven. 18528 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:25:19,164 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:25:19,164 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 394 states to 199 states and 394 transitions. [2018-09-30 21:25:19,165 INFO L276 IsEmpty]: Start isEmpty. Operand 199 states and 394 transitions. [2018-09-30 21:25:19,165 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 197 [2018-09-30 21:25:19,165 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:25:19,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:25:19,727 INFO L134 CoverageAnalysis]: Checked inductivity of 18721 backedges. 0 proven. 18721 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:25:20,533 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:25:20,534 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 396 states to 200 states and 396 transitions. [2018-09-30 21:25:20,534 INFO L276 IsEmpty]: Start isEmpty. Operand 200 states and 396 transitions. [2018-09-30 21:25:20,535 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 198 [2018-09-30 21:25:20,535 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:25:20,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:25:21,254 INFO L134 CoverageAnalysis]: Checked inductivity of 18915 backedges. 0 proven. 18915 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:25:22,020 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:25:22,020 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 398 states to 201 states and 398 transitions. [2018-09-30 21:25:22,020 INFO L276 IsEmpty]: Start isEmpty. Operand 201 states and 398 transitions. [2018-09-30 21:25:22,021 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 199 [2018-09-30 21:25:22,021 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:25:22,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:25:22,603 INFO L134 CoverageAnalysis]: Checked inductivity of 19110 backedges. 0 proven. 19110 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:25:23,525 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:25:23,525 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 400 states to 202 states and 400 transitions. [2018-09-30 21:25:23,526 INFO L276 IsEmpty]: Start isEmpty. Operand 202 states and 400 transitions. [2018-09-30 21:25:23,526 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 200 [2018-09-30 21:25:23,526 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:25:23,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:25:24,198 INFO L134 CoverageAnalysis]: Checked inductivity of 19306 backedges. 0 proven. 19306 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:25:25,041 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:25:25,042 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 402 states to 203 states and 402 transitions. [2018-09-30 21:25:25,042 INFO L276 IsEmpty]: Start isEmpty. Operand 203 states and 402 transitions. [2018-09-30 21:25:25,043 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 201 [2018-09-30 21:25:25,043 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:25:25,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:25:25,692 INFO L134 CoverageAnalysis]: Checked inductivity of 19503 backedges. 0 proven. 19503 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:25:26,492 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:25:26,492 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 404 states to 204 states and 404 transitions. [2018-09-30 21:25:26,492 INFO L276 IsEmpty]: Start isEmpty. Operand 204 states and 404 transitions. [2018-09-30 21:25:26,493 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 202 [2018-09-30 21:25:26,493 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:25:26,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:25:27,149 INFO L134 CoverageAnalysis]: Checked inductivity of 19701 backedges. 0 proven. 19701 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:25:27,971 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:25:27,971 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 406 states to 205 states and 406 transitions. [2018-09-30 21:25:27,971 INFO L276 IsEmpty]: Start isEmpty. Operand 205 states and 406 transitions. [2018-09-30 21:25:27,972 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 203 [2018-09-30 21:25:27,972 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:25:28,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:25:28,855 INFO L134 CoverageAnalysis]: Checked inductivity of 19900 backedges. 0 proven. 19900 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:25:29,651 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:25:29,652 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 408 states to 206 states and 408 transitions. [2018-09-30 21:25:29,652 INFO L276 IsEmpty]: Start isEmpty. Operand 206 states and 408 transitions. [2018-09-30 21:25:29,652 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 204 [2018-09-30 21:25:29,653 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:25:29,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:25:30,351 INFO L134 CoverageAnalysis]: Checked inductivity of 20100 backedges. 0 proven. 20100 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:25:31,184 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:25:31,184 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 410 states to 207 states and 410 transitions. [2018-09-30 21:25:31,185 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states and 410 transitions. [2018-09-30 21:25:31,185 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 205 [2018-09-30 21:25:31,185 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:25:31,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:25:31,811 INFO L134 CoverageAnalysis]: Checked inductivity of 20301 backedges. 0 proven. 20301 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:25:32,626 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:25:32,627 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 412 states to 208 states and 412 transitions. [2018-09-30 21:25:32,627 INFO L276 IsEmpty]: Start isEmpty. Operand 208 states and 412 transitions. [2018-09-30 21:25:32,628 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 206 [2018-09-30 21:25:32,628 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:25:32,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:25:33,250 INFO L134 CoverageAnalysis]: Checked inductivity of 20503 backedges. 0 proven. 20503 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:25:34,361 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:25:34,361 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 414 states to 209 states and 414 transitions. [2018-09-30 21:25:34,362 INFO L276 IsEmpty]: Start isEmpty. Operand 209 states and 414 transitions. [2018-09-30 21:25:34,362 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 207 [2018-09-30 21:25:34,363 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:25:34,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:25:34,980 INFO L134 CoverageAnalysis]: Checked inductivity of 20706 backedges. 0 proven. 20706 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:25:35,822 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:25:35,822 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 416 states to 210 states and 416 transitions. [2018-09-30 21:25:35,822 INFO L276 IsEmpty]: Start isEmpty. Operand 210 states and 416 transitions. [2018-09-30 21:25:35,823 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 208 [2018-09-30 21:25:35,823 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:25:36,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:25:36,493 INFO L134 CoverageAnalysis]: Checked inductivity of 20910 backedges. 0 proven. 20910 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:25:37,426 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:25:37,427 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 418 states to 211 states and 418 transitions. [2018-09-30 21:25:37,427 INFO L276 IsEmpty]: Start isEmpty. Operand 211 states and 418 transitions. [2018-09-30 21:25:37,428 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 209 [2018-09-30 21:25:37,428 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:25:37,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:25:38,092 INFO L134 CoverageAnalysis]: Checked inductivity of 21115 backedges. 0 proven. 21115 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:25:39,197 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:25:39,198 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 420 states to 212 states and 420 transitions. [2018-09-30 21:25:39,198 INFO L276 IsEmpty]: Start isEmpty. Operand 212 states and 420 transitions. [2018-09-30 21:25:39,199 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 210 [2018-09-30 21:25:39,199 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:25:39,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:25:39,872 INFO L134 CoverageAnalysis]: Checked inductivity of 21321 backedges. 0 proven. 21321 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:25:40,711 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:25:40,711 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 422 states to 213 states and 422 transitions. [2018-09-30 21:25:40,712 INFO L276 IsEmpty]: Start isEmpty. Operand 213 states and 422 transitions. [2018-09-30 21:25:40,712 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 211 [2018-09-30 21:25:40,712 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:25:40,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:25:41,405 INFO L134 CoverageAnalysis]: Checked inductivity of 21528 backedges. 0 proven. 21528 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:25:42,259 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:25:42,260 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 424 states to 214 states and 424 transitions. [2018-09-30 21:25:42,260 INFO L276 IsEmpty]: Start isEmpty. Operand 214 states and 424 transitions. [2018-09-30 21:25:42,260 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 212 [2018-09-30 21:25:42,261 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:25:42,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:25:42,913 INFO L134 CoverageAnalysis]: Checked inductivity of 21736 backedges. 0 proven. 21736 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:25:43,787 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:25:43,788 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 426 states to 215 states and 426 transitions. [2018-09-30 21:25:43,788 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states and 426 transitions. [2018-09-30 21:25:43,788 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 213 [2018-09-30 21:25:43,789 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:25:44,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:25:44,522 INFO L134 CoverageAnalysis]: Checked inductivity of 21945 backedges. 0 proven. 21945 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:25:45,394 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:25:45,395 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 428 states to 216 states and 428 transitions. [2018-09-30 21:25:45,395 INFO L276 IsEmpty]: Start isEmpty. Operand 216 states and 428 transitions. [2018-09-30 21:25:45,396 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 214 [2018-09-30 21:25:45,396 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:25:45,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:25:46,069 INFO L134 CoverageAnalysis]: Checked inductivity of 22155 backedges. 0 proven. 22155 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:25:46,971 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:25:46,971 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 430 states to 217 states and 430 transitions. [2018-09-30 21:25:46,972 INFO L276 IsEmpty]: Start isEmpty. Operand 217 states and 430 transitions. [2018-09-30 21:25:46,972 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 215 [2018-09-30 21:25:46,972 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:25:47,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:25:47,630 INFO L134 CoverageAnalysis]: Checked inductivity of 22366 backedges. 0 proven. 22366 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:25:48,506 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:25:48,506 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 432 states to 218 states and 432 transitions. [2018-09-30 21:25:48,506 INFO L276 IsEmpty]: Start isEmpty. Operand 218 states and 432 transitions. [2018-09-30 21:25:48,507 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 216 [2018-09-30 21:25:48,507 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:25:48,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:25:49,411 INFO L134 CoverageAnalysis]: Checked inductivity of 22578 backedges. 0 proven. 22578 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:25:50,294 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:25:50,295 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 434 states to 219 states and 434 transitions. [2018-09-30 21:25:50,295 INFO L276 IsEmpty]: Start isEmpty. Operand 219 states and 434 transitions. [2018-09-30 21:25:50,296 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 217 [2018-09-30 21:25:50,296 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:25:50,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:25:51,046 INFO L134 CoverageAnalysis]: Checked inductivity of 22791 backedges. 0 proven. 22791 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:25:51,909 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:25:51,910 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 436 states to 220 states and 436 transitions. [2018-09-30 21:25:51,910 INFO L276 IsEmpty]: Start isEmpty. Operand 220 states and 436 transitions. [2018-09-30 21:25:51,911 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 218 [2018-09-30 21:25:51,911 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:25:52,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:25:52,618 INFO L134 CoverageAnalysis]: Checked inductivity of 23005 backedges. 0 proven. 23005 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:25:53,496 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:25:53,497 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 438 states to 221 states and 438 transitions. [2018-09-30 21:25:53,497 INFO L276 IsEmpty]: Start isEmpty. Operand 221 states and 438 transitions. [2018-09-30 21:25:53,498 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 219 [2018-09-30 21:25:53,498 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:25:53,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:25:54,510 INFO L134 CoverageAnalysis]: Checked inductivity of 23220 backedges. 0 proven. 23220 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:25:55,428 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:25:55,429 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 440 states to 222 states and 440 transitions. [2018-09-30 21:25:55,429 INFO L276 IsEmpty]: Start isEmpty. Operand 222 states and 440 transitions. [2018-09-30 21:25:55,430 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 220 [2018-09-30 21:25:55,430 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:25:55,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:25:56,177 INFO L134 CoverageAnalysis]: Checked inductivity of 23436 backedges. 0 proven. 23436 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:25:57,072 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:25:57,072 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 442 states to 223 states and 442 transitions. [2018-09-30 21:25:57,073 INFO L276 IsEmpty]: Start isEmpty. Operand 223 states and 442 transitions. [2018-09-30 21:25:57,073 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 221 [2018-09-30 21:25:57,074 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:25:57,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:25:57,838 INFO L134 CoverageAnalysis]: Checked inductivity of 23653 backedges. 0 proven. 23653 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:25:58,757 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:25:58,758 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 444 states to 224 states and 444 transitions. [2018-09-30 21:25:58,758 INFO L276 IsEmpty]: Start isEmpty. Operand 224 states and 444 transitions. [2018-09-30 21:25:58,759 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 222 [2018-09-30 21:25:58,759 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:25:59,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:25:59,759 INFO L134 CoverageAnalysis]: Checked inductivity of 23871 backedges. 0 proven. 23871 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:26:00,654 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:26:00,655 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 446 states to 225 states and 446 transitions. [2018-09-30 21:26:00,655 INFO L276 IsEmpty]: Start isEmpty. Operand 225 states and 446 transitions. [2018-09-30 21:26:00,656 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 223 [2018-09-30 21:26:00,656 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:26:00,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:26:01,437 INFO L134 CoverageAnalysis]: Checked inductivity of 24090 backedges. 0 proven. 24090 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:26:02,325 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:26:02,326 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 448 states to 226 states and 448 transitions. [2018-09-30 21:26:02,326 INFO L276 IsEmpty]: Start isEmpty. Operand 226 states and 448 transitions. [2018-09-30 21:26:02,327 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 224 [2018-09-30 21:26:02,327 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:26:02,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:26:03,119 INFO L134 CoverageAnalysis]: Checked inductivity of 24310 backedges. 0 proven. 24310 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:26:04,105 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:26:04,106 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 450 states to 227 states and 450 transitions. [2018-09-30 21:26:04,106 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 450 transitions. [2018-09-30 21:26:04,107 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 225 [2018-09-30 21:26:04,107 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:26:04,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:26:05,034 INFO L134 CoverageAnalysis]: Checked inductivity of 24531 backedges. 0 proven. 24531 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:26:05,910 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:26:05,911 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 452 states to 228 states and 452 transitions. [2018-09-30 21:26:05,911 INFO L276 IsEmpty]: Start isEmpty. Operand 228 states and 452 transitions. [2018-09-30 21:26:05,912 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 226 [2018-09-30 21:26:05,912 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:26:06,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:26:06,688 INFO L134 CoverageAnalysis]: Checked inductivity of 24753 backedges. 0 proven. 24753 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:26:07,615 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:26:07,615 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 454 states to 229 states and 454 transitions. [2018-09-30 21:26:07,616 INFO L276 IsEmpty]: Start isEmpty. Operand 229 states and 454 transitions. [2018-09-30 21:26:07,616 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 227 [2018-09-30 21:26:07,616 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:26:07,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:26:08,410 INFO L134 CoverageAnalysis]: Checked inductivity of 24976 backedges. 0 proven. 24976 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:26:09,306 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:26:09,307 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 456 states to 230 states and 456 transitions. [2018-09-30 21:26:09,307 INFO L276 IsEmpty]: Start isEmpty. Operand 230 states and 456 transitions. [2018-09-30 21:26:09,308 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 228 [2018-09-30 21:26:09,308 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:26:09,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:26:10,268 INFO L134 CoverageAnalysis]: Checked inductivity of 25200 backedges. 0 proven. 25200 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:26:11,214 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:26:11,215 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 458 states to 231 states and 458 transitions. [2018-09-30 21:26:11,215 INFO L276 IsEmpty]: Start isEmpty. Operand 231 states and 458 transitions. [2018-09-30 21:26:11,216 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 229 [2018-09-30 21:26:11,216 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:26:11,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:26:12,046 INFO L134 CoverageAnalysis]: Checked inductivity of 25425 backedges. 0 proven. 25425 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:26:12,986 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:26:12,987 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 460 states to 232 states and 460 transitions. [2018-09-30 21:26:12,987 INFO L276 IsEmpty]: Start isEmpty. Operand 232 states and 460 transitions. [2018-09-30 21:26:12,988 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 230 [2018-09-30 21:26:12,988 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:26:13,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:26:13,932 INFO L134 CoverageAnalysis]: Checked inductivity of 25651 backedges. 0 proven. 25651 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:26:15,140 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:26:15,141 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 462 states to 233 states and 462 transitions. [2018-09-30 21:26:15,141 INFO L276 IsEmpty]: Start isEmpty. Operand 233 states and 462 transitions. [2018-09-30 21:26:15,142 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 231 [2018-09-30 21:26:15,142 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:26:15,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:26:16,074 INFO L134 CoverageAnalysis]: Checked inductivity of 25878 backedges. 0 proven. 25878 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:26:17,148 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:26:17,149 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 464 states to 234 states and 464 transitions. [2018-09-30 21:26:17,149 INFO L276 IsEmpty]: Start isEmpty. Operand 234 states and 464 transitions. [2018-09-30 21:26:17,150 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 232 [2018-09-30 21:26:17,150 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:26:17,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:26:18,088 INFO L134 CoverageAnalysis]: Checked inductivity of 26106 backedges. 0 proven. 26106 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:26:19,040 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:26:19,041 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 466 states to 235 states and 466 transitions. [2018-09-30 21:26:19,041 INFO L276 IsEmpty]: Start isEmpty. Operand 235 states and 466 transitions. [2018-09-30 21:26:19,042 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 233 [2018-09-30 21:26:19,042 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:26:19,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:26:20,201 INFO L134 CoverageAnalysis]: Checked inductivity of 26335 backedges. 0 proven. 26335 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:26:21,153 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:26:21,153 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 468 states to 236 states and 468 transitions. [2018-09-30 21:26:21,153 INFO L276 IsEmpty]: Start isEmpty. Operand 236 states and 468 transitions. [2018-09-30 21:26:21,154 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 234 [2018-09-30 21:26:21,154 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:26:21,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:26:21,997 INFO L134 CoverageAnalysis]: Checked inductivity of 26565 backedges. 0 proven. 26565 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:26:22,948 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:26:22,949 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 470 states to 237 states and 470 transitions. [2018-09-30 21:26:22,949 INFO L276 IsEmpty]: Start isEmpty. Operand 237 states and 470 transitions. [2018-09-30 21:26:22,950 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2018-09-30 21:26:22,950 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:26:23,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:26:23,915 INFO L134 CoverageAnalysis]: Checked inductivity of 26796 backedges. 0 proven. 26796 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:26:25,117 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:26:25,117 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 472 states to 238 states and 472 transitions. [2018-09-30 21:26:25,117 INFO L276 IsEmpty]: Start isEmpty. Operand 238 states and 472 transitions. [2018-09-30 21:26:25,118 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 236 [2018-09-30 21:26:25,119 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:26:25,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:26:26,030 INFO L134 CoverageAnalysis]: Checked inductivity of 27028 backedges. 0 proven. 27028 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:26:27,013 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:26:27,014 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 474 states to 239 states and 474 transitions. [2018-09-30 21:26:27,014 INFO L276 IsEmpty]: Start isEmpty. Operand 239 states and 474 transitions. [2018-09-30 21:26:27,016 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 237 [2018-09-30 21:26:27,016 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:26:27,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:26:27,924 INFO L134 CoverageAnalysis]: Checked inductivity of 27261 backedges. 0 proven. 27261 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:26:28,906 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:26:28,906 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 476 states to 240 states and 476 transitions. [2018-09-30 21:26:28,907 INFO L276 IsEmpty]: Start isEmpty. Operand 240 states and 476 transitions. [2018-09-30 21:26:28,907 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 238 [2018-09-30 21:26:28,908 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:26:29,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:26:29,835 INFO L134 CoverageAnalysis]: Checked inductivity of 27495 backedges. 0 proven. 27495 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:26:31,023 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:26:31,023 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 478 states to 241 states and 478 transitions. [2018-09-30 21:26:31,023 INFO L276 IsEmpty]: Start isEmpty. Operand 241 states and 478 transitions. [2018-09-30 21:26:31,024 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 239 [2018-09-30 21:26:31,024 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:26:31,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:26:31,968 INFO L134 CoverageAnalysis]: Checked inductivity of 27730 backedges. 0 proven. 27730 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:26:32,917 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:26:32,917 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 480 states to 242 states and 480 transitions. [2018-09-30 21:26:32,918 INFO L276 IsEmpty]: Start isEmpty. Operand 242 states and 480 transitions. [2018-09-30 21:26:32,919 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 240 [2018-09-30 21:26:32,919 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:26:33,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:26:33,899 INFO L134 CoverageAnalysis]: Checked inductivity of 27966 backedges. 0 proven. 27966 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:26:34,904 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:26:34,905 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 482 states to 243 states and 482 transitions. [2018-09-30 21:26:34,905 INFO L276 IsEmpty]: Start isEmpty. Operand 243 states and 482 transitions. [2018-09-30 21:26:34,905 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 241 [2018-09-30 21:26:34,905 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:26:35,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:26:35,866 INFO L134 CoverageAnalysis]: Checked inductivity of 28203 backedges. 0 proven. 28203 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:26:36,955 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:26:36,956 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 484 states to 244 states and 484 transitions. [2018-09-30 21:26:36,956 INFO L276 IsEmpty]: Start isEmpty. Operand 244 states and 484 transitions. [2018-09-30 21:26:36,957 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 242 [2018-09-30 21:26:36,957 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:26:37,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:26:37,903 INFO L134 CoverageAnalysis]: Checked inductivity of 28441 backedges. 0 proven. 28441 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:26:38,895 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:26:38,895 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 486 states to 245 states and 486 transitions. [2018-09-30 21:26:38,895 INFO L276 IsEmpty]: Start isEmpty. Operand 245 states and 486 transitions. [2018-09-30 21:26:38,896 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 243 [2018-09-30 21:26:38,897 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:26:39,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:26:39,956 INFO L134 CoverageAnalysis]: Checked inductivity of 28680 backedges. 0 proven. 28680 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:26:41,276 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:26:41,276 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 488 states to 246 states and 488 transitions. [2018-09-30 21:26:41,276 INFO L276 IsEmpty]: Start isEmpty. Operand 246 states and 488 transitions. [2018-09-30 21:26:41,277 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 244 [2018-09-30 21:26:41,277 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:26:41,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:26:42,375 INFO L134 CoverageAnalysis]: Checked inductivity of 28920 backedges. 0 proven. 28920 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:26:43,371 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:26:43,371 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 490 states to 247 states and 490 transitions. [2018-09-30 21:26:43,371 INFO L276 IsEmpty]: Start isEmpty. Operand 247 states and 490 transitions. [2018-09-30 21:26:43,372 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 245 [2018-09-30 21:26:43,372 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:26:43,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:26:44,357 INFO L134 CoverageAnalysis]: Checked inductivity of 29161 backedges. 0 proven. 29161 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:26:45,628 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:26:45,629 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 492 states to 248 states and 492 transitions. [2018-09-30 21:26:45,629 INFO L276 IsEmpty]: Start isEmpty. Operand 248 states and 492 transitions. [2018-09-30 21:26:45,630 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 246 [2018-09-30 21:26:45,630 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:26:46,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:26:46,631 INFO L134 CoverageAnalysis]: Checked inductivity of 29403 backedges. 0 proven. 29403 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:26:47,610 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:26:47,611 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 494 states to 249 states and 494 transitions. [2018-09-30 21:26:47,611 INFO L276 IsEmpty]: Start isEmpty. Operand 249 states and 494 transitions. [2018-09-30 21:26:47,612 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 247 [2018-09-30 21:26:47,612 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:26:48,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:26:48,587 INFO L134 CoverageAnalysis]: Checked inductivity of 29646 backedges. 0 proven. 29646 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:26:49,595 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:26:49,595 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 496 states to 250 states and 496 transitions. [2018-09-30 21:26:49,596 INFO L276 IsEmpty]: Start isEmpty. Operand 250 states and 496 transitions. [2018-09-30 21:26:49,597 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 248 [2018-09-30 21:26:49,597 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:26:49,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:26:50,666 INFO L134 CoverageAnalysis]: Checked inductivity of 29890 backedges. 0 proven. 29890 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:26:51,693 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:26:51,694 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 498 states to 251 states and 498 transitions. [2018-09-30 21:26:51,694 INFO L276 IsEmpty]: Start isEmpty. Operand 251 states and 498 transitions. [2018-09-30 21:26:51,695 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 249 [2018-09-30 21:26:51,695 INFO L423 CodeCheckObserver]: Error Path is FOUND. Received shutdown request... [2018-09-30 21:26:52,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:26:52,203 ERROR L611 CodeCheckObserver]: First Tracecheck threw exception Timeout exceeded [2018-09-30 21:26:52,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:26:52,390 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:26:52,401 INFO L177 TraceCheckSpWp]: Timeout while computing interpolants [2018-09-30 21:26:52,402 INFO L256 ToolchainWalker]: Toolchain cancelled while executing plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck. Reason: Timeout or Toolchain cancelled by user [2018-09-30 21:26:52,404 INFO L168 Benchmark]: Toolchain (without parser) took 245270.25 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 2.2 GB in the end (delta: -728.8 MB). Peak memory consumption was 1.2 GB. Max. memory is 7.1 GB. [2018-09-30 21:26:52,405 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.20 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. [2018-09-30 21:26:52,406 INFO L168 Benchmark]: Boogie Procedure Inliner took 42.04 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. [2018-09-30 21:26:52,406 INFO L168 Benchmark]: Boogie Preprocessor took 21.66 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. [2018-09-30 21:26:52,406 INFO L168 Benchmark]: RCFGBuilder took 315.75 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. [2018-09-30 21:26:52,406 INFO L168 Benchmark]: CodeCheck took 244884.59 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 2.2 GB in the end (delta: -750.0 MB). Peak memory consumption was 1.2 GB. Max. memory is 7.1 GB. [2018-09-30 21:26:52,408 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 0.20 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 42.04 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 21.66 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 315.75 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 244884.59 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 2.2 GB in the end (delta: -750.0 MB). Peak memory consumption was 1.2 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-0-2018-09-30_21-26-52-418.csv Completed graceful shutdown