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_nondet.i_3.bplTransformedIcfg_BEv2_3.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.23-b2fde6a [2018-09-28 10:51:30,008 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-09-28 10:51:30,010 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-09-28 10:51:30,027 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-09-28 10:51:30,027 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-09-28 10:51:30,028 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-09-28 10:51:30,030 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-09-28 10:51:30,033 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-09-28 10:51:30,035 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-09-28 10:51:30,036 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-09-28 10:51:30,045 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-09-28 10:51:30,045 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-09-28 10:51:30,047 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-09-28 10:51:30,048 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-09-28 10:51:30,052 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-09-28 10:51:30,053 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-09-28 10:51:30,054 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-09-28 10:51:30,057 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-09-28 10:51:30,063 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-09-28 10:51:30,064 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-09-28 10:51:30,065 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-09-28 10:51:30,068 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-09-28 10:51:30,072 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-09-28 10:51:30,072 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-09-28 10:51:30,073 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-09-28 10:51:30,074 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-09-28 10:51:30,075 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-09-28 10:51:30,076 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-09-28 10:51:30,078 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-09-28 10:51:30,079 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-09-28 10:51:30,080 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-09-28 10:51:30,081 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-09-28 10:51:30,081 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-09-28 10:51:30,082 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-09-28 10:51:30,085 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-09-28 10:51:30,085 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-09-28 10:51:30,086 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 [2018-09-28 10:51:30,113 INFO L110 SettingsManager]: Loading preferences was successful [2018-09-28 10:51:30,113 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-09-28 10:51:30,116 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-09-28 10:51:30,116 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-09-28 10:51:30,117 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-09-28 10:51:30,117 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-09-28 10:51:30,117 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-09-28 10:51:30,117 INFO L133 SettingsManager]: * sizeof long=4 [2018-09-28 10:51:30,117 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-09-28 10:51:30,118 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-09-28 10:51:30,118 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-09-28 10:51:30,118 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-09-28 10:51:30,118 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-09-28 10:51:30,118 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-09-28 10:51:30,119 INFO L133 SettingsManager]: * sizeof long double=12 [2018-09-28 10:51:30,119 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-09-28 10:51:30,119 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-09-28 10:51:30,119 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-09-28 10:51:30,120 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-09-28 10:51:30,121 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-09-28 10:51:30,121 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-09-28 10:51:30,121 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-09-28 10:51:30,121 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-09-28 10:51:30,121 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-09-28 10:51:30,122 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-09-28 10:51:30,122 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-09-28 10:51:30,122 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-09-28 10:51:30,122 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-09-28 10:51:30,122 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-09-28 10:51:30,183 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-09-28 10:51:30,198 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-09-28 10:51:30,203 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-09-28 10:51:30,205 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2018-09-28 10:51:30,205 INFO L276 PluginConnector]: Boogie PL CUP Parser initialized [2018-09-28 10:51:30,206 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170319-ConjunctivePathPrograms/count_by_nondet.i_3.bplTransformedIcfg_BEv2_3.bpl [2018-09-28 10:51:30,207 INFO L111 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170319-ConjunctivePathPrograms/count_by_nondet.i_3.bplTransformedIcfg_BEv2_3.bpl' [2018-09-28 10:51:30,276 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-09-28 10:51:30,280 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-09-28 10:51:30,281 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-09-28 10:51:30,281 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-09-28 10:51:30,281 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-09-28 10:51:30,304 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "count_by_nondet.i_3.bplTransformedIcfg_BEv2_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 28.09 10:51:30" (1/1) ... [2018-09-28 10:51:30,318 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "count_by_nondet.i_3.bplTransformedIcfg_BEv2_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 28.09 10:51:30" (1/1) ... [2018-09-28 10:51:30,325 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-09-28 10:51:30,326 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-09-28 10:51:30,326 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-09-28 10:51:30,326 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-09-28 10:51:30,337 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "count_by_nondet.i_3.bplTransformedIcfg_BEv2_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 28.09 10:51:30" (1/1) ... [2018-09-28 10:51:30,338 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "count_by_nondet.i_3.bplTransformedIcfg_BEv2_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 28.09 10:51:30" (1/1) ... [2018-09-28 10:51:30,338 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "count_by_nondet.i_3.bplTransformedIcfg_BEv2_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 28.09 10:51:30" (1/1) ... [2018-09-28 10:51:30,339 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "count_by_nondet.i_3.bplTransformedIcfg_BEv2_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 28.09 10:51:30" (1/1) ... [2018-09-28 10:51:30,341 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "count_by_nondet.i_3.bplTransformedIcfg_BEv2_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 28.09 10:51:30" (1/1) ... [2018-09-28 10:51:30,343 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "count_by_nondet.i_3.bplTransformedIcfg_BEv2_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 28.09 10:51:30" (1/1) ... [2018-09-28 10:51:30,344 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "count_by_nondet.i_3.bplTransformedIcfg_BEv2_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 28.09 10:51:30" (1/1) ... [2018-09-28 10:51:30,345 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-09-28 10:51:30,346 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-09-28 10:51:30,346 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-09-28 10:51:30,346 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-09-28 10:51:30,347 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "count_by_nondet.i_3.bplTransformedIcfg_BEv2_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 28.09 10:51:30" (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 [2018-09-28 10:51:30,419 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2018-09-28 10:51:30,419 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-09-28 10:51:30,420 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-09-28 10:51:30,647 INFO L353 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-09-28 10:51:30,648 INFO L202 PluginConnector]: Adding new model count_by_nondet.i_3.bplTransformedIcfg_BEv2_3.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.09 10:51:30 BoogieIcfgContainer [2018-09-28 10:51:30,648 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-09-28 10:51:30,649 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-09-28 10:51:30,649 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-09-28 10:51:30,660 INFO L276 PluginConnector]: CodeCheck initialized [2018-09-28 10:51:30,661 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "count_by_nondet.i_3.bplTransformedIcfg_BEv2_3.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.09 10:51:30" (1/1) ... [2018-09-28 10:51:30,674 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-09-28 10:51:30,709 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:51:30,717 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 5 transitions. [2018-09-28 10:51:30,717 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 5 transitions. [2018-09-28 10:51:30,720 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-09-28 10:51:30,720 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:51:30,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:51:30,872 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:51:31,009 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:51:31,010 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 5 states and 6 transitions. [2018-09-28 10:51:31,010 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 6 transitions. [2018-09-28 10:51:31,010 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-28 10:51:31,010 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:51:31,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:51:31,124 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:51:31,268 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:51:31,268 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 6 states and 7 transitions. [2018-09-28 10:51:31,269 INFO L276 IsEmpty]: Start isEmpty. Operand 6 states and 7 transitions. [2018-09-28 10:51:31,269 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-28 10:51:31,269 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:51:31,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:51:31,420 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:51:32,234 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:51:32,235 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 9 states and 13 transitions. [2018-09-28 10:51:32,236 INFO L276 IsEmpty]: Start isEmpty. Operand 9 states and 13 transitions. [2018-09-28 10:51:32,236 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-09-28 10:51:32,236 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:51:32,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:51:32,546 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:51:33,059 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:51:33,060 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 12 states and 17 transitions. [2018-09-28 10:51:33,060 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 17 transitions. [2018-09-28 10:51:33,060 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-09-28 10:51:33,061 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:51:33,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:51:33,168 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:51:33,568 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:51:33,568 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 14 states and 20 transitions. [2018-09-28 10:51:33,569 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 20 transitions. [2018-09-28 10:51:33,569 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-09-28 10:51:33,569 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:51:33,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:51:33,602 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:51:33,858 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:51:33,858 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 15 states and 21 transitions. [2018-09-28 10:51:33,858 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 21 transitions. [2018-09-28 10:51:33,859 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-09-28 10:51:33,859 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:51:33,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:51:33,969 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:51:34,159 WARN L178 SmtUtils]: Spent 122.00 ms on a formula simplification that was a NOOP. DAG size: 11 [2018-09-28 10:51:34,518 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:51:34,519 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 17 states and 24 transitions. [2018-09-28 10:51:34,519 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 24 transitions. [2018-09-28 10:51:34,520 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-09-28 10:51:34,520 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:51:34,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:51:34,561 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:51:34,714 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:51:34,715 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 18 states and 25 transitions. [2018-09-28 10:51:34,715 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 25 transitions. [2018-09-28 10:51:34,716 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-09-28 10:51:34,718 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:51:34,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:51:34,819 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:51:35,177 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:51:35,178 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 20 states and 28 transitions. [2018-09-28 10:51:35,178 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 28 transitions. [2018-09-28 10:51:35,178 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-09-28 10:51:35,179 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:51:35,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:51:35,209 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:51:35,494 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:51:35,495 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 21 states and 29 transitions. [2018-09-28 10:51:35,495 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 29 transitions. [2018-09-28 10:51:35,496 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-09-28 10:51:35,496 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:51:35,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:51:35,696 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:51:36,057 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:51:36,058 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 23 states and 32 transitions. [2018-09-28 10:51:36,058 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 32 transitions. [2018-09-28 10:51:36,059 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-09-28 10:51:36,059 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:51:36,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:51:36,089 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:51:36,289 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:51:36,290 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 24 states and 33 transitions. [2018-09-28 10:51:36,290 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 33 transitions. [2018-09-28 10:51:36,291 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-09-28 10:51:36,291 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:51:36,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:51:36,396 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:51:37,725 WARN L178 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 10 [2018-09-28 10:51:37,992 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:51:37,993 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 26 states and 36 transitions. [2018-09-28 10:51:37,993 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 36 transitions. [2018-09-28 10:51:37,993 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-09-28 10:51:37,993 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:51:38,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:51:38,017 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:51:39,702 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:51:39,703 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 27 states and 37 transitions. [2018-09-28 10:51:39,703 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 37 transitions. [2018-09-28 10:51:39,704 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-09-28 10:51:39,704 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:51:39,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:51:40,335 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:51:43,272 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:51:43,273 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 29 states and 40 transitions. [2018-09-28 10:51:43,273 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 40 transitions. [2018-09-28 10:51:43,274 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-09-28 10:51:43,274 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:51:43,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:51:43,296 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:51:43,536 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:51:43,537 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 30 states and 41 transitions. [2018-09-28 10:51:43,538 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 41 transitions. [2018-09-28 10:51:43,538 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-09-28 10:51:43,539 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:51:43,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:51:43,646 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 55 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:51:44,333 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:51:44,334 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 32 states and 44 transitions. [2018-09-28 10:51:44,334 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 44 transitions. [2018-09-28 10:51:44,335 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-09-28 10:51:44,335 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:51:44,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:51:44,355 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 55 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:51:44,625 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:51:44,626 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 33 states and 45 transitions. [2018-09-28 10:51:44,626 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 45 transitions. [2018-09-28 10:51:44,627 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 10:51:44,627 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:51:44,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:51:44,755 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 0 proven. 66 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:51:45,432 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:51:45,433 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 35 states and 48 transitions. [2018-09-28 10:51:45,433 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 48 transitions. [2018-09-28 10:51:45,434 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 10:51:45,435 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:51:45,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:51:45,458 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 0 proven. 66 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:51:45,855 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:51:45,855 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 36 states and 49 transitions. [2018-09-28 10:51:45,856 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 49 transitions. [2018-09-28 10:51:45,857 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-09-28 10:51:45,857 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:51:45,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:51:46,027 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 0 proven. 78 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:51:46,476 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:51:46,477 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 38 states and 52 transitions. [2018-09-28 10:51:46,477 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 52 transitions. [2018-09-28 10:51:46,478 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-09-28 10:51:46,478 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:51:46,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:51:46,501 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 0 proven. 78 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:51:46,743 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:51:46,744 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 39 states and 53 transitions. [2018-09-28 10:51:46,744 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 53 transitions. [2018-09-28 10:51:46,745 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-09-28 10:51:46,746 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:51:46,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:51:47,420 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:51:47,917 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:51:47,917 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 41 states and 56 transitions. [2018-09-28 10:51:47,918 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 56 transitions. [2018-09-28 10:51:47,919 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-09-28 10:51:47,920 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:51:47,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:51:47,944 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:51:48,202 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:51:48,203 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 42 states and 57 transitions. [2018-09-28 10:51:48,203 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 57 transitions. [2018-09-28 10:51:48,204 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-09-28 10:51:48,204 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:51:48,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:51:48,338 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 0 proven. 105 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:51:49,057 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:51:49,057 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 44 states and 60 transitions. [2018-09-28 10:51:49,057 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 60 transitions. [2018-09-28 10:51:49,058 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-09-28 10:51:49,058 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:51:49,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:51:49,087 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 0 proven. 105 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:51:49,439 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:51:49,440 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 45 states and 61 transitions. [2018-09-28 10:51:49,440 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 61 transitions. [2018-09-28 10:51:49,442 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-09-28 10:51:49,442 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:51:49,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:51:49,769 INFO L134 CoverageAnalysis]: Checked inductivity of 120 backedges. 0 proven. 120 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:51:50,358 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:51:50,358 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 47 states and 64 transitions. [2018-09-28 10:51:50,359 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 64 transitions. [2018-09-28 10:51:50,359 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-09-28 10:51:50,359 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:51:50,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:51:50,379 INFO L134 CoverageAnalysis]: Checked inductivity of 120 backedges. 0 proven. 120 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:51:50,697 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:51:50,698 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 48 states and 65 transitions. [2018-09-28 10:51:50,698 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 65 transitions. [2018-09-28 10:51:50,699 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-09-28 10:51:50,699 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:51:50,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:51:50,836 INFO L134 CoverageAnalysis]: Checked inductivity of 136 backedges. 0 proven. 136 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:51:51,345 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:51:51,346 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 50 states and 68 transitions. [2018-09-28 10:51:51,347 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 68 transitions. [2018-09-28 10:51:51,347 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-09-28 10:51:51,348 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:51:51,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:51:51,370 INFO L134 CoverageAnalysis]: Checked inductivity of 136 backedges. 0 proven. 136 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:51:51,896 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:51:51,897 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 51 states and 69 transitions. [2018-09-28 10:51:51,898 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 69 transitions. [2018-09-28 10:51:51,898 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-09-28 10:51:51,898 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:51:51,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:51:52,053 INFO L134 CoverageAnalysis]: Checked inductivity of 153 backedges. 0 proven. 153 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:51:52,595 WARN L178 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 9 DAG size of output: 7 [2018-09-28 10:51:52,760 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:51:52,761 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 53 states and 72 transitions. [2018-09-28 10:51:52,761 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 72 transitions. [2018-09-28 10:51:52,762 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-09-28 10:51:52,762 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:51:52,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:51:52,783 INFO L134 CoverageAnalysis]: Checked inductivity of 153 backedges. 0 proven. 153 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:51:53,700 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:51:53,701 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 54 states and 73 transitions. [2018-09-28 10:51:53,701 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 73 transitions. [2018-09-28 10:51:53,701 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2018-09-28 10:51:53,701 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:51:53,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:51:53,858 INFO L134 CoverageAnalysis]: Checked inductivity of 171 backedges. 0 proven. 171 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:51:54,738 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:51:54,739 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 56 states and 76 transitions. [2018-09-28 10:51:54,739 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 76 transitions. [2018-09-28 10:51:54,740 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2018-09-28 10:51:54,740 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:51:54,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:51:54,760 INFO L134 CoverageAnalysis]: Checked inductivity of 171 backedges. 0 proven. 171 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:51:55,040 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:51:55,041 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 57 states and 77 transitions. [2018-09-28 10:51:55,041 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 77 transitions. [2018-09-28 10:51:55,041 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2018-09-28 10:51:55,041 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:51:55,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:51:55,372 INFO L134 CoverageAnalysis]: Checked inductivity of 190 backedges. 0 proven. 190 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:51:56,092 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:51:56,093 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 59 states and 80 transitions. [2018-09-28 10:51:56,093 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 80 transitions. [2018-09-28 10:51:56,094 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2018-09-28 10:51:56,094 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:51:56,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:51:56,116 INFO L134 CoverageAnalysis]: Checked inductivity of 190 backedges. 0 proven. 190 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:51:56,552 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:51:56,552 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 60 states and 81 transitions. [2018-09-28 10:51:56,553 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 81 transitions. [2018-09-28 10:51:56,553 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2018-09-28 10:51:56,553 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:51:56,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:51:56,714 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 0 proven. 210 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:51:57,459 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:51:57,460 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 62 states and 84 transitions. [2018-09-28 10:51:57,461 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 84 transitions. [2018-09-28 10:51:57,461 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2018-09-28 10:51:57,462 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:51:57,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:51:57,485 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 0 proven. 210 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:51:58,009 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:51:58,009 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 63 states and 85 transitions. [2018-09-28 10:51:58,009 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 85 transitions. [2018-09-28 10:51:58,010 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2018-09-28 10:51:58,010 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:51:58,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:51:58,239 INFO L134 CoverageAnalysis]: Checked inductivity of 231 backedges. 0 proven. 231 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:51:58,949 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:51:58,950 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 65 states and 88 transitions. [2018-09-28 10:51:58,950 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 88 transitions. [2018-09-28 10:51:58,950 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2018-09-28 10:51:58,951 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:51:58,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:51:58,972 INFO L134 CoverageAnalysis]: Checked inductivity of 231 backedges. 0 proven. 231 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:51:59,892 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:51:59,893 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 66 states and 89 transitions. [2018-09-28 10:51:59,893 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 89 transitions. [2018-09-28 10:51:59,893 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2018-09-28 10:51:59,893 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:51:59,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:52:00,588 INFO L134 CoverageAnalysis]: Checked inductivity of 253 backedges. 0 proven. 253 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:52:01,254 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:52:01,254 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 68 states and 92 transitions. [2018-09-28 10:52:01,255 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 92 transitions. [2018-09-28 10:52:01,255 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2018-09-28 10:52:01,255 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:52:01,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:52:01,276 INFO L134 CoverageAnalysis]: Checked inductivity of 253 backedges. 0 proven. 253 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:52:01,807 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:52:01,808 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 69 states and 93 transitions. [2018-09-28 10:52:01,808 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 93 transitions. [2018-09-28 10:52:01,809 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2018-09-28 10:52:01,809 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:52:01,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:52:02,064 INFO L134 CoverageAnalysis]: Checked inductivity of 276 backedges. 0 proven. 276 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:52:02,745 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:52:02,746 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 71 states and 96 transitions. [2018-09-28 10:52:02,746 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 96 transitions. [2018-09-28 10:52:02,746 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2018-09-28 10:52:02,746 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:52:02,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:52:02,768 INFO L134 CoverageAnalysis]: Checked inductivity of 276 backedges. 0 proven. 276 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:52:03,151 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:52:03,151 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 72 states and 97 transitions. [2018-09-28 10:52:03,152 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 97 transitions. [2018-09-28 10:52:03,152 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2018-09-28 10:52:03,152 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:52:03,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:52:03,325 INFO L134 CoverageAnalysis]: Checked inductivity of 300 backedges. 0 proven. 300 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:52:04,663 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:52:04,663 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 74 states and 100 transitions. [2018-09-28 10:52:04,664 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 100 transitions. [2018-09-28 10:52:04,664 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2018-09-28 10:52:04,664 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:52:04,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:52:04,686 INFO L134 CoverageAnalysis]: Checked inductivity of 300 backedges. 0 proven. 300 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:52:05,109 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:52:05,110 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 75 states and 101 transitions. [2018-09-28 10:52:05,110 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 101 transitions. [2018-09-28 10:52:05,110 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2018-09-28 10:52:05,110 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:52:05,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:52:05,349 INFO L134 CoverageAnalysis]: Checked inductivity of 325 backedges. 0 proven. 325 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:52:06,164 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:52:06,165 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 77 states and 104 transitions. [2018-09-28 10:52:06,165 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 104 transitions. [2018-09-28 10:52:06,166 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2018-09-28 10:52:06,166 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:52:06,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:52:06,187 INFO L134 CoverageAnalysis]: Checked inductivity of 325 backedges. 0 proven. 325 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:52:06,699 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:52:06,700 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 78 states and 105 transitions. [2018-09-28 10:52:06,700 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 105 transitions. [2018-09-28 10:52:06,700 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2018-09-28 10:52:06,700 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:52:06,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:52:06,942 INFO L134 CoverageAnalysis]: Checked inductivity of 351 backedges. 0 proven. 351 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:52:07,835 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:52:07,835 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 80 states and 108 transitions. [2018-09-28 10:52:07,835 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 108 transitions. [2018-09-28 10:52:07,836 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2018-09-28 10:52:07,836 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:52:07,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:52:07,858 INFO L134 CoverageAnalysis]: Checked inductivity of 351 backedges. 0 proven. 351 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:52:08,489 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:52:08,489 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 81 states and 109 transitions. [2018-09-28 10:52:08,489 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 109 transitions. [2018-09-28 10:52:08,490 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2018-09-28 10:52:08,490 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:52:08,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:52:09,118 INFO L134 CoverageAnalysis]: Checked inductivity of 378 backedges. 0 proven. 378 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:52:10,531 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:52:10,532 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 83 states and 112 transitions. [2018-09-28 10:52:10,532 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 112 transitions. [2018-09-28 10:52:10,532 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2018-09-28 10:52:10,532 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:52:10,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:52:10,555 INFO L134 CoverageAnalysis]: Checked inductivity of 378 backedges. 0 proven. 378 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:52:11,002 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:52:11,002 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 84 states and 113 transitions. [2018-09-28 10:52:11,003 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 113 transitions. [2018-09-28 10:52:11,003 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2018-09-28 10:52:11,003 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:52:11,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:52:11,260 INFO L134 CoverageAnalysis]: Checked inductivity of 406 backedges. 0 proven. 406 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:52:12,124 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:52:12,125 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 86 states and 116 transitions. [2018-09-28 10:52:12,125 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 116 transitions. [2018-09-28 10:52:12,126 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2018-09-28 10:52:12,126 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:52:12,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:52:12,149 INFO L134 CoverageAnalysis]: Checked inductivity of 406 backedges. 0 proven. 406 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:52:13,050 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:52:13,051 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 87 states and 117 transitions. [2018-09-28 10:52:13,051 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 117 transitions. [2018-09-28 10:52:13,052 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2018-09-28 10:52:13,052 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:52:13,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:52:13,245 INFO L134 CoverageAnalysis]: Checked inductivity of 435 backedges. 0 proven. 435 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:52:14,183 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:52:14,184 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 89 states and 120 transitions. [2018-09-28 10:52:14,184 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 120 transitions. [2018-09-28 10:52:14,185 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2018-09-28 10:52:14,185 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:52:14,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:52:14,213 INFO L134 CoverageAnalysis]: Checked inductivity of 435 backedges. 0 proven. 435 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:52:15,211 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:52:15,212 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 121 states to 90 states and 121 transitions. [2018-09-28 10:52:15,212 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 121 transitions. [2018-09-28 10:52:15,212 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2018-09-28 10:52:15,213 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:52:15,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:52:15,456 INFO L134 CoverageAnalysis]: Checked inductivity of 465 backedges. 0 proven. 465 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:52:16,357 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:52:16,358 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 92 states and 124 transitions. [2018-09-28 10:52:16,359 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 124 transitions. [2018-09-28 10:52:16,359 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2018-09-28 10:52:16,359 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:52:16,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:52:16,382 INFO L134 CoverageAnalysis]: Checked inductivity of 465 backedges. 0 proven. 465 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:52:16,996 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:52:16,997 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 125 states to 93 states and 125 transitions. [2018-09-28 10:52:16,997 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 125 transitions. [2018-09-28 10:52:16,997 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2018-09-28 10:52:16,997 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:52:17,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:52:17,188 INFO L134 CoverageAnalysis]: Checked inductivity of 496 backedges. 0 proven. 496 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:52:18,139 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:52:18,140 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 128 states to 95 states and 128 transitions. [2018-09-28 10:52:18,140 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 128 transitions. [2018-09-28 10:52:18,140 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2018-09-28 10:52:18,140 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:52:18,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:52:18,164 INFO L134 CoverageAnalysis]: Checked inductivity of 496 backedges. 0 proven. 496 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:52:18,811 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:52:18,811 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 96 states and 129 transitions. [2018-09-28 10:52:18,812 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 129 transitions. [2018-09-28 10:52:18,812 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2018-09-28 10:52:18,813 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:52:18,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:52:19,081 INFO L134 CoverageAnalysis]: Checked inductivity of 528 backedges. 0 proven. 528 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:52:20,348 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:52:20,349 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132 states to 98 states and 132 transitions. [2018-09-28 10:52:20,349 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 132 transitions. [2018-09-28 10:52:20,350 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2018-09-28 10:52:20,350 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:52:20,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:52:20,369 INFO L134 CoverageAnalysis]: Checked inductivity of 528 backedges. 0 proven. 528 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:52:20,885 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:52:20,885 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 99 states and 133 transitions. [2018-09-28 10:52:20,886 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 133 transitions. [2018-09-28 10:52:20,886 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2018-09-28 10:52:20,886 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:52:20,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:52:21,062 INFO L134 CoverageAnalysis]: Checked inductivity of 561 backedges. 0 proven. 561 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:52:22,131 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:52:22,132 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 101 states and 136 transitions. [2018-09-28 10:52:22,132 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 136 transitions. [2018-09-28 10:52:22,133 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2018-09-28 10:52:22,133 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:52:22,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:52:22,156 INFO L134 CoverageAnalysis]: Checked inductivity of 561 backedges. 0 proven. 561 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:52:22,713 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:52:22,714 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 137 states to 102 states and 137 transitions. [2018-09-28 10:52:22,714 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 137 transitions. [2018-09-28 10:52:22,714 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2018-09-28 10:52:22,714 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:52:22,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:52:22,919 INFO L134 CoverageAnalysis]: Checked inductivity of 595 backedges. 0 proven. 595 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:52:23,961 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:52:23,962 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 140 states to 104 states and 140 transitions. [2018-09-28 10:52:23,962 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 140 transitions. [2018-09-28 10:52:23,962 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2018-09-28 10:52:23,963 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:52:23,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:52:23,986 INFO L134 CoverageAnalysis]: Checked inductivity of 595 backedges. 0 proven. 595 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:52:24,457 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:52:24,457 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 141 states to 105 states and 141 transitions. [2018-09-28 10:52:24,457 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 141 transitions. [2018-09-28 10:52:24,458 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2018-09-28 10:52:24,458 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:52:24,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:52:24,847 INFO L134 CoverageAnalysis]: Checked inductivity of 630 backedges. 0 proven. 630 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:52:26,092 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:52:26,093 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 107 states and 144 transitions. [2018-09-28 10:52:26,093 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 144 transitions. [2018-09-28 10:52:26,093 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2018-09-28 10:52:26,093 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:52:26,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:52:26,114 INFO L134 CoverageAnalysis]: Checked inductivity of 630 backedges. 0 proven. 630 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:52:26,765 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:52:26,765 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 145 states to 108 states and 145 transitions. [2018-09-28 10:52:26,765 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 145 transitions. [2018-09-28 10:52:26,766 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2018-09-28 10:52:26,766 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:52:26,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:52:26,949 INFO L134 CoverageAnalysis]: Checked inductivity of 666 backedges. 0 proven. 666 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:52:28,038 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:52:28,038 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 110 states and 148 transitions. [2018-09-28 10:52:28,039 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 148 transitions. [2018-09-28 10:52:28,039 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2018-09-28 10:52:28,039 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:52:28,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:52:28,060 INFO L134 CoverageAnalysis]: Checked inductivity of 666 backedges. 0 proven. 666 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:52:28,546 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:52:28,547 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 149 states to 111 states and 149 transitions. [2018-09-28 10:52:28,547 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 149 transitions. [2018-09-28 10:52:28,547 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2018-09-28 10:52:28,548 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:52:28,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:52:28,771 INFO L134 CoverageAnalysis]: Checked inductivity of 703 backedges. 0 proven. 703 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:52:30,147 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:52:30,147 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 152 states to 113 states and 152 transitions. [2018-09-28 10:52:30,147 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 152 transitions. [2018-09-28 10:52:30,148 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2018-09-28 10:52:30,148 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:52:30,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:52:30,171 INFO L134 CoverageAnalysis]: Checked inductivity of 703 backedges. 0 proven. 703 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:52:31,062 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:52:31,062 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 153 states to 114 states and 153 transitions. [2018-09-28 10:52:31,062 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 153 transitions. [2018-09-28 10:52:31,063 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2018-09-28 10:52:31,063 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:52:31,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:52:31,259 INFO L134 CoverageAnalysis]: Checked inductivity of 741 backedges. 0 proven. 741 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:52:32,394 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:52:32,395 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 156 states to 116 states and 156 transitions. [2018-09-28 10:52:32,395 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 156 transitions. [2018-09-28 10:52:32,395 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2018-09-28 10:52:32,395 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:52:32,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:52:32,418 INFO L134 CoverageAnalysis]: Checked inductivity of 741 backedges. 0 proven. 741 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:52:33,463 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:52:33,464 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 157 states to 117 states and 157 transitions. [2018-09-28 10:52:33,464 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 157 transitions. [2018-09-28 10:52:33,464 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2018-09-28 10:52:33,465 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:52:33,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:52:33,658 INFO L134 CoverageAnalysis]: Checked inductivity of 780 backedges. 0 proven. 780 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:52:34,914 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:52:34,915 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 119 states and 160 transitions. [2018-09-28 10:52:34,915 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 160 transitions. [2018-09-28 10:52:34,915 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2018-09-28 10:52:34,915 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:52:34,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:52:34,934 INFO L134 CoverageAnalysis]: Checked inductivity of 780 backedges. 0 proven. 780 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:52:35,748 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:52:35,748 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 161 states to 120 states and 161 transitions. [2018-09-28 10:52:35,749 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 161 transitions. [2018-09-28 10:52:35,749 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2018-09-28 10:52:35,749 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:52:35,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:52:36,357 INFO L134 CoverageAnalysis]: Checked inductivity of 820 backedges. 0 proven. 820 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:52:37,550 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:52:37,551 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 164 states to 122 states and 164 transitions. [2018-09-28 10:52:37,551 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 164 transitions. [2018-09-28 10:52:37,552 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2018-09-28 10:52:37,552 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:52:37,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:52:37,574 INFO L134 CoverageAnalysis]: Checked inductivity of 820 backedges. 0 proven. 820 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:52:38,069 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:52:38,070 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 165 states to 123 states and 165 transitions. [2018-09-28 10:52:38,070 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 165 transitions. [2018-09-28 10:52:38,070 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2018-09-28 10:52:38,070 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:52:38,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:52:38,298 INFO L134 CoverageAnalysis]: Checked inductivity of 861 backedges. 0 proven. 861 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:52:39,523 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:52:39,524 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 168 states to 125 states and 168 transitions. [2018-09-28 10:52:39,524 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 168 transitions. [2018-09-28 10:52:39,525 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2018-09-28 10:52:39,525 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:52:39,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:52:39,551 INFO L134 CoverageAnalysis]: Checked inductivity of 861 backedges. 0 proven. 861 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:52:40,466 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:52:40,467 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 169 states to 126 states and 169 transitions. [2018-09-28 10:52:40,467 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 169 transitions. [2018-09-28 10:52:40,467 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2018-09-28 10:52:40,467 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:52:40,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:52:40,677 INFO L134 CoverageAnalysis]: Checked inductivity of 903 backedges. 0 proven. 903 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:52:42,006 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:52:42,007 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 172 states to 128 states and 172 transitions. [2018-09-28 10:52:42,007 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 172 transitions. [2018-09-28 10:52:42,008 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2018-09-28 10:52:42,008 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:52:42,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:52:42,033 INFO L134 CoverageAnalysis]: Checked inductivity of 903 backedges. 0 proven. 903 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:52:42,555 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:52:42,555 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 173 states to 129 states and 173 transitions. [2018-09-28 10:52:42,556 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 173 transitions. [2018-09-28 10:52:42,556 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-09-28 10:52:42,557 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:52:42,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:52:42,921 INFO L134 CoverageAnalysis]: Checked inductivity of 946 backedges. 0 proven. 946 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:52:44,452 WARN L178 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 11 [2018-09-28 10:52:46,085 WARN L178 SmtUtils]: Spent 189.00 ms on a formula simplification. DAG size of input: 11 DAG size of output: 9 [2018-09-28 10:52:51,417 WARN L178 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 12 [2018-09-28 10:52:54,661 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:52:54,661 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 176 states to 131 states and 176 transitions. [2018-09-28 10:52:54,661 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 176 transitions. [2018-09-28 10:52:54,662 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-09-28 10:52:54,662 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:52:54,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:52:54,686 INFO L134 CoverageAnalysis]: Checked inductivity of 946 backedges. 0 proven. 946 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:52:55,221 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:52:55,222 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 177 states to 132 states and 177 transitions. [2018-09-28 10:52:55,222 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 177 transitions. [2018-09-28 10:52:55,222 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2018-09-28 10:52:55,223 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:52:55,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:52:55,662 INFO L134 CoverageAnalysis]: Checked inductivity of 990 backedges. 0 proven. 990 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:52:57,027 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:52:57,027 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 180 states to 134 states and 180 transitions. [2018-09-28 10:52:57,027 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 180 transitions. [2018-09-28 10:52:57,028 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2018-09-28 10:52:57,028 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:52:57,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:52:57,057 INFO L134 CoverageAnalysis]: Checked inductivity of 990 backedges. 0 proven. 990 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:52:57,772 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:52:57,773 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 181 states to 135 states and 181 transitions. [2018-09-28 10:52:57,773 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 181 transitions. [2018-09-28 10:52:57,773 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2018-09-28 10:52:57,773 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:52:57,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:52:58,223 INFO L134 CoverageAnalysis]: Checked inductivity of 1035 backedges. 0 proven. 1035 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:52:59,560 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:52:59,561 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 184 states to 137 states and 184 transitions. [2018-09-28 10:52:59,561 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 184 transitions. [2018-09-28 10:52:59,561 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2018-09-28 10:52:59,561 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:52:59,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:52:59,590 INFO L134 CoverageAnalysis]: Checked inductivity of 1035 backedges. 0 proven. 1035 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:53:00,271 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:53:00,272 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 185 states to 138 states and 185 transitions. [2018-09-28 10:53:00,272 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 185 transitions. [2018-09-28 10:53:00,273 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2018-09-28 10:53:00,273 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:53:00,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:53:00,527 INFO L134 CoverageAnalysis]: Checked inductivity of 1081 backedges. 0 proven. 1081 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:53:02,239 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:53:02,239 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 188 states to 140 states and 188 transitions. [2018-09-28 10:53:02,239 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 188 transitions. [2018-09-28 10:53:02,240 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2018-09-28 10:53:02,240 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:53:02,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:53:02,265 INFO L134 CoverageAnalysis]: Checked inductivity of 1081 backedges. 0 proven. 1081 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:53:02,873 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:53:02,873 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 189 states to 141 states and 189 transitions. [2018-09-28 10:53:02,873 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 189 transitions. [2018-09-28 10:53:02,874 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2018-09-28 10:53:02,874 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:53:02,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:53:03,223 INFO L134 CoverageAnalysis]: Checked inductivity of 1128 backedges. 0 proven. 1128 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:53:04,740 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:53:04,740 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 192 states to 143 states and 192 transitions. [2018-09-28 10:53:04,740 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 192 transitions. [2018-09-28 10:53:04,741 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2018-09-28 10:53:04,741 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:53:04,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:53:04,769 INFO L134 CoverageAnalysis]: Checked inductivity of 1128 backedges. 0 proven. 1128 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:53:05,401 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:53:05,401 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 193 states to 144 states and 193 transitions. [2018-09-28 10:53:05,401 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 193 transitions. [2018-09-28 10:53:05,402 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2018-09-28 10:53:05,402 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:53:05,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:53:05,648 INFO L134 CoverageAnalysis]: Checked inductivity of 1176 backedges. 0 proven. 1176 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:53:07,342 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:53:07,342 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 196 states to 146 states and 196 transitions. [2018-09-28 10:53:07,342 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 196 transitions. [2018-09-28 10:53:07,343 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2018-09-28 10:53:07,343 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:53:07,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:53:07,367 INFO L134 CoverageAnalysis]: Checked inductivity of 1176 backedges. 0 proven. 1176 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:53:08,008 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:53:08,008 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 197 states to 147 states and 197 transitions. [2018-09-28 10:53:08,009 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 197 transitions. [2018-09-28 10:53:08,009 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-09-28 10:53:08,009 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:53:08,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:53:08,314 INFO L134 CoverageAnalysis]: Checked inductivity of 1225 backedges. 0 proven. 1225 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:53:09,815 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:53:09,816 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 200 states to 149 states and 200 transitions. [2018-09-28 10:53:09,816 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 200 transitions. [2018-09-28 10:53:09,816 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-09-28 10:53:09,816 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:53:09,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:53:09,846 INFO L134 CoverageAnalysis]: Checked inductivity of 1225 backedges. 0 proven. 1225 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:53:10,559 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:53:10,559 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 201 states to 150 states and 201 transitions. [2018-09-28 10:53:10,559 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 201 transitions. [2018-09-28 10:53:10,560 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2018-09-28 10:53:10,560 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:53:10,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:53:10,952 INFO L134 CoverageAnalysis]: Checked inductivity of 1275 backedges. 0 proven. 1275 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:53:12,601 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:53:12,601 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 204 states to 152 states and 204 transitions. [2018-09-28 10:53:12,602 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 204 transitions. [2018-09-28 10:53:12,602 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2018-09-28 10:53:12,602 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:53:12,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:53:12,634 INFO L134 CoverageAnalysis]: Checked inductivity of 1275 backedges. 0 proven. 1275 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:53:13,282 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:53:13,283 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 205 states to 153 states and 205 transitions. [2018-09-28 10:53:13,283 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 205 transitions. [2018-09-28 10:53:13,283 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2018-09-28 10:53:13,283 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:53:13,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:53:13,600 INFO L134 CoverageAnalysis]: Checked inductivity of 1326 backedges. 0 proven. 1326 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:53:15,085 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:53:15,085 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 208 states to 155 states and 208 transitions. [2018-09-28 10:53:15,086 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 208 transitions. [2018-09-28 10:53:15,086 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2018-09-28 10:53:15,086 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:53:15,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:53:15,116 INFO L134 CoverageAnalysis]: Checked inductivity of 1326 backedges. 0 proven. 1326 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:53:15,780 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:53:15,781 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 209 states to 156 states and 209 transitions. [2018-09-28 10:53:15,781 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 209 transitions. [2018-09-28 10:53:15,782 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2018-09-28 10:53:15,782 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:53:15,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:53:16,373 INFO L134 CoverageAnalysis]: Checked inductivity of 1378 backedges. 0 proven. 1378 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:53:17,971 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:53:17,971 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 212 states to 158 states and 212 transitions. [2018-09-28 10:53:17,972 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 212 transitions. [2018-09-28 10:53:17,972 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2018-09-28 10:53:17,973 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:53:17,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:53:18,003 INFO L134 CoverageAnalysis]: Checked inductivity of 1378 backedges. 0 proven. 1378 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:53:18,710 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:53:18,711 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 213 states to 159 states and 213 transitions. [2018-09-28 10:53:18,711 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 213 transitions. [2018-09-28 10:53:18,711 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2018-09-28 10:53:18,711 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:53:18,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:53:19,017 INFO L134 CoverageAnalysis]: Checked inductivity of 1431 backedges. 0 proven. 1431 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:53:20,606 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:53:20,606 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 216 states to 161 states and 216 transitions. [2018-09-28 10:53:20,606 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 216 transitions. [2018-09-28 10:53:20,606 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2018-09-28 10:53:20,607 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:53:20,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:53:20,642 INFO L134 CoverageAnalysis]: Checked inductivity of 1431 backedges. 0 proven. 1431 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:53:21,621 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:53:21,621 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 217 states to 162 states and 217 transitions. [2018-09-28 10:53:21,622 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 217 transitions. [2018-09-28 10:53:21,622 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2018-09-28 10:53:21,622 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:53:21,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:53:21,927 INFO L134 CoverageAnalysis]: Checked inductivity of 1485 backedges. 0 proven. 1485 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:53:23,521 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:53:23,521 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 220 states to 164 states and 220 transitions. [2018-09-28 10:53:23,521 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 220 transitions. [2018-09-28 10:53:23,522 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2018-09-28 10:53:23,522 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:53:23,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:53:23,549 INFO L134 CoverageAnalysis]: Checked inductivity of 1485 backedges. 0 proven. 1485 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:53:24,198 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:53:24,198 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 221 states to 165 states and 221 transitions. [2018-09-28 10:53:24,199 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 221 transitions. [2018-09-28 10:53:24,199 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2018-09-28 10:53:24,199 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:53:24,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:53:24,651 INFO L134 CoverageAnalysis]: Checked inductivity of 1540 backedges. 0 proven. 1540 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:53:26,759 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:53:26,760 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 224 states to 167 states and 224 transitions. [2018-09-28 10:53:26,760 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 224 transitions. [2018-09-28 10:53:26,760 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2018-09-28 10:53:26,760 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:53:26,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:53:26,793 INFO L134 CoverageAnalysis]: Checked inductivity of 1540 backedges. 0 proven. 1540 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:53:27,498 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:53:27,499 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 225 states to 168 states and 225 transitions. [2018-09-28 10:53:27,499 INFO L276 IsEmpty]: Start isEmpty. Operand 168 states and 225 transitions. [2018-09-28 10:53:27,499 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2018-09-28 10:53:27,500 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:53:27,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:53:27,828 INFO L134 CoverageAnalysis]: Checked inductivity of 1596 backedges. 0 proven. 1596 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:53:29,509 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:53:29,510 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 228 states to 170 states and 228 transitions. [2018-09-28 10:53:29,510 INFO L276 IsEmpty]: Start isEmpty. Operand 170 states and 228 transitions. [2018-09-28 10:53:29,510 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2018-09-28 10:53:29,510 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:53:29,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:53:29,539 INFO L134 CoverageAnalysis]: Checked inductivity of 1596 backedges. 0 proven. 1596 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:53:30,222 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:53:30,222 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 229 states to 171 states and 229 transitions. [2018-09-28 10:53:30,222 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states and 229 transitions. [2018-09-28 10:53:30,223 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-09-28 10:53:30,223 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:53:30,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:53:30,512 INFO L134 CoverageAnalysis]: Checked inductivity of 1653 backedges. 0 proven. 1653 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:53:32,473 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:53:32,473 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 232 states to 173 states and 232 transitions. [2018-09-28 10:53:32,473 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states and 232 transitions. [2018-09-28 10:53:32,474 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-09-28 10:53:32,474 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:53:32,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:53:32,503 INFO L134 CoverageAnalysis]: Checked inductivity of 1653 backedges. 0 proven. 1653 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:53:33,334 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:53:33,334 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 233 states to 174 states and 233 transitions. [2018-09-28 10:53:33,334 INFO L276 IsEmpty]: Start isEmpty. Operand 174 states and 233 transitions. [2018-09-28 10:53:33,335 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2018-09-28 10:53:33,335 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:53:33,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:53:33,655 INFO L134 CoverageAnalysis]: Checked inductivity of 1711 backedges. 0 proven. 1711 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:53:35,331 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:53:35,332 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 236 states to 176 states and 236 transitions. [2018-09-28 10:53:35,332 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 236 transitions. [2018-09-28 10:53:35,332 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2018-09-28 10:53:35,333 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:53:35,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:53:35,361 INFO L134 CoverageAnalysis]: Checked inductivity of 1711 backedges. 0 proven. 1711 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:53:36,116 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:53:36,117 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 237 states to 177 states and 237 transitions. [2018-09-28 10:53:36,117 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 237 transitions. [2018-09-28 10:53:36,117 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2018-09-28 10:53:36,117 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:53:36,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:53:36,532 INFO L134 CoverageAnalysis]: Checked inductivity of 1770 backedges. 0 proven. 1770 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:53:38,425 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:53:38,425 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 240 states to 179 states and 240 transitions. [2018-09-28 10:53:38,426 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 240 transitions. [2018-09-28 10:53:38,426 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2018-09-28 10:53:38,426 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:53:38,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:53:38,455 INFO L134 CoverageAnalysis]: Checked inductivity of 1770 backedges. 0 proven. 1770 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:53:39,208 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:53:39,209 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 241 states to 180 states and 241 transitions. [2018-09-28 10:53:39,209 INFO L276 IsEmpty]: Start isEmpty. Operand 180 states and 241 transitions. [2018-09-28 10:53:39,209 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2018-09-28 10:53:39,209 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:53:39,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:53:39,531 INFO L134 CoverageAnalysis]: Checked inductivity of 1830 backedges. 0 proven. 1830 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:53:41,414 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:53:41,415 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 244 states to 182 states and 244 transitions. [2018-09-28 10:53:41,415 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states and 244 transitions. [2018-09-28 10:53:41,415 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2018-09-28 10:53:41,416 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:53:41,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:53:41,445 INFO L134 CoverageAnalysis]: Checked inductivity of 1830 backedges. 0 proven. 1830 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:53:42,330 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:53:42,331 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 245 states to 183 states and 245 transitions. [2018-09-28 10:53:42,331 INFO L276 IsEmpty]: Start isEmpty. Operand 183 states and 245 transitions. [2018-09-28 10:53:42,331 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2018-09-28 10:53:42,331 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:53:42,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:53:42,649 INFO L134 CoverageAnalysis]: Checked inductivity of 1891 backedges. 0 proven. 1891 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:53:44,446 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:53:44,446 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 248 states to 185 states and 248 transitions. [2018-09-28 10:53:44,447 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states and 248 transitions. [2018-09-28 10:53:44,447 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2018-09-28 10:53:44,447 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:53:44,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:53:44,480 INFO L134 CoverageAnalysis]: Checked inductivity of 1891 backedges. 0 proven. 1891 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:53:45,272 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:53:45,272 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 249 states to 186 states and 249 transitions. [2018-09-28 10:53:45,272 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 249 transitions. [2018-09-28 10:53:45,272 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2018-09-28 10:53:45,272 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:53:45,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:53:45,607 INFO L134 CoverageAnalysis]: Checked inductivity of 1953 backedges. 0 proven. 1953 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:53:47,680 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:53:47,680 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 252 states to 188 states and 252 transitions. [2018-09-28 10:53:47,680 INFO L276 IsEmpty]: Start isEmpty. Operand 188 states and 252 transitions. [2018-09-28 10:53:47,681 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2018-09-28 10:53:47,681 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:53:47,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:53:47,719 INFO L134 CoverageAnalysis]: Checked inductivity of 1953 backedges. 0 proven. 1953 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:53:48,958 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:53:48,958 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 253 states to 189 states and 253 transitions. [2018-09-28 10:53:48,959 INFO L276 IsEmpty]: Start isEmpty. Operand 189 states and 253 transitions. [2018-09-28 10:53:48,959 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2018-09-28 10:53:48,959 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:53:48,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:53:49,295 INFO L134 CoverageAnalysis]: Checked inductivity of 2016 backedges. 0 proven. 2016 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:53:51,163 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:53:51,163 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 256 states to 191 states and 256 transitions. [2018-09-28 10:53:51,163 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 256 transitions. [2018-09-28 10:53:51,164 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2018-09-28 10:53:51,164 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:53:51,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:53:51,196 INFO L134 CoverageAnalysis]: Checked inductivity of 2016 backedges. 0 proven. 2016 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:53:52,256 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:53:52,257 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 257 states to 192 states and 257 transitions. [2018-09-28 10:53:52,257 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 257 transitions. [2018-09-28 10:53:52,257 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2018-09-28 10:53:52,258 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:53:52,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:53:52,581 INFO L134 CoverageAnalysis]: Checked inductivity of 2080 backedges. 0 proven. 2080 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:53:54,476 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:53:54,477 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 260 states to 194 states and 260 transitions. [2018-09-28 10:53:54,477 INFO L276 IsEmpty]: Start isEmpty. Operand 194 states and 260 transitions. [2018-09-28 10:53:54,477 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2018-09-28 10:53:54,478 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:53:54,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:53:54,522 INFO L134 CoverageAnalysis]: Checked inductivity of 2080 backedges. 0 proven. 2080 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:53:55,322 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:53:55,323 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 261 states to 195 states and 261 transitions. [2018-09-28 10:53:55,323 INFO L276 IsEmpty]: Start isEmpty. Operand 195 states and 261 transitions. [2018-09-28 10:53:55,323 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2018-09-28 10:53:55,324 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:53:55,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:53:55,687 INFO L134 CoverageAnalysis]: Checked inductivity of 2145 backedges. 0 proven. 2145 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:53:58,073 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:53:58,074 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 264 states to 197 states and 264 transitions. [2018-09-28 10:53:58,074 INFO L276 IsEmpty]: Start isEmpty. Operand 197 states and 264 transitions. [2018-09-28 10:53:58,075 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2018-09-28 10:53:58,075 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:53:58,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:53:58,109 INFO L134 CoverageAnalysis]: Checked inductivity of 2145 backedges. 0 proven. 2145 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:53:58,963 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:53:58,963 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 265 states to 198 states and 265 transitions. [2018-09-28 10:53:58,964 INFO L276 IsEmpty]: Start isEmpty. Operand 198 states and 265 transitions. [2018-09-28 10:53:58,964 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2018-09-28 10:53:58,964 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:53:58,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:53:59,334 INFO L134 CoverageAnalysis]: Checked inductivity of 2211 backedges. 0 proven. 2211 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:54:01,291 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:54:01,291 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 268 states to 200 states and 268 transitions. [2018-09-28 10:54:01,291 INFO L276 IsEmpty]: Start isEmpty. Operand 200 states and 268 transitions. [2018-09-28 10:54:01,292 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2018-09-28 10:54:01,292 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:54:01,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:54:01,330 INFO L134 CoverageAnalysis]: Checked inductivity of 2211 backedges. 0 proven. 2211 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:54:02,437 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:54:02,438 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 269 states to 201 states and 269 transitions. [2018-09-28 10:54:02,438 INFO L276 IsEmpty]: Start isEmpty. Operand 201 states and 269 transitions. [2018-09-28 10:54:02,438 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2018-09-28 10:54:02,438 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:54:02,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:54:02,800 INFO L134 CoverageAnalysis]: Checked inductivity of 2278 backedges. 0 proven. 2278 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:54:04,791 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:54:04,791 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 272 states to 203 states and 272 transitions. [2018-09-28 10:54:04,792 INFO L276 IsEmpty]: Start isEmpty. Operand 203 states and 272 transitions. [2018-09-28 10:54:04,792 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2018-09-28 10:54:04,792 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:54:04,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:54:04,826 INFO L134 CoverageAnalysis]: Checked inductivity of 2278 backedges. 0 proven. 2278 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:54:05,675 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:54:05,676 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 273 states to 204 states and 273 transitions. [2018-09-28 10:54:05,676 INFO L276 IsEmpty]: Start isEmpty. Operand 204 states and 273 transitions. [2018-09-28 10:54:05,676 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2018-09-28 10:54:05,677 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:54:05,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:54:06,202 INFO L134 CoverageAnalysis]: Checked inductivity of 2346 backedges. 0 proven. 2346 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:54:08,535 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:54:08,535 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 276 states to 206 states and 276 transitions. [2018-09-28 10:54:08,535 INFO L276 IsEmpty]: Start isEmpty. Operand 206 states and 276 transitions. [2018-09-28 10:54:08,536 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2018-09-28 10:54:08,536 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:54:08,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:54:08,570 INFO L134 CoverageAnalysis]: Checked inductivity of 2346 backedges. 0 proven. 2346 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:54:09,430 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:54:09,430 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 277 states to 207 states and 277 transitions. [2018-09-28 10:54:09,431 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states and 277 transitions. [2018-09-28 10:54:09,431 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2018-09-28 10:54:09,431 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:54:09,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:54:09,839 INFO L134 CoverageAnalysis]: Checked inductivity of 2415 backedges. 0 proven. 2415 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:54:11,914 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:54:11,915 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 280 states to 209 states and 280 transitions. [2018-09-28 10:54:11,915 INFO L276 IsEmpty]: Start isEmpty. Operand 209 states and 280 transitions. [2018-09-28 10:54:11,915 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2018-09-28 10:54:11,915 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:54:11,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:54:11,950 INFO L134 CoverageAnalysis]: Checked inductivity of 2415 backedges. 0 proven. 2415 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:54:13,135 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:54:13,136 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 281 states to 210 states and 281 transitions. [2018-09-28 10:54:13,136 INFO L276 IsEmpty]: Start isEmpty. Operand 210 states and 281 transitions. [2018-09-28 10:54:13,136 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2018-09-28 10:54:13,136 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:54:13,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:54:13,537 INFO L134 CoverageAnalysis]: Checked inductivity of 2485 backedges. 0 proven. 2485 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:54:15,662 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:54:15,663 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 284 states to 212 states and 284 transitions. [2018-09-28 10:54:15,663 INFO L276 IsEmpty]: Start isEmpty. Operand 212 states and 284 transitions. [2018-09-28 10:54:15,663 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2018-09-28 10:54:15,663 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:54:15,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:54:15,706 INFO L134 CoverageAnalysis]: Checked inductivity of 2485 backedges. 0 proven. 2485 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:54:16,782 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:54:16,782 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 285 states to 213 states and 285 transitions. [2018-09-28 10:54:16,783 INFO L276 IsEmpty]: Start isEmpty. Operand 213 states and 285 transitions. [2018-09-28 10:54:16,783 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2018-09-28 10:54:16,783 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:54:16,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:54:17,189 INFO L134 CoverageAnalysis]: Checked inductivity of 2556 backedges. 0 proven. 2556 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:54:19,525 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:54:19,526 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 288 states to 215 states and 288 transitions. [2018-09-28 10:54:19,526 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states and 288 transitions. [2018-09-28 10:54:19,527 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2018-09-28 10:54:19,527 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:54:19,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:54:19,573 INFO L134 CoverageAnalysis]: Checked inductivity of 2556 backedges. 0 proven. 2556 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:54:20,501 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:54:20,502 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 289 states to 216 states and 289 transitions. [2018-09-28 10:54:20,502 INFO L276 IsEmpty]: Start isEmpty. Operand 216 states and 289 transitions. [2018-09-28 10:54:20,503 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2018-09-28 10:54:20,503 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:54:20,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:54:20,903 INFO L134 CoverageAnalysis]: Checked inductivity of 2628 backedges. 0 proven. 2628 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:54:23,332 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:54:23,332 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 292 states to 218 states and 292 transitions. [2018-09-28 10:54:23,332 INFO L276 IsEmpty]: Start isEmpty. Operand 218 states and 292 transitions. [2018-09-28 10:54:23,333 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2018-09-28 10:54:23,333 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:54:23,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:54:23,378 INFO L134 CoverageAnalysis]: Checked inductivity of 2628 backedges. 0 proven. 2628 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:54:24,314 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:54:24,314 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 293 states to 219 states and 293 transitions. [2018-09-28 10:54:24,314 INFO L276 IsEmpty]: Start isEmpty. Operand 219 states and 293 transitions. [2018-09-28 10:54:24,315 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2018-09-28 10:54:24,315 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:54:24,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:54:24,739 INFO L134 CoverageAnalysis]: Checked inductivity of 2701 backedges. 0 proven. 2701 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:54:27,092 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:54:27,092 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 296 states to 221 states and 296 transitions. [2018-09-28 10:54:27,092 INFO L276 IsEmpty]: Start isEmpty. Operand 221 states and 296 transitions. [2018-09-28 10:54:27,093 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2018-09-28 10:54:27,093 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:54:27,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:54:27,140 INFO L134 CoverageAnalysis]: Checked inductivity of 2701 backedges. 0 proven. 2701 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:54:28,598 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:54:28,598 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 297 states to 222 states and 297 transitions. [2018-09-28 10:54:28,598 INFO L276 IsEmpty]: Start isEmpty. Operand 222 states and 297 transitions. [2018-09-28 10:54:28,599 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2018-09-28 10:54:28,599 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:54:28,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:54:28,994 INFO L134 CoverageAnalysis]: Checked inductivity of 2775 backedges. 0 proven. 2775 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:54:31,157 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:54:31,158 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 300 states to 224 states and 300 transitions. [2018-09-28 10:54:31,158 INFO L276 IsEmpty]: Start isEmpty. Operand 224 states and 300 transitions. [2018-09-28 10:54:31,158 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2018-09-28 10:54:31,158 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:54:31,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:54:31,206 INFO L134 CoverageAnalysis]: Checked inductivity of 2775 backedges. 0 proven. 2775 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:54:32,320 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:54:32,320 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 301 states to 225 states and 301 transitions. [2018-09-28 10:54:32,320 INFO L276 IsEmpty]: Start isEmpty. Operand 225 states and 301 transitions. [2018-09-28 10:54:32,321 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2018-09-28 10:54:32,321 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:54:32,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:54:32,834 INFO L134 CoverageAnalysis]: Checked inductivity of 2850 backedges. 0 proven. 2850 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:54:35,216 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:54:35,216 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 304 states to 227 states and 304 transitions. [2018-09-28 10:54:35,216 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 304 transitions. [2018-09-28 10:54:35,217 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2018-09-28 10:54:35,217 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:54:35,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:54:35,265 INFO L134 CoverageAnalysis]: Checked inductivity of 2850 backedges. 0 proven. 2850 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:54:36,302 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:54:36,303 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 305 states to 228 states and 305 transitions. [2018-09-28 10:54:36,303 INFO L276 IsEmpty]: Start isEmpty. Operand 228 states and 305 transitions. [2018-09-28 10:54:36,304 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2018-09-28 10:54:36,304 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:54:36,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:54:36,877 INFO L134 CoverageAnalysis]: Checked inductivity of 2926 backedges. 0 proven. 2926 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:54:39,393 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:54:39,394 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 308 states to 230 states and 308 transitions. [2018-09-28 10:54:39,394 INFO L276 IsEmpty]: Start isEmpty. Operand 230 states and 308 transitions. [2018-09-28 10:54:39,394 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2018-09-28 10:54:39,394 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:54:39,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:54:39,435 INFO L134 CoverageAnalysis]: Checked inductivity of 2926 backedges. 0 proven. 2926 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:54:40,366 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:54:40,367 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 309 states to 231 states and 309 transitions. [2018-09-28 10:54:40,367 INFO L276 IsEmpty]: Start isEmpty. Operand 231 states and 309 transitions. [2018-09-28 10:54:40,367 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2018-09-28 10:54:40,368 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:54:40,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:54:40,794 INFO L134 CoverageAnalysis]: Checked inductivity of 3003 backedges. 0 proven. 3003 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:54:43,404 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:54:43,405 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 312 states to 233 states and 312 transitions. [2018-09-28 10:54:43,405 INFO L276 IsEmpty]: Start isEmpty. Operand 233 states and 312 transitions. [2018-09-28 10:54:43,405 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2018-09-28 10:54:43,405 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:54:43,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:54:43,454 INFO L134 CoverageAnalysis]: Checked inductivity of 3003 backedges. 0 proven. 3003 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:54:44,453 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:54:44,454 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 313 states to 234 states and 313 transitions. [2018-09-28 10:54:44,454 INFO L276 IsEmpty]: Start isEmpty. Operand 234 states and 313 transitions. [2018-09-28 10:54:44,454 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2018-09-28 10:54:44,454 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:54:44,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:54:44,913 INFO L134 CoverageAnalysis]: Checked inductivity of 3081 backedges. 0 proven. 3081 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:54:47,272 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:54:47,273 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 316 states to 236 states and 316 transitions. [2018-09-28 10:54:47,273 INFO L276 IsEmpty]: Start isEmpty. Operand 236 states and 316 transitions. [2018-09-28 10:54:47,273 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2018-09-28 10:54:47,274 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:54:47,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:54:47,316 INFO L134 CoverageAnalysis]: Checked inductivity of 3081 backedges. 0 proven. 3081 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:54:48,795 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:54:48,795 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 317 states to 237 states and 317 transitions. [2018-09-28 10:54:48,795 INFO L276 IsEmpty]: Start isEmpty. Operand 237 states and 317 transitions. [2018-09-28 10:54:48,796 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2018-09-28 10:54:48,796 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:54:48,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:54:49,291 INFO L134 CoverageAnalysis]: Checked inductivity of 3160 backedges. 0 proven. 3160 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:54:51,635 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:54:51,635 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 320 states to 239 states and 320 transitions. [2018-09-28 10:54:51,635 INFO L276 IsEmpty]: Start isEmpty. Operand 239 states and 320 transitions. [2018-09-28 10:54:51,636 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2018-09-28 10:54:51,636 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:54:51,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:54:51,680 INFO L134 CoverageAnalysis]: Checked inductivity of 3160 backedges. 0 proven. 3160 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:54:52,672 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:54:52,672 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 321 states to 240 states and 321 transitions. [2018-09-28 10:54:52,672 INFO L276 IsEmpty]: Start isEmpty. Operand 240 states and 321 transitions. [2018-09-28 10:54:52,673 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2018-09-28 10:54:52,673 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:54:52,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:54:53,556 INFO L134 CoverageAnalysis]: Checked inductivity of 3240 backedges. 0 proven. 3240 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:54:55,975 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:54:55,976 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 324 states to 242 states and 324 transitions. [2018-09-28 10:54:55,976 INFO L276 IsEmpty]: Start isEmpty. Operand 242 states and 324 transitions. [2018-09-28 10:54:55,976 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2018-09-28 10:54:55,976 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:54:55,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:54:56,019 INFO L134 CoverageAnalysis]: Checked inductivity of 3240 backedges. 0 proven. 3240 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:54:57,065 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:54:57,065 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 325 states to 243 states and 325 transitions. [2018-09-28 10:54:57,065 INFO L276 IsEmpty]: Start isEmpty. Operand 243 states and 325 transitions. [2018-09-28 10:54:57,066 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2018-09-28 10:54:57,066 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:54:57,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:54:57,548 INFO L134 CoverageAnalysis]: Checked inductivity of 3321 backedges. 0 proven. 3321 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:55:00,412 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:55:00,412 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 328 states to 245 states and 328 transitions. [2018-09-28 10:55:00,412 INFO L276 IsEmpty]: Start isEmpty. Operand 245 states and 328 transitions. [2018-09-28 10:55:00,413 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2018-09-28 10:55:00,413 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:55:00,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:55:00,457 INFO L134 CoverageAnalysis]: Checked inductivity of 3321 backedges. 0 proven. 3321 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:55:01,475 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:55:01,476 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 329 states to 246 states and 329 transitions. [2018-09-28 10:55:01,476 INFO L276 IsEmpty]: Start isEmpty. Operand 246 states and 329 transitions. [2018-09-28 10:55:01,476 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2018-09-28 10:55:01,476 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:55:01,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:55:01,916 INFO L134 CoverageAnalysis]: Checked inductivity of 3403 backedges. 0 proven. 3403 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:55:04,652 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:55:04,652 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 332 states to 248 states and 332 transitions. [2018-09-28 10:55:04,652 INFO L276 IsEmpty]: Start isEmpty. Operand 248 states and 332 transitions. [2018-09-28 10:55:04,653 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2018-09-28 10:55:04,653 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:55:04,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:55:04,696 INFO L134 CoverageAnalysis]: Checked inductivity of 3403 backedges. 0 proven. 3403 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:55:05,787 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:55:05,788 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 333 states to 249 states and 333 transitions. [2018-09-28 10:55:05,788 INFO L276 IsEmpty]: Start isEmpty. Operand 249 states and 333 transitions. [2018-09-28 10:55:05,789 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2018-09-28 10:55:05,789 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:55:05,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:55:06,363 INFO L134 CoverageAnalysis]: Checked inductivity of 3486 backedges. 0 proven. 3486 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:55:09,060 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:55:09,061 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 336 states to 251 states and 336 transitions. [2018-09-28 10:55:09,061 INFO L276 IsEmpty]: Start isEmpty. Operand 251 states and 336 transitions. [2018-09-28 10:55:09,061 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2018-09-28 10:55:09,061 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:55:09,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:55:09,106 INFO L134 CoverageAnalysis]: Checked inductivity of 3486 backedges. 0 proven. 3486 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:55:10,329 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:55:10,329 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 337 states to 252 states and 337 transitions. [2018-09-28 10:55:10,329 INFO L276 IsEmpty]: Start isEmpty. Operand 252 states and 337 transitions. [2018-09-28 10:55:10,330 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2018-09-28 10:55:10,330 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:55:10,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:55:10,876 INFO L134 CoverageAnalysis]: Checked inductivity of 3570 backedges. 0 proven. 3570 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:55:13,301 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:55:13,302 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 340 states to 254 states and 340 transitions. [2018-09-28 10:55:13,302 INFO L276 IsEmpty]: Start isEmpty. Operand 254 states and 340 transitions. [2018-09-28 10:55:13,302 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2018-09-28 10:55:13,302 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:55:13,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:55:13,347 INFO L134 CoverageAnalysis]: Checked inductivity of 3570 backedges. 0 proven. 3570 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:55:14,699 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:55:14,699 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 341 states to 255 states and 341 transitions. [2018-09-28 10:55:14,699 INFO L276 IsEmpty]: Start isEmpty. Operand 255 states and 341 transitions. [2018-09-28 10:55:14,700 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2018-09-28 10:55:14,700 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:55:14,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:55:15,301 INFO L134 CoverageAnalysis]: Checked inductivity of 3655 backedges. 0 proven. 3655 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:55:17,879 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:55:17,879 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 344 states to 257 states and 344 transitions. [2018-09-28 10:55:17,880 INFO L276 IsEmpty]: Start isEmpty. Operand 257 states and 344 transitions. [2018-09-28 10:55:17,880 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2018-09-28 10:55:17,880 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:55:17,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:55:17,926 INFO L134 CoverageAnalysis]: Checked inductivity of 3655 backedges. 0 proven. 3655 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:55:19,264 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:55:19,265 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 345 states to 258 states and 345 transitions. [2018-09-28 10:55:19,265 INFO L276 IsEmpty]: Start isEmpty. Operand 258 states and 345 transitions. [2018-09-28 10:55:19,265 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2018-09-28 10:55:19,265 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:55:19,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:55:19,754 INFO L134 CoverageAnalysis]: Checked inductivity of 3741 backedges. 0 proven. 3741 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:55:22,540 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:55:22,540 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 348 states to 260 states and 348 transitions. [2018-09-28 10:55:22,540 INFO L276 IsEmpty]: Start isEmpty. Operand 260 states and 348 transitions. [2018-09-28 10:55:22,541 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2018-09-28 10:55:22,541 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 10:55:22,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:55:22,587 INFO L134 CoverageAnalysis]: Checked inductivity of 3741 backedges. 0 proven. 3741 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:55:23,663 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 10:55:23,663 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 349 states to 261 states and 349 transitions. [2018-09-28 10:55:23,663 INFO L276 IsEmpty]: Start isEmpty. Operand 261 states and 349 transitions. [2018-09-28 10:55:23,663 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2018-09-28 10:55:23,663 INFO L423 CodeCheckObserver]: Error Path is FOUND. Received shutdown request... [2018-09-28 10:55:23,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2018-09-28 10:55:23,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:55:23,834 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 10:55:23,843 INFO L177 TraceCheckSpWp]: Timeout while computing interpolants [2018-09-28 10:55:23,844 INFO L256 ToolchainWalker]: Toolchain cancelled while executing plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck. Reason: Timeout or Toolchain cancelled by user [2018-09-28 10:55:23,845 INFO L168 Benchmark]: Toolchain (without parser) took 233568.74 ms. Allocated memory was 1.5 GB in the beginning and 3.4 GB in the end (delta: 1.8 GB). Free memory was 1.5 GB in the beginning and 2.3 GB in the end (delta: -821.2 MB). Peak memory consumption was 1.0 GB. Max. memory is 7.1 GB. [2018-09-28 10:55:23,846 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.26 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. [2018-09-28 10:55:23,846 INFO L168 Benchmark]: Boogie Procedure Inliner took 44.40 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. [2018-09-28 10:55:23,847 INFO L168 Benchmark]: Boogie Preprocessor took 19.83 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. [2018-09-28 10:55:23,847 INFO L168 Benchmark]: RCFGBuilder took 302.58 ms. Allocated memory is still 1.5 GB. Free memory was 1.5 GB in the beginning and 1.5 GB in the end (delta: 21.1 MB). Peak memory consumption was 21.1 MB. Max. memory is 7.1 GB. [2018-09-28 10:55:23,847 INFO L168 Benchmark]: CodeCheck took 233195.90 ms. Allocated memory was 1.5 GB in the beginning and 3.4 GB in the end (delta: 1.8 GB). Free memory was 1.5 GB in the beginning and 2.3 GB in the end (delta: -842.3 MB). Peak memory consumption was 991.1 MB. Max. memory is 7.1 GB. [2018-09-28 10:55:23,850 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - TimeoutResult: Timeout (de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck) Toolchain cancelled while TraceCheckSpWp was constructing forward predicates, while XnfDer was eliminating 1 quantified variables from 2 xjuncts. * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Boogie PL CUP Parser took 0.26 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 44.40 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 19.83 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 302.58 ms. Allocated memory is still 1.5 GB. Free memory was 1.5 GB in the beginning and 1.5 GB in the end (delta: 21.1 MB). Peak memory consumption was 21.1 MB. Max. memory is 7.1 GB. * CodeCheck took 233195.90 ms. Allocated memory was 1.5 GB in the beginning and 3.4 GB in the end (delta: 1.8 GB). Free memory was 1.5 GB in the beginning and 2.3 GB in the end (delta: -842.3 MB). Peak memory consumption was 991.1 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: Timeout Written .csv to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/csv/count_by_nondet.i_3.bplTransformedIcfg_BEv2_3.bpl_svcomp-Reach-32bit-Kojak_Default.epf_KojakBplInline.xml/Csv-Benchmark-0-2018-09-28_10-55-23-859.csv Completed graceful shutdown