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/DivisibilityInterpolantRequired01-BackwardSuccess.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.23-2eb0a67 [2018-10-03 10:20:44,353 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-03 10:20:44,355 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-03 10:20:44,367 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-03 10:20:44,368 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-03 10:20:44,369 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-03 10:20:44,370 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-03 10:20:44,372 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-03 10:20:44,373 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-03 10:20:44,374 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-03 10:20:44,375 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-03 10:20:44,375 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-03 10:20:44,376 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-03 10:20:44,377 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-03 10:20:44,378 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-03 10:20:44,379 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-03 10:20:44,380 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-03 10:20:44,382 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-03 10:20:44,384 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-03 10:20:44,385 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-03 10:20:44,386 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-03 10:20:44,388 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-03 10:20:44,390 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-03 10:20:44,390 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-03 10:20:44,391 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-03 10:20:44,392 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-03 10:20:44,393 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-03 10:20:44,393 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-03 10:20:44,394 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-03 10:20:44,395 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-03 10:20:44,396 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-03 10:20:44,396 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-03 10:20:44,397 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-03 10:20:44,397 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-03 10:20:44,398 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-03 10:20:44,399 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-03 10:20:44,399 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 [2018-10-03 10:20:44,415 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-03 10:20:44,415 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-03 10:20:44,416 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-03 10:20:44,416 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-10-03 10:20:44,417 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-10-03 10:20:44,417 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-10-03 10:20:44,417 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-03 10:20:44,417 INFO L133 SettingsManager]: * sizeof long=4 [2018-10-03 10:20:44,418 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-10-03 10:20:44,418 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-10-03 10:20:44,418 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-03 10:20:44,418 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-03 10:20:44,418 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-03 10:20:44,418 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-03 10:20:44,419 INFO L133 SettingsManager]: * sizeof long double=12 [2018-10-03 10:20:44,419 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-03 10:20:44,419 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-03 10:20:44,422 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-10-03 10:20:44,423 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-10-03 10:20:44,423 INFO L133 SettingsManager]: * Use predicate trie based predicate unification=true [2018-10-03 10:20:44,423 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-03 10:20:44,423 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-03 10:20:44,423 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-10-03 10:20:44,424 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-03 10:20:44,424 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-03 10:20:44,424 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-03 10:20:44,424 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-10-03 10:20:44,424 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-03 10:20:44,425 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-10-03 10:20:44,425 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-10-03 10:20:44,469 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-03 10:20:44,483 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-03 10:20:44,489 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-03 10:20:44,491 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2018-10-03 10:20:44,492 INFO L276 PluginConnector]: Boogie PL CUP Parser initialized [2018-10-03 10:20:44,493 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/toy/tooDifficultLoopInvariant/DivisibilityInterpolantRequired01-BackwardSuccess.bpl [2018-10-03 10:20:44,493 INFO L111 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/toy/tooDifficultLoopInvariant/DivisibilityInterpolantRequired01-BackwardSuccess.bpl' [2018-10-03 10:20:44,548 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-03 10:20:44,551 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-10-03 10:20:44,552 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-03 10:20:44,552 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-03 10:20:44,552 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-03 10:20:44,574 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "DivisibilityInterpolantRequired01-BackwardSuccess.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.10 10:20:44" (1/1) ... [2018-10-03 10:20:44,583 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "DivisibilityInterpolantRequired01-BackwardSuccess.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.10 10:20:44" (1/1) ... [2018-10-03 10:20:44,588 WARN L165 Inliner]: Program contained no entry procedure! [2018-10-03 10:20:44,588 WARN L168 Inliner]: Missing entry procedures: [ULTIMATE.start] [2018-10-03 10:20:44,589 WARN L175 Inliner]: Fallback enabled. All procedures will be processed. [2018-10-03 10:20:44,591 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-03 10:20:44,592 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-03 10:20:44,592 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-03 10:20:44,592 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-03 10:20:44,603 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "DivisibilityInterpolantRequired01-BackwardSuccess.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.10 10:20:44" (1/1) ... [2018-10-03 10:20:44,603 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "DivisibilityInterpolantRequired01-BackwardSuccess.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.10 10:20:44" (1/1) ... [2018-10-03 10:20:44,604 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "DivisibilityInterpolantRequired01-BackwardSuccess.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.10 10:20:44" (1/1) ... [2018-10-03 10:20:44,604 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "DivisibilityInterpolantRequired01-BackwardSuccess.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.10 10:20:44" (1/1) ... [2018-10-03 10:20:44,606 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "DivisibilityInterpolantRequired01-BackwardSuccess.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.10 10:20:44" (1/1) ... [2018-10-03 10:20:44,611 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "DivisibilityInterpolantRequired01-BackwardSuccess.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.10 10:20:44" (1/1) ... [2018-10-03 10:20:44,612 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "DivisibilityInterpolantRequired01-BackwardSuccess.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.10 10:20:44" (1/1) ... [2018-10-03 10:20:44,613 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-03 10:20:44,614 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-03 10:20:44,615 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-03 10:20:44,615 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-03 10:20:44,618 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "DivisibilityInterpolantRequired01-BackwardSuccess.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.10 10:20:44" (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 [2018-10-03 10:20:44,698 INFO L130 BoogieDeclarations]: Found specification of procedure proc [2018-10-03 10:20:44,699 INFO L138 BoogieDeclarations]: Found implementation of procedure proc [2018-10-03 10:20:44,892 INFO L337 CfgBuilder]: Using library mode [2018-10-03 10:20:44,893 INFO L202 PluginConnector]: Adding new model DivisibilityInterpolantRequired01-BackwardSuccess.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.10 10:20:44 BoogieIcfgContainer [2018-10-03 10:20:44,893 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-10-03 10:20:44,894 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-10-03 10:20:44,894 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-10-03 10:20:44,906 INFO L276 PluginConnector]: CodeCheck initialized [2018-10-03 10:20:44,907 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "DivisibilityInterpolantRequired01-BackwardSuccess.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.10 10:20:44" (1/1) ... [2018-10-03 10:20:44,924 INFO L106 BPredicateUnifier]: Initialized predicate-trie based predicate unifier [2018-10-03 10:20:44,960 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:20:44,968 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 4 transitions. [2018-10-03 10:20:44,969 INFO L276 IsEmpty]: Start isEmpty. Operand 4 states and 4 transitions. [2018-10-03 10:20:44,974 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2018-10-03 10:20:44,974 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:20:45,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:20:45,162 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:20:45,422 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:20:45,423 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 5 states and 7 transitions. [2018-10-03 10:20:45,423 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 7 transitions. [2018-10-03 10:20:45,427 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-03 10:20:45,427 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:20:45,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:20:45,489 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:20:45,785 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:20:45,786 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 6 states and 9 transitions. [2018-10-03 10:20:45,786 INFO L276 IsEmpty]: Start isEmpty. Operand 6 states and 9 transitions. [2018-10-03 10:20:45,787 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-10-03 10:20:45,787 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:20:45,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:20:45,866 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:20:46,325 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:20:46,326 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 7 states and 11 transitions. [2018-10-03 10:20:46,326 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 11 transitions. [2018-10-03 10:20:46,326 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-10-03 10:20:46,326 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:20:46,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:20:46,405 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:20:46,749 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:20:46,749 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 8 states and 13 transitions. [2018-10-03 10:20:46,750 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 13 transitions. [2018-10-03 10:20:46,750 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 10:20:46,750 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:20:46,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:20:46,828 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:20:47,421 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:20:47,422 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 9 states and 15 transitions. [2018-10-03 10:20:47,422 INFO L276 IsEmpty]: Start isEmpty. Operand 9 states and 15 transitions. [2018-10-03 10:20:47,423 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-10-03 10:20:47,423 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:20:47,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:20:47,494 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:20:47,738 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:20:47,739 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 10 states and 17 transitions. [2018-10-03 10:20:47,739 INFO L276 IsEmpty]: Start isEmpty. Operand 10 states and 17 transitions. [2018-10-03 10:20:47,739 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-10-03 10:20:47,740 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:20:47,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:20:47,854 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:20:48,658 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:20:48,659 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-10-03 10:20:48,659 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-10-03 10:20:48,659 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-10-03 10:20:48,660 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:20:48,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:20:48,730 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:20:49,126 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:20:49,126 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 12 states and 21 transitions. [2018-10-03 10:20:49,127 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 21 transitions. [2018-10-03 10:20:49,127 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-10-03 10:20:49,128 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:20:49,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:20:49,239 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:20:49,973 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:20:49,974 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 13 states and 23 transitions. [2018-10-03 10:20:49,974 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 23 transitions. [2018-10-03 10:20:49,975 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-10-03 10:20:49,975 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:20:49,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:20:50,084 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:20:50,382 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:20:50,383 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 14 states and 25 transitions. [2018-10-03 10:20:50,383 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 25 transitions. [2018-10-03 10:20:50,384 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-10-03 10:20:50,384 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:20:50,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:20:50,455 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 55 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:20:50,712 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:20:50,712 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 15 states and 27 transitions. [2018-10-03 10:20:50,713 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 27 transitions. [2018-10-03 10:20:50,713 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-10-03 10:20:50,713 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:20:50,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:20:50,797 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 0 proven. 66 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:20:51,074 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:20:51,074 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 16 states and 29 transitions. [2018-10-03 10:20:51,074 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 29 transitions. [2018-10-03 10:20:51,075 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-10-03 10:20:51,075 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:20:51,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:20:51,169 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 0 proven. 78 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:20:51,435 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:20:51,436 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 17 states and 31 transitions. [2018-10-03 10:20:51,436 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 31 transitions. [2018-10-03 10:20:51,436 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-10-03 10:20:51,437 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:20:51,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:20:51,577 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:20:51,853 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:20:51,854 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 18 states and 33 transitions. [2018-10-03 10:20:51,854 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 33 transitions. [2018-10-03 10:20:51,855 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-10-03 10:20:51,855 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:20:51,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:20:51,981 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 0 proven. 105 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:20:52,372 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:20:52,372 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 19 states and 35 transitions. [2018-10-03 10:20:52,372 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 35 transitions. [2018-10-03 10:20:52,373 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-10-03 10:20:52,373 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:20:52,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:20:52,484 INFO L134 CoverageAnalysis]: Checked inductivity of 120 backedges. 0 proven. 120 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:20:52,869 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:20:52,870 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 20 states and 37 transitions. [2018-10-03 10:20:52,871 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 37 transitions. [2018-10-03 10:20:52,871 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-10-03 10:20:52,872 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:20:52,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:20:53,004 INFO L134 CoverageAnalysis]: Checked inductivity of 136 backedges. 0 proven. 136 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:20:53,295 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:20:53,296 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 21 states and 39 transitions. [2018-10-03 10:20:53,296 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 39 transitions. [2018-10-03 10:20:53,297 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-10-03 10:20:53,297 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:20:53,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:20:53,386 INFO L134 CoverageAnalysis]: Checked inductivity of 153 backedges. 0 proven. 153 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:20:53,690 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:20:53,690 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 22 states and 41 transitions. [2018-10-03 10:20:53,691 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 41 transitions. [2018-10-03 10:20:53,691 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-10-03 10:20:53,691 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:20:53,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:20:53,813 INFO L134 CoverageAnalysis]: Checked inductivity of 171 backedges. 0 proven. 171 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:20:54,194 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:20:54,194 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 23 states and 43 transitions. [2018-10-03 10:20:54,195 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 43 transitions. [2018-10-03 10:20:54,196 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2018-10-03 10:20:54,196 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:20:54,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:20:54,281 INFO L134 CoverageAnalysis]: Checked inductivity of 190 backedges. 0 proven. 190 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:20:54,836 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:20:54,837 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 24 states and 45 transitions. [2018-10-03 10:20:54,837 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 45 transitions. [2018-10-03 10:20:54,838 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2018-10-03 10:20:54,839 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:20:54,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:20:55,141 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 0 proven. 210 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:20:55,507 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:20:55,508 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 25 states and 47 transitions. [2018-10-03 10:20:55,509 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 47 transitions. [2018-10-03 10:20:55,510 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2018-10-03 10:20:55,510 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:20:55,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:20:55,637 INFO L134 CoverageAnalysis]: Checked inductivity of 231 backedges. 0 proven. 231 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:20:55,965 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:20:55,966 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 26 states and 49 transitions. [2018-10-03 10:20:55,966 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 49 transitions. [2018-10-03 10:20:55,966 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2018-10-03 10:20:55,966 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:20:55,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:20:56,542 INFO L134 CoverageAnalysis]: Checked inductivity of 253 backedges. 0 proven. 253 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:20:56,917 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:20:56,918 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 27 states and 51 transitions. [2018-10-03 10:20:56,918 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 51 transitions. [2018-10-03 10:20:56,919 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2018-10-03 10:20:56,920 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:20:56,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:20:57,073 INFO L134 CoverageAnalysis]: Checked inductivity of 276 backedges. 0 proven. 276 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:20:57,841 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:20:57,842 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 28 states and 53 transitions. [2018-10-03 10:20:57,842 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 53 transitions. [2018-10-03 10:20:57,843 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2018-10-03 10:20:57,843 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:20:57,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:20:58,002 INFO L134 CoverageAnalysis]: Checked inductivity of 300 backedges. 0 proven. 300 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:20:58,391 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:20:58,391 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 29 states and 55 transitions. [2018-10-03 10:20:58,392 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 55 transitions. [2018-10-03 10:20:58,392 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2018-10-03 10:20:58,392 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:20:58,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:20:58,539 INFO L134 CoverageAnalysis]: Checked inductivity of 325 backedges. 0 proven. 325 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:20:58,918 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:20:58,918 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 30 states and 57 transitions. [2018-10-03 10:20:58,918 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 57 transitions. [2018-10-03 10:20:58,919 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2018-10-03 10:20:58,919 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:20:58,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:20:59,024 INFO L134 CoverageAnalysis]: Checked inductivity of 351 backedges. 0 proven. 351 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:20:59,436 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:20:59,437 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 31 states and 59 transitions. [2018-10-03 10:20:59,437 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 59 transitions. [2018-10-03 10:20:59,438 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2018-10-03 10:20:59,438 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:20:59,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:20:59,647 INFO L134 CoverageAnalysis]: Checked inductivity of 378 backedges. 0 proven. 378 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:21:00,508 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:21:00,509 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 32 states and 61 transitions. [2018-10-03 10:21:00,509 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 61 transitions. [2018-10-03 10:21:00,509 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2018-10-03 10:21:00,509 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:21:00,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:21:01,607 INFO L134 CoverageAnalysis]: Checked inductivity of 406 backedges. 0 proven. 406 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:21:02,519 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:21:02,520 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 33 states and 63 transitions. [2018-10-03 10:21:02,520 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 63 transitions. [2018-10-03 10:21:02,521 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2018-10-03 10:21:02,521 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:21:02,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:21:02,676 INFO L134 CoverageAnalysis]: Checked inductivity of 435 backedges. 0 proven. 435 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:21:03,195 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:21:03,196 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 34 states and 65 transitions. [2018-10-03 10:21:03,196 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 65 transitions. [2018-10-03 10:21:03,197 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2018-10-03 10:21:03,197 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:21:03,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:21:03,413 INFO L134 CoverageAnalysis]: Checked inductivity of 465 backedges. 0 proven. 465 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:21:03,928 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:21:03,928 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 35 states and 67 transitions. [2018-10-03 10:21:03,929 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 67 transitions. [2018-10-03 10:21:03,929 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2018-10-03 10:21:03,929 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:21:03,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:21:04,099 INFO L134 CoverageAnalysis]: Checked inductivity of 496 backedges. 0 proven. 496 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:21:04,633 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:21:04,633 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 36 states and 69 transitions. [2018-10-03 10:21:04,633 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 69 transitions. [2018-10-03 10:21:04,634 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2018-10-03 10:21:04,634 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:21:04,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:21:04,818 INFO L134 CoverageAnalysis]: Checked inductivity of 528 backedges. 0 proven. 528 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:21:05,360 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:21:05,361 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 37 states and 71 transitions. [2018-10-03 10:21:05,361 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 71 transitions. [2018-10-03 10:21:05,361 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2018-10-03 10:21:05,361 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:21:05,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:21:05,830 INFO L134 CoverageAnalysis]: Checked inductivity of 561 backedges. 0 proven. 561 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:21:06,356 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:21:06,356 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 38 states and 73 transitions. [2018-10-03 10:21:06,356 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 73 transitions. [2018-10-03 10:21:06,357 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2018-10-03 10:21:06,357 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:21:06,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:21:06,532 INFO L134 CoverageAnalysis]: Checked inductivity of 595 backedges. 0 proven. 595 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:21:07,023 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:21:07,023 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 39 states and 75 transitions. [2018-10-03 10:21:07,023 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 75 transitions. [2018-10-03 10:21:07,024 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2018-10-03 10:21:07,024 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:21:07,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:21:07,246 INFO L134 CoverageAnalysis]: Checked inductivity of 630 backedges. 0 proven. 630 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:21:08,024 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:21:08,025 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 40 states and 77 transitions. [2018-10-03 10:21:08,025 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 77 transitions. [2018-10-03 10:21:08,025 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2018-10-03 10:21:08,025 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:21:08,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:21:08,210 INFO L134 CoverageAnalysis]: Checked inductivity of 666 backedges. 0 proven. 666 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:21:09,103 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:21:09,103 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 41 states and 79 transitions. [2018-10-03 10:21:09,103 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 79 transitions. [2018-10-03 10:21:09,104 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2018-10-03 10:21:09,104 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:21:09,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:21:09,436 INFO L134 CoverageAnalysis]: Checked inductivity of 703 backedges. 0 proven. 703 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:21:10,017 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:21:10,017 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 42 states and 81 transitions. [2018-10-03 10:21:10,017 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 81 transitions. [2018-10-03 10:21:10,018 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2018-10-03 10:21:10,018 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:21:10,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:21:10,177 INFO L134 CoverageAnalysis]: Checked inductivity of 741 backedges. 0 proven. 741 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:21:10,730 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:21:10,730 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 43 states and 83 transitions. [2018-10-03 10:21:10,730 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 83 transitions. [2018-10-03 10:21:10,730 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2018-10-03 10:21:10,731 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:21:10,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:21:11,023 INFO L134 CoverageAnalysis]: Checked inductivity of 780 backedges. 0 proven. 780 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:21:11,575 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:21:11,576 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 44 states and 85 transitions. [2018-10-03 10:21:11,576 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 85 transitions. [2018-10-03 10:21:11,577 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2018-10-03 10:21:11,577 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:21:11,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:21:11,716 INFO L134 CoverageAnalysis]: Checked inductivity of 820 backedges. 0 proven. 820 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:21:13,372 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:21:13,373 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 45 states and 87 transitions. [2018-10-03 10:21:13,373 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 87 transitions. [2018-10-03 10:21:13,373 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2018-10-03 10:21:13,373 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:21:13,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:21:14,043 INFO L134 CoverageAnalysis]: Checked inductivity of 861 backedges. 0 proven. 861 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:21:14,649 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:21:14,649 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 46 states and 89 transitions. [2018-10-03 10:21:14,649 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 89 transitions. [2018-10-03 10:21:14,650 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2018-10-03 10:21:14,650 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:21:14,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:21:15,075 INFO L134 CoverageAnalysis]: Checked inductivity of 903 backedges. 0 proven. 903 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:21:15,721 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:21:15,721 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 47 states and 91 transitions. [2018-10-03 10:21:15,721 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 91 transitions. [2018-10-03 10:21:15,722 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2018-10-03 10:21:15,722 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:21:15,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:21:16,036 INFO L134 CoverageAnalysis]: Checked inductivity of 946 backedges. 0 proven. 946 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:21:16,658 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:21:16,658 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 48 states and 93 transitions. [2018-10-03 10:21:16,659 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 93 transitions. [2018-10-03 10:21:16,659 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-10-03 10:21:16,659 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:21:16,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:21:16,899 INFO L134 CoverageAnalysis]: Checked inductivity of 990 backedges. 0 proven. 990 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:21:18,795 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:21:18,796 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 49 states and 95 transitions. [2018-10-03 10:21:18,796 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 95 transitions. [2018-10-03 10:21:18,796 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2018-10-03 10:21:18,796 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:21:18,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:21:19,013 INFO L134 CoverageAnalysis]: Checked inductivity of 1035 backedges. 0 proven. 1035 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:21:19,793 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:21:19,794 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 50 states and 97 transitions. [2018-10-03 10:21:19,794 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 97 transitions. [2018-10-03 10:21:19,794 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2018-10-03 10:21:19,794 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:21:19,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:21:19,965 INFO L134 CoverageAnalysis]: Checked inductivity of 1081 backedges. 0 proven. 1081 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:21:20,718 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:21:20,719 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 51 states and 99 transitions. [2018-10-03 10:21:20,719 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 99 transitions. [2018-10-03 10:21:20,719 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2018-10-03 10:21:20,719 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:21:20,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:21:21,942 INFO L134 CoverageAnalysis]: Checked inductivity of 1128 backedges. 0 proven. 1128 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:21:23,372 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:21:23,373 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 52 states and 101 transitions. [2018-10-03 10:21:23,373 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 101 transitions. [2018-10-03 10:21:23,373 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2018-10-03 10:21:23,373 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:21:23,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:21:23,583 INFO L134 CoverageAnalysis]: Checked inductivity of 1176 backedges. 0 proven. 1176 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:21:24,322 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:21:24,323 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 53 states and 103 transitions. [2018-10-03 10:21:24,323 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 103 transitions. [2018-10-03 10:21:24,324 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2018-10-03 10:21:24,324 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:21:24,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:21:24,528 INFO L134 CoverageAnalysis]: Checked inductivity of 1225 backedges. 0 proven. 1225 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:21:25,303 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:21:25,304 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 54 states and 105 transitions. [2018-10-03 10:21:25,304 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 105 transitions. [2018-10-03 10:21:25,304 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-10-03 10:21:25,304 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:21:25,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:21:26,284 INFO L134 CoverageAnalysis]: Checked inductivity of 1275 backedges. 0 proven. 1275 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:21:27,050 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:21:27,051 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 55 states and 107 transitions. [2018-10-03 10:21:27,051 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 107 transitions. [2018-10-03 10:21:27,051 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2018-10-03 10:21:27,051 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:21:27,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:21:27,261 INFO L134 CoverageAnalysis]: Checked inductivity of 1326 backedges. 0 proven. 1326 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:21:28,116 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:21:28,117 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 56 states and 109 transitions. [2018-10-03 10:21:28,117 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 109 transitions. [2018-10-03 10:21:28,117 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2018-10-03 10:21:28,117 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:21:28,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:21:28,406 INFO L134 CoverageAnalysis]: Checked inductivity of 1378 backedges. 0 proven. 1378 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:21:29,160 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:21:29,160 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 57 states and 111 transitions. [2018-10-03 10:21:29,160 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 111 transitions. [2018-10-03 10:21:29,161 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2018-10-03 10:21:29,161 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:21:29,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:21:30,053 INFO L134 CoverageAnalysis]: Checked inductivity of 1431 backedges. 0 proven. 1431 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:21:30,894 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:21:30,894 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 58 states and 113 transitions. [2018-10-03 10:21:30,895 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 113 transitions. [2018-10-03 10:21:30,895 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2018-10-03 10:21:30,895 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:21:30,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:21:31,339 INFO L134 CoverageAnalysis]: Checked inductivity of 1485 backedges. 0 proven. 1485 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:21:32,163 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:21:32,163 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 59 states and 115 transitions. [2018-10-03 10:21:32,163 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 115 transitions. [2018-10-03 10:21:32,164 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2018-10-03 10:21:32,164 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:21:32,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:21:32,390 INFO L134 CoverageAnalysis]: Checked inductivity of 1540 backedges. 0 proven. 1540 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:21:33,339 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:21:33,340 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 60 states and 117 transitions. [2018-10-03 10:21:33,340 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 117 transitions. [2018-10-03 10:21:33,340 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2018-10-03 10:21:33,341 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:21:33,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:21:33,523 INFO L134 CoverageAnalysis]: Checked inductivity of 1596 backedges. 0 proven. 1596 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:21:34,433 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:21:34,434 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 61 states and 119 transitions. [2018-10-03 10:21:34,434 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 119 transitions. [2018-10-03 10:21:34,434 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2018-10-03 10:21:34,434 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:21:34,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:21:34,640 INFO L134 CoverageAnalysis]: Checked inductivity of 1653 backedges. 0 proven. 1653 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:21:35,628 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:21:35,628 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 121 states to 62 states and 121 transitions. [2018-10-03 10:21:35,628 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 121 transitions. [2018-10-03 10:21:35,629 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-10-03 10:21:35,629 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:21:35,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:21:35,971 INFO L134 CoverageAnalysis]: Checked inductivity of 1711 backedges. 0 proven. 1711 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:21:36,949 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:21:36,949 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 63 states and 123 transitions. [2018-10-03 10:21:36,950 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 123 transitions. [2018-10-03 10:21:36,950 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2018-10-03 10:21:36,950 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:21:36,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:21:37,199 INFO L134 CoverageAnalysis]: Checked inductivity of 1770 backedges. 0 proven. 1770 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:21:38,130 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:21:38,131 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 125 states to 64 states and 125 transitions. [2018-10-03 10:21:38,131 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 125 transitions. [2018-10-03 10:21:38,132 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2018-10-03 10:21:38,132 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:21:38,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:21:38,378 INFO L134 CoverageAnalysis]: Checked inductivity of 1830 backedges. 0 proven. 1830 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:21:39,381 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:21:39,382 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 127 states to 65 states and 127 transitions. [2018-10-03 10:21:39,382 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 127 transitions. [2018-10-03 10:21:39,382 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2018-10-03 10:21:39,382 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:21:39,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:21:39,579 INFO L134 CoverageAnalysis]: Checked inductivity of 1891 backedges. 0 proven. 1891 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:21:40,605 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:21:40,605 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 66 states and 129 transitions. [2018-10-03 10:21:40,605 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 129 transitions. [2018-10-03 10:21:40,606 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2018-10-03 10:21:40,606 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:21:40,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:21:40,831 INFO L134 CoverageAnalysis]: Checked inductivity of 1953 backedges. 0 proven. 1953 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:21:41,907 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:21:41,907 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 67 states and 131 transitions. [2018-10-03 10:21:41,907 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 131 transitions. [2018-10-03 10:21:41,908 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2018-10-03 10:21:41,908 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:21:41,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:21:42,228 INFO L134 CoverageAnalysis]: Checked inductivity of 2016 backedges. 0 proven. 2016 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:21:50,453 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:21:50,453 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 68 states and 133 transitions. [2018-10-03 10:21:50,454 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 133 transitions. [2018-10-03 10:21:50,454 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2018-10-03 10:21:50,454 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:21:50,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:21:50,669 INFO L134 CoverageAnalysis]: Checked inductivity of 2080 backedges. 0 proven. 2080 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:21:51,704 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:21:51,704 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135 states to 69 states and 135 transitions. [2018-10-03 10:21:51,704 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 135 transitions. [2018-10-03 10:21:51,705 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2018-10-03 10:21:51,705 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:21:51,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:21:52,107 INFO L134 CoverageAnalysis]: Checked inductivity of 2145 backedges. 0 proven. 2145 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:21:53,249 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:21:53,249 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 137 states to 70 states and 137 transitions. [2018-10-03 10:21:53,249 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 137 transitions. [2018-10-03 10:21:53,250 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2018-10-03 10:21:53,250 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:21:53,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:21:53,654 INFO L134 CoverageAnalysis]: Checked inductivity of 2211 backedges. 0 proven. 2211 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:21:54,877 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:21:54,877 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 139 states to 71 states and 139 transitions. [2018-10-03 10:21:54,878 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 139 transitions. [2018-10-03 10:21:54,878 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2018-10-03 10:21:54,878 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:21:54,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:21:55,094 INFO L134 CoverageAnalysis]: Checked inductivity of 2278 backedges. 0 proven. 2278 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:21:56,234 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:21:56,235 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 141 states to 72 states and 141 transitions. [2018-10-03 10:21:56,235 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 141 transitions. [2018-10-03 10:21:56,236 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2018-10-03 10:21:56,236 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:21:56,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:21:56,592 INFO L134 CoverageAnalysis]: Checked inductivity of 2346 backedges. 0 proven. 2346 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:21:57,784 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:21:57,785 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 143 states to 73 states and 143 transitions. [2018-10-03 10:21:57,785 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 143 transitions. [2018-10-03 10:21:57,786 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2018-10-03 10:21:57,786 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:21:57,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:21:58,030 INFO L134 CoverageAnalysis]: Checked inductivity of 2415 backedges. 0 proven. 2415 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:21:59,353 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:21:59,354 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 145 states to 74 states and 145 transitions. [2018-10-03 10:21:59,354 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 145 transitions. [2018-10-03 10:21:59,354 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2018-10-03 10:21:59,354 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:21:59,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:21:59,577 INFO L134 CoverageAnalysis]: Checked inductivity of 2485 backedges. 0 proven. 2485 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:22:00,740 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:22:00,741 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 147 states to 75 states and 147 transitions. [2018-10-03 10:22:00,741 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 147 transitions. [2018-10-03 10:22:00,741 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2018-10-03 10:22:00,742 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:22:00,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:22:00,984 INFO L134 CoverageAnalysis]: Checked inductivity of 2556 backedges. 0 proven. 2556 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:22:02,215 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:22:02,216 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 149 states to 76 states and 149 transitions. [2018-10-03 10:22:02,216 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 149 transitions. [2018-10-03 10:22:02,216 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2018-10-03 10:22:02,216 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:22:02,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:22:03,203 INFO L134 CoverageAnalysis]: Checked inductivity of 2628 backedges. 0 proven. 2628 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:22:04,634 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:22:04,634 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 151 states to 77 states and 151 transitions. [2018-10-03 10:22:04,634 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 151 transitions. [2018-10-03 10:22:04,635 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2018-10-03 10:22:04,635 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:22:04,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:22:05,655 INFO L134 CoverageAnalysis]: Checked inductivity of 2701 backedges. 0 proven. 2701 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:22:06,891 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:22:06,891 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 153 states to 78 states and 153 transitions. [2018-10-03 10:22:06,891 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 153 transitions. [2018-10-03 10:22:06,891 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2018-10-03 10:22:06,892 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:22:06,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:22:08,676 INFO L134 CoverageAnalysis]: Checked inductivity of 2775 backedges. 0 proven. 2775 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:22:10,144 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:22:10,145 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 155 states to 79 states and 155 transitions. [2018-10-03 10:22:10,145 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 155 transitions. [2018-10-03 10:22:10,145 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2018-10-03 10:22:10,145 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:22:10,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:22:10,373 INFO L134 CoverageAnalysis]: Checked inductivity of 2850 backedges. 0 proven. 2850 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:22:11,701 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:22:11,702 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 157 states to 80 states and 157 transitions. [2018-10-03 10:22:11,702 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 157 transitions. [2018-10-03 10:22:11,702 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2018-10-03 10:22:11,702 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:22:11,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:22:12,572 INFO L134 CoverageAnalysis]: Checked inductivity of 2926 backedges. 0 proven. 2926 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:22:14,001 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:22:14,001 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 159 states to 81 states and 159 transitions. [2018-10-03 10:22:14,001 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 159 transitions. [2018-10-03 10:22:14,002 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2018-10-03 10:22:14,002 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:22:14,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:22:14,283 INFO L134 CoverageAnalysis]: Checked inductivity of 3003 backedges. 0 proven. 3003 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:22:15,695 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:22:15,696 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 161 states to 82 states and 161 transitions. [2018-10-03 10:22:15,696 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 161 transitions. [2018-10-03 10:22:15,696 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2018-10-03 10:22:15,696 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:22:15,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:22:15,995 INFO L134 CoverageAnalysis]: Checked inductivity of 3081 backedges. 0 proven. 3081 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:22:17,463 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:22:17,464 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 163 states to 83 states and 163 transitions. [2018-10-03 10:22:17,464 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 163 transitions. [2018-10-03 10:22:17,464 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2018-10-03 10:22:17,464 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:22:17,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:22:17,719 INFO L134 CoverageAnalysis]: Checked inductivity of 3160 backedges. 0 proven. 3160 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:22:19,292 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:22:19,293 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 165 states to 84 states and 165 transitions. [2018-10-03 10:22:19,293 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 165 transitions. [2018-10-03 10:22:19,293 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2018-10-03 10:22:19,293 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:22:19,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:22:19,618 INFO L134 CoverageAnalysis]: Checked inductivity of 3240 backedges. 0 proven. 3240 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:22:21,098 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:22:21,099 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 167 states to 85 states and 167 transitions. [2018-10-03 10:22:21,099 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 167 transitions. [2018-10-03 10:22:21,100 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2018-10-03 10:22:21,100 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:22:21,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:22:21,356 INFO L134 CoverageAnalysis]: Checked inductivity of 3321 backedges. 0 proven. 3321 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:22:22,841 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:22:22,841 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 169 states to 86 states and 169 transitions. [2018-10-03 10:22:22,841 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 169 transitions. [2018-10-03 10:22:22,842 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2018-10-03 10:22:22,842 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:22:22,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:22:23,084 INFO L134 CoverageAnalysis]: Checked inductivity of 3403 backedges. 0 proven. 3403 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:22:24,585 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:22:24,585 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 171 states to 87 states and 171 transitions. [2018-10-03 10:22:24,585 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 171 transitions. [2018-10-03 10:22:24,586 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2018-10-03 10:22:24,586 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:22:24,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:22:24,837 INFO L134 CoverageAnalysis]: Checked inductivity of 3486 backedges. 0 proven. 3486 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:22:26,342 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:22:26,343 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 173 states to 88 states and 173 transitions. [2018-10-03 10:22:26,343 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 173 transitions. [2018-10-03 10:22:26,343 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2018-10-03 10:22:26,343 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:22:26,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:22:26,581 INFO L134 CoverageAnalysis]: Checked inductivity of 3570 backedges. 0 proven. 3570 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:22:28,088 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:22:28,088 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 175 states to 89 states and 175 transitions. [2018-10-03 10:22:28,089 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 175 transitions. [2018-10-03 10:22:28,089 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2018-10-03 10:22:28,089 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:22:28,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:22:28,427 INFO L134 CoverageAnalysis]: Checked inductivity of 3655 backedges. 0 proven. 3655 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:22:30,099 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:22:30,100 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 177 states to 90 states and 177 transitions. [2018-10-03 10:22:30,100 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 177 transitions. [2018-10-03 10:22:30,100 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2018-10-03 10:22:30,100 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:22:30,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:22:30,363 INFO L134 CoverageAnalysis]: Checked inductivity of 3741 backedges. 0 proven. 3741 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:22:32,000 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:22:32,001 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 179 states to 91 states and 179 transitions. [2018-10-03 10:22:32,001 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 179 transitions. [2018-10-03 10:22:32,002 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2018-10-03 10:22:32,002 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:22:32,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:22:32,280 INFO L134 CoverageAnalysis]: Checked inductivity of 3828 backedges. 0 proven. 3828 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:22:33,990 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:22:33,991 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 181 states to 92 states and 181 transitions. [2018-10-03 10:22:33,991 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 181 transitions. [2018-10-03 10:22:33,991 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2018-10-03 10:22:33,991 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:22:34,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:22:34,313 INFO L134 CoverageAnalysis]: Checked inductivity of 3916 backedges. 0 proven. 3916 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:22:36,242 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:22:36,243 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 183 states to 93 states and 183 transitions. [2018-10-03 10:22:36,243 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 183 transitions. [2018-10-03 10:22:36,243 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2018-10-03 10:22:36,243 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:22:36,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:22:36,542 INFO L134 CoverageAnalysis]: Checked inductivity of 4005 backedges. 0 proven. 4005 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:22:38,376 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:22:38,377 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 185 states to 94 states and 185 transitions. [2018-10-03 10:22:38,377 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 185 transitions. [2018-10-03 10:22:38,377 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2018-10-03 10:22:38,377 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:22:38,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:22:38,692 INFO L134 CoverageAnalysis]: Checked inductivity of 4095 backedges. 0 proven. 4095 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:22:40,675 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:22:40,675 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 187 states to 95 states and 187 transitions. [2018-10-03 10:22:40,675 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 187 transitions. [2018-10-03 10:22:40,676 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2018-10-03 10:22:40,676 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:22:40,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:22:41,122 INFO L134 CoverageAnalysis]: Checked inductivity of 4186 backedges. 0 proven. 4186 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:22:43,019 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:22:43,020 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 189 states to 96 states and 189 transitions. [2018-10-03 10:22:43,020 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 189 transitions. [2018-10-03 10:22:43,020 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2018-10-03 10:22:43,020 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:22:43,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:22:43,386 INFO L134 CoverageAnalysis]: Checked inductivity of 4278 backedges. 0 proven. 4278 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:22:45,233 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:22:45,234 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 191 states to 97 states and 191 transitions. [2018-10-03 10:22:45,234 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 191 transitions. [2018-10-03 10:22:45,234 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2018-10-03 10:22:45,235 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:22:45,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:22:45,549 INFO L134 CoverageAnalysis]: Checked inductivity of 4371 backedges. 0 proven. 4371 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:22:47,465 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:22:47,465 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 193 states to 98 states and 193 transitions. [2018-10-03 10:22:47,465 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 193 transitions. [2018-10-03 10:22:47,466 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2018-10-03 10:22:47,466 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:22:47,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:22:47,774 INFO L134 CoverageAnalysis]: Checked inductivity of 4465 backedges. 0 proven. 4465 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:22:49,701 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:22:49,702 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 195 states to 99 states and 195 transitions. [2018-10-03 10:22:49,702 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 195 transitions. [2018-10-03 10:22:49,702 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2018-10-03 10:22:49,702 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:22:49,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:22:50,146 INFO L134 CoverageAnalysis]: Checked inductivity of 4560 backedges. 0 proven. 4560 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:22:52,102 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:22:52,102 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 197 states to 100 states and 197 transitions. [2018-10-03 10:22:52,102 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 197 transitions. [2018-10-03 10:22:52,103 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2018-10-03 10:22:52,103 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:22:52,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:22:52,450 INFO L134 CoverageAnalysis]: Checked inductivity of 4656 backedges. 0 proven. 4656 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:22:54,370 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:22:54,371 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 199 states to 101 states and 199 transitions. [2018-10-03 10:22:54,371 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 199 transitions. [2018-10-03 10:22:54,371 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2018-10-03 10:22:54,372 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:22:54,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:22:54,718 INFO L134 CoverageAnalysis]: Checked inductivity of 4753 backedges. 0 proven. 4753 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:22:56,760 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:22:56,760 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 201 states to 102 states and 201 transitions. [2018-10-03 10:22:56,760 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 201 transitions. [2018-10-03 10:22:56,761 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2018-10-03 10:22:56,761 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:22:56,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:22:57,090 INFO L134 CoverageAnalysis]: Checked inductivity of 4851 backedges. 0 proven. 4851 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:22:58,959 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:22:58,960 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 203 states to 103 states and 203 transitions. [2018-10-03 10:22:58,960 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 203 transitions. [2018-10-03 10:22:58,960 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2018-10-03 10:22:58,960 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:22:58,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:22:59,275 INFO L134 CoverageAnalysis]: Checked inductivity of 4950 backedges. 0 proven. 4950 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:23:01,352 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:23:01,352 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 205 states to 104 states and 205 transitions. [2018-10-03 10:23:01,352 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 205 transitions. [2018-10-03 10:23:01,353 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2018-10-03 10:23:01,353 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:23:01,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:23:01,682 INFO L134 CoverageAnalysis]: Checked inductivity of 5050 backedges. 0 proven. 5050 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:23:03,631 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:23:03,632 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 207 states to 105 states and 207 transitions. [2018-10-03 10:23:03,632 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 207 transitions. [2018-10-03 10:23:03,632 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2018-10-03 10:23:03,632 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:23:03,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:23:03,983 INFO L134 CoverageAnalysis]: Checked inductivity of 5151 backedges. 0 proven. 5151 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:23:05,971 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:23:05,972 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 209 states to 106 states and 209 transitions. [2018-10-03 10:23:05,972 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 209 transitions. [2018-10-03 10:23:05,972 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2018-10-03 10:23:05,972 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:23:05,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:23:06,335 INFO L134 CoverageAnalysis]: Checked inductivity of 5253 backedges. 0 proven. 5253 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:23:08,325 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:23:08,325 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 211 states to 107 states and 211 transitions. [2018-10-03 10:23:08,325 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 211 transitions. [2018-10-03 10:23:08,326 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2018-10-03 10:23:08,326 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:23:08,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:23:08,742 INFO L134 CoverageAnalysis]: Checked inductivity of 5356 backedges. 0 proven. 5356 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:23:10,833 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:23:10,833 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 213 states to 108 states and 213 transitions. [2018-10-03 10:23:10,833 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 213 transitions. [2018-10-03 10:23:10,834 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2018-10-03 10:23:10,834 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:23:10,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:23:11,316 INFO L134 CoverageAnalysis]: Checked inductivity of 5460 backedges. 0 proven. 5460 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:23:13,409 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:23:13,410 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 215 states to 109 states and 215 transitions. [2018-10-03 10:23:13,410 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 215 transitions. [2018-10-03 10:23:13,410 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2018-10-03 10:23:13,410 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:23:13,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:23:13,811 INFO L134 CoverageAnalysis]: Checked inductivity of 5565 backedges. 0 proven. 5565 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:23:15,916 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:23:15,916 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 217 states to 110 states and 217 transitions. [2018-10-03 10:23:15,916 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 217 transitions. [2018-10-03 10:23:15,917 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2018-10-03 10:23:15,917 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:23:15,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:23:16,279 INFO L134 CoverageAnalysis]: Checked inductivity of 5671 backedges. 0 proven. 5671 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:23:18,438 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:23:18,438 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 219 states to 111 states and 219 transitions. [2018-10-03 10:23:18,438 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 219 transitions. [2018-10-03 10:23:18,439 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2018-10-03 10:23:18,439 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:23:18,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:23:18,783 INFO L134 CoverageAnalysis]: Checked inductivity of 5778 backedges. 0 proven. 5778 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:23:20,944 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:23:20,944 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 221 states to 112 states and 221 transitions. [2018-10-03 10:23:20,944 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 221 transitions. [2018-10-03 10:23:20,944 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2018-10-03 10:23:20,945 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:23:20,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:23:21,309 INFO L134 CoverageAnalysis]: Checked inductivity of 5886 backedges. 0 proven. 5886 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:23:23,467 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:23:23,467 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 223 states to 113 states and 223 transitions. [2018-10-03 10:23:23,467 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 223 transitions. [2018-10-03 10:23:23,467 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2018-10-03 10:23:23,467 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:23:23,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:23:23,837 INFO L134 CoverageAnalysis]: Checked inductivity of 5995 backedges. 0 proven. 5995 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:23:25,921 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:23:25,922 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 225 states to 114 states and 225 transitions. [2018-10-03 10:23:25,922 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 225 transitions. [2018-10-03 10:23:25,922 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2018-10-03 10:23:25,922 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:23:25,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:23:26,328 INFO L134 CoverageAnalysis]: Checked inductivity of 6105 backedges. 0 proven. 6105 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:23:28,293 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:23:28,294 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 227 states to 115 states and 227 transitions. [2018-10-03 10:23:28,294 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 227 transitions. [2018-10-03 10:23:28,294 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2018-10-03 10:23:28,294 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:23:28,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:23:28,638 INFO L134 CoverageAnalysis]: Checked inductivity of 6216 backedges. 0 proven. 6216 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:23:30,679 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:23:30,679 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 229 states to 116 states and 229 transitions. [2018-10-03 10:23:30,679 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 229 transitions. [2018-10-03 10:23:30,679 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2018-10-03 10:23:30,680 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:23:30,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:23:31,142 INFO L134 CoverageAnalysis]: Checked inductivity of 6328 backedges. 0 proven. 6328 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:23:33,242 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:23:33,242 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 231 states to 117 states and 231 transitions. [2018-10-03 10:23:33,243 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 231 transitions. [2018-10-03 10:23:33,243 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2018-10-03 10:23:33,243 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:23:33,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:23:33,799 INFO L134 CoverageAnalysis]: Checked inductivity of 6441 backedges. 0 proven. 6441 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:23:35,963 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:23:35,964 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 233 states to 118 states and 233 transitions. [2018-10-03 10:23:35,964 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 233 transitions. [2018-10-03 10:23:35,964 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2018-10-03 10:23:35,964 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:23:35,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:23:36,361 INFO L134 CoverageAnalysis]: Checked inductivity of 6555 backedges. 0 proven. 6555 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:23:38,561 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:23:38,561 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 235 states to 119 states and 235 transitions. [2018-10-03 10:23:38,561 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 235 transitions. [2018-10-03 10:23:38,562 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2018-10-03 10:23:38,562 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:23:38,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:23:38,915 INFO L134 CoverageAnalysis]: Checked inductivity of 6670 backedges. 0 proven. 6670 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:23:41,087 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:23:41,088 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 237 states to 120 states and 237 transitions. [2018-10-03 10:23:41,088 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 237 transitions. [2018-10-03 10:23:41,088 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2018-10-03 10:23:41,088 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:23:41,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:23:41,498 INFO L134 CoverageAnalysis]: Checked inductivity of 6786 backedges. 0 proven. 6786 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:23:43,735 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:23:43,735 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 239 states to 121 states and 239 transitions. [2018-10-03 10:23:43,735 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 239 transitions. [2018-10-03 10:23:43,735 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2018-10-03 10:23:43,736 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:23:43,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:23:44,127 INFO L134 CoverageAnalysis]: Checked inductivity of 6903 backedges. 0 proven. 6903 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:23:46,500 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:23:46,501 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 241 states to 122 states and 241 transitions. [2018-10-03 10:23:46,501 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 241 transitions. [2018-10-03 10:23:46,501 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2018-10-03 10:23:46,501 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:23:46,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:23:46,899 INFO L134 CoverageAnalysis]: Checked inductivity of 7021 backedges. 0 proven. 7021 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:23:49,306 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:23:49,306 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 243 states to 123 states and 243 transitions. [2018-10-03 10:23:49,306 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 243 transitions. [2018-10-03 10:23:49,306 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2018-10-03 10:23:49,306 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:23:49,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:23:49,736 INFO L134 CoverageAnalysis]: Checked inductivity of 7140 backedges. 0 proven. 7140 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:23:52,169 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:23:52,169 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 245 states to 124 states and 245 transitions. [2018-10-03 10:23:52,169 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 245 transitions. [2018-10-03 10:23:52,169 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2018-10-03 10:23:52,169 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:23:52,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:23:52,585 INFO L134 CoverageAnalysis]: Checked inductivity of 7260 backedges. 0 proven. 7260 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:23:55,095 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:23:55,095 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 247 states to 125 states and 247 transitions. [2018-10-03 10:23:55,095 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 247 transitions. [2018-10-03 10:23:55,096 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2018-10-03 10:23:55,096 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:23:55,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:23:55,566 INFO L134 CoverageAnalysis]: Checked inductivity of 7381 backedges. 0 proven. 7381 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:23:58,427 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:23:58,427 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 249 states to 126 states and 249 transitions. [2018-10-03 10:23:58,427 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 249 transitions. [2018-10-03 10:23:58,428 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2018-10-03 10:23:58,428 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:23:58,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:23:58,900 INFO L134 CoverageAnalysis]: Checked inductivity of 7503 backedges. 0 proven. 7503 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:24:01,588 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:24:01,589 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 251 states to 127 states and 251 transitions. [2018-10-03 10:24:01,589 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 251 transitions. [2018-10-03 10:24:01,589 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2018-10-03 10:24:01,589 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:24:01,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:24:02,079 INFO L134 CoverageAnalysis]: Checked inductivity of 7626 backedges. 0 proven. 7626 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:24:04,691 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:24:04,691 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 253 states to 128 states and 253 transitions. [2018-10-03 10:24:04,691 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 253 transitions. [2018-10-03 10:24:04,692 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2018-10-03 10:24:04,692 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:24:04,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:24:05,128 INFO L134 CoverageAnalysis]: Checked inductivity of 7750 backedges. 0 proven. 7750 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:24:07,638 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:24:07,639 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 255 states to 129 states and 255 transitions. [2018-10-03 10:24:07,639 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 255 transitions. [2018-10-03 10:24:07,639 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2018-10-03 10:24:07,639 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:24:07,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:24:08,084 INFO L134 CoverageAnalysis]: Checked inductivity of 7875 backedges. 0 proven. 7875 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:24:10,688 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:24:10,689 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 257 states to 130 states and 257 transitions. [2018-10-03 10:24:10,689 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 257 transitions. [2018-10-03 10:24:10,689 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2018-10-03 10:24:10,690 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:24:10,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:24:11,153 INFO L134 CoverageAnalysis]: Checked inductivity of 8001 backedges. 0 proven. 8001 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:24:14,070 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:24:14,070 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 259 states to 131 states and 259 transitions. [2018-10-03 10:24:14,070 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 259 transitions. [2018-10-03 10:24:14,071 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2018-10-03 10:24:14,071 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:24:14,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:24:14,567 INFO L134 CoverageAnalysis]: Checked inductivity of 8128 backedges. 0 proven. 8128 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:24:17,327 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:24:17,327 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 261 states to 132 states and 261 transitions. [2018-10-03 10:24:17,327 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 261 transitions. [2018-10-03 10:24:17,328 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2018-10-03 10:24:17,328 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:24:17,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:24:17,770 INFO L134 CoverageAnalysis]: Checked inductivity of 8256 backedges. 0 proven. 8256 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:24:20,317 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:24:20,318 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 263 states to 133 states and 263 transitions. [2018-10-03 10:24:20,318 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 263 transitions. [2018-10-03 10:24:20,318 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2018-10-03 10:24:20,318 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:24:20,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:24:20,749 INFO L134 CoverageAnalysis]: Checked inductivity of 8385 backedges. 0 proven. 8385 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:24:23,488 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:24:23,489 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 265 states to 134 states and 265 transitions. [2018-10-03 10:24:23,489 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 265 transitions. [2018-10-03 10:24:23,489 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2018-10-03 10:24:23,489 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:24:23,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:24:23,957 INFO L134 CoverageAnalysis]: Checked inductivity of 8515 backedges. 0 proven. 8515 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:24:26,741 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:24:26,742 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 267 states to 135 states and 267 transitions. [2018-10-03 10:24:26,742 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 267 transitions. [2018-10-03 10:24:26,742 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2018-10-03 10:24:26,742 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:24:26,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:24:27,428 INFO L134 CoverageAnalysis]: Checked inductivity of 8646 backedges. 0 proven. 8646 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:24:30,032 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:24:30,032 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 269 states to 136 states and 269 transitions. [2018-10-03 10:24:30,032 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 269 transitions. [2018-10-03 10:24:30,033 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2018-10-03 10:24:30,033 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:24:30,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:24:30,481 INFO L134 CoverageAnalysis]: Checked inductivity of 8778 backedges. 0 proven. 8778 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:24:33,123 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:24:33,123 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 271 states to 137 states and 271 transitions. [2018-10-03 10:24:33,123 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 271 transitions. [2018-10-03 10:24:33,124 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2018-10-03 10:24:33,124 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:24:33,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:24:33,617 INFO L134 CoverageAnalysis]: Checked inductivity of 8911 backedges. 0 proven. 8911 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:24:36,283 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:24:36,283 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 273 states to 138 states and 273 transitions. [2018-10-03 10:24:36,284 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 273 transitions. [2018-10-03 10:24:36,284 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2018-10-03 10:24:36,284 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:24:36,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:24:36,741 INFO L134 CoverageAnalysis]: Checked inductivity of 9045 backedges. 0 proven. 9045 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:24:39,600 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:24:39,600 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 275 states to 139 states and 275 transitions. [2018-10-03 10:24:39,600 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 275 transitions. [2018-10-03 10:24:39,601 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2018-10-03 10:24:39,601 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:24:39,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:24:40,189 INFO L134 CoverageAnalysis]: Checked inductivity of 9180 backedges. 0 proven. 9180 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:24:42,898 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:24:42,898 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 277 states to 140 states and 277 transitions. [2018-10-03 10:24:42,899 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 277 transitions. [2018-10-03 10:24:42,899 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2018-10-03 10:24:42,899 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:24:42,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:24:43,481 INFO L134 CoverageAnalysis]: Checked inductivity of 9316 backedges. 0 proven. 9316 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:24:46,262 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:24:46,263 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 279 states to 141 states and 279 transitions. [2018-10-03 10:24:46,263 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 279 transitions. [2018-10-03 10:24:46,263 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2018-10-03 10:24:46,263 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:24:46,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:24:46,757 INFO L134 CoverageAnalysis]: Checked inductivity of 9453 backedges. 0 proven. 9453 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 10:24:49,718 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 10:24:49,719 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 281 states to 142 states and 281 transitions. [2018-10-03 10:24:49,719 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 281 transitions. [2018-10-03 10:24:49,719 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2018-10-03 10:24:49,719 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 10:24:49,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 10:24:50,208 INFO L134 CoverageAnalysis]: Checked inductivity of 9591 backedges. 0 proven. 9591 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. Received shutdown request... [2018-10-03 10:24:53,082 INFO L760 CodeCheckObserver]: 0 DeclaredPredicates, 88677 GetRequests, 78532 SyntacticMatches, 9591 SemanticMatches, 554 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 229.1s Time 79.0s impTime 141 [2018-10-03 10:24:53,084 INFO L202 PluginConnector]: Adding new model DivisibilityInterpolantRequired01-BackwardSuccess.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 03.10 10:24:53 ImpRootNode [2018-10-03 10:24:53,084 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-10-03 10:24:53,085 INFO L168 Benchmark]: Toolchain (without parser) took 248536.43 ms. Allocated memory was 1.5 GB in the beginning and 1.5 GB in the end (delta: 22.5 MB). Free memory was 1.4 GB in the beginning and 1.3 GB in the end (delta: 109.6 MB). Peak memory consumption was 132.1 MB. Max. memory is 7.1 GB. [2018-10-03 10:24:53,087 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.20 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. [2018-10-03 10:24:53,087 INFO L168 Benchmark]: Boogie Procedure Inliner took 39.59 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. [2018-10-03 10:24:53,088 INFO L168 Benchmark]: Boogie Preprocessor took 22.20 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. [2018-10-03 10:24:53,088 INFO L168 Benchmark]: RCFGBuilder took 278.78 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. [2018-10-03 10:24:53,088 INFO L168 Benchmark]: CodeCheck took 248189.93 ms. Allocated memory was 1.5 GB in the beginning and 1.5 GB in the end (delta: 22.5 MB). Free memory was 1.4 GB in the beginning and 1.3 GB in the end (delta: 88.4 MB). Peak memory consumption was 111.0 MB. Max. memory is 7.1 GB. [2018-10-03 10:24:53,091 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - TimeoutResultAtElement [Line: 21]: Timeout (CodeCheck) Unable to prove that assertion always holds (line 21) - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 1 procedures, 5 locations, 1 error locations. UNKNOWN Result, 248.1s OverallTime, 139 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 0 SDtfs, 0 SDslu, 0 SDs, 0 SdLazy, -14 SolverSat, -10 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 383.4s Time, PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.1s SsaConstructionTime, 1.5s SatisfiabilityAnalysisTime, 41.3s InterpolantComputationTime, 9869 NumberOfCodeBlocks, 9869 NumberOfCodeBlocksAsserted, 139 NumberOfCheckSat, 9730 ConstructedInterpolants, 0 QuantifiedInterpolants, 6334230 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 139 InterpolantComputations, 1 PerfectInterpolantSequences, 0/447580 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 0.20 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 39.59 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 22.20 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 278.78 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 248189.93 ms. Allocated memory was 1.5 GB in the beginning and 1.5 GB in the end (delta: 22.5 MB). Free memory was 1.4 GB in the beginning and 1.3 GB in the end (delta: 88.4 MB). Peak memory consumption was 111.0 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: Timeout Written .csv to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/csv/DivisibilityInterpolantRequired01-BackwardSuccess.bpl_svcomp-Reach-32bit-Kojak_Default_PUPT.epf_KojakBplInline.xml/Csv-CodeCheckBenchmarks-0-2018-10-03_10-24-53-101.csv Written .csv to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/csv/DivisibilityInterpolantRequired01-BackwardSuccess.bpl_svcomp-Reach-32bit-Kojak_Default_PUPT.epf_KojakBplInline.xml/Csv-Benchmark-0-2018-10-03_10-24-53-101.csv Completed graceful shutdown