java -Xmx8000000000 -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data --generate-csv --csv-dir csv -tc ../../../trunk/examples/toolchains/KojakBplInline.xml -s ../../../trunk/examples/settings/pu-bench/svcomp-Reach-32bit-Kojak_Default.epf -i ../../../trunk/examples/programs/toy/tooDifficultLoopInvariant/LargeConstant-ForwardSuccess.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.23-b2fde6a [2018-09-28 11:11:49,620 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-09-28 11:11:49,622 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-09-28 11:11:49,634 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-09-28 11:11:49,635 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-09-28 11:11:49,636 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-09-28 11:11:49,638 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-09-28 11:11:49,640 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-09-28 11:11:49,646 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-09-28 11:11:49,648 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-09-28 11:11:49,649 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-09-28 11:11:49,649 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-09-28 11:11:49,650 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-09-28 11:11:49,653 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-09-28 11:11:49,659 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-09-28 11:11:49,660 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-09-28 11:11:49,661 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-09-28 11:11:49,663 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-09-28 11:11:49,665 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-09-28 11:11:49,666 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-09-28 11:11:49,667 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-09-28 11:11:49,668 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-09-28 11:11:49,670 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-09-28 11:11:49,671 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-09-28 11:11:49,671 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-09-28 11:11:49,672 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-09-28 11:11:49,672 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-09-28 11:11:49,673 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-09-28 11:11:49,674 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-09-28 11:11:49,675 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-09-28 11:11:49,675 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-09-28 11:11:49,676 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-09-28 11:11:49,676 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-09-28 11:11:49,676 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-09-28 11:11:49,677 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-09-28 11:11:49,677 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-09-28 11:11:49,678 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/pu-bench/svcomp-Reach-32bit-Kojak_Default.epf [2018-09-28 11:11:49,702 INFO L110 SettingsManager]: Loading preferences was successful [2018-09-28 11:11:49,702 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-09-28 11:11:49,703 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-09-28 11:11:49,703 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-09-28 11:11:49,704 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-09-28 11:11:49,704 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-09-28 11:11:49,704 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-09-28 11:11:49,704 INFO L133 SettingsManager]: * sizeof long=4 [2018-09-28 11:11:49,705 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-09-28 11:11:49,705 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-09-28 11:11:49,705 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-09-28 11:11:49,705 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-09-28 11:11:49,705 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-09-28 11:11:49,705 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-09-28 11:11:49,706 INFO L133 SettingsManager]: * sizeof long double=12 [2018-09-28 11:11:49,706 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-09-28 11:11:49,706 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-09-28 11:11:49,706 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-09-28 11:11:49,706 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-09-28 11:11:49,707 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-09-28 11:11:49,707 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-09-28 11:11:49,707 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-09-28 11:11:49,707 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-09-28 11:11:49,708 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-09-28 11:11:49,708 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-09-28 11:11:49,708 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-09-28 11:11:49,708 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-09-28 11:11:49,708 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-09-28 11:11:49,708 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-09-28 11:11:49,751 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-09-28 11:11:49,763 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-09-28 11:11:49,769 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-09-28 11:11:49,770 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2018-09-28 11:11:49,771 INFO L276 PluginConnector]: Boogie PL CUP Parser initialized [2018-09-28 11:11:49,772 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/toy/tooDifficultLoopInvariant/LargeConstant-ForwardSuccess.bpl [2018-09-28 11:11:49,772 INFO L111 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/toy/tooDifficultLoopInvariant/LargeConstant-ForwardSuccess.bpl' [2018-09-28 11:11:49,812 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-09-28 11:11:49,815 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-09-28 11:11:49,816 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-09-28 11:11:49,816 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-09-28 11:11:49,816 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-09-28 11:11:49,836 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "LargeConstant-ForwardSuccess.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 28.09 11:11:49" (1/1) ... [2018-09-28 11:11:49,851 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "LargeConstant-ForwardSuccess.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 28.09 11:11:49" (1/1) ... [2018-09-28 11:11:49,855 WARN L165 Inliner]: Program contained no entry procedure! [2018-09-28 11:11:49,856 WARN L168 Inliner]: Missing entry procedures: [ULTIMATE.start] [2018-09-28 11:11:49,856 WARN L175 Inliner]: Fallback enabled. All procedures will be processed. [2018-09-28 11:11:49,858 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-09-28 11:11:49,859 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-09-28 11:11:49,859 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-09-28 11:11:49,859 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-09-28 11:11:49,870 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "LargeConstant-ForwardSuccess.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 28.09 11:11:49" (1/1) ... [2018-09-28 11:11:49,870 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "LargeConstant-ForwardSuccess.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 28.09 11:11:49" (1/1) ... [2018-09-28 11:11:49,871 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "LargeConstant-ForwardSuccess.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 28.09 11:11:49" (1/1) ... [2018-09-28 11:11:49,871 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "LargeConstant-ForwardSuccess.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 28.09 11:11:49" (1/1) ... [2018-09-28 11:11:49,873 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "LargeConstant-ForwardSuccess.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 28.09 11:11:49" (1/1) ... [2018-09-28 11:11:49,877 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "LargeConstant-ForwardSuccess.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 28.09 11:11:49" (1/1) ... [2018-09-28 11:11:49,878 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "LargeConstant-ForwardSuccess.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 28.09 11:11:49" (1/1) ... [2018-09-28 11:11:49,879 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-09-28 11:11:49,880 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-09-28 11:11:49,880 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-09-28 11:11:49,880 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-09-28 11:11:49,881 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "LargeConstant-ForwardSuccess.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 28.09 11:11:49" (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 [2018-09-28 11:11:49,952 INFO L130 BoogieDeclarations]: Found specification of procedure proc [2018-09-28 11:11:49,952 INFO L138 BoogieDeclarations]: Found implementation of procedure proc [2018-09-28 11:11:50,130 INFO L350 CfgBuilder]: Using library mode [2018-09-28 11:11:50,131 INFO L202 PluginConnector]: Adding new model LargeConstant-ForwardSuccess.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.09 11:11:50 BoogieIcfgContainer [2018-09-28 11:11:50,131 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-09-28 11:11:50,132 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-09-28 11:11:50,132 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-09-28 11:11:50,143 INFO L276 PluginConnector]: CodeCheck initialized [2018-09-28 11:11:50,144 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "LargeConstant-ForwardSuccess.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.09 11:11:50" (1/1) ... [2018-09-28 11:11:50,160 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-09-28 11:11:50,194 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:11:50,202 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 5 transitions. [2018-09-28 11:11:50,203 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 5 transitions. [2018-09-28 11:11:50,206 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-09-28 11:11:50,207 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:11:50,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:11:50,333 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:11:50,479 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:11:50,480 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 7 states and 9 transitions. [2018-09-28 11:11:50,480 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 9 transitions. [2018-09-28 11:11:50,480 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-28 11:11:50,480 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:11:50,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:11:50,561 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:11:50,716 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:11:50,717 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 9 states and 12 transitions. [2018-09-28 11:11:50,717 INFO L276 IsEmpty]: Start isEmpty. Operand 9 states and 12 transitions. [2018-09-28 11:11:50,717 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-09-28 11:11:50,718 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:11:50,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:11:50,769 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:11:50,987 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:11:50,988 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 11 states and 15 transitions. [2018-09-28 11:11:50,988 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 15 transitions. [2018-09-28 11:11:50,989 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-09-28 11:11:50,989 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:11:50,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:11:51,168 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:11:51,340 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:11:51,341 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 13 states and 18 transitions. [2018-09-28 11:11:51,341 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 18 transitions. [2018-09-28 11:11:51,342 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-09-28 11:11:51,342 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:11:51,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:11:51,405 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:11:51,640 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:11:51,641 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 15 states and 21 transitions. [2018-09-28 11:11:51,641 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 21 transitions. [2018-09-28 11:11:51,642 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-09-28 11:11:51,642 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:11:51,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:11:51,700 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:11:51,947 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:11:51,947 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 17 states and 24 transitions. [2018-09-28 11:11:51,948 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 24 transitions. [2018-09-28 11:11:51,949 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-09-28 11:11:51,949 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:11:51,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:11:52,198 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 0 proven. 42 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:11:52,463 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:11:52,464 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 19 states and 27 transitions. [2018-09-28 11:11:52,464 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 27 transitions. [2018-09-28 11:11:52,465 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-09-28 11:11:52,465 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:11:52,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:11:52,576 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 0 proven. 56 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:11:52,736 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:11:52,737 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 21 states and 30 transitions. [2018-09-28 11:11:52,737 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 30 transitions. [2018-09-28 11:11:52,738 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-09-28 11:11:52,738 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:11:52,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:11:52,895 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 0 proven. 72 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:11:53,032 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:11:53,033 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 23 states and 33 transitions. [2018-09-28 11:11:53,033 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 33 transitions. [2018-09-28 11:11:53,035 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2018-09-28 11:11:53,035 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:11:53,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:11:53,112 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 0 proven. 90 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:11:53,302 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:11:53,303 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 25 states and 36 transitions. [2018-09-28 11:11:53,303 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 36 transitions. [2018-09-28 11:11:53,304 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2018-09-28 11:11:53,304 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:11:53,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:11:53,399 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 0 proven. 110 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:11:53,528 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:11:53,529 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2018-09-28 11:11:53,529 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2018-09-28 11:11:53,530 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2018-09-28 11:11:53,530 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:11:53,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:11:53,605 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 0 proven. 132 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:11:53,743 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:11:53,744 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 29 states and 42 transitions. [2018-09-28 11:11:53,744 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 42 transitions. [2018-09-28 11:11:53,745 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2018-09-28 11:11:53,745 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:11:53,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:11:53,895 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 0 proven. 156 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:11:54,022 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:11:54,022 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 31 states and 45 transitions. [2018-09-28 11:11:54,022 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 45 transitions. [2018-09-28 11:11:54,023 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2018-09-28 11:11:54,023 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:11:54,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:11:54,143 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 0 proven. 182 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:11:54,275 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:11:54,276 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 33 states and 48 transitions. [2018-09-28 11:11:54,276 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 48 transitions. [2018-09-28 11:11:54,277 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2018-09-28 11:11:54,277 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:11:54,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:11:54,414 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 0 proven. 210 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:11:54,566 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:11:54,567 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2018-09-28 11:11:54,567 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2018-09-28 11:11:54,568 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2018-09-28 11:11:54,568 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:11:54,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:11:54,823 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 0 proven. 240 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:11:54,965 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:11:54,966 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 37 states and 54 transitions. [2018-09-28 11:11:54,966 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 54 transitions. [2018-09-28 11:11:54,967 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2018-09-28 11:11:54,967 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:11:54,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:11:55,076 INFO L134 CoverageAnalysis]: Checked inductivity of 272 backedges. 0 proven. 272 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:11:55,274 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:11:55,275 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 39 states and 57 transitions. [2018-09-28 11:11:55,275 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 57 transitions. [2018-09-28 11:11:55,276 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2018-09-28 11:11:55,276 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:11:55,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:11:55,605 INFO L134 CoverageAnalysis]: Checked inductivity of 306 backedges. 0 proven. 306 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:11:56,277 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:11:56,278 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 41 states and 60 transitions. [2018-09-28 11:11:56,278 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 60 transitions. [2018-09-28 11:11:56,279 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2018-09-28 11:11:56,279 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:11:56,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:11:56,420 INFO L134 CoverageAnalysis]: Checked inductivity of 342 backedges. 0 proven. 342 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:11:56,634 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:11:56,635 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 43 states and 63 transitions. [2018-09-28 11:11:56,635 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 63 transitions. [2018-09-28 11:11:56,636 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2018-09-28 11:11:56,636 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:11:56,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:11:56,961 INFO L134 CoverageAnalysis]: Checked inductivity of 380 backedges. 0 proven. 380 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:11:57,646 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:11:57,647 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 45 states and 66 transitions. [2018-09-28 11:11:57,648 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 66 transitions. [2018-09-28 11:11:57,649 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2018-09-28 11:11:57,649 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:11:57,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:11:57,947 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 0 proven. 420 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:11:58,927 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:11:58,928 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 47 states and 69 transitions. [2018-09-28 11:11:58,928 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 69 transitions. [2018-09-28 11:11:58,930 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2018-09-28 11:11:58,930 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:11:58,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:11:59,934 INFO L134 CoverageAnalysis]: Checked inductivity of 462 backedges. 0 proven. 462 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:12:00,832 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:12:00,832 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 49 states and 72 transitions. [2018-09-28 11:12:00,833 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 72 transitions. [2018-09-28 11:12:00,833 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2018-09-28 11:12:00,833 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:12:00,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:12:00,928 INFO L134 CoverageAnalysis]: Checked inductivity of 506 backedges. 0 proven. 506 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:12:01,066 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:12:01,067 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 51 states and 75 transitions. [2018-09-28 11:12:01,067 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 75 transitions. [2018-09-28 11:12:01,068 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2018-09-28 11:12:01,068 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:12:01,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:12:01,288 INFO L134 CoverageAnalysis]: Checked inductivity of 552 backedges. 0 proven. 552 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:12:01,431 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:12:01,432 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 53 states and 78 transitions. [2018-09-28 11:12:01,432 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 78 transitions. [2018-09-28 11:12:01,433 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2018-09-28 11:12:01,433 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:12:01,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:12:01,864 INFO L134 CoverageAnalysis]: Checked inductivity of 600 backedges. 0 proven. 600 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:12:01,992 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:12:01,993 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 55 states and 81 transitions. [2018-09-28 11:12:01,993 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 81 transitions. [2018-09-28 11:12:01,993 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2018-09-28 11:12:01,993 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:12:02,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:12:02,143 INFO L134 CoverageAnalysis]: Checked inductivity of 650 backedges. 0 proven. 650 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:12:02,611 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:12:02,611 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 57 states and 84 transitions. [2018-09-28 11:12:02,612 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 84 transitions. [2018-09-28 11:12:02,612 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2018-09-28 11:12:02,613 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:12:02,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:12:02,820 INFO L134 CoverageAnalysis]: Checked inductivity of 702 backedges. 0 proven. 702 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:12:02,950 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:12:02,951 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 59 states and 87 transitions. [2018-09-28 11:12:02,951 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 87 transitions. [2018-09-28 11:12:02,951 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2018-09-28 11:12:02,951 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:12:02,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:12:03,104 INFO L134 CoverageAnalysis]: Checked inductivity of 756 backedges. 0 proven. 756 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:12:03,325 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:12:03,326 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 61 states and 90 transitions. [2018-09-28 11:12:03,326 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 90 transitions. [2018-09-28 11:12:03,327 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2018-09-28 11:12:03,327 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:12:03,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:12:03,529 INFO L134 CoverageAnalysis]: Checked inductivity of 812 backedges. 0 proven. 812 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:12:03,732 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:12:03,733 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 63 states and 93 transitions. [2018-09-28 11:12:03,733 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 93 transitions. [2018-09-28 11:12:03,734 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2018-09-28 11:12:03,734 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:12:03,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:12:04,495 INFO L134 CoverageAnalysis]: Checked inductivity of 870 backedges. 0 proven. 870 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:12:04,895 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:12:04,896 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 65 states and 96 transitions. [2018-09-28 11:12:04,896 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 96 transitions. [2018-09-28 11:12:04,897 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2018-09-28 11:12:04,897 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:12:04,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:12:05,038 INFO L134 CoverageAnalysis]: Checked inductivity of 930 backedges. 0 proven. 930 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:12:05,227 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:12:05,228 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 67 states and 99 transitions. [2018-09-28 11:12:05,228 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 99 transitions. [2018-09-28 11:12:05,229 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2018-09-28 11:12:05,229 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:12:05,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:12:05,732 INFO L134 CoverageAnalysis]: Checked inductivity of 992 backedges. 0 proven. 992 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:12:05,992 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:12:05,992 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 69 states and 102 transitions. [2018-09-28 11:12:05,992 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 102 transitions. [2018-09-28 11:12:05,993 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2018-09-28 11:12:05,993 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:12:06,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:12:06,221 INFO L134 CoverageAnalysis]: Checked inductivity of 1056 backedges. 0 proven. 1056 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:12:06,379 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:12:06,380 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 71 states and 105 transitions. [2018-09-28 11:12:06,380 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 105 transitions. [2018-09-28 11:12:06,381 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2018-09-28 11:12:06,381 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:12:06,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:12:06,525 INFO L134 CoverageAnalysis]: Checked inductivity of 1122 backedges. 0 proven. 1122 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:12:06,676 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:12:06,676 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 73 states and 108 transitions. [2018-09-28 11:12:06,676 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 108 transitions. [2018-09-28 11:12:06,677 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2018-09-28 11:12:06,677 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:12:06,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:12:06,887 INFO L134 CoverageAnalysis]: Checked inductivity of 1190 backedges. 0 proven. 1190 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:12:07,161 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:12:07,162 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 75 states and 111 transitions. [2018-09-28 11:12:07,162 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 111 transitions. [2018-09-28 11:12:07,163 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2018-09-28 11:12:07,163 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:12:07,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:12:07,714 INFO L134 CoverageAnalysis]: Checked inductivity of 1260 backedges. 0 proven. 1260 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:12:07,935 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:12:07,936 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 77 states and 114 transitions. [2018-09-28 11:12:07,936 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 114 transitions. [2018-09-28 11:12:07,937 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2018-09-28 11:12:07,937 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:12:07,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:12:08,108 INFO L134 CoverageAnalysis]: Checked inductivity of 1332 backedges. 0 proven. 1332 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:12:08,281 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:12:08,281 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 79 states and 117 transitions. [2018-09-28 11:12:08,281 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 117 transitions. [2018-09-28 11:12:08,282 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2018-09-28 11:12:08,282 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:12:08,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:12:08,430 INFO L134 CoverageAnalysis]: Checked inductivity of 1406 backedges. 0 proven. 1406 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:12:08,627 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:12:08,628 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 81 states and 120 transitions. [2018-09-28 11:12:08,628 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 120 transitions. [2018-09-28 11:12:08,629 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2018-09-28 11:12:08,629 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:12:08,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:12:09,552 INFO L134 CoverageAnalysis]: Checked inductivity of 1482 backedges. 0 proven. 1482 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:12:09,725 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:12:09,726 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 83 states and 123 transitions. [2018-09-28 11:12:09,726 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 123 transitions. [2018-09-28 11:12:09,727 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2018-09-28 11:12:09,727 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:12:09,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:12:10,072 INFO L134 CoverageAnalysis]: Checked inductivity of 1560 backedges. 0 proven. 1560 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:12:10,646 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:12:10,646 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 126 states to 85 states and 126 transitions. [2018-09-28 11:12:10,646 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 126 transitions. [2018-09-28 11:12:10,647 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2018-09-28 11:12:10,647 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:12:10,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:12:10,795 INFO L134 CoverageAnalysis]: Checked inductivity of 1640 backedges. 0 proven. 1640 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:12:11,002 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:12:11,003 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 87 states and 129 transitions. [2018-09-28 11:12:11,003 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 129 transitions. [2018-09-28 11:12:11,004 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2018-09-28 11:12:11,004 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:12:11,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:12:11,270 INFO L134 CoverageAnalysis]: Checked inductivity of 1722 backedges. 0 proven. 1722 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:12:11,535 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:12:11,536 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132 states to 89 states and 132 transitions. [2018-09-28 11:12:11,536 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 132 transitions. [2018-09-28 11:12:11,536 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2018-09-28 11:12:11,537 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:12:11,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:12:11,699 INFO L134 CoverageAnalysis]: Checked inductivity of 1806 backedges. 0 proven. 1806 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:12:11,892 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:12:11,893 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135 states to 91 states and 135 transitions. [2018-09-28 11:12:11,893 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 135 transitions. [2018-09-28 11:12:11,893 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2018-09-28 11:12:11,893 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:12:11,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:12:12,098 INFO L134 CoverageAnalysis]: Checked inductivity of 1892 backedges. 0 proven. 1892 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:12:12,367 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:12:12,367 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 93 states and 138 transitions. [2018-09-28 11:12:12,368 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 138 transitions. [2018-09-28 11:12:12,368 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2018-09-28 11:12:12,369 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:12:12,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:12:12,899 INFO L134 CoverageAnalysis]: Checked inductivity of 1980 backedges. 0 proven. 1980 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:12:13,159 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:12:13,160 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 141 states to 95 states and 141 transitions. [2018-09-28 11:12:13,160 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 141 transitions. [2018-09-28 11:12:13,161 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2018-09-28 11:12:13,161 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:12:13,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:12:13,356 INFO L134 CoverageAnalysis]: Checked inductivity of 2070 backedges. 0 proven. 2070 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:12:13,559 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:12:13,560 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 97 states and 144 transitions. [2018-09-28 11:12:13,560 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 144 transitions. [2018-09-28 11:12:13,561 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2018-09-28 11:12:13,561 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:12:13,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:12:13,689 INFO L134 CoverageAnalysis]: Checked inductivity of 2162 backedges. 0 proven. 2162 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:12:17,296 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:12:17,297 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 147 states to 99 states and 147 transitions. [2018-09-28 11:12:17,297 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 147 transitions. [2018-09-28 11:12:17,297 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2018-09-28 11:12:17,297 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:12:17,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:12:17,483 INFO L134 CoverageAnalysis]: Checked inductivity of 2256 backedges. 0 proven. 2256 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:12:17,760 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:12:17,760 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 150 states to 101 states and 150 transitions. [2018-09-28 11:12:17,761 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 150 transitions. [2018-09-28 11:12:17,761 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2018-09-28 11:12:17,761 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:12:17,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:12:18,050 INFO L134 CoverageAnalysis]: Checked inductivity of 2352 backedges. 0 proven. 2352 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:12:18,275 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:12:18,276 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 153 states to 103 states and 153 transitions. [2018-09-28 11:12:18,276 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 153 transitions. [2018-09-28 11:12:18,277 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2018-09-28 11:12:18,277 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:12:18,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:12:18,493 INFO L134 CoverageAnalysis]: Checked inductivity of 2450 backedges. 0 proven. 2450 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:12:18,763 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:12:18,764 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 156 states to 105 states and 156 transitions. [2018-09-28 11:12:18,764 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 156 transitions. [2018-09-28 11:12:18,765 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2018-09-28 11:12:18,765 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:12:18,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:12:19,079 INFO L134 CoverageAnalysis]: Checked inductivity of 2550 backedges. 0 proven. 2550 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:12:19,313 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:12:19,314 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 159 states to 107 states and 159 transitions. [2018-09-28 11:12:19,314 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 159 transitions. [2018-09-28 11:12:19,314 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2018-09-28 11:12:19,314 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:12:19,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:12:20,190 INFO L134 CoverageAnalysis]: Checked inductivity of 2652 backedges. 0 proven. 2652 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:12:20,442 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:12:20,443 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 109 states and 162 transitions. [2018-09-28 11:12:20,443 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 162 transitions. [2018-09-28 11:12:20,443 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2018-09-28 11:12:20,443 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:12:20,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:12:20,847 INFO L134 CoverageAnalysis]: Checked inductivity of 2756 backedges. 0 proven. 2756 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:12:21,074 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:12:21,075 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 165 states to 111 states and 165 transitions. [2018-09-28 11:12:21,075 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 165 transitions. [2018-09-28 11:12:21,076 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2018-09-28 11:12:21,076 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:12:21,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:12:21,327 INFO L134 CoverageAnalysis]: Checked inductivity of 2862 backedges. 0 proven. 2862 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:12:21,562 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:12:21,563 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 168 states to 113 states and 168 transitions. [2018-09-28 11:12:21,563 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 168 transitions. [2018-09-28 11:12:21,564 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2018-09-28 11:12:21,564 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:12:21,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:12:22,640 INFO L134 CoverageAnalysis]: Checked inductivity of 2970 backedges. 0 proven. 2970 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:12:23,184 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:12:23,185 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 171 states to 115 states and 171 transitions. [2018-09-28 11:12:23,185 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 171 transitions. [2018-09-28 11:12:23,185 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2018-09-28 11:12:23,185 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:12:23,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:12:23,466 INFO L134 CoverageAnalysis]: Checked inductivity of 3080 backedges. 0 proven. 3080 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:12:23,713 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:12:23,713 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 174 states to 117 states and 174 transitions. [2018-09-28 11:12:23,713 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 174 transitions. [2018-09-28 11:12:23,714 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2018-09-28 11:12:23,714 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:12:23,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:12:23,870 INFO L134 CoverageAnalysis]: Checked inductivity of 3192 backedges. 0 proven. 3192 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:12:24,117 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:12:24,118 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 177 states to 119 states and 177 transitions. [2018-09-28 11:12:24,118 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 177 transitions. [2018-09-28 11:12:24,119 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2018-09-28 11:12:24,119 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:12:24,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:12:26,466 INFO L134 CoverageAnalysis]: Checked inductivity of 3306 backedges. 0 proven. 3306 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:12:26,726 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:12:26,727 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 180 states to 121 states and 180 transitions. [2018-09-28 11:12:26,727 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 180 transitions. [2018-09-28 11:12:26,728 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2018-09-28 11:12:26,728 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:12:26,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:12:28,970 INFO L134 CoverageAnalysis]: Checked inductivity of 3422 backedges. 0 proven. 3422 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:12:29,222 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:12:29,223 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 183 states to 123 states and 183 transitions. [2018-09-28 11:12:29,223 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 183 transitions. [2018-09-28 11:12:29,224 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2018-09-28 11:12:29,224 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:12:29,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:12:29,358 INFO L134 CoverageAnalysis]: Checked inductivity of 3540 backedges. 0 proven. 3540 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:12:29,649 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:12:29,650 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 186 states to 125 states and 186 transitions. [2018-09-28 11:12:29,650 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 186 transitions. [2018-09-28 11:12:29,650 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2018-09-28 11:12:29,651 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:12:29,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:12:30,641 INFO L134 CoverageAnalysis]: Checked inductivity of 3660 backedges. 0 proven. 3660 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:12:30,910 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:12:30,910 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 189 states to 127 states and 189 transitions. [2018-09-28 11:12:30,910 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 189 transitions. [2018-09-28 11:12:30,911 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2018-09-28 11:12:30,911 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:12:30,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:12:31,719 INFO L134 CoverageAnalysis]: Checked inductivity of 3782 backedges. 0 proven. 3782 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:12:32,043 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:12:32,043 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 192 states to 129 states and 192 transitions. [2018-09-28 11:12:32,044 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 192 transitions. [2018-09-28 11:12:32,044 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2018-09-28 11:12:32,044 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:12:32,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:12:32,230 INFO L134 CoverageAnalysis]: Checked inductivity of 3906 backedges. 0 proven. 3906 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:12:32,500 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:12:32,501 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 195 states to 131 states and 195 transitions. [2018-09-28 11:12:32,501 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 195 transitions. [2018-09-28 11:12:32,501 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2018-09-28 11:12:32,502 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:12:32,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:12:32,878 INFO L134 CoverageAnalysis]: Checked inductivity of 4032 backedges. 0 proven. 4032 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:12:33,465 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:12:33,466 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 198 states to 133 states and 198 transitions. [2018-09-28 11:12:33,466 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 198 transitions. [2018-09-28 11:12:33,467 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2018-09-28 11:12:33,467 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:12:33,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:12:33,691 INFO L134 CoverageAnalysis]: Checked inductivity of 4160 backedges. 0 proven. 4160 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:12:34,035 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:12:34,036 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 201 states to 135 states and 201 transitions. [2018-09-28 11:12:34,036 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 201 transitions. [2018-09-28 11:12:34,037 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2018-09-28 11:12:34,037 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:12:34,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:12:34,235 INFO L134 CoverageAnalysis]: Checked inductivity of 4290 backedges. 0 proven. 4290 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:12:34,520 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:12:34,521 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 204 states to 137 states and 204 transitions. [2018-09-28 11:12:34,521 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 204 transitions. [2018-09-28 11:12:34,522 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2018-09-28 11:12:34,522 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:12:34,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:12:34,698 INFO L134 CoverageAnalysis]: Checked inductivity of 4422 backedges. 0 proven. 4422 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:12:35,080 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:12:35,081 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 207 states to 139 states and 207 transitions. [2018-09-28 11:12:35,081 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 207 transitions. [2018-09-28 11:12:35,081 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2018-09-28 11:12:35,081 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:12:35,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:12:35,285 INFO L134 CoverageAnalysis]: Checked inductivity of 4556 backedges. 0 proven. 4556 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:12:35,674 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:12:35,674 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 210 states to 141 states and 210 transitions. [2018-09-28 11:12:35,674 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 210 transitions. [2018-09-28 11:12:35,675 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2018-09-28 11:12:35,675 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:12:35,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:12:35,822 INFO L134 CoverageAnalysis]: Checked inductivity of 4692 backedges. 0 proven. 4692 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:12:36,114 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:12:36,114 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 213 states to 143 states and 213 transitions. [2018-09-28 11:12:36,115 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 213 transitions. [2018-09-28 11:12:36,116 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2018-09-28 11:12:36,116 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:12:36,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:12:36,290 INFO L134 CoverageAnalysis]: Checked inductivity of 4830 backedges. 0 proven. 4830 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:12:36,595 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:12:36,596 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 216 states to 145 states and 216 transitions. [2018-09-28 11:12:36,596 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 216 transitions. [2018-09-28 11:12:36,596 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2018-09-28 11:12:36,597 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:12:36,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:12:36,772 INFO L134 CoverageAnalysis]: Checked inductivity of 4970 backedges. 0 proven. 4970 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:12:37,173 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:12:37,173 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 219 states to 147 states and 219 transitions. [2018-09-28 11:12:37,174 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 219 transitions. [2018-09-28 11:12:37,174 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2018-09-28 11:12:37,174 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:12:37,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:12:37,394 INFO L134 CoverageAnalysis]: Checked inductivity of 5112 backedges. 0 proven. 5112 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:12:37,787 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:12:37,788 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 222 states to 149 states and 222 transitions. [2018-09-28 11:12:37,788 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 222 transitions. [2018-09-28 11:12:37,789 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2018-09-28 11:12:37,789 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:12:37,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:12:37,976 INFO L134 CoverageAnalysis]: Checked inductivity of 5256 backedges. 0 proven. 5256 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:12:38,622 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:12:38,623 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 225 states to 151 states and 225 transitions. [2018-09-28 11:12:38,623 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 225 transitions. [2018-09-28 11:12:38,624 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2018-09-28 11:12:38,624 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:12:38,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:12:39,083 INFO L134 CoverageAnalysis]: Checked inductivity of 5402 backedges. 0 proven. 5402 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:12:39,398 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:12:39,398 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 228 states to 153 states and 228 transitions. [2018-09-28 11:12:39,398 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 228 transitions. [2018-09-28 11:12:39,399 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2018-09-28 11:12:39,399 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:12:39,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:12:39,637 INFO L134 CoverageAnalysis]: Checked inductivity of 5550 backedges. 0 proven. 5550 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:12:39,977 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:12:39,978 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 231 states to 155 states and 231 transitions. [2018-09-28 11:12:39,978 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 231 transitions. [2018-09-28 11:12:39,979 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2018-09-28 11:12:39,979 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:12:40,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:12:40,171 INFO L134 CoverageAnalysis]: Checked inductivity of 5700 backedges. 0 proven. 5700 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:12:40,534 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:12:40,535 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 234 states to 157 states and 234 transitions. [2018-09-28 11:12:40,535 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 234 transitions. [2018-09-28 11:12:40,536 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2018-09-28 11:12:40,536 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:12:40,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:12:41,455 INFO L134 CoverageAnalysis]: Checked inductivity of 5852 backedges. 0 proven. 5852 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:12:41,865 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:12:41,866 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 237 states to 159 states and 237 transitions. [2018-09-28 11:12:41,866 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 237 transitions. [2018-09-28 11:12:41,867 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2018-09-28 11:12:41,867 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:12:41,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:12:42,058 INFO L134 CoverageAnalysis]: Checked inductivity of 6006 backedges. 0 proven. 6006 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:12:42,389 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:12:42,389 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 240 states to 161 states and 240 transitions. [2018-09-28 11:12:42,390 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 240 transitions. [2018-09-28 11:12:42,391 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2018-09-28 11:12:42,391 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:12:42,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:12:42,640 INFO L134 CoverageAnalysis]: Checked inductivity of 6162 backedges. 0 proven. 6162 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:12:42,964 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:12:42,964 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 243 states to 163 states and 243 transitions. [2018-09-28 11:12:42,965 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 243 transitions. [2018-09-28 11:12:42,966 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2018-09-28 11:12:42,966 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:12:42,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:12:43,263 INFO L134 CoverageAnalysis]: Checked inductivity of 6320 backedges. 0 proven. 6320 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:12:43,873 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:12:43,873 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 246 states to 165 states and 246 transitions. [2018-09-28 11:12:43,874 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 246 transitions. [2018-09-28 11:12:43,874 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2018-09-28 11:12:43,874 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:12:43,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:12:44,117 INFO L134 CoverageAnalysis]: Checked inductivity of 6480 backedges. 0 proven. 6480 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:12:44,490 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:12:44,490 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 249 states to 167 states and 249 transitions. [2018-09-28 11:12:44,490 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 249 transitions. [2018-09-28 11:12:44,491 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2018-09-28 11:12:44,491 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:12:44,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:12:44,716 INFO L134 CoverageAnalysis]: Checked inductivity of 6642 backedges. 0 proven. 6642 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:12:45,101 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:12:45,102 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 252 states to 169 states and 252 transitions. [2018-09-28 11:12:45,102 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 252 transitions. [2018-09-28 11:12:45,102 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 168 [2018-09-28 11:12:45,103 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:12:45,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:12:45,410 INFO L134 CoverageAnalysis]: Checked inductivity of 6806 backedges. 0 proven. 6806 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:12:45,813 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:12:45,813 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 255 states to 171 states and 255 transitions. [2018-09-28 11:12:45,813 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states and 255 transitions. [2018-09-28 11:12:45,814 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 170 [2018-09-28 11:12:45,814 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:12:45,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:12:46,014 INFO L134 CoverageAnalysis]: Checked inductivity of 6972 backedges. 0 proven. 6972 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:12:46,384 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:12:46,384 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 258 states to 173 states and 258 transitions. [2018-09-28 11:12:46,385 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states and 258 transitions. [2018-09-28 11:12:46,385 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 172 [2018-09-28 11:12:46,385 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:12:46,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:12:46,644 INFO L134 CoverageAnalysis]: Checked inductivity of 7140 backedges. 0 proven. 7140 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:12:47,004 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:12:47,005 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 261 states to 175 states and 261 transitions. [2018-09-28 11:12:47,005 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 261 transitions. [2018-09-28 11:12:47,006 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 174 [2018-09-28 11:12:47,006 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:12:47,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:12:47,294 INFO L134 CoverageAnalysis]: Checked inductivity of 7310 backedges. 0 proven. 7310 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:12:47,663 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:12:47,663 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 264 states to 177 states and 264 transitions. [2018-09-28 11:12:47,663 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 264 transitions. [2018-09-28 11:12:47,664 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2018-09-28 11:12:47,664 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:12:47,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:12:47,907 INFO L134 CoverageAnalysis]: Checked inductivity of 7482 backedges. 0 proven. 7482 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:12:48,319 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:12:48,320 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 267 states to 179 states and 267 transitions. [2018-09-28 11:12:48,320 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 267 transitions. [2018-09-28 11:12:48,321 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2018-09-28 11:12:48,321 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:12:48,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:12:48,840 INFO L134 CoverageAnalysis]: Checked inductivity of 7656 backedges. 0 proven. 7656 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:12:49,203 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:12:49,203 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 270 states to 181 states and 270 transitions. [2018-09-28 11:12:49,204 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 270 transitions. [2018-09-28 11:12:49,204 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 180 [2018-09-28 11:12:49,205 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:12:49,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:12:49,579 INFO L134 CoverageAnalysis]: Checked inductivity of 7832 backedges. 0 proven. 7832 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:12:49,949 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:12:49,949 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 273 states to 183 states and 273 transitions. [2018-09-28 11:12:49,949 INFO L276 IsEmpty]: Start isEmpty. Operand 183 states and 273 transitions. [2018-09-28 11:12:49,950 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2018-09-28 11:12:49,950 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:12:49,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:12:50,333 INFO L134 CoverageAnalysis]: Checked inductivity of 8010 backedges. 0 proven. 8010 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:12:50,737 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:12:50,737 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 276 states to 185 states and 276 transitions. [2018-09-28 11:12:50,737 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states and 276 transitions. [2018-09-28 11:12:50,737 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 184 [2018-09-28 11:12:50,738 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:12:50,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:12:50,970 INFO L134 CoverageAnalysis]: Checked inductivity of 8190 backedges. 0 proven. 8190 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:12:51,379 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:12:51,380 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 279 states to 187 states and 279 transitions. [2018-09-28 11:12:51,380 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 279 transitions. [2018-09-28 11:12:51,381 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2018-09-28 11:12:51,382 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:12:51,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:12:51,629 INFO L134 CoverageAnalysis]: Checked inductivity of 8372 backedges. 0 proven. 8372 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:12:52,069 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:12:52,069 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 282 states to 189 states and 282 transitions. [2018-09-28 11:12:52,069 INFO L276 IsEmpty]: Start isEmpty. Operand 189 states and 282 transitions. [2018-09-28 11:12:52,070 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2018-09-28 11:12:52,070 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:12:52,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:12:52,365 INFO L134 CoverageAnalysis]: Checked inductivity of 8556 backedges. 0 proven. 8556 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:12:52,757 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:12:52,758 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 285 states to 191 states and 285 transitions. [2018-09-28 11:12:52,758 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 285 transitions. [2018-09-28 11:12:52,759 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 190 [2018-09-28 11:12:52,759 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:12:52,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:12:53,138 INFO L134 CoverageAnalysis]: Checked inductivity of 8742 backedges. 0 proven. 8742 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:12:53,649 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:12:53,649 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 288 states to 193 states and 288 transitions. [2018-09-28 11:12:53,650 INFO L276 IsEmpty]: Start isEmpty. Operand 193 states and 288 transitions. [2018-09-28 11:12:53,651 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 192 [2018-09-28 11:12:53,651 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:12:53,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:12:54,056 INFO L134 CoverageAnalysis]: Checked inductivity of 8930 backedges. 0 proven. 8930 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:12:54,461 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:12:54,462 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 291 states to 195 states and 291 transitions. [2018-09-28 11:12:54,462 INFO L276 IsEmpty]: Start isEmpty. Operand 195 states and 291 transitions. [2018-09-28 11:12:54,463 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 194 [2018-09-28 11:12:54,463 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:12:54,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:12:54,721 INFO L134 CoverageAnalysis]: Checked inductivity of 9120 backedges. 0 proven. 9120 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:12:55,134 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:12:55,135 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 294 states to 197 states and 294 transitions. [2018-09-28 11:12:55,135 INFO L276 IsEmpty]: Start isEmpty. Operand 197 states and 294 transitions. [2018-09-28 11:12:55,136 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 196 [2018-09-28 11:12:55,136 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:12:55,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:12:55,476 INFO L134 CoverageAnalysis]: Checked inductivity of 9312 backedges. 0 proven. 9312 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:12:55,936 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:12:55,937 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 297 states to 199 states and 297 transitions. [2018-09-28 11:12:55,937 INFO L276 IsEmpty]: Start isEmpty. Operand 199 states and 297 transitions. [2018-09-28 11:12:55,938 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 198 [2018-09-28 11:12:55,938 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:12:55,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:12:56,192 INFO L134 CoverageAnalysis]: Checked inductivity of 9506 backedges. 0 proven. 9506 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:12:56,653 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:12:56,654 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 300 states to 201 states and 300 transitions. [2018-09-28 11:12:56,654 INFO L276 IsEmpty]: Start isEmpty. Operand 201 states and 300 transitions. [2018-09-28 11:12:56,655 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 200 [2018-09-28 11:12:56,655 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:12:56,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:12:56,907 INFO L134 CoverageAnalysis]: Checked inductivity of 9702 backedges. 0 proven. 9702 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:12:57,328 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:12:57,328 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 303 states to 203 states and 303 transitions. [2018-09-28 11:12:57,328 INFO L276 IsEmpty]: Start isEmpty. Operand 203 states and 303 transitions. [2018-09-28 11:12:57,329 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 202 [2018-09-28 11:12:57,329 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:12:57,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:12:57,689 INFO L134 CoverageAnalysis]: Checked inductivity of 9900 backedges. 0 proven. 9900 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:12:58,138 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:12:58,138 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 306 states to 205 states and 306 transitions. [2018-09-28 11:12:58,138 INFO L276 IsEmpty]: Start isEmpty. Operand 205 states and 306 transitions. [2018-09-28 11:12:58,139 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 204 [2018-09-28 11:12:58,140 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:12:58,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:12:58,414 INFO L134 CoverageAnalysis]: Checked inductivity of 10100 backedges. 0 proven. 10100 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:12:59,192 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:12:59,193 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 309 states to 207 states and 309 transitions. [2018-09-28 11:12:59,193 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states and 309 transitions. [2018-09-28 11:12:59,193 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 206 [2018-09-28 11:12:59,194 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:12:59,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:12:59,488 INFO L134 CoverageAnalysis]: Checked inductivity of 10302 backedges. 0 proven. 10302 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:12:59,952 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:12:59,953 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 312 states to 209 states and 312 transitions. [2018-09-28 11:12:59,953 INFO L276 IsEmpty]: Start isEmpty. Operand 209 states and 312 transitions. [2018-09-28 11:12:59,955 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 208 [2018-09-28 11:12:59,955 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:12:59,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:13:00,244 INFO L134 CoverageAnalysis]: Checked inductivity of 10506 backedges. 0 proven. 10506 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:13:00,700 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:13:00,701 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 315 states to 211 states and 315 transitions. [2018-09-28 11:13:00,701 INFO L276 IsEmpty]: Start isEmpty. Operand 211 states and 315 transitions. [2018-09-28 11:13:00,702 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 210 [2018-09-28 11:13:00,702 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:13:00,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:13:00,984 INFO L134 CoverageAnalysis]: Checked inductivity of 10712 backedges. 0 proven. 10712 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:13:01,430 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:13:01,430 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 318 states to 213 states and 318 transitions. [2018-09-28 11:13:01,431 INFO L276 IsEmpty]: Start isEmpty. Operand 213 states and 318 transitions. [2018-09-28 11:13:01,432 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 212 [2018-09-28 11:13:01,432 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:13:01,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:13:01,756 INFO L134 CoverageAnalysis]: Checked inductivity of 10920 backedges. 0 proven. 10920 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:13:02,206 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:13:02,206 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 321 states to 215 states and 321 transitions. [2018-09-28 11:13:02,206 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states and 321 transitions. [2018-09-28 11:13:02,207 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 214 [2018-09-28 11:13:02,207 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:13:02,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:13:02,657 INFO L134 CoverageAnalysis]: Checked inductivity of 11130 backedges. 0 proven. 11130 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:13:03,158 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:13:03,158 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 324 states to 217 states and 324 transitions. [2018-09-28 11:13:03,159 INFO L276 IsEmpty]: Start isEmpty. Operand 217 states and 324 transitions. [2018-09-28 11:13:03,159 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 216 [2018-09-28 11:13:03,160 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:13:03,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:13:03,441 INFO L134 CoverageAnalysis]: Checked inductivity of 11342 backedges. 0 proven. 11342 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:13:04,242 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:13:04,242 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 327 states to 219 states and 327 transitions. [2018-09-28 11:13:04,242 INFO L276 IsEmpty]: Start isEmpty. Operand 219 states and 327 transitions. [2018-09-28 11:13:04,243 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 218 [2018-09-28 11:13:04,243 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:13:04,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:13:04,533 INFO L134 CoverageAnalysis]: Checked inductivity of 11556 backedges. 0 proven. 11556 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:13:05,039 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:13:05,040 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 330 states to 221 states and 330 transitions. [2018-09-28 11:13:05,040 INFO L276 IsEmpty]: Start isEmpty. Operand 221 states and 330 transitions. [2018-09-28 11:13:05,041 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 220 [2018-09-28 11:13:05,041 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:13:05,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:13:05,338 INFO L134 CoverageAnalysis]: Checked inductivity of 11772 backedges. 0 proven. 11772 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:13:05,819 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:13:05,820 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 333 states to 223 states and 333 transitions. [2018-09-28 11:13:05,820 INFO L276 IsEmpty]: Start isEmpty. Operand 223 states and 333 transitions. [2018-09-28 11:13:05,820 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 222 [2018-09-28 11:13:05,821 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:13:05,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:13:06,120 INFO L134 CoverageAnalysis]: Checked inductivity of 11990 backedges. 0 proven. 11990 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:13:06,671 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:13:06,672 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 336 states to 225 states and 336 transitions. [2018-09-28 11:13:06,672 INFO L276 IsEmpty]: Start isEmpty. Operand 225 states and 336 transitions. [2018-09-28 11:13:06,672 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 224 [2018-09-28 11:13:06,673 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:13:06,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:13:07,039 INFO L134 CoverageAnalysis]: Checked inductivity of 12210 backedges. 0 proven. 12210 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:13:07,508 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:13:07,508 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 339 states to 227 states and 339 transitions. [2018-09-28 11:13:07,508 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 339 transitions. [2018-09-28 11:13:07,509 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 226 [2018-09-28 11:13:07,509 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:13:07,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:13:07,846 INFO L134 CoverageAnalysis]: Checked inductivity of 12432 backedges. 0 proven. 12432 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:13:08,325 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:13:08,325 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 342 states to 229 states and 342 transitions. [2018-09-28 11:13:08,325 INFO L276 IsEmpty]: Start isEmpty. Operand 229 states and 342 transitions. [2018-09-28 11:13:08,326 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 228 [2018-09-28 11:13:08,326 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:13:08,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:13:08,632 INFO L134 CoverageAnalysis]: Checked inductivity of 12656 backedges. 0 proven. 12656 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:13:09,524 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:13:09,525 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 345 states to 231 states and 345 transitions. [2018-09-28 11:13:09,525 INFO L276 IsEmpty]: Start isEmpty. Operand 231 states and 345 transitions. [2018-09-28 11:13:09,526 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 230 [2018-09-28 11:13:09,526 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:13:09,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:13:09,835 INFO L134 CoverageAnalysis]: Checked inductivity of 12882 backedges. 0 proven. 12882 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:13:10,384 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:13:10,384 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 348 states to 233 states and 348 transitions. [2018-09-28 11:13:10,384 INFO L276 IsEmpty]: Start isEmpty. Operand 233 states and 348 transitions. [2018-09-28 11:13:10,386 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 232 [2018-09-28 11:13:10,386 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:13:10,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:13:10,765 INFO L134 CoverageAnalysis]: Checked inductivity of 13110 backedges. 0 proven. 13110 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:13:11,296 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:13:11,297 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 351 states to 235 states and 351 transitions. [2018-09-28 11:13:11,297 INFO L276 IsEmpty]: Start isEmpty. Operand 235 states and 351 transitions. [2018-09-28 11:13:11,298 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 234 [2018-09-28 11:13:11,298 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:13:11,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:13:11,611 INFO L134 CoverageAnalysis]: Checked inductivity of 13340 backedges. 0 proven. 13340 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:13:12,127 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:13:12,127 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 354 states to 237 states and 354 transitions. [2018-09-28 11:13:12,128 INFO L276 IsEmpty]: Start isEmpty. Operand 237 states and 354 transitions. [2018-09-28 11:13:12,128 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 236 [2018-09-28 11:13:12,129 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:13:12,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:13:12,449 INFO L134 CoverageAnalysis]: Checked inductivity of 13572 backedges. 0 proven. 13572 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:13:12,958 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:13:12,959 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 357 states to 239 states and 357 transitions. [2018-09-28 11:13:12,959 INFO L276 IsEmpty]: Start isEmpty. Operand 239 states and 357 transitions. [2018-09-28 11:13:12,960 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 238 [2018-09-28 11:13:12,960 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:13:13,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:13:13,286 INFO L134 CoverageAnalysis]: Checked inductivity of 13806 backedges. 0 proven. 13806 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:13:13,797 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:13:13,797 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 360 states to 241 states and 360 transitions. [2018-09-28 11:13:13,798 INFO L276 IsEmpty]: Start isEmpty. Operand 241 states and 360 transitions. [2018-09-28 11:13:13,798 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 240 [2018-09-28 11:13:13,799 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:13:13,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:13:14,448 INFO L134 CoverageAnalysis]: Checked inductivity of 14042 backedges. 0 proven. 14042 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:13:14,950 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:13:14,951 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 363 states to 243 states and 363 transitions. [2018-09-28 11:13:14,951 INFO L276 IsEmpty]: Start isEmpty. Operand 243 states and 363 transitions. [2018-09-28 11:13:14,952 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 242 [2018-09-28 11:13:14,952 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:13:15,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:13:15,331 INFO L134 CoverageAnalysis]: Checked inductivity of 14280 backedges. 0 proven. 14280 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:13:15,845 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:13:15,846 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 366 states to 245 states and 366 transitions. [2018-09-28 11:13:15,846 INFO L276 IsEmpty]: Start isEmpty. Operand 245 states and 366 transitions. [2018-09-28 11:13:15,847 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 244 [2018-09-28 11:13:15,847 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:13:15,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:13:16,214 INFO L134 CoverageAnalysis]: Checked inductivity of 14520 backedges. 0 proven. 14520 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:13:16,732 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:13:16,733 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 369 states to 247 states and 369 transitions. [2018-09-28 11:13:16,733 INFO L276 IsEmpty]: Start isEmpty. Operand 247 states and 369 transitions. [2018-09-28 11:13:16,734 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 246 [2018-09-28 11:13:16,734 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:13:16,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:13:17,079 INFO L134 CoverageAnalysis]: Checked inductivity of 14762 backedges. 0 proven. 14762 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:13:17,613 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:13:17,614 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 372 states to 249 states and 372 transitions. [2018-09-28 11:13:17,614 INFO L276 IsEmpty]: Start isEmpty. Operand 249 states and 372 transitions. [2018-09-28 11:13:17,615 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 248 [2018-09-28 11:13:17,615 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:13:17,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:13:18,040 INFO L134 CoverageAnalysis]: Checked inductivity of 15006 backedges. 0 proven. 15006 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:13:18,592 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:13:18,593 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 375 states to 251 states and 375 transitions. [2018-09-28 11:13:18,593 INFO L276 IsEmpty]: Start isEmpty. Operand 251 states and 375 transitions. [2018-09-28 11:13:18,594 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 250 [2018-09-28 11:13:18,594 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:13:18,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:13:18,963 INFO L134 CoverageAnalysis]: Checked inductivity of 15252 backedges. 0 proven. 15252 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:13:19,852 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:13:19,853 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 378 states to 253 states and 378 transitions. [2018-09-28 11:13:19,853 INFO L276 IsEmpty]: Start isEmpty. Operand 253 states and 378 transitions. [2018-09-28 11:13:19,854 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 252 [2018-09-28 11:13:19,854 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:13:19,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:13:20,213 INFO L134 CoverageAnalysis]: Checked inductivity of 15500 backedges. 0 proven. 15500 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:13:20,791 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:13:20,792 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 381 states to 255 states and 381 transitions. [2018-09-28 11:13:20,792 INFO L276 IsEmpty]: Start isEmpty. Operand 255 states and 381 transitions. [2018-09-28 11:13:20,792 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 254 [2018-09-28 11:13:20,792 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:13:20,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:13:21,160 INFO L134 CoverageAnalysis]: Checked inductivity of 15750 backedges. 0 proven. 15750 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:13:21,753 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:13:21,753 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 384 states to 257 states and 384 transitions. [2018-09-28 11:13:21,753 INFO L276 IsEmpty]: Start isEmpty. Operand 257 states and 384 transitions. [2018-09-28 11:13:21,754 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 256 [2018-09-28 11:13:21,754 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:13:21,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:13:22,111 INFO L134 CoverageAnalysis]: Checked inductivity of 16002 backedges. 0 proven. 16002 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:13:22,727 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:13:22,728 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 387 states to 259 states and 387 transitions. [2018-09-28 11:13:22,728 INFO L276 IsEmpty]: Start isEmpty. Operand 259 states and 387 transitions. [2018-09-28 11:13:22,729 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 258 [2018-09-28 11:13:22,729 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:13:22,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:13:23,096 INFO L134 CoverageAnalysis]: Checked inductivity of 16256 backedges. 0 proven. 16256 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:13:23,654 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:13:23,655 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 390 states to 261 states and 390 transitions. [2018-09-28 11:13:23,655 INFO L276 IsEmpty]: Start isEmpty. Operand 261 states and 390 transitions. [2018-09-28 11:13:23,655 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 260 [2018-09-28 11:13:23,656 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:13:23,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:13:24,042 INFO L134 CoverageAnalysis]: Checked inductivity of 16512 backedges. 0 proven. 16512 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:13:24,932 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:13:24,933 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 393 states to 263 states and 393 transitions. [2018-09-28 11:13:24,933 INFO L276 IsEmpty]: Start isEmpty. Operand 263 states and 393 transitions. [2018-09-28 11:13:24,934 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 262 [2018-09-28 11:13:24,934 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:13:25,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:13:25,317 INFO L134 CoverageAnalysis]: Checked inductivity of 16770 backedges. 0 proven. 16770 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:13:25,897 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:13:25,897 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 396 states to 265 states and 396 transitions. [2018-09-28 11:13:25,898 INFO L276 IsEmpty]: Start isEmpty. Operand 265 states and 396 transitions. [2018-09-28 11:13:25,899 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 264 [2018-09-28 11:13:25,899 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:13:25,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:13:26,263 INFO L134 CoverageAnalysis]: Checked inductivity of 17030 backedges. 0 proven. 17030 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:13:26,922 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:13:26,922 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 399 states to 267 states and 399 transitions. [2018-09-28 11:13:26,922 INFO L276 IsEmpty]: Start isEmpty. Operand 267 states and 399 transitions. [2018-09-28 11:13:26,923 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 266 [2018-09-28 11:13:26,924 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:13:27,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:13:27,306 INFO L134 CoverageAnalysis]: Checked inductivity of 17292 backedges. 0 proven. 17292 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:13:27,900 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:13:27,900 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 402 states to 269 states and 402 transitions. [2018-09-28 11:13:27,900 INFO L276 IsEmpty]: Start isEmpty. Operand 269 states and 402 transitions. [2018-09-28 11:13:27,901 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 268 [2018-09-28 11:13:27,901 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:13:27,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:13:28,310 INFO L134 CoverageAnalysis]: Checked inductivity of 17556 backedges. 0 proven. 17556 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:13:28,888 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:13:28,888 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 405 states to 271 states and 405 transitions. [2018-09-28 11:13:28,888 INFO L276 IsEmpty]: Start isEmpty. Operand 271 states and 405 transitions. [2018-09-28 11:13:28,890 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 270 [2018-09-28 11:13:28,890 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:13:28,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:13:29,274 INFO L134 CoverageAnalysis]: Checked inductivity of 17822 backedges. 0 proven. 17822 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:13:30,132 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:13:30,132 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 408 states to 273 states and 408 transitions. [2018-09-28 11:13:30,132 INFO L276 IsEmpty]: Start isEmpty. Operand 273 states and 408 transitions. [2018-09-28 11:13:30,133 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 272 [2018-09-28 11:13:30,133 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:13:30,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:13:30,535 INFO L134 CoverageAnalysis]: Checked inductivity of 18090 backedges. 0 proven. 18090 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:13:31,259 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:13:31,259 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 411 states to 275 states and 411 transitions. [2018-09-28 11:13:31,259 INFO L276 IsEmpty]: Start isEmpty. Operand 275 states and 411 transitions. [2018-09-28 11:13:31,260 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 274 [2018-09-28 11:13:31,260 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:13:31,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:13:31,680 INFO L134 CoverageAnalysis]: Checked inductivity of 18360 backedges. 0 proven. 18360 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:13:32,294 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:13:32,294 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 414 states to 277 states and 414 transitions. [2018-09-28 11:13:32,294 INFO L276 IsEmpty]: Start isEmpty. Operand 277 states and 414 transitions. [2018-09-28 11:13:32,295 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 276 [2018-09-28 11:13:32,295 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:13:32,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:13:32,717 INFO L134 CoverageAnalysis]: Checked inductivity of 18632 backedges. 0 proven. 18632 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:13:33,318 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:13:33,319 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 417 states to 279 states and 417 transitions. [2018-09-28 11:13:33,319 INFO L276 IsEmpty]: Start isEmpty. Operand 279 states and 417 transitions. [2018-09-28 11:13:33,320 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 278 [2018-09-28 11:13:33,320 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:13:33,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:13:33,733 INFO L134 CoverageAnalysis]: Checked inductivity of 18906 backedges. 0 proven. 18906 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:13:34,349 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:13:34,350 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 420 states to 281 states and 420 transitions. [2018-09-28 11:13:34,350 INFO L276 IsEmpty]: Start isEmpty. Operand 281 states and 420 transitions. [2018-09-28 11:13:34,351 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 280 [2018-09-28 11:13:34,351 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:13:34,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:13:35,081 INFO L134 CoverageAnalysis]: Checked inductivity of 19182 backedges. 0 proven. 19182 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:13:35,806 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:13:35,807 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 423 states to 283 states and 423 transitions. [2018-09-28 11:13:35,807 INFO L276 IsEmpty]: Start isEmpty. Operand 283 states and 423 transitions. [2018-09-28 11:13:35,808 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 282 [2018-09-28 11:13:35,808 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:13:35,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:13:36,243 INFO L134 CoverageAnalysis]: Checked inductivity of 19460 backedges. 0 proven. 19460 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:13:36,908 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:13:36,909 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 426 states to 285 states and 426 transitions. [2018-09-28 11:13:36,909 INFO L276 IsEmpty]: Start isEmpty. Operand 285 states and 426 transitions. [2018-09-28 11:13:36,910 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 284 [2018-09-28 11:13:36,910 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:13:37,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:13:37,332 INFO L134 CoverageAnalysis]: Checked inductivity of 19740 backedges. 0 proven. 19740 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:13:37,949 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:13:37,949 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 429 states to 287 states and 429 transitions. [2018-09-28 11:13:37,950 INFO L276 IsEmpty]: Start isEmpty. Operand 287 states and 429 transitions. [2018-09-28 11:13:37,950 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 286 [2018-09-28 11:13:37,950 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:13:38,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:13:38,391 INFO L134 CoverageAnalysis]: Checked inductivity of 20022 backedges. 0 proven. 20022 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:13:39,029 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:13:39,029 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 432 states to 289 states and 432 transitions. [2018-09-28 11:13:39,030 INFO L276 IsEmpty]: Start isEmpty. Operand 289 states and 432 transitions. [2018-09-28 11:13:39,030 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 288 [2018-09-28 11:13:39,031 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:13:39,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:13:39,472 INFO L134 CoverageAnalysis]: Checked inductivity of 20306 backedges. 0 proven. 20306 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:13:40,467 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:13:40,468 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 435 states to 291 states and 435 transitions. [2018-09-28 11:13:40,468 INFO L276 IsEmpty]: Start isEmpty. Operand 291 states and 435 transitions. [2018-09-28 11:13:40,469 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 290 [2018-09-28 11:13:40,469 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:13:40,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:13:40,936 INFO L134 CoverageAnalysis]: Checked inductivity of 20592 backedges. 0 proven. 20592 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:13:41,573 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:13:41,574 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 438 states to 293 states and 438 transitions. [2018-09-28 11:13:41,574 INFO L276 IsEmpty]: Start isEmpty. Operand 293 states and 438 transitions. [2018-09-28 11:13:41,575 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 292 [2018-09-28 11:13:41,575 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:13:41,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:13:42,019 INFO L134 CoverageAnalysis]: Checked inductivity of 20880 backedges. 0 proven. 20880 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:13:42,655 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:13:42,655 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 441 states to 295 states and 441 transitions. [2018-09-28 11:13:42,656 INFO L276 IsEmpty]: Start isEmpty. Operand 295 states and 441 transitions. [2018-09-28 11:13:42,656 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 294 [2018-09-28 11:13:42,656 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:13:42,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:13:43,121 INFO L134 CoverageAnalysis]: Checked inductivity of 21170 backedges. 0 proven. 21170 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:13:43,771 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:13:43,771 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 444 states to 297 states and 444 transitions. [2018-09-28 11:13:43,772 INFO L276 IsEmpty]: Start isEmpty. Operand 297 states and 444 transitions. [2018-09-28 11:13:43,772 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 296 [2018-09-28 11:13:43,773 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:13:43,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:13:44,372 INFO L134 CoverageAnalysis]: Checked inductivity of 21462 backedges. 0 proven. 21462 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:13:45,416 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:13:45,417 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 447 states to 299 states and 447 transitions. [2018-09-28 11:13:45,417 INFO L276 IsEmpty]: Start isEmpty. Operand 299 states and 447 transitions. [2018-09-28 11:13:45,418 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 298 [2018-09-28 11:13:45,419 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:13:45,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:13:46,061 INFO L134 CoverageAnalysis]: Checked inductivity of 21756 backedges. 0 proven. 21756 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:13:46,785 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:13:46,785 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 450 states to 301 states and 450 transitions. [2018-09-28 11:13:46,785 INFO L276 IsEmpty]: Start isEmpty. Operand 301 states and 450 transitions. [2018-09-28 11:13:46,787 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 300 [2018-09-28 11:13:46,787 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:13:46,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:13:47,315 INFO L134 CoverageAnalysis]: Checked inductivity of 22052 backedges. 0 proven. 22052 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:13:47,979 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:13:47,980 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 453 states to 303 states and 453 transitions. [2018-09-28 11:13:47,980 INFO L276 IsEmpty]: Start isEmpty. Operand 303 states and 453 transitions. [2018-09-28 11:13:47,981 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 302 [2018-09-28 11:13:47,981 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:13:48,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:13:48,521 INFO L134 CoverageAnalysis]: Checked inductivity of 22350 backedges. 0 proven. 22350 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:13:49,185 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:13:49,186 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 456 states to 305 states and 456 transitions. [2018-09-28 11:13:49,186 INFO L276 IsEmpty]: Start isEmpty. Operand 305 states and 456 transitions. [2018-09-28 11:13:49,187 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 304 [2018-09-28 11:13:49,187 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:13:49,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:13:49,754 INFO L134 CoverageAnalysis]: Checked inductivity of 22650 backedges. 0 proven. 22650 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:13:50,801 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:13:50,802 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 459 states to 307 states and 459 transitions. [2018-09-28 11:13:50,802 INFO L276 IsEmpty]: Start isEmpty. Operand 307 states and 459 transitions. [2018-09-28 11:13:50,803 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 306 [2018-09-28 11:13:50,803 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:13:50,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:13:51,309 INFO L134 CoverageAnalysis]: Checked inductivity of 22952 backedges. 0 proven. 22952 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:13:52,006 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:13:52,007 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 462 states to 309 states and 462 transitions. [2018-09-28 11:13:52,007 INFO L276 IsEmpty]: Start isEmpty. Operand 309 states and 462 transitions. [2018-09-28 11:13:52,008 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 308 [2018-09-28 11:13:52,008 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:13:52,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:13:52,536 INFO L134 CoverageAnalysis]: Checked inductivity of 23256 backedges. 0 proven. 23256 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:13:53,268 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:13:53,268 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 465 states to 311 states and 465 transitions. [2018-09-28 11:13:53,268 INFO L276 IsEmpty]: Start isEmpty. Operand 311 states and 465 transitions. [2018-09-28 11:13:53,269 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 310 [2018-09-28 11:13:53,269 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:13:53,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:13:53,799 INFO L134 CoverageAnalysis]: Checked inductivity of 23562 backedges. 0 proven. 23562 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:13:54,508 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:13:54,509 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 468 states to 313 states and 468 transitions. [2018-09-28 11:13:54,509 INFO L276 IsEmpty]: Start isEmpty. Operand 313 states and 468 transitions. [2018-09-28 11:13:54,510 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 312 [2018-09-28 11:13:54,510 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:13:54,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:13:55,224 INFO L134 CoverageAnalysis]: Checked inductivity of 23870 backedges. 0 proven. 23870 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:13:55,942 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:13:55,943 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 471 states to 315 states and 471 transitions. [2018-09-28 11:13:55,943 INFO L276 IsEmpty]: Start isEmpty. Operand 315 states and 471 transitions. [2018-09-28 11:13:55,944 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 314 [2018-09-28 11:13:55,944 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:13:56,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:13:56,577 INFO L134 CoverageAnalysis]: Checked inductivity of 24180 backedges. 0 proven. 24180 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:13:57,272 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:13:57,272 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 474 states to 317 states and 474 transitions. [2018-09-28 11:13:57,272 INFO L276 IsEmpty]: Start isEmpty. Operand 317 states and 474 transitions. [2018-09-28 11:13:57,274 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 316 [2018-09-28 11:13:57,274 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:13:57,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:13:57,859 INFO L134 CoverageAnalysis]: Checked inductivity of 24492 backedges. 0 proven. 24492 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:13:58,555 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:13:58,556 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 477 states to 319 states and 477 transitions. [2018-09-28 11:13:58,556 INFO L276 IsEmpty]: Start isEmpty. Operand 319 states and 477 transitions. [2018-09-28 11:13:58,557 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 318 [2018-09-28 11:13:58,557 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:13:58,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:13:59,109 INFO L134 CoverageAnalysis]: Checked inductivity of 24806 backedges. 0 proven. 24806 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:13:59,825 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:13:59,825 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 480 states to 321 states and 480 transitions. [2018-09-28 11:13:59,825 INFO L276 IsEmpty]: Start isEmpty. Operand 321 states and 480 transitions. [2018-09-28 11:13:59,826 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 320 [2018-09-28 11:13:59,826 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:14:00,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:14:00,667 INFO L134 CoverageAnalysis]: Checked inductivity of 25122 backedges. 0 proven. 25122 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:14:01,396 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:14:01,397 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 483 states to 323 states and 483 transitions. [2018-09-28 11:14:01,397 INFO L276 IsEmpty]: Start isEmpty. Operand 323 states and 483 transitions. [2018-09-28 11:14:01,398 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 322 [2018-09-28 11:14:01,398 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:14:01,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:14:01,953 INFO L134 CoverageAnalysis]: Checked inductivity of 25440 backedges. 0 proven. 25440 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:14:02,701 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:14:02,701 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 486 states to 325 states and 486 transitions. [2018-09-28 11:14:02,702 INFO L276 IsEmpty]: Start isEmpty. Operand 325 states and 486 transitions. [2018-09-28 11:14:02,702 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 324 [2018-09-28 11:14:02,702 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:14:02,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:14:03,293 INFO L134 CoverageAnalysis]: Checked inductivity of 25760 backedges. 0 proven. 25760 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:14:03,998 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:14:03,998 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 489 states to 327 states and 489 transitions. [2018-09-28 11:14:03,998 INFO L276 IsEmpty]: Start isEmpty. Operand 327 states and 489 transitions. [2018-09-28 11:14:04,000 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 326 [2018-09-28 11:14:04,000 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:14:04,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:14:04,594 INFO L134 CoverageAnalysis]: Checked inductivity of 26082 backedges. 0 proven. 26082 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:14:05,713 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:14:05,713 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 492 states to 329 states and 492 transitions. [2018-09-28 11:14:05,714 INFO L276 IsEmpty]: Start isEmpty. Operand 329 states and 492 transitions. [2018-09-28 11:14:05,715 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 328 [2018-09-28 11:14:05,715 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:14:05,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:14:06,357 INFO L134 CoverageAnalysis]: Checked inductivity of 26406 backedges. 0 proven. 26406 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:14:07,093 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:14:07,093 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 495 states to 331 states and 495 transitions. [2018-09-28 11:14:07,094 INFO L276 IsEmpty]: Start isEmpty. Operand 331 states and 495 transitions. [2018-09-28 11:14:07,094 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 330 [2018-09-28 11:14:07,094 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:14:07,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:14:07,678 INFO L134 CoverageAnalysis]: Checked inductivity of 26732 backedges. 0 proven. 26732 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:14:08,404 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:14:08,405 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 498 states to 333 states and 498 transitions. [2018-09-28 11:14:08,405 INFO L276 IsEmpty]: Start isEmpty. Operand 333 states and 498 transitions. [2018-09-28 11:14:08,406 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 332 [2018-09-28 11:14:08,406 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:14:08,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:14:09,004 INFO L134 CoverageAnalysis]: Checked inductivity of 27060 backedges. 0 proven. 27060 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:14:09,750 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:14:09,751 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 501 states to 335 states and 501 transitions. [2018-09-28 11:14:09,751 INFO L276 IsEmpty]: Start isEmpty. Operand 335 states and 501 transitions. [2018-09-28 11:14:09,752 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 334 [2018-09-28 11:14:09,752 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:14:09,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:14:10,363 INFO L134 CoverageAnalysis]: Checked inductivity of 27390 backedges. 0 proven. 27390 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:14:11,493 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:14:11,494 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 504 states to 337 states and 504 transitions. [2018-09-28 11:14:11,494 INFO L276 IsEmpty]: Start isEmpty. Operand 337 states and 504 transitions. [2018-09-28 11:14:11,495 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 336 [2018-09-28 11:14:11,495 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:14:11,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:14:12,120 INFO L134 CoverageAnalysis]: Checked inductivity of 27722 backedges. 0 proven. 27722 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:14:12,885 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:14:12,886 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 507 states to 339 states and 507 transitions. [2018-09-28 11:14:12,886 INFO L276 IsEmpty]: Start isEmpty. Operand 339 states and 507 transitions. [2018-09-28 11:14:12,887 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 338 [2018-09-28 11:14:12,887 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:14:13,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:14:13,509 INFO L134 CoverageAnalysis]: Checked inductivity of 28056 backedges. 0 proven. 28056 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:14:14,267 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:14:14,268 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 510 states to 341 states and 510 transitions. [2018-09-28 11:14:14,268 INFO L276 IsEmpty]: Start isEmpty. Operand 341 states and 510 transitions. [2018-09-28 11:14:14,269 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 340 [2018-09-28 11:14:14,269 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:14:14,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:14:14,921 INFO L134 CoverageAnalysis]: Checked inductivity of 28392 backedges. 0 proven. 28392 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:14:15,891 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:14:15,891 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 513 states to 343 states and 513 transitions. [2018-09-28 11:14:15,892 INFO L276 IsEmpty]: Start isEmpty. Operand 343 states and 513 transitions. [2018-09-28 11:14:15,893 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 342 [2018-09-28 11:14:15,893 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:14:16,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:14:16,640 INFO L134 CoverageAnalysis]: Checked inductivity of 28730 backedges. 0 proven. 28730 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:14:17,406 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:14:17,406 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 516 states to 345 states and 516 transitions. [2018-09-28 11:14:17,407 INFO L276 IsEmpty]: Start isEmpty. Operand 345 states and 516 transitions. [2018-09-28 11:14:17,408 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 344 [2018-09-28 11:14:17,408 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:14:17,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:14:18,052 INFO L134 CoverageAnalysis]: Checked inductivity of 29070 backedges. 0 proven. 29070 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:14:18,831 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:14:18,832 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 519 states to 347 states and 519 transitions. [2018-09-28 11:14:18,832 INFO L276 IsEmpty]: Start isEmpty. Operand 347 states and 519 transitions. [2018-09-28 11:14:18,833 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 346 [2018-09-28 11:14:18,833 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:14:19,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:14:19,489 INFO L134 CoverageAnalysis]: Checked inductivity of 29412 backedges. 0 proven. 29412 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:14:20,273 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:14:20,274 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 522 states to 349 states and 522 transitions. [2018-09-28 11:14:20,274 INFO L276 IsEmpty]: Start isEmpty. Operand 349 states and 522 transitions. [2018-09-28 11:14:20,275 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 348 [2018-09-28 11:14:20,275 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:14:20,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:14:21,165 INFO L134 CoverageAnalysis]: Checked inductivity of 29756 backedges. 0 proven. 29756 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:14:21,936 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:14:21,937 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 525 states to 351 states and 525 transitions. [2018-09-28 11:14:21,937 INFO L276 IsEmpty]: Start isEmpty. Operand 351 states and 525 transitions. [2018-09-28 11:14:21,938 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 350 [2018-09-28 11:14:21,939 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:14:22,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:14:22,639 INFO L134 CoverageAnalysis]: Checked inductivity of 30102 backedges. 0 proven. 30102 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:14:23,437 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:14:23,438 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 528 states to 353 states and 528 transitions. [2018-09-28 11:14:23,438 INFO L276 IsEmpty]: Start isEmpty. Operand 353 states and 528 transitions. [2018-09-28 11:14:23,440 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 352 [2018-09-28 11:14:23,440 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:14:23,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:14:24,129 INFO L134 CoverageAnalysis]: Checked inductivity of 30450 backedges. 0 proven. 30450 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:14:24,920 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:14:24,921 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 531 states to 355 states and 531 transitions. [2018-09-28 11:14:24,921 INFO L276 IsEmpty]: Start isEmpty. Operand 355 states and 531 transitions. [2018-09-28 11:14:24,923 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 354 [2018-09-28 11:14:24,923 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:14:25,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:14:25,615 INFO L134 CoverageAnalysis]: Checked inductivity of 30800 backedges. 0 proven. 30800 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:14:26,614 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:14:26,615 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 534 states to 357 states and 534 transitions. [2018-09-28 11:14:26,615 INFO L276 IsEmpty]: Start isEmpty. Operand 357 states and 534 transitions. [2018-09-28 11:14:26,616 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 356 [2018-09-28 11:14:26,616 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:14:26,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:14:27,370 INFO L134 CoverageAnalysis]: Checked inductivity of 31152 backedges. 0 proven. 31152 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:14:28,148 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:14:28,149 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 537 states to 359 states and 537 transitions. [2018-09-28 11:14:28,149 INFO L276 IsEmpty]: Start isEmpty. Operand 359 states and 537 transitions. [2018-09-28 11:14:28,150 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 358 [2018-09-28 11:14:28,150 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:14:28,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:14:28,843 INFO L134 CoverageAnalysis]: Checked inductivity of 31506 backedges. 0 proven. 31506 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:14:29,670 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:14:29,671 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 540 states to 361 states and 540 transitions. [2018-09-28 11:14:29,671 INFO L276 IsEmpty]: Start isEmpty. Operand 361 states and 540 transitions. [2018-09-28 11:14:29,672 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 360 [2018-09-28 11:14:29,672 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:14:29,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:14:30,397 INFO L134 CoverageAnalysis]: Checked inductivity of 31862 backedges. 0 proven. 31862 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:14:31,472 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:14:31,472 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 543 states to 363 states and 543 transitions. [2018-09-28 11:14:31,472 INFO L276 IsEmpty]: Start isEmpty. Operand 363 states and 543 transitions. [2018-09-28 11:14:31,474 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 362 [2018-09-28 11:14:31,474 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:14:31,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:14:32,188 INFO L134 CoverageAnalysis]: Checked inductivity of 32220 backedges. 0 proven. 32220 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:14:33,089 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:14:33,090 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 546 states to 365 states and 546 transitions. [2018-09-28 11:14:33,090 INFO L276 IsEmpty]: Start isEmpty. Operand 365 states and 546 transitions. [2018-09-28 11:14:33,091 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 364 [2018-09-28 11:14:33,092 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:14:33,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:14:33,831 INFO L134 CoverageAnalysis]: Checked inductivity of 32580 backedges. 0 proven. 32580 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:14:34,694 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:14:34,694 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 549 states to 367 states and 549 transitions. [2018-09-28 11:14:34,694 INFO L276 IsEmpty]: Start isEmpty. Operand 367 states and 549 transitions. [2018-09-28 11:14:34,695 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 366 [2018-09-28 11:14:34,695 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:14:34,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:14:35,445 INFO L134 CoverageAnalysis]: Checked inductivity of 32942 backedges. 0 proven. 32942 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:14:36,525 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:14:36,526 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 552 states to 369 states and 552 transitions. [2018-09-28 11:14:36,526 INFO L276 IsEmpty]: Start isEmpty. Operand 369 states and 552 transitions. [2018-09-28 11:14:36,527 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 368 [2018-09-28 11:14:36,527 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:14:36,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:14:37,293 INFO L134 CoverageAnalysis]: Checked inductivity of 33306 backedges. 0 proven. 33306 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:14:38,107 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:14:38,107 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 555 states to 371 states and 555 transitions. [2018-09-28 11:14:38,108 INFO L276 IsEmpty]: Start isEmpty. Operand 371 states and 555 transitions. [2018-09-28 11:14:38,109 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 370 [2018-09-28 11:14:38,109 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:14:38,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:14:38,895 INFO L134 CoverageAnalysis]: Checked inductivity of 33672 backedges. 0 proven. 33672 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:14:39,724 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:14:39,725 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 558 states to 373 states and 558 transitions. [2018-09-28 11:14:39,725 INFO L276 IsEmpty]: Start isEmpty. Operand 373 states and 558 transitions. [2018-09-28 11:14:39,726 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 372 [2018-09-28 11:14:39,727 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:14:40,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:14:40,501 INFO L134 CoverageAnalysis]: Checked inductivity of 34040 backedges. 0 proven. 34040 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:14:41,597 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:14:41,598 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 561 states to 375 states and 561 transitions. [2018-09-28 11:14:41,598 INFO L276 IsEmpty]: Start isEmpty. Operand 375 states and 561 transitions. [2018-09-28 11:14:41,600 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 374 [2018-09-28 11:14:41,600 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:14:41,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:14:42,411 INFO L134 CoverageAnalysis]: Checked inductivity of 34410 backedges. 0 proven. 34410 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:14:43,251 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:14:43,252 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 564 states to 377 states and 564 transitions. [2018-09-28 11:14:43,252 INFO L276 IsEmpty]: Start isEmpty. Operand 377 states and 564 transitions. [2018-09-28 11:14:43,254 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 376 [2018-09-28 11:14:43,254 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:14:43,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:14:44,115 INFO L134 CoverageAnalysis]: Checked inductivity of 34782 backedges. 0 proven. 34782 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:14:44,970 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:14:44,970 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 567 states to 379 states and 567 transitions. [2018-09-28 11:14:44,971 INFO L276 IsEmpty]: Start isEmpty. Operand 379 states and 567 transitions. [2018-09-28 11:14:44,972 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 378 [2018-09-28 11:14:44,972 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:14:45,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:14:45,768 INFO L134 CoverageAnalysis]: Checked inductivity of 35156 backedges. 0 proven. 35156 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:14:46,905 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:14:46,905 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 570 states to 381 states and 570 transitions. [2018-09-28 11:14:46,905 INFO L276 IsEmpty]: Start isEmpty. Operand 381 states and 570 transitions. [2018-09-28 11:14:46,906 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 380 [2018-09-28 11:14:46,906 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:14:47,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:14:47,719 INFO L134 CoverageAnalysis]: Checked inductivity of 35532 backedges. 0 proven. 35532 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:14:48,568 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:14:48,569 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 573 states to 383 states and 573 transitions. [2018-09-28 11:14:48,569 INFO L276 IsEmpty]: Start isEmpty. Operand 383 states and 573 transitions. [2018-09-28 11:14:48,570 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 382 [2018-09-28 11:14:48,571 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:14:48,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:14:49,439 INFO L134 CoverageAnalysis]: Checked inductivity of 35910 backedges. 0 proven. 35910 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:14:50,295 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:14:50,295 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 576 states to 385 states and 576 transitions. [2018-09-28 11:14:50,296 INFO L276 IsEmpty]: Start isEmpty. Operand 385 states and 576 transitions. [2018-09-28 11:14:50,297 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 384 [2018-09-28 11:14:50,297 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:14:50,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:14:51,087 INFO L134 CoverageAnalysis]: Checked inductivity of 36290 backedges. 0 proven. 36290 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:14:52,241 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:14:52,241 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 579 states to 387 states and 579 transitions. [2018-09-28 11:14:52,242 INFO L276 IsEmpty]: Start isEmpty. Operand 387 states and 579 transitions. [2018-09-28 11:14:52,243 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 386 [2018-09-28 11:14:52,243 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:14:52,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:14:53,112 INFO L134 CoverageAnalysis]: Checked inductivity of 36672 backedges. 0 proven. 36672 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:14:54,024 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:14:54,025 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 582 states to 389 states and 582 transitions. [2018-09-28 11:14:54,025 INFO L276 IsEmpty]: Start isEmpty. Operand 389 states and 582 transitions. [2018-09-28 11:14:54,027 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 388 [2018-09-28 11:14:54,027 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:14:54,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:14:54,905 INFO L134 CoverageAnalysis]: Checked inductivity of 37056 backedges. 0 proven. 37056 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:14:55,820 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:14:55,820 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 585 states to 391 states and 585 transitions. [2018-09-28 11:14:55,821 INFO L276 IsEmpty]: Start isEmpty. Operand 391 states and 585 transitions. [2018-09-28 11:14:55,823 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 390 [2018-09-28 11:14:55,823 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:14:56,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:14:56,948 INFO L134 CoverageAnalysis]: Checked inductivity of 37442 backedges. 0 proven. 37442 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:14:57,835 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:14:57,836 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 588 states to 393 states and 588 transitions. [2018-09-28 11:14:57,836 INFO L276 IsEmpty]: Start isEmpty. Operand 393 states and 588 transitions. [2018-09-28 11:14:57,838 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 392 [2018-09-28 11:14:57,838 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:14:58,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:14:58,692 INFO L134 CoverageAnalysis]: Checked inductivity of 37830 backedges. 0 proven. 37830 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:14:59,620 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:14:59,620 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 591 states to 395 states and 591 transitions. [2018-09-28 11:14:59,621 INFO L276 IsEmpty]: Start isEmpty. Operand 395 states and 591 transitions. [2018-09-28 11:14:59,622 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 394 [2018-09-28 11:14:59,623 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:14:59,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:15:00,490 INFO L134 CoverageAnalysis]: Checked inductivity of 38220 backedges. 0 proven. 38220 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:15:01,364 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:15:01,365 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 594 states to 397 states and 594 transitions. [2018-09-28 11:15:01,365 INFO L276 IsEmpty]: Start isEmpty. Operand 397 states and 594 transitions. [2018-09-28 11:15:01,367 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 396 [2018-09-28 11:15:01,367 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:15:01,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:15:02,283 INFO L134 CoverageAnalysis]: Checked inductivity of 38612 backedges. 0 proven. 38612 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:15:03,197 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:15:03,197 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 597 states to 399 states and 597 transitions. [2018-09-28 11:15:03,197 INFO L276 IsEmpty]: Start isEmpty. Operand 399 states and 597 transitions. [2018-09-28 11:15:03,199 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 398 [2018-09-28 11:15:03,199 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:15:03,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:15:04,096 INFO L134 CoverageAnalysis]: Checked inductivity of 39006 backedges. 0 proven. 39006 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:15:05,042 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:15:05,043 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 600 states to 401 states and 600 transitions. [2018-09-28 11:15:05,043 INFO L276 IsEmpty]: Start isEmpty. Operand 401 states and 600 transitions. [2018-09-28 11:15:05,044 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 400 [2018-09-28 11:15:05,045 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:15:05,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:15:05,964 INFO L134 CoverageAnalysis]: Checked inductivity of 39402 backedges. 0 proven. 39402 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:15:07,101 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:15:07,101 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 603 states to 403 states and 603 transitions. [2018-09-28 11:15:07,101 INFO L276 IsEmpty]: Start isEmpty. Operand 403 states and 603 transitions. [2018-09-28 11:15:07,103 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 402 [2018-09-28 11:15:07,103 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:15:07,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:15:08,005 INFO L134 CoverageAnalysis]: Checked inductivity of 39800 backedges. 0 proven. 39800 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:15:08,950 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:15:08,951 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 606 states to 405 states and 606 transitions. [2018-09-28 11:15:08,951 INFO L276 IsEmpty]: Start isEmpty. Operand 405 states and 606 transitions. [2018-09-28 11:15:08,953 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 404 [2018-09-28 11:15:08,953 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:15:09,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:15:09,968 INFO L134 CoverageAnalysis]: Checked inductivity of 40200 backedges. 0 proven. 40200 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:15:10,887 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:15:10,887 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 609 states to 407 states and 609 transitions. [2018-09-28 11:15:10,887 INFO L276 IsEmpty]: Start isEmpty. Operand 407 states and 609 transitions. [2018-09-28 11:15:10,889 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 406 [2018-09-28 11:15:10,889 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:15:11,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:15:11,817 INFO L134 CoverageAnalysis]: Checked inductivity of 40602 backedges. 0 proven. 40602 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:15:12,913 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:15:12,914 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 612 states to 409 states and 612 transitions. [2018-09-28 11:15:12,914 INFO L276 IsEmpty]: Start isEmpty. Operand 409 states and 612 transitions. [2018-09-28 11:15:12,915 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 408 [2018-09-28 11:15:12,915 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:15:13,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:15:13,863 INFO L134 CoverageAnalysis]: Checked inductivity of 41006 backedges. 0 proven. 41006 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:15:14,839 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:15:14,840 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 615 states to 411 states and 615 transitions. [2018-09-28 11:15:14,840 INFO L276 IsEmpty]: Start isEmpty. Operand 411 states and 615 transitions. [2018-09-28 11:15:14,842 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 410 [2018-09-28 11:15:14,842 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:15:15,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:15:15,792 INFO L134 CoverageAnalysis]: Checked inductivity of 41412 backedges. 0 proven. 41412 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:15:16,737 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:15:16,738 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 618 states to 413 states and 618 transitions. [2018-09-28 11:15:16,738 INFO L276 IsEmpty]: Start isEmpty. Operand 413 states and 618 transitions. [2018-09-28 11:15:16,740 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 412 [2018-09-28 11:15:16,740 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:15:17,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:15:17,681 INFO L134 CoverageAnalysis]: Checked inductivity of 41820 backedges. 0 proven. 41820 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:15:18,621 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:15:18,622 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 621 states to 415 states and 621 transitions. [2018-09-28 11:15:18,622 INFO L276 IsEmpty]: Start isEmpty. Operand 415 states and 621 transitions. [2018-09-28 11:15:18,624 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 414 [2018-09-28 11:15:18,624 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:15:19,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:15:19,683 INFO L134 CoverageAnalysis]: Checked inductivity of 42230 backedges. 0 proven. 42230 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:15:20,659 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:15:20,660 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 624 states to 417 states and 624 transitions. [2018-09-28 11:15:20,660 INFO L276 IsEmpty]: Start isEmpty. Operand 417 states and 624 transitions. [2018-09-28 11:15:20,662 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 416 [2018-09-28 11:15:20,662 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:15:21,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:15:21,670 INFO L134 CoverageAnalysis]: Checked inductivity of 42642 backedges. 0 proven. 42642 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:15:22,903 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:15:22,903 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 627 states to 419 states and 627 transitions. [2018-09-28 11:15:22,903 INFO L276 IsEmpty]: Start isEmpty. Operand 419 states and 627 transitions. [2018-09-28 11:15:22,905 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 418 [2018-09-28 11:15:22,905 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:15:23,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:15:23,902 INFO L134 CoverageAnalysis]: Checked inductivity of 43056 backedges. 0 proven. 43056 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:15:24,871 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:15:24,872 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 630 states to 421 states and 630 transitions. [2018-09-28 11:15:24,872 INFO L276 IsEmpty]: Start isEmpty. Operand 421 states and 630 transitions. [2018-09-28 11:15:24,874 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 420 [2018-09-28 11:15:24,874 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:15:25,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:15:25,864 INFO L134 CoverageAnalysis]: Checked inductivity of 43472 backedges. 0 proven. 43472 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:15:26,841 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:15:26,841 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 633 states to 423 states and 633 transitions. [2018-09-28 11:15:26,841 INFO L276 IsEmpty]: Start isEmpty. Operand 423 states and 633 transitions. [2018-09-28 11:15:26,843 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 422 [2018-09-28 11:15:26,843 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:15:27,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:15:27,852 INFO L134 CoverageAnalysis]: Checked inductivity of 43890 backedges. 0 proven. 43890 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:15:28,853 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:15:28,853 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 636 states to 425 states and 636 transitions. [2018-09-28 11:15:28,853 INFO L276 IsEmpty]: Start isEmpty. Operand 425 states and 636 transitions. [2018-09-28 11:15:28,855 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 424 [2018-09-28 11:15:28,855 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:15:29,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:15:29,942 INFO L134 CoverageAnalysis]: Checked inductivity of 44310 backedges. 0 proven. 44310 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:15:30,909 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:15:30,909 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 639 states to 427 states and 639 transitions. [2018-09-28 11:15:30,910 INFO L276 IsEmpty]: Start isEmpty. Operand 427 states and 639 transitions. [2018-09-28 11:15:30,911 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 426 [2018-09-28 11:15:30,911 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:15:31,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:15:31,946 INFO L134 CoverageAnalysis]: Checked inductivity of 44732 backedges. 0 proven. 44732 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:15:33,139 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:15:33,140 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 642 states to 429 states and 642 transitions. [2018-09-28 11:15:33,140 INFO L276 IsEmpty]: Start isEmpty. Operand 429 states and 642 transitions. [2018-09-28 11:15:33,141 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 428 [2018-09-28 11:15:33,142 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:15:33,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:15:34,239 INFO L134 CoverageAnalysis]: Checked inductivity of 45156 backedges. 0 proven. 45156 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:15:35,316 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:15:35,317 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 645 states to 431 states and 645 transitions. [2018-09-28 11:15:35,317 INFO L276 IsEmpty]: Start isEmpty. Operand 431 states and 645 transitions. [2018-09-28 11:15:35,318 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 430 [2018-09-28 11:15:35,318 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:15:35,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:15:36,429 INFO L134 CoverageAnalysis]: Checked inductivity of 45582 backedges. 0 proven. 45582 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:15:37,588 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:15:37,588 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 648 states to 433 states and 648 transitions. [2018-09-28 11:15:37,588 INFO L276 IsEmpty]: Start isEmpty. Operand 433 states and 648 transitions. [2018-09-28 11:15:37,590 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 432 [2018-09-28 11:15:37,590 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:15:38,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:15:38,663 INFO L134 CoverageAnalysis]: Checked inductivity of 46010 backedges. 0 proven. 46010 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:15:39,638 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:15:39,638 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 651 states to 435 states and 651 transitions. [2018-09-28 11:15:39,639 INFO L276 IsEmpty]: Start isEmpty. Operand 435 states and 651 transitions. [2018-09-28 11:15:39,640 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 434 [2018-09-28 11:15:39,640 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:15:40,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:15:40,648 INFO L134 CoverageAnalysis]: Checked inductivity of 46440 backedges. 0 proven. 46440 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:15:41,681 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:15:41,682 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 654 states to 437 states and 654 transitions. [2018-09-28 11:15:41,682 INFO L276 IsEmpty]: Start isEmpty. Operand 437 states and 654 transitions. [2018-09-28 11:15:41,684 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 436 [2018-09-28 11:15:41,684 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:15:42,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:15:43,065 INFO L134 CoverageAnalysis]: Checked inductivity of 46872 backedges. 0 proven. 46872 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:15:44,068 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:15:44,069 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 657 states to 439 states and 657 transitions. [2018-09-28 11:15:44,069 INFO L276 IsEmpty]: Start isEmpty. Operand 439 states and 657 transitions. [2018-09-28 11:15:44,070 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 438 [2018-09-28 11:15:44,070 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:15:44,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:15:45,280 INFO L134 CoverageAnalysis]: Checked inductivity of 47306 backedges. 0 proven. 47306 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:15:46,335 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:15:46,336 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 660 states to 441 states and 660 transitions. [2018-09-28 11:15:46,336 INFO L276 IsEmpty]: Start isEmpty. Operand 441 states and 660 transitions. [2018-09-28 11:15:46,338 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 440 [2018-09-28 11:15:46,338 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:15:46,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:15:47,519 INFO L134 CoverageAnalysis]: Checked inductivity of 47742 backedges. 0 proven. 47742 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:15:48,699 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:15:48,700 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 663 states to 443 states and 663 transitions. [2018-09-28 11:15:48,700 INFO L276 IsEmpty]: Start isEmpty. Operand 443 states and 663 transitions. [2018-09-28 11:15:48,702 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 442 [2018-09-28 11:15:48,702 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:15:49,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:15:49,918 INFO L134 CoverageAnalysis]: Checked inductivity of 48180 backedges. 0 proven. 48180 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. Received shutdown request... [2018-09-28 11:15:50,230 WARN L186 SmtUtils]: Removed 1 from assertion stack [2018-09-28 11:15:50,231 INFO L256 ToolchainWalker]: Toolchain cancelled while executing plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck. Reason: Timeout or Toolchain cancelled by user [2018-09-28 11:15:50,233 INFO L168 Benchmark]: Toolchain (without parser) took 240419.92 ms. Allocated memory was 1.5 GB in the beginning and 3.5 GB in the end (delta: 2.0 GB). Free memory was 1.5 GB in the beginning and 2.9 GB in the end (delta: -1.5 GB). Peak memory consumption was 490.9 MB. Max. memory is 7.1 GB. [2018-09-28 11:15:50,234 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.18 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. [2018-09-28 11:15:50,234 INFO L168 Benchmark]: Boogie Procedure Inliner took 42.52 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. [2018-09-28 11:15:50,235 INFO L168 Benchmark]: Boogie Preprocessor took 20.37 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. [2018-09-28 11:15:50,235 INFO L168 Benchmark]: RCFGBuilder took 251.84 ms. Allocated memory is still 1.5 GB. Free memory was 1.5 GB in the beginning and 1.4 GB in the end (delta: 21.1 MB). Peak memory consumption was 21.1 MB. Max. memory is 7.1 GB. [2018-09-28 11:15:50,235 INFO L168 Benchmark]: CodeCheck took 240100.23 ms. Allocated memory was 1.5 GB in the beginning and 3.5 GB in the end (delta: 2.0 GB). Free memory was 1.4 GB in the beginning and 2.9 GB in the end (delta: -1.5 GB). Peak memory consumption was 469.7 MB. Max. memory is 7.1 GB. [2018-09-28 11:15:50,237 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 PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 6. * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Boogie PL CUP Parser took 0.18 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 42.52 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 20.37 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 251.84 ms. Allocated memory is still 1.5 GB. Free memory was 1.5 GB in the beginning and 1.4 GB in the end (delta: 21.1 MB). Peak memory consumption was 21.1 MB. Max. memory is 7.1 GB. * CodeCheck took 240100.23 ms. Allocated memory was 1.5 GB in the beginning and 3.5 GB in the end (delta: 2.0 GB). Free memory was 1.4 GB in the beginning and 2.9 GB in the end (delta: -1.5 GB). Peak memory consumption was 469.7 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.epf_KojakBplInline.xml/Csv-Benchmark-0-2018-09-28_11-15-50-247.csv Completed graceful shutdown