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/20170319-ConjunctivePathPrograms/count_by_k.i_3.bplTransformedIcfg_BEv2_3.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.23-bd42740 [2018-09-23 21:51:10,825 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-09-23 21:51:10,830 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-09-23 21:51:10,845 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-09-23 21:51:10,845 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-09-23 21:51:10,846 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-09-23 21:51:10,848 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-09-23 21:51:10,850 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-09-23 21:51:10,851 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-09-23 21:51:10,852 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-09-23 21:51:10,853 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-09-23 21:51:10,853 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-09-23 21:51:10,854 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-09-23 21:51:10,855 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-09-23 21:51:10,856 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-09-23 21:51:10,857 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-09-23 21:51:10,858 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-09-23 21:51:10,860 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-09-23 21:51:10,862 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-09-23 21:51:10,863 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-09-23 21:51:10,865 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-09-23 21:51:10,866 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-09-23 21:51:10,868 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-09-23 21:51:10,869 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-09-23 21:51:10,869 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-09-23 21:51:10,870 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-09-23 21:51:10,871 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-09-23 21:51:10,872 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-09-23 21:51:10,873 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-09-23 21:51:10,874 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-09-23 21:51:10,874 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-09-23 21:51:10,875 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-09-23 21:51:10,875 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-09-23 21:51:10,875 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-09-23 21:51:10,876 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-09-23 21:51:10,877 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-09-23 21:51:10,877 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 21:51:10,896 INFO L110 SettingsManager]: Loading preferences was successful [2018-09-23 21:51:10,896 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-09-23 21:51:10,897 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-09-23 21:51:10,897 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-09-23 21:51:10,898 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-09-23 21:51:10,898 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-09-23 21:51:10,898 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-09-23 21:51:10,898 INFO L133 SettingsManager]: * sizeof long=4 [2018-09-23 21:51:10,898 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-09-23 21:51:10,899 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-09-23 21:51:10,899 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-09-23 21:51:10,899 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-09-23 21:51:10,899 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-09-23 21:51:10,899 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-09-23 21:51:10,902 INFO L133 SettingsManager]: * sizeof long double=12 [2018-09-23 21:51:10,902 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-09-23 21:51:10,903 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-09-23 21:51:10,903 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-09-23 21:51:10,903 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-09-23 21:51:10,903 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-09-23 21:51:10,904 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-09-23 21:51:10,905 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-09-23 21:51:10,905 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-09-23 21:51:10,905 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-09-23 21:51:10,905 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-09-23 21:51:10,906 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-09-23 21:51:10,906 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-09-23 21:51:10,906 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-09-23 21:51:10,906 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-09-23 21:51:10,959 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-09-23 21:51:10,972 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-09-23 21:51:10,976 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-09-23 21:51:10,978 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2018-09-23 21:51:10,978 INFO L276 PluginConnector]: Boogie PL CUP Parser initialized [2018-09-23 21:51:10,979 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170319-ConjunctivePathPrograms/count_by_k.i_3.bplTransformedIcfg_BEv2_3.bpl [2018-09-23 21:51:10,979 INFO L111 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170319-ConjunctivePathPrograms/count_by_k.i_3.bplTransformedIcfg_BEv2_3.bpl' [2018-09-23 21:51:11,030 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-09-23 21:51:11,033 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-09-23 21:51:11,034 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-09-23 21:51:11,034 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-09-23 21:51:11,034 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-09-23 21:51:11,054 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "count_by_k.i_3.bplTransformedIcfg_BEv2_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 23.09 09:51:11" (1/1) ... [2018-09-23 21:51:11,066 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "count_by_k.i_3.bplTransformedIcfg_BEv2_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 23.09 09:51:11" (1/1) ... [2018-09-23 21:51:11,073 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-09-23 21:51:11,074 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-09-23 21:51:11,074 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-09-23 21:51:11,074 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-09-23 21:51:11,085 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "count_by_k.i_3.bplTransformedIcfg_BEv2_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 23.09 09:51:11" (1/1) ... [2018-09-23 21:51:11,086 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "count_by_k.i_3.bplTransformedIcfg_BEv2_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 23.09 09:51:11" (1/1) ... [2018-09-23 21:51:11,086 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "count_by_k.i_3.bplTransformedIcfg_BEv2_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 23.09 09:51:11" (1/1) ... [2018-09-23 21:51:11,087 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "count_by_k.i_3.bplTransformedIcfg_BEv2_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 23.09 09:51:11" (1/1) ... [2018-09-23 21:51:11,090 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "count_by_k.i_3.bplTransformedIcfg_BEv2_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 23.09 09:51:11" (1/1) ... [2018-09-23 21:51:11,092 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "count_by_k.i_3.bplTransformedIcfg_BEv2_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 23.09 09:51:11" (1/1) ... [2018-09-23 21:51:11,093 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "count_by_k.i_3.bplTransformedIcfg_BEv2_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 23.09 09:51:11" (1/1) ... [2018-09-23 21:51:11,094 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-09-23 21:51:11,095 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-09-23 21:51:11,095 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-09-23 21:51:11,095 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-09-23 21:51:11,096 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "count_by_k.i_3.bplTransformedIcfg_BEv2_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 23.09 09:51:11" (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 21:51:11,174 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2018-09-23 21:51:11,174 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-09-23 21:51:11,175 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-09-23 21:51:11,449 INFO L354 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-09-23 21:51:11,449 INFO L202 PluginConnector]: Adding new model count_by_k.i_3.bplTransformedIcfg_BEv2_3.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.09 09:51:11 BoogieIcfgContainer [2018-09-23 21:51:11,450 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-09-23 21:51:11,450 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-09-23 21:51:11,451 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-09-23 21:51:11,461 INFO L276 PluginConnector]: CodeCheck initialized [2018-09-23 21:51:11,462 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "count_by_k.i_3.bplTransformedIcfg_BEv2_3.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.09 09:51:11" (1/1) ... [2018-09-23 21:51:11,476 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-09-23 21:51:11,502 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:51:11,508 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 5 transitions. [2018-09-23 21:51:11,509 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 5 transitions. [2018-09-23 21:51:11,511 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-09-23 21:51:11,511 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:51:11,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:51:11,678 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 21:51:11,878 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:51:11,878 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 5 transitions. [2018-09-23 21:51:11,879 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 5 transitions. [2018-09-23 21:51:11,879 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-23 21:51:11,879 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:51:11,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:51:11,992 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:51:12,362 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:51:12,362 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 6 states and 7 transitions. [2018-09-23 21:51:12,363 INFO L276 IsEmpty]: Start isEmpty. Operand 6 states and 7 transitions. [2018-09-23 21:51:12,363 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-23 21:51:12,363 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:51:12,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:51:12,431 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:51:12,872 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:51:12,873 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2018-09-23 21:51:12,873 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2018-09-23 21:51:12,873 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-09-23 21:51:12,874 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:51:12,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:51:12,952 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:51:13,341 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:51:13,341 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 8 states and 9 transitions. [2018-09-23 21:51:13,342 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 9 transitions. [2018-09-23 21:51:13,342 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-09-23 21:51:13,342 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:51:13,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:51:13,567 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:51:13,752 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:51:13,752 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 9 states and 10 transitions. [2018-09-23 21:51:13,752 INFO L276 IsEmpty]: Start isEmpty. Operand 9 states and 10 transitions. [2018-09-23 21:51:13,753 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-09-23 21:51:13,753 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:51:13,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:51:13,851 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:51:14,087 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:51:14,087 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 10 states and 11 transitions. [2018-09-23 21:51:14,088 INFO L276 IsEmpty]: Start isEmpty. Operand 10 states and 11 transitions. [2018-09-23 21:51:14,088 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-09-23 21:51:14,088 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:51:14,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:51:14,219 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:51:14,480 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:51:14,480 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 11 states and 12 transitions. [2018-09-23 21:51:14,480 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 12 transitions. [2018-09-23 21:51:14,481 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-09-23 21:51:14,482 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:51:14,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:51:14,903 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:51:15,170 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:51:15,171 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 12 states and 13 transitions. [2018-09-23 21:51:15,171 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 13 transitions. [2018-09-23 21:51:15,172 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-09-23 21:51:15,172 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:51:15,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:51:15,731 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:51:16,144 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:51:16,144 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 13 states and 14 transitions. [2018-09-23 21:51:16,145 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 14 transitions. [2018-09-23 21:51:16,145 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-09-23 21:51:16,145 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:51:16,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:51:16,323 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:51:16,644 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:51:16,644 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 14 states and 15 transitions. [2018-09-23 21:51:16,645 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 15 transitions. [2018-09-23 21:51:16,645 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-09-23 21:51:16,645 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:51:16,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:51:16,756 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 55 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:51:17,152 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:51:17,153 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 15 states and 16 transitions. [2018-09-23 21:51:17,153 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 16 transitions. [2018-09-23 21:51:17,154 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-23 21:51:17,154 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:51:17,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:51:17,530 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 0 proven. 66 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:51:17,909 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:51:17,910 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 16 states and 17 transitions. [2018-09-23 21:51:17,911 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 17 transitions. [2018-09-23 21:51:17,911 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-09-23 21:51:17,912 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:51:17,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:51:18,026 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 0 proven. 78 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:51:18,282 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:51:18,283 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 17 states and 18 transitions. [2018-09-23 21:51:18,283 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 18 transitions. [2018-09-23 21:51:18,284 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-09-23 21:51:18,284 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:51:18,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:51:18,452 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:51:18,753 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:51:18,754 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 18 states and 19 transitions. [2018-09-23 21:51:18,754 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 19 transitions. [2018-09-23 21:51:18,755 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-09-23 21:51:18,755 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:51:18,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:51:18,858 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 0 proven. 105 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:51:19,133 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:51:19,134 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 19 states and 20 transitions. [2018-09-23 21:51:19,134 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 20 transitions. [2018-09-23 21:51:19,135 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-09-23 21:51:19,135 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:51:19,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:51:19,321 INFO L134 CoverageAnalysis]: Checked inductivity of 120 backedges. 0 proven. 120 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:51:20,079 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:51:20,080 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 20 states and 21 transitions. [2018-09-23 21:51:20,080 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 21 transitions. [2018-09-23 21:51:20,081 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-09-23 21:51:20,081 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:51:20,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:51:21,017 INFO L134 CoverageAnalysis]: Checked inductivity of 136 backedges. 0 proven. 136 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:51:21,810 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:51:21,811 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 21 states and 22 transitions. [2018-09-23 21:51:21,811 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 22 transitions. [2018-09-23 21:51:21,812 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-09-23 21:51:21,812 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:51:21,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:51:22,057 INFO L134 CoverageAnalysis]: Checked inductivity of 153 backedges. 0 proven. 153 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:51:22,907 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:51:22,907 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 22 states and 23 transitions. [2018-09-23 21:51:22,908 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 23 transitions. [2018-09-23 21:51:22,908 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2018-09-23 21:51:22,908 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:51:22,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:51:23,148 INFO L134 CoverageAnalysis]: Checked inductivity of 171 backedges. 0 proven. 171 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:51:23,487 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:51:23,488 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 23 states and 24 transitions. [2018-09-23 21:51:23,488 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 24 transitions. [2018-09-23 21:51:23,489 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2018-09-23 21:51:23,489 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:51:23,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:51:23,640 INFO L134 CoverageAnalysis]: Checked inductivity of 190 backedges. 0 proven. 190 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:51:23,954 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:51:23,954 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 24 states and 25 transitions. [2018-09-23 21:51:23,955 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 25 transitions. [2018-09-23 21:51:23,956 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2018-09-23 21:51:23,956 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:51:23,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:51:24,122 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 0 proven. 210 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:51:24,471 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:51:24,472 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 25 states and 26 transitions. [2018-09-23 21:51:24,472 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 26 transitions. [2018-09-23 21:51:24,473 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2018-09-23 21:51:24,474 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:51:24,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:51:24,607 INFO L134 CoverageAnalysis]: Checked inductivity of 231 backedges. 0 proven. 231 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:51:25,095 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:51:25,096 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 26 states and 27 transitions. [2018-09-23 21:51:25,096 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 27 transitions. [2018-09-23 21:51:25,097 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2018-09-23 21:51:25,097 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:51:25,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:51:25,325 INFO L134 CoverageAnalysis]: Checked inductivity of 253 backedges. 0 proven. 253 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:51:25,910 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:51:25,910 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 27 states and 28 transitions. [2018-09-23 21:51:25,911 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 28 transitions. [2018-09-23 21:51:25,911 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2018-09-23 21:51:25,912 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:51:25,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:51:26,096 INFO L134 CoverageAnalysis]: Checked inductivity of 276 backedges. 0 proven. 276 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:51:26,590 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:51:26,591 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 28 states and 29 transitions. [2018-09-23 21:51:26,591 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 29 transitions. [2018-09-23 21:51:26,592 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2018-09-23 21:51:26,592 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:51:26,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:51:26,899 INFO L134 CoverageAnalysis]: Checked inductivity of 300 backedges. 0 proven. 300 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:51:27,584 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:51:27,585 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 29 states and 30 transitions. [2018-09-23 21:51:27,585 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 30 transitions. [2018-09-23 21:51:27,585 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2018-09-23 21:51:27,586 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:51:27,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:51:27,761 INFO L134 CoverageAnalysis]: Checked inductivity of 325 backedges. 0 proven. 325 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:51:28,158 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:51:28,159 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 30 states and 31 transitions. [2018-09-23 21:51:28,159 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 31 transitions. [2018-09-23 21:51:28,160 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2018-09-23 21:51:28,160 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:51:28,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:51:28,566 INFO L134 CoverageAnalysis]: Checked inductivity of 351 backedges. 0 proven. 351 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:51:29,002 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:51:29,003 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 31 states and 32 transitions. [2018-09-23 21:51:29,003 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 32 transitions. [2018-09-23 21:51:29,004 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2018-09-23 21:51:29,004 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:51:29,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:51:29,640 INFO L134 CoverageAnalysis]: Checked inductivity of 378 backedges. 0 proven. 378 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:51:30,092 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:51:30,093 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 32 states and 33 transitions. [2018-09-23 21:51:30,093 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 33 transitions. [2018-09-23 21:51:30,093 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2018-09-23 21:51:30,093 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:51:30,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:51:30,965 INFO L134 CoverageAnalysis]: Checked inductivity of 406 backedges. 0 proven. 406 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:51:31,405 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:51:31,405 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 33 states and 34 transitions. [2018-09-23 21:51:31,406 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 34 transitions. [2018-09-23 21:51:31,406 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2018-09-23 21:51:31,407 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:51:31,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:51:31,600 INFO L134 CoverageAnalysis]: Checked inductivity of 435 backedges. 0 proven. 435 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:51:32,135 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:51:32,136 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 34 states and 35 transitions. [2018-09-23 21:51:32,136 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 35 transitions. [2018-09-23 21:51:32,136 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2018-09-23 21:51:32,137 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:51:32,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:51:32,431 INFO L134 CoverageAnalysis]: Checked inductivity of 465 backedges. 0 proven. 465 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:51:32,897 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:51:32,898 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 35 states and 36 transitions. [2018-09-23 21:51:32,898 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 36 transitions. [2018-09-23 21:51:32,898 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2018-09-23 21:51:32,899 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:51:32,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:51:33,192 INFO L134 CoverageAnalysis]: Checked inductivity of 496 backedges. 0 proven. 496 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:51:33,687 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:51:33,688 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 36 states and 37 transitions. [2018-09-23 21:51:33,688 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 37 transitions. [2018-09-23 21:51:33,688 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2018-09-23 21:51:33,688 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:51:33,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:51:33,900 INFO L134 CoverageAnalysis]: Checked inductivity of 528 backedges. 0 proven. 528 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:51:34,426 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:51:34,426 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 37 states and 38 transitions. [2018-09-23 21:51:34,427 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 38 transitions. [2018-09-23 21:51:34,427 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2018-09-23 21:51:34,428 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:51:34,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:51:34,661 INFO L134 CoverageAnalysis]: Checked inductivity of 561 backedges. 0 proven. 561 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:51:35,193 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:51:35,194 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 38 states and 39 transitions. [2018-09-23 21:51:35,194 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 39 transitions. [2018-09-23 21:51:35,194 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2018-09-23 21:51:35,194 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:51:35,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:51:35,466 INFO L134 CoverageAnalysis]: Checked inductivity of 595 backedges. 0 proven. 595 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:51:36,202 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:51:36,203 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 39 states and 40 transitions. [2018-09-23 21:51:36,203 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 40 transitions. [2018-09-23 21:51:36,203 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2018-09-23 21:51:36,203 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:51:36,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:51:36,476 INFO L134 CoverageAnalysis]: Checked inductivity of 630 backedges. 0 proven. 630 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:51:37,005 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:51:37,006 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 40 states and 41 transitions. [2018-09-23 21:51:37,006 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 41 transitions. [2018-09-23 21:51:37,007 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2018-09-23 21:51:37,007 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:51:37,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:51:37,407 INFO L134 CoverageAnalysis]: Checked inductivity of 666 backedges. 0 proven. 666 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:51:38,483 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:51:38,483 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 41 states and 42 transitions. [2018-09-23 21:51:38,484 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 42 transitions. [2018-09-23 21:51:38,484 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2018-09-23 21:51:38,484 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:51:38,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:51:38,773 INFO L134 CoverageAnalysis]: Checked inductivity of 703 backedges. 0 proven. 703 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:51:39,378 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:51:39,379 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 42 states and 43 transitions. [2018-09-23 21:51:39,379 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 43 transitions. [2018-09-23 21:51:39,380 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2018-09-23 21:51:39,380 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:51:39,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:51:39,599 INFO L134 CoverageAnalysis]: Checked inductivity of 741 backedges. 0 proven. 741 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:51:40,182 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:51:40,183 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 43 states and 44 transitions. [2018-09-23 21:51:40,183 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 44 transitions. [2018-09-23 21:51:40,183 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2018-09-23 21:51:40,184 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:51:40,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:51:40,436 INFO L134 CoverageAnalysis]: Checked inductivity of 780 backedges. 0 proven. 780 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:51:41,128 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:51:41,128 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 44 states and 45 transitions. [2018-09-23 21:51:41,128 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 45 transitions. [2018-09-23 21:51:41,129 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2018-09-23 21:51:41,129 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:51:41,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:51:41,388 INFO L134 CoverageAnalysis]: Checked inductivity of 820 backedges. 0 proven. 820 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:51:42,113 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:51:42,113 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 45 states and 46 transitions. [2018-09-23 21:51:42,113 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 46 transitions. [2018-09-23 21:51:42,114 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2018-09-23 21:51:42,114 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:51:42,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:51:42,507 INFO L134 CoverageAnalysis]: Checked inductivity of 861 backedges. 0 proven. 861 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:51:43,274 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:51:43,274 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 46 states and 47 transitions. [2018-09-23 21:51:43,274 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 47 transitions. [2018-09-23 21:51:43,275 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2018-09-23 21:51:43,275 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:51:43,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:51:43,652 INFO L134 CoverageAnalysis]: Checked inductivity of 903 backedges. 0 proven. 903 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:51:44,278 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:51:44,279 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 47 states and 48 transitions. [2018-09-23 21:51:44,279 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 48 transitions. [2018-09-23 21:51:44,279 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-09-23 21:51:44,279 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:51:44,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:51:44,562 INFO L134 CoverageAnalysis]: Checked inductivity of 946 backedges. 0 proven. 946 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:51:45,218 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:51:45,218 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 48 states and 49 transitions. [2018-09-23 21:51:45,219 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 49 transitions. [2018-09-23 21:51:45,219 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2018-09-23 21:51:45,219 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:51:45,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:51:45,529 INFO L134 CoverageAnalysis]: Checked inductivity of 990 backedges. 0 proven. 990 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:51:46,232 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:51:46,232 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 49 states and 50 transitions. [2018-09-23 21:51:46,233 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 50 transitions. [2018-09-23 21:51:46,233 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2018-09-23 21:51:46,234 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:51:46,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:51:46,765 INFO L134 CoverageAnalysis]: Checked inductivity of 1035 backedges. 0 proven. 1035 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:51:47,422 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:51:47,422 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 50 states and 51 transitions. [2018-09-23 21:51:47,422 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 51 transitions. [2018-09-23 21:51:47,423 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2018-09-23 21:51:47,423 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:51:47,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:51:47,964 INFO L134 CoverageAnalysis]: Checked inductivity of 1081 backedges. 0 proven. 1081 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:51:48,869 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:51:48,869 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 51 states and 52 transitions. [2018-09-23 21:51:48,869 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 52 transitions. [2018-09-23 21:51:48,870 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2018-09-23 21:51:48,870 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:51:49,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:51:49,763 INFO L134 CoverageAnalysis]: Checked inductivity of 1128 backedges. 0 proven. 1128 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:51:50,428 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:51:50,428 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 52 states and 53 transitions. [2018-09-23 21:51:50,428 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 53 transitions. [2018-09-23 21:51:50,429 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2018-09-23 21:51:50,429 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:51:50,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:51:50,726 INFO L134 CoverageAnalysis]: Checked inductivity of 1176 backedges. 0 proven. 1176 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:51:51,526 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:51:51,527 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 53 states and 54 transitions. [2018-09-23 21:51:51,527 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 54 transitions. [2018-09-23 21:51:51,527 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-09-23 21:51:51,527 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:51:51,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:51:52,148 INFO L134 CoverageAnalysis]: Checked inductivity of 1225 backedges. 0 proven. 1225 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:51:53,206 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:51:53,206 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 54 states and 55 transitions. [2018-09-23 21:51:53,206 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 55 transitions. [2018-09-23 21:51:53,207 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2018-09-23 21:51:53,207 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:51:53,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:51:53,624 INFO L134 CoverageAnalysis]: Checked inductivity of 1275 backedges. 0 proven. 1275 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:51:54,542 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:51:54,542 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 55 states and 56 transitions. [2018-09-23 21:51:54,543 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 56 transitions. [2018-09-23 21:51:54,543 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2018-09-23 21:51:54,543 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:51:54,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:51:54,862 INFO L134 CoverageAnalysis]: Checked inductivity of 1326 backedges. 0 proven. 1326 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:51:55,603 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:51:55,603 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 56 states and 57 transitions. [2018-09-23 21:51:55,603 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 57 transitions. [2018-09-23 21:51:55,604 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2018-09-23 21:51:55,604 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:51:55,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:51:55,945 INFO L134 CoverageAnalysis]: Checked inductivity of 1378 backedges. 0 proven. 1378 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:51:56,697 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:51:56,697 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 57 states and 58 transitions. [2018-09-23 21:51:56,697 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 58 transitions. [2018-09-23 21:51:56,698 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2018-09-23 21:51:56,698 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:51:56,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:51:57,074 INFO L134 CoverageAnalysis]: Checked inductivity of 1431 backedges. 0 proven. 1431 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:51:58,093 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:51:58,094 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 58 states and 59 transitions. [2018-09-23 21:51:58,094 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 59 transitions. [2018-09-23 21:51:58,094 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2018-09-23 21:51:58,094 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:51:58,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:51:58,493 INFO L134 CoverageAnalysis]: Checked inductivity of 1485 backedges. 0 proven. 1485 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:51:59,371 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:51:59,372 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 59 states and 60 transitions. [2018-09-23 21:51:59,372 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 60 transitions. [2018-09-23 21:51:59,372 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2018-09-23 21:51:59,372 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:51:59,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:51:59,783 INFO L134 CoverageAnalysis]: Checked inductivity of 1540 backedges. 0 proven. 1540 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:52:00,586 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:52:00,587 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 60 states and 61 transitions. [2018-09-23 21:52:00,587 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 61 transitions. [2018-09-23 21:52:00,587 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2018-09-23 21:52:00,588 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:52:00,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:52:01,005 INFO L134 CoverageAnalysis]: Checked inductivity of 1596 backedges. 0 proven. 1596 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:52:01,794 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:52:01,794 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 61 states and 62 transitions. [2018-09-23 21:52:01,794 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 62 transitions. [2018-09-23 21:52:01,795 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-09-23 21:52:01,795 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:52:01,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:52:02,357 INFO L134 CoverageAnalysis]: Checked inductivity of 1653 backedges. 0 proven. 1653 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:52:03,418 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:52:03,418 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 62 states and 63 transitions. [2018-09-23 21:52:03,419 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 63 transitions. [2018-09-23 21:52:03,419 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2018-09-23 21:52:03,419 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:52:03,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:52:04,262 INFO L134 CoverageAnalysis]: Checked inductivity of 1711 backedges. 0 proven. 1711 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:52:05,093 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:52:05,094 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 63 states and 64 transitions. [2018-09-23 21:52:05,094 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 64 transitions. [2018-09-23 21:52:05,095 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2018-09-23 21:52:05,095 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:52:05,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:52:05,549 INFO L134 CoverageAnalysis]: Checked inductivity of 1770 backedges. 0 proven. 1770 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:52:06,380 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:52:06,381 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 64 states and 65 transitions. [2018-09-23 21:52:06,381 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 65 transitions. [2018-09-23 21:52:06,381 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2018-09-23 21:52:06,382 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:52:06,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:52:06,878 INFO L134 CoverageAnalysis]: Checked inductivity of 1830 backedges. 0 proven. 1830 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:52:07,711 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:52:07,712 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 65 states and 66 transitions. [2018-09-23 21:52:07,712 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 66 transitions. [2018-09-23 21:52:07,712 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2018-09-23 21:52:07,712 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:52:07,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:52:08,457 INFO L134 CoverageAnalysis]: Checked inductivity of 1891 backedges. 0 proven. 1891 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:52:09,347 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:52:09,348 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 66 states and 67 transitions. [2018-09-23 21:52:09,348 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 67 transitions. [2018-09-23 21:52:09,348 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2018-09-23 21:52:09,349 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:52:09,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:52:09,918 INFO L134 CoverageAnalysis]: Checked inductivity of 1953 backedges. 0 proven. 1953 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:52:10,810 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:52:10,811 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 67 states and 68 transitions. [2018-09-23 21:52:10,811 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 68 transitions. [2018-09-23 21:52:10,812 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2018-09-23 21:52:10,812 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:52:11,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:52:11,305 INFO L134 CoverageAnalysis]: Checked inductivity of 2016 backedges. 0 proven. 2016 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:52:12,238 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:52:12,239 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 68 states and 69 transitions. [2018-09-23 21:52:12,239 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 69 transitions. [2018-09-23 21:52:12,239 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2018-09-23 21:52:12,239 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:52:12,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:52:12,711 INFO L134 CoverageAnalysis]: Checked inductivity of 2080 backedges. 0 proven. 2080 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:52:13,862 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:52:13,863 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 69 states and 70 transitions. [2018-09-23 21:52:13,863 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 70 transitions. [2018-09-23 21:52:13,864 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2018-09-23 21:52:13,864 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:52:14,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:52:14,338 INFO L134 CoverageAnalysis]: Checked inductivity of 2145 backedges. 0 proven. 2145 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:52:15,245 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:52:15,245 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 70 states and 71 transitions. [2018-09-23 21:52:15,246 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 71 transitions. [2018-09-23 21:52:15,246 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2018-09-23 21:52:15,246 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:52:15,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:52:15,768 INFO L134 CoverageAnalysis]: Checked inductivity of 2211 backedges. 0 proven. 2211 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:52:17,852 WARN L178 SmtUtils]: Spent 150.00 ms on a formula simplification. DAG size of input: 14 DAG size of output: 9 [2018-09-23 21:52:25,746 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:52:25,746 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 71 states and 72 transitions. [2018-09-23 21:52:25,746 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 72 transitions. [2018-09-23 21:52:25,747 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2018-09-23 21:52:25,747 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:52:26,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:52:26,321 INFO L134 CoverageAnalysis]: Checked inductivity of 2278 backedges. 0 proven. 2278 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:52:27,280 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:52:27,280 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 72 states and 73 transitions. [2018-09-23 21:52:27,281 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 73 transitions. [2018-09-23 21:52:27,281 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2018-09-23 21:52:27,281 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:52:27,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:52:27,838 INFO L134 CoverageAnalysis]: Checked inductivity of 2346 backedges. 0 proven. 2346 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:52:29,049 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:52:29,049 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 73 states and 74 transitions. [2018-09-23 21:52:29,049 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 74 transitions. [2018-09-23 21:52:29,050 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2018-09-23 21:52:29,050 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:52:29,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:52:29,608 INFO L134 CoverageAnalysis]: Checked inductivity of 2415 backedges. 0 proven. 2415 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:52:30,637 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:52:30,638 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 74 states and 75 transitions. [2018-09-23 21:52:30,638 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 75 transitions. [2018-09-23 21:52:30,639 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2018-09-23 21:52:30,639 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:52:30,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:52:31,198 INFO L134 CoverageAnalysis]: Checked inductivity of 2485 backedges. 0 proven. 2485 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:52:32,180 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:52:32,181 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 75 states and 76 transitions. [2018-09-23 21:52:32,181 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 76 transitions. [2018-09-23 21:52:32,181 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2018-09-23 21:52:32,181 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:52:32,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:52:33,456 INFO L134 CoverageAnalysis]: Checked inductivity of 2556 backedges. 0 proven. 2556 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:52:34,685 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:52:34,686 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 76 states and 77 transitions. [2018-09-23 21:52:34,686 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 77 transitions. [2018-09-23 21:52:34,686 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2018-09-23 21:52:34,686 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:52:35,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:52:35,357 INFO L134 CoverageAnalysis]: Checked inductivity of 2628 backedges. 0 proven. 2628 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:52:36,373 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:52:36,374 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 77 states and 78 transitions. [2018-09-23 21:52:36,374 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 78 transitions. [2018-09-23 21:52:36,375 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2018-09-23 21:52:36,375 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:52:36,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:52:37,708 INFO L134 CoverageAnalysis]: Checked inductivity of 2701 backedges. 0 proven. 2701 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:52:38,841 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:52:38,842 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 78 states and 79 transitions. [2018-09-23 21:52:38,842 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 79 transitions. [2018-09-23 21:52:38,842 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2018-09-23 21:52:38,842 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:52:39,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:52:39,596 INFO L134 CoverageAnalysis]: Checked inductivity of 2775 backedges. 0 proven. 2775 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:52:40,662 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:52:40,663 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 79 states and 80 transitions. [2018-09-23 21:52:40,663 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 80 transitions. [2018-09-23 21:52:40,664 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2018-09-23 21:52:40,664 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:52:41,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:52:41,343 INFO L134 CoverageAnalysis]: Checked inductivity of 2850 backedges. 0 proven. 2850 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:52:42,411 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:52:42,411 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 80 states and 81 transitions. [2018-09-23 21:52:42,412 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 81 transitions. [2018-09-23 21:52:42,412 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2018-09-23 21:52:42,412 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:52:42,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:52:43,692 INFO L134 CoverageAnalysis]: Checked inductivity of 2926 backedges. 0 proven. 2926 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:52:45,001 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:52:45,001 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 81 states and 82 transitions. [2018-09-23 21:52:45,001 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 82 transitions. [2018-09-23 21:52:45,002 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2018-09-23 21:52:45,002 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:52:45,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:52:45,752 INFO L134 CoverageAnalysis]: Checked inductivity of 3003 backedges. 0 proven. 3003 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:52:46,861 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:52:46,862 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 82 states and 83 transitions. [2018-09-23 21:52:46,862 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 83 transitions. [2018-09-23 21:52:46,863 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2018-09-23 21:52:46,863 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:52:47,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:52:47,547 INFO L134 CoverageAnalysis]: Checked inductivity of 3081 backedges. 0 proven. 3081 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:52:48,635 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:52:48,635 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 83 states and 84 transitions. [2018-09-23 21:52:48,636 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 84 transitions. [2018-09-23 21:52:48,636 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2018-09-23 21:52:48,636 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:52:49,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:52:49,557 INFO L134 CoverageAnalysis]: Checked inductivity of 3160 backedges. 0 proven. 3160 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:52:50,676 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:52:50,676 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 84 states and 85 transitions. [2018-09-23 21:52:50,677 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 85 transitions. [2018-09-23 21:52:50,677 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2018-09-23 21:52:50,677 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:52:51,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:52:51,474 INFO L134 CoverageAnalysis]: Checked inductivity of 3240 backedges. 0 proven. 3240 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:52:52,606 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:52:52,607 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 85 states and 86 transitions. [2018-09-23 21:52:52,607 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 86 transitions. [2018-09-23 21:52:52,607 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2018-09-23 21:52:52,607 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:52:53,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:52:53,484 INFO L134 CoverageAnalysis]: Checked inductivity of 3321 backedges. 0 proven. 3321 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:52:54,917 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:52:54,917 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 86 states and 87 transitions. [2018-09-23 21:52:54,917 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 87 transitions. [2018-09-23 21:52:54,918 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2018-09-23 21:52:54,918 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:52:55,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:52:55,859 INFO L134 CoverageAnalysis]: Checked inductivity of 3403 backedges. 0 proven. 3403 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:52:57,014 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:52:57,014 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 87 states and 88 transitions. [2018-09-23 21:52:57,014 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 88 transitions. [2018-09-23 21:52:57,015 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2018-09-23 21:52:57,015 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:52:57,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:52:57,864 INFO L134 CoverageAnalysis]: Checked inductivity of 3486 backedges. 0 proven. 3486 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:52:59,168 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:52:59,169 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 88 states and 89 transitions. [2018-09-23 21:52:59,169 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 89 transitions. [2018-09-23 21:52:59,169 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2018-09-23 21:52:59,170 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:52:59,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:52:59,998 INFO L134 CoverageAnalysis]: Checked inductivity of 3570 backedges. 0 proven. 3570 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:53:01,178 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:53:01,178 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 89 states and 90 transitions. [2018-09-23 21:53:01,179 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 90 transitions. [2018-09-23 21:53:01,179 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2018-09-23 21:53:01,179 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:53:01,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:53:02,049 INFO L134 CoverageAnalysis]: Checked inductivity of 3655 backedges. 0 proven. 3655 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:53:03,381 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:53:03,381 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 90 states and 91 transitions. [2018-09-23 21:53:03,381 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 91 transitions. [2018-09-23 21:53:03,382 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2018-09-23 21:53:03,382 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:53:03,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:53:04,207 INFO L134 CoverageAnalysis]: Checked inductivity of 3741 backedges. 0 proven. 3741 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:53:05,724 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:53:05,725 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 91 states and 92 transitions. [2018-09-23 21:53:05,725 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 92 transitions. [2018-09-23 21:53:05,725 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2018-09-23 21:53:05,725 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:53:06,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:53:06,668 INFO L134 CoverageAnalysis]: Checked inductivity of 3828 backedges. 0 proven. 3828 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:53:07,975 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:53:07,975 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 92 states and 93 transitions. [2018-09-23 21:53:07,975 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 93 transitions. [2018-09-23 21:53:07,976 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2018-09-23 21:53:07,976 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:53:08,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:53:08,910 INFO L134 CoverageAnalysis]: Checked inductivity of 3916 backedges. 0 proven. 3916 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:53:10,383 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:53:10,384 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 93 states and 94 transitions. [2018-09-23 21:53:10,384 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 94 transitions. [2018-09-23 21:53:10,385 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2018-09-23 21:53:10,385 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:53:10,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:53:11,326 INFO L134 CoverageAnalysis]: Checked inductivity of 4005 backedges. 0 proven. 4005 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:53:12,615 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:53:12,616 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 94 states and 95 transitions. [2018-09-23 21:53:12,616 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 95 transitions. [2018-09-23 21:53:12,617 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2018-09-23 21:53:12,617 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:53:13,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:53:13,608 INFO L134 CoverageAnalysis]: Checked inductivity of 4095 backedges. 0 proven. 4095 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:53:15,084 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:53:15,085 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 95 states and 96 transitions. [2018-09-23 21:53:15,085 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 96 transitions. [2018-09-23 21:53:15,085 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2018-09-23 21:53:15,085 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:53:15,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:53:16,111 INFO L134 CoverageAnalysis]: Checked inductivity of 4186 backedges. 0 proven. 4186 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:53:17,368 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:53:17,369 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 96 states and 97 transitions. [2018-09-23 21:53:17,369 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 97 transitions. [2018-09-23 21:53:17,369 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2018-09-23 21:53:17,369 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:53:18,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:53:18,402 INFO L134 CoverageAnalysis]: Checked inductivity of 4278 backedges. 0 proven. 4278 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:53:19,953 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:53:19,954 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 97 states and 98 transitions. [2018-09-23 21:53:19,954 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 98 transitions. [2018-09-23 21:53:19,955 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2018-09-23 21:53:19,955 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:53:20,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:53:21,050 INFO L134 CoverageAnalysis]: Checked inductivity of 4371 backedges. 0 proven. 4371 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:53:22,354 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:53:22,354 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 98 states and 99 transitions. [2018-09-23 21:53:22,354 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 99 transitions. [2018-09-23 21:53:22,355 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2018-09-23 21:53:22,355 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:53:23,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:53:23,432 INFO L134 CoverageAnalysis]: Checked inductivity of 4465 backedges. 0 proven. 4465 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:53:25,017 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:53:25,017 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 99 states and 100 transitions. [2018-09-23 21:53:25,017 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 100 transitions. [2018-09-23 21:53:25,018 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2018-09-23 21:53:25,018 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:53:25,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:53:26,487 INFO L134 CoverageAnalysis]: Checked inductivity of 4560 backedges. 0 proven. 4560 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:53:27,866 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:53:27,867 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 100 states and 101 transitions. [2018-09-23 21:53:27,867 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 101 transitions. [2018-09-23 21:53:27,868 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2018-09-23 21:53:27,868 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:53:28,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:53:28,993 INFO L134 CoverageAnalysis]: Checked inductivity of 4656 backedges. 0 proven. 4656 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:53:30,633 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:53:30,634 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 101 states and 102 transitions. [2018-09-23 21:53:30,634 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 102 transitions. [2018-09-23 21:53:30,634 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2018-09-23 21:53:30,634 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:53:31,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:53:31,774 INFO L134 CoverageAnalysis]: Checked inductivity of 4753 backedges. 0 proven. 4753 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:53:33,255 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:53:33,255 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 102 states and 103 transitions. [2018-09-23 21:53:33,256 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 103 transitions. [2018-09-23 21:53:33,256 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2018-09-23 21:53:33,257 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:53:34,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:53:34,489 INFO L134 CoverageAnalysis]: Checked inductivity of 4851 backedges. 0 proven. 4851 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:53:36,035 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:53:36,036 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 103 states and 104 transitions. [2018-09-23 21:53:36,036 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 104 transitions. [2018-09-23 21:53:36,037 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2018-09-23 21:53:36,037 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:53:36,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:53:37,265 INFO L134 CoverageAnalysis]: Checked inductivity of 4950 backedges. 0 proven. 4950 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:53:38,700 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:53:38,701 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 104 states and 105 transitions. [2018-09-23 21:53:38,701 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 105 transitions. [2018-09-23 21:53:38,702 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2018-09-23 21:53:38,702 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:53:39,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:53:40,005 INFO L134 CoverageAnalysis]: Checked inductivity of 5050 backedges. 0 proven. 5050 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:53:41,609 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:53:41,609 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 105 states and 106 transitions. [2018-09-23 21:53:41,609 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 106 transitions. [2018-09-23 21:53:41,610 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2018-09-23 21:53:41,610 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:53:42,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:53:42,954 INFO L134 CoverageAnalysis]: Checked inductivity of 5151 backedges. 0 proven. 5151 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:53:44,336 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:53:44,336 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 106 states and 107 transitions. [2018-09-23 21:53:44,337 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 107 transitions. [2018-09-23 21:53:44,338 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2018-09-23 21:53:44,338 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:53:45,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:53:45,816 INFO L134 CoverageAnalysis]: Checked inductivity of 5253 backedges. 0 proven. 5253 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:53:47,260 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:53:47,260 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 107 states and 108 transitions. [2018-09-23 21:53:47,261 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 108 transitions. [2018-09-23 21:53:47,261 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2018-09-23 21:53:47,262 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:53:48,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:53:48,576 INFO L134 CoverageAnalysis]: Checked inductivity of 5356 backedges. 0 proven. 5356 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:53:50,071 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:53:50,072 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 108 states and 109 transitions. [2018-09-23 21:53:50,072 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 109 transitions. [2018-09-23 21:53:50,072 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2018-09-23 21:53:50,072 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:53:50,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:53:51,400 INFO L134 CoverageAnalysis]: Checked inductivity of 5460 backedges. 0 proven. 5460 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:53:52,837 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:53:52,837 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 109 states and 110 transitions. [2018-09-23 21:53:52,837 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 110 transitions. [2018-09-23 21:53:52,838 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2018-09-23 21:53:52,838 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:53:53,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:53:54,238 INFO L134 CoverageAnalysis]: Checked inductivity of 5565 backedges. 0 proven. 5565 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:53:55,933 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:53:55,934 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 110 states and 111 transitions. [2018-09-23 21:53:55,934 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 111 transitions. [2018-09-23 21:53:55,934 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2018-09-23 21:53:55,935 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:53:56,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:53:57,498 INFO L134 CoverageAnalysis]: Checked inductivity of 5671 backedges. 0 proven. 5671 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:53:59,020 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:53:59,020 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 111 states and 112 transitions. [2018-09-23 21:53:59,021 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 112 transitions. [2018-09-23 21:53:59,021 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2018-09-23 21:53:59,022 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:53:59,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:54:00,378 INFO L134 CoverageAnalysis]: Checked inductivity of 5778 backedges. 0 proven. 5778 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:54:02,042 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:54:02,042 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 112 states and 113 transitions. [2018-09-23 21:54:02,043 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 113 transitions. [2018-09-23 21:54:02,043 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2018-09-23 21:54:02,043 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:54:03,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:54:03,534 INFO L134 CoverageAnalysis]: Checked inductivity of 5886 backedges. 0 proven. 5886 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:54:05,101 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:54:05,102 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 113 states and 114 transitions. [2018-09-23 21:54:05,102 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 114 transitions. [2018-09-23 21:54:05,102 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2018-09-23 21:54:05,103 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:54:06,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:54:06,666 INFO L134 CoverageAnalysis]: Checked inductivity of 5995 backedges. 0 proven. 5995 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:54:08,195 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:54:08,196 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 114 states and 115 transitions. [2018-09-23 21:54:08,196 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 115 transitions. [2018-09-23 21:54:08,197 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2018-09-23 21:54:08,197 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:54:09,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:54:09,726 INFO L134 CoverageAnalysis]: Checked inductivity of 6105 backedges. 0 proven. 6105 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:54:11,492 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:54:11,493 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 115 states and 116 transitions. [2018-09-23 21:54:11,493 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 116 transitions. [2018-09-23 21:54:11,494 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2018-09-23 21:54:11,494 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:54:12,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:54:13,086 INFO L134 CoverageAnalysis]: Checked inductivity of 6216 backedges. 0 proven. 6216 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:54:14,661 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:54:14,661 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 116 states and 117 transitions. [2018-09-23 21:54:14,661 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 117 transitions. [2018-09-23 21:54:14,662 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2018-09-23 21:54:14,662 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:54:15,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:54:16,439 INFO L134 CoverageAnalysis]: Checked inductivity of 6328 backedges. 0 proven. 6328 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:54:18,035 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:54:18,036 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 117 states and 118 transitions. [2018-09-23 21:54:18,036 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 118 transitions. [2018-09-23 21:54:18,036 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2018-09-23 21:54:18,036 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:54:19,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:54:19,650 INFO L134 CoverageAnalysis]: Checked inductivity of 6441 backedges. 0 proven. 6441 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:54:21,519 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:54:21,520 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 118 states and 119 transitions. [2018-09-23 21:54:21,520 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 119 transitions. [2018-09-23 21:54:21,521 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2018-09-23 21:54:21,521 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:54:22,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:54:23,168 INFO L134 CoverageAnalysis]: Checked inductivity of 6555 backedges. 0 proven. 6555 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:54:24,804 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:54:24,804 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 119 states and 120 transitions. [2018-09-23 21:54:24,804 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 120 transitions. [2018-09-23 21:54:24,805 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2018-09-23 21:54:24,805 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:54:25,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:54:26,663 INFO L134 CoverageAnalysis]: Checked inductivity of 6670 backedges. 0 proven. 6670 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:54:28,241 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:54:28,242 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 121 states to 120 states and 121 transitions. [2018-09-23 21:54:28,242 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 121 transitions. [2018-09-23 21:54:28,242 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2018-09-23 21:54:28,242 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:54:29,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:54:29,976 INFO L134 CoverageAnalysis]: Checked inductivity of 6786 backedges. 0 proven. 6786 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:54:31,884 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:54:31,885 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 122 states to 121 states and 122 transitions. [2018-09-23 21:54:31,885 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 122 transitions. [2018-09-23 21:54:31,885 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2018-09-23 21:54:31,885 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:54:33,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:54:33,732 INFO L134 CoverageAnalysis]: Checked inductivity of 6903 backedges. 0 proven. 6903 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:54:35,369 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:54:35,369 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 122 states and 123 transitions. [2018-09-23 21:54:35,370 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 123 transitions. [2018-09-23 21:54:35,370 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2018-09-23 21:54:35,370 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:54:36,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:54:37,193 INFO L134 CoverageAnalysis]: Checked inductivity of 7021 backedges. 0 proven. 7021 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:54:38,806 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:54:38,806 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 123 states and 124 transitions. [2018-09-23 21:54:38,806 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 124 transitions. [2018-09-23 21:54:38,807 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2018-09-23 21:54:38,807 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:54:40,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:54:40,606 INFO L134 CoverageAnalysis]: Checked inductivity of 7140 backedges. 0 proven. 7140 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:54:42,539 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:54:42,539 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 125 states to 124 states and 125 transitions. [2018-09-23 21:54:42,540 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 125 transitions. [2018-09-23 21:54:42,540 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2018-09-23 21:54:42,540 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:54:43,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:54:44,430 INFO L134 CoverageAnalysis]: Checked inductivity of 7260 backedges. 0 proven. 7260 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:54:46,141 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:54:46,142 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 126 states to 125 states and 126 transitions. [2018-09-23 21:54:46,142 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 126 transitions. [2018-09-23 21:54:46,142 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2018-09-23 21:54:46,142 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:54:47,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:54:48,184 INFO L134 CoverageAnalysis]: Checked inductivity of 7381 backedges. 0 proven. 7381 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:54:49,840 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:54:49,840 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 127 states to 126 states and 127 transitions. [2018-09-23 21:54:49,841 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 127 transitions. [2018-09-23 21:54:49,841 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2018-09-23 21:54:49,841 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:54:51,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:54:52,086 INFO L134 CoverageAnalysis]: Checked inductivity of 7503 backedges. 0 proven. 7503 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:54:53,812 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:54:53,812 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 128 states to 127 states and 128 transitions. [2018-09-23 21:54:53,813 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 128 transitions. [2018-09-23 21:54:53,813 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2018-09-23 21:54:53,813 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:54:55,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:54:55,815 INFO L134 CoverageAnalysis]: Checked inductivity of 7626 backedges. 0 proven. 7626 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:54:57,759 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:54:57,759 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 128 states and 129 transitions. [2018-09-23 21:54:57,759 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 129 transitions. [2018-09-23 21:54:57,760 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2018-09-23 21:54:57,760 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:54:59,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:54:59,965 INFO L134 CoverageAnalysis]: Checked inductivity of 7750 backedges. 0 proven. 7750 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:55:01,777 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:55:01,777 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 129 states and 130 transitions. [2018-09-23 21:55:01,777 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 130 transitions. [2018-09-23 21:55:01,778 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2018-09-23 21:55:01,778 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:55:03,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:55:04,021 INFO L134 CoverageAnalysis]: Checked inductivity of 7875 backedges. 0 proven. 7875 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:55:05,819 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:55:05,819 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 130 states and 131 transitions. [2018-09-23 21:55:05,819 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 131 transitions. [2018-09-23 21:55:05,820 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2018-09-23 21:55:05,820 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:55:07,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:55:07,943 INFO L134 CoverageAnalysis]: Checked inductivity of 8001 backedges. 0 proven. 8001 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:55:09,698 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:55:09,698 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132 states to 131 states and 132 transitions. [2018-09-23 21:55:09,699 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 132 transitions. [2018-09-23 21:55:09,699 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2018-09-23 21:55:09,699 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:55:11,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:55:11,781 INFO L134 CoverageAnalysis]: Checked inductivity of 8128 backedges. 0 proven. 8128 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:55:13,894 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:55:13,895 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 132 states and 133 transitions. [2018-09-23 21:55:13,895 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 133 transitions. [2018-09-23 21:55:13,895 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2018-09-23 21:55:13,895 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:55:15,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:55:16,124 INFO L134 CoverageAnalysis]: Checked inductivity of 8256 backedges. 0 proven. 8256 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. Received shutdown request... [2018-09-23 21:55:16,917 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 21:55:16,921 INFO L168 Benchmark]: Toolchain (without parser) took 245890.13 ms. Allocated memory was 1.5 GB in the beginning and 3.5 GB in the end (delta: 2.0 GB). Free memory was 1.5 GB in the beginning and 2.3 GB in the end (delta: -884.0 MB). Peak memory consumption was 1.1 GB. Max. memory is 7.1 GB. [2018-09-23 21:55:16,922 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 21:55:16,922 INFO L168 Benchmark]: Boogie Procedure Inliner took 39.90 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 21:55:16,922 INFO L168 Benchmark]: Boogie Preprocessor took 20.28 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 21:55:16,923 INFO L168 Benchmark]: RCFGBuilder took 355.02 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 21:55:16,923 INFO L168 Benchmark]: CodeCheck took 245469.36 ms. Allocated memory was 1.5 GB in the beginning and 3.5 GB in the end (delta: 2.0 GB). Free memory was 1.4 GB in the beginning and 2.3 GB in the end (delta: -905.2 MB). Peak memory consumption was 1.1 GB. Max. memory is 7.1 GB. [2018-09-23 21:55:16,926 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 PredicateComparison was comparing new predicate (quantifier-free) to 771 known predicates. * 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 39.90 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 20.28 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 355.02 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 245469.36 ms. Allocated memory was 1.5 GB in the beginning and 3.5 GB in the end (delta: 2.0 GB). Free memory was 1.4 GB in the beginning and 2.3 GB in the end (delta: -905.2 MB). Peak memory consumption was 1.1 GB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: Timeout Written .csv to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/csv/count_by_k.i_3.bplTransformedIcfg_BEv2_3.bpl_svcomp-Reach-32bit-Kojak_Default.epf_KojakBplInline.xml/Csv-Benchmark-0-2018-09-23_21-55-16-937.csv Completed graceful shutdown