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/LargeConstant-ForwardSuccess.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.23-1cc990c [2018-09-30 21:54:51,491 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-09-30 21:54:51,493 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-09-30 21:54:51,505 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-09-30 21:54:51,505 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-09-30 21:54:51,506 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-09-30 21:54:51,507 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-09-30 21:54:51,510 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-09-30 21:54:51,512 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-09-30 21:54:51,513 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-09-30 21:54:51,513 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-09-30 21:54:51,514 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-09-30 21:54:51,515 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-09-30 21:54:51,516 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-09-30 21:54:51,517 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-09-30 21:54:51,518 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-09-30 21:54:51,519 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-09-30 21:54:51,521 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-09-30 21:54:51,523 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-09-30 21:54:51,524 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-09-30 21:54:51,525 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-09-30 21:54:51,527 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-09-30 21:54:51,529 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-09-30 21:54:51,530 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-09-30 21:54:51,530 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-09-30 21:54:51,531 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-09-30 21:54:51,532 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-09-30 21:54:51,533 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-09-30 21:54:51,534 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-09-30 21:54:51,535 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-09-30 21:54:51,535 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-09-30 21:54:51,536 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-09-30 21:54:51,536 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-09-30 21:54:51,536 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-09-30 21:54:51,537 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-09-30 21:54:51,538 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-09-30 21:54:51,539 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/pu-bench/svcomp-Reach-32bit-Kojak_Default_PUPT.epf [2018-09-30 21:54:51,555 INFO L110 SettingsManager]: Loading preferences was successful [2018-09-30 21:54:51,555 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-09-30 21:54:51,556 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-09-30 21:54:51,556 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-09-30 21:54:51,557 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-09-30 21:54:51,557 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-09-30 21:54:51,557 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-09-30 21:54:51,558 INFO L133 SettingsManager]: * sizeof long=4 [2018-09-30 21:54:51,558 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-09-30 21:54:51,558 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-09-30 21:54:51,558 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-09-30 21:54:51,558 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-09-30 21:54:51,559 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-09-30 21:54:51,559 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-09-30 21:54:51,559 INFO L133 SettingsManager]: * sizeof long double=12 [2018-09-30 21:54:51,559 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-09-30 21:54:51,560 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-09-30 21:54:51,560 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-09-30 21:54:51,560 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-09-30 21:54:51,560 INFO L133 SettingsManager]: * Use predicate trie based predicate unification=true [2018-09-30 21:54:51,560 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-09-30 21:54:51,561 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-09-30 21:54:51,561 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-09-30 21:54:51,561 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-09-30 21:54:51,561 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-09-30 21:54:51,562 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-09-30 21:54:51,562 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-09-30 21:54:51,562 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-09-30 21:54:51,562 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-09-30 21:54:51,562 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-09-30 21:54:51,606 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-09-30 21:54:51,622 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-09-30 21:54:51,626 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-09-30 21:54:51,627 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2018-09-30 21:54:51,627 INFO L276 PluginConnector]: Boogie PL CUP Parser initialized [2018-09-30 21:54:51,628 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/toy/tooDifficultLoopInvariant/LargeConstant-ForwardSuccess.bpl [2018-09-30 21:54:51,629 INFO L111 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/toy/tooDifficultLoopInvariant/LargeConstant-ForwardSuccess.bpl' [2018-09-30 21:54:51,670 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-09-30 21:54:51,673 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-09-30 21:54:51,674 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-09-30 21:54:51,674 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-09-30 21:54:51,674 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-09-30 21:54:51,693 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "LargeConstant-ForwardSuccess.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 09:54:51" (1/1) ... [2018-09-30 21:54:51,708 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "LargeConstant-ForwardSuccess.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 09:54:51" (1/1) ... [2018-09-30 21:54:51,713 WARN L165 Inliner]: Program contained no entry procedure! [2018-09-30 21:54:51,713 WARN L168 Inliner]: Missing entry procedures: [ULTIMATE.start] [2018-09-30 21:54:51,714 WARN L175 Inliner]: Fallback enabled. All procedures will be processed. [2018-09-30 21:54:51,716 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-09-30 21:54:51,717 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-09-30 21:54:51,717 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-09-30 21:54:51,717 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-09-30 21:54:51,728 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "LargeConstant-ForwardSuccess.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 09:54:51" (1/1) ... [2018-09-30 21:54:51,729 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "LargeConstant-ForwardSuccess.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 09:54:51" (1/1) ... [2018-09-30 21:54:51,729 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "LargeConstant-ForwardSuccess.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 09:54:51" (1/1) ... [2018-09-30 21:54:51,730 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "LargeConstant-ForwardSuccess.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 09:54:51" (1/1) ... [2018-09-30 21:54:51,732 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "LargeConstant-ForwardSuccess.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 09:54:51" (1/1) ... [2018-09-30 21:54:51,735 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "LargeConstant-ForwardSuccess.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 09:54:51" (1/1) ... [2018-09-30 21:54:51,736 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "LargeConstant-ForwardSuccess.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 09:54:51" (1/1) ... [2018-09-30 21:54:51,737 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-09-30 21:54:51,738 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-09-30 21:54:51,738 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-09-30 21:54:51,738 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-09-30 21:54:51,739 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "LargeConstant-ForwardSuccess.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 09:54:51" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-09-30 21:54:51,809 INFO L130 BoogieDeclarations]: Found specification of procedure proc [2018-09-30 21:54:51,810 INFO L138 BoogieDeclarations]: Found implementation of procedure proc [2018-09-30 21:54:52,004 INFO L345 CfgBuilder]: Using library mode [2018-09-30 21:54:52,005 INFO L202 PluginConnector]: Adding new model LargeConstant-ForwardSuccess.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.09 09:54:52 BoogieIcfgContainer [2018-09-30 21:54:52,005 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-09-30 21:54:52,005 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-09-30 21:54:52,006 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-09-30 21:54:52,021 INFO L276 PluginConnector]: CodeCheck initialized [2018-09-30 21:54:52,021 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "LargeConstant-ForwardSuccess.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.09 09:54:52" (1/1) ... [2018-09-30 21:54:52,034 INFO L99 BPredicateUnifier]: Initialized predicate-trie based predicate unifier [2018-09-30 21:54:52,069 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:54:52,077 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 5 transitions. [2018-09-30 21:54:52,078 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 5 transitions. [2018-09-30 21:54:52,081 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-09-30 21:54:52,081 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:54:52,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:54:52,254 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:54:52,616 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:54:52,616 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 7 states and 9 transitions. [2018-09-30 21:54:52,616 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 9 transitions. [2018-09-30 21:54:52,617 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:54:52,617 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:54:52,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:54:52,669 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:54:53,193 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:54:53,194 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 9 states and 12 transitions. [2018-09-30 21:54:53,194 INFO L276 IsEmpty]: Start isEmpty. Operand 9 states and 12 transitions. [2018-09-30 21:54:53,195 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-09-30 21:54:53,195 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:54:53,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:54:53,246 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:54:53,631 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:54:53,633 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 11 states and 15 transitions. [2018-09-30 21:54:53,633 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 15 transitions. [2018-09-30 21:54:53,634 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-09-30 21:54:53,634 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:54:53,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:54:53,684 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:54:54,349 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:54:54,349 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 13 states and 18 transitions. [2018-09-30 21:54:54,350 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 18 transitions. [2018-09-30 21:54:54,350 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-09-30 21:54:54,351 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:54:54,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:54:54,439 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:54:54,726 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:54:54,727 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 15 states and 21 transitions. [2018-09-30 21:54:54,728 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 21 transitions. [2018-09-30 21:54:54,728 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-09-30 21:54:54,729 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:54:54,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:54:54,786 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:54:55,191 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:54:55,192 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 17 states and 24 transitions. [2018-09-30 21:54:55,192 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 24 transitions. [2018-09-30 21:54:55,192 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-09-30 21:54:55,192 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:54:55,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:54:55,294 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 0 proven. 42 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:54:55,546 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:54:55,547 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 19 states and 27 transitions. [2018-09-30 21:54:55,547 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 27 transitions. [2018-09-30 21:54:55,548 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-09-30 21:54:55,549 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:54:55,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:54:55,637 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 0 proven. 56 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:54:55,953 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:54:55,954 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 21 states and 30 transitions. [2018-09-30 21:54:55,954 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 30 transitions. [2018-09-30 21:54:55,955 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-09-30 21:54:55,955 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:54:55,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:54:56,108 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 0 proven. 72 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:54:56,961 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:54:56,962 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 23 states and 33 transitions. [2018-09-30 21:54:56,963 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 33 transitions. [2018-09-30 21:54:56,964 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2018-09-30 21:54:56,964 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:54:56,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:54:57,034 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 0 proven. 90 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:54:57,754 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:54:57,754 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 25 states and 36 transitions. [2018-09-30 21:54:57,754 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 36 transitions. [2018-09-30 21:54:57,755 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2018-09-30 21:54:57,755 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:54:57,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:54:57,833 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 0 proven. 110 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:54:58,111 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:54:58,112 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2018-09-30 21:54:58,113 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2018-09-30 21:54:58,114 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2018-09-30 21:54:58,114 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:54:58,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:54:58,204 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 0 proven. 132 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:54:58,489 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:54:58,490 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 29 states and 42 transitions. [2018-09-30 21:54:58,491 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 42 transitions. [2018-09-30 21:54:58,492 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2018-09-30 21:54:58,492 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:54:58,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:54:58,591 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 0 proven. 156 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:54:58,949 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:54:58,949 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 31 states and 45 transitions. [2018-09-30 21:54:58,949 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 45 transitions. [2018-09-30 21:54:58,950 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2018-09-30 21:54:58,950 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:54:58,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:54:59,063 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 0 proven. 182 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:54:59,470 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:54:59,470 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 33 states and 48 transitions. [2018-09-30 21:54:59,471 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 48 transitions. [2018-09-30 21:54:59,471 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2018-09-30 21:54:59,471 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:54:59,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:54:59,619 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 0 proven. 210 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:54:59,961 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:54:59,962 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2018-09-30 21:54:59,962 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2018-09-30 21:54:59,963 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2018-09-30 21:54:59,964 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:54:59,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:55:00,087 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 0 proven. 240 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:55:00,740 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:55:00,741 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 37 states and 54 transitions. [2018-09-30 21:55:00,741 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 54 transitions. [2018-09-30 21:55:00,742 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2018-09-30 21:55:00,742 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:55:00,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:55:00,949 INFO L134 CoverageAnalysis]: Checked inductivity of 272 backedges. 0 proven. 272 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:55:01,258 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:55:01,259 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 39 states and 57 transitions. [2018-09-30 21:55:01,259 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 57 transitions. [2018-09-30 21:55:01,260 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2018-09-30 21:55:01,261 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:55:01,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:55:01,401 INFO L134 CoverageAnalysis]: Checked inductivity of 306 backedges. 0 proven. 306 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:55:01,881 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:55:01,883 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 41 states and 60 transitions. [2018-09-30 21:55:01,883 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 60 transitions. [2018-09-30 21:55:01,884 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2018-09-30 21:55:01,884 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:55:01,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:55:02,014 INFO L134 CoverageAnalysis]: Checked inductivity of 342 backedges. 0 proven. 342 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:55:02,374 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:55:02,374 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 43 states and 63 transitions. [2018-09-30 21:55:02,375 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 63 transitions. [2018-09-30 21:55:02,376 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2018-09-30 21:55:02,376 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:55:02,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:55:03,028 INFO L134 CoverageAnalysis]: Checked inductivity of 380 backedges. 0 proven. 380 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:55:03,850 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:55:03,851 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 45 states and 66 transitions. [2018-09-30 21:55:03,851 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 66 transitions. [2018-09-30 21:55:03,854 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2018-09-30 21:55:03,855 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:55:03,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:55:04,121 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 0 proven. 420 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:55:04,547 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:55:04,548 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 47 states and 69 transitions. [2018-09-30 21:55:04,548 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 69 transitions. [2018-09-30 21:55:04,549 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2018-09-30 21:55:04,549 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:55:04,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:55:05,340 INFO L134 CoverageAnalysis]: Checked inductivity of 462 backedges. 0 proven. 462 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:55:05,826 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:55:05,827 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 49 states and 72 transitions. [2018-09-30 21:55:05,827 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 72 transitions. [2018-09-30 21:55:05,828 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2018-09-30 21:55:05,828 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:55:05,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:55:06,049 INFO L134 CoverageAnalysis]: Checked inductivity of 506 backedges. 0 proven. 506 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:55:07,253 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:55:07,254 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 51 states and 75 transitions. [2018-09-30 21:55:07,254 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 75 transitions. [2018-09-30 21:55:07,255 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2018-09-30 21:55:07,255 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:55:07,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:55:07,504 INFO L134 CoverageAnalysis]: Checked inductivity of 552 backedges. 0 proven. 552 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:55:07,952 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:55:07,953 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 53 states and 78 transitions. [2018-09-30 21:55:07,953 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 78 transitions. [2018-09-30 21:55:07,954 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2018-09-30 21:55:07,954 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:55:07,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:55:08,071 INFO L134 CoverageAnalysis]: Checked inductivity of 600 backedges. 0 proven. 600 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:55:08,535 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:55:08,536 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 55 states and 81 transitions. [2018-09-30 21:55:08,536 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 81 transitions. [2018-09-30 21:55:08,536 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2018-09-30 21:55:08,536 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:55:08,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:55:08,681 INFO L134 CoverageAnalysis]: Checked inductivity of 650 backedges. 0 proven. 650 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:55:09,345 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:55:09,345 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 57 states and 84 transitions. [2018-09-30 21:55:09,346 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 84 transitions. [2018-09-30 21:55:09,346 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2018-09-30 21:55:09,346 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:55:09,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:55:09,644 INFO L134 CoverageAnalysis]: Checked inductivity of 702 backedges. 0 proven. 702 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:55:10,315 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:55:10,316 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 59 states and 87 transitions. [2018-09-30 21:55:10,316 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 87 transitions. [2018-09-30 21:55:10,316 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2018-09-30 21:55:10,316 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:55:10,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:55:10,636 INFO L134 CoverageAnalysis]: Checked inductivity of 756 backedges. 0 proven. 756 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:55:11,171 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:55:11,172 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 61 states and 90 transitions. [2018-09-30 21:55:11,172 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 90 transitions. [2018-09-30 21:55:11,172 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2018-09-30 21:55:11,173 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:55:11,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:55:11,308 INFO L134 CoverageAnalysis]: Checked inductivity of 812 backedges. 0 proven. 812 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:55:11,846 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:55:11,846 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 63 states and 93 transitions. [2018-09-30 21:55:11,846 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 93 transitions. [2018-09-30 21:55:11,847 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2018-09-30 21:55:11,847 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:55:11,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:55:11,992 INFO L134 CoverageAnalysis]: Checked inductivity of 870 backedges. 0 proven. 870 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:55:12,668 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:55:12,669 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 65 states and 96 transitions. [2018-09-30 21:55:12,669 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 96 transitions. [2018-09-30 21:55:12,669 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2018-09-30 21:55:12,670 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:55:12,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:55:12,855 INFO L134 CoverageAnalysis]: Checked inductivity of 930 backedges. 0 proven. 930 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:55:13,395 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:55:13,396 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 67 states and 99 transitions. [2018-09-30 21:55:13,396 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 99 transitions. [2018-09-30 21:55:13,396 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2018-09-30 21:55:13,397 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:55:13,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:55:13,542 INFO L134 CoverageAnalysis]: Checked inductivity of 992 backedges. 0 proven. 992 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:55:14,186 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:55:14,186 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 69 states and 102 transitions. [2018-09-30 21:55:14,186 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 102 transitions. [2018-09-30 21:55:14,187 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2018-09-30 21:55:14,187 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:55:14,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:55:14,728 INFO L134 CoverageAnalysis]: Checked inductivity of 1056 backedges. 0 proven. 1056 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:55:15,325 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:55:15,325 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 71 states and 105 transitions. [2018-09-30 21:55:15,326 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 105 transitions. [2018-09-30 21:55:15,326 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2018-09-30 21:55:15,326 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:55:15,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:55:15,535 INFO L134 CoverageAnalysis]: Checked inductivity of 1122 backedges. 0 proven. 1122 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:55:16,201 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:55:16,202 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 73 states and 108 transitions. [2018-09-30 21:55:16,202 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 108 transitions. [2018-09-30 21:55:16,202 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2018-09-30 21:55:16,203 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:55:16,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:55:16,404 INFO L134 CoverageAnalysis]: Checked inductivity of 1190 backedges. 0 proven. 1190 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:55:17,044 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:55:17,045 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 75 states and 111 transitions. [2018-09-30 21:55:17,045 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 111 transitions. [2018-09-30 21:55:17,046 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2018-09-30 21:55:17,046 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:55:17,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:55:17,383 INFO L134 CoverageAnalysis]: Checked inductivity of 1260 backedges. 0 proven. 1260 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:55:18,002 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:55:18,004 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 77 states and 114 transitions. [2018-09-30 21:55:18,004 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 114 transitions. [2018-09-30 21:55:18,004 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2018-09-30 21:55:18,004 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:55:18,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:55:18,145 INFO L134 CoverageAnalysis]: Checked inductivity of 1332 backedges. 0 proven. 1332 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:55:18,722 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:55:18,722 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 79 states and 117 transitions. [2018-09-30 21:55:18,723 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 117 transitions. [2018-09-30 21:55:18,723 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2018-09-30 21:55:18,723 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:55:18,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:55:18,870 INFO L134 CoverageAnalysis]: Checked inductivity of 1406 backedges. 0 proven. 1406 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:55:19,466 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:55:19,467 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 81 states and 120 transitions. [2018-09-30 21:55:19,467 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 120 transitions. [2018-09-30 21:55:19,468 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2018-09-30 21:55:19,468 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:55:19,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:55:19,652 INFO L134 CoverageAnalysis]: Checked inductivity of 1482 backedges. 0 proven. 1482 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:55:20,272 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:55:20,273 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 83 states and 123 transitions. [2018-09-30 21:55:20,273 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 123 transitions. [2018-09-30 21:55:20,274 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2018-09-30 21:55:20,274 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:55:20,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:55:20,537 INFO L134 CoverageAnalysis]: Checked inductivity of 1560 backedges. 0 proven. 1560 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:55:21,441 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:55:21,442 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 126 states to 85 states and 126 transitions. [2018-09-30 21:55:21,442 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 126 transitions. [2018-09-30 21:55:21,443 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2018-09-30 21:55:21,443 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:55:21,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:55:22,299 INFO L134 CoverageAnalysis]: Checked inductivity of 1640 backedges. 0 proven. 1640 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:55:22,945 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:55:22,946 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 87 states and 129 transitions. [2018-09-30 21:55:22,946 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 129 transitions. [2018-09-30 21:55:22,946 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2018-09-30 21:55:22,946 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:55:22,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:55:23,202 INFO L134 CoverageAnalysis]: Checked inductivity of 1722 backedges. 0 proven. 1722 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:55:23,880 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:55:23,881 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132 states to 89 states and 132 transitions. [2018-09-30 21:55:23,881 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 132 transitions. [2018-09-30 21:55:23,882 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2018-09-30 21:55:23,882 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:55:23,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:55:24,127 INFO L134 CoverageAnalysis]: Checked inductivity of 1806 backedges. 0 proven. 1806 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:55:24,823 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:55:24,823 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135 states to 91 states and 135 transitions. [2018-09-30 21:55:24,824 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 135 transitions. [2018-09-30 21:55:24,824 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2018-09-30 21:55:24,824 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:55:24,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:55:25,119 INFO L134 CoverageAnalysis]: Checked inductivity of 1892 backedges. 0 proven. 1892 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:55:26,014 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:55:26,015 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 93 states and 138 transitions. [2018-09-30 21:55:26,015 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 138 transitions. [2018-09-30 21:55:26,016 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2018-09-30 21:55:26,016 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:55:26,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:55:26,204 INFO L134 CoverageAnalysis]: Checked inductivity of 1980 backedges. 0 proven. 1980 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:55:27,010 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:55:27,011 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 141 states to 95 states and 141 transitions. [2018-09-30 21:55:27,011 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 141 transitions. [2018-09-30 21:55:27,011 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2018-09-30 21:55:27,011 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:55:27,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:55:27,268 INFO L134 CoverageAnalysis]: Checked inductivity of 2070 backedges. 0 proven. 2070 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:55:27,998 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:55:27,998 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 97 states and 144 transitions. [2018-09-30 21:55:27,998 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 144 transitions. [2018-09-30 21:55:27,999 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2018-09-30 21:55:27,999 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:55:28,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:55:28,235 INFO L134 CoverageAnalysis]: Checked inductivity of 2162 backedges. 0 proven. 2162 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:55:31,851 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:55:31,851 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 147 states to 99 states and 147 transitions. [2018-09-30 21:55:31,852 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 147 transitions. [2018-09-30 21:55:31,852 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2018-09-30 21:55:31,852 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:55:31,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:55:33,184 INFO L134 CoverageAnalysis]: Checked inductivity of 2256 backedges. 0 proven. 2256 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:55:33,939 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:55:33,939 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 150 states to 101 states and 150 transitions. [2018-09-30 21:55:33,940 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 150 transitions. [2018-09-30 21:55:33,940 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2018-09-30 21:55:33,940 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:55:33,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:55:34,172 INFO L134 CoverageAnalysis]: Checked inductivity of 2352 backedges. 0 proven. 2352 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:55:34,938 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:55:34,939 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 153 states to 103 states and 153 transitions. [2018-09-30 21:55:34,939 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 153 transitions. [2018-09-30 21:55:34,940 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2018-09-30 21:55:34,940 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:55:34,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:55:35,139 INFO L134 CoverageAnalysis]: Checked inductivity of 2450 backedges. 0 proven. 2450 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:55:36,123 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:55:36,124 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 156 states to 105 states and 156 transitions. [2018-09-30 21:55:36,124 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 156 transitions. [2018-09-30 21:55:36,124 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2018-09-30 21:55:36,124 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:55:36,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:55:36,311 INFO L134 CoverageAnalysis]: Checked inductivity of 2550 backedges. 0 proven. 2550 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:55:37,138 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:55:37,139 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 159 states to 107 states and 159 transitions. [2018-09-30 21:55:37,139 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 159 transitions. [2018-09-30 21:55:37,139 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2018-09-30 21:55:37,140 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:55:37,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:55:37,668 INFO L134 CoverageAnalysis]: Checked inductivity of 2652 backedges. 0 proven. 2652 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:55:38,494 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:55:38,495 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 109 states and 162 transitions. [2018-09-30 21:55:38,495 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 162 transitions. [2018-09-30 21:55:38,495 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2018-09-30 21:55:38,496 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:55:38,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:55:38,725 INFO L134 CoverageAnalysis]: Checked inductivity of 2756 backedges. 0 proven. 2756 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:55:39,569 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:55:39,570 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 165 states to 111 states and 165 transitions. [2018-09-30 21:55:39,570 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 165 transitions. [2018-09-30 21:55:39,570 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2018-09-30 21:55:39,571 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:55:39,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:55:39,857 INFO L134 CoverageAnalysis]: Checked inductivity of 2862 backedges. 0 proven. 2862 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:55:40,730 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:55:40,731 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 168 states to 113 states and 168 transitions. [2018-09-30 21:55:40,731 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 168 transitions. [2018-09-30 21:55:40,731 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2018-09-30 21:55:40,731 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:55:40,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:55:41,915 INFO L134 CoverageAnalysis]: Checked inductivity of 2970 backedges. 0 proven. 2970 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:55:42,776 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:55:42,777 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 171 states to 115 states and 171 transitions. [2018-09-30 21:55:42,777 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 171 transitions. [2018-09-30 21:55:42,778 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2018-09-30 21:55:42,778 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:55:42,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:55:44,849 INFO L134 CoverageAnalysis]: Checked inductivity of 3080 backedges. 0 proven. 3080 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:55:45,739 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:55:45,739 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 174 states to 117 states and 174 transitions. [2018-09-30 21:55:45,739 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 174 transitions. [2018-09-30 21:55:45,740 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2018-09-30 21:55:45,740 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:55:45,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:55:45,952 INFO L134 CoverageAnalysis]: Checked inductivity of 3192 backedges. 0 proven. 3192 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:55:47,128 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:55:47,129 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 177 states to 119 states and 177 transitions. [2018-09-30 21:55:47,129 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 177 transitions. [2018-09-30 21:55:47,130 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2018-09-30 21:55:47,130 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:55:47,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:55:48,665 INFO L134 CoverageAnalysis]: Checked inductivity of 3306 backedges. 0 proven. 3306 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:55:49,592 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:55:49,593 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 180 states to 121 states and 180 transitions. [2018-09-30 21:55:49,593 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 180 transitions. [2018-09-30 21:55:49,594 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2018-09-30 21:55:49,594 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:55:49,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:55:50,553 INFO L134 CoverageAnalysis]: Checked inductivity of 3422 backedges. 0 proven. 3422 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:55:51,665 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:55:51,666 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 183 states to 123 states and 183 transitions. [2018-09-30 21:55:51,666 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 183 transitions. [2018-09-30 21:55:51,667 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2018-09-30 21:55:51,667 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:55:51,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:55:51,833 INFO L134 CoverageAnalysis]: Checked inductivity of 3540 backedges. 0 proven. 3540 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:55:52,783 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:55:52,784 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 186 states to 125 states and 186 transitions. [2018-09-30 21:55:52,784 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 186 transitions. [2018-09-30 21:55:52,785 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2018-09-30 21:55:52,785 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:55:52,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:55:52,947 INFO L134 CoverageAnalysis]: Checked inductivity of 3660 backedges. 0 proven. 3660 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:55:53,948 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:55:53,949 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 189 states to 127 states and 189 transitions. [2018-09-30 21:55:53,949 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 189 transitions. [2018-09-30 21:55:53,950 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2018-09-30 21:55:53,950 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:55:53,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:55:54,167 INFO L134 CoverageAnalysis]: Checked inductivity of 3782 backedges. 0 proven. 3782 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:55:55,147 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:55:55,147 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 192 states to 129 states and 192 transitions. [2018-09-30 21:55:55,147 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 192 transitions. [2018-09-30 21:55:55,148 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2018-09-30 21:55:55,148 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:55:55,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:55:55,297 INFO L134 CoverageAnalysis]: Checked inductivity of 3906 backedges. 0 proven. 3906 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:55:56,340 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:55:56,341 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 195 states to 131 states and 195 transitions. [2018-09-30 21:55:56,341 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 195 transitions. [2018-09-30 21:55:56,341 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2018-09-30 21:55:56,341 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:55:56,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:55:56,618 INFO L134 CoverageAnalysis]: Checked inductivity of 4032 backedges. 0 proven. 4032 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:55:57,653 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:55:57,654 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 198 states to 133 states and 198 transitions. [2018-09-30 21:55:57,654 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 198 transitions. [2018-09-30 21:55:57,655 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2018-09-30 21:55:57,655 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:55:57,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:55:57,947 INFO L134 CoverageAnalysis]: Checked inductivity of 4160 backedges. 0 proven. 4160 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:55:58,983 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:55:58,984 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 201 states to 135 states and 201 transitions. [2018-09-30 21:55:58,984 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 201 transitions. [2018-09-30 21:55:58,985 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2018-09-30 21:55:58,985 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:55:59,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:55:59,170 INFO L134 CoverageAnalysis]: Checked inductivity of 4290 backedges. 0 proven. 4290 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:56:00,213 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:56:00,213 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 204 states to 137 states and 204 transitions. [2018-09-30 21:56:00,214 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 204 transitions. [2018-09-30 21:56:00,214 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2018-09-30 21:56:00,215 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:56:00,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:56:00,400 INFO L134 CoverageAnalysis]: Checked inductivity of 4422 backedges. 0 proven. 4422 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:56:01,663 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:56:01,663 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 207 states to 139 states and 207 transitions. [2018-09-30 21:56:01,664 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 207 transitions. [2018-09-30 21:56:01,664 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2018-09-30 21:56:01,664 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:56:01,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:56:01,868 INFO L134 CoverageAnalysis]: Checked inductivity of 4556 backedges. 0 proven. 4556 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:56:03,054 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:56:03,055 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 210 states to 141 states and 210 transitions. [2018-09-30 21:56:03,055 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 210 transitions. [2018-09-30 21:56:03,056 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2018-09-30 21:56:03,056 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:56:03,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:56:03,221 INFO L134 CoverageAnalysis]: Checked inductivity of 4692 backedges. 0 proven. 4692 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:56:04,334 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:56:04,335 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 213 states to 143 states and 213 transitions. [2018-09-30 21:56:04,335 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 213 transitions. [2018-09-30 21:56:04,336 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2018-09-30 21:56:04,336 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:56:04,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:56:04,510 INFO L134 CoverageAnalysis]: Checked inductivity of 4830 backedges. 0 proven. 4830 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:56:05,679 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:56:05,680 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 216 states to 145 states and 216 transitions. [2018-09-30 21:56:05,680 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 216 transitions. [2018-09-30 21:56:05,681 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2018-09-30 21:56:05,681 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:56:05,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:56:05,859 INFO L134 CoverageAnalysis]: Checked inductivity of 4970 backedges. 0 proven. 4970 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:56:07,239 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:56:07,240 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 219 states to 147 states and 219 transitions. [2018-09-30 21:56:07,240 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 219 transitions. [2018-09-30 21:56:07,241 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2018-09-30 21:56:07,241 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:56:07,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:56:07,423 INFO L134 CoverageAnalysis]: Checked inductivity of 5112 backedges. 0 proven. 5112 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:56:08,562 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:56:08,563 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 222 states to 149 states and 222 transitions. [2018-09-30 21:56:08,563 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 222 transitions. [2018-09-30 21:56:08,564 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2018-09-30 21:56:08,564 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:56:08,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:56:08,891 INFO L134 CoverageAnalysis]: Checked inductivity of 5256 backedges. 0 proven. 5256 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:56:10,045 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:56:10,046 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 225 states to 151 states and 225 transitions. [2018-09-30 21:56:10,046 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 225 transitions. [2018-09-30 21:56:10,050 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2018-09-30 21:56:10,050 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:56:10,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:56:10,327 INFO L134 CoverageAnalysis]: Checked inductivity of 5402 backedges. 0 proven. 5402 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:56:11,542 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:56:11,543 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 228 states to 153 states and 228 transitions. [2018-09-30 21:56:11,543 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 228 transitions. [2018-09-30 21:56:11,544 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2018-09-30 21:56:11,544 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:56:11,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:56:11,920 INFO L134 CoverageAnalysis]: Checked inductivity of 5550 backedges. 0 proven. 5550 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:56:13,207 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:56:13,207 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 231 states to 155 states and 231 transitions. [2018-09-30 21:56:13,208 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 231 transitions. [2018-09-30 21:56:13,208 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2018-09-30 21:56:13,208 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:56:13,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:56:13,407 INFO L134 CoverageAnalysis]: Checked inductivity of 5700 backedges. 0 proven. 5700 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:56:14,639 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:56:14,640 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 234 states to 157 states and 234 transitions. [2018-09-30 21:56:14,640 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 234 transitions. [2018-09-30 21:56:14,641 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2018-09-30 21:56:14,641 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:56:14,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:56:15,003 INFO L134 CoverageAnalysis]: Checked inductivity of 5852 backedges. 0 proven. 5852 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:56:16,216 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:56:16,216 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 237 states to 159 states and 237 transitions. [2018-09-30 21:56:16,217 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 237 transitions. [2018-09-30 21:56:16,217 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2018-09-30 21:56:16,217 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:56:16,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:56:17,179 INFO L134 CoverageAnalysis]: Checked inductivity of 6006 backedges. 0 proven. 6006 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:56:18,426 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:56:18,427 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 240 states to 161 states and 240 transitions. [2018-09-30 21:56:18,427 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 240 transitions. [2018-09-30 21:56:18,428 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2018-09-30 21:56:18,428 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:56:18,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:56:18,647 INFO L134 CoverageAnalysis]: Checked inductivity of 6162 backedges. 0 proven. 6162 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:56:19,977 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:56:19,978 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 243 states to 163 states and 243 transitions. [2018-09-30 21:56:19,978 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 243 transitions. [2018-09-30 21:56:19,979 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2018-09-30 21:56:19,979 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:56:20,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:56:20,262 INFO L134 CoverageAnalysis]: Checked inductivity of 6320 backedges. 0 proven. 6320 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:56:21,572 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:56:21,572 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 246 states to 165 states and 246 transitions. [2018-09-30 21:56:21,573 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 246 transitions. [2018-09-30 21:56:21,573 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2018-09-30 21:56:21,574 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:56:21,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:56:21,816 INFO L134 CoverageAnalysis]: Checked inductivity of 6480 backedges. 0 proven. 6480 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:56:23,355 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:56:23,356 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 249 states to 167 states and 249 transitions. [2018-09-30 21:56:23,356 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 249 transitions. [2018-09-30 21:56:23,357 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2018-09-30 21:56:23,357 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:56:23,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:56:23,585 INFO L134 CoverageAnalysis]: Checked inductivity of 6642 backedges. 0 proven. 6642 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:56:24,916 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:56:24,916 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 252 states to 169 states and 252 transitions. [2018-09-30 21:56:24,917 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 252 transitions. [2018-09-30 21:56:24,917 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 168 [2018-09-30 21:56:24,917 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:56:24,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:56:25,315 INFO L134 CoverageAnalysis]: Checked inductivity of 6806 backedges. 0 proven. 6806 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:56:26,633 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:56:26,633 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 255 states to 171 states and 255 transitions. [2018-09-30 21:56:26,633 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states and 255 transitions. [2018-09-30 21:56:26,634 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 170 [2018-09-30 21:56:26,634 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:56:26,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:56:26,865 INFO L134 CoverageAnalysis]: Checked inductivity of 6972 backedges. 0 proven. 6972 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:56:28,450 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:56:28,450 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 258 states to 173 states and 258 transitions. [2018-09-30 21:56:28,450 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states and 258 transitions. [2018-09-30 21:56:28,451 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 172 [2018-09-30 21:56:28,451 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:56:28,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:56:28,663 INFO L134 CoverageAnalysis]: Checked inductivity of 7140 backedges. 0 proven. 7140 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:56:30,037 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:56:30,037 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 261 states to 175 states and 261 transitions. [2018-09-30 21:56:30,037 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 261 transitions. [2018-09-30 21:56:30,038 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 174 [2018-09-30 21:56:30,038 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:56:30,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:56:30,448 INFO L134 CoverageAnalysis]: Checked inductivity of 7310 backedges. 0 proven. 7310 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:56:31,865 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:56:31,865 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 264 states to 177 states and 264 transitions. [2018-09-30 21:56:31,865 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 264 transitions. [2018-09-30 21:56:31,866 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2018-09-30 21:56:31,866 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:56:31,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:56:32,105 INFO L134 CoverageAnalysis]: Checked inductivity of 7482 backedges. 0 proven. 7482 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:56:33,682 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:56:33,683 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 267 states to 179 states and 267 transitions. [2018-09-30 21:56:33,683 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 267 transitions. [2018-09-30 21:56:33,684 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2018-09-30 21:56:33,684 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:56:33,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:56:33,911 INFO L134 CoverageAnalysis]: Checked inductivity of 7656 backedges. 0 proven. 7656 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:56:35,346 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:56:35,347 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 270 states to 181 states and 270 transitions. [2018-09-30 21:56:35,347 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 270 transitions. [2018-09-30 21:56:35,348 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 180 [2018-09-30 21:56:35,348 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:56:35,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:56:35,821 INFO L134 CoverageAnalysis]: Checked inductivity of 7832 backedges. 0 proven. 7832 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:56:37,254 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:56:37,255 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 273 states to 183 states and 273 transitions. [2018-09-30 21:56:37,255 INFO L276 IsEmpty]: Start isEmpty. Operand 183 states and 273 transitions. [2018-09-30 21:56:37,255 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2018-09-30 21:56:37,255 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:56:37,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:56:37,660 INFO L134 CoverageAnalysis]: Checked inductivity of 8010 backedges. 0 proven. 8010 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:56:39,145 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:56:39,146 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 276 states to 185 states and 276 transitions. [2018-09-30 21:56:39,146 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states and 276 transitions. [2018-09-30 21:56:39,147 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 184 [2018-09-30 21:56:39,147 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:56:39,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:56:39,380 INFO L134 CoverageAnalysis]: Checked inductivity of 8190 backedges. 0 proven. 8190 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:56:40,853 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:56:40,854 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 279 states to 187 states and 279 transitions. [2018-09-30 21:56:40,854 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 279 transitions. [2018-09-30 21:56:40,855 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2018-09-30 21:56:40,855 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:56:40,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:56:41,100 INFO L134 CoverageAnalysis]: Checked inductivity of 8372 backedges. 0 proven. 8372 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:56:42,944 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:56:42,945 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 282 states to 189 states and 282 transitions. [2018-09-30 21:56:42,945 INFO L276 IsEmpty]: Start isEmpty. Operand 189 states and 282 transitions. [2018-09-30 21:56:42,946 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2018-09-30 21:56:42,946 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:56:42,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:56:43,187 INFO L134 CoverageAnalysis]: Checked inductivity of 8556 backedges. 0 proven. 8556 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:56:44,722 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:56:44,723 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 285 states to 191 states and 285 transitions. [2018-09-30 21:56:44,723 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 285 transitions. [2018-09-30 21:56:44,723 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 190 [2018-09-30 21:56:44,723 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:56:44,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:56:44,971 INFO L134 CoverageAnalysis]: Checked inductivity of 8742 backedges. 0 proven. 8742 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:56:46,524 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:56:46,524 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 288 states to 193 states and 288 transitions. [2018-09-30 21:56:46,525 INFO L276 IsEmpty]: Start isEmpty. Operand 193 states and 288 transitions. [2018-09-30 21:56:46,525 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 192 [2018-09-30 21:56:46,526 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:56:46,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:56:46,799 INFO L134 CoverageAnalysis]: Checked inductivity of 8930 backedges. 0 proven. 8930 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:56:48,547 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:56:48,548 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 291 states to 195 states and 291 transitions. [2018-09-30 21:56:48,548 INFO L276 IsEmpty]: Start isEmpty. Operand 195 states and 291 transitions. [2018-09-30 21:56:48,549 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 194 [2018-09-30 21:56:48,549 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:56:48,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:56:48,818 INFO L134 CoverageAnalysis]: Checked inductivity of 9120 backedges. 0 proven. 9120 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:56:50,399 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:56:50,400 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 294 states to 197 states and 294 transitions. [2018-09-30 21:56:50,400 INFO L276 IsEmpty]: Start isEmpty. Operand 197 states and 294 transitions. [2018-09-30 21:56:50,401 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 196 [2018-09-30 21:56:50,401 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:56:50,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:56:50,659 INFO L134 CoverageAnalysis]: Checked inductivity of 9312 backedges. 0 proven. 9312 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:56:52,271 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:56:52,272 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 297 states to 199 states and 297 transitions. [2018-09-30 21:56:52,272 INFO L276 IsEmpty]: Start isEmpty. Operand 199 states and 297 transitions. [2018-09-30 21:56:52,273 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 198 [2018-09-30 21:56:52,273 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:56:52,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:56:52,590 INFO L134 CoverageAnalysis]: Checked inductivity of 9506 backedges. 0 proven. 9506 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:56:54,466 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:56:54,466 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 300 states to 201 states and 300 transitions. [2018-09-30 21:56:54,467 INFO L276 IsEmpty]: Start isEmpty. Operand 201 states and 300 transitions. [2018-09-30 21:56:54,467 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 200 [2018-09-30 21:56:54,467 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:56:54,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:56:54,744 INFO L134 CoverageAnalysis]: Checked inductivity of 9702 backedges. 0 proven. 9702 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:56:56,399 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:56:56,400 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 303 states to 203 states and 303 transitions. [2018-09-30 21:56:56,401 INFO L276 IsEmpty]: Start isEmpty. Operand 203 states and 303 transitions. [2018-09-30 21:56:56,401 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 202 [2018-09-30 21:56:56,402 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:56:56,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:56:56,691 INFO L134 CoverageAnalysis]: Checked inductivity of 9900 backedges. 0 proven. 9900 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:56:58,644 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:56:58,645 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 306 states to 205 states and 306 transitions. [2018-09-30 21:56:58,645 INFO L276 IsEmpty]: Start isEmpty. Operand 205 states and 306 transitions. [2018-09-30 21:56:58,646 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 204 [2018-09-30 21:56:58,646 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:56:58,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:56:58,960 INFO L134 CoverageAnalysis]: Checked inductivity of 10100 backedges. 0 proven. 10100 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:57:00,642 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:57:00,643 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 309 states to 207 states and 309 transitions. [2018-09-30 21:57:00,643 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states and 309 transitions. [2018-09-30 21:57:00,645 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 206 [2018-09-30 21:57:00,645 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:57:00,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:57:00,941 INFO L134 CoverageAnalysis]: Checked inductivity of 10302 backedges. 0 proven. 10302 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:57:02,675 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:57:02,675 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 312 states to 209 states and 312 transitions. [2018-09-30 21:57:02,675 INFO L276 IsEmpty]: Start isEmpty. Operand 209 states and 312 transitions. [2018-09-30 21:57:02,676 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 208 [2018-09-30 21:57:02,676 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:57:02,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:57:03,118 INFO L134 CoverageAnalysis]: Checked inductivity of 10506 backedges. 0 proven. 10506 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:57:04,904 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:57:04,905 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 315 states to 211 states and 315 transitions. [2018-09-30 21:57:04,905 INFO L276 IsEmpty]: Start isEmpty. Operand 211 states and 315 transitions. [2018-09-30 21:57:04,906 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 210 [2018-09-30 21:57:04,906 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:57:04,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:57:05,204 INFO L134 CoverageAnalysis]: Checked inductivity of 10712 backedges. 0 proven. 10712 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:57:06,940 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:57:06,941 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 318 states to 213 states and 318 transitions. [2018-09-30 21:57:06,941 INFO L276 IsEmpty]: Start isEmpty. Operand 213 states and 318 transitions. [2018-09-30 21:57:06,942 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 212 [2018-09-30 21:57:06,942 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:57:07,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:57:07,284 INFO L134 CoverageAnalysis]: Checked inductivity of 10920 backedges. 0 proven. 10920 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:57:09,263 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:57:09,264 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 321 states to 215 states and 321 transitions. [2018-09-30 21:57:09,264 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states and 321 transitions. [2018-09-30 21:57:09,265 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 214 [2018-09-30 21:57:09,265 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:57:09,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:57:09,593 INFO L134 CoverageAnalysis]: Checked inductivity of 11130 backedges. 0 proven. 11130 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:57:11,359 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:57:11,359 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 324 states to 217 states and 324 transitions. [2018-09-30 21:57:11,359 INFO L276 IsEmpty]: Start isEmpty. Operand 217 states and 324 transitions. [2018-09-30 21:57:11,360 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 216 [2018-09-30 21:57:11,360 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:57:11,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:57:11,647 INFO L134 CoverageAnalysis]: Checked inductivity of 11342 backedges. 0 proven. 11342 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:57:13,567 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:57:13,568 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 327 states to 219 states and 327 transitions. [2018-09-30 21:57:13,568 INFO L276 IsEmpty]: Start isEmpty. Operand 219 states and 327 transitions. [2018-09-30 21:57:13,569 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 218 [2018-09-30 21:57:13,569 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:57:13,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:57:13,870 INFO L134 CoverageAnalysis]: Checked inductivity of 11556 backedges. 0 proven. 11556 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:57:15,709 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:57:15,709 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 330 states to 221 states and 330 transitions. [2018-09-30 21:57:15,709 INFO L276 IsEmpty]: Start isEmpty. Operand 221 states and 330 transitions. [2018-09-30 21:57:15,710 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 220 [2018-09-30 21:57:15,711 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:57:15,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:57:16,016 INFO L134 CoverageAnalysis]: Checked inductivity of 11772 backedges. 0 proven. 11772 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:57:17,874 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:57:17,874 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 333 states to 223 states and 333 transitions. [2018-09-30 21:57:17,875 INFO L276 IsEmpty]: Start isEmpty. Operand 223 states and 333 transitions. [2018-09-30 21:57:17,875 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 222 [2018-09-30 21:57:17,875 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:57:17,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:57:18,186 INFO L134 CoverageAnalysis]: Checked inductivity of 11990 backedges. 0 proven. 11990 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:57:20,406 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:57:20,406 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 336 states to 225 states and 336 transitions. [2018-09-30 21:57:20,406 INFO L276 IsEmpty]: Start isEmpty. Operand 225 states and 336 transitions. [2018-09-30 21:57:20,407 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 224 [2018-09-30 21:57:20,407 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:57:20,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:57:20,744 INFO L134 CoverageAnalysis]: Checked inductivity of 12210 backedges. 0 proven. 12210 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:57:22,701 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:57:22,702 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 339 states to 227 states and 339 transitions. [2018-09-30 21:57:22,702 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 339 transitions. [2018-09-30 21:57:22,703 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 226 [2018-09-30 21:57:22,703 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:57:22,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:57:23,042 INFO L134 CoverageAnalysis]: Checked inductivity of 12432 backedges. 0 proven. 12432 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:57:25,267 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:57:25,268 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 342 states to 229 states and 342 transitions. [2018-09-30 21:57:25,268 INFO L276 IsEmpty]: Start isEmpty. Operand 229 states and 342 transitions. [2018-09-30 21:57:25,268 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 228 [2018-09-30 21:57:25,268 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:57:25,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:57:25,592 INFO L134 CoverageAnalysis]: Checked inductivity of 12656 backedges. 0 proven. 12656 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:57:27,538 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:57:27,539 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 345 states to 231 states and 345 transitions. [2018-09-30 21:57:27,539 INFO L276 IsEmpty]: Start isEmpty. Operand 231 states and 345 transitions. [2018-09-30 21:57:27,540 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 230 [2018-09-30 21:57:27,540 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:57:27,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:57:27,976 INFO L134 CoverageAnalysis]: Checked inductivity of 12882 backedges. 0 proven. 12882 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:57:30,145 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:57:30,146 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 348 states to 233 states and 348 transitions. [2018-09-30 21:57:30,146 INFO L276 IsEmpty]: Start isEmpty. Operand 233 states and 348 transitions. [2018-09-30 21:57:30,147 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 232 [2018-09-30 21:57:30,147 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:57:30,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:57:30,504 INFO L134 CoverageAnalysis]: Checked inductivity of 13110 backedges. 0 proven. 13110 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:57:32,482 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:57:32,483 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 351 states to 235 states and 351 transitions. [2018-09-30 21:57:32,483 INFO L276 IsEmpty]: Start isEmpty. Operand 235 states and 351 transitions. [2018-09-30 21:57:32,484 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 234 [2018-09-30 21:57:32,484 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:57:32,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:57:32,814 INFO L134 CoverageAnalysis]: Checked inductivity of 13340 backedges. 0 proven. 13340 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:57:35,069 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:57:35,070 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 354 states to 237 states and 354 transitions. [2018-09-30 21:57:35,070 INFO L276 IsEmpty]: Start isEmpty. Operand 237 states and 354 transitions. [2018-09-30 21:57:35,071 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 236 [2018-09-30 21:57:35,071 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:57:35,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:57:35,418 INFO L134 CoverageAnalysis]: Checked inductivity of 13572 backedges. 0 proven. 13572 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:57:37,463 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:57:37,463 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 357 states to 239 states and 357 transitions. [2018-09-30 21:57:37,463 INFO L276 IsEmpty]: Start isEmpty. Operand 239 states and 357 transitions. [2018-09-30 21:57:37,464 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 238 [2018-09-30 21:57:37,464 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:57:37,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:57:37,869 INFO L134 CoverageAnalysis]: Checked inductivity of 13806 backedges. 0 proven. 13806 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:57:40,036 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:57:40,037 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 360 states to 241 states and 360 transitions. [2018-09-30 21:57:40,037 INFO L276 IsEmpty]: Start isEmpty. Operand 241 states and 360 transitions. [2018-09-30 21:57:40,037 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 240 [2018-09-30 21:57:40,038 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:57:40,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:57:40,389 INFO L134 CoverageAnalysis]: Checked inductivity of 14042 backedges. 0 proven. 14042 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:57:42,422 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:57:42,423 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 363 states to 243 states and 363 transitions. [2018-09-30 21:57:42,423 INFO L276 IsEmpty]: Start isEmpty. Operand 243 states and 363 transitions. [2018-09-30 21:57:42,424 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 242 [2018-09-30 21:57:42,424 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:57:42,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:57:42,793 INFO L134 CoverageAnalysis]: Checked inductivity of 14280 backedges. 0 proven. 14280 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:57:45,157 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:57:45,157 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 366 states to 245 states and 366 transitions. [2018-09-30 21:57:45,157 INFO L276 IsEmpty]: Start isEmpty. Operand 245 states and 366 transitions. [2018-09-30 21:57:45,158 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 244 [2018-09-30 21:57:45,158 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:57:45,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:57:45,548 INFO L134 CoverageAnalysis]: Checked inductivity of 14520 backedges. 0 proven. 14520 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:57:47,622 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:57:47,623 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 369 states to 247 states and 369 transitions. [2018-09-30 21:57:47,623 INFO L276 IsEmpty]: Start isEmpty. Operand 247 states and 369 transitions. [2018-09-30 21:57:47,624 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 246 [2018-09-30 21:57:47,624 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:57:47,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:57:47,973 INFO L134 CoverageAnalysis]: Checked inductivity of 14762 backedges. 0 proven. 14762 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:57:50,323 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:57:50,324 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 372 states to 249 states and 372 transitions. [2018-09-30 21:57:50,324 INFO L276 IsEmpty]: Start isEmpty. Operand 249 states and 372 transitions. [2018-09-30 21:57:50,325 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 248 [2018-09-30 21:57:50,325 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:57:50,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:57:50,695 INFO L134 CoverageAnalysis]: Checked inductivity of 15006 backedges. 0 proven. 15006 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:57:52,822 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:57:52,823 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 375 states to 251 states and 375 transitions. [2018-09-30 21:57:52,823 INFO L276 IsEmpty]: Start isEmpty. Operand 251 states and 375 transitions. [2018-09-30 21:57:52,823 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 250 [2018-09-30 21:57:52,824 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:57:52,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:57:53,189 INFO L134 CoverageAnalysis]: Checked inductivity of 15252 backedges. 0 proven. 15252 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:57:55,550 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:57:55,551 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 378 states to 253 states and 378 transitions. [2018-09-30 21:57:55,551 INFO L276 IsEmpty]: Start isEmpty. Operand 253 states and 378 transitions. [2018-09-30 21:57:55,552 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 252 [2018-09-30 21:57:55,552 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:57:55,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:57:55,924 INFO L134 CoverageAnalysis]: Checked inductivity of 15500 backedges. 0 proven. 15500 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:57:58,077 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:57:58,078 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 381 states to 255 states and 381 transitions. [2018-09-30 21:57:58,078 INFO L276 IsEmpty]: Start isEmpty. Operand 255 states and 381 transitions. [2018-09-30 21:57:58,079 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 254 [2018-09-30 21:57:58,079 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:57:58,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:57:58,476 INFO L134 CoverageAnalysis]: Checked inductivity of 15750 backedges. 0 proven. 15750 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:58:00,927 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:58:00,928 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 384 states to 257 states and 384 transitions. [2018-09-30 21:58:00,928 INFO L276 IsEmpty]: Start isEmpty. Operand 257 states and 384 transitions. [2018-09-30 21:58:00,930 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 256 [2018-09-30 21:58:00,930 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:58:01,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:58:01,328 INFO L134 CoverageAnalysis]: Checked inductivity of 16002 backedges. 0 proven. 16002 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:58:03,524 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:58:03,525 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 387 states to 259 states and 387 transitions. [2018-09-30 21:58:03,525 INFO L276 IsEmpty]: Start isEmpty. Operand 259 states and 387 transitions. [2018-09-30 21:58:03,526 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 258 [2018-09-30 21:58:03,526 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:58:03,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:58:03,900 INFO L134 CoverageAnalysis]: Checked inductivity of 16256 backedges. 0 proven. 16256 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:58:06,387 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:58:06,387 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 390 states to 261 states and 390 transitions. [2018-09-30 21:58:06,388 INFO L276 IsEmpty]: Start isEmpty. Operand 261 states and 390 transitions. [2018-09-30 21:58:06,389 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 260 [2018-09-30 21:58:06,389 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:58:06,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:58:06,808 INFO L134 CoverageAnalysis]: Checked inductivity of 16512 backedges. 0 proven. 16512 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:58:09,072 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:58:09,073 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 393 states to 263 states and 393 transitions. [2018-09-30 21:58:09,073 INFO L276 IsEmpty]: Start isEmpty. Operand 263 states and 393 transitions. [2018-09-30 21:58:09,074 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 262 [2018-09-30 21:58:09,074 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:58:09,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:58:09,527 INFO L134 CoverageAnalysis]: Checked inductivity of 16770 backedges. 0 proven. 16770 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:58:11,926 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:58:11,927 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 396 states to 265 states and 396 transitions. [2018-09-30 21:58:11,927 INFO L276 IsEmpty]: Start isEmpty. Operand 265 states and 396 transitions. [2018-09-30 21:58:11,928 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 264 [2018-09-30 21:58:11,928 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:58:12,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:58:12,347 INFO L134 CoverageAnalysis]: Checked inductivity of 17030 backedges. 0 proven. 17030 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:58:14,660 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:58:14,660 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 399 states to 267 states and 399 transitions. [2018-09-30 21:58:14,660 INFO L276 IsEmpty]: Start isEmpty. Operand 267 states and 399 transitions. [2018-09-30 21:58:14,661 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 266 [2018-09-30 21:58:14,661 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:58:14,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:58:15,161 INFO L134 CoverageAnalysis]: Checked inductivity of 17292 backedges. 0 proven. 17292 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:58:17,427 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:58:17,428 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 402 states to 269 states and 402 transitions. [2018-09-30 21:58:17,428 INFO L276 IsEmpty]: Start isEmpty. Operand 269 states and 402 transitions. [2018-09-30 21:58:17,429 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 268 [2018-09-30 21:58:17,429 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:58:17,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:58:17,843 INFO L134 CoverageAnalysis]: Checked inductivity of 17556 backedges. 0 proven. 17556 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:58:20,353 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:58:20,354 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 405 states to 271 states and 405 transitions. [2018-09-30 21:58:20,354 INFO L276 IsEmpty]: Start isEmpty. Operand 271 states and 405 transitions. [2018-09-30 21:58:20,355 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 270 [2018-09-30 21:58:20,355 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:58:20,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:58:20,778 INFO L134 CoverageAnalysis]: Checked inductivity of 17822 backedges. 0 proven. 17822 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:58:23,100 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:58:23,101 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 408 states to 273 states and 408 transitions. [2018-09-30 21:58:23,101 INFO L276 IsEmpty]: Start isEmpty. Operand 273 states and 408 transitions. [2018-09-30 21:58:23,103 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 272 [2018-09-30 21:58:23,103 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:58:23,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:58:23,536 INFO L134 CoverageAnalysis]: Checked inductivity of 18090 backedges. 0 proven. 18090 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:58:26,065 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:58:26,065 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 411 states to 275 states and 411 transitions. [2018-09-30 21:58:26,066 INFO L276 IsEmpty]: Start isEmpty. Operand 275 states and 411 transitions. [2018-09-30 21:58:26,067 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 274 [2018-09-30 21:58:26,067 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:58:26,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:58:26,502 INFO L134 CoverageAnalysis]: Checked inductivity of 18360 backedges. 0 proven. 18360 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:58:28,871 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:58:28,871 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 414 states to 277 states and 414 transitions. [2018-09-30 21:58:28,872 INFO L276 IsEmpty]: Start isEmpty. Operand 277 states and 414 transitions. [2018-09-30 21:58:28,873 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 276 [2018-09-30 21:58:28,873 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:58:28,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:58:29,312 INFO L134 CoverageAnalysis]: Checked inductivity of 18632 backedges. 0 proven. 18632 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:58:31,902 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:58:31,903 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 417 states to 279 states and 417 transitions. [2018-09-30 21:58:31,903 INFO L276 IsEmpty]: Start isEmpty. Operand 279 states and 417 transitions. [2018-09-30 21:58:31,904 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 278 [2018-09-30 21:58:31,904 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:58:32,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:58:32,363 INFO L134 CoverageAnalysis]: Checked inductivity of 18906 backedges. 0 proven. 18906 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:58:34,731 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:58:34,731 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 420 states to 281 states and 420 transitions. [2018-09-30 21:58:34,731 INFO L276 IsEmpty]: Start isEmpty. Operand 281 states and 420 transitions. [2018-09-30 21:58:34,732 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 280 [2018-09-30 21:58:34,732 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:58:34,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:58:35,357 INFO L134 CoverageAnalysis]: Checked inductivity of 19182 backedges. 0 proven. 19182 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:58:37,799 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:58:37,800 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 423 states to 283 states and 423 transitions. [2018-09-30 21:58:37,800 INFO L276 IsEmpty]: Start isEmpty. Operand 283 states and 423 transitions. [2018-09-30 21:58:37,801 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 282 [2018-09-30 21:58:37,801 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:58:37,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:58:38,249 INFO L134 CoverageAnalysis]: Checked inductivity of 19460 backedges. 0 proven. 19460 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:58:40,907 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:58:40,907 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 426 states to 285 states and 426 transitions. [2018-09-30 21:58:40,908 INFO L276 IsEmpty]: Start isEmpty. Operand 285 states and 426 transitions. [2018-09-30 21:58:40,909 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 284 [2018-09-30 21:58:40,909 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:58:41,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:58:41,381 INFO L134 CoverageAnalysis]: Checked inductivity of 19740 backedges. 0 proven. 19740 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:58:43,826 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:58:43,826 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 429 states to 287 states and 429 transitions. [2018-09-30 21:58:43,826 INFO L276 IsEmpty]: Start isEmpty. Operand 287 states and 429 transitions. [2018-09-30 21:58:43,827 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 286 [2018-09-30 21:58:43,828 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:58:43,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:58:44,302 INFO L134 CoverageAnalysis]: Checked inductivity of 20022 backedges. 0 proven. 20022 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:58:47,000 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:58:47,001 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 432 states to 289 states and 432 transitions. [2018-09-30 21:58:47,001 INFO L276 IsEmpty]: Start isEmpty. Operand 289 states and 432 transitions. [2018-09-30 21:58:47,002 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 288 [2018-09-30 21:58:47,002 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:58:47,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:58:47,473 INFO L134 CoverageAnalysis]: Checked inductivity of 20306 backedges. 0 proven. 20306 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:58:49,948 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:58:49,948 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 435 states to 291 states and 435 transitions. [2018-09-30 21:58:49,948 INFO L276 IsEmpty]: Start isEmpty. Operand 291 states and 435 transitions. [2018-09-30 21:58:49,949 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 290 [2018-09-30 21:58:49,949 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:58:50,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:58:50,468 INFO L134 CoverageAnalysis]: Checked inductivity of 20592 backedges. 0 proven. 20592 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:58:53,140 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:58:53,141 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 438 states to 293 states and 438 transitions. [2018-09-30 21:58:53,141 INFO L276 IsEmpty]: Start isEmpty. Operand 293 states and 438 transitions. [2018-09-30 21:58:53,142 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 292 [2018-09-30 21:58:53,142 INFO L423 CodeCheckObserver]: Error Path is FOUND. Received shutdown request... [2018-09-30 21:58:53,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:58:53,276 ERROR L611 CodeCheckObserver]: First Tracecheck threw exception Timeout exceeded [2018-09-30 21:58:53,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:58:53,481 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 21:58:53,504 INFO L177 TraceCheckSpWp]: Timeout while computing interpolants [2018-09-30 21:58:53,504 INFO L256 ToolchainWalker]: Toolchain cancelled while executing plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck. Reason: Timeout or Toolchain cancelled by user [2018-09-30 21:58:53,506 INFO L168 Benchmark]: Toolchain (without parser) took 241835.00 ms. Allocated memory was 1.5 GB in the beginning and 1.8 GB in the end (delta: 275.3 MB). Free memory was 1.5 GB in the beginning and 1.4 GB in the end (delta: 38.9 MB). Peak memory consumption was 314.2 MB. Max. memory is 7.1 GB. [2018-09-30 21:58:53,507 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.20 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-09-30 21:58:53,508 INFO L168 Benchmark]: Boogie Procedure Inliner took 42.25 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-09-30 21:58:53,508 INFO L168 Benchmark]: Boogie Preprocessor took 20.70 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-09-30 21:58:53,508 INFO L168 Benchmark]: RCFGBuilder took 266.91 ms. Allocated memory is still 1.5 GB. Free memory was 1.5 GB in the beginning and 1.5 GB in the end (delta: 21.1 MB). Peak memory consumption was 21.1 MB. Max. memory is 7.1 GB. [2018-09-30 21:58:53,509 INFO L168 Benchmark]: CodeCheck took 241499.85 ms. Allocated memory was 1.5 GB in the beginning and 1.8 GB in the end (delta: 275.3 MB). Free memory was 1.5 GB in the beginning and 1.4 GB in the end (delta: 17.8 MB). Peak memory consumption was 293.1 MB. Max. memory is 7.1 GB. [2018-09-30 21:58:53,512 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - TimeoutResult: Timeout (de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck) Toolchain cancelled while TraceCheckSpWp was constructing forward predicates, while XnfDer was eliminating 1 quantified variables from 2 xjuncts. * 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 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 42.25 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Preprocessor took 20.70 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. * RCFGBuilder took 266.91 ms. Allocated memory is still 1.5 GB. Free memory was 1.5 GB in the beginning and 1.5 GB in the end (delta: 21.1 MB). Peak memory consumption was 21.1 MB. Max. memory is 7.1 GB. * CodeCheck took 241499.85 ms. Allocated memory was 1.5 GB in the beginning and 1.8 GB in the end (delta: 275.3 MB). Free memory was 1.5 GB in the beginning and 1.4 GB in the end (delta: 17.8 MB). Peak memory consumption was 293.1 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/LargeConstant-ForwardSuccess.bpl_svcomp-Reach-32bit-Kojak_Default_PUPT.epf_KojakBplInline.xml/Csv-Benchmark-0-2018-09-30_21-58-53-524.csv Completed graceful shutdown