java -Xmx8000000000 -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data --generate-csv --csv-dir csv -tc ../../../trunk/examples/toolchains/KojakBplInline.xml -s ../../../trunk/examples/settings/pu-bench/svcomp-Reach-32bit-Kojak_Default.epf -i ../../../trunk/examples/programs/toy/tooDifficultLoopInvariant/Luxembourg-WithArrays.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.23-d19836b [2018-09-26 22:29:12,202 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-09-26 22:29:12,204 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-09-26 22:29:12,217 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-09-26 22:29:12,217 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-09-26 22:29:12,218 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-09-26 22:29:12,219 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-09-26 22:29:12,221 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-09-26 22:29:12,223 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-09-26 22:29:12,224 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-09-26 22:29:12,224 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-09-26 22:29:12,225 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-09-26 22:29:12,226 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-09-26 22:29:12,227 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-09-26 22:29:12,228 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-09-26 22:29:12,228 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-09-26 22:29:12,229 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-09-26 22:29:12,231 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-09-26 22:29:12,233 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-09-26 22:29:12,235 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-09-26 22:29:12,236 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-09-26 22:29:12,237 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-09-26 22:29:12,240 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-09-26 22:29:12,240 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-09-26 22:29:12,240 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-09-26 22:29:12,241 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-09-26 22:29:12,242 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-09-26 22:29:12,243 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-09-26 22:29:12,244 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-09-26 22:29:12,245 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-09-26 22:29:12,245 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-09-26 22:29:12,246 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-09-26 22:29:12,246 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-09-26 22:29:12,247 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-09-26 22:29:12,248 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-09-26 22:29:12,248 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-09-26 22:29:12,249 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 [2018-09-26 22:29:12,272 INFO L110 SettingsManager]: Loading preferences was successful [2018-09-26 22:29:12,273 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-09-26 22:29:12,273 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-09-26 22:29:12,274 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-09-26 22:29:12,274 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-09-26 22:29:12,275 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-09-26 22:29:12,275 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-09-26 22:29:12,276 INFO L133 SettingsManager]: * sizeof long=4 [2018-09-26 22:29:12,276 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-09-26 22:29:12,276 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-09-26 22:29:12,276 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-09-26 22:29:12,276 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-09-26 22:29:12,277 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-09-26 22:29:12,277 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-09-26 22:29:12,277 INFO L133 SettingsManager]: * sizeof long double=12 [2018-09-26 22:29:12,277 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-09-26 22:29:12,278 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-09-26 22:29:12,279 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-09-26 22:29:12,279 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-09-26 22:29:12,279 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-09-26 22:29:12,279 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-09-26 22:29:12,279 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-09-26 22:29:12,280 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-09-26 22:29:12,280 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-09-26 22:29:12,280 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-09-26 22:29:12,280 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-09-26 22:29:12,281 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-09-26 22:29:12,281 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-09-26 22:29:12,281 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-09-26 22:29:12,336 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-09-26 22:29:12,349 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-09-26 22:29:12,354 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-09-26 22:29:12,355 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2018-09-26 22:29:12,356 INFO L276 PluginConnector]: Boogie PL CUP Parser initialized [2018-09-26 22:29:12,357 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/toy/tooDifficultLoopInvariant/Luxembourg-WithArrays.bpl [2018-09-26 22:29:12,357 INFO L111 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/toy/tooDifficultLoopInvariant/Luxembourg-WithArrays.bpl' [2018-09-26 22:29:12,414 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-09-26 22:29:12,417 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-09-26 22:29:12,418 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-09-26 22:29:12,418 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-09-26 22:29:12,418 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-09-26 22:29:12,440 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "Luxembourg-WithArrays.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 10:29:12" (1/1) ... [2018-09-26 22:29:12,455 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "Luxembourg-WithArrays.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 10:29:12" (1/1) ... [2018-09-26 22:29:12,461 WARN L165 Inliner]: Program contained no entry procedure! [2018-09-26 22:29:12,461 WARN L168 Inliner]: Missing entry procedures: [ULTIMATE.start] [2018-09-26 22:29:12,462 WARN L175 Inliner]: Fallback enabled. All procedures will be processed. [2018-09-26 22:29:12,464 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-09-26 22:29:12,465 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-09-26 22:29:12,465 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-09-26 22:29:12,465 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-09-26 22:29:12,477 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "Luxembourg-WithArrays.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 10:29:12" (1/1) ... [2018-09-26 22:29:12,477 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "Luxembourg-WithArrays.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 10:29:12" (1/1) ... [2018-09-26 22:29:12,478 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "Luxembourg-WithArrays.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 10:29:12" (1/1) ... [2018-09-26 22:29:12,480 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "Luxembourg-WithArrays.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 10:29:12" (1/1) ... [2018-09-26 22:29:12,483 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "Luxembourg-WithArrays.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 10:29:12" (1/1) ... [2018-09-26 22:29:12,488 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "Luxembourg-WithArrays.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 10:29:12" (1/1) ... [2018-09-26 22:29:12,491 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "Luxembourg-WithArrays.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 10:29:12" (1/1) ... [2018-09-26 22:29:12,492 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-09-26 22:29:12,493 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-09-26 22:29:12,493 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-09-26 22:29:12,493 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-09-26 22:29:12,494 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "Luxembourg-WithArrays.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 10:29:12" (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 [2018-09-26 22:29:12,580 INFO L124 BoogieDeclarations]: Specification and implementation of procedure main given in one single declaration [2018-09-26 22:29:12,580 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-09-26 22:29:12,580 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-09-26 22:29:12,793 INFO L343 CfgBuilder]: Using library mode [2018-09-26 22:29:12,793 INFO L202 PluginConnector]: Adding new model Luxembourg-WithArrays.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.09 10:29:12 BoogieIcfgContainer [2018-09-26 22:29:12,793 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-09-26 22:29:12,794 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-09-26 22:29:12,794 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-09-26 22:29:12,806 INFO L276 PluginConnector]: CodeCheck initialized [2018-09-26 22:29:12,806 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "Luxembourg-WithArrays.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.09 10:29:12" (1/1) ... [2018-09-26 22:29:12,819 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-09-26 22:29:12,852 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:29:12,860 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 6 states and 7 transitions. [2018-09-26 22:29:12,861 INFO L276 IsEmpty]: Start isEmpty. Operand 6 states and 7 transitions. [2018-09-26 22:29:12,864 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-09-26 22:29:12,864 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:29:12,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:29:13,235 WARN L178 SmtUtils]: Spent 189.00 ms on a formula simplification. DAG size of input: 15 DAG size of output: 9 [2018-09-26 22:29:13,238 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:29:13,344 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:29:13,345 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 7 states and 10 transitions. [2018-09-26 22:29:13,345 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 10 transitions. [2018-09-26 22:29:13,349 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:29:13,349 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:29:13,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:29:13,510 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:29:13,836 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:29:13,837 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 8 states and 14 transitions. [2018-09-26 22:29:13,837 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 14 transitions. [2018-09-26 22:29:13,838 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-26 22:29:13,838 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:29:13,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:29:13,996 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:29:14,472 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:29:14,473 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 9 states and 17 transitions. [2018-09-26 22:29:14,473 INFO L276 IsEmpty]: Start isEmpty. Operand 9 states and 17 transitions. [2018-09-26 22:29:14,473 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-09-26 22:29:14,474 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:29:14,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:29:14,641 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:29:15,052 WARN L178 SmtUtils]: Spent 242.00 ms on a formula simplification. DAG size of input: 16 DAG size of output: 13 [2018-09-26 22:29:15,129 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:29:15,130 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 10 states and 19 transitions. [2018-09-26 22:29:15,130 INFO L276 IsEmpty]: Start isEmpty. Operand 10 states and 19 transitions. [2018-09-26 22:29:15,131 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-09-26 22:29:15,131 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:29:15,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:29:15,255 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:29:15,454 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:29:15,455 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 11 states and 21 transitions. [2018-09-26 22:29:15,455 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 21 transitions. [2018-09-26 22:29:15,455 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-09-26 22:29:15,455 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:29:15,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:29:15,615 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:29:15,899 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:29:15,900 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 12 states and 23 transitions. [2018-09-26 22:29:15,900 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 23 transitions. [2018-09-26 22:29:15,901 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-09-26 22:29:15,901 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:29:15,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:29:16,061 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:29:16,271 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:29:16,272 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 13 states and 25 transitions. [2018-09-26 22:29:16,272 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 25 transitions. [2018-09-26 22:29:16,273 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-09-26 22:29:16,273 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:29:16,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:29:16,461 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:29:16,688 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:29:16,688 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 14 states and 27 transitions. [2018-09-26 22:29:16,689 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 27 transitions. [2018-09-26 22:29:16,689 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-09-26 22:29:16,690 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:29:16,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:29:16,819 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:29:17,020 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:29:17,021 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 15 states and 29 transitions. [2018-09-26 22:29:17,022 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 29 transitions. [2018-09-26 22:29:17,023 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-09-26 22:29:17,023 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:29:17,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:29:17,238 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:29:17,795 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:29:17,796 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 16 states and 31 transitions. [2018-09-26 22:29:17,797 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 31 transitions. [2018-09-26 22:29:17,798 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-09-26 22:29:17,798 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:29:17,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:29:17,965 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 55 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:29:18,233 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:29:18,235 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 17 states and 33 transitions. [2018-09-26 22:29:18,235 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 33 transitions. [2018-09-26 22:29:18,236 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-26 22:29:18,236 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:29:18,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:29:18,421 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 0 proven. 66 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:29:18,775 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:29:18,776 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 18 states and 35 transitions. [2018-09-26 22:29:18,776 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 35 transitions. [2018-09-26 22:29:18,777 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-09-26 22:29:18,777 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:29:18,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:29:19,046 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 0 proven. 78 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:29:19,423 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:29:19,424 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 19 states and 37 transitions. [2018-09-26 22:29:19,425 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 37 transitions. [2018-09-26 22:29:19,426 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-09-26 22:29:19,426 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:29:19,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:29:19,664 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:29:19,905 WARN L178 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 14 DAG size of output: 11 [2018-09-26 22:29:20,127 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:29:20,128 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 20 states and 39 transitions. [2018-09-26 22:29:20,128 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 39 transitions. [2018-09-26 22:29:20,129 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-09-26 22:29:20,129 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:29:20,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:29:20,523 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 0 proven. 105 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:29:21,255 WARN L178 SmtUtils]: Spent 191.00 ms on a formula simplification. DAG size of input: 14 DAG size of output: 11 [2018-09-26 22:29:21,836 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:29:21,837 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 21 states and 41 transitions. [2018-09-26 22:29:21,837 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 41 transitions. [2018-09-26 22:29:21,838 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-09-26 22:29:21,838 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:29:21,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:29:22,503 INFO L134 CoverageAnalysis]: Checked inductivity of 120 backedges. 0 proven. 120 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:29:23,317 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:29:23,318 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 22 states and 43 transitions. [2018-09-26 22:29:23,318 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 43 transitions. [2018-09-26 22:29:23,319 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-09-26 22:29:23,320 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:29:23,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:29:23,505 INFO L134 CoverageAnalysis]: Checked inductivity of 136 backedges. 0 proven. 136 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:29:23,961 WARN L178 SmtUtils]: Spent 216.00 ms on a formula simplification. DAG size of input: 14 DAG size of output: 11 [2018-09-26 22:29:24,838 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:29:24,839 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 23 states and 45 transitions. [2018-09-26 22:29:24,840 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 45 transitions. [2018-09-26 22:29:24,841 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-09-26 22:29:24,841 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:29:24,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:29:25,131 INFO L134 CoverageAnalysis]: Checked inductivity of 153 backedges. 0 proven. 153 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:29:25,409 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:29:25,410 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 24 states and 47 transitions. [2018-09-26 22:29:25,410 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 47 transitions. [2018-09-26 22:29:25,411 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2018-09-26 22:29:25,411 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:29:25,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:29:26,704 INFO L134 CoverageAnalysis]: Checked inductivity of 171 backedges. 0 proven. 171 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:29:27,038 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:29:27,038 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 25 states and 49 transitions. [2018-09-26 22:29:27,039 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 49 transitions. [2018-09-26 22:29:27,041 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2018-09-26 22:29:27,041 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:29:27,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:29:27,299 INFO L134 CoverageAnalysis]: Checked inductivity of 190 backedges. 0 proven. 190 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:29:27,687 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:29:27,688 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 26 states and 51 transitions. [2018-09-26 22:29:27,688 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 51 transitions. [2018-09-26 22:29:27,689 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2018-09-26 22:29:27,689 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:29:27,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:29:28,097 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 0 proven. 210 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:29:28,498 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:29:28,499 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 27 states and 53 transitions. [2018-09-26 22:29:28,499 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 53 transitions. [2018-09-26 22:29:28,500 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2018-09-26 22:29:28,500 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:29:28,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:29:28,761 INFO L134 CoverageAnalysis]: Checked inductivity of 231 backedges. 0 proven. 231 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:29:29,909 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:29:29,910 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 28 states and 55 transitions. [2018-09-26 22:29:29,911 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 55 transitions. [2018-09-26 22:29:29,912 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2018-09-26 22:29:29,912 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:29:29,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:29:30,165 INFO L134 CoverageAnalysis]: Checked inductivity of 253 backedges. 0 proven. 253 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:29:30,509 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:29:30,510 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 29 states and 57 transitions. [2018-09-26 22:29:30,510 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 57 transitions. [2018-09-26 22:29:30,511 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2018-09-26 22:29:30,512 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:29:30,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:29:30,803 INFO L134 CoverageAnalysis]: Checked inductivity of 276 backedges. 0 proven. 276 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:29:31,283 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:29:31,284 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 30 states and 59 transitions. [2018-09-26 22:29:31,284 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 59 transitions. [2018-09-26 22:29:31,285 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2018-09-26 22:29:31,286 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:29:31,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:29:31,766 INFO L134 CoverageAnalysis]: Checked inductivity of 300 backedges. 0 proven. 300 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:29:32,272 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:29:32,273 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 31 states and 61 transitions. [2018-09-26 22:29:32,273 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 61 transitions. [2018-09-26 22:29:32,274 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2018-09-26 22:29:32,274 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:29:32,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:29:33,047 INFO L134 CoverageAnalysis]: Checked inductivity of 325 backedges. 0 proven. 325 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:29:33,388 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:29:33,388 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 63 transitions. [2018-09-26 22:29:33,388 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 63 transitions. [2018-09-26 22:29:33,389 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2018-09-26 22:29:33,389 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:29:33,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:29:33,597 INFO L134 CoverageAnalysis]: Checked inductivity of 351 backedges. 0 proven. 351 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:29:33,936 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:29:33,937 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 33 states and 65 transitions. [2018-09-26 22:29:33,937 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 65 transitions. [2018-09-26 22:29:33,938 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2018-09-26 22:29:33,938 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:29:33,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:29:34,219 INFO L134 CoverageAnalysis]: Checked inductivity of 378 backedges. 0 proven. 378 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:29:34,827 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:29:34,828 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 34 states and 67 transitions. [2018-09-26 22:29:34,828 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 67 transitions. [2018-09-26 22:29:34,829 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2018-09-26 22:29:34,829 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:29:34,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:29:35,168 INFO L134 CoverageAnalysis]: Checked inductivity of 406 backedges. 0 proven. 406 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:29:35,565 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:29:35,565 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 35 states and 69 transitions. [2018-09-26 22:29:35,566 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 69 transitions. [2018-09-26 22:29:35,566 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2018-09-26 22:29:35,567 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:29:35,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:29:35,961 INFO L134 CoverageAnalysis]: Checked inductivity of 435 backedges. 0 proven. 435 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:29:36,343 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:29:36,344 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 36 states and 71 transitions. [2018-09-26 22:29:36,344 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 71 transitions. [2018-09-26 22:29:36,344 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2018-09-26 22:29:36,344 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:29:36,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:29:36,624 INFO L134 CoverageAnalysis]: Checked inductivity of 465 backedges. 0 proven. 465 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:29:37,035 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:29:37,035 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 37 states and 73 transitions. [2018-09-26 22:29:37,036 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 73 transitions. [2018-09-26 22:29:37,036 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2018-09-26 22:29:37,036 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:29:37,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:29:37,455 INFO L134 CoverageAnalysis]: Checked inductivity of 496 backedges. 0 proven. 496 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:29:37,868 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:29:37,869 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 38 states and 75 transitions. [2018-09-26 22:29:37,869 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 75 transitions. [2018-09-26 22:29:37,869 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2018-09-26 22:29:37,870 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:29:37,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:29:38,090 INFO L134 CoverageAnalysis]: Checked inductivity of 528 backedges. 0 proven. 528 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:29:38,515 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:29:38,515 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 39 states and 77 transitions. [2018-09-26 22:29:38,516 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 77 transitions. [2018-09-26 22:29:38,516 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2018-09-26 22:29:38,517 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:29:38,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:29:39,103 INFO L134 CoverageAnalysis]: Checked inductivity of 561 backedges. 0 proven. 561 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:29:39,977 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:29:39,978 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 40 states and 79 transitions. [2018-09-26 22:29:39,978 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 79 transitions. [2018-09-26 22:29:39,979 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2018-09-26 22:29:39,979 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:29:40,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:29:40,389 INFO L134 CoverageAnalysis]: Checked inductivity of 595 backedges. 0 proven. 595 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:29:40,945 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:29:40,945 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 41 states and 81 transitions. [2018-09-26 22:29:40,946 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 81 transitions. [2018-09-26 22:29:40,946 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2018-09-26 22:29:40,946 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:29:40,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:29:41,960 INFO L134 CoverageAnalysis]: Checked inductivity of 630 backedges. 0 proven. 630 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:29:42,801 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:29:42,802 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 42 states and 83 transitions. [2018-09-26 22:29:42,802 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 83 transitions. [2018-09-26 22:29:42,803 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2018-09-26 22:29:42,803 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:29:42,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:29:43,291 INFO L134 CoverageAnalysis]: Checked inductivity of 666 backedges. 0 proven. 666 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:29:43,779 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:29:43,779 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 43 states and 85 transitions. [2018-09-26 22:29:43,779 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 85 transitions. [2018-09-26 22:29:43,780 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2018-09-26 22:29:43,780 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:29:43,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:29:44,673 INFO L134 CoverageAnalysis]: Checked inductivity of 703 backedges. 0 proven. 703 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:29:45,283 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:29:45,284 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 44 states and 87 transitions. [2018-09-26 22:29:45,284 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 87 transitions. [2018-09-26 22:29:45,285 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2018-09-26 22:29:45,285 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:29:45,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:29:45,616 INFO L134 CoverageAnalysis]: Checked inductivity of 741 backedges. 0 proven. 741 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:29:46,170 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:29:46,171 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 45 states and 89 transitions. [2018-09-26 22:29:46,171 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 89 transitions. [2018-09-26 22:29:46,172 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2018-09-26 22:29:46,172 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:29:46,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:29:46,746 INFO L134 CoverageAnalysis]: Checked inductivity of 780 backedges. 0 proven. 780 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:29:47,333 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:29:47,333 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 46 states and 91 transitions. [2018-09-26 22:29:47,334 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 91 transitions. [2018-09-26 22:29:47,335 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2018-09-26 22:29:47,335 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:29:47,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:29:48,871 INFO L134 CoverageAnalysis]: Checked inductivity of 820 backedges. 0 proven. 820 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:29:49,499 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:29:49,499 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 47 states and 93 transitions. [2018-09-26 22:29:49,499 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 93 transitions. [2018-09-26 22:29:49,500 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2018-09-26 22:29:49,500 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:29:49,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:29:49,904 INFO L134 CoverageAnalysis]: Checked inductivity of 861 backedges. 0 proven. 861 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:29:50,404 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:29:50,405 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 48 states and 95 transitions. [2018-09-26 22:29:50,405 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 95 transitions. [2018-09-26 22:29:50,406 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2018-09-26 22:29:50,406 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:29:50,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:29:50,740 INFO L134 CoverageAnalysis]: Checked inductivity of 903 backedges. 0 proven. 903 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:29:51,255 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:29:51,255 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 49 states and 97 transitions. [2018-09-26 22:29:51,256 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 97 transitions. [2018-09-26 22:29:51,256 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-09-26 22:29:51,256 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:29:51,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:29:52,106 INFO L134 CoverageAnalysis]: Checked inductivity of 946 backedges. 0 proven. 946 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:29:52,644 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:29:52,644 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 50 states and 99 transitions. [2018-09-26 22:29:52,645 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 99 transitions. [2018-09-26 22:29:52,645 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2018-09-26 22:29:52,645 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:29:52,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:29:52,948 INFO L134 CoverageAnalysis]: Checked inductivity of 990 backedges. 0 proven. 990 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:29:53,539 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:29:53,540 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 51 states and 101 transitions. [2018-09-26 22:29:53,540 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 101 transitions. [2018-09-26 22:29:53,541 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2018-09-26 22:29:53,541 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:29:53,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:29:53,950 INFO L134 CoverageAnalysis]: Checked inductivity of 1035 backedges. 0 proven. 1035 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:29:54,648 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:29:54,649 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 52 states and 103 transitions. [2018-09-26 22:29:54,649 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 103 transitions. [2018-09-26 22:29:54,649 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2018-09-26 22:29:54,649 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:29:54,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:29:55,054 INFO L134 CoverageAnalysis]: Checked inductivity of 1081 backedges. 0 proven. 1081 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:29:55,624 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:29:55,624 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 53 states and 105 transitions. [2018-09-26 22:29:55,625 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 105 transitions. [2018-09-26 22:29:55,625 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2018-09-26 22:29:55,626 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:29:55,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:29:56,383 INFO L134 CoverageAnalysis]: Checked inductivity of 1128 backedges. 0 proven. 1128 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:29:56,972 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:29:56,973 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 54 states and 107 transitions. [2018-09-26 22:29:56,973 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 107 transitions. [2018-09-26 22:29:56,973 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2018-09-26 22:29:56,974 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:29:57,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:29:57,426 INFO L134 CoverageAnalysis]: Checked inductivity of 1176 backedges. 0 proven. 1176 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:29:58,367 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:29:58,367 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 55 states and 109 transitions. [2018-09-26 22:29:58,368 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 109 transitions. [2018-09-26 22:29:58,368 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-09-26 22:29:58,369 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:29:58,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:29:58,727 INFO L134 CoverageAnalysis]: Checked inductivity of 1225 backedges. 0 proven. 1225 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:29:59,327 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:29:59,327 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 56 states and 111 transitions. [2018-09-26 22:29:59,327 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 111 transitions. [2018-09-26 22:29:59,328 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2018-09-26 22:29:59,328 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:29:59,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:29:59,638 INFO L134 CoverageAnalysis]: Checked inductivity of 1275 backedges. 0 proven. 1275 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:30:00,565 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:30:00,566 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 57 states and 113 transitions. [2018-09-26 22:30:00,566 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 113 transitions. [2018-09-26 22:30:00,567 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2018-09-26 22:30:00,567 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:30:00,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:30:00,925 INFO L134 CoverageAnalysis]: Checked inductivity of 1326 backedges. 0 proven. 1326 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:30:01,623 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:30:01,624 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 58 states and 115 transitions. [2018-09-26 22:30:01,624 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 115 transitions. [2018-09-26 22:30:01,625 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2018-09-26 22:30:01,625 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:30:01,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:30:02,751 INFO L134 CoverageAnalysis]: Checked inductivity of 1378 backedges. 0 proven. 1378 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:30:03,395 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:30:03,396 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 59 states and 117 transitions. [2018-09-26 22:30:03,396 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 117 transitions. [2018-09-26 22:30:03,398 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2018-09-26 22:30:03,398 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:30:03,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:30:03,783 INFO L134 CoverageAnalysis]: Checked inductivity of 1431 backedges. 0 proven. 1431 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:30:04,423 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:30:04,423 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 60 states and 119 transitions. [2018-09-26 22:30:04,424 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 119 transitions. [2018-09-26 22:30:04,424 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2018-09-26 22:30:04,424 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:30:04,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:30:05,103 INFO L134 CoverageAnalysis]: Checked inductivity of 1485 backedges. 0 proven. 1485 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:30:05,833 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:30:05,833 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 121 states to 61 states and 121 transitions. [2018-09-26 22:30:05,834 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 121 transitions. [2018-09-26 22:30:05,834 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2018-09-26 22:30:05,835 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:30:05,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:30:06,283 INFO L134 CoverageAnalysis]: Checked inductivity of 1540 backedges. 0 proven. 1540 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:30:06,964 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:30:06,965 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 62 states and 123 transitions. [2018-09-26 22:30:06,965 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 123 transitions. [2018-09-26 22:30:06,965 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2018-09-26 22:30:06,965 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:30:06,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:30:07,756 INFO L134 CoverageAnalysis]: Checked inductivity of 1596 backedges. 0 proven. 1596 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:30:08,448 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:30:08,449 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 125 states to 63 states and 125 transitions. [2018-09-26 22:30:08,449 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 125 transitions. [2018-09-26 22:30:08,450 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-09-26 22:30:08,450 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:30:08,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:30:08,784 INFO L134 CoverageAnalysis]: Checked inductivity of 1653 backedges. 0 proven. 1653 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:30:09,447 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:30:09,448 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 127 states to 64 states and 127 transitions. [2018-09-26 22:30:09,448 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 127 transitions. [2018-09-26 22:30:09,449 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2018-09-26 22:30:09,449 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:30:09,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:30:10,144 INFO L134 CoverageAnalysis]: Checked inductivity of 1711 backedges. 0 proven. 1711 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:30:10,974 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:30:10,975 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 65 states and 129 transitions. [2018-09-26 22:30:10,975 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 129 transitions. [2018-09-26 22:30:10,976 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2018-09-26 22:30:10,976 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:30:11,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:30:11,336 INFO L134 CoverageAnalysis]: Checked inductivity of 1770 backedges. 0 proven. 1770 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:30:12,122 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:30:12,123 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 66 states and 131 transitions. [2018-09-26 22:30:12,123 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 131 transitions. [2018-09-26 22:30:12,123 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2018-09-26 22:30:12,123 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:30:12,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:30:12,601 INFO L134 CoverageAnalysis]: Checked inductivity of 1830 backedges. 0 proven. 1830 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:30:13,340 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:30:13,341 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 67 states and 133 transitions. [2018-09-26 22:30:13,341 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 133 transitions. [2018-09-26 22:30:13,341 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2018-09-26 22:30:13,342 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:30:13,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:30:13,850 INFO L134 CoverageAnalysis]: Checked inductivity of 1891 backedges. 0 proven. 1891 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:30:15,543 WARN L178 SmtUtils]: Spent 182.00 ms on a formula simplification. DAG size of input: 14 DAG size of output: 11 [2018-09-26 22:30:18,511 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:30:18,511 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135 states to 68 states and 135 transitions. [2018-09-26 22:30:18,511 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 135 transitions. [2018-09-26 22:30:18,512 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2018-09-26 22:30:18,512 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:30:18,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:30:18,857 INFO L134 CoverageAnalysis]: Checked inductivity of 1953 backedges. 0 proven. 1953 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:30:19,610 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:30:19,611 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 137 states to 69 states and 137 transitions. [2018-09-26 22:30:19,611 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 137 transitions. [2018-09-26 22:30:19,611 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2018-09-26 22:30:19,612 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:30:19,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:30:20,080 INFO L134 CoverageAnalysis]: Checked inductivity of 2016 backedges. 0 proven. 2016 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:30:21,221 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:30:21,222 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 139 states to 70 states and 139 transitions. [2018-09-26 22:30:21,222 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 139 transitions. [2018-09-26 22:30:21,223 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2018-09-26 22:30:21,223 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:30:21,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:30:21,585 INFO L134 CoverageAnalysis]: Checked inductivity of 2080 backedges. 0 proven. 2080 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:30:22,331 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:30:22,332 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 141 states to 71 states and 141 transitions. [2018-09-26 22:30:22,332 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 141 transitions. [2018-09-26 22:30:22,332 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2018-09-26 22:30:22,333 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:30:22,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:30:23,393 INFO L134 CoverageAnalysis]: Checked inductivity of 2145 backedges. 0 proven. 2145 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:30:24,167 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:30:24,167 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 143 states to 72 states and 143 transitions. [2018-09-26 22:30:24,168 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 143 transitions. [2018-09-26 22:30:24,168 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2018-09-26 22:30:24,168 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:30:24,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:30:24,480 INFO L134 CoverageAnalysis]: Checked inductivity of 2211 backedges. 0 proven. 2211 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:30:25,256 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:30:25,257 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 145 states to 73 states and 145 transitions. [2018-09-26 22:30:25,257 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 145 transitions. [2018-09-26 22:30:25,257 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2018-09-26 22:30:25,257 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:30:25,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:30:25,820 INFO L134 CoverageAnalysis]: Checked inductivity of 2278 backedges. 0 proven. 2278 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:30:26,674 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:30:26,675 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 147 states to 74 states and 147 transitions. [2018-09-26 22:30:26,675 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 147 transitions. [2018-09-26 22:30:26,676 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2018-09-26 22:30:26,676 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:30:26,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:30:27,147 INFO L134 CoverageAnalysis]: Checked inductivity of 2346 backedges. 0 proven. 2346 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:30:27,939 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:30:27,940 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 149 states to 75 states and 149 transitions. [2018-09-26 22:30:27,940 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 149 transitions. [2018-09-26 22:30:27,941 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2018-09-26 22:30:27,941 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:30:27,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:30:28,506 INFO L134 CoverageAnalysis]: Checked inductivity of 2415 backedges. 0 proven. 2415 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:30:29,324 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:30:29,325 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 151 states to 76 states and 151 transitions. [2018-09-26 22:30:29,325 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 151 transitions. [2018-09-26 22:30:29,325 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2018-09-26 22:30:29,325 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:30:29,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:30:29,694 INFO L134 CoverageAnalysis]: Checked inductivity of 2485 backedges. 0 proven. 2485 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:30:30,757 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:30:30,758 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 153 states to 77 states and 153 transitions. [2018-09-26 22:30:30,758 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 153 transitions. [2018-09-26 22:30:30,758 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2018-09-26 22:30:30,759 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:30:30,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:30:31,107 INFO L134 CoverageAnalysis]: Checked inductivity of 2556 backedges. 0 proven. 2556 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:30:32,088 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:30:32,089 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 155 states to 78 states and 155 transitions. [2018-09-26 22:30:32,089 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 155 transitions. [2018-09-26 22:30:32,089 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2018-09-26 22:30:32,089 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:30:32,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:30:32,451 INFO L134 CoverageAnalysis]: Checked inductivity of 2628 backedges. 0 proven. 2628 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:30:33,327 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:30:33,328 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 157 states to 79 states and 157 transitions. [2018-09-26 22:30:33,328 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 157 transitions. [2018-09-26 22:30:33,328 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2018-09-26 22:30:33,329 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:30:33,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:30:33,737 INFO L134 CoverageAnalysis]: Checked inductivity of 2701 backedges. 0 proven. 2701 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:30:34,627 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:30:34,628 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 159 states to 80 states and 159 transitions. [2018-09-26 22:30:34,628 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 159 transitions. [2018-09-26 22:30:34,628 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2018-09-26 22:30:34,628 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:30:34,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:30:35,038 INFO L134 CoverageAnalysis]: Checked inductivity of 2775 backedges. 0 proven. 2775 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:30:36,090 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:30:36,090 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 161 states to 81 states and 161 transitions. [2018-09-26 22:30:36,090 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 161 transitions. [2018-09-26 22:30:36,091 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2018-09-26 22:30:36,091 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:30:36,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:30:37,007 INFO L134 CoverageAnalysis]: Checked inductivity of 2850 backedges. 0 proven. 2850 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:30:37,928 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:30:37,929 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 163 states to 82 states and 163 transitions. [2018-09-26 22:30:37,929 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 163 transitions. [2018-09-26 22:30:37,930 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2018-09-26 22:30:37,930 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:30:37,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:30:39,234 INFO L134 CoverageAnalysis]: Checked inductivity of 2926 backedges. 0 proven. 2926 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:30:40,128 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:30:40,128 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 165 states to 83 states and 165 transitions. [2018-09-26 22:30:40,128 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 165 transitions. [2018-09-26 22:30:40,129 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2018-09-26 22:30:40,129 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:30:40,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:30:40,470 INFO L134 CoverageAnalysis]: Checked inductivity of 3003 backedges. 0 proven. 3003 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:30:41,621 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:30:41,622 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 167 states to 84 states and 167 transitions. [2018-09-26 22:30:41,622 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 167 transitions. [2018-09-26 22:30:41,622 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2018-09-26 22:30:41,623 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:30:41,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:30:42,151 INFO L134 CoverageAnalysis]: Checked inductivity of 3081 backedges. 0 proven. 3081 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:30:43,097 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:30:43,097 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 169 states to 85 states and 169 transitions. [2018-09-26 22:30:43,097 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 169 transitions. [2018-09-26 22:30:43,098 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2018-09-26 22:30:43,098 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:30:43,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:30:43,588 INFO L134 CoverageAnalysis]: Checked inductivity of 3160 backedges. 0 proven. 3160 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:30:44,499 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:30:44,500 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 171 states to 86 states and 171 transitions. [2018-09-26 22:30:44,500 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 171 transitions. [2018-09-26 22:30:44,500 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2018-09-26 22:30:44,500 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:30:44,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:30:44,894 INFO L134 CoverageAnalysis]: Checked inductivity of 3240 backedges. 0 proven. 3240 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:30:45,962 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:30:45,962 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 173 states to 87 states and 173 transitions. [2018-09-26 22:30:45,963 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 173 transitions. [2018-09-26 22:30:45,963 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2018-09-26 22:30:45,963 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:30:46,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:30:46,447 INFO L134 CoverageAnalysis]: Checked inductivity of 3321 backedges. 0 proven. 3321 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:30:47,384 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:30:47,385 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 175 states to 88 states and 175 transitions. [2018-09-26 22:30:47,385 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 175 transitions. [2018-09-26 22:30:47,386 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2018-09-26 22:30:47,386 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:30:47,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:30:47,870 INFO L134 CoverageAnalysis]: Checked inductivity of 3403 backedges. 0 proven. 3403 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:30:48,905 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:30:48,906 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 177 states to 89 states and 177 transitions. [2018-09-26 22:30:48,906 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 177 transitions. [2018-09-26 22:30:48,907 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2018-09-26 22:30:48,907 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:30:48,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:30:49,317 INFO L134 CoverageAnalysis]: Checked inductivity of 3486 backedges. 0 proven. 3486 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:30:50,330 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:30:50,331 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 179 states to 90 states and 179 transitions. [2018-09-26 22:30:50,331 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 179 transitions. [2018-09-26 22:30:50,332 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2018-09-26 22:30:50,332 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:30:50,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:30:50,746 INFO L134 CoverageAnalysis]: Checked inductivity of 3570 backedges. 0 proven. 3570 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:30:52,080 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:30:52,081 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 181 states to 91 states and 181 transitions. [2018-09-26 22:30:52,081 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 181 transitions. [2018-09-26 22:30:52,082 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2018-09-26 22:30:52,082 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:30:52,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:30:52,465 INFO L134 CoverageAnalysis]: Checked inductivity of 3655 backedges. 0 proven. 3655 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:30:53,566 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:30:53,567 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 183 states to 92 states and 183 transitions. [2018-09-26 22:30:53,567 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 183 transitions. [2018-09-26 22:30:53,568 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2018-09-26 22:30:53,568 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:30:53,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:30:53,960 INFO L134 CoverageAnalysis]: Checked inductivity of 3741 backedges. 0 proven. 3741 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:30:55,077 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:30:55,077 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 185 states to 93 states and 185 transitions. [2018-09-26 22:30:55,077 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 185 transitions. [2018-09-26 22:30:55,078 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2018-09-26 22:30:55,078 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:30:55,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:30:55,473 INFO L134 CoverageAnalysis]: Checked inductivity of 3828 backedges. 0 proven. 3828 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:30:56,669 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:30:56,670 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 187 states to 94 states and 187 transitions. [2018-09-26 22:30:56,670 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 187 transitions. [2018-09-26 22:30:56,671 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2018-09-26 22:30:56,671 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:30:56,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:30:57,069 INFO L134 CoverageAnalysis]: Checked inductivity of 3916 backedges. 0 proven. 3916 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:30:58,107 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:30:58,107 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 189 states to 95 states and 189 transitions. [2018-09-26 22:30:58,108 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 189 transitions. [2018-09-26 22:30:58,109 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2018-09-26 22:30:58,109 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:30:58,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:30:58,697 INFO L134 CoverageAnalysis]: Checked inductivity of 4005 backedges. 0 proven. 4005 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:30:59,740 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:30:59,741 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 191 states to 96 states and 191 transitions. [2018-09-26 22:30:59,741 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 191 transitions. [2018-09-26 22:30:59,742 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2018-09-26 22:30:59,742 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:30:59,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:31:00,277 INFO L134 CoverageAnalysis]: Checked inductivity of 4095 backedges. 0 proven. 4095 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:31:01,599 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:31:01,599 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 193 states to 97 states and 193 transitions. [2018-09-26 22:31:01,599 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 193 transitions. [2018-09-26 22:31:01,600 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2018-09-26 22:31:01,600 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:31:01,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:31:02,020 INFO L134 CoverageAnalysis]: Checked inductivity of 4186 backedges. 0 proven. 4186 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:31:02,295 WARN L178 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 14 DAG size of output: 11 [2018-09-26 22:31:03,194 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:31:03,194 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 195 states to 98 states and 195 transitions. [2018-09-26 22:31:03,195 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 195 transitions. [2018-09-26 22:31:03,195 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2018-09-26 22:31:03,195 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:31:03,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:31:03,627 INFO L134 CoverageAnalysis]: Checked inductivity of 4278 backedges. 0 proven. 4278 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:31:04,691 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:31:04,691 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 197 states to 99 states and 197 transitions. [2018-09-26 22:31:04,691 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 197 transitions. [2018-09-26 22:31:04,692 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2018-09-26 22:31:04,692 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:31:04,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:31:05,586 INFO L134 CoverageAnalysis]: Checked inductivity of 4371 backedges. 0 proven. 4371 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:31:06,947 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:31:06,947 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 199 states to 100 states and 199 transitions. [2018-09-26 22:31:06,948 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 199 transitions. [2018-09-26 22:31:06,948 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2018-09-26 22:31:06,948 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:31:07,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:31:07,486 INFO L134 CoverageAnalysis]: Checked inductivity of 4465 backedges. 0 proven. 4465 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:31:08,567 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:31:08,567 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 201 states to 101 states and 201 transitions. [2018-09-26 22:31:08,567 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 201 transitions. [2018-09-26 22:31:08,568 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2018-09-26 22:31:08,568 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:31:08,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:31:09,117 INFO L134 CoverageAnalysis]: Checked inductivity of 4560 backedges. 0 proven. 4560 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:31:10,242 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:31:10,243 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 203 states to 102 states and 203 transitions. [2018-09-26 22:31:10,243 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 203 transitions. [2018-09-26 22:31:10,243 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2018-09-26 22:31:10,244 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:31:10,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:31:10,673 INFO L134 CoverageAnalysis]: Checked inductivity of 4656 backedges. 0 proven. 4656 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:31:12,067 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:31:12,067 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 205 states to 103 states and 205 transitions. [2018-09-26 22:31:12,067 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 205 transitions. [2018-09-26 22:31:12,068 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2018-09-26 22:31:12,068 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:31:12,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:31:12,594 INFO L134 CoverageAnalysis]: Checked inductivity of 4753 backedges. 0 proven. 4753 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:31:13,750 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:31:13,751 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 207 states to 104 states and 207 transitions. [2018-09-26 22:31:13,751 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 207 transitions. [2018-09-26 22:31:13,752 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2018-09-26 22:31:13,752 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:31:13,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:31:14,215 INFO L134 CoverageAnalysis]: Checked inductivity of 4851 backedges. 0 proven. 4851 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:31:15,351 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:31:15,352 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 209 states to 105 states and 209 transitions. [2018-09-26 22:31:15,352 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 209 transitions. [2018-09-26 22:31:15,352 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2018-09-26 22:31:15,352 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:31:15,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:31:15,866 INFO L134 CoverageAnalysis]: Checked inductivity of 4950 backedges. 0 proven. 4950 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:31:17,248 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:31:17,249 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 211 states to 106 states and 211 transitions. [2018-09-26 22:31:17,249 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 211 transitions. [2018-09-26 22:31:17,250 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2018-09-26 22:31:17,250 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:31:17,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:31:17,950 INFO L134 CoverageAnalysis]: Checked inductivity of 5050 backedges. 0 proven. 5050 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:31:19,209 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:31:19,210 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 213 states to 107 states and 213 transitions. [2018-09-26 22:31:19,210 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 213 transitions. [2018-09-26 22:31:19,210 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2018-09-26 22:31:19,211 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:31:19,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:31:19,789 INFO L134 CoverageAnalysis]: Checked inductivity of 5151 backedges. 0 proven. 5151 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:31:20,972 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:31:20,973 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 215 states to 108 states and 215 transitions. [2018-09-26 22:31:20,973 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 215 transitions. [2018-09-26 22:31:20,974 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2018-09-26 22:31:20,974 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:31:21,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:31:21,443 INFO L134 CoverageAnalysis]: Checked inductivity of 5253 backedges. 0 proven. 5253 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:31:22,887 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:31:22,888 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 217 states to 109 states and 217 transitions. [2018-09-26 22:31:22,888 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 217 transitions. [2018-09-26 22:31:22,889 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2018-09-26 22:31:22,889 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:31:22,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:31:23,434 INFO L134 CoverageAnalysis]: Checked inductivity of 5356 backedges. 0 proven. 5356 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:31:24,708 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:31:24,708 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 219 states to 110 states and 219 transitions. [2018-09-26 22:31:24,708 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 219 transitions. [2018-09-26 22:31:24,709 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2018-09-26 22:31:24,709 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:31:24,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:31:25,263 INFO L134 CoverageAnalysis]: Checked inductivity of 5460 backedges. 0 proven. 5460 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:31:26,502 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:31:26,502 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 221 states to 111 states and 221 transitions. [2018-09-26 22:31:26,503 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 221 transitions. [2018-09-26 22:31:26,503 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2018-09-26 22:31:26,503 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:31:26,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:31:27,356 INFO L134 CoverageAnalysis]: Checked inductivity of 5565 backedges. 0 proven. 5565 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:31:28,585 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:31:28,585 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 223 states to 112 states and 223 transitions. [2018-09-26 22:31:28,585 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 223 transitions. [2018-09-26 22:31:28,586 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2018-09-26 22:31:28,586 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:31:28,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:31:29,072 INFO L134 CoverageAnalysis]: Checked inductivity of 5671 backedges. 0 proven. 5671 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:31:30,332 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:31:30,333 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 225 states to 113 states and 225 transitions. [2018-09-26 22:31:30,333 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 225 transitions. [2018-09-26 22:31:30,334 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2018-09-26 22:31:30,334 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:31:30,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:31:30,939 INFO L134 CoverageAnalysis]: Checked inductivity of 5778 backedges. 0 proven. 5778 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:31:32,403 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:31:32,404 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 227 states to 114 states and 227 transitions. [2018-09-26 22:31:32,404 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 227 transitions. [2018-09-26 22:31:32,404 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2018-09-26 22:31:32,404 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:31:32,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:31:32,905 INFO L134 CoverageAnalysis]: Checked inductivity of 5886 backedges. 0 proven. 5886 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:31:34,164 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:31:34,164 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 229 states to 115 states and 229 transitions. [2018-09-26 22:31:34,164 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 229 transitions. [2018-09-26 22:31:34,165 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2018-09-26 22:31:34,165 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:31:34,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:31:34,699 INFO L134 CoverageAnalysis]: Checked inductivity of 5995 backedges. 0 proven. 5995 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:31:36,025 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:31:36,026 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 231 states to 116 states and 231 transitions. [2018-09-26 22:31:36,026 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 231 transitions. [2018-09-26 22:31:36,027 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2018-09-26 22:31:36,027 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:31:36,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:31:36,626 INFO L134 CoverageAnalysis]: Checked inductivity of 6105 backedges. 0 proven. 6105 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:31:38,304 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:31:38,305 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 233 states to 117 states and 233 transitions. [2018-09-26 22:31:38,305 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 233 transitions. [2018-09-26 22:31:38,305 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2018-09-26 22:31:38,305 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:31:38,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:31:38,958 INFO L134 CoverageAnalysis]: Checked inductivity of 6216 backedges. 0 proven. 6216 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:31:40,236 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:31:40,237 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 235 states to 118 states and 235 transitions. [2018-09-26 22:31:40,237 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 235 transitions. [2018-09-26 22:31:40,237 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2018-09-26 22:31:40,238 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:31:40,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:31:40,901 INFO L134 CoverageAnalysis]: Checked inductivity of 6328 backedges. 0 proven. 6328 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:31:42,451 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:31:42,451 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 237 states to 119 states and 237 transitions. [2018-09-26 22:31:42,451 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 237 transitions. [2018-09-26 22:31:42,452 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2018-09-26 22:31:42,452 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:31:42,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:31:42,997 INFO L134 CoverageAnalysis]: Checked inductivity of 6441 backedges. 0 proven. 6441 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:31:44,332 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:31:44,332 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 239 states to 120 states and 239 transitions. [2018-09-26 22:31:44,333 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 239 transitions. [2018-09-26 22:31:44,333 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2018-09-26 22:31:44,333 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:31:44,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:31:45,034 INFO L134 CoverageAnalysis]: Checked inductivity of 6555 backedges. 0 proven. 6555 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:31:46,386 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:31:46,386 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 241 states to 121 states and 241 transitions. [2018-09-26 22:31:46,387 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 241 transitions. [2018-09-26 22:31:46,387 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2018-09-26 22:31:46,387 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:31:46,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:31:46,954 INFO L134 CoverageAnalysis]: Checked inductivity of 6670 backedges. 0 proven. 6670 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:31:48,558 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:31:48,559 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 243 states to 122 states and 243 transitions. [2018-09-26 22:31:48,559 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 243 transitions. [2018-09-26 22:31:48,559 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2018-09-26 22:31:48,560 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:31:48,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:31:49,111 INFO L134 CoverageAnalysis]: Checked inductivity of 6786 backedges. 0 proven. 6786 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:31:50,442 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:31:50,443 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 245 states to 123 states and 245 transitions. [2018-09-26 22:31:50,443 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 245 transitions. [2018-09-26 22:31:50,444 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2018-09-26 22:31:50,444 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:31:50,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:31:51,038 INFO L134 CoverageAnalysis]: Checked inductivity of 6903 backedges. 0 proven. 6903 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:31:52,746 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:31:52,746 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 247 states to 124 states and 247 transitions. [2018-09-26 22:31:52,747 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 247 transitions. [2018-09-26 22:31:52,749 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2018-09-26 22:31:52,749 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:31:52,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:31:53,291 INFO L134 CoverageAnalysis]: Checked inductivity of 7021 backedges. 0 proven. 7021 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:31:54,706 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:31:54,706 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 249 states to 125 states and 249 transitions. [2018-09-26 22:31:54,707 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 249 transitions. [2018-09-26 22:31:54,707 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2018-09-26 22:31:54,707 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:31:54,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:31:55,340 INFO L134 CoverageAnalysis]: Checked inductivity of 7140 backedges. 0 proven. 7140 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:31:56,743 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:31:56,744 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 251 states to 126 states and 251 transitions. [2018-09-26 22:31:56,744 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 251 transitions. [2018-09-26 22:31:56,744 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2018-09-26 22:31:56,744 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:31:56,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:31:57,315 INFO L134 CoverageAnalysis]: Checked inductivity of 7260 backedges. 0 proven. 7260 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:31:58,902 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:31:58,903 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 253 states to 127 states and 253 transitions. [2018-09-26 22:31:58,903 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 253 transitions. [2018-09-26 22:31:58,904 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2018-09-26 22:31:58,904 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:31:59,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:31:59,574 INFO L134 CoverageAnalysis]: Checked inductivity of 7381 backedges. 0 proven. 7381 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:32:00,981 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:32:00,982 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 255 states to 128 states and 255 transitions. [2018-09-26 22:32:00,982 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 255 transitions. [2018-09-26 22:32:00,983 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2018-09-26 22:32:00,983 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:32:01,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:32:01,559 INFO L134 CoverageAnalysis]: Checked inductivity of 7503 backedges. 0 proven. 7503 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:32:03,295 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:32:03,296 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 257 states to 129 states and 257 transitions. [2018-09-26 22:32:03,296 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 257 transitions. [2018-09-26 22:32:03,297 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2018-09-26 22:32:03,297 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:32:03,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:32:03,885 INFO L134 CoverageAnalysis]: Checked inductivity of 7626 backedges. 0 proven. 7626 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:32:05,325 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:32:05,325 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 259 states to 130 states and 259 transitions. [2018-09-26 22:32:05,326 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 259 transitions. [2018-09-26 22:32:05,326 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2018-09-26 22:32:05,326 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:32:05,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:32:06,006 INFO L134 CoverageAnalysis]: Checked inductivity of 7750 backedges. 0 proven. 7750 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:32:07,495 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:32:07,495 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 261 states to 131 states and 261 transitions. [2018-09-26 22:32:07,495 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 261 transitions. [2018-09-26 22:32:07,496 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2018-09-26 22:32:07,496 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:32:07,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:32:08,318 INFO L134 CoverageAnalysis]: Checked inductivity of 7875 backedges. 0 proven. 7875 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:32:09,765 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:32:09,766 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 263 states to 132 states and 263 transitions. [2018-09-26 22:32:09,766 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 263 transitions. [2018-09-26 22:32:09,766 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2018-09-26 22:32:09,767 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:32:09,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:32:10,393 INFO L134 CoverageAnalysis]: Checked inductivity of 8001 backedges. 0 proven. 8001 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:32:11,887 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:32:11,888 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 265 states to 133 states and 265 transitions. [2018-09-26 22:32:11,888 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 265 transitions. [2018-09-26 22:32:11,889 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2018-09-26 22:32:11,889 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:32:12,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:32:12,609 INFO L134 CoverageAnalysis]: Checked inductivity of 8128 backedges. 0 proven. 8128 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:32:14,434 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:32:14,435 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 267 states to 134 states and 267 transitions. [2018-09-26 22:32:14,435 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 267 transitions. [2018-09-26 22:32:14,436 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2018-09-26 22:32:14,436 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:32:14,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:32:15,670 INFO L134 CoverageAnalysis]: Checked inductivity of 8256 backedges. 0 proven. 8256 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:32:17,176 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:32:17,176 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 269 states to 135 states and 269 transitions. [2018-09-26 22:32:17,177 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 269 transitions. [2018-09-26 22:32:17,177 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2018-09-26 22:32:17,177 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:32:17,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:32:17,832 INFO L134 CoverageAnalysis]: Checked inductivity of 8385 backedges. 0 proven. 8385 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:32:19,585 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:32:19,585 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 271 states to 136 states and 271 transitions. [2018-09-26 22:32:19,586 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 271 transitions. [2018-09-26 22:32:19,586 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2018-09-26 22:32:19,586 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:32:19,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:32:20,282 INFO L134 CoverageAnalysis]: Checked inductivity of 8515 backedges. 0 proven. 8515 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:32:21,795 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:32:21,795 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 273 states to 137 states and 273 transitions. [2018-09-26 22:32:21,796 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 273 transitions. [2018-09-26 22:32:21,796 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2018-09-26 22:32:21,796 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:32:22,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:32:22,522 INFO L134 CoverageAnalysis]: Checked inductivity of 8646 backedges. 0 proven. 8646 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:32:24,357 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:32:24,358 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 275 states to 138 states and 275 transitions. [2018-09-26 22:32:24,358 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 275 transitions. [2018-09-26 22:32:24,358 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2018-09-26 22:32:24,358 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:32:24,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:32:25,050 INFO L134 CoverageAnalysis]: Checked inductivity of 8778 backedges. 0 proven. 8778 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:32:26,650 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:32:26,650 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 277 states to 139 states and 277 transitions. [2018-09-26 22:32:26,650 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 277 transitions. [2018-09-26 22:32:26,651 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2018-09-26 22:32:26,651 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:32:26,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:32:27,310 INFO L134 CoverageAnalysis]: Checked inductivity of 8911 backedges. 0 proven. 8911 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:32:29,088 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:32:29,089 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 279 states to 140 states and 279 transitions. [2018-09-26 22:32:29,089 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 279 transitions. [2018-09-26 22:32:29,090 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2018-09-26 22:32:29,090 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:32:29,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:32:29,803 INFO L134 CoverageAnalysis]: Checked inductivity of 9045 backedges. 0 proven. 9045 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:32:31,458 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:32:31,458 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 281 states to 141 states and 281 transitions. [2018-09-26 22:32:31,458 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 281 transitions. [2018-09-26 22:32:31,459 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2018-09-26 22:32:31,459 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:32:31,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:32:32,168 INFO L134 CoverageAnalysis]: Checked inductivity of 9180 backedges. 0 proven. 9180 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:32:33,993 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:32:33,994 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 283 states to 142 states and 283 transitions. [2018-09-26 22:32:33,994 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 283 transitions. [2018-09-26 22:32:33,995 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2018-09-26 22:32:33,995 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:32:34,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:32:34,667 INFO L134 CoverageAnalysis]: Checked inductivity of 9316 backedges. 0 proven. 9316 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:32:36,241 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:32:36,241 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 285 states to 143 states and 285 transitions. [2018-09-26 22:32:36,242 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 285 transitions. [2018-09-26 22:32:36,242 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2018-09-26 22:32:36,242 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:32:36,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:32:36,951 INFO L134 CoverageAnalysis]: Checked inductivity of 9453 backedges. 0 proven. 9453 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:32:38,961 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:32:38,961 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 287 states to 144 states and 287 transitions. [2018-09-26 22:32:38,961 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 287 transitions. [2018-09-26 22:32:38,962 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2018-09-26 22:32:38,962 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:32:39,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:32:39,680 INFO L134 CoverageAnalysis]: Checked inductivity of 9591 backedges. 0 proven. 9591 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:32:41,303 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:32:41,303 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 289 states to 145 states and 289 transitions. [2018-09-26 22:32:41,303 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 289 transitions. [2018-09-26 22:32:41,304 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2018-09-26 22:32:41,304 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:32:41,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:32:42,006 INFO L134 CoverageAnalysis]: Checked inductivity of 9730 backedges. 0 proven. 9730 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:32:43,833 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:32:43,834 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 291 states to 146 states and 291 transitions. [2018-09-26 22:32:43,834 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 291 transitions. [2018-09-26 22:32:43,834 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2018-09-26 22:32:43,834 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:32:43,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:32:44,557 INFO L134 CoverageAnalysis]: Checked inductivity of 9870 backedges. 0 proven. 9870 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:32:46,205 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:32:46,205 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 293 states to 147 states and 293 transitions. [2018-09-26 22:32:46,205 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 293 transitions. [2018-09-26 22:32:46,206 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2018-09-26 22:32:46,206 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:32:46,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:32:47,042 INFO L134 CoverageAnalysis]: Checked inductivity of 10011 backedges. 0 proven. 10011 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:32:48,969 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:32:48,970 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 295 states to 148 states and 295 transitions. [2018-09-26 22:32:48,970 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 295 transitions. [2018-09-26 22:32:48,970 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2018-09-26 22:32:48,970 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:32:49,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:32:49,738 INFO L134 CoverageAnalysis]: Checked inductivity of 10153 backedges. 0 proven. 10153 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:32:51,421 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:32:51,421 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 297 states to 149 states and 297 transitions. [2018-09-26 22:32:51,422 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 297 transitions. [2018-09-26 22:32:51,422 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2018-09-26 22:32:51,423 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:32:51,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:32:52,171 INFO L134 CoverageAnalysis]: Checked inductivity of 10296 backedges. 0 proven. 10296 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:32:53,936 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:32:53,936 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 299 states to 150 states and 299 transitions. [2018-09-26 22:32:53,937 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 299 transitions. [2018-09-26 22:32:53,937 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2018-09-26 22:32:53,937 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:32:54,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:32:54,699 INFO L134 CoverageAnalysis]: Checked inductivity of 10440 backedges. 0 proven. 10440 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:32:56,509 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:32:56,510 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 301 states to 151 states and 301 transitions. [2018-09-26 22:32:56,510 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 301 transitions. [2018-09-26 22:32:56,511 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2018-09-26 22:32:56,511 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:32:56,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:32:57,290 INFO L134 CoverageAnalysis]: Checked inductivity of 10585 backedges. 0 proven. 10585 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:32:59,086 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:32:59,086 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 303 states to 152 states and 303 transitions. [2018-09-26 22:32:59,086 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 303 transitions. [2018-09-26 22:32:59,086 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2018-09-26 22:32:59,086 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:32:59,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:32:59,879 INFO L134 CoverageAnalysis]: Checked inductivity of 10731 backedges. 0 proven. 10731 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:33:01,626 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:33:01,627 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 305 states to 153 states and 305 transitions. [2018-09-26 22:33:01,627 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 305 transitions. [2018-09-26 22:33:01,628 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2018-09-26 22:33:01,628 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:33:01,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:33:02,399 INFO L134 CoverageAnalysis]: Checked inductivity of 10878 backedges. 0 proven. 10878 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:33:04,587 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:33:04,588 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 307 states to 154 states and 307 transitions. [2018-09-26 22:33:04,588 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 307 transitions. [2018-09-26 22:33:04,588 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2018-09-26 22:33:04,588 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:33:04,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:33:05,376 INFO L134 CoverageAnalysis]: Checked inductivity of 11026 backedges. 0 proven. 11026 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. Received shutdown request... [2018-09-26 22:33:05,501 INFO L256 ToolchainWalker]: Toolchain cancelled while executing plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck. Reason: Timeout or Toolchain cancelled by user [2018-09-26 22:33:05,504 INFO L168 Benchmark]: Toolchain (without parser) took 233088.99 ms. Allocated memory was 1.5 GB in the beginning and 3.5 GB in the end (delta: 1.9 GB). Free memory was 1.5 GB in the beginning and 2.5 GB in the end (delta: -1.1 GB). Peak memory consumption was 861.4 MB. Max. memory is 7.1 GB. [2018-09-26 22:33:05,504 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.21 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. [2018-09-26 22:33:05,505 INFO L168 Benchmark]: Boogie Procedure Inliner took 46.54 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. [2018-09-26 22:33:05,505 INFO L168 Benchmark]: Boogie Preprocessor took 27.33 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. [2018-09-26 22:33:05,505 INFO L168 Benchmark]: RCFGBuilder took 300.94 ms. Allocated memory is still 1.5 GB. Free memory was 1.5 GB in the beginning and 1.4 GB in the end (delta: 21.1 MB). Peak memory consumption was 21.1 MB. Max. memory is 7.1 GB. [2018-09-26 22:33:05,506 INFO L168 Benchmark]: CodeCheck took 232708.65 ms. Allocated memory was 1.5 GB in the beginning and 3.5 GB in the end (delta: 1.9 GB). Free memory was 1.4 GB in the beginning and 2.5 GB in the end (delta: -1.1 GB). Peak memory consumption was 840.3 MB. Max. memory is 7.1 GB. [2018-09-26 22:33:05,509 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - TimeoutResult: Timeout (de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck) Toolchain cancelled while PredicateComparison was comparing new predicate (quantifier-free) to 885 known predicates. * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Boogie PL CUP Parser took 0.21 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 46.54 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 27.33 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 300.94 ms. Allocated memory is still 1.5 GB. Free memory was 1.5 GB in the beginning and 1.4 GB in the end (delta: 21.1 MB). Peak memory consumption was 21.1 MB. Max. memory is 7.1 GB. * CodeCheck took 232708.65 ms. Allocated memory was 1.5 GB in the beginning and 3.5 GB in the end (delta: 1.9 GB). Free memory was 1.4 GB in the beginning and 2.5 GB in the end (delta: -1.1 GB). Peak memory consumption was 840.3 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/Luxembourg-WithArrays.bpl_svcomp-Reach-32bit-Kojak_Default.epf_KojakBplInline.xml/Csv-Benchmark-0-2018-09-26_22-33-05-519.csv Completed graceful shutdown