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/20170304-DifficultPathPrograms/array3.i_4.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.23-bd42740 [2018-09-23 21:55:32,843 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-09-23 21:55:32,846 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-09-23 21:55:32,857 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-09-23 21:55:32,858 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-09-23 21:55:32,859 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-09-23 21:55:32,860 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-09-23 21:55:32,862 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-09-23 21:55:32,864 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-09-23 21:55:32,865 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-09-23 21:55:32,865 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-09-23 21:55:32,866 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-09-23 21:55:32,867 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-09-23 21:55:32,868 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-09-23 21:55:32,869 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-09-23 21:55:32,870 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-09-23 21:55:32,871 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-09-23 21:55:32,872 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-09-23 21:55:32,875 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-09-23 21:55:32,877 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-09-23 21:55:32,878 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-09-23 21:55:32,879 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-09-23 21:55:32,882 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-09-23 21:55:32,882 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-09-23 21:55:32,882 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-09-23 21:55:32,883 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-09-23 21:55:32,884 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-09-23 21:55:32,885 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-09-23 21:55:32,886 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-09-23 21:55:32,887 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-09-23 21:55:32,887 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-09-23 21:55:32,888 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-09-23 21:55:32,888 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-09-23 21:55:32,888 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-09-23 21:55:32,889 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-09-23 21:55:32,890 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-09-23 21:55:32,891 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 [2018-09-23 21:55:32,907 INFO L110 SettingsManager]: Loading preferences was successful [2018-09-23 21:55:32,908 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-09-23 21:55:32,909 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-09-23 21:55:32,909 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-09-23 21:55:32,910 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-09-23 21:55:32,910 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-09-23 21:55:32,910 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-09-23 21:55:32,910 INFO L133 SettingsManager]: * sizeof long=4 [2018-09-23 21:55:32,911 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-09-23 21:55:32,911 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-09-23 21:55:32,911 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-09-23 21:55:32,911 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-09-23 21:55:32,912 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-09-23 21:55:32,912 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-09-23 21:55:32,912 INFO L133 SettingsManager]: * sizeof long double=12 [2018-09-23 21:55:32,912 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-09-23 21:55:32,912 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-09-23 21:55:32,913 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-09-23 21:55:32,913 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-09-23 21:55:32,913 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-09-23 21:55:32,913 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-09-23 21:55:32,914 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-09-23 21:55:32,914 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-09-23 21:55:32,914 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-09-23 21:55:32,914 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-09-23 21:55:32,914 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-09-23 21:55:32,915 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-09-23 21:55:32,915 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-09-23 21:55:32,915 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-09-23 21:55:32,958 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-09-23 21:55:32,971 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-09-23 21:55:32,974 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-09-23 21:55:32,976 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2018-09-23 21:55:32,977 INFO L276 PluginConnector]: Boogie PL CUP Parser initialized [2018-09-23 21:55:32,978 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170304-DifficultPathPrograms/array3.i_4.bpl [2018-09-23 21:55:32,978 INFO L111 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170304-DifficultPathPrograms/array3.i_4.bpl' [2018-09-23 21:55:33,038 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-09-23 21:55:33,041 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-09-23 21:55:33,042 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-09-23 21:55:33,042 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-09-23 21:55:33,043 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-09-23 21:55:33,063 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "array3.i_4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 23.09 09:55:33" (1/1) ... [2018-09-23 21:55:33,081 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "array3.i_4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 23.09 09:55:33" (1/1) ... [2018-09-23 21:55:33,088 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-09-23 21:55:33,089 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-09-23 21:55:33,089 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-09-23 21:55:33,090 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-09-23 21:55:33,102 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "array3.i_4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 23.09 09:55:33" (1/1) ... [2018-09-23 21:55:33,103 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "array3.i_4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 23.09 09:55:33" (1/1) ... [2018-09-23 21:55:33,105 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "array3.i_4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 23.09 09:55:33" (1/1) ... [2018-09-23 21:55:33,105 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "array3.i_4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 23.09 09:55:33" (1/1) ... [2018-09-23 21:55:33,109 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "array3.i_4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 23.09 09:55:33" (1/1) ... [2018-09-23 21:55:33,111 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "array3.i_4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 23.09 09:55:33" (1/1) ... [2018-09-23 21:55:33,112 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "array3.i_4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 23.09 09:55:33" (1/1) ... [2018-09-23 21:55:33,114 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-09-23 21:55:33,115 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-09-23 21:55:33,116 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-09-23 21:55:33,116 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-09-23 21:55:33,117 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "array3.i_4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 23.09 09:55:33" (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 [2018-09-23 21:55:33,198 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-09-23 21:55:33,199 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-09-23 21:55:33,491 INFO L354 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-09-23 21:55:33,491 INFO L202 PluginConnector]: Adding new model array3.i_4.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.09 09:55:33 BoogieIcfgContainer [2018-09-23 21:55:33,491 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-09-23 21:55:33,492 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-09-23 21:55:33,492 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-09-23 21:55:33,504 INFO L276 PluginConnector]: CodeCheck initialized [2018-09-23 21:55:33,504 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "array3.i_4.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.09 09:55:33" (1/1) ... [2018-09-23 21:55:33,517 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-09-23 21:55:33,551 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:55:33,559 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 8 states and 9 transitions. [2018-09-23 21:55:33,560 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 9 transitions. [2018-09-23 21:55:33,564 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-09-23 21:55:33,564 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:55:33,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:55:33,721 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:55:33,905 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:55:33,905 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 9 states and 11 transitions. [2018-09-23 21:55:33,906 INFO L276 IsEmpty]: Start isEmpty. Operand 9 states and 11 transitions. [2018-09-23 21:55:33,906 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-09-23 21:55:33,906 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:55:33,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:55:33,959 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:55:34,089 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:55:34,090 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 11 states and 13 transitions. [2018-09-23 21:55:34,090 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 13 transitions. [2018-09-23 21:55:34,090 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-09-23 21:55:34,091 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:55:34,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:55:34,126 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-09-23 21:55:34,177 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:55:34,178 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 13 states and 16 transitions. [2018-09-23 21:55:34,178 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 16 transitions. [2018-09-23 21:55:34,178 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-09-23 21:55:34,178 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:55:34,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:55:34,259 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-09-23 21:55:34,632 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:55:34,632 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 15 states and 18 transitions. [2018-09-23 21:55:34,632 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 18 transitions. [2018-09-23 21:55:34,633 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-23 21:55:34,633 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:55:34,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:55:34,729 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-09-23 21:55:34,902 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:55:34,903 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 17 states and 20 transitions. [2018-09-23 21:55:34,903 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 20 transitions. [2018-09-23 21:55:34,903 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-09-23 21:55:34,904 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:55:34,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:55:35,035 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-09-23 21:55:35,156 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:55:35,157 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 19 states and 22 transitions. [2018-09-23 21:55:35,157 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 22 transitions. [2018-09-23 21:55:35,158 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-09-23 21:55:35,158 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:55:35,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:55:35,261 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-09-23 21:55:35,591 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:55:35,592 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 21 states and 24 transitions. [2018-09-23 21:55:35,593 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 24 transitions. [2018-09-23 21:55:35,593 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-09-23 21:55:35,594 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:55:35,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:55:35,820 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 0 proven. 42 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-09-23 21:55:35,937 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:55:35,938 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 23 states and 26 transitions. [2018-09-23 21:55:35,938 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 26 transitions. [2018-09-23 21:55:35,939 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2018-09-23 21:55:35,939 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:55:35,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:55:36,049 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 0 proven. 56 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-09-23 21:55:36,186 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:55:36,186 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 25 states and 28 transitions. [2018-09-23 21:55:36,186 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 28 transitions. [2018-09-23 21:55:36,187 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2018-09-23 21:55:36,187 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:55:36,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:55:36,290 INFO L134 CoverageAnalysis]: Checked inductivity of 74 backedges. 0 proven. 72 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-09-23 21:55:36,464 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:55:36,464 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 27 states and 30 transitions. [2018-09-23 21:55:36,465 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 30 transitions. [2018-09-23 21:55:36,466 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2018-09-23 21:55:36,466 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:55:36,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:55:36,683 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 0 proven. 90 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-09-23 21:55:36,861 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:55:36,862 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 29 states and 32 transitions. [2018-09-23 21:55:36,863 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 32 transitions. [2018-09-23 21:55:36,863 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2018-09-23 21:55:36,864 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:55:36,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:55:36,988 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 0 proven. 110 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-09-23 21:55:37,105 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:55:37,106 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 31 states and 34 transitions. [2018-09-23 21:55:37,107 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 34 transitions. [2018-09-23 21:55:37,108 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2018-09-23 21:55:37,108 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:55:37,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:55:37,208 INFO L134 CoverageAnalysis]: Checked inductivity of 134 backedges. 0 proven. 132 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-09-23 21:55:37,358 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:55:37,359 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 33 states and 36 transitions. [2018-09-23 21:55:37,360 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 36 transitions. [2018-09-23 21:55:37,361 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2018-09-23 21:55:37,361 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:55:37,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:55:37,478 INFO L134 CoverageAnalysis]: Checked inductivity of 158 backedges. 0 proven. 156 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-09-23 21:55:37,595 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:55:37,596 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 35 states and 38 transitions. [2018-09-23 21:55:37,596 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 38 transitions. [2018-09-23 21:55:37,597 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2018-09-23 21:55:37,597 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:55:37,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:55:37,821 INFO L134 CoverageAnalysis]: Checked inductivity of 184 backedges. 0 proven. 182 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-09-23 21:55:38,176 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:55:38,176 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 37 states and 40 transitions. [2018-09-23 21:55:38,177 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 40 transitions. [2018-09-23 21:55:38,178 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2018-09-23 21:55:38,178 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:55:38,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:55:38,912 INFO L134 CoverageAnalysis]: Checked inductivity of 212 backedges. 0 proven. 210 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-09-23 21:55:39,388 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:55:39,388 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 39 states and 42 transitions. [2018-09-23 21:55:39,389 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 42 transitions. [2018-09-23 21:55:39,389 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2018-09-23 21:55:39,389 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:55:39,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:55:39,530 INFO L134 CoverageAnalysis]: Checked inductivity of 242 backedges. 0 proven. 240 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-09-23 21:55:39,654 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:55:39,655 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 41 states and 44 transitions. [2018-09-23 21:55:39,655 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 44 transitions. [2018-09-23 21:55:39,657 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2018-09-23 21:55:39,657 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:55:39,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:55:39,855 INFO L134 CoverageAnalysis]: Checked inductivity of 274 backedges. 0 proven. 272 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-09-23 21:55:40,142 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:55:40,143 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 43 states and 46 transitions. [2018-09-23 21:55:40,143 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 46 transitions. [2018-09-23 21:55:40,144 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2018-09-23 21:55:40,144 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:55:40,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:55:40,506 INFO L134 CoverageAnalysis]: Checked inductivity of 308 backedges. 0 proven. 306 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-09-23 21:55:41,168 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:55:41,168 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 45 states and 48 transitions. [2018-09-23 21:55:41,168 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 48 transitions. [2018-09-23 21:55:41,169 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2018-09-23 21:55:41,169 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:55:41,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:55:41,318 INFO L134 CoverageAnalysis]: Checked inductivity of 344 backedges. 0 proven. 342 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-09-23 21:55:41,663 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:55:41,664 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 47 states and 50 transitions. [2018-09-23 21:55:41,665 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 50 transitions. [2018-09-23 21:55:41,665 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-09-23 21:55:41,666 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:55:41,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:55:42,036 INFO L134 CoverageAnalysis]: Checked inductivity of 382 backedges. 0 proven. 380 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-09-23 21:55:42,582 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:55:42,583 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 49 states and 52 transitions. [2018-09-23 21:55:42,583 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 52 transitions. [2018-09-23 21:55:42,583 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2018-09-23 21:55:42,583 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:55:42,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:55:42,709 INFO L134 CoverageAnalysis]: Checked inductivity of 422 backedges. 0 proven. 420 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-09-23 21:55:43,656 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:55:43,656 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 51 states and 54 transitions. [2018-09-23 21:55:43,656 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 54 transitions. [2018-09-23 21:55:43,657 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2018-09-23 21:55:43,657 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:55:43,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:55:44,370 INFO L134 CoverageAnalysis]: Checked inductivity of 464 backedges. 0 proven. 462 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-09-23 21:55:44,864 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:55:44,865 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 53 states and 56 transitions. [2018-09-23 21:55:44,865 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 56 transitions. [2018-09-23 21:55:44,866 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-09-23 21:55:44,866 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:55:44,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:55:45,110 INFO L134 CoverageAnalysis]: Checked inductivity of 508 backedges. 0 proven. 506 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-09-23 21:55:45,237 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:55:45,238 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 55 states and 58 transitions. [2018-09-23 21:55:45,238 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 58 transitions. [2018-09-23 21:55:45,239 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2018-09-23 21:55:45,239 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:55:45,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:55:45,424 INFO L134 CoverageAnalysis]: Checked inductivity of 554 backedges. 0 proven. 552 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-09-23 21:55:45,572 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:55:45,572 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 57 states and 60 transitions. [2018-09-23 21:55:45,572 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 60 transitions. [2018-09-23 21:55:45,573 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2018-09-23 21:55:45,573 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:55:45,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:55:45,907 INFO L134 CoverageAnalysis]: Checked inductivity of 602 backedges. 0 proven. 600 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-09-23 21:55:46,235 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:55:46,235 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 59 states and 62 transitions. [2018-09-23 21:55:46,235 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 62 transitions. [2018-09-23 21:55:46,236 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2018-09-23 21:55:46,236 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:55:46,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:55:46,542 INFO L134 CoverageAnalysis]: Checked inductivity of 652 backedges. 0 proven. 650 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-09-23 21:55:46,833 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:55:46,833 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 61 states and 64 transitions. [2018-09-23 21:55:46,834 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 64 transitions. [2018-09-23 21:55:46,834 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-09-23 21:55:46,834 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:55:46,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:55:47,024 INFO L134 CoverageAnalysis]: Checked inductivity of 704 backedges. 0 proven. 702 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-09-23 21:55:47,150 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:55:47,150 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 63 states and 66 transitions. [2018-09-23 21:55:47,151 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 66 transitions. [2018-09-23 21:55:47,151 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2018-09-23 21:55:47,151 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:55:47,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:55:47,389 INFO L134 CoverageAnalysis]: Checked inductivity of 758 backedges. 0 proven. 756 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-09-23 21:55:47,713 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:55:47,713 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 65 states and 68 transitions. [2018-09-23 21:55:47,714 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 68 transitions. [2018-09-23 21:55:47,716 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2018-09-23 21:55:47,716 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:55:47,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:55:47,887 INFO L134 CoverageAnalysis]: Checked inductivity of 814 backedges. 0 proven. 812 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-09-23 21:55:48,046 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:55:48,047 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 67 states and 70 transitions. [2018-09-23 21:55:48,047 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 70 transitions. [2018-09-23 21:55:48,048 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2018-09-23 21:55:48,048 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:55:48,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:55:48,290 INFO L134 CoverageAnalysis]: Checked inductivity of 872 backedges. 0 proven. 870 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-09-23 21:55:48,571 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:55:48,572 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 69 states and 72 transitions. [2018-09-23 21:55:48,572 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 72 transitions. [2018-09-23 21:55:48,572 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2018-09-23 21:55:48,573 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:55:48,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:55:48,976 INFO L134 CoverageAnalysis]: Checked inductivity of 932 backedges. 0 proven. 930 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-09-23 21:55:49,155 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:55:49,156 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 71 states and 74 transitions. [2018-09-23 21:55:49,156 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 74 transitions. [2018-09-23 21:55:49,157 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2018-09-23 21:55:49,157 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:55:49,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:55:49,347 INFO L134 CoverageAnalysis]: Checked inductivity of 994 backedges. 0 proven. 992 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-09-23 21:55:49,571 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:55:49,572 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 73 states and 76 transitions. [2018-09-23 21:55:49,572 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 76 transitions. [2018-09-23 21:55:49,572 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2018-09-23 21:55:49,573 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:55:49,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:55:49,709 INFO L134 CoverageAnalysis]: Checked inductivity of 1058 backedges. 0 proven. 1056 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-09-23 21:55:49,931 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:55:49,932 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 75 states and 78 transitions. [2018-09-23 21:55:49,932 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 78 transitions. [2018-09-23 21:55:49,933 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2018-09-23 21:55:49,933 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:55:49,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:55:50,772 INFO L134 CoverageAnalysis]: Checked inductivity of 1124 backedges. 0 proven. 1122 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-09-23 21:55:50,932 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:55:50,933 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 77 states and 80 transitions. [2018-09-23 21:55:50,933 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 80 transitions. [2018-09-23 21:55:50,933 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2018-09-23 21:55:50,933 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:55:50,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:55:51,044 INFO L134 CoverageAnalysis]: Checked inductivity of 1192 backedges. 0 proven. 1190 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-09-23 21:55:51,207 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:55:51,208 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 79 states and 82 transitions. [2018-09-23 21:55:51,208 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 82 transitions. [2018-09-23 21:55:51,209 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2018-09-23 21:55:51,209 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:55:51,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:55:51,572 INFO L134 CoverageAnalysis]: Checked inductivity of 1262 backedges. 0 proven. 1260 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-09-23 21:55:51,796 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:55:51,797 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 81 states and 84 transitions. [2018-09-23 21:55:51,797 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 84 transitions. [2018-09-23 21:55:51,797 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2018-09-23 21:55:51,798 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:55:51,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:55:52,236 INFO L134 CoverageAnalysis]: Checked inductivity of 1334 backedges. 0 proven. 1332 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-09-23 21:55:52,511 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:55:52,512 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 83 states and 86 transitions. [2018-09-23 21:55:52,512 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 86 transitions. [2018-09-23 21:55:52,512 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2018-09-23 21:55:52,512 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:55:52,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:55:52,769 INFO L134 CoverageAnalysis]: Checked inductivity of 1408 backedges. 0 proven. 1406 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-09-23 21:55:52,942 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:55:52,942 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 85 states and 88 transitions. [2018-09-23 21:55:52,943 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 88 transitions. [2018-09-23 21:55:52,943 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2018-09-23 21:55:52,943 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:55:52,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:55:53,581 INFO L134 CoverageAnalysis]: Checked inductivity of 1484 backedges. 0 proven. 1482 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-09-23 21:55:54,180 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:55:54,181 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 87 states and 90 transitions. [2018-09-23 21:55:54,181 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 90 transitions. [2018-09-23 21:55:54,182 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2018-09-23 21:55:54,182 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:55:54,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:55:54,482 INFO L134 CoverageAnalysis]: Checked inductivity of 1562 backedges. 0 proven. 1560 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-09-23 21:55:54,663 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:55:54,663 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 89 states and 92 transitions. [2018-09-23 21:55:54,664 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 92 transitions. [2018-09-23 21:55:54,664 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2018-09-23 21:55:54,664 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:55:54,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:55:54,915 INFO L134 CoverageAnalysis]: Checked inductivity of 1642 backedges. 0 proven. 1640 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-09-23 21:55:55,181 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:55:55,181 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 91 states and 94 transitions. [2018-09-23 21:55:55,181 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 94 transitions. [2018-09-23 21:55:55,182 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2018-09-23 21:55:55,182 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:55:55,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:55:55,705 INFO L134 CoverageAnalysis]: Checked inductivity of 1724 backedges. 0 proven. 1722 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-09-23 21:55:55,905 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:55:55,906 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 93 states and 96 transitions. [2018-09-23 21:55:55,906 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 96 transitions. [2018-09-23 21:55:55,906 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2018-09-23 21:55:55,907 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:55:55,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:55:56,076 INFO L134 CoverageAnalysis]: Checked inductivity of 1808 backedges. 0 proven. 1806 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-09-23 21:55:56,260 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:55:56,261 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 95 states and 98 transitions. [2018-09-23 21:55:56,261 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 98 transitions. [2018-09-23 21:55:56,261 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2018-09-23 21:55:56,261 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:55:56,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:55:56,531 INFO L134 CoverageAnalysis]: Checked inductivity of 1894 backedges. 0 proven. 1892 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-09-23 21:55:56,727 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:55:56,727 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 97 states and 100 transitions. [2018-09-23 21:55:56,727 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 100 transitions. [2018-09-23 21:55:56,728 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2018-09-23 21:55:56,728 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:55:56,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:55:57,840 INFO L134 CoverageAnalysis]: Checked inductivity of 1982 backedges. 0 proven. 1980 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-09-23 21:55:58,042 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:55:58,043 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 99 states and 102 transitions. [2018-09-23 21:55:58,043 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 102 transitions. [2018-09-23 21:55:58,043 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2018-09-23 21:55:58,044 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:55:58,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:55:59,110 INFO L134 CoverageAnalysis]: Checked inductivity of 2072 backedges. 0 proven. 2070 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-09-23 21:56:02,746 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:56:02,747 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 101 states and 104 transitions. [2018-09-23 21:56:02,747 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 104 transitions. [2018-09-23 21:56:02,748 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2018-09-23 21:56:02,748 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:56:02,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:56:02,939 INFO L134 CoverageAnalysis]: Checked inductivity of 2164 backedges. 0 proven. 2162 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-09-23 21:56:03,146 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:56:03,146 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 103 states and 106 transitions. [2018-09-23 21:56:03,146 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 106 transitions. [2018-09-23 21:56:03,147 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2018-09-23 21:56:03,148 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:56:03,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:56:03,914 INFO L134 CoverageAnalysis]: Checked inductivity of 2258 backedges. 0 proven. 2256 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-09-23 21:56:04,125 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:56:04,126 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 105 states and 108 transitions. [2018-09-23 21:56:04,126 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 108 transitions. [2018-09-23 21:56:04,127 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2018-09-23 21:56:04,127 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:56:04,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:56:04,426 INFO L134 CoverageAnalysis]: Checked inductivity of 2354 backedges. 0 proven. 2352 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-09-23 21:56:04,671 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:56:04,672 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 107 states and 110 transitions. [2018-09-23 21:56:04,672 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 110 transitions. [2018-09-23 21:56:04,673 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2018-09-23 21:56:04,673 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:56:04,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:56:05,504 INFO L134 CoverageAnalysis]: Checked inductivity of 2452 backedges. 0 proven. 2450 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-09-23 21:56:05,766 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:56:05,766 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 109 states and 112 transitions. [2018-09-23 21:56:05,767 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 112 transitions. [2018-09-23 21:56:05,767 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2018-09-23 21:56:05,767 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:56:05,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:56:06,110 INFO L134 CoverageAnalysis]: Checked inductivity of 2552 backedges. 0 proven. 2550 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-09-23 21:56:06,327 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:56:06,328 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 111 states and 114 transitions. [2018-09-23 21:56:06,328 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 114 transitions. [2018-09-23 21:56:06,329 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2018-09-23 21:56:06,329 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:56:06,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:56:06,703 INFO L134 CoverageAnalysis]: Checked inductivity of 2654 backedges. 0 proven. 2652 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-09-23 21:56:06,934 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:56:06,934 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 113 states and 116 transitions. [2018-09-23 21:56:06,934 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 116 transitions. [2018-09-23 21:56:06,935 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2018-09-23 21:56:06,935 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:56:06,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:56:08,884 INFO L134 CoverageAnalysis]: Checked inductivity of 2758 backedges. 0 proven. 2756 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-09-23 21:56:09,190 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:56:09,190 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 115 states and 118 transitions. [2018-09-23 21:56:09,191 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 118 transitions. [2018-09-23 21:56:09,192 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2018-09-23 21:56:09,192 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:56:09,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:56:09,389 INFO L134 CoverageAnalysis]: Checked inductivity of 2864 backedges. 0 proven. 2862 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-09-23 21:56:09,626 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:56:09,626 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 117 states and 120 transitions. [2018-09-23 21:56:09,626 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 120 transitions. [2018-09-23 21:56:09,627 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2018-09-23 21:56:09,627 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:56:09,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:56:10,382 INFO L134 CoverageAnalysis]: Checked inductivity of 2972 backedges. 0 proven. 2970 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-09-23 21:56:10,625 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:56:10,626 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 122 states to 119 states and 122 transitions. [2018-09-23 21:56:10,626 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 122 transitions. [2018-09-23 21:56:10,627 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2018-09-23 21:56:10,627 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:56:10,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:56:10,808 INFO L134 CoverageAnalysis]: Checked inductivity of 3082 backedges. 0 proven. 3080 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-09-23 21:56:11,064 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:56:11,064 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 121 states and 124 transitions. [2018-09-23 21:56:11,064 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 124 transitions. [2018-09-23 21:56:11,065 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2018-09-23 21:56:11,065 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:56:11,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:56:11,284 INFO L134 CoverageAnalysis]: Checked inductivity of 3194 backedges. 0 proven. 3192 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-09-23 21:56:11,560 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:56:11,561 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 126 states to 123 states and 126 transitions. [2018-09-23 21:56:11,561 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 126 transitions. [2018-09-23 21:56:11,562 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2018-09-23 21:56:11,563 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:56:11,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:56:11,753 INFO L134 CoverageAnalysis]: Checked inductivity of 3308 backedges. 0 proven. 3306 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-09-23 21:56:12,025 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:56:12,026 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 128 states to 125 states and 128 transitions. [2018-09-23 21:56:12,026 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 128 transitions. [2018-09-23 21:56:12,027 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2018-09-23 21:56:12,027 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:56:12,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:56:12,256 INFO L134 CoverageAnalysis]: Checked inductivity of 3424 backedges. 0 proven. 3422 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-09-23 21:56:12,507 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:56:12,508 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 127 states and 130 transitions. [2018-09-23 21:56:12,508 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 130 transitions. [2018-09-23 21:56:12,509 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2018-09-23 21:56:12,509 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:56:12,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:56:12,678 INFO L134 CoverageAnalysis]: Checked inductivity of 3542 backedges. 0 proven. 3540 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-09-23 21:56:12,945 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:56:12,946 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132 states to 129 states and 132 transitions. [2018-09-23 21:56:12,946 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 132 transitions. [2018-09-23 21:56:12,946 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2018-09-23 21:56:12,947 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:56:12,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:56:13,127 INFO L134 CoverageAnalysis]: Checked inductivity of 3662 backedges. 0 proven. 3660 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-09-23 21:56:13,398 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:56:13,399 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 131 states and 134 transitions. [2018-09-23 21:56:13,399 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 134 transitions. [2018-09-23 21:56:13,400 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2018-09-23 21:56:13,400 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:56:13,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:56:13,654 INFO L134 CoverageAnalysis]: Checked inductivity of 3784 backedges. 0 proven. 3782 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-09-23 21:56:14,196 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:56:14,197 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 133 states and 136 transitions. [2018-09-23 21:56:14,197 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 136 transitions. [2018-09-23 21:56:14,198 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2018-09-23 21:56:14,198 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:56:14,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:56:14,383 INFO L134 CoverageAnalysis]: Checked inductivity of 3908 backedges. 0 proven. 3906 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-09-23 21:56:14,664 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:56:14,664 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 135 states and 138 transitions. [2018-09-23 21:56:14,665 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 138 transitions. [2018-09-23 21:56:14,666 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2018-09-23 21:56:14,666 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:56:14,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:56:14,833 INFO L134 CoverageAnalysis]: Checked inductivity of 4034 backedges. 0 proven. 4032 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-09-23 21:56:15,160 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:56:15,160 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 140 states to 137 states and 140 transitions. [2018-09-23 21:56:15,161 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 140 transitions. [2018-09-23 21:56:15,162 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2018-09-23 21:56:15,162 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:56:15,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:56:15,568 INFO L134 CoverageAnalysis]: Checked inductivity of 4162 backedges. 0 proven. 4160 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-09-23 21:56:15,844 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:56:15,845 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 142 states to 139 states and 142 transitions. [2018-09-23 21:56:15,845 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 142 transitions. [2018-09-23 21:56:15,846 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2018-09-23 21:56:15,846 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:56:15,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:56:16,054 INFO L134 CoverageAnalysis]: Checked inductivity of 4292 backedges. 0 proven. 4290 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-09-23 21:56:16,412 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:56:16,412 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 141 states and 144 transitions. [2018-09-23 21:56:16,413 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 144 transitions. [2018-09-23 21:56:16,413 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2018-09-23 21:56:16,413 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:56:16,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:56:16,573 INFO L134 CoverageAnalysis]: Checked inductivity of 4424 backedges. 0 proven. 4422 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-09-23 21:56:16,861 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:56:16,861 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 146 states to 143 states and 146 transitions. [2018-09-23 21:56:16,862 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 146 transitions. [2018-09-23 21:56:16,863 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2018-09-23 21:56:16,863 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:56:16,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:56:17,085 INFO L134 CoverageAnalysis]: Checked inductivity of 4558 backedges. 0 proven. 4556 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-09-23 21:56:17,477 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:56:17,478 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 145 states and 148 transitions. [2018-09-23 21:56:17,478 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 148 transitions. [2018-09-23 21:56:17,479 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2018-09-23 21:56:17,479 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:56:17,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:56:17,631 INFO L134 CoverageAnalysis]: Checked inductivity of 4694 backedges. 0 proven. 4692 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-09-23 21:56:17,965 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:56:17,966 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 150 states to 147 states and 150 transitions. [2018-09-23 21:56:17,966 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 150 transitions. [2018-09-23 21:56:17,967 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2018-09-23 21:56:17,967 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:56:17,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:56:18,154 INFO L134 CoverageAnalysis]: Checked inductivity of 4832 backedges. 0 proven. 4830 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-09-23 21:56:18,490 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:56:18,491 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 152 states to 149 states and 152 transitions. [2018-09-23 21:56:18,491 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 152 transitions. [2018-09-23 21:56:18,492 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2018-09-23 21:56:18,492 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:56:18,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:56:18,665 INFO L134 CoverageAnalysis]: Checked inductivity of 4972 backedges. 0 proven. 4970 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-09-23 21:56:19,284 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:56:19,285 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 154 states to 151 states and 154 transitions. [2018-09-23 21:56:19,285 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 154 transitions. [2018-09-23 21:56:19,286 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2018-09-23 21:56:19,287 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:56:19,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:56:19,513 INFO L134 CoverageAnalysis]: Checked inductivity of 5114 backedges. 0 proven. 5112 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-09-23 21:56:19,843 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:56:19,844 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 156 states to 153 states and 156 transitions. [2018-09-23 21:56:19,844 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 156 transitions. [2018-09-23 21:56:19,845 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2018-09-23 21:56:19,845 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:56:19,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:56:20,115 INFO L134 CoverageAnalysis]: Checked inductivity of 5258 backedges. 0 proven. 5256 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-09-23 21:56:20,424 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:56:20,425 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 158 states to 155 states and 158 transitions. [2018-09-23 21:56:20,425 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 158 transitions. [2018-09-23 21:56:20,426 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2018-09-23 21:56:20,426 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:56:20,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:56:20,623 INFO L134 CoverageAnalysis]: Checked inductivity of 5404 backedges. 0 proven. 5402 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-09-23 21:56:20,969 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:56:20,969 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 157 states and 160 transitions. [2018-09-23 21:56:20,970 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 160 transitions. [2018-09-23 21:56:20,971 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2018-09-23 21:56:20,971 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:56:20,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:56:21,165 INFO L134 CoverageAnalysis]: Checked inductivity of 5552 backedges. 0 proven. 5550 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-09-23 21:56:21,493 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:56:21,493 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 159 states and 162 transitions. [2018-09-23 21:56:21,494 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 162 transitions. [2018-09-23 21:56:21,494 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2018-09-23 21:56:21,494 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:56:21,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:56:21,670 INFO L134 CoverageAnalysis]: Checked inductivity of 5702 backedges. 0 proven. 5700 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-09-23 21:56:22,042 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:56:22,043 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 164 states to 161 states and 164 transitions. [2018-09-23 21:56:22,043 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 164 transitions. [2018-09-23 21:56:22,044 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2018-09-23 21:56:22,045 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:56:22,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:56:22,343 INFO L134 CoverageAnalysis]: Checked inductivity of 5854 backedges. 0 proven. 5852 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-09-23 21:56:22,724 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:56:22,724 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 166 states to 163 states and 166 transitions. [2018-09-23 21:56:22,724 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 166 transitions. [2018-09-23 21:56:22,725 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2018-09-23 21:56:22,726 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:56:22,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:56:23,009 INFO L134 CoverageAnalysis]: Checked inductivity of 6008 backedges. 0 proven. 6006 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-09-23 21:56:23,336 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:56:23,337 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 168 states to 165 states and 168 transitions. [2018-09-23 21:56:23,337 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 168 transitions. [2018-09-23 21:56:23,338 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2018-09-23 21:56:23,338 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:56:23,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:56:23,614 INFO L134 CoverageAnalysis]: Checked inductivity of 6164 backedges. 0 proven. 6162 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-09-23 21:56:23,965 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:56:23,966 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 170 states to 167 states and 170 transitions. [2018-09-23 21:56:23,966 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 170 transitions. [2018-09-23 21:56:23,967 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2018-09-23 21:56:23,967 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:56:23,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:56:24,340 INFO L134 CoverageAnalysis]: Checked inductivity of 6322 backedges. 0 proven. 6320 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-09-23 21:56:24,701 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:56:24,702 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 172 states to 169 states and 172 transitions. [2018-09-23 21:56:24,702 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 172 transitions. [2018-09-23 21:56:24,702 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2018-09-23 21:56:24,703 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:56:24,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:56:24,898 INFO L134 CoverageAnalysis]: Checked inductivity of 6482 backedges. 0 proven. 6480 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-09-23 21:56:25,273 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:56:25,273 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 174 states to 171 states and 174 transitions. [2018-09-23 21:56:25,273 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states and 174 transitions. [2018-09-23 21:56:25,274 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2018-09-23 21:56:25,274 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:56:25,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:56:25,484 INFO L134 CoverageAnalysis]: Checked inductivity of 6644 backedges. 0 proven. 6642 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-09-23 21:56:25,839 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:56:25,840 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 176 states to 173 states and 176 transitions. [2018-09-23 21:56:25,840 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states and 176 transitions. [2018-09-23 21:56:25,841 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2018-09-23 21:56:25,841 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:56:25,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:56:26,098 INFO L134 CoverageAnalysis]: Checked inductivity of 6808 backedges. 0 proven. 6806 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-09-23 21:56:26,517 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:56:26,517 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 178 states to 175 states and 178 transitions. [2018-09-23 21:56:26,517 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 178 transitions. [2018-09-23 21:56:26,518 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 175 [2018-09-23 21:56:26,518 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:56:26,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:56:26,777 INFO L134 CoverageAnalysis]: Checked inductivity of 6974 backedges. 0 proven. 6972 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-09-23 21:56:27,140 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:56:27,141 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 180 states to 177 states and 180 transitions. [2018-09-23 21:56:27,141 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 180 transitions. [2018-09-23 21:56:27,142 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177 [2018-09-23 21:56:27,142 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:56:27,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:56:27,386 INFO L134 CoverageAnalysis]: Checked inductivity of 7142 backedges. 0 proven. 7140 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-09-23 21:56:27,767 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:56:27,768 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 182 states to 179 states and 182 transitions. [2018-09-23 21:56:27,768 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 182 transitions. [2018-09-23 21:56:27,769 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2018-09-23 21:56:27,769 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:56:27,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:56:28,021 INFO L134 CoverageAnalysis]: Checked inductivity of 7312 backedges. 0 proven. 7310 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-09-23 21:56:28,379 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:56:28,379 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 184 states to 181 states and 184 transitions. [2018-09-23 21:56:28,380 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 184 transitions. [2018-09-23 21:56:28,380 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 181 [2018-09-23 21:56:28,380 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:56:28,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:56:28,742 INFO L134 CoverageAnalysis]: Checked inductivity of 7484 backedges. 0 proven. 7482 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-09-23 21:56:29,229 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:56:29,230 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 186 states to 183 states and 186 transitions. [2018-09-23 21:56:29,230 INFO L276 IsEmpty]: Start isEmpty. Operand 183 states and 186 transitions. [2018-09-23 21:56:29,230 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 183 [2018-09-23 21:56:29,230 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:56:29,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:56:29,549 INFO L134 CoverageAnalysis]: Checked inductivity of 7658 backedges. 0 proven. 7656 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-09-23 21:56:30,007 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:56:30,008 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 188 states to 185 states and 188 transitions. [2018-09-23 21:56:30,008 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states and 188 transitions. [2018-09-23 21:56:30,008 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2018-09-23 21:56:30,009 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:56:30,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:56:30,241 INFO L134 CoverageAnalysis]: Checked inductivity of 7834 backedges. 0 proven. 7832 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-09-23 21:56:30,651 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:56:30,651 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 190 states to 187 states and 190 transitions. [2018-09-23 21:56:30,651 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 190 transitions. [2018-09-23 21:56:30,652 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 187 [2018-09-23 21:56:30,652 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:56:30,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:56:30,917 INFO L134 CoverageAnalysis]: Checked inductivity of 8012 backedges. 0 proven. 8010 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-09-23 21:56:31,294 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:56:31,295 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 192 states to 189 states and 192 transitions. [2018-09-23 21:56:31,295 INFO L276 IsEmpty]: Start isEmpty. Operand 189 states and 192 transitions. [2018-09-23 21:56:31,296 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 189 [2018-09-23 21:56:31,296 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:56:31,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:56:31,538 INFO L134 CoverageAnalysis]: Checked inductivity of 8192 backedges. 0 proven. 8190 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-09-23 21:56:31,966 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:56:31,967 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 194 states to 191 states and 194 transitions. [2018-09-23 21:56:31,967 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 194 transitions. [2018-09-23 21:56:31,968 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 191 [2018-09-23 21:56:31,968 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:56:31,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:56:32,193 INFO L134 CoverageAnalysis]: Checked inductivity of 8374 backedges. 0 proven. 8372 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-09-23 21:56:32,601 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:56:32,602 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 196 states to 193 states and 196 transitions. [2018-09-23 21:56:32,602 INFO L276 IsEmpty]: Start isEmpty. Operand 193 states and 196 transitions. [2018-09-23 21:56:32,603 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 193 [2018-09-23 21:56:32,603 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:56:32,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:56:32,855 INFO L134 CoverageAnalysis]: Checked inductivity of 8558 backedges. 0 proven. 8556 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-09-23 21:56:33,320 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:56:33,321 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 198 states to 195 states and 198 transitions. [2018-09-23 21:56:33,321 INFO L276 IsEmpty]: Start isEmpty. Operand 195 states and 198 transitions. [2018-09-23 21:56:33,321 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 195 [2018-09-23 21:56:33,321 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:56:33,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:56:33,574 INFO L134 CoverageAnalysis]: Checked inductivity of 8744 backedges. 0 proven. 8742 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-09-23 21:56:34,022 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:56:34,023 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 200 states to 197 states and 200 transitions. [2018-09-23 21:56:34,023 INFO L276 IsEmpty]: Start isEmpty. Operand 197 states and 200 transitions. [2018-09-23 21:56:34,024 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 197 [2018-09-23 21:56:34,024 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:56:34,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:56:34,327 INFO L134 CoverageAnalysis]: Checked inductivity of 8932 backedges. 0 proven. 8930 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-09-23 21:56:34,918 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:56:34,919 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 202 states to 199 states and 202 transitions. [2018-09-23 21:56:34,919 INFO L276 IsEmpty]: Start isEmpty. Operand 199 states and 202 transitions. [2018-09-23 21:56:34,920 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 199 [2018-09-23 21:56:34,920 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:56:34,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:56:35,162 INFO L134 CoverageAnalysis]: Checked inductivity of 9122 backedges. 0 proven. 9120 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-09-23 21:56:35,608 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:56:35,609 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 204 states to 201 states and 204 transitions. [2018-09-23 21:56:35,609 INFO L276 IsEmpty]: Start isEmpty. Operand 201 states and 204 transitions. [2018-09-23 21:56:35,610 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 201 [2018-09-23 21:56:35,610 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:56:35,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:56:35,883 INFO L134 CoverageAnalysis]: Checked inductivity of 9314 backedges. 0 proven. 9312 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-09-23 21:56:36,312 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:56:36,313 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 206 states to 203 states and 206 transitions. [2018-09-23 21:56:36,313 INFO L276 IsEmpty]: Start isEmpty. Operand 203 states and 206 transitions. [2018-09-23 21:56:36,314 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 203 [2018-09-23 21:56:36,314 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:56:36,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:56:36,559 INFO L134 CoverageAnalysis]: Checked inductivity of 9508 backedges. 0 proven. 9506 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-09-23 21:56:37,056 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:56:37,057 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 208 states to 205 states and 208 transitions. [2018-09-23 21:56:37,057 INFO L276 IsEmpty]: Start isEmpty. Operand 205 states and 208 transitions. [2018-09-23 21:56:37,058 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 205 [2018-09-23 21:56:37,059 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:56:37,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:56:37,486 INFO L134 CoverageAnalysis]: Checked inductivity of 9704 backedges. 0 proven. 9702 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-09-23 21:56:37,974 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:56:37,974 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 210 states to 207 states and 210 transitions. [2018-09-23 21:56:37,975 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states and 210 transitions. [2018-09-23 21:56:37,975 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 207 [2018-09-23 21:56:37,976 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:56:38,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:56:38,294 INFO L134 CoverageAnalysis]: Checked inductivity of 9902 backedges. 0 proven. 9900 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-09-23 21:56:38,777 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:56:38,777 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 212 states to 209 states and 212 transitions. [2018-09-23 21:56:38,777 INFO L276 IsEmpty]: Start isEmpty. Operand 209 states and 212 transitions. [2018-09-23 21:56:38,778 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 209 [2018-09-23 21:56:38,778 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:56:38,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:56:39,044 INFO L134 CoverageAnalysis]: Checked inductivity of 10102 backedges. 0 proven. 10100 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-09-23 21:56:39,831 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:56:39,832 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 214 states to 211 states and 214 transitions. [2018-09-23 21:56:39,832 INFO L276 IsEmpty]: Start isEmpty. Operand 211 states and 214 transitions. [2018-09-23 21:56:39,833 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 211 [2018-09-23 21:56:39,833 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:56:39,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:56:40,141 INFO L134 CoverageAnalysis]: Checked inductivity of 10304 backedges. 0 proven. 10302 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-09-23 21:56:40,597 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:56:40,598 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 216 states to 213 states and 216 transitions. [2018-09-23 21:56:40,598 INFO L276 IsEmpty]: Start isEmpty. Operand 213 states and 216 transitions. [2018-09-23 21:56:40,599 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 213 [2018-09-23 21:56:40,600 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:56:40,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:56:40,877 INFO L134 CoverageAnalysis]: Checked inductivity of 10508 backedges. 0 proven. 10506 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-09-23 21:56:41,370 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:56:41,371 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 218 states to 215 states and 218 transitions. [2018-09-23 21:56:41,371 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states and 218 transitions. [2018-09-23 21:56:41,372 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 215 [2018-09-23 21:56:41,372 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:56:41,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:56:41,722 INFO L134 CoverageAnalysis]: Checked inductivity of 10714 backedges. 0 proven. 10712 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-09-23 21:56:42,163 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:56:42,164 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 220 states to 217 states and 220 transitions. [2018-09-23 21:56:42,164 INFO L276 IsEmpty]: Start isEmpty. Operand 217 states and 220 transitions. [2018-09-23 21:56:42,165 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 217 [2018-09-23 21:56:42,165 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:56:42,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:56:42,488 INFO L134 CoverageAnalysis]: Checked inductivity of 10922 backedges. 0 proven. 10920 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-09-23 21:56:42,967 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:56:42,968 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 222 states to 219 states and 222 transitions. [2018-09-23 21:56:42,968 INFO L276 IsEmpty]: Start isEmpty. Operand 219 states and 222 transitions. [2018-09-23 21:56:42,969 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 219 [2018-09-23 21:56:42,969 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:56:43,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:56:43,242 INFO L134 CoverageAnalysis]: Checked inductivity of 11132 backedges. 0 proven. 11130 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-09-23 21:56:43,719 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:56:43,720 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 224 states to 221 states and 224 transitions. [2018-09-23 21:56:43,720 INFO L276 IsEmpty]: Start isEmpty. Operand 221 states and 224 transitions. [2018-09-23 21:56:43,721 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 221 [2018-09-23 21:56:43,721 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:56:43,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:56:43,998 INFO L134 CoverageAnalysis]: Checked inductivity of 11344 backedges. 0 proven. 11342 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-09-23 21:56:44,764 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:56:44,765 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 226 states to 223 states and 226 transitions. [2018-09-23 21:56:44,765 INFO L276 IsEmpty]: Start isEmpty. Operand 223 states and 226 transitions. [2018-09-23 21:56:44,765 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 223 [2018-09-23 21:56:44,765 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:56:44,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:56:45,092 INFO L134 CoverageAnalysis]: Checked inductivity of 11558 backedges. 0 proven. 11556 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-09-23 21:56:45,669 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:56:45,669 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 228 states to 225 states and 228 transitions. [2018-09-23 21:56:45,669 INFO L276 IsEmpty]: Start isEmpty. Operand 225 states and 228 transitions. [2018-09-23 21:56:45,670 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 225 [2018-09-23 21:56:45,670 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:56:45,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:56:45,954 INFO L134 CoverageAnalysis]: Checked inductivity of 11774 backedges. 0 proven. 11772 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-09-23 21:56:46,483 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:56:46,484 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 230 states to 227 states and 230 transitions. [2018-09-23 21:56:46,484 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 230 transitions. [2018-09-23 21:56:46,485 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 227 [2018-09-23 21:56:46,485 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:56:46,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:56:46,809 INFO L134 CoverageAnalysis]: Checked inductivity of 11992 backedges. 0 proven. 11990 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-09-23 21:56:47,284 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:56:47,285 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 232 states to 229 states and 232 transitions. [2018-09-23 21:56:47,285 INFO L276 IsEmpty]: Start isEmpty. Operand 229 states and 232 transitions. [2018-09-23 21:56:47,286 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 229 [2018-09-23 21:56:47,286 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:56:47,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:56:47,631 INFO L134 CoverageAnalysis]: Checked inductivity of 12212 backedges. 0 proven. 12210 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-09-23 21:56:48,133 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:56:48,134 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 234 states to 231 states and 234 transitions. [2018-09-23 21:56:48,134 INFO L276 IsEmpty]: Start isEmpty. Operand 231 states and 234 transitions. [2018-09-23 21:56:48,135 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 231 [2018-09-23 21:56:48,135 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:56:48,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:56:48,428 INFO L134 CoverageAnalysis]: Checked inductivity of 12434 backedges. 0 proven. 12432 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-09-23 21:56:48,922 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:56:48,922 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 236 states to 233 states and 236 transitions. [2018-09-23 21:56:48,922 INFO L276 IsEmpty]: Start isEmpty. Operand 233 states and 236 transitions. [2018-09-23 21:56:48,923 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 233 [2018-09-23 21:56:48,923 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:56:48,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:56:49,267 INFO L134 CoverageAnalysis]: Checked inductivity of 12658 backedges. 0 proven. 12656 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-09-23 21:56:50,095 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:56:50,095 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 238 states to 235 states and 238 transitions. [2018-09-23 21:56:50,095 INFO L276 IsEmpty]: Start isEmpty. Operand 235 states and 238 transitions. [2018-09-23 21:56:50,096 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2018-09-23 21:56:50,096 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:56:50,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:56:50,395 INFO L134 CoverageAnalysis]: Checked inductivity of 12884 backedges. 0 proven. 12882 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-09-23 21:56:50,892 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:56:50,893 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 240 states to 237 states and 240 transitions. [2018-09-23 21:56:50,893 INFO L276 IsEmpty]: Start isEmpty. Operand 237 states and 240 transitions. [2018-09-23 21:56:50,894 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 237 [2018-09-23 21:56:50,894 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:56:50,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:56:51,199 INFO L134 CoverageAnalysis]: Checked inductivity of 13112 backedges. 0 proven. 13110 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-09-23 21:56:51,726 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:56:51,726 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 242 states to 239 states and 242 transitions. [2018-09-23 21:56:51,726 INFO L276 IsEmpty]: Start isEmpty. Operand 239 states and 242 transitions. [2018-09-23 21:56:51,727 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 239 [2018-09-23 21:56:51,727 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:56:51,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:56:52,035 INFO L134 CoverageAnalysis]: Checked inductivity of 13342 backedges. 0 proven. 13340 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-09-23 21:56:52,584 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:56:52,585 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 244 states to 241 states and 244 transitions. [2018-09-23 21:56:52,585 INFO L276 IsEmpty]: Start isEmpty. Operand 241 states and 244 transitions. [2018-09-23 21:56:52,586 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 241 [2018-09-23 21:56:52,586 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:56:52,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:56:52,969 INFO L134 CoverageAnalysis]: Checked inductivity of 13574 backedges. 0 proven. 13572 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-09-23 21:56:53,489 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:56:53,489 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 246 states to 243 states and 246 transitions. [2018-09-23 21:56:53,489 INFO L276 IsEmpty]: Start isEmpty. Operand 243 states and 246 transitions. [2018-09-23 21:56:53,490 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 243 [2018-09-23 21:56:53,490 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:56:53,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:56:53,954 INFO L134 CoverageAnalysis]: Checked inductivity of 13808 backedges. 0 proven. 13806 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-09-23 21:56:54,507 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:56:54,507 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 248 states to 245 states and 248 transitions. [2018-09-23 21:56:54,507 INFO L276 IsEmpty]: Start isEmpty. Operand 245 states and 248 transitions. [2018-09-23 21:56:54,508 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 245 [2018-09-23 21:56:54,508 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:56:54,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:56:55,162 INFO L134 CoverageAnalysis]: Checked inductivity of 14044 backedges. 0 proven. 14042 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-09-23 21:56:55,685 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:56:55,685 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 250 states to 247 states and 250 transitions. [2018-09-23 21:56:55,686 INFO L276 IsEmpty]: Start isEmpty. Operand 247 states and 250 transitions. [2018-09-23 21:56:55,687 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 247 [2018-09-23 21:56:55,687 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:56:55,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:56:56,017 INFO L134 CoverageAnalysis]: Checked inductivity of 14282 backedges. 0 proven. 14280 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-09-23 21:56:56,570 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:56:56,570 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 252 states to 249 states and 252 transitions. [2018-09-23 21:56:56,570 INFO L276 IsEmpty]: Start isEmpty. Operand 249 states and 252 transitions. [2018-09-23 21:56:56,571 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 249 [2018-09-23 21:56:56,571 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:56:56,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:56:56,897 INFO L134 CoverageAnalysis]: Checked inductivity of 14522 backedges. 0 proven. 14520 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-09-23 21:56:57,447 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:56:57,447 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 254 states to 251 states and 254 transitions. [2018-09-23 21:56:57,447 INFO L276 IsEmpty]: Start isEmpty. Operand 251 states and 254 transitions. [2018-09-23 21:56:57,448 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 251 [2018-09-23 21:56:57,448 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:56:57,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:56:57,779 INFO L134 CoverageAnalysis]: Checked inductivity of 14764 backedges. 0 proven. 14762 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-09-23 21:56:58,317 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:56:58,317 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 256 states to 253 states and 256 transitions. [2018-09-23 21:56:58,317 INFO L276 IsEmpty]: Start isEmpty. Operand 253 states and 256 transitions. [2018-09-23 21:56:58,318 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 253 [2018-09-23 21:56:58,318 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:56:58,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:56:58,698 INFO L134 CoverageAnalysis]: Checked inductivity of 15008 backedges. 0 proven. 15006 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-09-23 21:56:59,256 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:56:59,256 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 258 states to 255 states and 258 transitions. [2018-09-23 21:56:59,256 INFO L276 IsEmpty]: Start isEmpty. Operand 255 states and 258 transitions. [2018-09-23 21:56:59,257 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 255 [2018-09-23 21:56:59,257 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:56:59,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:56:59,614 INFO L134 CoverageAnalysis]: Checked inductivity of 15254 backedges. 0 proven. 15252 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-09-23 21:57:00,467 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:57:00,468 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 260 states to 257 states and 260 transitions. [2018-09-23 21:57:00,468 INFO L276 IsEmpty]: Start isEmpty. Operand 257 states and 260 transitions. [2018-09-23 21:57:00,469 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 257 [2018-09-23 21:57:00,469 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:57:00,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:57:00,853 INFO L134 CoverageAnalysis]: Checked inductivity of 15502 backedges. 0 proven. 15500 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-09-23 21:57:01,411 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:57:01,412 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 262 states to 259 states and 262 transitions. [2018-09-23 21:57:01,412 INFO L276 IsEmpty]: Start isEmpty. Operand 259 states and 262 transitions. [2018-09-23 21:57:01,413 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 259 [2018-09-23 21:57:01,414 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:57:01,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:57:01,765 INFO L134 CoverageAnalysis]: Checked inductivity of 15752 backedges. 0 proven. 15750 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-09-23 21:57:02,339 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:57:02,340 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 264 states to 261 states and 264 transitions. [2018-09-23 21:57:02,340 INFO L276 IsEmpty]: Start isEmpty. Operand 261 states and 264 transitions. [2018-09-23 21:57:02,342 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 261 [2018-09-23 21:57:02,342 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:57:02,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:57:02,810 INFO L134 CoverageAnalysis]: Checked inductivity of 16004 backedges. 0 proven. 16002 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-09-23 21:57:03,435 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:57:03,435 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 266 states to 263 states and 266 transitions. [2018-09-23 21:57:03,436 INFO L276 IsEmpty]: Start isEmpty. Operand 263 states and 266 transitions. [2018-09-23 21:57:03,437 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 263 [2018-09-23 21:57:03,437 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:57:03,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:57:03,794 INFO L134 CoverageAnalysis]: Checked inductivity of 16258 backedges. 0 proven. 16256 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-09-23 21:57:04,363 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:57:04,364 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 268 states to 265 states and 268 transitions. [2018-09-23 21:57:04,364 INFO L276 IsEmpty]: Start isEmpty. Operand 265 states and 268 transitions. [2018-09-23 21:57:04,365 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 265 [2018-09-23 21:57:04,365 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:57:04,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:57:04,719 INFO L134 CoverageAnalysis]: Checked inductivity of 16514 backedges. 0 proven. 16512 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-09-23 21:57:05,536 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:57:05,537 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 270 states to 267 states and 270 transitions. [2018-09-23 21:57:05,537 INFO L276 IsEmpty]: Start isEmpty. Operand 267 states and 270 transitions. [2018-09-23 21:57:05,538 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 267 [2018-09-23 21:57:05,538 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:57:05,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:57:05,913 INFO L134 CoverageAnalysis]: Checked inductivity of 16772 backedges. 0 proven. 16770 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-09-23 21:57:06,484 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:57:06,485 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 272 states to 269 states and 272 transitions. [2018-09-23 21:57:06,485 INFO L276 IsEmpty]: Start isEmpty. Operand 269 states and 272 transitions. [2018-09-23 21:57:06,486 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 269 [2018-09-23 21:57:06,486 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:57:06,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:57:06,851 INFO L134 CoverageAnalysis]: Checked inductivity of 17032 backedges. 0 proven. 17030 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-09-23 21:57:07,477 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:57:07,478 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 274 states to 271 states and 274 transitions. [2018-09-23 21:57:07,478 INFO L276 IsEmpty]: Start isEmpty. Operand 271 states and 274 transitions. [2018-09-23 21:57:07,479 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 271 [2018-09-23 21:57:07,479 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:57:07,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:57:07,934 INFO L134 CoverageAnalysis]: Checked inductivity of 17294 backedges. 0 proven. 17292 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-09-23 21:57:08,506 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:57:08,506 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 276 states to 273 states and 276 transitions. [2018-09-23 21:57:08,506 INFO L276 IsEmpty]: Start isEmpty. Operand 273 states and 276 transitions. [2018-09-23 21:57:08,507 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 273 [2018-09-23 21:57:08,508 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:57:08,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:57:08,897 INFO L134 CoverageAnalysis]: Checked inductivity of 17558 backedges. 0 proven. 17556 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-09-23 21:57:09,520 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:57:09,521 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 278 states to 275 states and 278 transitions. [2018-09-23 21:57:09,521 INFO L276 IsEmpty]: Start isEmpty. Operand 275 states and 278 transitions. [2018-09-23 21:57:09,522 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 275 [2018-09-23 21:57:09,522 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:57:09,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:57:09,899 INFO L134 CoverageAnalysis]: Checked inductivity of 17824 backedges. 0 proven. 17822 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-09-23 21:57:10,632 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:57:10,633 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 280 states to 277 states and 280 transitions. [2018-09-23 21:57:10,633 INFO L276 IsEmpty]: Start isEmpty. Operand 277 states and 280 transitions. [2018-09-23 21:57:10,634 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 277 [2018-09-23 21:57:10,634 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:57:10,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:57:11,021 INFO L134 CoverageAnalysis]: Checked inductivity of 18092 backedges. 0 proven. 18090 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-09-23 21:57:11,632 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:57:11,632 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 282 states to 279 states and 282 transitions. [2018-09-23 21:57:11,632 INFO L276 IsEmpty]: Start isEmpty. Operand 279 states and 282 transitions. [2018-09-23 21:57:11,633 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 279 [2018-09-23 21:57:11,633 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:57:11,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:57:12,024 INFO L134 CoverageAnalysis]: Checked inductivity of 18362 backedges. 0 proven. 18360 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-09-23 21:57:12,738 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:57:12,738 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 284 states to 281 states and 284 transitions. [2018-09-23 21:57:12,739 INFO L276 IsEmpty]: Start isEmpty. Operand 281 states and 284 transitions. [2018-09-23 21:57:12,740 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 281 [2018-09-23 21:57:12,740 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:57:12,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:57:13,163 INFO L134 CoverageAnalysis]: Checked inductivity of 18634 backedges. 0 proven. 18632 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-09-23 21:57:13,780 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:57:13,780 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 286 states to 283 states and 286 transitions. [2018-09-23 21:57:13,780 INFO L276 IsEmpty]: Start isEmpty. Operand 283 states and 286 transitions. [2018-09-23 21:57:13,781 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 283 [2018-09-23 21:57:13,781 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:57:13,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:57:14,175 INFO L134 CoverageAnalysis]: Checked inductivity of 18908 backedges. 0 proven. 18906 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-09-23 21:57:14,824 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:57:14,825 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 288 states to 285 states and 288 transitions. [2018-09-23 21:57:14,825 INFO L276 IsEmpty]: Start isEmpty. Operand 285 states and 288 transitions. [2018-09-23 21:57:14,826 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 285 [2018-09-23 21:57:14,826 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:57:14,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:57:15,312 INFO L134 CoverageAnalysis]: Checked inductivity of 19184 backedges. 0 proven. 19182 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-09-23 21:57:16,002 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:57:16,003 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 290 states to 287 states and 290 transitions. [2018-09-23 21:57:16,003 INFO L276 IsEmpty]: Start isEmpty. Operand 287 states and 290 transitions. [2018-09-23 21:57:16,004 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 287 [2018-09-23 21:57:16,004 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:57:16,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:57:16,407 INFO L134 CoverageAnalysis]: Checked inductivity of 19462 backedges. 0 proven. 19460 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-09-23 21:57:17,054 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:57:17,054 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 292 states to 289 states and 292 transitions. [2018-09-23 21:57:17,054 INFO L276 IsEmpty]: Start isEmpty. Operand 289 states and 292 transitions. [2018-09-23 21:57:17,055 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 289 [2018-09-23 21:57:17,056 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:57:17,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:57:17,551 INFO L134 CoverageAnalysis]: Checked inductivity of 19742 backedges. 0 proven. 19740 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-09-23 21:57:18,177 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:57:18,178 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 294 states to 291 states and 294 transitions. [2018-09-23 21:57:18,178 INFO L276 IsEmpty]: Start isEmpty. Operand 291 states and 294 transitions. [2018-09-23 21:57:18,179 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 291 [2018-09-23 21:57:18,180 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:57:18,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:57:19,010 INFO L134 CoverageAnalysis]: Checked inductivity of 20024 backedges. 0 proven. 20022 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-09-23 21:57:19,629 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:57:19,630 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 296 states to 293 states and 296 transitions. [2018-09-23 21:57:19,630 INFO L276 IsEmpty]: Start isEmpty. Operand 293 states and 296 transitions. [2018-09-23 21:57:19,631 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 293 [2018-09-23 21:57:19,631 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:57:19,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:57:20,070 INFO L134 CoverageAnalysis]: Checked inductivity of 20308 backedges. 0 proven. 20306 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-09-23 21:57:20,905 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:57:20,906 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 298 states to 295 states and 298 transitions. [2018-09-23 21:57:20,906 INFO L276 IsEmpty]: Start isEmpty. Operand 295 states and 298 transitions. [2018-09-23 21:57:20,907 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 295 [2018-09-23 21:57:20,907 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:57:20,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:57:21,338 INFO L134 CoverageAnalysis]: Checked inductivity of 20594 backedges. 0 proven. 20592 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-09-23 21:57:22,009 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:57:22,009 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 300 states to 297 states and 300 transitions. [2018-09-23 21:57:22,009 INFO L276 IsEmpty]: Start isEmpty. Operand 297 states and 300 transitions. [2018-09-23 21:57:22,011 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 297 [2018-09-23 21:57:22,011 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:57:22,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:57:22,462 INFO L134 CoverageAnalysis]: Checked inductivity of 20882 backedges. 0 proven. 20880 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-09-23 21:57:23,245 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:57:23,246 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 302 states to 299 states and 302 transitions. [2018-09-23 21:57:23,246 INFO L276 IsEmpty]: Start isEmpty. Operand 299 states and 302 transitions. [2018-09-23 21:57:23,247 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 299 [2018-09-23 21:57:23,247 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:57:23,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:57:23,697 INFO L134 CoverageAnalysis]: Checked inductivity of 21172 backedges. 0 proven. 21170 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-09-23 21:57:24,365 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:57:24,365 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 304 states to 301 states and 304 transitions. [2018-09-23 21:57:24,365 INFO L276 IsEmpty]: Start isEmpty. Operand 301 states and 304 transitions. [2018-09-23 21:57:24,366 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 301 [2018-09-23 21:57:24,366 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:57:24,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:57:24,834 INFO L134 CoverageAnalysis]: Checked inductivity of 21464 backedges. 0 proven. 21462 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-09-23 21:57:25,714 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:57:25,714 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 306 states to 303 states and 306 transitions. [2018-09-23 21:57:25,714 INFO L276 IsEmpty]: Start isEmpty. Operand 303 states and 306 transitions. [2018-09-23 21:57:25,715 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 303 [2018-09-23 21:57:25,715 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:57:25,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:57:26,159 INFO L134 CoverageAnalysis]: Checked inductivity of 21758 backedges. 0 proven. 21756 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-09-23 21:57:26,825 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:57:26,825 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 308 states to 305 states and 308 transitions. [2018-09-23 21:57:26,826 INFO L276 IsEmpty]: Start isEmpty. Operand 305 states and 308 transitions. [2018-09-23 21:57:26,827 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 305 [2018-09-23 21:57:26,827 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:57:26,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:57:27,280 INFO L134 CoverageAnalysis]: Checked inductivity of 22054 backedges. 0 proven. 22052 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-09-23 21:57:27,950 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:57:27,951 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 310 states to 307 states and 310 transitions. [2018-09-23 21:57:27,951 INFO L276 IsEmpty]: Start isEmpty. Operand 307 states and 310 transitions. [2018-09-23 21:57:27,952 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 307 [2018-09-23 21:57:27,952 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:57:28,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:57:28,476 INFO L134 CoverageAnalysis]: Checked inductivity of 22352 backedges. 0 proven. 22350 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-09-23 21:57:29,198 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:57:29,198 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 312 states to 309 states and 312 transitions. [2018-09-23 21:57:29,199 INFO L276 IsEmpty]: Start isEmpty. Operand 309 states and 312 transitions. [2018-09-23 21:57:29,200 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 309 [2018-09-23 21:57:29,200 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:57:29,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:57:29,671 INFO L134 CoverageAnalysis]: Checked inductivity of 22652 backedges. 0 proven. 22650 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-09-23 21:57:30,361 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:57:30,361 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 314 states to 311 states and 314 transitions. [2018-09-23 21:57:30,362 INFO L276 IsEmpty]: Start isEmpty. Operand 311 states and 314 transitions. [2018-09-23 21:57:30,363 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 311 [2018-09-23 21:57:30,363 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:57:30,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:57:31,005 INFO L134 CoverageAnalysis]: Checked inductivity of 22954 backedges. 0 proven. 22952 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-09-23 21:57:31,707 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:57:31,707 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 316 states to 313 states and 316 transitions. [2018-09-23 21:57:31,707 INFO L276 IsEmpty]: Start isEmpty. Operand 313 states and 316 transitions. [2018-09-23 21:57:31,709 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 313 [2018-09-23 21:57:31,709 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:57:31,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:57:32,173 INFO L134 CoverageAnalysis]: Checked inductivity of 23258 backedges. 0 proven. 23256 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-09-23 21:57:32,892 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:57:32,893 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 318 states to 315 states and 318 transitions. [2018-09-23 21:57:32,893 INFO L276 IsEmpty]: Start isEmpty. Operand 315 states and 318 transitions. [2018-09-23 21:57:32,894 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 315 [2018-09-23 21:57:32,894 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:57:32,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:57:33,487 INFO L134 CoverageAnalysis]: Checked inductivity of 23564 backedges. 0 proven. 23562 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-09-23 21:57:34,176 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:57:34,176 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 320 states to 317 states and 320 transitions. [2018-09-23 21:57:34,177 INFO L276 IsEmpty]: Start isEmpty. Operand 317 states and 320 transitions. [2018-09-23 21:57:34,178 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 317 [2018-09-23 21:57:34,178 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:57:34,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:57:34,683 INFO L134 CoverageAnalysis]: Checked inductivity of 23872 backedges. 0 proven. 23870 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-09-23 21:57:35,395 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:57:35,396 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 322 states to 319 states and 322 transitions. [2018-09-23 21:57:35,396 INFO L276 IsEmpty]: Start isEmpty. Operand 319 states and 322 transitions. [2018-09-23 21:57:35,397 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 319 [2018-09-23 21:57:35,397 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:57:35,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:57:36,194 INFO L134 CoverageAnalysis]: Checked inductivity of 24182 backedges. 0 proven. 24180 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-09-23 21:57:36,911 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:57:36,912 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 324 states to 321 states and 324 transitions. [2018-09-23 21:57:36,912 INFO L276 IsEmpty]: Start isEmpty. Operand 321 states and 324 transitions. [2018-09-23 21:57:36,913 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 321 [2018-09-23 21:57:36,913 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:57:37,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:57:37,396 INFO L134 CoverageAnalysis]: Checked inductivity of 24494 backedges. 0 proven. 24492 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-09-23 21:57:38,156 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:57:38,156 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 326 states to 323 states and 326 transitions. [2018-09-23 21:57:38,156 INFO L276 IsEmpty]: Start isEmpty. Operand 323 states and 326 transitions. [2018-09-23 21:57:38,157 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 323 [2018-09-23 21:57:38,157 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:57:38,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:57:38,651 INFO L134 CoverageAnalysis]: Checked inductivity of 24808 backedges. 0 proven. 24806 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-09-23 21:57:39,450 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:57:39,450 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 328 states to 325 states and 328 transitions. [2018-09-23 21:57:39,450 INFO L276 IsEmpty]: Start isEmpty. Operand 325 states and 328 transitions. [2018-09-23 21:57:39,452 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 325 [2018-09-23 21:57:39,452 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:57:39,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:57:39,968 INFO L134 CoverageAnalysis]: Checked inductivity of 25124 backedges. 0 proven. 25122 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-09-23 21:57:40,697 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:57:40,698 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 330 states to 327 states and 330 transitions. [2018-09-23 21:57:40,698 INFO L276 IsEmpty]: Start isEmpty. Operand 327 states and 330 transitions. [2018-09-23 21:57:40,699 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 327 [2018-09-23 21:57:40,699 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:57:40,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:57:41,303 INFO L134 CoverageAnalysis]: Checked inductivity of 25442 backedges. 0 proven. 25440 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-09-23 21:57:42,016 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:57:42,017 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 332 states to 329 states and 332 transitions. [2018-09-23 21:57:42,017 INFO L276 IsEmpty]: Start isEmpty. Operand 329 states and 332 transitions. [2018-09-23 21:57:42,019 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 329 [2018-09-23 21:57:42,019 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:57:42,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:57:42,626 INFO L134 CoverageAnalysis]: Checked inductivity of 25762 backedges. 0 proven. 25760 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-09-23 21:57:43,397 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:57:43,397 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 334 states to 331 states and 334 transitions. [2018-09-23 21:57:43,397 INFO L276 IsEmpty]: Start isEmpty. Operand 331 states and 334 transitions. [2018-09-23 21:57:43,398 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 331 [2018-09-23 21:57:43,399 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:57:43,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:57:43,937 INFO L134 CoverageAnalysis]: Checked inductivity of 26084 backedges. 0 proven. 26082 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-09-23 21:57:44,688 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:57:44,689 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 336 states to 333 states and 336 transitions. [2018-09-23 21:57:44,689 INFO L276 IsEmpty]: Start isEmpty. Operand 333 states and 336 transitions. [2018-09-23 21:57:44,691 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 333 [2018-09-23 21:57:44,691 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:57:44,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:57:45,322 INFO L134 CoverageAnalysis]: Checked inductivity of 26408 backedges. 0 proven. 26406 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-09-23 21:57:46,381 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:57:46,381 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 338 states to 335 states and 338 transitions. [2018-09-23 21:57:46,381 INFO L276 IsEmpty]: Start isEmpty. Operand 335 states and 338 transitions. [2018-09-23 21:57:46,383 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 335 [2018-09-23 21:57:46,383 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:57:46,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:57:46,907 INFO L134 CoverageAnalysis]: Checked inductivity of 26734 backedges. 0 proven. 26732 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-09-23 21:57:47,654 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:57:47,654 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 340 states to 337 states and 340 transitions. [2018-09-23 21:57:47,654 INFO L276 IsEmpty]: Start isEmpty. Operand 337 states and 340 transitions. [2018-09-23 21:57:47,656 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 337 [2018-09-23 21:57:47,656 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:57:47,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:57:48,188 INFO L134 CoverageAnalysis]: Checked inductivity of 27062 backedges. 0 proven. 27060 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-09-23 21:57:48,940 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:57:48,941 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 342 states to 339 states and 342 transitions. [2018-09-23 21:57:48,941 INFO L276 IsEmpty]: Start isEmpty. Operand 339 states and 342 transitions. [2018-09-23 21:57:48,942 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 339 [2018-09-23 21:57:48,942 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:57:49,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:57:49,468 INFO L134 CoverageAnalysis]: Checked inductivity of 27392 backedges. 0 proven. 27390 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-09-23 21:57:50,267 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:57:50,268 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 344 states to 341 states and 344 transitions. [2018-09-23 21:57:50,268 INFO L276 IsEmpty]: Start isEmpty. Operand 341 states and 344 transitions. [2018-09-23 21:57:50,269 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 341 [2018-09-23 21:57:50,269 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:57:50,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:57:50,861 INFO L134 CoverageAnalysis]: Checked inductivity of 27724 backedges. 0 proven. 27722 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-09-23 21:57:51,923 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:57:51,924 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 346 states to 343 states and 346 transitions. [2018-09-23 21:57:51,924 INFO L276 IsEmpty]: Start isEmpty. Operand 343 states and 346 transitions. [2018-09-23 21:57:51,925 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 343 [2018-09-23 21:57:51,926 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:57:52,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:57:52,491 INFO L134 CoverageAnalysis]: Checked inductivity of 28058 backedges. 0 proven. 28056 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-09-23 21:57:53,245 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:57:53,246 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 348 states to 345 states and 348 transitions. [2018-09-23 21:57:53,246 INFO L276 IsEmpty]: Start isEmpty. Operand 345 states and 348 transitions. [2018-09-23 21:57:53,247 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 345 [2018-09-23 21:57:53,247 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:57:53,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:57:53,914 INFO L134 CoverageAnalysis]: Checked inductivity of 28394 backedges. 0 proven. 28392 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-09-23 21:57:54,690 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:57:54,691 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 350 states to 347 states and 350 transitions. [2018-09-23 21:57:54,691 INFO L276 IsEmpty]: Start isEmpty. Operand 347 states and 350 transitions. [2018-09-23 21:57:54,692 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 347 [2018-09-23 21:57:54,692 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:57:54,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:57:55,290 INFO L134 CoverageAnalysis]: Checked inductivity of 28732 backedges. 0 proven. 28730 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-09-23 21:57:56,081 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:57:56,081 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 352 states to 349 states and 352 transitions. [2018-09-23 21:57:56,081 INFO L276 IsEmpty]: Start isEmpty. Operand 349 states and 352 transitions. [2018-09-23 21:57:56,083 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 349 [2018-09-23 21:57:56,083 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:57:56,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:57:56,756 INFO L134 CoverageAnalysis]: Checked inductivity of 29072 backedges. 0 proven. 29070 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-09-23 21:57:57,560 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:57:57,561 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 354 states to 351 states and 354 transitions. [2018-09-23 21:57:57,561 INFO L276 IsEmpty]: Start isEmpty. Operand 351 states and 354 transitions. [2018-09-23 21:57:57,562 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 351 [2018-09-23 21:57:57,562 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:57:57,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:57:58,124 INFO L134 CoverageAnalysis]: Checked inductivity of 29414 backedges. 0 proven. 29412 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-09-23 21:57:58,906 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:57:58,907 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 356 states to 353 states and 356 transitions. [2018-09-23 21:57:58,907 INFO L276 IsEmpty]: Start isEmpty. Operand 353 states and 356 transitions. [2018-09-23 21:57:58,908 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 353 [2018-09-23 21:57:58,908 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:57:59,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:57:59,470 INFO L134 CoverageAnalysis]: Checked inductivity of 29758 backedges. 0 proven. 29756 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-09-23 21:58:00,293 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:58:00,293 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 358 states to 355 states and 358 transitions. [2018-09-23 21:58:00,293 INFO L276 IsEmpty]: Start isEmpty. Operand 355 states and 358 transitions. [2018-09-23 21:58:00,295 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 355 [2018-09-23 21:58:00,295 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:58:00,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:58:00,863 INFO L134 CoverageAnalysis]: Checked inductivity of 30104 backedges. 0 proven. 30102 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-09-23 21:58:01,966 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:58:01,967 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 360 states to 357 states and 360 transitions. [2018-09-23 21:58:01,967 INFO L276 IsEmpty]: Start isEmpty. Operand 357 states and 360 transitions. [2018-09-23 21:58:01,968 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 357 [2018-09-23 21:58:01,968 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:58:02,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:58:02,627 INFO L134 CoverageAnalysis]: Checked inductivity of 30452 backedges. 0 proven. 30450 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-09-23 21:58:03,450 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:58:03,451 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 362 states to 359 states and 362 transitions. [2018-09-23 21:58:03,451 INFO L276 IsEmpty]: Start isEmpty. Operand 359 states and 362 transitions. [2018-09-23 21:58:03,452 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 359 [2018-09-23 21:58:03,453 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:58:03,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:58:04,054 INFO L134 CoverageAnalysis]: Checked inductivity of 30802 backedges. 0 proven. 30800 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-09-23 21:58:04,864 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:58:04,864 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 364 states to 361 states and 364 transitions. [2018-09-23 21:58:04,864 INFO L276 IsEmpty]: Start isEmpty. Operand 361 states and 364 transitions. [2018-09-23 21:58:04,868 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 361 [2018-09-23 21:58:04,868 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:58:05,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:58:05,479 INFO L134 CoverageAnalysis]: Checked inductivity of 31154 backedges. 0 proven. 31152 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-09-23 21:58:06,334 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:58:06,335 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 366 states to 363 states and 366 transitions. [2018-09-23 21:58:06,335 INFO L276 IsEmpty]: Start isEmpty. Operand 363 states and 366 transitions. [2018-09-23 21:58:06,337 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 363 [2018-09-23 21:58:06,337 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:58:06,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:58:07,087 INFO L134 CoverageAnalysis]: Checked inductivity of 31508 backedges. 0 proven. 31506 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-09-23 21:58:07,885 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:58:07,885 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 368 states to 365 states and 368 transitions. [2018-09-23 21:58:07,885 INFO L276 IsEmpty]: Start isEmpty. Operand 365 states and 368 transitions. [2018-09-23 21:58:07,887 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 365 [2018-09-23 21:58:07,887 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:58:08,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:58:08,572 INFO L134 CoverageAnalysis]: Checked inductivity of 31864 backedges. 0 proven. 31862 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-09-23 21:58:09,411 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:58:09,411 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 370 states to 367 states and 370 transitions. [2018-09-23 21:58:09,411 INFO L276 IsEmpty]: Start isEmpty. Operand 367 states and 370 transitions. [2018-09-23 21:58:09,413 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 367 [2018-09-23 21:58:09,413 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:58:09,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:58:10,025 INFO L134 CoverageAnalysis]: Checked inductivity of 32222 backedges. 0 proven. 32220 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-09-23 21:58:10,834 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:58:10,834 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 372 states to 369 states and 372 transitions. [2018-09-23 21:58:10,834 INFO L276 IsEmpty]: Start isEmpty. Operand 369 states and 372 transitions. [2018-09-23 21:58:10,836 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 369 [2018-09-23 21:58:10,836 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:58:11,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:58:11,467 INFO L134 CoverageAnalysis]: Checked inductivity of 32582 backedges. 0 proven. 32580 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-09-23 21:58:12,450 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:58:12,451 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 374 states to 371 states and 374 transitions. [2018-09-23 21:58:12,451 INFO L276 IsEmpty]: Start isEmpty. Operand 371 states and 374 transitions. [2018-09-23 21:58:12,453 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 371 [2018-09-23 21:58:12,453 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:58:12,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:58:13,078 INFO L134 CoverageAnalysis]: Checked inductivity of 32944 backedges. 0 proven. 32942 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-09-23 21:58:13,974 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:58:13,974 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 376 states to 373 states and 376 transitions. [2018-09-23 21:58:13,975 INFO L276 IsEmpty]: Start isEmpty. Operand 373 states and 376 transitions. [2018-09-23 21:58:13,976 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 373 [2018-09-23 21:58:13,976 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:58:14,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:58:14,616 INFO L134 CoverageAnalysis]: Checked inductivity of 33308 backedges. 0 proven. 33306 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-09-23 21:58:15,487 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:58:15,488 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 378 states to 375 states and 378 transitions. [2018-09-23 21:58:15,488 INFO L276 IsEmpty]: Start isEmpty. Operand 375 states and 378 transitions. [2018-09-23 21:58:15,489 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 375 [2018-09-23 21:58:15,490 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:58:15,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:58:16,112 INFO L134 CoverageAnalysis]: Checked inductivity of 33674 backedges. 0 proven. 33672 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-09-23 21:58:17,271 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:58:17,271 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 380 states to 377 states and 380 transitions. [2018-09-23 21:58:17,271 INFO L276 IsEmpty]: Start isEmpty. Operand 377 states and 380 transitions. [2018-09-23 21:58:17,273 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 377 [2018-09-23 21:58:17,273 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:58:17,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:58:17,923 INFO L134 CoverageAnalysis]: Checked inductivity of 34042 backedges. 0 proven. 34040 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-09-23 21:58:18,795 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:58:18,796 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 382 states to 379 states and 382 transitions. [2018-09-23 21:58:18,796 INFO L276 IsEmpty]: Start isEmpty. Operand 379 states and 382 transitions. [2018-09-23 21:58:18,798 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 379 [2018-09-23 21:58:18,798 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:58:18,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:58:19,506 INFO L134 CoverageAnalysis]: Checked inductivity of 34412 backedges. 0 proven. 34410 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-09-23 21:58:20,369 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:58:20,370 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 384 states to 381 states and 384 transitions. [2018-09-23 21:58:20,370 INFO L276 IsEmpty]: Start isEmpty. Operand 381 states and 384 transitions. [2018-09-23 21:58:20,371 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 381 [2018-09-23 21:58:20,371 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:58:20,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:58:21,014 INFO L134 CoverageAnalysis]: Checked inductivity of 34784 backedges. 0 proven. 34782 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-09-23 21:58:22,245 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:58:22,245 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 386 states to 383 states and 386 transitions. [2018-09-23 21:58:22,245 INFO L276 IsEmpty]: Start isEmpty. Operand 383 states and 386 transitions. [2018-09-23 21:58:22,246 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 383 [2018-09-23 21:58:22,246 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:58:22,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:58:22,895 INFO L134 CoverageAnalysis]: Checked inductivity of 35158 backedges. 0 proven. 35156 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-09-23 21:58:23,779 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:58:23,780 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 388 states to 385 states and 388 transitions. [2018-09-23 21:58:23,780 INFO L276 IsEmpty]: Start isEmpty. Operand 385 states and 388 transitions. [2018-09-23 21:58:23,782 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 385 [2018-09-23 21:58:23,782 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:58:23,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:58:24,469 INFO L134 CoverageAnalysis]: Checked inductivity of 35534 backedges. 0 proven. 35532 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-09-23 21:58:25,430 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:58:25,430 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 390 states to 387 states and 390 transitions. [2018-09-23 21:58:25,430 INFO L276 IsEmpty]: Start isEmpty. Operand 387 states and 390 transitions. [2018-09-23 21:58:25,431 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 387 [2018-09-23 21:58:25,431 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:58:25,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:58:26,122 INFO L134 CoverageAnalysis]: Checked inductivity of 35912 backedges. 0 proven. 35910 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-09-23 21:58:27,320 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:58:27,321 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 392 states to 389 states and 392 transitions. [2018-09-23 21:58:27,321 INFO L276 IsEmpty]: Start isEmpty. Operand 389 states and 392 transitions. [2018-09-23 21:58:27,323 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 389 [2018-09-23 21:58:27,324 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:58:27,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:58:27,983 INFO L134 CoverageAnalysis]: Checked inductivity of 36292 backedges. 0 proven. 36290 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-09-23 21:58:28,901 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:58:28,902 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 394 states to 391 states and 394 transitions. [2018-09-23 21:58:28,902 INFO L276 IsEmpty]: Start isEmpty. Operand 391 states and 394 transitions. [2018-09-23 21:58:28,904 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 391 [2018-09-23 21:58:28,904 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:58:29,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:58:29,621 INFO L134 CoverageAnalysis]: Checked inductivity of 36674 backedges. 0 proven. 36672 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-09-23 21:58:30,480 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:58:30,481 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 396 states to 393 states and 396 transitions. [2018-09-23 21:58:30,481 INFO L276 IsEmpty]: Start isEmpty. Operand 393 states and 396 transitions. [2018-09-23 21:58:30,483 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 393 [2018-09-23 21:58:30,483 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:58:30,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:58:31,220 INFO L134 CoverageAnalysis]: Checked inductivity of 37058 backedges. 0 proven. 37056 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-09-23 21:58:32,256 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:58:32,257 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 398 states to 395 states and 398 transitions. [2018-09-23 21:58:32,257 INFO L276 IsEmpty]: Start isEmpty. Operand 395 states and 398 transitions. [2018-09-23 21:58:32,259 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 395 [2018-09-23 21:58:32,259 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:58:32,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:58:32,975 INFO L134 CoverageAnalysis]: Checked inductivity of 37444 backedges. 0 proven. 37442 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-09-23 21:58:33,885 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:58:33,886 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 400 states to 397 states and 400 transitions. [2018-09-23 21:58:33,886 INFO L276 IsEmpty]: Start isEmpty. Operand 397 states and 400 transitions. [2018-09-23 21:58:33,887 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 397 [2018-09-23 21:58:33,887 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:58:34,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:58:34,638 INFO L134 CoverageAnalysis]: Checked inductivity of 37832 backedges. 0 proven. 37830 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-09-23 21:58:35,557 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:58:35,558 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 402 states to 399 states and 402 transitions. [2018-09-23 21:58:35,558 INFO L276 IsEmpty]: Start isEmpty. Operand 399 states and 402 transitions. [2018-09-23 21:58:35,560 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 399 [2018-09-23 21:58:35,560 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:58:35,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:58:36,349 INFO L134 CoverageAnalysis]: Checked inductivity of 38222 backedges. 0 proven. 38220 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-09-23 21:58:37,535 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:58:37,536 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 404 states to 401 states and 404 transitions. [2018-09-23 21:58:37,536 INFO L276 IsEmpty]: Start isEmpty. Operand 401 states and 404 transitions. [2018-09-23 21:58:37,537 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 401 [2018-09-23 21:58:37,538 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:58:37,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:58:38,251 INFO L134 CoverageAnalysis]: Checked inductivity of 38614 backedges. 0 proven. 38612 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-09-23 21:58:39,154 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:58:39,155 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 406 states to 403 states and 406 transitions. [2018-09-23 21:58:39,155 INFO L276 IsEmpty]: Start isEmpty. Operand 403 states and 406 transitions. [2018-09-23 21:58:39,157 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 403 [2018-09-23 21:58:39,157 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:58:39,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:58:39,885 INFO L134 CoverageAnalysis]: Checked inductivity of 39008 backedges. 0 proven. 39006 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-09-23 21:58:40,787 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:58:40,788 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 408 states to 405 states and 408 transitions. [2018-09-23 21:58:40,788 INFO L276 IsEmpty]: Start isEmpty. Operand 405 states and 408 transitions. [2018-09-23 21:58:40,790 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 405 [2018-09-23 21:58:40,790 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:58:41,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:58:41,612 INFO L134 CoverageAnalysis]: Checked inductivity of 39404 backedges. 0 proven. 39402 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-09-23 21:58:42,738 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:58:42,739 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 410 states to 407 states and 410 transitions. [2018-09-23 21:58:42,739 INFO L276 IsEmpty]: Start isEmpty. Operand 407 states and 410 transitions. [2018-09-23 21:58:42,741 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 407 [2018-09-23 21:58:42,741 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:58:42,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:58:43,486 INFO L134 CoverageAnalysis]: Checked inductivity of 39802 backedges. 0 proven. 39800 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-09-23 21:58:44,428 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:58:44,429 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 412 states to 409 states and 412 transitions. [2018-09-23 21:58:44,429 INFO L276 IsEmpty]: Start isEmpty. Operand 409 states and 412 transitions. [2018-09-23 21:58:44,431 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 409 [2018-09-23 21:58:44,431 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:58:44,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:58:45,200 INFO L134 CoverageAnalysis]: Checked inductivity of 40202 backedges. 0 proven. 40200 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-09-23 21:58:46,127 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:58:46,127 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 414 states to 411 states and 414 transitions. [2018-09-23 21:58:46,127 INFO L276 IsEmpty]: Start isEmpty. Operand 411 states and 414 transitions. [2018-09-23 21:58:46,129 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 411 [2018-09-23 21:58:46,129 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:58:46,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:58:46,925 INFO L134 CoverageAnalysis]: Checked inductivity of 40604 backedges. 0 proven. 40602 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-09-23 21:58:48,137 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:58:48,138 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 416 states to 413 states and 416 transitions. [2018-09-23 21:58:48,138 INFO L276 IsEmpty]: Start isEmpty. Operand 413 states and 416 transitions. [2018-09-23 21:58:48,139 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 413 [2018-09-23 21:58:48,140 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:58:48,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:58:48,909 INFO L134 CoverageAnalysis]: Checked inductivity of 41008 backedges. 0 proven. 41006 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-09-23 21:58:49,832 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:58:49,833 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 418 states to 415 states and 418 transitions. [2018-09-23 21:58:49,833 INFO L276 IsEmpty]: Start isEmpty. Operand 415 states and 418 transitions. [2018-09-23 21:58:49,835 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 415 [2018-09-23 21:58:49,835 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:58:50,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:58:50,641 INFO L134 CoverageAnalysis]: Checked inductivity of 41414 backedges. 0 proven. 41412 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-09-23 21:58:51,570 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:58:51,570 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 420 states to 417 states and 420 transitions. [2018-09-23 21:58:51,570 INFO L276 IsEmpty]: Start isEmpty. Operand 417 states and 420 transitions. [2018-09-23 21:58:51,571 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 417 [2018-09-23 21:58:51,571 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:58:51,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:58:52,475 INFO L134 CoverageAnalysis]: Checked inductivity of 41822 backedges. 0 proven. 41820 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-09-23 21:58:53,614 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:58:53,614 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 422 states to 419 states and 422 transitions. [2018-09-23 21:58:53,614 INFO L276 IsEmpty]: Start isEmpty. Operand 419 states and 422 transitions. [2018-09-23 21:58:53,616 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 419 [2018-09-23 21:58:53,616 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:58:53,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:58:54,400 INFO L134 CoverageAnalysis]: Checked inductivity of 42232 backedges. 0 proven. 42230 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-09-23 21:58:55,347 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:58:55,348 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 424 states to 421 states and 424 transitions. [2018-09-23 21:58:55,348 INFO L276 IsEmpty]: Start isEmpty. Operand 421 states and 424 transitions. [2018-09-23 21:58:55,349 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 421 [2018-09-23 21:58:55,349 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:58:55,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:58:56,141 INFO L134 CoverageAnalysis]: Checked inductivity of 42644 backedges. 0 proven. 42642 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-09-23 21:58:57,103 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:58:57,103 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 426 states to 423 states and 426 transitions. [2018-09-23 21:58:57,103 INFO L276 IsEmpty]: Start isEmpty. Operand 423 states and 426 transitions. [2018-09-23 21:58:57,105 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 423 [2018-09-23 21:58:57,105 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:58:57,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:58:58,260 INFO L134 CoverageAnalysis]: Checked inductivity of 43058 backedges. 0 proven. 43056 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-09-23 21:58:59,247 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:58:59,248 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 428 states to 425 states and 428 transitions. [2018-09-23 21:58:59,248 INFO L276 IsEmpty]: Start isEmpty. Operand 425 states and 428 transitions. [2018-09-23 21:58:59,250 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 425 [2018-09-23 21:58:59,250 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:58:59,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:59:00,047 INFO L134 CoverageAnalysis]: Checked inductivity of 43474 backedges. 0 proven. 43472 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-09-23 21:59:01,032 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:59:01,033 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 430 states to 427 states and 430 transitions. [2018-09-23 21:59:01,033 INFO L276 IsEmpty]: Start isEmpty. Operand 427 states and 430 transitions. [2018-09-23 21:59:01,035 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 427 [2018-09-23 21:59:01,035 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:59:01,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:59:01,836 INFO L134 CoverageAnalysis]: Checked inductivity of 43892 backedges. 0 proven. 43890 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-09-23 21:59:03,055 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:59:03,056 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 432 states to 429 states and 432 transitions. [2018-09-23 21:59:03,056 INFO L276 IsEmpty]: Start isEmpty. Operand 429 states and 432 transitions. [2018-09-23 21:59:03,057 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 429 [2018-09-23 21:59:03,057 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:59:03,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:59:03,839 INFO L134 CoverageAnalysis]: Checked inductivity of 44312 backedges. 0 proven. 44310 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-09-23 21:59:04,817 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:59:04,818 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 434 states to 431 states and 434 transitions. [2018-09-23 21:59:04,818 INFO L276 IsEmpty]: Start isEmpty. Operand 431 states and 434 transitions. [2018-09-23 21:59:04,820 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 431 [2018-09-23 21:59:04,820 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:59:05,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:59:05,638 INFO L134 CoverageAnalysis]: Checked inductivity of 44734 backedges. 0 proven. 44732 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-09-23 21:59:06,593 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:59:06,594 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 436 states to 433 states and 436 transitions. [2018-09-23 21:59:06,594 INFO L276 IsEmpty]: Start isEmpty. Operand 433 states and 436 transitions. [2018-09-23 21:59:06,596 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 433 [2018-09-23 21:59:06,596 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:59:06,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:59:07,518 INFO L134 CoverageAnalysis]: Checked inductivity of 45158 backedges. 0 proven. 45156 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-09-23 21:59:08,767 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:59:08,768 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 438 states to 435 states and 438 transitions. [2018-09-23 21:59:08,768 INFO L276 IsEmpty]: Start isEmpty. Operand 435 states and 438 transitions. [2018-09-23 21:59:08,770 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 435 [2018-09-23 21:59:08,770 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:59:09,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:59:09,618 INFO L134 CoverageAnalysis]: Checked inductivity of 45584 backedges. 0 proven. 45582 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-09-23 21:59:10,676 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:59:10,677 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 440 states to 437 states and 440 transitions. [2018-09-23 21:59:10,677 INFO L276 IsEmpty]: Start isEmpty. Operand 437 states and 440 transitions. [2018-09-23 21:59:10,679 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 437 [2018-09-23 21:59:10,679 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:59:10,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:59:11,553 INFO L134 CoverageAnalysis]: Checked inductivity of 46012 backedges. 0 proven. 46010 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-09-23 21:59:12,543 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:59:12,543 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 442 states to 439 states and 442 transitions. [2018-09-23 21:59:12,543 INFO L276 IsEmpty]: Start isEmpty. Operand 439 states and 442 transitions. [2018-09-23 21:59:12,545 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 439 [2018-09-23 21:59:12,545 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:59:12,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:59:13,573 INFO L134 CoverageAnalysis]: Checked inductivity of 46442 backedges. 0 proven. 46440 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-09-23 21:59:14,599 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:59:14,600 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 444 states to 441 states and 444 transitions. [2018-09-23 21:59:14,600 INFO L276 IsEmpty]: Start isEmpty. Operand 441 states and 444 transitions. [2018-09-23 21:59:14,602 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 441 [2018-09-23 21:59:14,602 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:59:14,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:59:15,465 INFO L134 CoverageAnalysis]: Checked inductivity of 46874 backedges. 0 proven. 46872 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-09-23 21:59:16,453 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:59:16,454 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 446 states to 443 states and 446 transitions. [2018-09-23 21:59:16,454 INFO L276 IsEmpty]: Start isEmpty. Operand 443 states and 446 transitions. [2018-09-23 21:59:16,456 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 443 [2018-09-23 21:59:16,456 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:59:16,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:59:17,322 INFO L134 CoverageAnalysis]: Checked inductivity of 47308 backedges. 0 proven. 47306 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-09-23 21:59:18,741 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:59:18,742 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 448 states to 445 states and 448 transitions. [2018-09-23 21:59:18,742 INFO L276 IsEmpty]: Start isEmpty. Operand 445 states and 448 transitions. [2018-09-23 21:59:18,744 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 445 [2018-09-23 21:59:18,744 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:59:19,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:59:19,621 INFO L134 CoverageAnalysis]: Checked inductivity of 47744 backedges. 0 proven. 47742 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-09-23 21:59:20,686 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:59:20,686 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 450 states to 447 states and 450 transitions. [2018-09-23 21:59:20,686 INFO L276 IsEmpty]: Start isEmpty. Operand 447 states and 450 transitions. [2018-09-23 21:59:20,688 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 447 [2018-09-23 21:59:20,689 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:59:21,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:59:21,592 INFO L134 CoverageAnalysis]: Checked inductivity of 48182 backedges. 0 proven. 48180 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-09-23 21:59:22,615 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:59:22,616 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 452 states to 449 states and 452 transitions. [2018-09-23 21:59:22,616 INFO L276 IsEmpty]: Start isEmpty. Operand 449 states and 452 transitions. [2018-09-23 21:59:22,618 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 449 [2018-09-23 21:59:22,618 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:59:22,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:59:23,851 INFO L134 CoverageAnalysis]: Checked inductivity of 48622 backedges. 0 proven. 48620 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-09-23 21:59:24,854 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:59:24,855 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 454 states to 451 states and 454 transitions. [2018-09-23 21:59:24,855 INFO L276 IsEmpty]: Start isEmpty. Operand 451 states and 454 transitions. [2018-09-23 21:59:24,857 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 451 [2018-09-23 21:59:24,857 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:59:25,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:59:25,773 INFO L134 CoverageAnalysis]: Checked inductivity of 49064 backedges. 0 proven. 49062 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-09-23 21:59:26,792 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:59:26,792 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 456 states to 453 states and 456 transitions. [2018-09-23 21:59:26,792 INFO L276 IsEmpty]: Start isEmpty. Operand 453 states and 456 transitions. [2018-09-23 21:59:26,794 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 453 [2018-09-23 21:59:26,794 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:59:27,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:59:27,714 INFO L134 CoverageAnalysis]: Checked inductivity of 49508 backedges. 0 proven. 49506 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-09-23 21:59:29,155 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:59:29,156 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 458 states to 455 states and 458 transitions. [2018-09-23 21:59:29,156 INFO L276 IsEmpty]: Start isEmpty. Operand 455 states and 458 transitions. [2018-09-23 21:59:29,158 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 455 [2018-09-23 21:59:29,158 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:59:29,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:59:30,160 INFO L134 CoverageAnalysis]: Checked inductivity of 49954 backedges. 0 proven. 49952 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-09-23 21:59:31,199 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:59:31,200 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 460 states to 457 states and 460 transitions. [2018-09-23 21:59:31,200 INFO L276 IsEmpty]: Start isEmpty. Operand 457 states and 460 transitions. [2018-09-23 21:59:31,202 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 457 [2018-09-23 21:59:31,202 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:59:31,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:59:32,195 INFO L134 CoverageAnalysis]: Checked inductivity of 50402 backedges. 0 proven. 50400 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-09-23 21:59:33,242 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:59:33,242 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 462 states to 459 states and 462 transitions. [2018-09-23 21:59:33,242 INFO L276 IsEmpty]: Start isEmpty. Operand 459 states and 462 transitions. [2018-09-23 21:59:33,244 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 459 [2018-09-23 21:59:33,244 INFO L423 CodeCheckObserver]: Error Path is FOUND. Received shutdown request... [2018-09-23 21:59:33,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:59:33,642 ERROR L611 CodeCheckObserver]: First Tracecheck threw exception Timeout exceeded [2018-09-23 21:59:33,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:59:33,994 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-23 21:59:34,006 INFO L177 TraceCheckSpWp]: Timeout while computing interpolants [2018-09-23 21:59:34,006 INFO L256 ToolchainWalker]: Toolchain cancelled while executing plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck. Reason: Timeout or Toolchain cancelled by user [2018-09-23 21:59:34,009 INFO L168 Benchmark]: Toolchain (without parser) took 240970.29 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 3.0 GB in the end (delta: -1.6 GB). Peak memory consumption was 379.1 MB. Max. memory is 7.1 GB. [2018-09-23 21:59:34,010 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.19 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-09-23 21:59:34,011 INFO L168 Benchmark]: Boogie Procedure Inliner took 46.38 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. [2018-09-23 21:59:34,011 INFO L168 Benchmark]: Boogie Preprocessor took 25.01 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. [2018-09-23 21:59:34,011 INFO L168 Benchmark]: RCFGBuilder took 376.20 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. [2018-09-23 21:59:34,012 INFO L168 Benchmark]: CodeCheck took 240515.78 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 3.0 GB in the end (delta: -1.6 GB). Peak memory consumption was 358.0 MB. Max. memory is 7.1 GB. [2018-09-23 21:59:34,015 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - TimeoutResult: Timeout (de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck) Toolchain cancelled while TraceCheckSpWp was constructing forward predicates, while XnfDer was eliminating 1 quantified variables from 2 xjuncts. * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Boogie PL CUP Parser took 0.19 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 46.38 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 25.01 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 376.20 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 240515.78 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 3.0 GB in the end (delta: -1.6 GB). Peak memory consumption was 358.0 MB. 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/array3.i_4.bpl_svcomp-Reach-32bit-Kojak_Default.epf_KojakBplInline.xml/Csv-Benchmark-0-2018-09-23_21-59-34-027.csv Completed graceful shutdown