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/real-life/threadpooling_out.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.23-bd42740 [2018-09-23 21:46:59,377 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-09-23 21:46:59,380 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-09-23 21:46:59,392 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-09-23 21:46:59,392 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-09-23 21:46:59,393 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-09-23 21:46:59,395 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-09-23 21:46:59,397 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-09-23 21:46:59,399 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-09-23 21:46:59,400 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-09-23 21:46:59,401 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-09-23 21:46:59,402 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-09-23 21:46:59,403 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-09-23 21:46:59,404 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-09-23 21:46:59,405 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-09-23 21:46:59,406 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-09-23 21:46:59,407 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-09-23 21:46:59,410 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-09-23 21:46:59,412 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-09-23 21:46:59,414 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-09-23 21:46:59,416 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-09-23 21:46:59,417 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-09-23 21:46:59,420 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-09-23 21:46:59,420 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-09-23 21:46:59,421 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-09-23 21:46:59,422 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-09-23 21:46:59,423 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-09-23 21:46:59,424 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-09-23 21:46:59,425 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-09-23 21:46:59,426 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-09-23 21:46:59,427 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-09-23 21:46:59,428 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-09-23 21:46:59,428 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-09-23 21:46:59,428 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-09-23 21:46:59,429 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-09-23 21:46:59,430 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-09-23 21:46:59,431 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/pu-bench/svcomp-Reach-32bit-Kojak_Default.epf [2018-09-23 21:46:59,447 INFO L110 SettingsManager]: Loading preferences was successful [2018-09-23 21:46:59,448 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-09-23 21:46:59,449 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-09-23 21:46:59,449 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-09-23 21:46:59,450 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-09-23 21:46:59,450 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-09-23 21:46:59,450 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-09-23 21:46:59,451 INFO L133 SettingsManager]: * sizeof long=4 [2018-09-23 21:46:59,451 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-09-23 21:46:59,451 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-09-23 21:46:59,451 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-09-23 21:46:59,452 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-09-23 21:46:59,452 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-09-23 21:46:59,452 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-09-23 21:46:59,452 INFO L133 SettingsManager]: * sizeof long double=12 [2018-09-23 21:46:59,453 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-09-23 21:46:59,453 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-09-23 21:46:59,453 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-09-23 21:46:59,453 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-09-23 21:46:59,453 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-09-23 21:46:59,454 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-09-23 21:46:59,454 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-09-23 21:46:59,454 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-09-23 21:46:59,454 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-09-23 21:46:59,455 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-09-23 21:46:59,455 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-09-23 21:46:59,455 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-09-23 21:46:59,455 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-09-23 21:46:59,455 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-09-23 21:46:59,502 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-09-23 21:46:59,521 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-09-23 21:46:59,527 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-09-23 21:46:59,529 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2018-09-23 21:46:59,529 INFO L276 PluginConnector]: Boogie PL CUP Parser initialized [2018-09-23 21:46:59,530 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/real-life/threadpooling_out.bpl [2018-09-23 21:46:59,531 INFO L111 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/real-life/threadpooling_out.bpl' [2018-09-23 21:46:59,639 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-09-23 21:46:59,645 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-09-23 21:46:59,646 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-09-23 21:46:59,646 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-09-23 21:46:59,646 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-09-23 21:46:59,671 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "threadpooling_out.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 23.09 09:46:59" (1/1) ... [2018-09-23 21:46:59,691 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "threadpooling_out.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 23.09 09:46:59" (1/1) ... [2018-09-23 21:46:59,697 WARN L165 Inliner]: Program contained no entry procedure! [2018-09-23 21:46:59,697 WARN L168 Inliner]: Missing entry procedures: [ULTIMATE.start] [2018-09-23 21:46:59,698 WARN L175 Inliner]: Fallback enabled. All procedures will be processed. [2018-09-23 21:46:59,700 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-09-23 21:46:59,701 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-09-23 21:46:59,701 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-09-23 21:46:59,702 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-09-23 21:46:59,714 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "threadpooling_out.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 23.09 09:46:59" (1/1) ... [2018-09-23 21:46:59,714 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "threadpooling_out.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 23.09 09:46:59" (1/1) ... [2018-09-23 21:46:59,725 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "threadpooling_out.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 23.09 09:46:59" (1/1) ... [2018-09-23 21:46:59,726 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "threadpooling_out.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 23.09 09:46:59" (1/1) ... [2018-09-23 21:46:59,738 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "threadpooling_out.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 23.09 09:46:59" (1/1) ... [2018-09-23 21:46:59,749 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "threadpooling_out.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 23.09 09:46:59" (1/1) ... [2018-09-23 21:46:59,753 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "threadpooling_out.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 23.09 09:46:59" (1/1) ... [2018-09-23 21:46:59,762 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-09-23 21:46:59,765 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-09-23 21:46:59,765 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-09-23 21:46:59,765 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-09-23 21:46:59,767 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "threadpooling_out.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 23.09 09:46:59" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-09-23 21:46:59,837 INFO L124 BoogieDeclarations]: Specification and implementation of procedure product given in one single declaration [2018-09-23 21:46:59,837 INFO L130 BoogieDeclarations]: Found specification of procedure product [2018-09-23 21:46:59,837 INFO L138 BoogieDeclarations]: Found implementation of procedure product [2018-09-23 21:47:00,593 INFO L351 CfgBuilder]: Using library mode [2018-09-23 21:47:00,594 INFO L202 PluginConnector]: Adding new model threadpooling_out.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.09 09:47:00 BoogieIcfgContainer [2018-09-23 21:47:00,594 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-09-23 21:47:00,595 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-09-23 21:47:00,595 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-09-23 21:47:00,606 INFO L276 PluginConnector]: CodeCheck initialized [2018-09-23 21:47:00,607 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "threadpooling_out.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.09 09:47:00" (1/1) ... [2018-09-23 21:47:00,619 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-09-23 21:47:00,655 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:47:00,665 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 127 states to 64 states and 127 transitions. [2018-09-23 21:47:00,666 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 127 transitions. [2018-09-23 21:47:00,672 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-09-23 21:47:00,672 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:47:00,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:47:00,976 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:47:01,260 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:47:01,263 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 149 states to 70 states and 149 transitions. [2018-09-23 21:47:01,263 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 149 transitions. [2018-09-23 21:47:01,264 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-09-23 21:47:01,264 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:47:01,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:47:01,496 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:47:02,216 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:47:02,219 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 174 states to 76 states and 174 transitions. [2018-09-23 21:47:02,219 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 174 transitions. [2018-09-23 21:47:02,220 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-09-23 21:47:02,220 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:47:02,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:47:02,244 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:47:02,306 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:47:02,308 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 184 states to 79 states and 184 transitions. [2018-09-23 21:47:02,308 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 184 transitions. [2018-09-23 21:47:02,310 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-09-23 21:47:02,310 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:47:02,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:47:02,332 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:47:02,398 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:47:02,399 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 186 states to 80 states and 186 transitions. [2018-09-23 21:47:02,399 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 186 transitions. [2018-09-23 21:47:02,402 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-09-23 21:47:02,402 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:47:02,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:47:02,420 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:47:02,486 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:47:02,488 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 189 states to 81 states and 189 transitions. [2018-09-23 21:47:02,488 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 189 transitions. [2018-09-23 21:47:02,489 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-09-23 21:47:02,489 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:47:02,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:47:02,506 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:47:02,609 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:47:02,611 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 207 states to 87 states and 207 transitions. [2018-09-23 21:47:02,611 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 207 transitions. [2018-09-23 21:47:02,612 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-09-23 21:47:02,612 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:47:02,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:47:02,640 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:47:02,757 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:47:02,758 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 210 states to 88 states and 210 transitions. [2018-09-23 21:47:02,758 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 210 transitions. [2018-09-23 21:47:02,760 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-09-23 21:47:02,760 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:47:02,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:47:02,778 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:47:02,810 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:47:02,810 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 213 states to 89 states and 213 transitions. [2018-09-23 21:47:02,811 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 213 transitions. [2018-09-23 21:47:02,812 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-09-23 21:47:02,812 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:47:02,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:47:02,830 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:47:02,880 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:47:02,880 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 215 states to 90 states and 215 transitions. [2018-09-23 21:47:02,881 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 215 transitions. [2018-09-23 21:47:02,882 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-09-23 21:47:02,882 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:47:02,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:47:02,898 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:47:02,938 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:47:02,939 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 220 states to 91 states and 220 transitions. [2018-09-23 21:47:02,939 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 220 transitions. [2018-09-23 21:47:02,940 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-09-23 21:47:02,941 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:47:02,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:47:02,957 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:47:03,001 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:47:03,001 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 223 states to 92 states and 223 transitions. [2018-09-23 21:47:03,001 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 223 transitions. [2018-09-23 21:47:03,002 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-09-23 21:47:03,002 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:47:03,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:47:03,323 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:47:04,012 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:47:04,013 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 258 states to 100 states and 258 transitions. [2018-09-23 21:47:04,014 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 258 transitions. [2018-09-23 21:47:04,015 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-09-23 21:47:04,016 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:47:04,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:47:04,033 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:47:04,068 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:47:04,068 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 261 states to 101 states and 261 transitions. [2018-09-23 21:47:04,069 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 261 transitions. [2018-09-23 21:47:04,069 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-09-23 21:47:04,070 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:47:04,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:47:04,290 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:47:05,179 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:47:05,180 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 279 states to 105 states and 279 transitions. [2018-09-23 21:47:05,181 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 279 transitions. [2018-09-23 21:47:05,182 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-09-23 21:47:05,182 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:47:05,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:47:05,196 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:47:05,409 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:47:05,410 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 284 states to 106 states and 284 transitions. [2018-09-23 21:47:05,410 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 284 transitions. [2018-09-23 21:47:05,411 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-09-23 21:47:05,411 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:47:05,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:47:05,430 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:47:05,572 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:47:05,573 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 287 states to 107 states and 287 transitions. [2018-09-23 21:47:05,573 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 287 transitions. [2018-09-23 21:47:05,574 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-09-23 21:47:05,574 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:47:05,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:47:05,586 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:47:05,639 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:47:05,640 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 291 states to 108 states and 291 transitions. [2018-09-23 21:47:05,640 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 291 transitions. [2018-09-23 21:47:05,641 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-09-23 21:47:05,641 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:47:05,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:47:05,654 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:47:05,695 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:47:05,696 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 295 states to 109 states and 295 transitions. [2018-09-23 21:47:05,696 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 295 transitions. [2018-09-23 21:47:05,698 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-09-23 21:47:05,698 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:47:05,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:47:05,710 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:47:05,837 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:47:05,838 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 298 states to 110 states and 298 transitions. [2018-09-23 21:47:05,838 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 298 transitions. [2018-09-23 21:47:05,839 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-09-23 21:47:05,839 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:47:05,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:47:05,851 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:47:05,922 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:47:05,923 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 305 states to 111 states and 305 transitions. [2018-09-23 21:47:05,923 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 305 transitions. [2018-09-23 21:47:05,924 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-09-23 21:47:05,924 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:47:05,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:47:05,952 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:47:06,676 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:47:06,677 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 334 states to 117 states and 334 transitions. [2018-09-23 21:47:06,677 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 334 transitions. [2018-09-23 21:47:06,678 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-09-23 21:47:06,679 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:47:06,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:47:06,689 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:47:07,045 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:47:07,045 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 338 states to 118 states and 338 transitions. [2018-09-23 21:47:07,045 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 338 transitions. [2018-09-23 21:47:07,046 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-09-23 21:47:07,046 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:47:07,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:47:07,056 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:47:07,539 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:47:07,540 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 346 states to 119 states and 346 transitions. [2018-09-23 21:47:07,540 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 346 transitions. [2018-09-23 21:47:07,541 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-09-23 21:47:07,541 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:47:07,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:47:07,568 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:47:07,722 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:47:07,723 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 354 states to 120 states and 354 transitions. [2018-09-23 21:47:07,723 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 354 transitions. [2018-09-23 21:47:07,724 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-09-23 21:47:07,724 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:47:07,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:47:08,209 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:47:09,758 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:47:09,759 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 402 states to 128 states and 402 transitions. [2018-09-23 21:47:09,759 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 402 transitions. [2018-09-23 21:47:09,760 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-09-23 21:47:09,760 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:47:09,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:47:10,349 WARN L178 SmtUtils]: Spent 268.00 ms on a formula simplification. DAG size of input: 13 DAG size of output: 7 [2018-09-23 21:47:10,350 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:47:11,373 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:47:11,374 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 432 states to 134 states and 432 transitions. [2018-09-23 21:47:11,374 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 432 transitions. [2018-09-23 21:47:11,375 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-09-23 21:47:11,375 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:47:11,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:47:11,390 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:47:11,710 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:47:11,710 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 438 states to 135 states and 438 transitions. [2018-09-23 21:47:11,711 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 438 transitions. [2018-09-23 21:47:11,712 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-09-23 21:47:11,712 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:47:11,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:47:11,730 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:47:11,775 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:47:11,776 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 441 states to 136 states and 441 transitions. [2018-09-23 21:47:11,776 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 441 transitions. [2018-09-23 21:47:11,777 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-09-23 21:47:11,777 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:47:11,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:47:11,786 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:47:11,835 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:47:11,836 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 444 states to 137 states and 444 transitions. [2018-09-23 21:47:11,836 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 444 transitions. [2018-09-23 21:47:11,836 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-09-23 21:47:11,837 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:47:11,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:47:11,848 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:47:12,208 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:47:12,210 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 467 states to 143 states and 467 transitions. [2018-09-23 21:47:12,210 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 467 transitions. [2018-09-23 21:47:12,211 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-09-23 21:47:12,211 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:47:12,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:47:12,219 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:47:12,379 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:47:12,380 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 472 states to 144 states and 472 transitions. [2018-09-23 21:47:12,380 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 472 transitions. [2018-09-23 21:47:12,381 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-09-23 21:47:12,381 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:47:12,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:47:12,389 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:47:12,710 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:47:12,710 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 481 states to 146 states and 481 transitions. [2018-09-23 21:47:12,710 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 481 transitions. [2018-09-23 21:47:12,711 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-09-23 21:47:12,711 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:47:12,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:47:12,721 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:47:12,893 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:47:12,894 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 484 states to 147 states and 484 transitions. [2018-09-23 21:47:12,894 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 484 transitions. [2018-09-23 21:47:12,895 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-09-23 21:47:12,895 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:47:12,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:47:12,903 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:47:13,178 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:47:13,179 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 487 states to 148 states and 487 transitions. [2018-09-23 21:47:13,179 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 487 transitions. [2018-09-23 21:47:13,180 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-09-23 21:47:13,180 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:47:13,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:47:13,201 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:47:13,415 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:47:13,416 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 490 states to 149 states and 490 transitions. [2018-09-23 21:47:13,416 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 490 transitions. [2018-09-23 21:47:13,417 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-09-23 21:47:13,417 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:47:13,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:47:13,437 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:47:13,660 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:47:13,661 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 493 states to 150 states and 493 transitions. [2018-09-23 21:47:13,662 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 493 transitions. [2018-09-23 21:47:13,662 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-09-23 21:47:13,662 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:47:13,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:47:13,855 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:47:14,302 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:47:14,303 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 501 states to 152 states and 501 transitions. [2018-09-23 21:47:14,303 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 501 transitions. [2018-09-23 21:47:14,304 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-09-23 21:47:14,304 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:47:14,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:47:14,545 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:47:15,819 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:47:15,820 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 524 states to 156 states and 524 transitions. [2018-09-23 21:47:15,820 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 524 transitions. [2018-09-23 21:47:15,821 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-09-23 21:47:15,821 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:47:15,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:47:15,904 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:47:15,944 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:47:15,945 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 538 states to 159 states and 538 transitions. [2018-09-23 21:47:15,945 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 538 transitions. [2018-09-23 21:47:15,946 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-09-23 21:47:15,946 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:47:15,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:47:16,084 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:47:16,114 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:47:16,115 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 540 states to 160 states and 540 transitions. [2018-09-23 21:47:16,115 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 540 transitions. [2018-09-23 21:47:16,115 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-09-23 21:47:16,116 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:47:16,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:47:16,321 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:47:16,342 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:47:16,343 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 546 states to 161 states and 546 transitions. [2018-09-23 21:47:16,343 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 546 transitions. [2018-09-23 21:47:16,343 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-09-23 21:47:16,348 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:47:16,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:47:16,358 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:47:16,630 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:47:16,631 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 566 states to 167 states and 566 transitions. [2018-09-23 21:47:16,631 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 566 transitions. [2018-09-23 21:47:16,632 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-09-23 21:47:16,632 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:47:16,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:47:16,721 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:47:17,033 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:47:17,034 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 572 states to 168 states and 572 transitions. [2018-09-23 21:47:17,034 INFO L276 IsEmpty]: Start isEmpty. Operand 168 states and 572 transitions. [2018-09-23 21:47:17,035 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-09-23 21:47:17,035 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:47:17,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:47:17,045 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:47:17,084 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:47:17,085 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 582 states to 170 states and 582 transitions. [2018-09-23 21:47:17,085 INFO L276 IsEmpty]: Start isEmpty. Operand 170 states and 582 transitions. [2018-09-23 21:47:17,085 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-09-23 21:47:17,086 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:47:17,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:47:17,160 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:47:17,467 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:47:17,468 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 587 states to 171 states and 587 transitions. [2018-09-23 21:47:17,468 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states and 587 transitions. [2018-09-23 21:47:17,469 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-09-23 21:47:17,469 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:47:17,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:47:17,484 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:47:17,860 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:47:17,860 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 594 states to 173 states and 594 transitions. [2018-09-23 21:47:17,861 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states and 594 transitions. [2018-09-23 21:47:17,861 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-09-23 21:47:17,861 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:47:17,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:47:18,649 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:47:20,093 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:47:20,094 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 622 states to 179 states and 622 transitions. [2018-09-23 21:47:20,094 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 622 transitions. [2018-09-23 21:47:20,095 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-09-23 21:47:20,095 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:47:20,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:47:20,348 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:47:20,793 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:47:20,793 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 625 states to 180 states and 625 transitions. [2018-09-23 21:47:20,794 INFO L276 IsEmpty]: Start isEmpty. Operand 180 states and 625 transitions. [2018-09-23 21:47:20,794 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-09-23 21:47:20,794 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:47:20,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:47:20,943 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:47:21,709 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:47:21,710 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 631 states to 181 states and 631 transitions. [2018-09-23 21:47:21,710 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 631 transitions. [2018-09-23 21:47:21,710 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-09-23 21:47:21,710 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:47:21,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:47:21,718 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:47:21,758 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:47:21,759 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 634 states to 182 states and 634 transitions. [2018-09-23 21:47:21,759 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states and 634 transitions. [2018-09-23 21:47:21,760 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-09-23 21:47:21,760 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:47:21,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:47:21,906 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:47:22,339 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:47:22,339 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 638 states to 183 states and 638 transitions. [2018-09-23 21:47:22,340 INFO L276 IsEmpty]: Start isEmpty. Operand 183 states and 638 transitions. [2018-09-23 21:47:22,340 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-09-23 21:47:22,340 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:47:22,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:47:22,449 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:47:22,702 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:47:22,703 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 642 states to 184 states and 642 transitions. [2018-09-23 21:47:22,704 INFO L276 IsEmpty]: Start isEmpty. Operand 184 states and 642 transitions. [2018-09-23 21:47:22,704 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-09-23 21:47:22,704 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:47:22,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:47:22,867 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:47:23,367 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:47:23,367 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 650 states to 185 states and 650 transitions. [2018-09-23 21:47:23,368 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states and 650 transitions. [2018-09-23 21:47:23,368 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-09-23 21:47:23,368 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:47:23,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:47:23,475 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:47:23,975 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:47:23,976 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 662 states to 186 states and 662 transitions. [2018-09-23 21:47:23,976 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 662 transitions. [2018-09-23 21:47:23,977 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-09-23 21:47:23,977 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:47:23,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:47:23,983 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:47:24,019 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:47:24,020 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 669 states to 187 states and 669 transitions. [2018-09-23 21:47:24,020 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 669 transitions. [2018-09-23 21:47:24,020 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-09-23 21:47:24,021 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:47:24,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:47:24,134 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:47:24,606 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:47:24,606 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 677 states to 188 states and 677 transitions. [2018-09-23 21:47:24,607 INFO L276 IsEmpty]: Start isEmpty. Operand 188 states and 677 transitions. [2018-09-23 21:47:24,607 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-09-23 21:47:24,607 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:47:24,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:47:24,614 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:47:24,661 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:47:24,662 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 687 states to 190 states and 687 transitions. [2018-09-23 21:47:24,662 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states and 687 transitions. [2018-09-23 21:47:24,663 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-09-23 21:47:24,663 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:47:24,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:47:24,708 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:47:24,734 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:47:24,735 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 692 states to 191 states and 692 transitions. [2018-09-23 21:47:24,735 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 692 transitions. [2018-09-23 21:47:24,735 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-09-23 21:47:24,736 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:47:24,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:47:24,743 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:47:25,526 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:47:25,527 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 697 states to 192 states and 697 transitions. [2018-09-23 21:47:25,527 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 697 transitions. [2018-09-23 21:47:25,527 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-09-23 21:47:25,527 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:47:25,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:47:25,534 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:47:25,938 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:47:25,939 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 705 states to 193 states and 705 transitions. [2018-09-23 21:47:25,939 INFO L276 IsEmpty]: Start isEmpty. Operand 193 states and 705 transitions. [2018-09-23 21:47:25,939 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-09-23 21:47:25,940 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:47:25,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:47:25,946 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:47:25,975 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:47:25,975 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 709 states to 194 states and 709 transitions. [2018-09-23 21:47:25,976 INFO L276 IsEmpty]: Start isEmpty. Operand 194 states and 709 transitions. [2018-09-23 21:47:25,976 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-09-23 21:47:25,976 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:47:25,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:47:25,983 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:47:26,143 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:47:26,144 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 713 states to 195 states and 713 transitions. [2018-09-23 21:47:26,144 INFO L276 IsEmpty]: Start isEmpty. Operand 195 states and 713 transitions. [2018-09-23 21:47:26,144 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-09-23 21:47:26,144 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:47:26,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:47:27,089 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:47:29,768 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:47:29,768 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 740 states to 201 states and 740 transitions. [2018-09-23 21:47:29,768 INFO L276 IsEmpty]: Start isEmpty. Operand 201 states and 740 transitions. [2018-09-23 21:47:29,769 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-09-23 21:47:29,769 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:47:29,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:47:30,203 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:47:30,828 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:47:30,828 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 746 states to 202 states and 746 transitions. [2018-09-23 21:47:30,828 INFO L276 IsEmpty]: Start isEmpty. Operand 202 states and 746 transitions. [2018-09-23 21:47:30,829 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-09-23 21:47:30,829 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:47:30,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:47:30,835 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:47:30,869 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:47:30,870 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 748 states to 203 states and 748 transitions. [2018-09-23 21:47:30,870 INFO L276 IsEmpty]: Start isEmpty. Operand 203 states and 748 transitions. [2018-09-23 21:47:30,870 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-09-23 21:47:30,871 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:47:30,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:47:31,052 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:47:31,852 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:47:31,853 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 751 states to 204 states and 751 transitions. [2018-09-23 21:47:31,853 INFO L276 IsEmpty]: Start isEmpty. Operand 204 states and 751 transitions. [2018-09-23 21:47:31,854 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-09-23 21:47:31,854 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:47:31,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:47:31,860 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:47:32,421 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:47:32,422 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 762 states to 205 states and 762 transitions. [2018-09-23 21:47:32,422 INFO L276 IsEmpty]: Start isEmpty. Operand 205 states and 762 transitions. [2018-09-23 21:47:32,422 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-09-23 21:47:32,422 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:47:32,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:47:32,427 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:47:32,475 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:47:32,476 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 768 states to 206 states and 768 transitions. [2018-09-23 21:47:32,476 INFO L276 IsEmpty]: Start isEmpty. Operand 206 states and 768 transitions. [2018-09-23 21:47:32,476 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-09-23 21:47:32,477 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:47:32,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:47:32,482 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:47:32,970 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:47:32,970 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 775 states to 207 states and 775 transitions. [2018-09-23 21:47:32,971 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states and 775 transitions. [2018-09-23 21:47:32,971 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-09-23 21:47:32,971 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:47:32,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:47:33,187 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:47:34,014 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:47:34,040 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 783 states to 208 states and 783 transitions. [2018-09-23 21:47:34,040 INFO L276 IsEmpty]: Start isEmpty. Operand 208 states and 783 transitions. [2018-09-23 21:47:34,040 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-09-23 21:47:34,040 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:47:34,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:47:34,045 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:47:34,079 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:47:34,080 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 787 states to 209 states and 787 transitions. [2018-09-23 21:47:34,080 INFO L276 IsEmpty]: Start isEmpty. Operand 209 states and 787 transitions. [2018-09-23 21:47:34,080 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-09-23 21:47:34,080 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:47:34,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:47:34,284 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:47:34,928 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:47:34,929 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 791 states to 210 states and 791 transitions. [2018-09-23 21:47:34,929 INFO L276 IsEmpty]: Start isEmpty. Operand 210 states and 791 transitions. [2018-09-23 21:47:34,930 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-09-23 21:47:34,930 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:47:34,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:47:35,081 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:47:35,897 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:47:35,897 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 800 states to 211 states and 800 transitions. [2018-09-23 21:47:35,898 INFO L276 IsEmpty]: Start isEmpty. Operand 211 states and 800 transitions. [2018-09-23 21:47:35,898 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-09-23 21:47:35,898 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:47:35,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:47:35,903 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:47:36,165 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:47:36,165 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 803 states to 212 states and 803 transitions. [2018-09-23 21:47:36,165 INFO L276 IsEmpty]: Start isEmpty. Operand 212 states and 803 transitions. [2018-09-23 21:47:36,166 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-09-23 21:47:36,166 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:47:36,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:47:36,320 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:47:37,201 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:47:37,202 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 808 states to 213 states and 808 transitions. [2018-09-23 21:47:37,202 INFO L276 IsEmpty]: Start isEmpty. Operand 213 states and 808 transitions. [2018-09-23 21:47:37,203 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-09-23 21:47:37,203 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:47:37,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:47:37,212 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:47:37,879 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:47:37,879 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 817 states to 215 states and 817 transitions. [2018-09-23 21:47:37,880 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states and 817 transitions. [2018-09-23 21:47:37,880 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-09-23 21:47:37,880 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:47:37,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:47:37,885 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:47:38,441 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:47:38,441 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 822 states to 216 states and 822 transitions. [2018-09-23 21:47:38,441 INFO L276 IsEmpty]: Start isEmpty. Operand 216 states and 822 transitions. [2018-09-23 21:47:38,442 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-09-23 21:47:38,442 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:47:38,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:47:38,447 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:47:39,062 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:47:39,063 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 829 states to 217 states and 829 transitions. [2018-09-23 21:47:39,063 INFO L276 IsEmpty]: Start isEmpty. Operand 217 states and 829 transitions. [2018-09-23 21:47:39,064 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-09-23 21:47:39,064 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:47:39,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:47:39,068 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:47:39,095 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:47:39,096 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 834 states to 218 states and 834 transitions. [2018-09-23 21:47:39,096 INFO L276 IsEmpty]: Start isEmpty. Operand 218 states and 834 transitions. [2018-09-23 21:47:39,096 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-09-23 21:47:39,096 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:47:39,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:47:39,101 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:47:39,389 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:47:39,389 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 839 states to 219 states and 839 transitions. [2018-09-23 21:47:39,389 INFO L276 IsEmpty]: Start isEmpty. Operand 219 states and 839 transitions. [2018-09-23 21:47:39,390 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-09-23 21:47:39,390 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:47:39,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:47:39,690 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:47:41,419 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:47:41,420 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 854 states to 221 states and 854 transitions. [2018-09-23 21:47:41,420 INFO L276 IsEmpty]: Start isEmpty. Operand 221 states and 854 transitions. [2018-09-23 21:47:41,421 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-09-23 21:47:41,421 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:47:41,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:47:41,427 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:47:41,538 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:47:41,539 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 862 states to 222 states and 862 transitions. [2018-09-23 21:47:41,539 INFO L276 IsEmpty]: Start isEmpty. Operand 222 states and 862 transitions. [2018-09-23 21:47:41,539 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-09-23 21:47:41,540 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:47:41,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:47:41,544 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:47:41,629 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:47:41,630 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 876 states to 227 states and 876 transitions. [2018-09-23 21:47:41,630 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 876 transitions. [2018-09-23 21:47:41,630 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-09-23 21:47:41,630 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:47:41,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:47:41,636 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:47:42,469 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:47:42,470 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 877 states to 228 states and 877 transitions. [2018-09-23 21:47:42,470 INFO L276 IsEmpty]: Start isEmpty. Operand 228 states and 877 transitions. [2018-09-23 21:47:42,470 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-09-23 21:47:42,470 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:47:42,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:47:42,492 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:47:42,527 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:47:42,528 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 879 states to 229 states and 879 transitions. [2018-09-23 21:47:42,528 INFO L276 IsEmpty]: Start isEmpty. Operand 229 states and 879 transitions. [2018-09-23 21:47:42,528 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-09-23 21:47:42,528 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:47:42,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:47:42,534 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:47:42,727 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:47:42,728 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 882 states to 230 states and 882 transitions. [2018-09-23 21:47:42,728 INFO L276 IsEmpty]: Start isEmpty. Operand 230 states and 882 transitions. [2018-09-23 21:47:42,729 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-09-23 21:47:42,729 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:47:42,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:47:42,812 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:47:42,834 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:47:42,835 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 884 states to 231 states and 884 transitions. [2018-09-23 21:47:42,835 INFO L276 IsEmpty]: Start isEmpty. Operand 231 states and 884 transitions. [2018-09-23 21:47:42,835 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-09-23 21:47:42,835 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:47:42,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:47:42,843 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:47:43,063 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:47:43,063 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 888 states to 232 states and 888 transitions. [2018-09-23 21:47:43,064 INFO L276 IsEmpty]: Start isEmpty. Operand 232 states and 888 transitions. [2018-09-23 21:47:43,064 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-09-23 21:47:43,064 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:47:43,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:47:44,203 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:47:47,572 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:47:47,572 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 918 states to 236 states and 918 transitions. [2018-09-23 21:47:47,573 INFO L276 IsEmpty]: Start isEmpty. Operand 236 states and 918 transitions. [2018-09-23 21:47:47,573 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-09-23 21:47:47,573 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:47:47,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:47:47,581 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:47:48,712 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:47:48,713 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 932 states to 238 states and 932 transitions. [2018-09-23 21:47:48,713 INFO L276 IsEmpty]: Start isEmpty. Operand 238 states and 932 transitions. [2018-09-23 21:47:48,714 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-09-23 21:47:48,714 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:47:48,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:47:48,720 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:47:48,803 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:47:48,804 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 942 states to 239 states and 942 transitions. [2018-09-23 21:47:48,804 INFO L276 IsEmpty]: Start isEmpty. Operand 239 states and 942 transitions. [2018-09-23 21:47:48,805 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-09-23 21:47:48,805 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:47:48,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:47:48,810 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:47:48,834 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:47:48,835 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 945 states to 240 states and 945 transitions. [2018-09-23 21:47:48,836 INFO L276 IsEmpty]: Start isEmpty. Operand 240 states and 945 transitions. [2018-09-23 21:47:48,836 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-09-23 21:47:48,836 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:47:48,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:47:48,842 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:47:49,579 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:47:49,580 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 952 states to 241 states and 952 transitions. [2018-09-23 21:47:49,580 INFO L276 IsEmpty]: Start isEmpty. Operand 241 states and 952 transitions. [2018-09-23 21:47:49,580 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-09-23 21:47:49,581 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:47:49,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:47:49,586 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:47:50,056 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:47:50,057 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 955 states to 242 states and 955 transitions. [2018-09-23 21:47:50,057 INFO L276 IsEmpty]: Start isEmpty. Operand 242 states and 955 transitions. [2018-09-23 21:47:50,057 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-09-23 21:47:50,057 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:47:50,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:47:50,063 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:47:50,704 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:47:50,705 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 962 states to 243 states and 962 transitions. [2018-09-23 21:47:50,705 INFO L276 IsEmpty]: Start isEmpty. Operand 243 states and 962 transitions. [2018-09-23 21:47:50,705 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-09-23 21:47:50,705 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:47:50,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:47:50,711 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:47:50,732 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:47:50,733 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 969 states to 244 states and 969 transitions. [2018-09-23 21:47:50,733 INFO L276 IsEmpty]: Start isEmpty. Operand 244 states and 969 transitions. [2018-09-23 21:47:50,733 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-09-23 21:47:50,734 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:47:50,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:47:52,385 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:47:57,937 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:47:57,938 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1036 states to 252 states and 1036 transitions. [2018-09-23 21:47:57,938 INFO L276 IsEmpty]: Start isEmpty. Operand 252 states and 1036 transitions. [2018-09-23 21:47:57,939 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-09-23 21:47:57,939 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:47:57,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:47:57,943 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:48:00,453 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:48:00,454 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1059 states to 256 states and 1059 transitions. [2018-09-23 21:48:00,454 INFO L276 IsEmpty]: Start isEmpty. Operand 256 states and 1059 transitions. [2018-09-23 21:48:00,455 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-09-23 21:48:00,455 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:48:00,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:48:00,461 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:48:03,848 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:48:03,848 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1082 states to 261 states and 1082 transitions. [2018-09-23 21:48:03,849 INFO L276 IsEmpty]: Start isEmpty. Operand 261 states and 1082 transitions. [2018-09-23 21:48:03,849 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-09-23 21:48:03,849 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:48:03,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:48:03,855 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:48:03,901 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:48:03,902 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1084 states to 262 states and 1084 transitions. [2018-09-23 21:48:03,902 INFO L276 IsEmpty]: Start isEmpty. Operand 262 states and 1084 transitions. [2018-09-23 21:48:03,903 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-09-23 21:48:03,903 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:48:03,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:48:04,121 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:48:07,411 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:48:07,412 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1137 states to 270 states and 1137 transitions. [2018-09-23 21:48:07,412 INFO L276 IsEmpty]: Start isEmpty. Operand 270 states and 1137 transitions. [2018-09-23 21:48:07,413 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-09-23 21:48:07,413 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:48:07,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:48:07,582 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:48:08,332 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:48:08,333 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1152 states to 272 states and 1152 transitions. [2018-09-23 21:48:08,333 INFO L276 IsEmpty]: Start isEmpty. Operand 272 states and 1152 transitions. [2018-09-23 21:48:08,334 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-09-23 21:48:08,334 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:48:08,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:48:08,341 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-09-23 21:48:10,801 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:48:10,802 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1163 states to 275 states and 1163 transitions. [2018-09-23 21:48:10,802 INFO L276 IsEmpty]: Start isEmpty. Operand 275 states and 1163 transitions. [2018-09-23 21:48:10,803 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-09-23 21:48:10,803 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:48:10,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:48:11,327 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:48:14,823 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:48:14,824 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1177 states to 278 states and 1177 transitions. [2018-09-23 21:48:14,825 INFO L276 IsEmpty]: Start isEmpty. Operand 278 states and 1177 transitions. [2018-09-23 21:48:14,825 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-09-23 21:48:14,825 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:48:14,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:48:14,832 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:48:15,571 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:48:15,572 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1182 states to 279 states and 1182 transitions. [2018-09-23 21:48:15,572 INFO L276 IsEmpty]: Start isEmpty. Operand 279 states and 1182 transitions. [2018-09-23 21:48:15,572 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-09-23 21:48:15,572 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:48:15,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:48:15,577 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:48:16,278 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:48:16,279 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1187 states to 280 states and 1187 transitions. [2018-09-23 21:48:16,279 INFO L276 IsEmpty]: Start isEmpty. Operand 280 states and 1187 transitions. [2018-09-23 21:48:16,280 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-09-23 21:48:16,280 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:48:16,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:48:16,284 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:48:19,120 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:48:19,121 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1213 states to 284 states and 1213 transitions. [2018-09-23 21:48:19,121 INFO L276 IsEmpty]: Start isEmpty. Operand 284 states and 1213 transitions. [2018-09-23 21:48:19,121 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-09-23 21:48:19,121 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:48:19,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:48:19,127 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:48:20,815 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:48:20,815 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1228 states to 286 states and 1228 transitions. [2018-09-23 21:48:20,815 INFO L276 IsEmpty]: Start isEmpty. Operand 286 states and 1228 transitions. [2018-09-23 21:48:20,816 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-09-23 21:48:20,816 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:48:20,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:48:20,820 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:48:23,363 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:48:23,364 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1245 states to 289 states and 1245 transitions. [2018-09-23 21:48:23,364 INFO L276 IsEmpty]: Start isEmpty. Operand 289 states and 1245 transitions. [2018-09-23 21:48:23,365 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-09-23 21:48:23,365 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:48:23,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:48:23,370 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:48:24,138 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:48:24,139 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1250 states to 290 states and 1250 transitions. [2018-09-23 21:48:24,139 INFO L276 IsEmpty]: Start isEmpty. Operand 290 states and 1250 transitions. [2018-09-23 21:48:24,140 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-09-23 21:48:24,140 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:48:24,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:48:25,600 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:48:26,523 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:48:26,524 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1259 states to 291 states and 1259 transitions. [2018-09-23 21:48:26,524 INFO L276 IsEmpty]: Start isEmpty. Operand 291 states and 1259 transitions. [2018-09-23 21:48:26,524 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-09-23 21:48:26,524 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:48:26,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:48:26,604 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:48:27,119 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:48:27,120 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1267 states to 292 states and 1267 transitions. [2018-09-23 21:48:27,120 INFO L276 IsEmpty]: Start isEmpty. Operand 292 states and 1267 transitions. [2018-09-23 21:48:27,121 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-09-23 21:48:27,121 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:48:27,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:48:27,126 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:48:27,261 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:48:27,262 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1272 states to 293 states and 1272 transitions. [2018-09-23 21:48:27,262 INFO L276 IsEmpty]: Start isEmpty. Operand 293 states and 1272 transitions. [2018-09-23 21:48:27,262 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-23 21:48:27,262 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:48:27,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:48:27,267 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:48:27,304 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:48:27,305 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1279 states to 294 states and 1279 transitions. [2018-09-23 21:48:27,305 INFO L276 IsEmpty]: Start isEmpty. Operand 294 states and 1279 transitions. [2018-09-23 21:48:27,305 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-23 21:48:27,305 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:48:27,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:48:27,311 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:48:28,429 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:48:28,430 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1281 states to 295 states and 1281 transitions. [2018-09-23 21:48:28,430 INFO L276 IsEmpty]: Start isEmpty. Operand 295 states and 1281 transitions. [2018-09-23 21:48:28,430 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-23 21:48:28,430 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:48:28,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:48:28,457 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:48:28,546 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:48:28,547 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1283 states to 296 states and 1283 transitions. [2018-09-23 21:48:28,547 INFO L276 IsEmpty]: Start isEmpty. Operand 296 states and 1283 transitions. [2018-09-23 21:48:28,547 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-23 21:48:28,547 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:48:28,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:48:28,559 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:48:32,816 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:48:32,817 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1288 states to 297 states and 1288 transitions. [2018-09-23 21:48:32,817 INFO L276 IsEmpty]: Start isEmpty. Operand 297 states and 1288 transitions. [2018-09-23 21:48:32,817 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-23 21:48:32,817 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:48:32,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:48:32,823 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:48:33,966 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:48:33,967 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1301 states to 298 states and 1301 transitions. [2018-09-23 21:48:33,967 INFO L276 IsEmpty]: Start isEmpty. Operand 298 states and 1301 transitions. [2018-09-23 21:48:33,967 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-23 21:48:33,968 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:48:33,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:48:33,973 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:48:34,153 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:48:34,153 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1313 states to 299 states and 1313 transitions. [2018-09-23 21:48:34,154 INFO L276 IsEmpty]: Start isEmpty. Operand 299 states and 1313 transitions. [2018-09-23 21:48:34,154 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-23 21:48:34,154 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:48:34,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:48:34,160 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:48:35,148 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:48:35,149 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1332 states to 300 states and 1332 transitions. [2018-09-23 21:48:35,149 INFO L276 IsEmpty]: Start isEmpty. Operand 300 states and 1332 transitions. [2018-09-23 21:48:35,150 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-23 21:48:35,150 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:48:35,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:48:35,155 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:48:40,341 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:48:40,342 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1409 states to 308 states and 1409 transitions. [2018-09-23 21:48:40,342 INFO L276 IsEmpty]: Start isEmpty. Operand 308 states and 1409 transitions. [2018-09-23 21:48:40,343 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-23 21:48:40,343 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:48:40,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:48:40,347 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:48:41,129 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:48:41,130 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1428 states to 309 states and 1428 transitions. [2018-09-23 21:48:41,130 INFO L276 IsEmpty]: Start isEmpty. Operand 309 states and 1428 transitions. [2018-09-23 21:48:41,130 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-23 21:48:41,131 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:48:41,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:48:41,138 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:48:42,094 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:48:42,095 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1444 states to 310 states and 1444 transitions. [2018-09-23 21:48:42,095 INFO L276 IsEmpty]: Start isEmpty. Operand 310 states and 1444 transitions. [2018-09-23 21:48:42,096 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-23 21:48:42,096 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:48:42,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:48:42,101 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:48:45,380 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:48:45,381 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1468 states to 314 states and 1468 transitions. [2018-09-23 21:48:45,382 INFO L276 IsEmpty]: Start isEmpty. Operand 314 states and 1468 transitions. [2018-09-23 21:48:45,382 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-23 21:48:45,382 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:48:45,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:48:46,219 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:48:47,565 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:48:47,566 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1474 states to 315 states and 1474 transitions. [2018-09-23 21:48:47,566 INFO L276 IsEmpty]: Start isEmpty. Operand 315 states and 1474 transitions. [2018-09-23 21:48:47,567 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-23 21:48:47,567 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:48:47,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:48:47,578 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:48:48,854 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:48:48,855 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1481 states to 316 states and 1481 transitions. [2018-09-23 21:48:48,855 INFO L276 IsEmpty]: Start isEmpty. Operand 316 states and 1481 transitions. [2018-09-23 21:48:48,856 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-23 21:48:48,856 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:48:48,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:48:48,861 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:48:49,702 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:48:49,703 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1490 states to 317 states and 1490 transitions. [2018-09-23 21:48:49,703 INFO L276 IsEmpty]: Start isEmpty. Operand 317 states and 1490 transitions. [2018-09-23 21:48:49,704 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-23 21:48:49,704 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:48:49,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:48:49,709 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:48:50,509 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:48:50,511 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1498 states to 318 states and 1498 transitions. [2018-09-23 21:48:50,511 INFO L276 IsEmpty]: Start isEmpty. Operand 318 states and 1498 transitions. [2018-09-23 21:48:50,511 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-23 21:48:50,511 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:48:50,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:48:50,516 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:48:54,027 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:48:54,028 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1528 states to 323 states and 1528 transitions. [2018-09-23 21:48:54,028 INFO L276 IsEmpty]: Start isEmpty. Operand 323 states and 1528 transitions. [2018-09-23 21:48:54,029 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-23 21:48:54,029 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:48:54,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:48:54,122 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:49:00,602 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:49:00,603 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1589 states to 331 states and 1589 transitions. [2018-09-23 21:49:00,604 INFO L276 IsEmpty]: Start isEmpty. Operand 331 states and 1589 transitions. [2018-09-23 21:49:00,604 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-23 21:49:00,604 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:49:00,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:49:00,609 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-09-23 21:49:03,507 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:49:03,508 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1611 states to 334 states and 1611 transitions. [2018-09-23 21:49:03,508 INFO L276 IsEmpty]: Start isEmpty. Operand 334 states and 1611 transitions. [2018-09-23 21:49:03,509 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-23 21:49:03,509 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:49:03,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:49:03,513 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-09-23 21:49:04,662 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:49:04,664 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1616 states to 335 states and 1616 transitions. [2018-09-23 21:49:04,664 INFO L276 IsEmpty]: Start isEmpty. Operand 335 states and 1616 transitions. [2018-09-23 21:49:04,664 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-23 21:49:04,664 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:49:04,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:49:04,757 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:49:05,874 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:49:05,874 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1632 states to 336 states and 1632 transitions. [2018-09-23 21:49:05,875 INFO L276 IsEmpty]: Start isEmpty. Operand 336 states and 1632 transitions. [2018-09-23 21:49:05,875 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-23 21:49:05,875 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:49:05,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:49:05,995 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:49:06,988 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:49:06,989 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1645 states to 338 states and 1645 transitions. [2018-09-23 21:49:06,989 INFO L276 IsEmpty]: Start isEmpty. Operand 338 states and 1645 transitions. [2018-09-23 21:49:06,989 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-23 21:49:06,989 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:49:06,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:49:06,994 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-09-23 21:49:08,228 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:49:08,229 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1656 states to 339 states and 1656 transitions. [2018-09-23 21:49:08,229 INFO L276 IsEmpty]: Start isEmpty. Operand 339 states and 1656 transitions. [2018-09-23 21:49:08,229 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-23 21:49:08,229 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:49:08,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:49:08,233 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:49:11,851 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:49:11,852 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1675 states to 342 states and 1675 transitions. [2018-09-23 21:49:11,852 INFO L276 IsEmpty]: Start isEmpty. Operand 342 states and 1675 transitions. [2018-09-23 21:49:11,853 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-23 21:49:11,853 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:49:11,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:49:11,857 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:49:13,974 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:49:13,975 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1690 states to 344 states and 1690 transitions. [2018-09-23 21:49:13,975 INFO L276 IsEmpty]: Start isEmpty. Operand 344 states and 1690 transitions. [2018-09-23 21:49:13,976 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-23 21:49:13,976 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:49:13,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:49:14,258 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:49:15,378 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:49:15,379 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1696 states to 345 states and 1696 transitions. [2018-09-23 21:49:15,379 INFO L276 IsEmpty]: Start isEmpty. Operand 345 states and 1696 transitions. [2018-09-23 21:49:15,379 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-23 21:49:15,379 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:49:15,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:49:15,384 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:49:20,311 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:49:20,313 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1725 states to 349 states and 1725 transitions. [2018-09-23 21:49:20,313 INFO L276 IsEmpty]: Start isEmpty. Operand 349 states and 1725 transitions. [2018-09-23 21:49:20,314 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-23 21:49:20,314 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:49:20,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:49:20,319 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:49:22,732 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:49:22,733 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1751 states to 352 states and 1751 transitions. [2018-09-23 21:49:22,733 INFO L276 IsEmpty]: Start isEmpty. Operand 352 states and 1751 transitions. [2018-09-23 21:49:22,734 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-23 21:49:22,734 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:49:22,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:49:22,738 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:49:23,739 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:49:23,739 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1757 states to 353 states and 1757 transitions. [2018-09-23 21:49:23,739 INFO L276 IsEmpty]: Start isEmpty. Operand 353 states and 1757 transitions. [2018-09-23 21:49:23,740 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-23 21:49:23,740 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:49:23,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:49:23,744 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:49:25,192 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:49:25,193 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1775 states to 355 states and 1775 transitions. [2018-09-23 21:49:25,193 INFO L276 IsEmpty]: Start isEmpty. Operand 355 states and 1775 transitions. [2018-09-23 21:49:25,193 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-09-23 21:49:25,194 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:49:25,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:49:25,198 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:49:25,247 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:49:25,248 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1784 states to 356 states and 1784 transitions. [2018-09-23 21:49:25,248 INFO L276 IsEmpty]: Start isEmpty. Operand 356 states and 1784 transitions. [2018-09-23 21:49:25,248 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-09-23 21:49:25,248 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:49:25,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:49:25,253 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:49:25,285 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:49:25,286 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1785 states to 357 states and 1785 transitions. [2018-09-23 21:49:25,286 INFO L276 IsEmpty]: Start isEmpty. Operand 357 states and 1785 transitions. [2018-09-23 21:49:25,286 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-09-23 21:49:25,286 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:49:25,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:49:25,306 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:49:25,325 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:49:25,326 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1788 states to 358 states and 1788 transitions. [2018-09-23 21:49:25,327 INFO L276 IsEmpty]: Start isEmpty. Operand 358 states and 1788 transitions. [2018-09-23 21:49:25,327 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-09-23 21:49:25,328 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:49:25,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:49:25,333 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:49:25,571 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:49:25,572 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1795 states to 359 states and 1795 transitions. [2018-09-23 21:49:25,572 INFO L276 IsEmpty]: Start isEmpty. Operand 359 states and 1795 transitions. [2018-09-23 21:49:25,572 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-09-23 21:49:25,572 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:49:25,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:49:27,396 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:49:36,048 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:49:36,049 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1848 states to 367 states and 1848 transitions. [2018-09-23 21:49:36,049 INFO L276 IsEmpty]: Start isEmpty. Operand 367 states and 1848 transitions. [2018-09-23 21:49:36,050 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-09-23 21:49:36,050 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:49:36,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:49:36,480 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:49:40,618 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:49:40,619 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1861 states to 370 states and 1861 transitions. [2018-09-23 21:49:40,620 INFO L276 IsEmpty]: Start isEmpty. Operand 370 states and 1861 transitions. [2018-09-23 21:49:40,620 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-09-23 21:49:40,620 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:49:40,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:49:42,079 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:49:50,405 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:49:50,406 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1900 states to 376 states and 1900 transitions. [2018-09-23 21:49:50,406 INFO L276 IsEmpty]: Start isEmpty. Operand 376 states and 1900 transitions. [2018-09-23 21:49:50,406 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-09-23 21:49:50,406 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:49:50,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:49:50,412 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:49:51,713 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:49:51,714 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1920 states to 379 states and 1920 transitions. [2018-09-23 21:49:51,714 INFO L276 IsEmpty]: Start isEmpty. Operand 379 states and 1920 transitions. [2018-09-23 21:49:51,714 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-09-23 21:49:51,714 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:49:51,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:49:52,876 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:49:56,451 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:49:56,452 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1933 states to 381 states and 1933 transitions. [2018-09-23 21:49:56,452 INFO L276 IsEmpty]: Start isEmpty. Operand 381 states and 1933 transitions. [2018-09-23 21:49:56,452 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-09-23 21:49:56,452 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:49:56,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:49:56,887 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:49:58,087 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:49:58,087 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1942 states to 382 states and 1942 transitions. [2018-09-23 21:49:58,088 INFO L276 IsEmpty]: Start isEmpty. Operand 382 states and 1942 transitions. [2018-09-23 21:49:58,088 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-09-23 21:49:58,088 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:49:58,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:49:58,094 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:50:00,681 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:50:00,682 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1957 states to 384 states and 1957 transitions. [2018-09-23 21:50:00,682 INFO L276 IsEmpty]: Start isEmpty. Operand 384 states and 1957 transitions. [2018-09-23 21:50:00,682 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-09-23 21:50:00,682 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:50:00,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:50:01,149 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:50:01,851 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:50:01,852 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1963 states to 385 states and 1963 transitions. [2018-09-23 21:50:01,852 INFO L276 IsEmpty]: Start isEmpty. Operand 385 states and 1963 transitions. [2018-09-23 21:50:01,853 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-09-23 21:50:01,853 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:50:01,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:50:03,594 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:50:05,144 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:50:05,145 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1975 states to 386 states and 1975 transitions. [2018-09-23 21:50:05,145 INFO L276 IsEmpty]: Start isEmpty. Operand 386 states and 1975 transitions. [2018-09-23 21:50:05,146 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-09-23 21:50:05,146 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:50:05,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:50:05,151 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:50:06,676 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:50:06,677 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1995 states to 387 states and 1995 transitions. [2018-09-23 21:50:06,677 INFO L276 IsEmpty]: Start isEmpty. Operand 387 states and 1995 transitions. [2018-09-23 21:50:06,678 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-09-23 21:50:06,678 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:50:06,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:50:06,682 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:50:07,894 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:50:07,896 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2006 states to 388 states and 2006 transitions. [2018-09-23 21:50:07,896 INFO L276 IsEmpty]: Start isEmpty. Operand 388 states and 2006 transitions. [2018-09-23 21:50:07,897 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-09-23 21:50:07,897 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:50:07,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:50:07,901 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:50:08,375 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:50:08,377 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2018 states to 389 states and 2018 transitions. [2018-09-23 21:50:08,377 INFO L276 IsEmpty]: Start isEmpty. Operand 389 states and 2018 transitions. [2018-09-23 21:50:08,378 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-09-23 21:50:08,378 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:50:08,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:50:08,430 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-09-23 21:50:10,742 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:50:10,743 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2037 states to 392 states and 2037 transitions. [2018-09-23 21:50:10,743 INFO L276 IsEmpty]: Start isEmpty. Operand 392 states and 2037 transitions. [2018-09-23 21:50:10,743 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-09-23 21:50:10,743 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:50:10,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:50:10,748 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:50:11,967 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:50:11,968 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2046 states to 393 states and 2046 transitions. [2018-09-23 21:50:11,968 INFO L276 IsEmpty]: Start isEmpty. Operand 393 states and 2046 transitions. [2018-09-23 21:50:11,969 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-09-23 21:50:11,969 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:50:11,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:50:11,974 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:50:13,201 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:50:13,202 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2052 states to 394 states and 2052 transitions. [2018-09-23 21:50:13,202 INFO L276 IsEmpty]: Start isEmpty. Operand 394 states and 2052 transitions. [2018-09-23 21:50:13,203 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-09-23 21:50:13,203 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:50:13,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:50:13,208 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:50:13,230 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:50:13,231 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2053 states to 395 states and 2053 transitions. [2018-09-23 21:50:13,231 INFO L276 IsEmpty]: Start isEmpty. Operand 395 states and 2053 transitions. [2018-09-23 21:50:13,231 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-09-23 21:50:13,231 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:50:13,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:50:13,644 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:50:15,766 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:50:15,768 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2056 states to 396 states and 2056 transitions. [2018-09-23 21:50:15,768 INFO L276 IsEmpty]: Start isEmpty. Operand 396 states and 2056 transitions. [2018-09-23 21:50:15,768 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-09-23 21:50:15,768 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:50:15,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:50:15,773 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:50:20,800 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:50:20,801 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2072 states to 400 states and 2072 transitions. [2018-09-23 21:50:20,801 INFO L276 IsEmpty]: Start isEmpty. Operand 400 states and 2072 transitions. [2018-09-23 21:50:20,802 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-09-23 21:50:20,802 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:50:20,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:50:20,807 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:50:22,095 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:50:22,096 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2079 states to 401 states and 2079 transitions. [2018-09-23 21:50:22,096 INFO L276 IsEmpty]: Start isEmpty. Operand 401 states and 2079 transitions. [2018-09-23 21:50:22,097 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-09-23 21:50:22,097 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:50:22,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:50:22,102 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:50:26,859 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:50:26,860 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2117 states to 405 states and 2117 transitions. [2018-09-23 21:50:26,861 INFO L276 IsEmpty]: Start isEmpty. Operand 405 states and 2117 transitions. [2018-09-23 21:50:26,861 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-09-23 21:50:26,861 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:50:26,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:50:26,866 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:50:28,179 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:50:28,180 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2129 states to 406 states and 2129 transitions. [2018-09-23 21:50:28,180 INFO L276 IsEmpty]: Start isEmpty. Operand 406 states and 2129 transitions. [2018-09-23 21:50:28,181 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-09-23 21:50:28,181 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:50:28,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:50:28,186 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:50:29,500 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:50:29,500 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2133 states to 407 states and 2133 transitions. [2018-09-23 21:50:29,501 INFO L276 IsEmpty]: Start isEmpty. Operand 407 states and 2133 transitions. [2018-09-23 21:50:29,501 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-09-23 21:50:29,501 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:50:29,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:50:29,506 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:50:29,547 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:50:29,548 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2143 states to 408 states and 2143 transitions. [2018-09-23 21:50:29,548 INFO L276 IsEmpty]: Start isEmpty. Operand 408 states and 2143 transitions. [2018-09-23 21:50:29,549 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-09-23 21:50:29,549 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:50:29,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:50:29,553 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:50:30,927 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:50:30,928 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2151 states to 409 states and 2151 transitions. [2018-09-23 21:50:30,928 INFO L276 IsEmpty]: Start isEmpty. Operand 409 states and 2151 transitions. [2018-09-23 21:50:30,929 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-09-23 21:50:30,929 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:50:30,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:50:30,933 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:50:32,326 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:50:32,327 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2157 states to 410 states and 2157 transitions. [2018-09-23 21:50:32,327 INFO L276 IsEmpty]: Start isEmpty. Operand 410 states and 2157 transitions. [2018-09-23 21:50:32,328 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-09-23 21:50:32,328 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:50:32,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:50:32,331 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:50:33,478 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:50:33,479 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2160 states to 411 states and 2160 transitions. [2018-09-23 21:50:33,479 INFO L276 IsEmpty]: Start isEmpty. Operand 411 states and 2160 transitions. [2018-09-23 21:50:33,480 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-09-23 21:50:33,480 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:50:33,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:50:33,485 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:50:34,778 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:50:34,779 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2170 states to 412 states and 2170 transitions. [2018-09-23 21:50:34,779 INFO L276 IsEmpty]: Start isEmpty. Operand 412 states and 2170 transitions. [2018-09-23 21:50:34,780 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-09-23 21:50:34,780 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:50:34,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:50:34,783 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:50:36,381 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:50:36,382 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2196 states to 414 states and 2196 transitions. [2018-09-23 21:50:36,382 INFO L276 IsEmpty]: Start isEmpty. Operand 414 states and 2196 transitions. [2018-09-23 21:50:36,383 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-09-23 21:50:36,383 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:50:36,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:50:36,388 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:50:37,561 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:50:37,562 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2203 states to 415 states and 2203 transitions. [2018-09-23 21:50:37,562 INFO L276 IsEmpty]: Start isEmpty. Operand 415 states and 2203 transitions. [2018-09-23 21:50:37,563 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-09-23 21:50:37,563 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:50:37,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:50:37,566 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:50:37,796 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:50:37,797 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2213 states to 416 states and 2213 transitions. [2018-09-23 21:50:37,798 INFO L276 IsEmpty]: Start isEmpty. Operand 416 states and 2213 transitions. [2018-09-23 21:50:37,798 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-09-23 21:50:37,799 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:50:37,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:50:37,803 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:50:44,736 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:50:44,737 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2246 states to 423 states and 2246 transitions. [2018-09-23 21:50:44,737 INFO L276 IsEmpty]: Start isEmpty. Operand 423 states and 2246 transitions. [2018-09-23 21:50:44,737 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-09-23 21:50:44,737 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:50:44,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:50:45,226 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:50:48,268 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:50:48,269 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2255 states to 425 states and 2255 transitions. [2018-09-23 21:50:48,269 INFO L276 IsEmpty]: Start isEmpty. Operand 425 states and 2255 transitions. [2018-09-23 21:50:48,270 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-09-23 21:50:48,270 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:50:48,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:50:48,465 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:50:51,182 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:50:51,183 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2277 states to 427 states and 2277 transitions. [2018-09-23 21:50:51,183 INFO L276 IsEmpty]: Start isEmpty. Operand 427 states and 2277 transitions. [2018-09-23 21:50:51,184 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-09-23 21:50:51,184 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:50:51,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:50:51,188 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-09-23 21:50:52,643 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:50:52,645 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2291 states to 430 states and 2291 transitions. [2018-09-23 21:50:52,645 INFO L276 IsEmpty]: Start isEmpty. Operand 430 states and 2291 transitions. [2018-09-23 21:50:52,646 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-09-23 21:50:52,646 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:50:52,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:50:52,649 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-09-23 21:50:54,986 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:50:54,987 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2302 states to 432 states and 2302 transitions. [2018-09-23 21:50:54,987 INFO L276 IsEmpty]: Start isEmpty. Operand 432 states and 2302 transitions. [2018-09-23 21:50:54,988 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-09-23 21:50:54,988 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:50:54,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:50:55,099 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:50:56,949 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:50:56,950 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2317 states to 433 states and 2317 transitions. [2018-09-23 21:50:56,950 INFO L276 IsEmpty]: Start isEmpty. Operand 433 states and 2317 transitions. [2018-09-23 21:50:56,950 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-09-23 21:50:56,950 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:50:56,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:50:56,954 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-09-23 21:50:58,208 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:50:58,209 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2324 states to 434 states and 2324 transitions. [2018-09-23 21:50:58,209 INFO L276 IsEmpty]: Start isEmpty. Operand 434 states and 2324 transitions. [2018-09-23 21:50:58,210 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-09-23 21:50:58,210 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:50:58,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:50:58,214 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-09-23 21:50:59,429 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:50:59,431 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2328 states to 435 states and 2328 transitions. [2018-09-23 21:50:59,431 INFO L276 IsEmpty]: Start isEmpty. Operand 435 states and 2328 transitions. [2018-09-23 21:50:59,431 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-09-23 21:50:59,431 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:50:59,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:50:59,435 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-09-23 21:51:00,817 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:51:00,819 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2334 states to 436 states and 2334 transitions. [2018-09-23 21:51:00,819 INFO L276 IsEmpty]: Start isEmpty. Operand 436 states and 2334 transitions. [2018-09-23 21:51:00,819 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-09-23 21:51:00,819 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:51:00,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:51:00,905 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:51:02,515 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:51:02,516 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2342 states to 437 states and 2342 transitions. [2018-09-23 21:51:02,517 INFO L276 IsEmpty]: Start isEmpty. Operand 437 states and 2342 transitions. [2018-09-23 21:51:02,518 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-09-23 21:51:02,518 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:51:02,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:51:02,611 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:51:03,840 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:51:03,841 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2349 states to 438 states and 2349 transitions. [2018-09-23 21:51:03,841 INFO L276 IsEmpty]: Start isEmpty. Operand 438 states and 2349 transitions. [2018-09-23 21:51:03,841 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-09-23 21:51:03,841 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:51:03,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:51:03,926 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:51:05,258 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:51:05,260 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2366 states to 440 states and 2366 transitions. [2018-09-23 21:51:05,260 INFO L276 IsEmpty]: Start isEmpty. Operand 440 states and 2366 transitions. [2018-09-23 21:51:05,261 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-09-23 21:51:05,261 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:51:05,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:51:05,265 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-09-23 21:51:05,307 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:51:05,308 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2369 states to 441 states and 2369 transitions. [2018-09-23 21:51:05,308 INFO L276 IsEmpty]: Start isEmpty. Operand 441 states and 2369 transitions. [2018-09-23 21:51:05,309 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-09-23 21:51:05,309 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:51:05,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:51:05,312 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-09-23 21:51:06,810 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:51:06,812 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2374 states to 442 states and 2374 transitions. [2018-09-23 21:51:06,812 INFO L276 IsEmpty]: Start isEmpty. Operand 442 states and 2374 transitions. [2018-09-23 21:51:06,812 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-09-23 21:51:06,812 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:51:06,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:51:06,816 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-09-23 21:51:08,101 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:51:08,103 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2376 states to 443 states and 2376 transitions. [2018-09-23 21:51:08,103 INFO L276 IsEmpty]: Start isEmpty. Operand 443 states and 2376 transitions. [2018-09-23 21:51:08,103 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-09-23 21:51:08,104 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:51:08,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:51:08,196 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:51:08,237 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:51:08,238 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2381 states to 444 states and 2381 transitions. [2018-09-23 21:51:08,238 INFO L276 IsEmpty]: Start isEmpty. Operand 444 states and 2381 transitions. [2018-09-23 21:51:08,239 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-09-23 21:51:08,239 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:51:08,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat Received shutdown request... [2018-09-23 21:51:08,440 ERROR L611 CodeCheckObserver]: First Tracecheck threw exception Timeout or Toolchain cancelled by user [2018-09-23 21:51:08,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:51:08,466 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-23 21:51:08,475 INFO L177 TraceCheckSpWp]: Timeout while computing interpolants [2018-09-23 21:51:08,475 INFO L256 ToolchainWalker]: Toolchain cancelled while executing plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck. Reason: Timeout or Toolchain cancelled by user [2018-09-23 21:51:08,478 INFO L168 Benchmark]: Toolchain (without parser) took 248838.24 ms. Allocated memory was 1.5 GB in the beginning and 3.4 GB in the end (delta: 1.9 GB). Free memory was 1.5 GB in the beginning and 3.2 GB in the end (delta: -1.7 GB). Peak memory consumption was 176.5 MB. Max. memory is 7.1 GB. [2018-09-23 21:51:08,479 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.23 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-09-23 21:51:08,479 INFO L168 Benchmark]: Boogie Procedure Inliner took 55.01 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-09-23 21:51:08,479 INFO L168 Benchmark]: Boogie Preprocessor took 60.82 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-09-23 21:51:08,480 INFO L168 Benchmark]: RCFGBuilder took 828.86 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: 31.7 MB). Peak memory consumption was 31.7 MB. Max. memory is 7.1 GB. [2018-09-23 21:51:08,480 INFO L168 Benchmark]: CodeCheck took 247882.73 ms. Allocated memory was 1.5 GB in the beginning and 3.4 GB in the end (delta: 1.9 GB). Free memory was 1.4 GB in the beginning and 3.2 GB in the end (delta: -1.7 GB). Peak memory consumption was 144.8 MB. Max. memory is 7.1 GB. [2018-09-23 21:51:08,482 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - TimeoutResult: Timeout (de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck) Toolchain cancelled while TraceCheckSpWp was constructing forward predicates, while PredicateComparison was comparing new predicate (quantifier-free) to 1030 known predicates. * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Boogie PL CUP Parser took 0.23 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 55.01 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Preprocessor took 60.82 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 828.86 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: 31.7 MB). Peak memory consumption was 31.7 MB. Max. memory is 7.1 GB. * CodeCheck took 247882.73 ms. Allocated memory was 1.5 GB in the beginning and 3.4 GB in the end (delta: 1.9 GB). Free memory was 1.4 GB in the beginning and 3.2 GB in the end (delta: -1.7 GB). Peak memory consumption was 144.8 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/threadpooling_out.bpl_svcomp-Reach-32bit-Kojak_Default.epf_KojakBplInline.xml/Csv-Benchmark-0-2018-09-23_21-51-08-492.csv Completed graceful shutdown