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_PUPT.epf -i ../../../trunk/examples/programs/toy/tooDifficultLoopInvariant/LuxembourgOctopus.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.23-1cc990c [2018-09-30 21:56:24,425 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-09-30 21:56:24,427 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-09-30 21:56:24,445 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-09-30 21:56:24,445 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-09-30 21:56:24,447 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-09-30 21:56:24,448 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-09-30 21:56:24,451 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-09-30 21:56:24,453 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-09-30 21:56:24,454 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-09-30 21:56:24,457 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-09-30 21:56:24,457 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-09-30 21:56:24,458 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-09-30 21:56:24,459 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-09-30 21:56:24,469 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-09-30 21:56:24,470 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-09-30 21:56:24,473 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-09-30 21:56:24,475 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-09-30 21:56:24,478 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-09-30 21:56:24,481 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-09-30 21:56:24,484 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-09-30 21:56:24,485 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-09-30 21:56:24,488 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-09-30 21:56:24,488 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-09-30 21:56:24,488 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-09-30 21:56:24,489 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-09-30 21:56:24,490 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-09-30 21:56:24,491 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-09-30 21:56:24,493 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-09-30 21:56:24,495 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-09-30 21:56:24,495 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-09-30 21:56:24,496 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-09-30 21:56:24,496 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-09-30 21:56:24,496 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-09-30 21:56:24,498 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-09-30 21:56:24,499 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-09-30 21:56:24,499 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/pu-bench/svcomp-Reach-32bit-Kojak_Default_PUPT.epf [2018-09-30 21:56:24,523 INFO L110 SettingsManager]: Loading preferences was successful [2018-09-30 21:56:24,524 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-09-30 21:56:24,530 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-09-30 21:56:24,530 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-09-30 21:56:24,531 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-09-30 21:56:24,531 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-09-30 21:56:24,532 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-09-30 21:56:24,533 INFO L133 SettingsManager]: * sizeof long=4 [2018-09-30 21:56:24,533 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-09-30 21:56:24,533 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-09-30 21:56:24,533 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-09-30 21:56:24,533 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-09-30 21:56:24,534 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-09-30 21:56:24,534 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-09-30 21:56:24,534 INFO L133 SettingsManager]: * sizeof long double=12 [2018-09-30 21:56:24,534 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-09-30 21:56:24,534 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-09-30 21:56:24,536 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-09-30 21:56:24,536 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-09-30 21:56:24,536 INFO L133 SettingsManager]: * Use predicate trie based predicate unification=true [2018-09-30 21:56:24,536 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-09-30 21:56:24,537 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-09-30 21:56:24,537 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-09-30 21:56:24,537 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-09-30 21:56:24,537 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-09-30 21:56:24,538 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-09-30 21:56:24,538 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-09-30 21:56:24,538 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-09-30 21:56:24,538 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-09-30 21:56:24,539 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-09-30 21:56:24,600 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-09-30 21:56:24,615 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-09-30 21:56:24,623 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-09-30 21:56:24,625 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2018-09-30 21:56:24,626 INFO L276 PluginConnector]: Boogie PL CUP Parser initialized [2018-09-30 21:56:24,627 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/toy/tooDifficultLoopInvariant/LuxembourgOctopus.bpl [2018-09-30 21:56:24,627 INFO L111 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/toy/tooDifficultLoopInvariant/LuxembourgOctopus.bpl' [2018-09-30 21:56:24,679 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-09-30 21:56:24,682 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-09-30 21:56:24,683 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-09-30 21:56:24,683 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-09-30 21:56:24,683 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-09-30 21:56:24,705 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "LuxembourgOctopus.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 09:56:24" (1/1) ... [2018-09-30 21:56:24,717 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "LuxembourgOctopus.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 09:56:24" (1/1) ... [2018-09-30 21:56:24,722 WARN L165 Inliner]: Program contained no entry procedure! [2018-09-30 21:56:24,723 WARN L168 Inliner]: Missing entry procedures: [ULTIMATE.start] [2018-09-30 21:56:24,723 WARN L175 Inliner]: Fallback enabled. All procedures will be processed. [2018-09-30 21:56:24,725 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-09-30 21:56:24,726 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-09-30 21:56:24,726 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-09-30 21:56:24,726 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-09-30 21:56:24,737 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "LuxembourgOctopus.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 09:56:24" (1/1) ... [2018-09-30 21:56:24,737 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "LuxembourgOctopus.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 09:56:24" (1/1) ... [2018-09-30 21:56:24,738 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "LuxembourgOctopus.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 09:56:24" (1/1) ... [2018-09-30 21:56:24,738 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "LuxembourgOctopus.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 09:56:24" (1/1) ... [2018-09-30 21:56:24,742 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "LuxembourgOctopus.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 09:56:24" (1/1) ... [2018-09-30 21:56:24,748 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "LuxembourgOctopus.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 09:56:24" (1/1) ... [2018-09-30 21:56:24,749 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "LuxembourgOctopus.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 09:56:24" (1/1) ... [2018-09-30 21:56:24,750 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-09-30 21:56:24,751 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-09-30 21:56:24,752 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-09-30 21:56:24,752 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-09-30 21:56:24,755 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "LuxembourgOctopus.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 09:56:24" (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 [2018-09-30 21:56:24,821 INFO L124 BoogieDeclarations]: Specification and implementation of procedure main given in one single declaration [2018-09-30 21:56:24,821 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-09-30 21:56:24,822 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-09-30 21:56:24,985 INFO L345 CfgBuilder]: Using library mode [2018-09-30 21:56:24,985 INFO L202 PluginConnector]: Adding new model LuxembourgOctopus.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.09 09:56:24 BoogieIcfgContainer [2018-09-30 21:56:24,985 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-09-30 21:56:24,986 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-09-30 21:56:24,986 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-09-30 21:56:24,999 INFO L276 PluginConnector]: CodeCheck initialized [2018-09-30 21:56:24,999 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "LuxembourgOctopus.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.09 09:56:24" (1/1) ... [2018-09-30 21:56:25,015 INFO L99 BPredicateUnifier]: Initialized predicate-trie based predicate unifier [2018-09-30 21:56:25,051 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:56:25,057 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 6 states and 7 transitions. [2018-09-30 21:56:25,058 INFO L276 IsEmpty]: Start isEmpty. Operand 6 states and 7 transitions. [2018-09-30 21:56:25,061 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-09-30 21:56:25,061 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:56:25,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:56:25,188 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:56:25,508 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:56:25,508 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 7 states and 10 transitions. [2018-09-30 21:56:25,509 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 10 transitions. [2018-09-30 21:56:25,512 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 21:56:25,512 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:56:25,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:56:25,569 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:56:26,073 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:56:26,073 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 8 states and 13 transitions. [2018-09-30 21:56:26,074 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 13 transitions. [2018-09-30 21:56:26,074 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:56:26,074 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:56:26,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:56:26,122 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:56:26,479 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:56:26,480 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 9 states and 15 transitions. [2018-09-30 21:56:26,480 INFO L276 IsEmpty]: Start isEmpty. Operand 9 states and 15 transitions. [2018-09-30 21:56:26,480 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-09-30 21:56:26,481 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:56:26,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:56:26,528 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:56:27,297 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:56:27,297 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 10 states and 17 transitions. [2018-09-30 21:56:27,298 INFO L276 IsEmpty]: Start isEmpty. Operand 10 states and 17 transitions. [2018-09-30 21:56:27,298 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-09-30 21:56:27,298 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:56:27,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:56:27,371 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:56:27,603 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:56:27,604 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-09-30 21:56:27,604 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-09-30 21:56:27,605 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-09-30 21:56:27,605 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:56:27,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:56:27,672 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:56:27,899 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:56:27,900 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 12 states and 21 transitions. [2018-09-30 21:56:27,900 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 21 transitions. [2018-09-30 21:56:27,901 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-09-30 21:56:27,901 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:56:27,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:56:27,978 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:56:28,416 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:56:28,417 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 13 states and 23 transitions. [2018-09-30 21:56:28,418 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 23 transitions. [2018-09-30 21:56:28,419 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-09-30 21:56:28,419 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:56:28,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:56:28,490 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:56:28,741 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:56:28,741 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 14 states and 25 transitions. [2018-09-30 21:56:28,741 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 25 transitions. [2018-09-30 21:56:28,742 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-09-30 21:56:28,742 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:56:28,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:56:28,812 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:56:29,589 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:56:29,590 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 15 states and 27 transitions. [2018-09-30 21:56:29,591 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 27 transitions. [2018-09-30 21:56:29,591 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-09-30 21:56:29,592 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:56:29,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:56:29,660 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:56:29,908 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:56:29,909 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 16 states and 29 transitions. [2018-09-30 21:56:29,909 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 29 transitions. [2018-09-30 21:56:29,910 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-09-30 21:56:29,910 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:56:29,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:56:29,993 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 55 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:56:30,311 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:56:30,312 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 17 states and 31 transitions. [2018-09-30 21:56:30,312 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 31 transitions. [2018-09-30 21:56:30,314 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-30 21:56:30,314 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:56:30,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:56:30,412 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 0 proven. 66 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:56:30,943 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:56:30,944 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 18 states and 33 transitions. [2018-09-30 21:56:30,944 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 33 transitions. [2018-09-30 21:56:30,945 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-09-30 21:56:30,945 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:56:30,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:56:31,035 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 0 proven. 78 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:56:31,598 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:56:31,599 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 19 states and 35 transitions. [2018-09-30 21:56:31,600 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 35 transitions. [2018-09-30 21:56:31,600 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-09-30 21:56:31,601 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:56:31,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:56:31,699 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:56:31,964 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:56:31,965 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 20 states and 37 transitions. [2018-09-30 21:56:31,965 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 37 transitions. [2018-09-30 21:56:31,966 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-09-30 21:56:31,966 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:56:31,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:56:32,058 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 0 proven. 105 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:56:32,433 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:56:32,433 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 21 states and 39 transitions. [2018-09-30 21:56:32,434 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 39 transitions. [2018-09-30 21:56:32,434 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-09-30 21:56:32,434 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:56:32,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:56:32,521 INFO L134 CoverageAnalysis]: Checked inductivity of 120 backedges. 0 proven. 120 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:56:32,804 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:56:32,805 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 22 states and 41 transitions. [2018-09-30 21:56:32,805 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 41 transitions. [2018-09-30 21:56:32,806 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-09-30 21:56:32,806 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:56:32,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:56:32,895 INFO L134 CoverageAnalysis]: Checked inductivity of 136 backedges. 0 proven. 136 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:56:33,452 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:56:33,453 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 23 states and 43 transitions. [2018-09-30 21:56:33,453 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 43 transitions. [2018-09-30 21:56:33,454 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-09-30 21:56:33,454 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:56:33,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:56:34,021 INFO L134 CoverageAnalysis]: Checked inductivity of 153 backedges. 0 proven. 153 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:56:34,886 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:56:34,887 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 24 states and 45 transitions. [2018-09-30 21:56:34,887 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 45 transitions. [2018-09-30 21:56:34,888 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2018-09-30 21:56:34,889 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:56:34,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:56:35,013 INFO L134 CoverageAnalysis]: Checked inductivity of 171 backedges. 0 proven. 171 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:56:35,250 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:56:35,251 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 25 states and 47 transitions. [2018-09-30 21:56:35,251 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 47 transitions. [2018-09-30 21:56:35,252 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2018-09-30 21:56:35,252 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:56:35,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:56:35,341 INFO L134 CoverageAnalysis]: Checked inductivity of 190 backedges. 0 proven. 190 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:56:35,638 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:56:35,639 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 26 states and 49 transitions. [2018-09-30 21:56:35,639 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 49 transitions. [2018-09-30 21:56:35,640 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2018-09-30 21:56:35,640 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:56:35,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:56:35,731 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 0 proven. 210 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:56:35,983 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:56:35,983 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 27 states and 51 transitions. [2018-09-30 21:56:35,984 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 51 transitions. [2018-09-30 21:56:35,984 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2018-09-30 21:56:35,985 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:56:35,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:56:36,265 INFO L134 CoverageAnalysis]: Checked inductivity of 231 backedges. 0 proven. 231 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:56:36,808 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:56:36,809 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 28 states and 53 transitions. [2018-09-30 21:56:36,809 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 53 transitions. [2018-09-30 21:56:36,810 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2018-09-30 21:56:36,811 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:56:36,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:56:36,919 INFO L134 CoverageAnalysis]: Checked inductivity of 253 backedges. 0 proven. 253 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:56:37,201 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:56:37,202 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 29 states and 55 transitions. [2018-09-30 21:56:37,203 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 55 transitions. [2018-09-30 21:56:37,204 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2018-09-30 21:56:37,204 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:56:37,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:56:37,335 INFO L134 CoverageAnalysis]: Checked inductivity of 276 backedges. 0 proven. 276 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:56:37,815 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:56:37,816 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 30 states and 57 transitions. [2018-09-30 21:56:37,816 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 57 transitions. [2018-09-30 21:56:37,817 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2018-09-30 21:56:37,817 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:56:37,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:56:37,916 INFO L134 CoverageAnalysis]: Checked inductivity of 300 backedges. 0 proven. 300 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:56:38,229 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:56:38,229 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 31 states and 59 transitions. [2018-09-30 21:56:38,230 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 59 transitions. [2018-09-30 21:56:38,230 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2018-09-30 21:56:38,230 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:56:38,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:56:38,822 INFO L134 CoverageAnalysis]: Checked inductivity of 325 backedges. 0 proven. 325 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:56:39,784 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:56:39,785 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 32 states and 61 transitions. [2018-09-30 21:56:39,785 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 61 transitions. [2018-09-30 21:56:39,786 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2018-09-30 21:56:39,787 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:56:39,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:56:39,950 INFO L134 CoverageAnalysis]: Checked inductivity of 351 backedges. 0 proven. 351 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:56:40,343 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:56:40,344 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 33 states and 63 transitions. [2018-09-30 21:56:40,344 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 63 transitions. [2018-09-30 21:56:40,345 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2018-09-30 21:56:40,345 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:56:40,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:56:40,459 INFO L134 CoverageAnalysis]: Checked inductivity of 378 backedges. 0 proven. 378 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:56:40,933 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:56:40,934 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 34 states and 65 transitions. [2018-09-30 21:56:40,934 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 65 transitions. [2018-09-30 21:56:40,934 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2018-09-30 21:56:40,935 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:56:40,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:56:41,076 INFO L134 CoverageAnalysis]: Checked inductivity of 406 backedges. 0 proven. 406 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:56:41,431 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:56:41,431 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 35 states and 67 transitions. [2018-09-30 21:56:41,432 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 67 transitions. [2018-09-30 21:56:41,432 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2018-09-30 21:56:41,433 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:56:41,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:56:41,634 INFO L134 CoverageAnalysis]: Checked inductivity of 435 backedges. 0 proven. 435 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:56:41,974 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:56:41,975 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 36 states and 69 transitions. [2018-09-30 21:56:41,975 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 69 transitions. [2018-09-30 21:56:41,976 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2018-09-30 21:56:41,976 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:56:41,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:56:42,095 INFO L134 CoverageAnalysis]: Checked inductivity of 465 backedges. 0 proven. 465 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:56:42,545 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:56:42,545 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 37 states and 71 transitions. [2018-09-30 21:56:42,546 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 71 transitions. [2018-09-30 21:56:42,546 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2018-09-30 21:56:42,546 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:56:42,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:56:42,800 INFO L134 CoverageAnalysis]: Checked inductivity of 496 backedges. 0 proven. 496 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:56:43,218 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:56:43,218 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 38 states and 73 transitions. [2018-09-30 21:56:43,218 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 73 transitions. [2018-09-30 21:56:43,219 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2018-09-30 21:56:43,219 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:56:43,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:56:43,413 INFO L134 CoverageAnalysis]: Checked inductivity of 528 backedges. 0 proven. 528 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:56:44,004 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:56:44,005 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 39 states and 75 transitions. [2018-09-30 21:56:44,005 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 75 transitions. [2018-09-30 21:56:44,005 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2018-09-30 21:56:44,006 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:56:44,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:56:44,159 INFO L134 CoverageAnalysis]: Checked inductivity of 561 backedges. 0 proven. 561 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:56:44,665 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:56:44,666 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 40 states and 77 transitions. [2018-09-30 21:56:44,666 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 77 transitions. [2018-09-30 21:56:44,666 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2018-09-30 21:56:44,667 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:56:44,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:56:45,299 INFO L134 CoverageAnalysis]: Checked inductivity of 595 backedges. 0 proven. 595 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:56:45,731 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:56:45,732 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 41 states and 79 transitions. [2018-09-30 21:56:45,732 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 79 transitions. [2018-09-30 21:56:45,732 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2018-09-30 21:56:45,732 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:56:45,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:56:46,565 INFO L134 CoverageAnalysis]: Checked inductivity of 630 backedges. 0 proven. 630 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:56:46,981 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:56:46,981 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 42 states and 81 transitions. [2018-09-30 21:56:46,981 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 81 transitions. [2018-09-30 21:56:46,982 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2018-09-30 21:56:46,982 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:56:46,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:56:47,170 INFO L134 CoverageAnalysis]: Checked inductivity of 666 backedges. 0 proven. 666 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:56:47,737 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:56:47,737 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 43 states and 83 transitions. [2018-09-30 21:56:47,737 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 83 transitions. [2018-09-30 21:56:47,738 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2018-09-30 21:56:47,738 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:56:47,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:56:47,923 INFO L134 CoverageAnalysis]: Checked inductivity of 703 backedges. 0 proven. 703 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:56:48,343 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:56:48,343 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 44 states and 85 transitions. [2018-09-30 21:56:48,343 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 85 transitions. [2018-09-30 21:56:48,344 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2018-09-30 21:56:48,345 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:56:48,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:56:48,494 INFO L134 CoverageAnalysis]: Checked inductivity of 741 backedges. 0 proven. 741 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:56:48,939 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:56:48,939 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 45 states and 87 transitions. [2018-09-30 21:56:48,940 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 87 transitions. [2018-09-30 21:56:48,940 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2018-09-30 21:56:48,941 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:56:48,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:56:49,206 INFO L134 CoverageAnalysis]: Checked inductivity of 780 backedges. 0 proven. 780 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:56:49,734 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:56:49,735 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 46 states and 89 transitions. [2018-09-30 21:56:49,735 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 89 transitions. [2018-09-30 21:56:49,736 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2018-09-30 21:56:49,736 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:56:49,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:56:49,898 INFO L134 CoverageAnalysis]: Checked inductivity of 820 backedges. 0 proven. 820 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:56:50,363 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:56:50,363 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 47 states and 91 transitions. [2018-09-30 21:56:50,363 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 91 transitions. [2018-09-30 21:56:50,364 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2018-09-30 21:56:50,364 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:56:50,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:56:51,005 INFO L134 CoverageAnalysis]: Checked inductivity of 861 backedges. 0 proven. 861 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:56:51,454 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:56:51,455 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 48 states and 93 transitions. [2018-09-30 21:56:51,455 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 93 transitions. [2018-09-30 21:56:51,456 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2018-09-30 21:56:51,456 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:56:51,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:56:51,666 INFO L134 CoverageAnalysis]: Checked inductivity of 903 backedges. 0 proven. 903 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:56:52,154 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:56:52,155 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 49 states and 95 transitions. [2018-09-30 21:56:52,155 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 95 transitions. [2018-09-30 21:56:52,156 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-09-30 21:56:52,156 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:56:52,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:56:52,342 INFO L134 CoverageAnalysis]: Checked inductivity of 946 backedges. 0 proven. 946 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:56:52,974 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:56:52,974 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 50 states and 97 transitions. [2018-09-30 21:56:52,974 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 97 transitions. [2018-09-30 21:56:52,975 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2018-09-30 21:56:52,975 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:56:52,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:56:53,114 INFO L134 CoverageAnalysis]: Checked inductivity of 990 backedges. 0 proven. 990 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:56:53,607 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:56:53,607 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 51 states and 99 transitions. [2018-09-30 21:56:53,607 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 99 transitions. [2018-09-30 21:56:53,608 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2018-09-30 21:56:53,608 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:56:53,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:56:53,781 INFO L134 CoverageAnalysis]: Checked inductivity of 1035 backedges. 0 proven. 1035 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:56:54,275 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:56:54,276 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 52 states and 101 transitions. [2018-09-30 21:56:54,276 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 101 transitions. [2018-09-30 21:56:54,276 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2018-09-30 21:56:54,276 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:56:54,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:56:54,569 INFO L134 CoverageAnalysis]: Checked inductivity of 1081 backedges. 0 proven. 1081 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:56:55,130 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:56:55,131 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 53 states and 103 transitions. [2018-09-30 21:56:55,131 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 103 transitions. [2018-09-30 21:56:55,132 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2018-09-30 21:56:55,132 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:56:55,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:56:55,428 INFO L134 CoverageAnalysis]: Checked inductivity of 1128 backedges. 0 proven. 1128 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:56:55,925 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:56:55,925 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 54 states and 105 transitions. [2018-09-30 21:56:55,925 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 105 transitions. [2018-09-30 21:56:55,926 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2018-09-30 21:56:55,926 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:56:55,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:56:56,129 INFO L134 CoverageAnalysis]: Checked inductivity of 1176 backedges. 0 proven. 1176 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:56:56,660 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:56:56,661 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 55 states and 107 transitions. [2018-09-30 21:56:56,661 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 107 transitions. [2018-09-30 21:56:56,661 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-09-30 21:56:56,662 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:56:56,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:56:57,497 INFO L134 CoverageAnalysis]: Checked inductivity of 1225 backedges. 0 proven. 1225 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:56:58,194 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:56:58,195 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 56 states and 109 transitions. [2018-09-30 21:56:58,195 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 109 transitions. [2018-09-30 21:56:58,195 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2018-09-30 21:56:58,196 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:56:58,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:56:58,522 INFO L134 CoverageAnalysis]: Checked inductivity of 1275 backedges. 0 proven. 1275 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:56:59,054 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:56:59,055 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 57 states and 111 transitions. [2018-09-30 21:56:59,055 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 111 transitions. [2018-09-30 21:56:59,055 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2018-09-30 21:56:59,055 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:56:59,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:56:59,257 INFO L134 CoverageAnalysis]: Checked inductivity of 1326 backedges. 0 proven. 1326 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:56:59,837 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:56:59,837 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 58 states and 113 transitions. [2018-09-30 21:56:59,837 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 113 transitions. [2018-09-30 21:56:59,838 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2018-09-30 21:56:59,838 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:56:59,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:57:00,023 INFO L134 CoverageAnalysis]: Checked inductivity of 1378 backedges. 0 proven. 1378 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:57:00,597 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:57:00,598 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 59 states and 115 transitions. [2018-09-30 21:57:00,598 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 115 transitions. [2018-09-30 21:57:00,598 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2018-09-30 21:57:00,598 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:57:00,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:57:00,837 INFO L134 CoverageAnalysis]: Checked inductivity of 1431 backedges. 0 proven. 1431 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:57:01,406 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:57:01,406 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 60 states and 117 transitions. [2018-09-30 21:57:01,406 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 117 transitions. [2018-09-30 21:57:01,407 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2018-09-30 21:57:01,407 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:57:01,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:57:01,617 INFO L134 CoverageAnalysis]: Checked inductivity of 1485 backedges. 0 proven. 1485 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:57:02,191 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:57:02,191 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 61 states and 119 transitions. [2018-09-30 21:57:02,192 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 119 transitions. [2018-09-30 21:57:02,192 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2018-09-30 21:57:02,192 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:57:02,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:57:02,354 INFO L134 CoverageAnalysis]: Checked inductivity of 1540 backedges. 0 proven. 1540 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:57:03,060 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:57:03,061 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 121 states to 62 states and 121 transitions. [2018-09-30 21:57:03,061 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 121 transitions. [2018-09-30 21:57:03,061 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2018-09-30 21:57:03,061 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:57:03,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:57:03,289 INFO L134 CoverageAnalysis]: Checked inductivity of 1596 backedges. 0 proven. 1596 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:57:03,902 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:57:03,903 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 63 states and 123 transitions. [2018-09-30 21:57:03,903 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 123 transitions. [2018-09-30 21:57:03,905 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-09-30 21:57:03,905 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:57:03,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:57:04,102 INFO L134 CoverageAnalysis]: Checked inductivity of 1653 backedges. 0 proven. 1653 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:57:04,734 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:57:04,735 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 125 states to 64 states and 125 transitions. [2018-09-30 21:57:04,735 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 125 transitions. [2018-09-30 21:57:04,735 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2018-09-30 21:57:04,736 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:57:04,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:57:06,917 INFO L134 CoverageAnalysis]: Checked inductivity of 1711 backedges. 0 proven. 1711 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:57:07,594 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:57:07,595 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 127 states to 65 states and 127 transitions. [2018-09-30 21:57:07,595 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 127 transitions. [2018-09-30 21:57:07,596 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2018-09-30 21:57:07,596 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:57:07,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:57:08,098 INFO L134 CoverageAnalysis]: Checked inductivity of 1770 backedges. 0 proven. 1770 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:57:08,894 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:57:08,894 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 66 states and 129 transitions. [2018-09-30 21:57:08,894 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 129 transitions. [2018-09-30 21:57:08,895 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2018-09-30 21:57:08,895 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:57:08,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:57:09,625 INFO L134 CoverageAnalysis]: Checked inductivity of 1830 backedges. 0 proven. 1830 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:57:10,282 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:57:10,283 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 67 states and 131 transitions. [2018-09-30 21:57:10,283 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 131 transitions. [2018-09-30 21:57:10,284 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2018-09-30 21:57:10,284 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:57:10,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:57:10,459 INFO L134 CoverageAnalysis]: Checked inductivity of 1891 backedges. 0 proven. 1891 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:57:11,112 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:57:11,113 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 68 states and 133 transitions. [2018-09-30 21:57:11,113 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 133 transitions. [2018-09-30 21:57:11,113 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2018-09-30 21:57:11,114 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:57:11,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:57:11,314 INFO L134 CoverageAnalysis]: Checked inductivity of 1953 backedges. 0 proven. 1953 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:57:21,030 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:57:21,031 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135 states to 69 states and 135 transitions. [2018-09-30 21:57:21,031 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 135 transitions. [2018-09-30 21:57:21,031 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2018-09-30 21:57:21,031 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:57:21,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:57:21,703 INFO L134 CoverageAnalysis]: Checked inductivity of 2016 backedges. 0 proven. 2016 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:57:22,379 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:57:22,380 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 137 states to 70 states and 137 transitions. [2018-09-30 21:57:22,380 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 137 transitions. [2018-09-30 21:57:22,380 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2018-09-30 21:57:22,381 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:57:22,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:57:22,726 INFO L134 CoverageAnalysis]: Checked inductivity of 2080 backedges. 0 proven. 2080 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:57:23,591 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:57:23,591 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 139 states to 71 states and 139 transitions. [2018-09-30 21:57:23,591 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 139 transitions. [2018-09-30 21:57:23,592 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2018-09-30 21:57:23,592 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:57:23,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:57:23,811 INFO L134 CoverageAnalysis]: Checked inductivity of 2145 backedges. 0 proven. 2145 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:57:24,513 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:57:24,513 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 141 states to 72 states and 141 transitions. [2018-09-30 21:57:24,513 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 141 transitions. [2018-09-30 21:57:24,514 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2018-09-30 21:57:24,514 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:57:24,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:57:24,673 INFO L134 CoverageAnalysis]: Checked inductivity of 2211 backedges. 0 proven. 2211 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:57:25,404 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:57:25,405 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 143 states to 73 states and 143 transitions. [2018-09-30 21:57:25,405 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 143 transitions. [2018-09-30 21:57:25,406 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2018-09-30 21:57:25,406 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:57:25,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:57:25,593 INFO L134 CoverageAnalysis]: Checked inductivity of 2278 backedges. 0 proven. 2278 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:57:26,302 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:57:26,303 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 145 states to 74 states and 145 transitions. [2018-09-30 21:57:26,303 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 145 transitions. [2018-09-30 21:57:26,304 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2018-09-30 21:57:26,304 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:57:26,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:57:26,486 INFO L134 CoverageAnalysis]: Checked inductivity of 2346 backedges. 0 proven. 2346 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:57:27,200 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:57:27,201 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 147 states to 75 states and 147 transitions. [2018-09-30 21:57:27,201 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 147 transitions. [2018-09-30 21:57:27,201 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2018-09-30 21:57:27,202 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:57:27,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:57:27,374 INFO L134 CoverageAnalysis]: Checked inductivity of 2415 backedges. 0 proven. 2415 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:57:28,111 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:57:28,112 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 149 states to 76 states and 149 transitions. [2018-09-30 21:57:28,112 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 149 transitions. [2018-09-30 21:57:28,113 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2018-09-30 21:57:28,113 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:57:28,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:57:28,309 INFO L134 CoverageAnalysis]: Checked inductivity of 2485 backedges. 0 proven. 2485 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:57:29,306 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:57:29,307 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 151 states to 77 states and 151 transitions. [2018-09-30 21:57:29,307 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 151 transitions. [2018-09-30 21:57:29,307 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2018-09-30 21:57:29,308 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:57:29,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:57:29,517 INFO L134 CoverageAnalysis]: Checked inductivity of 2556 backedges. 0 proven. 2556 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:57:30,263 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:57:30,263 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 153 states to 78 states and 153 transitions. [2018-09-30 21:57:30,263 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 153 transitions. [2018-09-30 21:57:30,264 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2018-09-30 21:57:30,264 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:57:30,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:57:30,731 INFO L134 CoverageAnalysis]: Checked inductivity of 2628 backedges. 0 proven. 2628 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:57:31,503 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:57:31,503 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 155 states to 79 states and 155 transitions. [2018-09-30 21:57:31,504 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 155 transitions. [2018-09-30 21:57:31,504 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2018-09-30 21:57:31,504 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:57:31,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:57:31,743 INFO L134 CoverageAnalysis]: Checked inductivity of 2701 backedges. 0 proven. 2701 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:57:32,531 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:57:32,531 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 157 states to 80 states and 157 transitions. [2018-09-30 21:57:32,532 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 157 transitions. [2018-09-30 21:57:32,532 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2018-09-30 21:57:32,532 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:57:32,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:57:32,754 INFO L134 CoverageAnalysis]: Checked inductivity of 2775 backedges. 0 proven. 2775 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:57:33,524 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:57:33,525 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 159 states to 81 states and 159 transitions. [2018-09-30 21:57:33,525 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 159 transitions. [2018-09-30 21:57:33,525 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2018-09-30 21:57:33,525 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:57:33,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:57:33,854 INFO L134 CoverageAnalysis]: Checked inductivity of 2850 backedges. 0 proven. 2850 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:57:34,749 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:57:34,749 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 161 states to 82 states and 161 transitions. [2018-09-30 21:57:34,750 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 161 transitions. [2018-09-30 21:57:34,750 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2018-09-30 21:57:34,751 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:57:34,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:57:34,932 INFO L134 CoverageAnalysis]: Checked inductivity of 2926 backedges. 0 proven. 2926 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:57:35,746 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:57:35,747 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 163 states to 83 states and 163 transitions. [2018-09-30 21:57:35,747 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 163 transitions. [2018-09-30 21:57:35,747 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2018-09-30 21:57:35,747 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:57:35,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:57:35,930 INFO L134 CoverageAnalysis]: Checked inductivity of 3003 backedges. 0 proven. 3003 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:57:36,780 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:57:36,781 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 165 states to 84 states and 165 transitions. [2018-09-30 21:57:36,781 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 165 transitions. [2018-09-30 21:57:36,782 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2018-09-30 21:57:36,782 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:57:36,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:57:36,976 INFO L134 CoverageAnalysis]: Checked inductivity of 3081 backedges. 0 proven. 3081 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:57:37,807 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:57:37,807 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 167 states to 85 states and 167 transitions. [2018-09-30 21:57:37,808 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 167 transitions. [2018-09-30 21:57:37,808 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2018-09-30 21:57:37,808 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:57:37,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:57:38,470 INFO L134 CoverageAnalysis]: Checked inductivity of 3160 backedges. 0 proven. 3160 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:57:39,491 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:57:39,491 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 169 states to 86 states and 169 transitions. [2018-09-30 21:57:39,491 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 169 transitions. [2018-09-30 21:57:39,492 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2018-09-30 21:57:39,492 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:57:39,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:57:39,682 INFO L134 CoverageAnalysis]: Checked inductivity of 3240 backedges. 0 proven. 3240 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:57:40,534 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:57:40,534 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 171 states to 87 states and 171 transitions. [2018-09-30 21:57:40,535 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 171 transitions. [2018-09-30 21:57:40,535 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2018-09-30 21:57:40,535 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:57:40,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:57:41,086 INFO L134 CoverageAnalysis]: Checked inductivity of 3321 backedges. 0 proven. 3321 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:57:41,958 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:57:41,958 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 173 states to 88 states and 173 transitions. [2018-09-30 21:57:41,959 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 173 transitions. [2018-09-30 21:57:41,959 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2018-09-30 21:57:41,960 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:57:41,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:57:42,365 INFO L134 CoverageAnalysis]: Checked inductivity of 3403 backedges. 0 proven. 3403 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:57:43,225 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:57:43,226 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 175 states to 89 states and 175 transitions. [2018-09-30 21:57:43,226 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 175 transitions. [2018-09-30 21:57:43,226 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2018-09-30 21:57:43,227 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:57:43,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:57:43,431 INFO L134 CoverageAnalysis]: Checked inductivity of 3486 backedges. 0 proven. 3486 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:57:44,596 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:57:44,597 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 177 states to 90 states and 177 transitions. [2018-09-30 21:57:44,597 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 177 transitions. [2018-09-30 21:57:44,598 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2018-09-30 21:57:44,598 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:57:44,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:57:44,811 INFO L134 CoverageAnalysis]: Checked inductivity of 3570 backedges. 0 proven. 3570 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:57:45,770 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:57:45,771 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 179 states to 91 states and 179 transitions. [2018-09-30 21:57:45,771 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 179 transitions. [2018-09-30 21:57:45,772 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2018-09-30 21:57:45,772 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:57:45,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:57:45,983 INFO L134 CoverageAnalysis]: Checked inductivity of 3655 backedges. 0 proven. 3655 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:57:46,934 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:57:46,935 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 181 states to 92 states and 181 transitions. [2018-09-30 21:57:46,935 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 181 transitions. [2018-09-30 21:57:46,935 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2018-09-30 21:57:46,935 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:57:46,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:57:47,150 INFO L134 CoverageAnalysis]: Checked inductivity of 3741 backedges. 0 proven. 3741 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:57:48,074 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:57:48,075 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 183 states to 93 states and 183 transitions. [2018-09-30 21:57:48,075 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 183 transitions. [2018-09-30 21:57:48,076 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2018-09-30 21:57:48,076 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:57:48,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:57:48,289 INFO L134 CoverageAnalysis]: Checked inductivity of 3828 backedges. 0 proven. 3828 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:57:49,449 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:57:49,450 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 185 states to 94 states and 185 transitions. [2018-09-30 21:57:49,450 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 185 transitions. [2018-09-30 21:57:49,451 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2018-09-30 21:57:49,451 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:57:49,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:57:49,659 INFO L134 CoverageAnalysis]: Checked inductivity of 3916 backedges. 0 proven. 3916 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:57:50,597 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:57:50,597 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 187 states to 95 states and 187 transitions. [2018-09-30 21:57:50,597 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 187 transitions. [2018-09-30 21:57:50,598 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2018-09-30 21:57:50,598 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:57:50,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:57:50,923 INFO L134 CoverageAnalysis]: Checked inductivity of 4005 backedges. 0 proven. 4005 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:57:51,868 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:57:51,868 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 189 states to 96 states and 189 transitions. [2018-09-30 21:57:51,869 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 189 transitions. [2018-09-30 21:57:51,869 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2018-09-30 21:57:51,870 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:57:51,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:57:52,159 INFO L134 CoverageAnalysis]: Checked inductivity of 4095 backedges. 0 proven. 4095 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:57:53,173 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:57:53,174 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 191 states to 97 states and 191 transitions. [2018-09-30 21:57:53,174 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 191 transitions. [2018-09-30 21:57:53,175 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2018-09-30 21:57:53,175 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:57:53,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:57:53,396 INFO L134 CoverageAnalysis]: Checked inductivity of 4186 backedges. 0 proven. 4186 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:57:54,569 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:57:54,569 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 193 states to 98 states and 193 transitions. [2018-09-30 21:57:54,570 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 193 transitions. [2018-09-30 21:57:54,570 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2018-09-30 21:57:54,570 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:57:54,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:57:54,829 INFO L134 CoverageAnalysis]: Checked inductivity of 4278 backedges. 0 proven. 4278 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:57:55,830 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:57:55,830 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 195 states to 99 states and 195 transitions. [2018-09-30 21:57:55,830 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 195 transitions. [2018-09-30 21:57:55,831 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2018-09-30 21:57:55,831 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:57:55,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:57:56,116 INFO L134 CoverageAnalysis]: Checked inductivity of 4371 backedges. 0 proven. 4371 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:57:57,112 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:57:57,112 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 197 states to 100 states and 197 transitions. [2018-09-30 21:57:57,112 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 197 transitions. [2018-09-30 21:57:57,113 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2018-09-30 21:57:57,113 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:57:57,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:57:57,350 INFO L134 CoverageAnalysis]: Checked inductivity of 4465 backedges. 0 proven. 4465 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:57:58,376 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:57:58,377 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 199 states to 101 states and 199 transitions. [2018-09-30 21:57:58,377 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 199 transitions. [2018-09-30 21:57:58,378 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2018-09-30 21:57:58,378 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:57:58,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:57:58,623 INFO L134 CoverageAnalysis]: Checked inductivity of 4560 backedges. 0 proven. 4560 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:57:59,879 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:57:59,880 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 201 states to 102 states and 201 transitions. [2018-09-30 21:57:59,880 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 201 transitions. [2018-09-30 21:57:59,881 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2018-09-30 21:57:59,881 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:57:59,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:58:00,124 INFO L134 CoverageAnalysis]: Checked inductivity of 4656 backedges. 0 proven. 4656 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:58:01,223 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:58:01,224 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 203 states to 103 states and 203 transitions. [2018-09-30 21:58:01,224 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 203 transitions. [2018-09-30 21:58:01,225 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2018-09-30 21:58:01,225 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:58:01,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:58:01,478 INFO L134 CoverageAnalysis]: Checked inductivity of 4753 backedges. 0 proven. 4753 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:58:02,593 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:58:02,594 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 205 states to 104 states and 205 transitions. [2018-09-30 21:58:02,594 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 205 transitions. [2018-09-30 21:58:02,595 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2018-09-30 21:58:02,595 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:58:02,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:58:02,851 INFO L134 CoverageAnalysis]: Checked inductivity of 4851 backedges. 0 proven. 4851 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:58:03,963 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:58:03,964 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 207 states to 105 states and 207 transitions. [2018-09-30 21:58:03,964 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 207 transitions. [2018-09-30 21:58:03,965 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2018-09-30 21:58:03,965 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:58:03,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:58:04,225 INFO L134 CoverageAnalysis]: Checked inductivity of 4950 backedges. 0 proven. 4950 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:58:05,538 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:58:05,538 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 209 states to 106 states and 209 transitions. [2018-09-30 21:58:05,539 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 209 transitions. [2018-09-30 21:58:05,539 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2018-09-30 21:58:05,539 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:58:05,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:58:05,813 INFO L134 CoverageAnalysis]: Checked inductivity of 5050 backedges. 0 proven. 5050 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:58:06,908 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:58:06,908 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 211 states to 107 states and 211 transitions. [2018-09-30 21:58:06,909 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 211 transitions. [2018-09-30 21:58:06,909 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2018-09-30 21:58:06,909 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:58:06,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:58:07,211 INFO L134 CoverageAnalysis]: Checked inductivity of 5151 backedges. 0 proven. 5151 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:58:08,336 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:58:08,336 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 213 states to 108 states and 213 transitions. [2018-09-30 21:58:08,337 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 213 transitions. [2018-09-30 21:58:08,337 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2018-09-30 21:58:08,337 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:58:08,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:58:08,727 INFO L134 CoverageAnalysis]: Checked inductivity of 5253 backedges. 0 proven. 5253 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:58:10,035 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:58:10,035 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 215 states to 109 states and 215 transitions. [2018-09-30 21:58:10,035 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 215 transitions. [2018-09-30 21:58:10,036 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2018-09-30 21:58:10,036 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:58:10,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:58:10,325 INFO L134 CoverageAnalysis]: Checked inductivity of 5356 backedges. 0 proven. 5356 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:58:11,479 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:58:11,480 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 217 states to 110 states and 217 transitions. [2018-09-30 21:58:11,480 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 217 transitions. [2018-09-30 21:58:11,480 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2018-09-30 21:58:11,481 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:58:11,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:58:11,792 INFO L134 CoverageAnalysis]: Checked inductivity of 5460 backedges. 0 proven. 5460 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:58:12,917 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:58:12,917 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 219 states to 111 states and 219 transitions. [2018-09-30 21:58:12,918 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 219 transitions. [2018-09-30 21:58:12,918 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2018-09-30 21:58:12,919 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:58:12,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:58:13,201 INFO L134 CoverageAnalysis]: Checked inductivity of 5565 backedges. 0 proven. 5565 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:58:14,358 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:58:14,359 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 221 states to 112 states and 221 transitions. [2018-09-30 21:58:14,359 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 221 transitions. [2018-09-30 21:58:14,359 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2018-09-30 21:58:14,359 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:58:14,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:58:14,720 INFO L134 CoverageAnalysis]: Checked inductivity of 5671 backedges. 0 proven. 5671 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:58:16,013 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:58:16,014 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 223 states to 113 states and 223 transitions. [2018-09-30 21:58:16,014 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 223 transitions. [2018-09-30 21:58:16,014 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2018-09-30 21:58:16,014 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:58:16,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:58:16,305 INFO L134 CoverageAnalysis]: Checked inductivity of 5778 backedges. 0 proven. 5778 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:58:17,499 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:58:17,500 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 225 states to 114 states and 225 transitions. [2018-09-30 21:58:17,500 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 225 transitions. [2018-09-30 21:58:17,500 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2018-09-30 21:58:17,500 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:58:17,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:58:17,924 INFO L134 CoverageAnalysis]: Checked inductivity of 5886 backedges. 0 proven. 5886 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:58:19,113 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:58:19,113 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 227 states to 115 states and 227 transitions. [2018-09-30 21:58:19,113 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 227 transitions. [2018-09-30 21:58:19,114 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2018-09-30 21:58:19,114 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:58:19,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:58:19,401 INFO L134 CoverageAnalysis]: Checked inductivity of 5995 backedges. 0 proven. 5995 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:58:20,756 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:58:20,756 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 229 states to 116 states and 229 transitions. [2018-09-30 21:58:20,756 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 229 transitions. [2018-09-30 21:58:20,757 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2018-09-30 21:58:20,757 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:58:20,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:58:21,052 INFO L134 CoverageAnalysis]: Checked inductivity of 6105 backedges. 0 proven. 6105 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:58:22,246 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:58:22,246 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 231 states to 117 states and 231 transitions. [2018-09-30 21:58:22,247 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 231 transitions. [2018-09-30 21:58:22,247 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2018-09-30 21:58:22,247 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:58:22,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:58:22,683 INFO L134 CoverageAnalysis]: Checked inductivity of 6216 backedges. 0 proven. 6216 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:58:23,885 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:58:23,886 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 233 states to 118 states and 233 transitions. [2018-09-30 21:58:23,886 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 233 transitions. [2018-09-30 21:58:23,887 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2018-09-30 21:58:23,887 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:58:23,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:58:24,289 INFO L134 CoverageAnalysis]: Checked inductivity of 6328 backedges. 0 proven. 6328 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:58:25,726 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:58:25,727 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 235 states to 119 states and 235 transitions. [2018-09-30 21:58:25,727 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 235 transitions. [2018-09-30 21:58:25,728 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2018-09-30 21:58:25,728 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:58:25,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:58:26,037 INFO L134 CoverageAnalysis]: Checked inductivity of 6441 backedges. 0 proven. 6441 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:58:27,278 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:58:27,279 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 237 states to 120 states and 237 transitions. [2018-09-30 21:58:27,279 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 237 transitions. [2018-09-30 21:58:27,280 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2018-09-30 21:58:27,280 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:58:27,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:58:27,580 INFO L134 CoverageAnalysis]: Checked inductivity of 6555 backedges. 0 proven. 6555 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:58:28,844 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:58:28,844 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 239 states to 121 states and 239 transitions. [2018-09-30 21:58:28,844 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 239 transitions. [2018-09-30 21:58:28,845 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2018-09-30 21:58:28,845 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:58:28,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:58:29,141 INFO L134 CoverageAnalysis]: Checked inductivity of 6670 backedges. 0 proven. 6670 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:58:30,545 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:58:30,545 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 241 states to 122 states and 241 transitions. [2018-09-30 21:58:30,545 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 241 transitions. [2018-09-30 21:58:30,546 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2018-09-30 21:58:30,546 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:58:30,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:58:30,860 INFO L134 CoverageAnalysis]: Checked inductivity of 6786 backedges. 0 proven. 6786 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:58:32,139 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:58:32,140 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 243 states to 123 states and 243 transitions. [2018-09-30 21:58:32,140 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 243 transitions. [2018-09-30 21:58:32,140 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2018-09-30 21:58:32,140 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:58:32,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:58:32,464 INFO L134 CoverageAnalysis]: Checked inductivity of 6903 backedges. 0 proven. 6903 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:58:33,764 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:58:33,764 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 245 states to 124 states and 245 transitions. [2018-09-30 21:58:33,764 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 245 transitions. [2018-09-30 21:58:33,765 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2018-09-30 21:58:33,765 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:58:33,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:58:34,135 INFO L134 CoverageAnalysis]: Checked inductivity of 7021 backedges. 0 proven. 7021 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:58:35,621 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:58:35,622 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 247 states to 125 states and 247 transitions. [2018-09-30 21:58:35,622 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 247 transitions. [2018-09-30 21:58:35,622 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2018-09-30 21:58:35,622 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:58:35,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:58:35,935 INFO L134 CoverageAnalysis]: Checked inductivity of 7140 backedges. 0 proven. 7140 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:58:37,278 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:58:37,278 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 249 states to 126 states and 249 transitions. [2018-09-30 21:58:37,278 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 249 transitions. [2018-09-30 21:58:37,279 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2018-09-30 21:58:37,279 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:58:37,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:58:37,615 INFO L134 CoverageAnalysis]: Checked inductivity of 7260 backedges. 0 proven. 7260 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:58:38,929 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:58:38,929 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 251 states to 127 states and 251 transitions. [2018-09-30 21:58:38,929 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 251 transitions. [2018-09-30 21:58:38,930 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2018-09-30 21:58:38,930 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:58:38,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:58:39,275 INFO L134 CoverageAnalysis]: Checked inductivity of 7381 backedges. 0 proven. 7381 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:58:40,814 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:58:40,815 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 253 states to 128 states and 253 transitions. [2018-09-30 21:58:40,815 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 253 transitions. [2018-09-30 21:58:40,815 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2018-09-30 21:58:40,815 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:58:40,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:58:41,141 INFO L134 CoverageAnalysis]: Checked inductivity of 7503 backedges. 0 proven. 7503 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:58:42,539 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:58:42,539 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 255 states to 129 states and 255 transitions. [2018-09-30 21:58:42,539 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 255 transitions. [2018-09-30 21:58:42,540 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2018-09-30 21:58:42,540 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:58:42,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:58:42,869 INFO L134 CoverageAnalysis]: Checked inductivity of 7626 backedges. 0 proven. 7626 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:58:44,271 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:58:44,272 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 257 states to 130 states and 257 transitions. [2018-09-30 21:58:44,272 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 257 transitions. [2018-09-30 21:58:44,272 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2018-09-30 21:58:44,273 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:58:44,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:58:44,612 INFO L134 CoverageAnalysis]: Checked inductivity of 7750 backedges. 0 proven. 7750 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:58:46,188 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:58:46,189 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 259 states to 131 states and 259 transitions. [2018-09-30 21:58:46,189 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 259 transitions. [2018-09-30 21:58:46,190 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2018-09-30 21:58:46,190 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:58:46,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:58:46,531 INFO L134 CoverageAnalysis]: Checked inductivity of 7875 backedges. 0 proven. 7875 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:58:47,958 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:58:47,958 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 261 states to 132 states and 261 transitions. [2018-09-30 21:58:47,959 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 261 transitions. [2018-09-30 21:58:47,959 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2018-09-30 21:58:47,959 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:58:48,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:58:48,309 INFO L134 CoverageAnalysis]: Checked inductivity of 8001 backedges. 0 proven. 8001 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:58:49,743 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:58:49,744 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 263 states to 133 states and 263 transitions. [2018-09-30 21:58:49,744 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 263 transitions. [2018-09-30 21:58:49,745 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2018-09-30 21:58:49,745 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:58:49,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:58:50,086 INFO L134 CoverageAnalysis]: Checked inductivity of 8128 backedges. 0 proven. 8128 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:58:51,700 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:58:51,700 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 265 states to 134 states and 265 transitions. [2018-09-30 21:58:51,701 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 265 transitions. [2018-09-30 21:58:51,701 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2018-09-30 21:58:51,701 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:58:51,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:58:52,071 INFO L134 CoverageAnalysis]: Checked inductivity of 8256 backedges. 0 proven. 8256 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:58:53,535 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:58:53,536 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 267 states to 135 states and 267 transitions. [2018-09-30 21:58:53,536 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 267 transitions. [2018-09-30 21:58:53,537 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2018-09-30 21:58:53,537 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:58:53,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:58:53,919 INFO L134 CoverageAnalysis]: Checked inductivity of 8385 backedges. 0 proven. 8385 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:58:55,365 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:58:55,365 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 269 states to 136 states and 269 transitions. [2018-09-30 21:58:55,366 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 269 transitions. [2018-09-30 21:58:55,366 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2018-09-30 21:58:55,366 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:58:55,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:58:55,904 INFO L134 CoverageAnalysis]: Checked inductivity of 8515 backedges. 0 proven. 8515 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:58:57,422 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:58:57,423 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 271 states to 137 states and 271 transitions. [2018-09-30 21:58:57,423 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 271 transitions. [2018-09-30 21:58:57,424 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2018-09-30 21:58:57,424 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:58:57,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:58:57,787 INFO L134 CoverageAnalysis]: Checked inductivity of 8646 backedges. 0 proven. 8646 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:58:59,273 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:58:59,274 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 273 states to 138 states and 273 transitions. [2018-09-30 21:58:59,274 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 273 transitions. [2018-09-30 21:58:59,275 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2018-09-30 21:58:59,275 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:58:59,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:58:59,650 INFO L134 CoverageAnalysis]: Checked inductivity of 8778 backedges. 0 proven. 8778 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:59:01,314 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:59:01,314 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 275 states to 139 states and 275 transitions. [2018-09-30 21:59:01,314 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 275 transitions. [2018-09-30 21:59:01,315 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2018-09-30 21:59:01,315 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:59:01,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:59:01,706 INFO L134 CoverageAnalysis]: Checked inductivity of 8911 backedges. 0 proven. 8911 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:59:03,313 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:59:03,313 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 277 states to 140 states and 277 transitions. [2018-09-30 21:59:03,313 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 277 transitions. [2018-09-30 21:59:03,314 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2018-09-30 21:59:03,314 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:59:03,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:59:03,688 INFO L134 CoverageAnalysis]: Checked inductivity of 9045 backedges. 0 proven. 9045 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:59:05,229 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:59:05,230 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 279 states to 141 states and 279 transitions. [2018-09-30 21:59:05,230 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 279 transitions. [2018-09-30 21:59:05,230 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2018-09-30 21:59:05,230 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:59:05,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:59:05,618 INFO L134 CoverageAnalysis]: Checked inductivity of 9180 backedges. 0 proven. 9180 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:59:07,367 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:59:07,368 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 281 states to 142 states and 281 transitions. [2018-09-30 21:59:07,368 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 281 transitions. [2018-09-30 21:59:07,368 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2018-09-30 21:59:07,368 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:59:07,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:59:07,778 INFO L134 CoverageAnalysis]: Checked inductivity of 9316 backedges. 0 proven. 9316 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:59:09,345 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:59:09,345 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 283 states to 143 states and 283 transitions. [2018-09-30 21:59:09,346 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 283 transitions. [2018-09-30 21:59:09,346 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2018-09-30 21:59:09,346 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:59:09,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:59:09,753 INFO L134 CoverageAnalysis]: Checked inductivity of 9453 backedges. 0 proven. 9453 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:59:11,452 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:59:11,452 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 285 states to 144 states and 285 transitions. [2018-09-30 21:59:11,452 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 285 transitions. [2018-09-30 21:59:11,453 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2018-09-30 21:59:11,453 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:59:11,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:59:11,845 INFO L134 CoverageAnalysis]: Checked inductivity of 9591 backedges. 0 proven. 9591 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:59:13,420 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:59:13,420 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 287 states to 145 states and 287 transitions. [2018-09-30 21:59:13,420 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 287 transitions. [2018-09-30 21:59:13,421 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2018-09-30 21:59:13,421 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:59:13,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:59:13,796 INFO L134 CoverageAnalysis]: Checked inductivity of 9730 backedges. 0 proven. 9730 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:59:15,409 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:59:15,410 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 289 states to 146 states and 289 transitions. [2018-09-30 21:59:15,410 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 289 transitions. [2018-09-30 21:59:15,410 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2018-09-30 21:59:15,410 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:59:15,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:59:15,811 INFO L134 CoverageAnalysis]: Checked inductivity of 9870 backedges. 0 proven. 9870 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:59:17,548 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:59:17,549 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 291 states to 147 states and 291 transitions. [2018-09-30 21:59:17,549 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 291 transitions. [2018-09-30 21:59:17,550 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2018-09-30 21:59:17,550 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:59:17,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:59:17,960 INFO L134 CoverageAnalysis]: Checked inductivity of 10011 backedges. 0 proven. 10011 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:59:19,621 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:59:19,622 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 293 states to 148 states and 293 transitions. [2018-09-30 21:59:19,622 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 293 transitions. [2018-09-30 21:59:19,622 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2018-09-30 21:59:19,623 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:59:19,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:59:20,032 INFO L134 CoverageAnalysis]: Checked inductivity of 10153 backedges. 0 proven. 10153 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:59:21,782 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:59:21,783 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 295 states to 149 states and 295 transitions. [2018-09-30 21:59:21,783 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 295 transitions. [2018-09-30 21:59:21,783 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2018-09-30 21:59:21,783 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:59:21,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:59:22,196 INFO L134 CoverageAnalysis]: Checked inductivity of 10296 backedges. 0 proven. 10296 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:59:23,863 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:59:23,863 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 297 states to 150 states and 297 transitions. [2018-09-30 21:59:23,863 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 297 transitions. [2018-09-30 21:59:23,864 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2018-09-30 21:59:23,864 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:59:23,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:59:24,253 INFO L134 CoverageAnalysis]: Checked inductivity of 10440 backedges. 0 proven. 10440 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:59:25,950 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:59:25,950 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 299 states to 151 states and 299 transitions. [2018-09-30 21:59:25,950 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 299 transitions. [2018-09-30 21:59:25,951 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2018-09-30 21:59:25,951 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:59:26,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:59:26,443 INFO L134 CoverageAnalysis]: Checked inductivity of 10585 backedges. 0 proven. 10585 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:59:28,191 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:59:28,192 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 301 states to 152 states and 301 transitions. [2018-09-30 21:59:28,192 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 301 transitions. [2018-09-30 21:59:28,192 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2018-09-30 21:59:28,192 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:59:28,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:59:28,625 INFO L134 CoverageAnalysis]: Checked inductivity of 10731 backedges. 0 proven. 10731 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:59:30,378 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:59:30,378 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 303 states to 153 states and 303 transitions. [2018-09-30 21:59:30,379 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 303 transitions. [2018-09-30 21:59:30,379 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2018-09-30 21:59:30,379 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:59:30,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:59:30,823 INFO L134 CoverageAnalysis]: Checked inductivity of 10878 backedges. 0 proven. 10878 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:59:32,672 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:59:32,672 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 305 states to 154 states and 305 transitions. [2018-09-30 21:59:32,672 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 305 transitions. [2018-09-30 21:59:32,673 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2018-09-30 21:59:32,673 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:59:32,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:59:33,106 INFO L134 CoverageAnalysis]: Checked inductivity of 11026 backedges. 0 proven. 11026 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:59:34,884 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:59:34,885 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 307 states to 155 states and 307 transitions. [2018-09-30 21:59:34,885 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 307 transitions. [2018-09-30 21:59:34,885 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2018-09-30 21:59:34,885 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:59:34,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:59:35,323 INFO L134 CoverageAnalysis]: Checked inductivity of 11175 backedges. 0 proven. 11175 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:59:37,212 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:59:37,212 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 309 states to 156 states and 309 transitions. [2018-09-30 21:59:37,213 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 309 transitions. [2018-09-30 21:59:37,213 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2018-09-30 21:59:37,213 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:59:37,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:59:37,692 INFO L134 CoverageAnalysis]: Checked inductivity of 11325 backedges. 0 proven. 11325 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:59:39,445 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:59:39,446 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 311 states to 157 states and 311 transitions. [2018-09-30 21:59:39,446 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 311 transitions. [2018-09-30 21:59:39,446 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2018-09-30 21:59:39,446 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:59:39,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:59:39,911 INFO L134 CoverageAnalysis]: Checked inductivity of 11476 backedges. 0 proven. 11476 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:59:41,702 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:59:41,702 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 313 states to 158 states and 313 transitions. [2018-09-30 21:59:41,703 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 313 transitions. [2018-09-30 21:59:41,703 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2018-09-30 21:59:41,703 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:59:41,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:59:42,189 INFO L134 CoverageAnalysis]: Checked inductivity of 11628 backedges. 0 proven. 11628 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:59:43,972 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:59:43,973 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 315 states to 159 states and 315 transitions. [2018-09-30 21:59:43,973 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 315 transitions. [2018-09-30 21:59:43,974 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2018-09-30 21:59:43,974 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:59:44,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:59:44,445 INFO L134 CoverageAnalysis]: Checked inductivity of 11781 backedges. 0 proven. 11781 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:59:46,257 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:59:46,257 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 317 states to 160 states and 317 transitions. [2018-09-30 21:59:46,257 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 317 transitions. [2018-09-30 21:59:46,258 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2018-09-30 21:59:46,258 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:59:46,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:59:46,744 INFO L134 CoverageAnalysis]: Checked inductivity of 11935 backedges. 0 proven. 11935 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:59:48,618 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:59:48,619 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 319 states to 161 states and 319 transitions. [2018-09-30 21:59:48,619 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 319 transitions. [2018-09-30 21:59:48,619 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2018-09-30 21:59:48,620 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:59:48,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:59:49,153 INFO L134 CoverageAnalysis]: Checked inductivity of 12090 backedges. 0 proven. 12090 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:59:50,971 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:59:50,972 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 321 states to 162 states and 321 transitions. [2018-09-30 21:59:50,972 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 321 transitions. [2018-09-30 21:59:50,973 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2018-09-30 21:59:50,973 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:59:51,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:59:51,470 INFO L134 CoverageAnalysis]: Checked inductivity of 12246 backedges. 0 proven. 12246 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:59:53,427 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:59:53,428 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 323 states to 163 states and 323 transitions. [2018-09-30 21:59:53,428 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 323 transitions. [2018-09-30 21:59:53,428 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2018-09-30 21:59:53,428 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:59:53,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:59:53,935 INFO L134 CoverageAnalysis]: Checked inductivity of 12403 backedges. 0 proven. 12403 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:59:55,827 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:59:55,828 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 325 states to 164 states and 325 transitions. [2018-09-30 21:59:55,828 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 325 transitions. [2018-09-30 21:59:55,828 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2018-09-30 21:59:55,829 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:59:55,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:59:56,309 INFO L134 CoverageAnalysis]: Checked inductivity of 12561 backedges. 0 proven. 12561 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:59:58,395 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:59:58,396 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 327 states to 165 states and 327 transitions. [2018-09-30 21:59:58,396 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 327 transitions. [2018-09-30 21:59:58,396 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2018-09-30 21:59:58,397 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:59:58,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:59:58,892 INFO L134 CoverageAnalysis]: Checked inductivity of 12720 backedges. 0 proven. 12720 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 22:00:00,818 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 22:00:00,818 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 329 states to 166 states and 329 transitions. [2018-09-30 22:00:00,818 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 329 transitions. [2018-09-30 22:00:00,819 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2018-09-30 22:00:00,819 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 22:00:00,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 22:00:01,312 INFO L134 CoverageAnalysis]: Checked inductivity of 12880 backedges. 0 proven. 12880 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 22:00:03,394 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 22:00:03,394 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 331 states to 167 states and 331 transitions. [2018-09-30 22:00:03,395 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 331 transitions. [2018-09-30 22:00:03,395 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2018-09-30 22:00:03,395 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 22:00:03,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 22:00:03,883 INFO L134 CoverageAnalysis]: Checked inductivity of 13041 backedges. 0 proven. 13041 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 22:00:05,853 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 22:00:05,854 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 333 states to 168 states and 333 transitions. [2018-09-30 22:00:05,854 INFO L276 IsEmpty]: Start isEmpty. Operand 168 states and 333 transitions. [2018-09-30 22:00:05,855 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2018-09-30 22:00:05,855 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 22:00:05,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 22:00:06,357 INFO L134 CoverageAnalysis]: Checked inductivity of 13203 backedges. 0 proven. 13203 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 22:00:08,460 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 22:00:08,461 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 335 states to 169 states and 335 transitions. [2018-09-30 22:00:08,461 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 335 transitions. [2018-09-30 22:00:08,461 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2018-09-30 22:00:08,461 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 22:00:08,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 22:00:08,967 INFO L134 CoverageAnalysis]: Checked inductivity of 13366 backedges. 0 proven. 13366 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 22:00:10,974 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 22:00:10,974 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 337 states to 170 states and 337 transitions. [2018-09-30 22:00:10,974 INFO L276 IsEmpty]: Start isEmpty. Operand 170 states and 337 transitions. [2018-09-30 22:00:10,975 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 168 [2018-09-30 22:00:10,975 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 22:00:11,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 22:00:11,484 INFO L134 CoverageAnalysis]: Checked inductivity of 13530 backedges. 0 proven. 13530 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 22:00:13,572 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 22:00:13,572 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 339 states to 171 states and 339 transitions. [2018-09-30 22:00:13,572 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states and 339 transitions. [2018-09-30 22:00:13,573 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2018-09-30 22:00:13,573 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 22:00:13,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 22:00:14,104 INFO L134 CoverageAnalysis]: Checked inductivity of 13695 backedges. 0 proven. 13695 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 22:00:16,067 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 22:00:16,067 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 341 states to 172 states and 341 transitions. [2018-09-30 22:00:16,068 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 341 transitions. [2018-09-30 22:00:16,068 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 170 [2018-09-30 22:00:16,068 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 22:00:16,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 22:00:16,633 INFO L134 CoverageAnalysis]: Checked inductivity of 13861 backedges. 0 proven. 13861 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 22:00:18,766 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 22:00:18,766 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 343 states to 173 states and 343 transitions. [2018-09-30 22:00:18,766 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states and 343 transitions. [2018-09-30 22:00:18,767 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2018-09-30 22:00:18,767 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 22:00:18,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 22:00:19,301 INFO L134 CoverageAnalysis]: Checked inductivity of 14028 backedges. 0 proven. 14028 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 22:00:21,354 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 22:00:21,354 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 345 states to 174 states and 345 transitions. [2018-09-30 22:00:21,354 INFO L276 IsEmpty]: Start isEmpty. Operand 174 states and 345 transitions. [2018-09-30 22:00:21,355 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 172 [2018-09-30 22:00:21,355 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 22:00:21,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 22:00:21,891 INFO L134 CoverageAnalysis]: Checked inductivity of 14196 backedges. 0 proven. 14196 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 22:00:24,080 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 22:00:24,080 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 347 states to 175 states and 347 transitions. [2018-09-30 22:00:24,080 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 347 transitions. [2018-09-30 22:00:24,081 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2018-09-30 22:00:24,081 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 22:00:24,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 22:00:24,615 INFO L134 CoverageAnalysis]: Checked inductivity of 14365 backedges. 0 proven. 14365 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 22:00:26,714 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 22:00:26,714 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 349 states to 176 states and 349 transitions. [2018-09-30 22:00:26,715 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 349 transitions. [2018-09-30 22:00:26,715 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 174 [2018-09-30 22:00:26,715 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 22:00:26,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 22:00:27,258 INFO L134 CoverageAnalysis]: Checked inductivity of 14535 backedges. 0 proven. 14535 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. Received shutdown request... [2018-09-30 22:00:29,489 INFO L202 PluginConnector]: Adding new model LuxembourgOctopus.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 30.09 10:00:29 ImpRootNode [2018-09-30 22:00:29,490 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-09-30 22:00:29,490 INFO L168 Benchmark]: Toolchain (without parser) took 244811.33 ms. Allocated memory was 1.5 GB in the beginning and 2.4 GB in the end (delta: 850.4 MB). Free memory was 1.5 GB in the beginning and 2.2 GB in the end (delta: -741.3 MB). Peak memory consumption was 109.1 MB. Max. memory is 7.1 GB. [2018-09-30 22:00:29,492 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.22 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. [2018-09-30 22:00:29,492 INFO L168 Benchmark]: Boogie Procedure Inliner took 42.70 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. [2018-09-30 22:00:29,493 INFO L168 Benchmark]: Boogie Preprocessor took 25.30 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. [2018-09-30 22:00:29,493 INFO L168 Benchmark]: RCFGBuilder took 233.98 ms. Allocated memory is still 1.5 GB. Free memory was 1.5 GB in the beginning and 1.5 GB in the end (delta: 21.1 MB). Peak memory consumption was 21.1 MB. Max. memory is 7.1 GB. [2018-09-30 22:00:29,494 INFO L168 Benchmark]: CodeCheck took 244503.93 ms. Allocated memory was 1.5 GB in the beginning and 2.4 GB in the end (delta: 850.4 MB). Free memory was 1.5 GB in the beginning and 2.2 GB in the end (delta: -762.4 MB). Peak memory consumption was 88.0 MB. Max. memory is 7.1 GB. [2018-09-30 22:00:29,496 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - TimeoutResultAtElement [Line: 25]: Timeout (CodeCheck) Unable to prove that assertion always holds (line 25) - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 1 procedures, 6 locations, 1 error locations. UNKNOWN Result, 244.4s OverallTime, 171 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 0 SDtfs, 0 SDslu, 0 SDs, 0 SdLazy, -12 SolverSat, -8 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 230.0s Time, PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.2s SsaConstructionTime, 5.6s SatisfiabilityAnalysisTime, 46.6s InterpolantComputationTime, 15048 NumberOfCodeBlocks, 15048 NumberOfCodeBlocksAsserted, 171 NumberOfCheckSat, 14877 ConstructedInterpolants, 0 QuantifiedInterpolants, 8465583 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 171 InterpolantComputations, 1 PerfectInterpolantSequences, 0/833340 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - GenericResult: Unable to decide if program is safe! Unable to decide if program is safe! * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Boogie PL CUP Parser took 0.22 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 42.70 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Preprocessor took 25.30 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 233.98 ms. Allocated memory is still 1.5 GB. Free memory was 1.5 GB in the beginning and 1.5 GB in the end (delta: 21.1 MB). Peak memory consumption was 21.1 MB. Max. memory is 7.1 GB. * CodeCheck took 244503.93 ms. Allocated memory was 1.5 GB in the beginning and 2.4 GB in the end (delta: 850.4 MB). Free memory was 1.5 GB in the beginning and 2.2 GB in the end (delta: -762.4 MB). Peak memory consumption was 88.0 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: Timeout Written .csv to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/csv/LuxembourgOctopus.bpl_svcomp-Reach-32bit-Kojak_Default_PUPT.epf_KojakBplInline.xml/Csv-CodeCheckBenchmarks-0-2018-09-30_22-00-29-505.csv Written .csv to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/csv/LuxembourgOctopus.bpl_svcomp-Reach-32bit-Kojak_Default_PUPT.epf_KojakBplInline.xml/Csv-Benchmark-0-2018-09-30_22-00-29-505.csv Completed graceful shutdown