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-c372c2b [2018-10-02 13:25:11,412 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-02 13:25:11,414 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-02 13:25:11,426 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-02 13:25:11,426 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-02 13:25:11,427 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-02 13:25:11,428 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-02 13:25:11,430 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-02 13:25:11,432 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-02 13:25:11,433 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-02 13:25:11,434 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-02 13:25:11,434 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-02 13:25:11,435 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-02 13:25:11,436 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-02 13:25:11,437 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-02 13:25:11,438 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-02 13:25:11,439 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-02 13:25:11,441 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-02 13:25:11,443 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-02 13:25:11,444 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-02 13:25:11,445 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-02 13:25:11,447 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-02 13:25:11,449 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-02 13:25:11,450 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-02 13:25:11,450 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-02 13:25:11,451 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-02 13:25:11,452 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-02 13:25:11,456 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-02 13:25:11,457 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-02 13:25:11,461 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-02 13:25:11,461 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-02 13:25:11,462 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-02 13:25:11,464 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-02 13:25:11,464 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-02 13:25:11,465 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-02 13:25:11,466 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-02 13:25:11,466 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 [2018-10-02 13:25:11,496 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-02 13:25:11,496 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-02 13:25:11,498 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-02 13:25:11,500 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-10-02 13:25:11,500 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-10-02 13:25:11,500 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-10-02 13:25:11,501 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-02 13:25:11,501 INFO L133 SettingsManager]: * sizeof long=4 [2018-10-02 13:25:11,501 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-10-02 13:25:11,501 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-10-02 13:25:11,501 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-02 13:25:11,502 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-02 13:25:11,502 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-02 13:25:11,502 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-02 13:25:11,502 INFO L133 SettingsManager]: * sizeof long double=12 [2018-10-02 13:25:11,504 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-02 13:25:11,504 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-02 13:25:11,504 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-10-02 13:25:11,504 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-10-02 13:25:11,504 INFO L133 SettingsManager]: * Use predicate trie based predicate unification=true [2018-10-02 13:25:11,505 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-02 13:25:11,505 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-02 13:25:11,505 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-10-02 13:25:11,505 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-02 13:25:11,506 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-02 13:25:11,507 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-02 13:25:11,507 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-10-02 13:25:11,507 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-02 13:25:11,507 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-10-02 13:25:11,507 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-10-02 13:25:11,575 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-02 13:25:11,589 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-02 13:25:11,596 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-02 13:25:11,598 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2018-10-02 13:25:11,598 INFO L276 PluginConnector]: Boogie PL CUP Parser initialized [2018-10-02 13:25:11,599 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/toy/tooDifficultLoopInvariant/LuxembourgOctopus.bpl [2018-10-02 13:25:11,599 INFO L111 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/toy/tooDifficultLoopInvariant/LuxembourgOctopus.bpl' [2018-10-02 13:25:11,646 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-02 13:25:11,649 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-10-02 13:25:11,650 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-02 13:25:11,650 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-02 13:25:11,650 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-02 13:25:11,670 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "LuxembourgOctopus.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 02.10 01:25:11" (1/1) ... [2018-10-02 13:25:11,681 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "LuxembourgOctopus.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 02.10 01:25:11" (1/1) ... [2018-10-02 13:25:11,685 WARN L165 Inliner]: Program contained no entry procedure! [2018-10-02 13:25:11,685 WARN L168 Inliner]: Missing entry procedures: [ULTIMATE.start] [2018-10-02 13:25:11,685 WARN L175 Inliner]: Fallback enabled. All procedures will be processed. [2018-10-02 13:25:11,687 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-02 13:25:11,687 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-02 13:25:11,687 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-02 13:25:11,688 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-02 13:25:11,698 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "LuxembourgOctopus.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 02.10 01:25:11" (1/1) ... [2018-10-02 13:25:11,698 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "LuxembourgOctopus.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 02.10 01:25:11" (1/1) ... [2018-10-02 13:25:11,699 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "LuxembourgOctopus.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 02.10 01:25:11" (1/1) ... [2018-10-02 13:25:11,699 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "LuxembourgOctopus.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 02.10 01:25:11" (1/1) ... [2018-10-02 13:25:11,701 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "LuxembourgOctopus.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 02.10 01:25:11" (1/1) ... [2018-10-02 13:25:11,705 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "LuxembourgOctopus.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 02.10 01:25:11" (1/1) ... [2018-10-02 13:25:11,706 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "LuxembourgOctopus.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 02.10 01:25:11" (1/1) ... [2018-10-02 13:25:11,707 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-02 13:25:11,707 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-02 13:25:11,707 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-02 13:25:11,708 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-02 13:25:11,708 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "LuxembourgOctopus.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 02.10 01:25:11" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-10-02 13:25:11,774 INFO L124 BoogieDeclarations]: Specification and implementation of procedure main given in one single declaration [2018-10-02 13:25:11,774 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-10-02 13:25:11,775 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-10-02 13:25:11,914 INFO L337 CfgBuilder]: Using library mode [2018-10-02 13:25:11,915 INFO L202 PluginConnector]: Adding new model LuxembourgOctopus.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.10 01:25:11 BoogieIcfgContainer [2018-10-02 13:25:11,915 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-10-02 13:25:11,916 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-10-02 13:25:11,916 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-10-02 13:25:11,926 INFO L276 PluginConnector]: CodeCheck initialized [2018-10-02 13:25:11,927 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "LuxembourgOctopus.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.10 01:25:11" (1/1) ... [2018-10-02 13:25:11,937 INFO L103 BPredicateUnifier]: Initialized predicate-trie based predicate unifier [2018-10-02 13:25:11,968 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 13:25:11,974 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 6 states and 7 transitions. [2018-10-02 13:25:11,974 INFO L276 IsEmpty]: Start isEmpty. Operand 6 states and 7 transitions. [2018-10-02 13:25:11,977 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-02 13:25:11,977 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 13:25:12,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 13:25:12,095 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 13:25:12,442 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 13:25:12,443 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 7 states and 10 transitions. [2018-10-02 13:25:12,443 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 10 transitions. [2018-10-02 13:25:12,446 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-10-02 13:25:12,447 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 13:25:12,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 13:25:12,503 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 13:25:13,010 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 13:25:13,011 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 8 states and 13 transitions. [2018-10-02 13:25:13,011 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 13 transitions. [2018-10-02 13:25:13,011 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-10-02 13:25:13,011 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 13:25:13,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 13:25:13,074 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 13:25:13,474 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 13:25:13,474 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 9 states and 15 transitions. [2018-10-02 13:25:13,474 INFO L276 IsEmpty]: Start isEmpty. Operand 9 states and 15 transitions. [2018-10-02 13:25:13,475 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-02 13:25:13,475 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 13:25:13,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 13:25:13,539 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 13:25:14,230 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 13:25:14,231 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 10 states and 17 transitions. [2018-10-02 13:25:14,231 INFO L276 IsEmpty]: Start isEmpty. Operand 10 states and 17 transitions. [2018-10-02 13:25:14,231 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-10-02 13:25:14,232 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 13:25:14,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 13:25:14,319 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 13:25:14,551 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 13:25:14,552 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-10-02 13:25:14,552 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-10-02 13:25:14,553 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-10-02 13:25:14,553 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 13:25:14,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 13:25:14,618 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 13:25:14,864 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 13:25:14,864 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 12 states and 21 transitions. [2018-10-02 13:25:14,864 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 21 transitions. [2018-10-02 13:25:14,865 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-10-02 13:25:14,865 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 13:25:14,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 13:25:14,942 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 13:25:15,369 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 13:25:15,370 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 13 states and 23 transitions. [2018-10-02 13:25:15,370 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 23 transitions. [2018-10-02 13:25:15,371 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-10-02 13:25:15,371 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 13:25:15,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 13:25:15,444 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 13:25:15,668 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 13:25:15,669 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 14 states and 25 transitions. [2018-10-02 13:25:15,669 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 25 transitions. [2018-10-02 13:25:15,670 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-10-02 13:25:15,670 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 13:25:15,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 13:25:15,752 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 13:25:16,416 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 13:25:16,417 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 15 states and 27 transitions. [2018-10-02 13:25:16,417 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 27 transitions. [2018-10-02 13:25:16,418 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-10-02 13:25:16,419 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 13:25:16,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 13:25:16,500 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 13:25:16,760 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 13:25:16,761 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 16 states and 29 transitions. [2018-10-02 13:25:16,761 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 29 transitions. [2018-10-02 13:25:16,761 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-10-02 13:25:16,762 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 13:25:16,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 13:25:16,881 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 55 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 13:25:17,272 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 13:25:17,273 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 17 states and 31 transitions. [2018-10-02 13:25:17,273 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 31 transitions. [2018-10-02 13:25:17,274 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-10-02 13:25:17,274 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 13:25:17,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 13:25:17,369 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 0 proven. 66 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 13:25:17,888 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 13:25:17,888 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 18 states and 33 transitions. [2018-10-02 13:25:17,889 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 33 transitions. [2018-10-02 13:25:17,889 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-10-02 13:25:17,889 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 13:25:17,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 13:25:18,081 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 0 proven. 78 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 13:25:18,631 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 13:25:18,632 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 19 states and 35 transitions. [2018-10-02 13:25:18,632 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 35 transitions. [2018-10-02 13:25:18,633 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-10-02 13:25:18,633 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 13:25:18,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 13:25:18,740 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 13:25:18,961 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 13:25:18,962 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 20 states and 37 transitions. [2018-10-02 13:25:18,962 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 37 transitions. [2018-10-02 13:25:18,963 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-10-02 13:25:18,963 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 13:25:18,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 13:25:19,102 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 0 proven. 105 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 13:25:19,335 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 13:25:19,336 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 21 states and 39 transitions. [2018-10-02 13:25:19,336 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 39 transitions. [2018-10-02 13:25:19,337 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-10-02 13:25:19,337 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 13:25:19,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 13:25:19,464 INFO L134 CoverageAnalysis]: Checked inductivity of 120 backedges. 0 proven. 120 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 13:25:19,722 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 13:25:19,722 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 22 states and 41 transitions. [2018-10-02 13:25:19,723 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 41 transitions. [2018-10-02 13:25:19,723 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-10-02 13:25:19,723 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 13:25:19,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 13:25:20,112 INFO L134 CoverageAnalysis]: Checked inductivity of 136 backedges. 0 proven. 136 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 13:25:20,652 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 13:25:20,653 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 23 states and 43 transitions. [2018-10-02 13:25:20,654 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 43 transitions. [2018-10-02 13:25:20,655 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-10-02 13:25:20,655 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 13:25:20,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 13:25:21,071 INFO L134 CoverageAnalysis]: Checked inductivity of 153 backedges. 0 proven. 153 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 13:25:21,848 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 13:25:21,849 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 24 states and 45 transitions. [2018-10-02 13:25:21,849 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 45 transitions. [2018-10-02 13:25:21,849 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2018-10-02 13:25:21,850 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 13:25:21,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 13:25:22,000 INFO L134 CoverageAnalysis]: Checked inductivity of 171 backedges. 0 proven. 171 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 13:25:22,283 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 13:25:22,283 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 25 states and 47 transitions. [2018-10-02 13:25:22,284 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 47 transitions. [2018-10-02 13:25:22,285 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2018-10-02 13:25:22,285 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 13:25:22,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 13:25:22,404 INFO L134 CoverageAnalysis]: Checked inductivity of 190 backedges. 0 proven. 190 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 13:25:22,655 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 13:25:22,656 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 26 states and 49 transitions. [2018-10-02 13:25:22,656 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 49 transitions. [2018-10-02 13:25:22,657 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2018-10-02 13:25:22,657 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 13:25:22,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 13:25:22,780 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 0 proven. 210 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 13:25:23,020 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 13:25:23,021 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 27 states and 51 transitions. [2018-10-02 13:25:23,021 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 51 transitions. [2018-10-02 13:25:23,022 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2018-10-02 13:25:23,022 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 13:25:23,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 13:25:23,305 INFO L134 CoverageAnalysis]: Checked inductivity of 231 backedges. 0 proven. 231 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 13:25:23,827 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 13:25:23,828 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 28 states and 53 transitions. [2018-10-02 13:25:23,828 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 53 transitions. [2018-10-02 13:25:23,829 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2018-10-02 13:25:23,829 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 13:25:23,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 13:25:23,932 INFO L134 CoverageAnalysis]: Checked inductivity of 253 backedges. 0 proven. 253 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 13:25:24,186 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 13:25:24,187 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 29 states and 55 transitions. [2018-10-02 13:25:24,187 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 55 transitions. [2018-10-02 13:25:24,189 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2018-10-02 13:25:24,189 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 13:25:24,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 13:25:24,334 INFO L134 CoverageAnalysis]: Checked inductivity of 276 backedges. 0 proven. 276 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 13:25:24,670 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 13:25:24,671 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 30 states and 57 transitions. [2018-10-02 13:25:24,671 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 57 transitions. [2018-10-02 13:25:24,672 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2018-10-02 13:25:24,672 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 13:25:24,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 13:25:24,828 INFO L134 CoverageAnalysis]: Checked inductivity of 300 backedges. 0 proven. 300 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 13:25:25,094 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 13:25:25,094 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 31 states and 59 transitions. [2018-10-02 13:25:25,095 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 59 transitions. [2018-10-02 13:25:25,095 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2018-10-02 13:25:25,095 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 13:25:25,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 13:25:25,774 INFO L134 CoverageAnalysis]: Checked inductivity of 325 backedges. 0 proven. 325 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 13:25:26,540 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 13:25:26,541 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 32 states and 61 transitions. [2018-10-02 13:25:26,541 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 61 transitions. [2018-10-02 13:25:26,542 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2018-10-02 13:25:26,542 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 13:25:26,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 13:25:26,704 INFO L134 CoverageAnalysis]: Checked inductivity of 351 backedges. 0 proven. 351 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 13:25:27,413 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 13:25:27,414 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 33 states and 63 transitions. [2018-10-02 13:25:27,414 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 63 transitions. [2018-10-02 13:25:27,415 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2018-10-02 13:25:27,415 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 13:25:27,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 13:25:27,600 INFO L134 CoverageAnalysis]: Checked inductivity of 378 backedges. 0 proven. 378 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 13:25:27,943 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 13:25:27,944 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 34 states and 65 transitions. [2018-10-02 13:25:27,944 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 65 transitions. [2018-10-02 13:25:27,944 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2018-10-02 13:25:27,944 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 13:25:27,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 13:25:28,257 INFO L134 CoverageAnalysis]: Checked inductivity of 406 backedges. 0 proven. 406 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 13:25:28,617 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 13:25:28,618 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 35 states and 67 transitions. [2018-10-02 13:25:28,618 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 67 transitions. [2018-10-02 13:25:28,619 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2018-10-02 13:25:28,619 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 13:25:28,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 13:25:28,764 INFO L134 CoverageAnalysis]: Checked inductivity of 435 backedges. 0 proven. 435 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 13:25:29,087 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 13:25:29,088 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 36 states and 69 transitions. [2018-10-02 13:25:29,088 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 69 transitions. [2018-10-02 13:25:29,089 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2018-10-02 13:25:29,089 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 13:25:29,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 13:25:29,288 INFO L134 CoverageAnalysis]: Checked inductivity of 465 backedges. 0 proven. 465 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 13:25:29,620 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 13:25:29,620 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 37 states and 71 transitions. [2018-10-02 13:25:29,621 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 71 transitions. [2018-10-02 13:25:29,621 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2018-10-02 13:25:29,621 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 13:25:29,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 13:25:29,870 INFO L134 CoverageAnalysis]: Checked inductivity of 496 backedges. 0 proven. 496 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 13:25:30,264 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 13:25:30,264 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 38 states and 73 transitions. [2018-10-02 13:25:30,264 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 73 transitions. [2018-10-02 13:25:30,265 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2018-10-02 13:25:30,265 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 13:25:30,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 13:25:30,468 INFO L134 CoverageAnalysis]: Checked inductivity of 528 backedges. 0 proven. 528 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 13:25:30,861 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 13:25:30,862 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 39 states and 75 transitions. [2018-10-02 13:25:30,862 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 75 transitions. [2018-10-02 13:25:30,863 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2018-10-02 13:25:30,863 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 13:25:30,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 13:25:31,449 INFO L134 CoverageAnalysis]: Checked inductivity of 561 backedges. 0 proven. 561 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 13:25:31,844 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 13:25:31,845 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 40 states and 77 transitions. [2018-10-02 13:25:31,845 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 77 transitions. [2018-10-02 13:25:31,846 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2018-10-02 13:25:31,846 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 13:25:31,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 13:25:32,017 INFO L134 CoverageAnalysis]: Checked inductivity of 595 backedges. 0 proven. 595 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 13:25:32,626 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 13:25:32,626 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 41 states and 79 transitions. [2018-10-02 13:25:32,627 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 79 transitions. [2018-10-02 13:25:32,627 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2018-10-02 13:25:32,627 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 13:25:32,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 13:25:32,776 INFO L134 CoverageAnalysis]: Checked inductivity of 630 backedges. 0 proven. 630 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 13:25:33,171 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 13:25:33,171 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 42 states and 81 transitions. [2018-10-02 13:25:33,171 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 81 transitions. [2018-10-02 13:25:33,172 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2018-10-02 13:25:33,172 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 13:25:33,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 13:25:33,337 INFO L134 CoverageAnalysis]: Checked inductivity of 666 backedges. 0 proven. 666 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 13:25:33,744 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 13:25:33,745 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 43 states and 83 transitions. [2018-10-02 13:25:33,745 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 83 transitions. [2018-10-02 13:25:33,746 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2018-10-02 13:25:33,746 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 13:25:33,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 13:25:34,022 INFO L134 CoverageAnalysis]: Checked inductivity of 703 backedges. 0 proven. 703 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 13:25:34,415 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 13:25:34,415 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 44 states and 85 transitions. [2018-10-02 13:25:34,415 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 85 transitions. [2018-10-02 13:25:34,416 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2018-10-02 13:25:34,416 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 13:25:34,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 13:25:34,572 INFO L134 CoverageAnalysis]: Checked inductivity of 741 backedges. 0 proven. 741 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 13:25:34,979 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 13:25:34,980 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 45 states and 87 transitions. [2018-10-02 13:25:34,980 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 87 transitions. [2018-10-02 13:25:34,981 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2018-10-02 13:25:34,981 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 13:25:34,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 13:25:35,239 INFO L134 CoverageAnalysis]: Checked inductivity of 780 backedges. 0 proven. 780 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 13:25:37,024 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 13:25:37,025 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 46 states and 89 transitions. [2018-10-02 13:25:37,025 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 89 transitions. [2018-10-02 13:25:37,026 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2018-10-02 13:25:37,026 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 13:25:37,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 13:25:37,542 INFO L134 CoverageAnalysis]: Checked inductivity of 820 backedges. 0 proven. 820 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 13:25:37,980 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 13:25:37,981 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 47 states and 91 transitions. [2018-10-02 13:25:37,981 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 91 transitions. [2018-10-02 13:25:37,981 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2018-10-02 13:25:37,981 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 13:25:37,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 13:25:38,359 INFO L134 CoverageAnalysis]: Checked inductivity of 861 backedges. 0 proven. 861 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 13:25:38,850 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 13:25:38,850 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 48 states and 93 transitions. [2018-10-02 13:25:38,850 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 93 transitions. [2018-10-02 13:25:38,851 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2018-10-02 13:25:38,851 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 13:25:38,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 13:25:39,001 INFO L134 CoverageAnalysis]: Checked inductivity of 903 backedges. 0 proven. 903 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 13:25:40,237 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 13:25:40,238 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 49 states and 95 transitions. [2018-10-02 13:25:40,238 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 95 transitions. [2018-10-02 13:25:40,238 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-10-02 13:25:40,239 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 13:25:40,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 13:25:40,431 INFO L134 CoverageAnalysis]: Checked inductivity of 946 backedges. 0 proven. 946 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 13:25:40,858 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 13:25:40,859 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 50 states and 97 transitions. [2018-10-02 13:25:40,859 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 97 transitions. [2018-10-02 13:25:40,859 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2018-10-02 13:25:40,859 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 13:25:40,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 13:25:41,010 INFO L134 CoverageAnalysis]: Checked inductivity of 990 backedges. 0 proven. 990 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 13:25:41,447 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 13:25:41,447 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 51 states and 99 transitions. [2018-10-02 13:25:41,448 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 99 transitions. [2018-10-02 13:25:41,448 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2018-10-02 13:25:41,448 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 13:25:41,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 13:25:41,658 INFO L134 CoverageAnalysis]: Checked inductivity of 1035 backedges. 0 proven. 1035 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 13:25:42,110 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 13:25:42,110 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 52 states and 101 transitions. [2018-10-02 13:25:42,111 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 101 transitions. [2018-10-02 13:25:42,111 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2018-10-02 13:25:42,111 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 13:25:42,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 13:25:42,660 INFO L134 CoverageAnalysis]: Checked inductivity of 1081 backedges. 0 proven. 1081 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 13:25:43,130 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 13:25:43,131 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 53 states and 103 transitions. [2018-10-02 13:25:43,131 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 103 transitions. [2018-10-02 13:25:43,131 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2018-10-02 13:25:43,132 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 13:25:43,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 13:25:43,463 INFO L134 CoverageAnalysis]: Checked inductivity of 1128 backedges. 0 proven. 1128 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 13:25:43,955 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 13:25:43,956 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 54 states and 105 transitions. [2018-10-02 13:25:43,956 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 105 transitions. [2018-10-02 13:25:43,957 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2018-10-02 13:25:43,957 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 13:25:43,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 13:25:44,183 INFO L134 CoverageAnalysis]: Checked inductivity of 1176 backedges. 0 proven. 1176 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 13:25:44,652 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 13:25:44,653 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 55 states and 107 transitions. [2018-10-02 13:25:44,653 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 107 transitions. [2018-10-02 13:25:44,653 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-10-02 13:25:44,654 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 13:25:44,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 13:25:45,431 INFO L134 CoverageAnalysis]: Checked inductivity of 1225 backedges. 0 proven. 1225 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 13:25:45,916 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 13:25:45,916 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 56 states and 109 transitions. [2018-10-02 13:25:45,917 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 109 transitions. [2018-10-02 13:25:45,917 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2018-10-02 13:25:45,917 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 13:25:45,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 13:25:46,121 INFO L134 CoverageAnalysis]: Checked inductivity of 1275 backedges. 0 proven. 1275 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 13:25:46,618 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 13:25:46,619 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 57 states and 111 transitions. [2018-10-02 13:25:46,619 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 111 transitions. [2018-10-02 13:25:46,620 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2018-10-02 13:25:46,620 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 13:25:46,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 13:25:46,826 INFO L134 CoverageAnalysis]: Checked inductivity of 1326 backedges. 0 proven. 1326 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 13:25:47,340 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 13:25:47,341 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 58 states and 113 transitions. [2018-10-02 13:25:47,341 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 113 transitions. [2018-10-02 13:25:47,341 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2018-10-02 13:25:47,341 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 13:25:47,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 13:25:47,648 INFO L134 CoverageAnalysis]: Checked inductivity of 1378 backedges. 0 proven. 1378 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 13:25:48,235 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 13:25:48,235 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 59 states and 115 transitions. [2018-10-02 13:25:48,236 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 115 transitions. [2018-10-02 13:25:48,236 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2018-10-02 13:25:48,236 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 13:25:48,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 13:25:48,430 INFO L134 CoverageAnalysis]: Checked inductivity of 1431 backedges. 0 proven. 1431 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 13:25:48,957 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 13:25:48,957 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 60 states and 117 transitions. [2018-10-02 13:25:48,957 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 117 transitions. [2018-10-02 13:25:48,958 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2018-10-02 13:25:48,958 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 13:25:48,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 13:25:49,205 INFO L134 CoverageAnalysis]: Checked inductivity of 1485 backedges. 0 proven. 1485 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 13:25:49,744 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 13:25:49,745 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 61 states and 119 transitions. [2018-10-02 13:25:49,745 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 119 transitions. [2018-10-02 13:25:49,746 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2018-10-02 13:25:49,746 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 13:25:49,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 13:25:49,947 INFO L134 CoverageAnalysis]: Checked inductivity of 1540 backedges. 0 proven. 1540 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 13:25:50,514 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 13:25:50,514 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 121 states to 62 states and 121 transitions. [2018-10-02 13:25:50,514 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 121 transitions. [2018-10-02 13:25:50,515 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2018-10-02 13:25:50,515 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 13:25:50,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 13:25:50,847 INFO L134 CoverageAnalysis]: Checked inductivity of 1596 backedges. 0 proven. 1596 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 13:25:51,413 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 13:25:51,414 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 63 states and 123 transitions. [2018-10-02 13:25:51,414 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 123 transitions. [2018-10-02 13:25:51,415 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-10-02 13:25:51,415 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 13:25:51,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 13:25:51,704 INFO L134 CoverageAnalysis]: Checked inductivity of 1653 backedges. 0 proven. 1653 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 13:25:52,298 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 13:25:52,299 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 125 states to 64 states and 125 transitions. [2018-10-02 13:25:52,299 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 125 transitions. [2018-10-02 13:25:52,300 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2018-10-02 13:25:52,300 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 13:25:52,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 13:25:52,594 INFO L134 CoverageAnalysis]: Checked inductivity of 1711 backedges. 0 proven. 1711 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 13:25:53,359 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 13:25:53,360 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 127 states to 65 states and 127 transitions. [2018-10-02 13:25:53,360 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 127 transitions. [2018-10-02 13:25:53,361 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2018-10-02 13:25:53,361 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 13:25:53,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 13:25:53,982 INFO L134 CoverageAnalysis]: Checked inductivity of 1770 backedges. 0 proven. 1770 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 13:25:54,601 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 13:25:54,602 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 66 states and 129 transitions. [2018-10-02 13:25:54,602 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 129 transitions. [2018-10-02 13:25:54,603 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2018-10-02 13:25:54,603 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 13:25:54,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 13:25:56,924 INFO L134 CoverageAnalysis]: Checked inductivity of 1830 backedges. 0 proven. 1830 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 13:25:57,531 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 13:25:57,532 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 67 states and 131 transitions. [2018-10-02 13:25:57,532 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 131 transitions. [2018-10-02 13:25:57,533 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2018-10-02 13:25:57,533 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 13:25:57,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 13:25:57,874 INFO L134 CoverageAnalysis]: Checked inductivity of 1891 backedges. 0 proven. 1891 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 13:25:58,580 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 13:25:58,581 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 68 states and 133 transitions. [2018-10-02 13:25:58,581 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 133 transitions. [2018-10-02 13:25:58,582 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2018-10-02 13:25:58,582 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 13:25:58,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 13:25:59,919 INFO L134 CoverageAnalysis]: Checked inductivity of 1953 backedges. 0 proven. 1953 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 13:26:08,513 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 13:26:08,513 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135 states to 69 states and 135 transitions. [2018-10-02 13:26:08,514 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 135 transitions. [2018-10-02 13:26:08,514 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2018-10-02 13:26:08,514 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 13:26:08,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 13:26:09,420 INFO L134 CoverageAnalysis]: Checked inductivity of 2016 backedges. 0 proven. 2016 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 13:26:10,086 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 13:26:10,086 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 137 states to 70 states and 137 transitions. [2018-10-02 13:26:10,086 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 137 transitions. [2018-10-02 13:26:10,087 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2018-10-02 13:26:10,087 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 13:26:10,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 13:26:10,505 INFO L134 CoverageAnalysis]: Checked inductivity of 2080 backedges. 0 proven. 2080 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 13:26:11,173 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 13:26:11,173 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 139 states to 71 states and 139 transitions. [2018-10-02 13:26:11,174 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 139 transitions. [2018-10-02 13:26:11,174 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2018-10-02 13:26:11,175 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 13:26:11,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 13:26:11,446 INFO L134 CoverageAnalysis]: Checked inductivity of 2145 backedges. 0 proven. 2145 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 13:26:12,114 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 13:26:12,114 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 141 states to 72 states and 141 transitions. [2018-10-02 13:26:12,114 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 141 transitions. [2018-10-02 13:26:12,115 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2018-10-02 13:26:12,115 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 13:26:12,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 13:26:12,335 INFO L134 CoverageAnalysis]: Checked inductivity of 2211 backedges. 0 proven. 2211 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 13:26:13,044 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 13:26:13,045 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 143 states to 73 states and 143 transitions. [2018-10-02 13:26:13,045 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 143 transitions. [2018-10-02 13:26:13,045 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2018-10-02 13:26:13,045 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 13:26:13,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 13:26:13,438 INFO L134 CoverageAnalysis]: Checked inductivity of 2278 backedges. 0 proven. 2278 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 13:26:14,104 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 13:26:14,105 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 145 states to 74 states and 145 transitions. [2018-10-02 13:26:14,105 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 145 transitions. [2018-10-02 13:26:14,106 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2018-10-02 13:26:14,106 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 13:26:14,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 13:26:14,316 INFO L134 CoverageAnalysis]: Checked inductivity of 2346 backedges. 0 proven. 2346 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 13:26:15,003 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 13:26:15,004 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 147 states to 75 states and 147 transitions. [2018-10-02 13:26:15,004 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 147 transitions. [2018-10-02 13:26:15,005 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2018-10-02 13:26:15,005 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 13:26:15,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 13:26:15,223 INFO L134 CoverageAnalysis]: Checked inductivity of 2415 backedges. 0 proven. 2415 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 13:26:15,927 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 13:26:15,927 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 149 states to 76 states and 149 transitions. [2018-10-02 13:26:15,927 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 149 transitions. [2018-10-02 13:26:15,928 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2018-10-02 13:26:15,928 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 13:26:15,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 13:26:16,147 INFO L134 CoverageAnalysis]: Checked inductivity of 2485 backedges. 0 proven. 2485 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 13:26:16,872 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 13:26:16,872 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 151 states to 77 states and 151 transitions. [2018-10-02 13:26:16,873 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 151 transitions. [2018-10-02 13:26:16,873 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2018-10-02 13:26:16,873 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 13:26:16,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 13:26:17,181 INFO L134 CoverageAnalysis]: Checked inductivity of 2556 backedges. 0 proven. 2556 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 13:26:17,894 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 13:26:17,894 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 153 states to 78 states and 153 transitions. [2018-10-02 13:26:17,895 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 153 transitions. [2018-10-02 13:26:17,895 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2018-10-02 13:26:17,895 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 13:26:17,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 13:26:18,538 INFO L134 CoverageAnalysis]: Checked inductivity of 2628 backedges. 0 proven. 2628 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 13:26:19,256 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 13:26:19,257 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 155 states to 79 states and 155 transitions. [2018-10-02 13:26:19,257 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 155 transitions. [2018-10-02 13:26:19,257 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2018-10-02 13:26:19,258 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 13:26:19,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 13:26:19,493 INFO L134 CoverageAnalysis]: Checked inductivity of 2701 backedges. 0 proven. 2701 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 13:26:20,202 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 13:26:20,203 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 157 states to 80 states and 157 transitions. [2018-10-02 13:26:20,203 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 157 transitions. [2018-10-02 13:26:20,204 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2018-10-02 13:26:20,204 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 13:26:20,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 13:26:20,528 INFO L134 CoverageAnalysis]: Checked inductivity of 2775 backedges. 0 proven. 2775 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 13:26:21,262 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 13:26:21,262 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 159 states to 81 states and 159 transitions. [2018-10-02 13:26:21,263 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 159 transitions. [2018-10-02 13:26:21,263 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2018-10-02 13:26:21,263 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 13:26:21,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 13:26:21,510 INFO L134 CoverageAnalysis]: Checked inductivity of 2850 backedges. 0 proven. 2850 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 13:26:22,246 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 13:26:22,247 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 161 states to 82 states and 161 transitions. [2018-10-02 13:26:22,247 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 161 transitions. [2018-10-02 13:26:22,247 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2018-10-02 13:26:22,247 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 13:26:22,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 13:26:22,472 INFO L134 CoverageAnalysis]: Checked inductivity of 2926 backedges. 0 proven. 2926 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 13:26:23,243 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 13:26:23,243 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 163 states to 83 states and 163 transitions. [2018-10-02 13:26:23,244 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 163 transitions. [2018-10-02 13:26:23,244 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2018-10-02 13:26:23,244 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 13:26:23,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 13:26:23,635 INFO L134 CoverageAnalysis]: Checked inductivity of 3003 backedges. 0 proven. 3003 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 13:26:24,424 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 13:26:24,425 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 165 states to 84 states and 165 transitions. [2018-10-02 13:26:24,425 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 165 transitions. [2018-10-02 13:26:24,426 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2018-10-02 13:26:24,426 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 13:26:24,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 13:26:25,132 INFO L134 CoverageAnalysis]: Checked inductivity of 3081 backedges. 0 proven. 3081 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 13:26:25,927 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 13:26:25,927 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 167 states to 85 states and 167 transitions. [2018-10-02 13:26:25,928 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 167 transitions. [2018-10-02 13:26:25,928 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2018-10-02 13:26:25,928 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 13:26:25,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 13:26:26,173 INFO L134 CoverageAnalysis]: Checked inductivity of 3160 backedges. 0 proven. 3160 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 13:26:26,966 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 13:26:26,966 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 169 states to 86 states and 169 transitions. [2018-10-02 13:26:26,967 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 169 transitions. [2018-10-02 13:26:26,967 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2018-10-02 13:26:26,967 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 13:26:26,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 13:26:27,243 INFO L134 CoverageAnalysis]: Checked inductivity of 3240 backedges. 0 proven. 3240 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 13:26:28,023 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 13:26:28,023 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 171 states to 87 states and 171 transitions. [2018-10-02 13:26:28,023 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 171 transitions. [2018-10-02 13:26:28,024 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2018-10-02 13:26:28,024 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 13:26:28,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 13:26:28,461 INFO L134 CoverageAnalysis]: Checked inductivity of 3321 backedges. 0 proven. 3321 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 13:26:29,366 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 13:26:29,366 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 173 states to 88 states and 173 transitions. [2018-10-02 13:26:29,367 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 173 transitions. [2018-10-02 13:26:29,367 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2018-10-02 13:26:29,368 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 13:26:29,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 13:26:30,050 INFO L134 CoverageAnalysis]: Checked inductivity of 3403 backedges. 0 proven. 3403 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 13:26:30,854 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 13:26:30,854 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 175 states to 89 states and 175 transitions. [2018-10-02 13:26:30,854 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 175 transitions. [2018-10-02 13:26:30,855 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2018-10-02 13:26:30,855 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 13:26:30,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 13:26:31,114 INFO L134 CoverageAnalysis]: Checked inductivity of 3486 backedges. 0 proven. 3486 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 13:26:31,999 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 13:26:32,000 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 177 states to 90 states and 177 transitions. [2018-10-02 13:26:32,000 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 177 transitions. [2018-10-02 13:26:32,000 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2018-10-02 13:26:32,000 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 13:26:32,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 13:26:32,261 INFO L134 CoverageAnalysis]: Checked inductivity of 3570 backedges. 0 proven. 3570 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 13:26:33,112 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 13:26:33,112 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 179 states to 91 states and 179 transitions. [2018-10-02 13:26:33,112 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 179 transitions. [2018-10-02 13:26:33,113 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2018-10-02 13:26:33,113 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 13:26:33,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 13:26:33,385 INFO L134 CoverageAnalysis]: Checked inductivity of 3655 backedges. 0 proven. 3655 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 13:26:34,538 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 13:26:34,538 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 181 states to 92 states and 181 transitions. [2018-10-02 13:26:34,538 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 181 transitions. [2018-10-02 13:26:34,539 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2018-10-02 13:26:34,539 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 13:26:34,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 13:26:34,805 INFO L134 CoverageAnalysis]: Checked inductivity of 3741 backedges. 0 proven. 3741 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 13:26:35,670 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 13:26:35,671 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 183 states to 93 states and 183 transitions. [2018-10-02 13:26:35,671 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 183 transitions. [2018-10-02 13:26:35,672 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2018-10-02 13:26:35,672 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 13:26:35,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 13:26:35,947 INFO L134 CoverageAnalysis]: Checked inductivity of 3828 backedges. 0 proven. 3828 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 13:26:36,843 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 13:26:36,844 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 185 states to 94 states and 185 transitions. [2018-10-02 13:26:36,844 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 185 transitions. [2018-10-02 13:26:36,845 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2018-10-02 13:26:36,845 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 13:26:36,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 13:26:37,114 INFO L134 CoverageAnalysis]: Checked inductivity of 3916 backedges. 0 proven. 3916 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 13:26:38,172 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 13:26:38,173 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 187 states to 95 states and 187 transitions. [2018-10-02 13:26:38,173 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 187 transitions. [2018-10-02 13:26:38,173 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2018-10-02 13:26:38,174 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 13:26:38,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 13:26:38,542 INFO L134 CoverageAnalysis]: Checked inductivity of 4005 backedges. 0 proven. 4005 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 13:26:39,778 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 13:26:39,779 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 189 states to 96 states and 189 transitions. [2018-10-02 13:26:39,779 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 189 transitions. [2018-10-02 13:26:39,780 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2018-10-02 13:26:39,780 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 13:26:39,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 13:26:40,114 INFO L134 CoverageAnalysis]: Checked inductivity of 4095 backedges. 0 proven. 4095 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 13:26:41,001 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 13:26:41,002 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 191 states to 97 states and 191 transitions. [2018-10-02 13:26:41,002 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 191 transitions. [2018-10-02 13:26:41,003 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2018-10-02 13:26:41,003 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 13:26:41,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 13:26:41,289 INFO L134 CoverageAnalysis]: Checked inductivity of 4186 backedges. 0 proven. 4186 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 13:26:42,235 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 13:26:42,236 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 193 states to 98 states and 193 transitions. [2018-10-02 13:26:42,236 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 193 transitions. [2018-10-02 13:26:42,237 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2018-10-02 13:26:42,237 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 13:26:42,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 13:26:42,518 INFO L134 CoverageAnalysis]: Checked inductivity of 4278 backedges. 0 proven. 4278 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 13:26:43,413 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 13:26:43,413 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 195 states to 99 states and 195 transitions. [2018-10-02 13:26:43,413 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 195 transitions. [2018-10-02 13:26:43,414 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2018-10-02 13:26:43,414 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 13:26:43,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 13:26:43,744 INFO L134 CoverageAnalysis]: Checked inductivity of 4371 backedges. 0 proven. 4371 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 13:26:44,860 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 13:26:44,860 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 197 states to 100 states and 197 transitions. [2018-10-02 13:26:44,861 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 197 transitions. [2018-10-02 13:26:44,861 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2018-10-02 13:26:44,861 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 13:26:44,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 13:26:45,249 INFO L134 CoverageAnalysis]: Checked inductivity of 4465 backedges. 0 proven. 4465 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 13:26:46,174 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 13:26:46,175 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 199 states to 101 states and 199 transitions. [2018-10-02 13:26:46,175 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 199 transitions. [2018-10-02 13:26:46,176 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2018-10-02 13:26:46,176 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 13:26:46,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 13:26:46,678 INFO L134 CoverageAnalysis]: Checked inductivity of 4560 backedges. 0 proven. 4560 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 13:26:47,591 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 13:26:47,592 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 201 states to 102 states and 201 transitions. [2018-10-02 13:26:47,592 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 201 transitions. [2018-10-02 13:26:47,593 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2018-10-02 13:26:47,593 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 13:26:47,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 13:26:47,907 INFO L134 CoverageAnalysis]: Checked inductivity of 4656 backedges. 0 proven. 4656 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 13:26:48,938 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 13:26:48,938 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 203 states to 103 states and 203 transitions. [2018-10-02 13:26:48,938 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 203 transitions. [2018-10-02 13:26:48,939 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2018-10-02 13:26:48,939 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 13:26:48,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 13:26:49,386 INFO L134 CoverageAnalysis]: Checked inductivity of 4753 backedges. 0 proven. 4753 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 13:26:50,350 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 13:26:50,350 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 205 states to 104 states and 205 transitions. [2018-10-02 13:26:50,350 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 205 transitions. [2018-10-02 13:26:50,351 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2018-10-02 13:26:50,351 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 13:26:50,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 13:26:50,669 INFO L134 CoverageAnalysis]: Checked inductivity of 4851 backedges. 0 proven. 4851 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 13:26:51,671 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 13:26:51,671 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 207 states to 105 states and 207 transitions. [2018-10-02 13:26:51,672 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 207 transitions. [2018-10-02 13:26:51,672 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2018-10-02 13:26:51,672 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 13:26:51,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 13:26:52,004 INFO L134 CoverageAnalysis]: Checked inductivity of 4950 backedges. 0 proven. 4950 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 13:26:53,026 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 13:26:53,027 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 209 states to 106 states and 209 transitions. [2018-10-02 13:26:53,027 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 209 transitions. [2018-10-02 13:26:53,028 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2018-10-02 13:26:53,028 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 13:26:53,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 13:26:53,416 INFO L134 CoverageAnalysis]: Checked inductivity of 5050 backedges. 0 proven. 5050 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 13:26:54,596 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 13:26:54,597 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 211 states to 107 states and 211 transitions. [2018-10-02 13:26:54,597 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 211 transitions. [2018-10-02 13:26:54,597 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2018-10-02 13:26:54,598 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 13:26:54,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 13:26:55,028 INFO L134 CoverageAnalysis]: Checked inductivity of 5151 backedges. 0 proven. 5151 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 13:26:56,019 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 13:26:56,020 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 213 states to 108 states and 213 transitions. [2018-10-02 13:26:56,020 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 213 transitions. [2018-10-02 13:26:56,020 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2018-10-02 13:26:56,020 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 13:26:56,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 13:26:56,374 INFO L134 CoverageAnalysis]: Checked inductivity of 5253 backedges. 0 proven. 5253 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 13:26:57,408 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 13:26:57,408 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 215 states to 109 states and 215 transitions. [2018-10-02 13:26:57,408 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 215 transitions. [2018-10-02 13:26:57,409 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2018-10-02 13:26:57,409 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 13:26:57,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 13:26:57,798 INFO L134 CoverageAnalysis]: Checked inductivity of 5356 backedges. 0 proven. 5356 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 13:26:58,822 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 13:26:58,822 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 217 states to 110 states and 217 transitions. [2018-10-02 13:26:58,822 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 217 transitions. [2018-10-02 13:26:58,823 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2018-10-02 13:26:58,823 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 13:26:58,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 13:26:59,491 INFO L134 CoverageAnalysis]: Checked inductivity of 5460 backedges. 0 proven. 5460 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 13:27:00,555 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 13:27:00,556 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 219 states to 111 states and 219 transitions. [2018-10-02 13:27:00,556 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 219 transitions. [2018-10-02 13:27:00,557 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2018-10-02 13:27:00,557 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 13:27:00,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 13:27:00,907 INFO L134 CoverageAnalysis]: Checked inductivity of 5565 backedges. 0 proven. 5565 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 13:27:01,942 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 13:27:01,943 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 221 states to 112 states and 221 transitions. [2018-10-02 13:27:01,943 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 221 transitions. [2018-10-02 13:27:01,944 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2018-10-02 13:27:01,944 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 13:27:01,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 13:27:02,286 INFO L134 CoverageAnalysis]: Checked inductivity of 5671 backedges. 0 proven. 5671 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 13:27:03,351 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 13:27:03,351 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 223 states to 113 states and 223 transitions. [2018-10-02 13:27:03,352 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 223 transitions. [2018-10-02 13:27:03,352 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2018-10-02 13:27:03,352 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 13:27:03,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 13:27:03,713 INFO L134 CoverageAnalysis]: Checked inductivity of 5778 backedges. 0 proven. 5778 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 13:27:04,919 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 13:27:04,919 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 225 states to 114 states and 225 transitions. [2018-10-02 13:27:04,919 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 225 transitions. [2018-10-02 13:27:04,920 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2018-10-02 13:27:04,920 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 13:27:04,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 13:27:05,293 INFO L134 CoverageAnalysis]: Checked inductivity of 5886 backedges. 0 proven. 5886 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 13:27:06,349 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 13:27:06,349 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 227 states to 115 states and 227 transitions. [2018-10-02 13:27:06,350 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 227 transitions. [2018-10-02 13:27:06,350 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2018-10-02 13:27:06,350 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 13:27:06,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 13:27:06,718 INFO L134 CoverageAnalysis]: Checked inductivity of 5995 backedges. 0 proven. 5995 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 13:27:07,798 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 13:27:07,799 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 229 states to 116 states and 229 transitions. [2018-10-02 13:27:07,799 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 229 transitions. [2018-10-02 13:27:07,799 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2018-10-02 13:27:07,800 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 13:27:07,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 13:27:08,174 INFO L134 CoverageAnalysis]: Checked inductivity of 6105 backedges. 0 proven. 6105 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 13:27:09,260 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 13:27:09,260 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 231 states to 117 states and 231 transitions. [2018-10-02 13:27:09,260 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 231 transitions. [2018-10-02 13:27:09,261 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2018-10-02 13:27:09,261 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 13:27:09,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 13:27:09,834 INFO L134 CoverageAnalysis]: Checked inductivity of 6216 backedges. 0 proven. 6216 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 13:27:10,922 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 13:27:10,922 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 233 states to 118 states and 233 transitions. [2018-10-02 13:27:10,923 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 233 transitions. [2018-10-02 13:27:10,923 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2018-10-02 13:27:10,923 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 13:27:10,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 13:27:11,402 INFO L134 CoverageAnalysis]: Checked inductivity of 6328 backedges. 0 proven. 6328 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 13:27:12,537 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 13:27:12,538 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 235 states to 119 states and 235 transitions. [2018-10-02 13:27:12,538 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 235 transitions. [2018-10-02 13:27:12,538 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2018-10-02 13:27:12,540 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 13:27:12,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 13:27:12,926 INFO L134 CoverageAnalysis]: Checked inductivity of 6441 backedges. 0 proven. 6441 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 13:27:14,069 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 13:27:14,070 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 237 states to 120 states and 237 transitions. [2018-10-02 13:27:14,070 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 237 transitions. [2018-10-02 13:27:14,070 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2018-10-02 13:27:14,070 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 13:27:14,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 13:27:14,460 INFO L134 CoverageAnalysis]: Checked inductivity of 6555 backedges. 0 proven. 6555 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 13:27:15,798 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 13:27:15,799 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 239 states to 121 states and 239 transitions. [2018-10-02 13:27:15,799 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 239 transitions. [2018-10-02 13:27:15,799 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2018-10-02 13:27:15,800 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 13:27:15,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 13:27:16,181 INFO L134 CoverageAnalysis]: Checked inductivity of 6670 backedges. 0 proven. 6670 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 13:27:17,343 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 13:27:17,343 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 241 states to 122 states and 241 transitions. [2018-10-02 13:27:17,343 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 241 transitions. [2018-10-02 13:27:17,344 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2018-10-02 13:27:17,344 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 13:27:17,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 13:27:17,726 INFO L134 CoverageAnalysis]: Checked inductivity of 6786 backedges. 0 proven. 6786 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 13:27:18,890 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 13:27:18,890 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 243 states to 123 states and 243 transitions. [2018-10-02 13:27:18,890 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 243 transitions. [2018-10-02 13:27:18,891 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2018-10-02 13:27:18,891 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 13:27:18,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 13:27:19,311 INFO L134 CoverageAnalysis]: Checked inductivity of 6903 backedges. 0 proven. 6903 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 13:27:20,664 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 13:27:20,665 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 245 states to 124 states and 245 transitions. [2018-10-02 13:27:20,665 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 245 transitions. [2018-10-02 13:27:20,665 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2018-10-02 13:27:20,666 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 13:27:20,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 13:27:21,064 INFO L134 CoverageAnalysis]: Checked inductivity of 7021 backedges. 0 proven. 7021 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 13:27:22,249 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 13:27:22,250 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 247 states to 125 states and 247 transitions. [2018-10-02 13:27:22,250 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 247 transitions. [2018-10-02 13:27:22,250 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2018-10-02 13:27:22,251 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 13:27:22,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 13:27:22,649 INFO L134 CoverageAnalysis]: Checked inductivity of 7140 backedges. 0 proven. 7140 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 13:27:23,823 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 13:27:23,824 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 249 states to 126 states and 249 transitions. [2018-10-02 13:27:23,824 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 249 transitions. [2018-10-02 13:27:23,824 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2018-10-02 13:27:23,825 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 13:27:23,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 13:27:24,232 INFO L134 CoverageAnalysis]: Checked inductivity of 7260 backedges. 0 proven. 7260 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 13:27:25,630 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 13:27:25,630 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 251 states to 127 states and 251 transitions. [2018-10-02 13:27:25,630 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 251 transitions. [2018-10-02 13:27:25,630 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2018-10-02 13:27:25,630 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 13:27:25,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 13:27:26,052 INFO L134 CoverageAnalysis]: Checked inductivity of 7381 backedges. 0 proven. 7381 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 13:27:27,263 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 13:27:27,263 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 253 states to 128 states and 253 transitions. [2018-10-02 13:27:27,263 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 253 transitions. [2018-10-02 13:27:27,264 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2018-10-02 13:27:27,264 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 13:27:27,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 13:27:27,657 INFO L134 CoverageAnalysis]: Checked inductivity of 7503 backedges. 0 proven. 7503 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 13:27:28,889 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 13:27:28,890 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 255 states to 129 states and 255 transitions. [2018-10-02 13:27:28,890 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 255 transitions. [2018-10-02 13:27:28,890 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2018-10-02 13:27:28,890 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 13:27:28,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 13:27:29,291 INFO L134 CoverageAnalysis]: Checked inductivity of 7626 backedges. 0 proven. 7626 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 13:27:30,724 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 13:27:30,725 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 257 states to 130 states and 257 transitions. [2018-10-02 13:27:30,725 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 257 transitions. [2018-10-02 13:27:30,726 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2018-10-02 13:27:30,726 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 13:27:30,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 13:27:31,140 INFO L134 CoverageAnalysis]: Checked inductivity of 7750 backedges. 0 proven. 7750 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 13:27:32,409 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 13:27:32,410 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 259 states to 131 states and 259 transitions. [2018-10-02 13:27:32,410 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 259 transitions. [2018-10-02 13:27:32,411 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2018-10-02 13:27:32,411 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 13:27:32,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 13:27:32,833 INFO L134 CoverageAnalysis]: Checked inductivity of 7875 backedges. 0 proven. 7875 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 13:27:34,088 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 13:27:34,089 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 261 states to 132 states and 261 transitions. [2018-10-02 13:27:34,089 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 261 transitions. [2018-10-02 13:27:34,089 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2018-10-02 13:27:34,089 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 13:27:34,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 13:27:34,546 INFO L134 CoverageAnalysis]: Checked inductivity of 8001 backedges. 0 proven. 8001 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 13:27:36,332 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 13:27:36,333 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 263 states to 133 states and 263 transitions. [2018-10-02 13:27:36,333 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 263 transitions. [2018-10-02 13:27:36,334 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2018-10-02 13:27:36,334 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 13:27:36,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 13:27:36,793 INFO L134 CoverageAnalysis]: Checked inductivity of 8128 backedges. 0 proven. 8128 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 13:27:38,057 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 13:27:38,057 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 265 states to 134 states and 265 transitions. [2018-10-02 13:27:38,058 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 265 transitions. [2018-10-02 13:27:38,058 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2018-10-02 13:27:38,059 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 13:27:38,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 13:27:38,504 INFO L134 CoverageAnalysis]: Checked inductivity of 8256 backedges. 0 proven. 8256 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 13:27:39,802 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 13:27:39,802 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 267 states to 135 states and 267 transitions. [2018-10-02 13:27:39,802 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 267 transitions. [2018-10-02 13:27:39,803 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2018-10-02 13:27:39,803 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 13:27:39,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 13:27:40,459 INFO L134 CoverageAnalysis]: Checked inductivity of 8385 backedges. 0 proven. 8385 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 13:27:41,776 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 13:27:41,777 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 269 states to 136 states and 269 transitions. [2018-10-02 13:27:41,777 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 269 transitions. [2018-10-02 13:27:41,777 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2018-10-02 13:27:41,778 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 13:27:41,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 13:27:42,225 INFO L134 CoverageAnalysis]: Checked inductivity of 8515 backedges. 0 proven. 8515 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 13:27:43,535 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 13:27:43,535 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 271 states to 137 states and 271 transitions. [2018-10-02 13:27:43,535 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 271 transitions. [2018-10-02 13:27:43,536 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2018-10-02 13:27:43,536 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 13:27:43,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 13:27:44,006 INFO L134 CoverageAnalysis]: Checked inductivity of 8646 backedges. 0 proven. 8646 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 13:27:45,494 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 13:27:45,494 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 273 states to 138 states and 273 transitions. [2018-10-02 13:27:45,494 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 273 transitions. [2018-10-02 13:27:45,495 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2018-10-02 13:27:45,495 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 13:27:45,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 13:27:45,961 INFO L134 CoverageAnalysis]: Checked inductivity of 8778 backedges. 0 proven. 8778 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 13:27:47,309 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 13:27:47,309 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 275 states to 139 states and 275 transitions. [2018-10-02 13:27:47,309 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 275 transitions. [2018-10-02 13:27:47,310 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2018-10-02 13:27:47,310 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 13:27:47,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 13:27:47,773 INFO L134 CoverageAnalysis]: Checked inductivity of 8911 backedges. 0 proven. 8911 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 13:27:49,123 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 13:27:49,124 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 277 states to 140 states and 277 transitions. [2018-10-02 13:27:49,124 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 277 transitions. [2018-10-02 13:27:49,124 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2018-10-02 13:27:49,125 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 13:27:49,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 13:27:49,592 INFO L134 CoverageAnalysis]: Checked inductivity of 9045 backedges. 0 proven. 9045 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 13:27:51,111 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 13:27:51,112 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 279 states to 141 states and 279 transitions. [2018-10-02 13:27:51,112 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 279 transitions. [2018-10-02 13:27:51,112 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2018-10-02 13:27:51,112 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 13:27:51,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 13:27:51,601 INFO L134 CoverageAnalysis]: Checked inductivity of 9180 backedges. 0 proven. 9180 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 13:27:52,967 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 13:27:52,968 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 281 states to 142 states and 281 transitions. [2018-10-02 13:27:52,968 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 281 transitions. [2018-10-02 13:27:52,968 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2018-10-02 13:27:52,968 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 13:27:53,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 13:27:53,448 INFO L134 CoverageAnalysis]: Checked inductivity of 9316 backedges. 0 proven. 9316 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 13:27:54,855 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 13:27:54,855 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 283 states to 143 states and 283 transitions. [2018-10-02 13:27:54,855 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 283 transitions. [2018-10-02 13:27:54,856 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2018-10-02 13:27:54,856 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 13:27:54,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 13:27:55,348 INFO L134 CoverageAnalysis]: Checked inductivity of 9453 backedges. 0 proven. 9453 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 13:27:56,943 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 13:27:56,943 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 285 states to 144 states and 285 transitions. [2018-10-02 13:27:56,944 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 285 transitions. [2018-10-02 13:27:56,944 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2018-10-02 13:27:56,944 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 13:27:57,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 13:27:57,422 INFO L134 CoverageAnalysis]: Checked inductivity of 9591 backedges. 0 proven. 9591 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 13:27:58,825 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 13:27:58,825 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 287 states to 145 states and 287 transitions. [2018-10-02 13:27:58,826 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 287 transitions. [2018-10-02 13:27:58,826 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2018-10-02 13:27:58,827 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 13:27:58,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 13:27:59,364 INFO L134 CoverageAnalysis]: Checked inductivity of 9730 backedges. 0 proven. 9730 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 13:28:00,944 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 13:28:00,945 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 289 states to 146 states and 289 transitions. [2018-10-02 13:28:00,945 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 289 transitions. [2018-10-02 13:28:00,946 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2018-10-02 13:28:00,946 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 13:28:01,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 13:28:01,445 INFO L134 CoverageAnalysis]: Checked inductivity of 9870 backedges. 0 proven. 9870 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 13:28:02,896 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 13:28:02,896 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 291 states to 147 states and 291 transitions. [2018-10-02 13:28:02,897 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 291 transitions. [2018-10-02 13:28:02,897 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2018-10-02 13:28:02,897 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 13:28:02,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 13:28:03,390 INFO L134 CoverageAnalysis]: Checked inductivity of 10011 backedges. 0 proven. 10011 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 13:28:04,848 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 13:28:04,848 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 293 states to 148 states and 293 transitions. [2018-10-02 13:28:04,848 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 293 transitions. [2018-10-02 13:28:04,849 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2018-10-02 13:28:04,849 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 13:28:04,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 13:28:05,354 INFO L134 CoverageAnalysis]: Checked inductivity of 10153 backedges. 0 proven. 10153 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 13:28:07,005 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 13:28:07,005 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 295 states to 149 states and 295 transitions. [2018-10-02 13:28:07,005 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 295 transitions. [2018-10-02 13:28:07,006 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2018-10-02 13:28:07,006 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 13:28:07,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 13:28:07,519 INFO L134 CoverageAnalysis]: Checked inductivity of 10296 backedges. 0 proven. 10296 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 13:28:09,012 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 13:28:09,012 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 297 states to 150 states and 297 transitions. [2018-10-02 13:28:09,012 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 297 transitions. [2018-10-02 13:28:09,013 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2018-10-02 13:28:09,013 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 13:28:09,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 13:28:09,509 INFO L134 CoverageAnalysis]: Checked inductivity of 10440 backedges. 0 proven. 10440 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 13:28:11,189 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 13:28:11,189 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 299 states to 151 states and 299 transitions. [2018-10-02 13:28:11,189 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 299 transitions. [2018-10-02 13:28:11,190 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2018-10-02 13:28:11,190 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 13:28:11,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 13:28:11,741 INFO L134 CoverageAnalysis]: Checked inductivity of 10585 backedges. 0 proven. 10585 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 13:28:13,234 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 13:28:13,234 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 301 states to 152 states and 301 transitions. [2018-10-02 13:28:13,234 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 301 transitions. [2018-10-02 13:28:13,235 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2018-10-02 13:28:13,235 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 13:28:13,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 13:28:13,781 INFO L134 CoverageAnalysis]: Checked inductivity of 10731 backedges. 0 proven. 10731 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 13:28:15,277 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 13:28:15,277 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 303 states to 153 states and 303 transitions. [2018-10-02 13:28:15,277 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 303 transitions. [2018-10-02 13:28:15,278 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2018-10-02 13:28:15,278 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 13:28:15,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 13:28:15,810 INFO L134 CoverageAnalysis]: Checked inductivity of 10878 backedges. 0 proven. 10878 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 13:28:17,560 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 13:28:17,561 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 305 states to 154 states and 305 transitions. [2018-10-02 13:28:17,561 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 305 transitions. [2018-10-02 13:28:17,561 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2018-10-02 13:28:17,562 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 13:28:17,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 13:28:18,080 INFO L134 CoverageAnalysis]: Checked inductivity of 11026 backedges. 0 proven. 11026 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 13:28:19,635 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 13:28:19,635 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 307 states to 155 states and 307 transitions. [2018-10-02 13:28:19,635 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 307 transitions. [2018-10-02 13:28:19,636 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2018-10-02 13:28:19,636 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 13:28:19,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 13:28:20,167 INFO L134 CoverageAnalysis]: Checked inductivity of 11175 backedges. 0 proven. 11175 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 13:28:21,849 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 13:28:21,849 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 309 states to 156 states and 309 transitions. [2018-10-02 13:28:21,850 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 309 transitions. [2018-10-02 13:28:21,850 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2018-10-02 13:28:21,850 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 13:28:21,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 13:28:22,388 INFO L134 CoverageAnalysis]: Checked inductivity of 11325 backedges. 0 proven. 11325 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 13:28:23,922 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 13:28:23,922 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 311 states to 157 states and 311 transitions. [2018-10-02 13:28:23,922 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 311 transitions. [2018-10-02 13:28:23,923 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2018-10-02 13:28:23,923 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 13:28:23,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 13:28:24,455 INFO L134 CoverageAnalysis]: Checked inductivity of 11476 backedges. 0 proven. 11476 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 13:28:26,044 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 13:28:26,044 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 313 states to 158 states and 313 transitions. [2018-10-02 13:28:26,045 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 313 transitions. [2018-10-02 13:28:26,045 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2018-10-02 13:28:26,045 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 13:28:26,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 13:28:26,730 INFO L134 CoverageAnalysis]: Checked inductivity of 11628 backedges. 0 proven. 11628 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 13:28:28,300 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 13:28:28,300 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 315 states to 159 states and 315 transitions. [2018-10-02 13:28:28,300 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 315 transitions. [2018-10-02 13:28:28,301 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2018-10-02 13:28:28,301 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 13:28:28,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 13:28:28,866 INFO L134 CoverageAnalysis]: Checked inductivity of 11781 backedges. 0 proven. 11781 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 13:28:30,455 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 13:28:30,455 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 317 states to 160 states and 317 transitions. [2018-10-02 13:28:30,455 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 317 transitions. [2018-10-02 13:28:30,456 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2018-10-02 13:28:30,456 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 13:28:30,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 13:28:31,037 INFO L134 CoverageAnalysis]: Checked inductivity of 11935 backedges. 0 proven. 11935 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 13:28:32,810 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 13:28:32,810 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 319 states to 161 states and 319 transitions. [2018-10-02 13:28:32,811 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 319 transitions. [2018-10-02 13:28:32,811 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2018-10-02 13:28:32,811 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 13:28:32,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 13:28:33,391 INFO L134 CoverageAnalysis]: Checked inductivity of 12090 backedges. 0 proven. 12090 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 13:28:35,009 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 13:28:35,010 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 321 states to 162 states and 321 transitions. [2018-10-02 13:28:35,010 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 321 transitions. [2018-10-02 13:28:35,011 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2018-10-02 13:28:35,011 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 13:28:35,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 13:28:35,607 INFO L134 CoverageAnalysis]: Checked inductivity of 12246 backedges. 0 proven. 12246 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 13:28:37,381 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 13:28:37,381 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 323 states to 163 states and 323 transitions. [2018-10-02 13:28:37,381 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 323 transitions. [2018-10-02 13:28:37,382 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2018-10-02 13:28:37,382 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 13:28:37,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 13:28:37,983 INFO L134 CoverageAnalysis]: Checked inductivity of 12403 backedges. 0 proven. 12403 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 13:28:39,628 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 13:28:39,629 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 325 states to 164 states and 325 transitions. [2018-10-02 13:28:39,629 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 325 transitions. [2018-10-02 13:28:39,629 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2018-10-02 13:28:39,630 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 13:28:39,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 13:28:40,244 INFO L134 CoverageAnalysis]: Checked inductivity of 12561 backedges. 0 proven. 12561 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 13:28:42,061 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 13:28:42,061 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 327 states to 165 states and 327 transitions. [2018-10-02 13:28:42,061 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 327 transitions. [2018-10-02 13:28:42,062 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2018-10-02 13:28:42,062 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 13:28:42,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 13:28:42,666 INFO L134 CoverageAnalysis]: Checked inductivity of 12720 backedges. 0 proven. 12720 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 13:28:44,329 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 13:28:44,330 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 329 states to 166 states and 329 transitions. [2018-10-02 13:28:44,330 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 329 transitions. [2018-10-02 13:28:44,330 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2018-10-02 13:28:44,331 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 13:28:44,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 13:28:44,955 INFO L134 CoverageAnalysis]: Checked inductivity of 12880 backedges. 0 proven. 12880 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 13:28:46,718 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 13:28:46,718 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 331 states to 167 states and 331 transitions. [2018-10-02 13:28:46,719 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 331 transitions. [2018-10-02 13:28:46,719 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2018-10-02 13:28:46,719 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 13:28:46,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 13:28:47,402 INFO L134 CoverageAnalysis]: Checked inductivity of 13041 backedges. 0 proven. 13041 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 13:28:49,102 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 13:28:49,102 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 333 states to 168 states and 333 transitions. [2018-10-02 13:28:49,103 INFO L276 IsEmpty]: Start isEmpty. Operand 168 states and 333 transitions. [2018-10-02 13:28:49,103 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2018-10-02 13:28:49,103 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 13:28:49,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 13:28:49,751 INFO L134 CoverageAnalysis]: Checked inductivity of 13203 backedges. 0 proven. 13203 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 13:28:51,453 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 13:28:51,453 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 335 states to 169 states and 335 transitions. [2018-10-02 13:28:51,453 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 335 transitions. [2018-10-02 13:28:51,454 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2018-10-02 13:28:51,454 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 13:28:51,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 13:28:52,231 INFO L134 CoverageAnalysis]: Checked inductivity of 13366 backedges. 0 proven. 13366 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 13:28:53,965 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 13:28:53,966 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 337 states to 170 states and 337 transitions. [2018-10-02 13:28:53,966 INFO L276 IsEmpty]: Start isEmpty. Operand 170 states and 337 transitions. [2018-10-02 13:28:53,966 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 168 [2018-10-02 13:28:53,966 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 13:28:54,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 13:28:54,619 INFO L134 CoverageAnalysis]: Checked inductivity of 13530 backedges. 0 proven. 13530 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 13:28:56,339 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 13:28:56,340 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 339 states to 171 states and 339 transitions. [2018-10-02 13:28:56,340 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states and 339 transitions. [2018-10-02 13:28:56,340 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2018-10-02 13:28:56,341 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 13:28:56,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 13:28:57,091 INFO L134 CoverageAnalysis]: Checked inductivity of 13695 backedges. 0 proven. 13695 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 13:28:58,870 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 13:28:58,871 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 341 states to 172 states and 341 transitions. [2018-10-02 13:28:58,871 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 341 transitions. [2018-10-02 13:28:58,872 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 170 [2018-10-02 13:28:58,872 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 13:28:58,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 13:28:59,541 INFO L134 CoverageAnalysis]: Checked inductivity of 13861 backedges. 0 proven. 13861 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 13:29:01,293 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 13:29:01,294 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 343 states to 173 states and 343 transitions. [2018-10-02 13:29:01,294 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states and 343 transitions. [2018-10-02 13:29:01,294 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2018-10-02 13:29:01,294 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 13:29:01,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 13:29:01,983 INFO L134 CoverageAnalysis]: Checked inductivity of 14028 backedges. 0 proven. 14028 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 13:29:03,839 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 13:29:03,839 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 345 states to 174 states and 345 transitions. [2018-10-02 13:29:03,839 INFO L276 IsEmpty]: Start isEmpty. Operand 174 states and 345 transitions. [2018-10-02 13:29:03,840 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 172 [2018-10-02 13:29:03,840 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 13:29:03,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 13:29:04,520 INFO L134 CoverageAnalysis]: Checked inductivity of 14196 backedges. 0 proven. 14196 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 13:29:06,297 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 13:29:06,297 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 347 states to 175 states and 347 transitions. [2018-10-02 13:29:06,298 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 347 transitions. [2018-10-02 13:29:06,298 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2018-10-02 13:29:06,298 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 13:29:06,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 13:29:07,003 INFO L134 CoverageAnalysis]: Checked inductivity of 14365 backedges. 0 proven. 14365 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 13:29:08,932 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 13:29:08,933 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 349 states to 176 states and 349 transitions. [2018-10-02 13:29:08,933 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 349 transitions. [2018-10-02 13:29:08,934 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 174 [2018-10-02 13:29:08,934 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 13:29:09,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 13:29:09,595 INFO L134 CoverageAnalysis]: Checked inductivity of 14535 backedges. 0 proven. 14535 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 13:29:11,420 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 13:29:11,421 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 351 states to 177 states and 351 transitions. [2018-10-02 13:29:11,421 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 351 transitions. [2018-10-02 13:29:11,421 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 175 [2018-10-02 13:29:11,421 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 13:29:11,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 13:29:12,143 INFO L134 CoverageAnalysis]: Checked inductivity of 14706 backedges. 0 proven. 14706 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. Received shutdown request... [2018-10-02 13:29:14,241 INFO L760 CodeCheckObserver]: 0 DeclaredPredicates, 137158 GetRequests, 121765 SyntacticMatches, 14706 SemanticMatches, 687 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 215.5s Time 30.3s impTime [2018-10-02 13:29:14,243 INFO L202 PluginConnector]: Adding new model LuxembourgOctopus.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 02.10 01:29:14 ImpRootNode [2018-10-02 13:29:14,243 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-10-02 13:29:14,244 INFO L168 Benchmark]: Toolchain (without parser) took 242597.66 ms. Allocated memory was 1.5 GB in the beginning and 1.7 GB in the end (delta: 197.1 MB). Free memory was 1.4 GB in the beginning and 1.3 GB in the end (delta: 118.5 MB). Peak memory consumption was 315.6 MB. Max. memory is 7.1 GB. [2018-10-02 13:29:14,246 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.18 ms. Allocated memory is still 1.5 GB. Free memory is still 1.4 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-10-02 13:29:14,248 INFO L168 Benchmark]: Boogie Procedure Inliner took 37.34 ms. Allocated memory is still 1.5 GB. Free memory is still 1.4 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-10-02 13:29:14,248 INFO L168 Benchmark]: Boogie Preprocessor took 19.46 ms. Allocated memory is still 1.5 GB. Free memory is still 1.4 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-10-02 13:29:14,248 INFO L168 Benchmark]: RCFGBuilder took 208.28 ms. Allocated memory is still 1.5 GB. Free memory was 1.4 GB in the beginning and 1.4 GB in the end (delta: 21.1 MB). Peak memory consumption was 21.1 MB. Max. memory is 7.1 GB. [2018-10-02 13:29:14,249 INFO L168 Benchmark]: CodeCheck took 242327.59 ms. Allocated memory was 1.5 GB in the beginning and 1.7 GB in the end (delta: 197.1 MB). Free memory was 1.4 GB in the beginning and 1.3 GB in the end (delta: 97.3 MB). Peak memory consumption was 294.5 MB. Max. memory is 7.1 GB. [2018-10-02 13:29:14,254 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, 242.2s OverallTime, 172 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, 221.2s Time, PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.2s SsaConstructionTime, 6.0s SatisfiabilityAnalysisTime, 56.6s InterpolantComputationTime, 15222 NumberOfCodeBlocks, 15222 NumberOfCodeBlocksAsserted, 172 NumberOfCheckSat, 15050 ConstructedInterpolants, 0 QuantifiedInterpolants, 8614190 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 172 InterpolantComputations, 1 PerfectInterpolantSequences, 0/848046 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 0.18 ms. Allocated memory is still 1.5 GB. Free memory is still 1.4 GB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 37.34 ms. Allocated memory is still 1.5 GB. Free memory is still 1.4 GB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Preprocessor took 19.46 ms. Allocated memory is still 1.5 GB. Free memory is still 1.4 GB. There was no memory consumed. Max. memory is 7.1 GB. * RCFGBuilder took 208.28 ms. Allocated memory is still 1.5 GB. Free memory was 1.4 GB in the beginning and 1.4 GB in the end (delta: 21.1 MB). Peak memory consumption was 21.1 MB. Max. memory is 7.1 GB. * CodeCheck took 242327.59 ms. Allocated memory was 1.5 GB in the beginning and 1.7 GB in the end (delta: 197.1 MB). Free memory was 1.4 GB in the beginning and 1.3 GB in the end (delta: 97.3 MB). Peak memory consumption was 294.5 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-0-2018-10-02_13-29-14-269.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-0-2018-10-02_13-29-14-269.csv Completed graceful shutdown