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/LuxembourgOctopus.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.23-b2fde6a [2018-09-28 11:12:55,573 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-09-28 11:12:55,575 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-09-28 11:12:55,593 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-09-28 11:12:55,593 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-09-28 11:12:55,594 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-09-28 11:12:55,596 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-09-28 11:12:55,598 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-09-28 11:12:55,600 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-09-28 11:12:55,602 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-09-28 11:12:55,603 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-09-28 11:12:55,604 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-09-28 11:12:55,605 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-09-28 11:12:55,606 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-09-28 11:12:55,607 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-09-28 11:12:55,608 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-09-28 11:12:55,608 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-09-28 11:12:55,610 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-09-28 11:12:55,612 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-09-28 11:12:55,614 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-09-28 11:12:55,615 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-09-28 11:12:55,616 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-09-28 11:12:55,619 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-09-28 11:12:55,619 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-09-28 11:12:55,619 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-09-28 11:12:55,620 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-09-28 11:12:55,621 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-09-28 11:12:55,622 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-09-28 11:12:55,623 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-09-28 11:12:55,624 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-09-28 11:12:55,624 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-09-28 11:12:55,625 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-09-28 11:12:55,627 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-09-28 11:12:55,628 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-09-28 11:12:55,632 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-09-28 11:12:55,633 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-09-28 11:12:55,633 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 11:12:55,662 INFO L110 SettingsManager]: Loading preferences was successful [2018-09-28 11:12:55,662 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-09-28 11:12:55,663 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-09-28 11:12:55,663 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-09-28 11:12:55,665 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-09-28 11:12:55,665 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-09-28 11:12:55,665 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-09-28 11:12:55,665 INFO L133 SettingsManager]: * sizeof long=4 [2018-09-28 11:12:55,666 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-09-28 11:12:55,666 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-09-28 11:12:55,666 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-09-28 11:12:55,666 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-09-28 11:12:55,666 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-09-28 11:12:55,668 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-09-28 11:12:55,668 INFO L133 SettingsManager]: * sizeof long double=12 [2018-09-28 11:12:55,668 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-09-28 11:12:55,668 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-09-28 11:12:55,668 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-09-28 11:12:55,669 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-09-28 11:12:55,669 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-09-28 11:12:55,669 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-09-28 11:12:55,669 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-09-28 11:12:55,671 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-09-28 11:12:55,671 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-09-28 11:12:55,671 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-09-28 11:12:55,671 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-09-28 11:12:55,671 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-09-28 11:12:55,672 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-09-28 11:12:55,672 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-09-28 11:12:55,739 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-09-28 11:12:55,756 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-09-28 11:12:55,762 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-09-28 11:12:55,763 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2018-09-28 11:12:55,764 INFO L276 PluginConnector]: Boogie PL CUP Parser initialized [2018-09-28 11:12:55,764 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/toy/tooDifficultLoopInvariant/LuxembourgOctopus.bpl [2018-09-28 11:12:55,765 INFO L111 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/toy/tooDifficultLoopInvariant/LuxembourgOctopus.bpl' [2018-09-28 11:12:55,808 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-09-28 11:12:55,811 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-09-28 11:12:55,811 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-09-28 11:12:55,812 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-09-28 11:12:55,812 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-09-28 11:12:55,834 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "LuxembourgOctopus.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 28.09 11:12:55" (1/1) ... [2018-09-28 11:12:55,848 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "LuxembourgOctopus.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 28.09 11:12:55" (1/1) ... [2018-09-28 11:12:55,852 WARN L165 Inliner]: Program contained no entry procedure! [2018-09-28 11:12:55,853 WARN L168 Inliner]: Missing entry procedures: [ULTIMATE.start] [2018-09-28 11:12:55,853 WARN L175 Inliner]: Fallback enabled. All procedures will be processed. [2018-09-28 11:12:55,855 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-09-28 11:12:55,856 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-09-28 11:12:55,856 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-09-28 11:12:55,857 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-09-28 11:12:55,869 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "LuxembourgOctopus.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 28.09 11:12:55" (1/1) ... [2018-09-28 11:12:55,869 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "LuxembourgOctopus.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 28.09 11:12:55" (1/1) ... [2018-09-28 11:12:55,870 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "LuxembourgOctopus.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 28.09 11:12:55" (1/1) ... [2018-09-28 11:12:55,870 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "LuxembourgOctopus.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 28.09 11:12:55" (1/1) ... [2018-09-28 11:12:55,874 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "LuxembourgOctopus.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 28.09 11:12:55" (1/1) ... [2018-09-28 11:12:55,880 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "LuxembourgOctopus.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 28.09 11:12:55" (1/1) ... [2018-09-28 11:12:55,881 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "LuxembourgOctopus.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 28.09 11:12:55" (1/1) ... [2018-09-28 11:12:55,882 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-09-28 11:12:55,883 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-09-28 11:12:55,883 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-09-28 11:12:55,883 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-09-28 11:12:55,884 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "LuxembourgOctopus.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 28.09 11:12:55" (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 11:12:55,970 INFO L124 BoogieDeclarations]: Specification and implementation of procedure main given in one single declaration [2018-09-28 11:12:55,971 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-09-28 11:12:55,971 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-09-28 11:12:56,126 INFO L350 CfgBuilder]: Using library mode [2018-09-28 11:12:56,127 INFO L202 PluginConnector]: Adding new model LuxembourgOctopus.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.09 11:12:56 BoogieIcfgContainer [2018-09-28 11:12:56,127 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-09-28 11:12:56,128 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-09-28 11:12:56,128 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-09-28 11:12:56,139 INFO L276 PluginConnector]: CodeCheck initialized [2018-09-28 11:12:56,140 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "LuxembourgOctopus.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.09 11:12:56" (1/1) ... [2018-09-28 11:12:56,152 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-09-28 11:12:56,182 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:12:56,188 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 6 states and 7 transitions. [2018-09-28 11:12:56,189 INFO L276 IsEmpty]: Start isEmpty. Operand 6 states and 7 transitions. [2018-09-28 11:12:56,192 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-09-28 11:12:56,192 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:12:56,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:12:56,317 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 11:12:56,497 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:12:56,498 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 7 states and 10 transitions. [2018-09-28 11:12:56,498 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 10 transitions. [2018-09-28 11:12:56,503 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-28 11:12:56,503 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:12:56,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:12:56,605 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:12:56,733 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:12:56,734 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 8 states and 13 transitions. [2018-09-28 11:12:56,734 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 13 transitions. [2018-09-28 11:12:56,735 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-28 11:12:56,735 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:12:56,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:12:56,816 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:12:57,087 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:12:57,087 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 9 states and 15 transitions. [2018-09-28 11:12:57,088 INFO L276 IsEmpty]: Start isEmpty. Operand 9 states and 15 transitions. [2018-09-28 11:12:57,088 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-09-28 11:12:57,088 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:12:57,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:12:57,214 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 11:12:57,318 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:12:57,319 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 10 states and 17 transitions. [2018-09-28 11:12:57,319 INFO L276 IsEmpty]: Start isEmpty. Operand 10 states and 17 transitions. [2018-09-28 11:12:57,319 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-09-28 11:12:57,320 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:12:57,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:12:57,390 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:12:57,613 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:12:57,613 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-09-28 11:12:57,614 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-09-28 11:12:57,614 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-09-28 11:12:57,614 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:12:57,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:12:57,744 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:12:58,035 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:12:58,035 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 12 states and 21 transitions. [2018-09-28 11:12:58,035 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 21 transitions. [2018-09-28 11:12:58,036 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-09-28 11:12:58,036 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:12:58,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:12:58,304 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:12:58,459 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:12:58,460 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 13 states and 23 transitions. [2018-09-28 11:12:58,460 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 23 transitions. [2018-09-28 11:12:58,461 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-09-28 11:12:58,461 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:12:58,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:12:58,541 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:12:58,711 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:12:58,711 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 14 states and 25 transitions. [2018-09-28 11:12:58,712 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 25 transitions. [2018-09-28 11:12:58,712 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-09-28 11:12:58,712 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:12:58,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:12:58,808 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:12:59,013 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:12:59,014 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 15 states and 27 transitions. [2018-09-28 11:12:59,014 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 27 transitions. [2018-09-28 11:12:59,015 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-09-28 11:12:59,015 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:12:59,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:12:59,138 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:12:59,289 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:12:59,290 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 16 states and 29 transitions. [2018-09-28 11:12:59,290 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 29 transitions. [2018-09-28 11:12:59,291 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-09-28 11:12:59,292 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:12:59,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:12:59,381 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 55 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:12:59,489 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:12:59,489 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 17 states and 31 transitions. [2018-09-28 11:12:59,490 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 31 transitions. [2018-09-28 11:12:59,491 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:12:59,491 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:12:59,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:12:59,696 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 0 proven. 66 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:12:59,821 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:12:59,822 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 18 states and 33 transitions. [2018-09-28 11:12:59,822 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 33 transitions. [2018-09-28 11:12:59,822 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-09-28 11:12:59,823 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:12:59,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:12:59,937 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 0 proven. 78 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:13:00,067 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:13:00,068 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 19 states and 35 transitions. [2018-09-28 11:13:00,069 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 35 transitions. [2018-09-28 11:13:00,070 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-09-28 11:13:00,070 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:13:00,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:13:00,166 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:13:00,316 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:13:00,316 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 20 states and 37 transitions. [2018-09-28 11:13:00,317 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 37 transitions. [2018-09-28 11:13:00,318 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-09-28 11:13:00,318 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:13:00,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:13:00,447 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 0 proven. 105 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:13:00,579 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:13:00,580 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 21 states and 39 transitions. [2018-09-28 11:13:00,580 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 39 transitions. [2018-09-28 11:13:00,581 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-09-28 11:13:00,581 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:13:00,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:13:00,676 INFO L134 CoverageAnalysis]: Checked inductivity of 120 backedges. 0 proven. 120 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:13:00,831 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:13:00,832 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 22 states and 41 transitions. [2018-09-28 11:13:00,833 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 41 transitions. [2018-09-28 11:13:00,834 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-09-28 11:13:00,834 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:13:00,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:13:00,919 INFO L134 CoverageAnalysis]: Checked inductivity of 136 backedges. 0 proven. 136 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:13:01,281 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:13:01,282 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 23 states and 43 transitions. [2018-09-28 11:13:01,283 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 43 transitions. [2018-09-28 11:13:01,284 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-09-28 11:13:01,284 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:13:01,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:13:01,608 INFO L134 CoverageAnalysis]: Checked inductivity of 153 backedges. 0 proven. 153 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:13:01,902 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:13:01,903 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 24 states and 45 transitions. [2018-09-28 11:13:01,903 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 45 transitions. [2018-09-28 11:13:01,904 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2018-09-28 11:13:01,904 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:13:01,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:13:02,215 INFO L134 CoverageAnalysis]: Checked inductivity of 171 backedges. 0 proven. 171 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:13:02,365 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:13:02,366 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 25 states and 47 transitions. [2018-09-28 11:13:02,366 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 47 transitions. [2018-09-28 11:13:02,367 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2018-09-28 11:13:02,367 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:13:02,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:13:02,492 INFO L134 CoverageAnalysis]: Checked inductivity of 190 backedges. 0 proven. 190 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:13:02,633 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:13:02,634 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 26 states and 49 transitions. [2018-09-28 11:13:02,634 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 49 transitions. [2018-09-28 11:13:02,635 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2018-09-28 11:13:02,635 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:13:02,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:13:02,808 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 11:13:03,243 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:13:03,244 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 27 states and 51 transitions. [2018-09-28 11:13:03,244 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 51 transitions. [2018-09-28 11:13:03,245 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2018-09-28 11:13:03,245 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:13:03,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:13:03,620 INFO L134 CoverageAnalysis]: Checked inductivity of 231 backedges. 0 proven. 231 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:13:04,302 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:13:04,303 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 28 states and 53 transitions. [2018-09-28 11:13:04,303 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 53 transitions. [2018-09-28 11:13:04,306 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2018-09-28 11:13:04,306 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:13:04,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:13:04,589 INFO L134 CoverageAnalysis]: Checked inductivity of 253 backedges. 0 proven. 253 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:13:04,925 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:13:04,926 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 29 states and 55 transitions. [2018-09-28 11:13:04,926 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 55 transitions. [2018-09-28 11:13:04,926 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2018-09-28 11:13:04,927 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:13:04,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:13:05,243 INFO L134 CoverageAnalysis]: Checked inductivity of 276 backedges. 0 proven. 276 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:13:05,402 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:13:05,402 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 30 states and 57 transitions. [2018-09-28 11:13:05,402 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 57 transitions. [2018-09-28 11:13:05,403 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2018-09-28 11:13:05,403 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:13:05,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:13:05,508 INFO L134 CoverageAnalysis]: Checked inductivity of 300 backedges. 0 proven. 300 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:13:05,808 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:13:05,809 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 31 states and 59 transitions. [2018-09-28 11:13:05,809 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 59 transitions. [2018-09-28 11:13:05,810 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2018-09-28 11:13:05,810 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:13:05,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:13:06,116 INFO L134 CoverageAnalysis]: Checked inductivity of 325 backedges. 0 proven. 325 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:13:06,345 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:13:06,346 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 32 states and 61 transitions. [2018-09-28 11:13:06,346 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 61 transitions. [2018-09-28 11:13:06,347 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2018-09-28 11:13:06,347 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:13:06,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:13:06,555 INFO L134 CoverageAnalysis]: Checked inductivity of 351 backedges. 0 proven. 351 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:13:06,855 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:13:06,856 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 33 states and 63 transitions. [2018-09-28 11:13:06,856 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 63 transitions. [2018-09-28 11:13:06,857 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2018-09-28 11:13:06,857 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:13:06,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:13:07,501 INFO L134 CoverageAnalysis]: Checked inductivity of 378 backedges. 0 proven. 378 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:13:07,646 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:13:07,646 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 34 states and 65 transitions. [2018-09-28 11:13:07,646 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 65 transitions. [2018-09-28 11:13:07,647 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2018-09-28 11:13:07,647 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:13:07,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:13:07,783 INFO L134 CoverageAnalysis]: Checked inductivity of 406 backedges. 0 proven. 406 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:13:07,952 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:13:07,952 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 35 states and 67 transitions. [2018-09-28 11:13:07,952 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 67 transitions. [2018-09-28 11:13:07,953 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2018-09-28 11:13:07,953 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:13:07,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:13:08,174 INFO L134 CoverageAnalysis]: Checked inductivity of 435 backedges. 0 proven. 435 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:13:08,320 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:13:08,320 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 36 states and 69 transitions. [2018-09-28 11:13:08,320 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 69 transitions. [2018-09-28 11:13:08,321 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2018-09-28 11:13:08,321 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:13:08,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:13:08,479 INFO L134 CoverageAnalysis]: Checked inductivity of 465 backedges. 0 proven. 465 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:13:08,642 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:13:08,643 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 37 states and 71 transitions. [2018-09-28 11:13:08,643 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 71 transitions. [2018-09-28 11:13:08,643 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2018-09-28 11:13:08,643 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:13:08,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:13:09,044 INFO L134 CoverageAnalysis]: Checked inductivity of 496 backedges. 0 proven. 496 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:13:09,340 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:13:09,341 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 38 states and 73 transitions. [2018-09-28 11:13:09,341 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 73 transitions. [2018-09-28 11:13:09,341 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2018-09-28 11:13:09,342 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:13:09,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:13:09,580 INFO L134 CoverageAnalysis]: Checked inductivity of 528 backedges. 0 proven. 528 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:13:09,781 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:13:09,781 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 39 states and 75 transitions. [2018-09-28 11:13:09,782 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 75 transitions. [2018-09-28 11:13:09,782 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2018-09-28 11:13:09,782 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:13:09,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:13:09,929 INFO L134 CoverageAnalysis]: Checked inductivity of 561 backedges. 0 proven. 561 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:13:10,151 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:13:10,151 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 40 states and 77 transitions. [2018-09-28 11:13:10,151 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 77 transitions. [2018-09-28 11:13:10,152 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2018-09-28 11:13:10,152 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:13:10,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:13:10,494 INFO L134 CoverageAnalysis]: Checked inductivity of 595 backedges. 0 proven. 595 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:13:10,705 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:13:10,706 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 41 states and 79 transitions. [2018-09-28 11:13:10,706 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 79 transitions. [2018-09-28 11:13:10,706 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2018-09-28 11:13:10,706 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:13:10,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:13:11,238 INFO L134 CoverageAnalysis]: Checked inductivity of 630 backedges. 0 proven. 630 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:13:11,411 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:13:11,411 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 42 states and 81 transitions. [2018-09-28 11:13:11,411 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 81 transitions. [2018-09-28 11:13:11,412 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2018-09-28 11:13:11,412 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:13:11,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:13:11,595 INFO L134 CoverageAnalysis]: Checked inductivity of 666 backedges. 0 proven. 666 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:13:11,809 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:13:11,809 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 43 states and 83 transitions. [2018-09-28 11:13:11,810 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 83 transitions. [2018-09-28 11:13:11,810 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2018-09-28 11:13:11,810 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:13:11,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:13:11,963 INFO L134 CoverageAnalysis]: Checked inductivity of 703 backedges. 0 proven. 703 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:13:12,169 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:13:12,169 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 44 states and 85 transitions. [2018-09-28 11:13:12,169 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 85 transitions. [2018-09-28 11:13:12,170 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2018-09-28 11:13:12,170 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:13:12,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:13:12,315 INFO L134 CoverageAnalysis]: Checked inductivity of 741 backedges. 0 proven. 741 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:13:12,561 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:13:12,561 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 45 states and 87 transitions. [2018-09-28 11:13:12,562 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 87 transitions. [2018-09-28 11:13:12,563 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2018-09-28 11:13:12,563 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:13:12,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:13:12,689 INFO L134 CoverageAnalysis]: Checked inductivity of 780 backedges. 0 proven. 780 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:13:12,958 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:13:12,958 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 46 states and 89 transitions. [2018-09-28 11:13:12,958 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 89 transitions. [2018-09-28 11:13:12,959 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2018-09-28 11:13:12,959 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:13:12,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:13:13,075 INFO L134 CoverageAnalysis]: Checked inductivity of 820 backedges. 0 proven. 820 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:13:13,351 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:13:13,351 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 47 states and 91 transitions. [2018-09-28 11:13:13,351 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 91 transitions. [2018-09-28 11:13:13,352 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2018-09-28 11:13:13,352 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:13:13,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:13:13,607 INFO L134 CoverageAnalysis]: Checked inductivity of 861 backedges. 0 proven. 861 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:13:14,136 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:13:14,137 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 48 states and 93 transitions. [2018-09-28 11:13:14,137 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 93 transitions. [2018-09-28 11:13:14,138 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2018-09-28 11:13:14,138 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:13:14,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:13:14,452 INFO L134 CoverageAnalysis]: Checked inductivity of 903 backedges. 0 proven. 903 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:13:14,706 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:13:14,706 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 49 states and 95 transitions. [2018-09-28 11:13:14,706 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 95 transitions. [2018-09-28 11:13:14,707 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-09-28 11:13:14,707 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:13:14,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:13:14,945 INFO L134 CoverageAnalysis]: Checked inductivity of 946 backedges. 0 proven. 946 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:13:15,216 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:13:15,217 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 50 states and 97 transitions. [2018-09-28 11:13:15,217 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 97 transitions. [2018-09-28 11:13:15,218 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2018-09-28 11:13:15,218 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:13:15,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:13:15,411 INFO L134 CoverageAnalysis]: Checked inductivity of 990 backedges. 0 proven. 990 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:13:15,616 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:13:15,617 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 51 states and 99 transitions. [2018-09-28 11:13:15,617 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 99 transitions. [2018-09-28 11:13:15,617 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2018-09-28 11:13:15,618 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:13:15,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:13:15,798 INFO L134 CoverageAnalysis]: Checked inductivity of 1035 backedges. 0 proven. 1035 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:13:16,003 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:13:16,004 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 52 states and 101 transitions. [2018-09-28 11:13:16,004 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 101 transitions. [2018-09-28 11:13:16,004 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2018-09-28 11:13:16,004 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:13:16,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:13:16,460 INFO L134 CoverageAnalysis]: Checked inductivity of 1081 backedges. 0 proven. 1081 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:13:16,674 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:13:16,674 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 53 states and 103 transitions. [2018-09-28 11:13:16,675 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 103 transitions. [2018-09-28 11:13:16,675 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2018-09-28 11:13:16,675 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:13:16,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:13:16,975 INFO L134 CoverageAnalysis]: Checked inductivity of 1128 backedges. 0 proven. 1128 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:13:17,287 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:13:17,287 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 54 states and 105 transitions. [2018-09-28 11:13:17,288 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 105 transitions. [2018-09-28 11:13:17,288 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2018-09-28 11:13:17,288 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:13:17,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:13:17,422 INFO L134 CoverageAnalysis]: Checked inductivity of 1176 backedges. 0 proven. 1176 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:13:17,655 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:13:17,656 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 55 states and 107 transitions. [2018-09-28 11:13:17,656 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 107 transitions. [2018-09-28 11:13:17,657 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-09-28 11:13:17,657 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:13:17,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:13:18,576 INFO L134 CoverageAnalysis]: Checked inductivity of 1225 backedges. 0 proven. 1225 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:13:19,322 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:13:19,323 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 56 states and 109 transitions. [2018-09-28 11:13:19,323 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 109 transitions. [2018-09-28 11:13:19,323 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2018-09-28 11:13:19,323 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:13:19,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:13:19,586 INFO L134 CoverageAnalysis]: Checked inductivity of 1275 backedges. 0 proven. 1275 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:13:19,889 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:13:19,890 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 57 states and 111 transitions. [2018-09-28 11:13:19,890 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 111 transitions. [2018-09-28 11:13:19,891 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2018-09-28 11:13:19,891 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:13:19,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:13:20,070 INFO L134 CoverageAnalysis]: Checked inductivity of 1326 backedges. 0 proven. 1326 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:13:20,303 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:13:20,303 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 58 states and 113 transitions. [2018-09-28 11:13:20,304 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 113 transitions. [2018-09-28 11:13:20,304 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2018-09-28 11:13:20,304 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:13:20,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:13:20,476 INFO L134 CoverageAnalysis]: Checked inductivity of 1378 backedges. 0 proven. 1378 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:13:20,745 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:13:20,746 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 59 states and 115 transitions. [2018-09-28 11:13:20,746 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 115 transitions. [2018-09-28 11:13:20,747 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2018-09-28 11:13:20,747 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:13:20,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:13:21,208 INFO L134 CoverageAnalysis]: Checked inductivity of 1431 backedges. 0 proven. 1431 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:13:21,469 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:13:21,470 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 60 states and 117 transitions. [2018-09-28 11:13:21,470 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 117 transitions. [2018-09-28 11:13:21,470 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2018-09-28 11:13:21,470 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:13:21,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:13:21,665 INFO L134 CoverageAnalysis]: Checked inductivity of 1485 backedges. 0 proven. 1485 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:13:21,907 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:13:21,907 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 61 states and 119 transitions. [2018-09-28 11:13:21,907 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 119 transitions. [2018-09-28 11:13:21,908 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2018-09-28 11:13:21,908 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:13:21,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:13:22,119 INFO L134 CoverageAnalysis]: Checked inductivity of 1540 backedges. 0 proven. 1540 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:13:22,386 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:13:22,386 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 121 states to 62 states and 121 transitions. [2018-09-28 11:13:22,387 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 121 transitions. [2018-09-28 11:13:22,387 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2018-09-28 11:13:22,387 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:13:22,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:13:22,594 INFO L134 CoverageAnalysis]: Checked inductivity of 1596 backedges. 0 proven. 1596 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:13:22,849 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:13:22,850 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 63 states and 123 transitions. [2018-09-28 11:13:22,850 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 123 transitions. [2018-09-28 11:13:22,850 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-09-28 11:13:22,851 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:13:22,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:13:23,105 INFO L134 CoverageAnalysis]: Checked inductivity of 1653 backedges. 0 proven. 1653 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:13:23,427 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:13:23,428 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 125 states to 64 states and 125 transitions. [2018-09-28 11:13:23,428 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 125 transitions. [2018-09-28 11:13:23,428 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2018-09-28 11:13:23,429 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:13:23,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:13:24,403 INFO L134 CoverageAnalysis]: Checked inductivity of 1711 backedges. 0 proven. 1711 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:13:24,788 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:13:24,788 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 127 states to 65 states and 127 transitions. [2018-09-28 11:13:24,789 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 127 transitions. [2018-09-28 11:13:24,789 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2018-09-28 11:13:24,789 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:13:24,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:13:25,188 INFO L134 CoverageAnalysis]: Checked inductivity of 1770 backedges. 0 proven. 1770 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:13:25,455 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:13:25,455 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 66 states and 129 transitions. [2018-09-28 11:13:25,456 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 129 transitions. [2018-09-28 11:13:25,456 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2018-09-28 11:13:25,456 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:13:25,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:13:26,351 INFO L134 CoverageAnalysis]: Checked inductivity of 1830 backedges. 0 proven. 1830 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:13:26,622 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:13:26,622 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 67 states and 131 transitions. [2018-09-28 11:13:26,623 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 131 transitions. [2018-09-28 11:13:26,623 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2018-09-28 11:13:26,623 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:13:26,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:13:26,842 INFO L134 CoverageAnalysis]: Checked inductivity of 1891 backedges. 0 proven. 1891 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:13:27,167 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:13:27,168 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 68 states and 133 transitions. [2018-09-28 11:13:27,168 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 133 transitions. [2018-09-28 11:13:27,168 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2018-09-28 11:13:27,168 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:13:27,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:13:27,318 INFO L134 CoverageAnalysis]: Checked inductivity of 1953 backedges. 0 proven. 1953 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:13:31,042 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:13:31,042 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135 states to 69 states and 135 transitions. [2018-09-28 11:13:31,042 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 135 transitions. [2018-09-28 11:13:31,043 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2018-09-28 11:13:31,043 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:13:31,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:13:31,228 INFO L134 CoverageAnalysis]: Checked inductivity of 2016 backedges. 0 proven. 2016 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:13:31,516 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:13:31,517 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 137 states to 70 states and 137 transitions. [2018-09-28 11:13:31,517 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 137 transitions. [2018-09-28 11:13:31,518 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2018-09-28 11:13:31,518 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:13:31,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:13:31,887 INFO L134 CoverageAnalysis]: Checked inductivity of 2080 backedges. 0 proven. 2080 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:13:32,179 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:13:32,179 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 139 states to 71 states and 139 transitions. [2018-09-28 11:13:32,179 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 139 transitions. [2018-09-28 11:13:32,180 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2018-09-28 11:13:32,180 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:13:32,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:13:32,340 INFO L134 CoverageAnalysis]: Checked inductivity of 2145 backedges. 0 proven. 2145 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:13:32,635 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:13:32,635 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 141 states to 72 states and 141 transitions. [2018-09-28 11:13:32,636 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 141 transitions. [2018-09-28 11:13:32,636 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2018-09-28 11:13:32,636 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:13:32,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:13:32,822 INFO L134 CoverageAnalysis]: Checked inductivity of 2211 backedges. 0 proven. 2211 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:13:33,125 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:13:33,126 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 143 states to 73 states and 143 transitions. [2018-09-28 11:13:33,126 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 143 transitions. [2018-09-28 11:13:33,127 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2018-09-28 11:13:33,127 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:13:33,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:13:33,298 INFO L134 CoverageAnalysis]: Checked inductivity of 2278 backedges. 0 proven. 2278 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:13:33,600 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:13:33,600 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 145 states to 74 states and 145 transitions. [2018-09-28 11:13:33,601 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 145 transitions. [2018-09-28 11:13:33,601 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2018-09-28 11:13:33,602 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:13:33,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:13:33,795 INFO L134 CoverageAnalysis]: Checked inductivity of 2346 backedges. 0 proven. 2346 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:13:34,118 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:13:34,119 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 147 states to 75 states and 147 transitions. [2018-09-28 11:13:34,119 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 147 transitions. [2018-09-28 11:13:34,120 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2018-09-28 11:13:34,120 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:13:34,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:13:34,300 INFO L134 CoverageAnalysis]: Checked inductivity of 2415 backedges. 0 proven. 2415 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:13:34,909 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:13:34,910 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 149 states to 76 states and 149 transitions. [2018-09-28 11:13:34,910 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 149 transitions. [2018-09-28 11:13:34,911 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2018-09-28 11:13:34,911 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:13:34,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:13:35,070 INFO L134 CoverageAnalysis]: Checked inductivity of 2485 backedges. 0 proven. 2485 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:13:35,388 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:13:35,389 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 151 states to 77 states and 151 transitions. [2018-09-28 11:13:35,389 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 151 transitions. [2018-09-28 11:13:35,389 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2018-09-28 11:13:35,389 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:13:35,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:13:35,756 INFO L134 CoverageAnalysis]: Checked inductivity of 2556 backedges. 0 proven. 2556 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:13:36,073 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:13:36,073 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 153 states to 78 states and 153 transitions. [2018-09-28 11:13:36,074 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 153 transitions. [2018-09-28 11:13:36,074 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2018-09-28 11:13:36,074 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:13:36,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:13:36,416 INFO L134 CoverageAnalysis]: Checked inductivity of 2628 backedges. 0 proven. 2628 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:13:36,756 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:13:36,757 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 155 states to 79 states and 155 transitions. [2018-09-28 11:13:36,757 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 155 transitions. [2018-09-28 11:13:36,758 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2018-09-28 11:13:36,758 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:13:36,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:13:36,989 INFO L134 CoverageAnalysis]: Checked inductivity of 2701 backedges. 0 proven. 2701 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:13:37,320 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:13:37,320 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 157 states to 80 states and 157 transitions. [2018-09-28 11:13:37,321 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 157 transitions. [2018-09-28 11:13:37,321 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2018-09-28 11:13:37,321 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:13:37,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:13:37,484 INFO L134 CoverageAnalysis]: Checked inductivity of 2775 backedges. 0 proven. 2775 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:13:37,837 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:13:37,837 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 159 states to 81 states and 159 transitions. [2018-09-28 11:13:37,837 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 159 transitions. [2018-09-28 11:13:37,838 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2018-09-28 11:13:37,838 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:13:37,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:13:38,133 INFO L134 CoverageAnalysis]: Checked inductivity of 2850 backedges. 0 proven. 2850 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:13:38,485 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:13:38,486 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 161 states to 82 states and 161 transitions. [2018-09-28 11:13:38,486 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 161 transitions. [2018-09-28 11:13:38,487 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2018-09-28 11:13:38,487 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:13:38,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:13:38,658 INFO L134 CoverageAnalysis]: Checked inductivity of 2926 backedges. 0 proven. 2926 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:13:39,021 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:13:39,022 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 163 states to 83 states and 163 transitions. [2018-09-28 11:13:39,022 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 163 transitions. [2018-09-28 11:13:39,023 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2018-09-28 11:13:39,023 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:13:39,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:13:39,236 INFO L134 CoverageAnalysis]: Checked inductivity of 3003 backedges. 0 proven. 3003 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:13:39,588 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:13:39,589 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 165 states to 84 states and 165 transitions. [2018-09-28 11:13:39,589 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 165 transitions. [2018-09-28 11:13:39,589 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2018-09-28 11:13:39,590 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:13:39,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:13:40,055 INFO L134 CoverageAnalysis]: Checked inductivity of 3081 backedges. 0 proven. 3081 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:13:40,400 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:13:40,400 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 167 states to 85 states and 167 transitions. [2018-09-28 11:13:40,401 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 167 transitions. [2018-09-28 11:13:40,401 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2018-09-28 11:13:40,401 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:13:40,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:13:40,996 INFO L134 CoverageAnalysis]: Checked inductivity of 3160 backedges. 0 proven. 3160 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:13:41,400 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:13:41,401 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 169 states to 86 states and 169 transitions. [2018-09-28 11:13:41,401 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 169 transitions. [2018-09-28 11:13:41,401 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2018-09-28 11:13:41,402 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:13:41,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:13:41,576 INFO L134 CoverageAnalysis]: Checked inductivity of 3240 backedges. 0 proven. 3240 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:13:41,995 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:13:41,996 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 171 states to 87 states and 171 transitions. [2018-09-28 11:13:41,996 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 171 transitions. [2018-09-28 11:13:41,997 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2018-09-28 11:13:41,997 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:13:42,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:13:42,503 INFO L134 CoverageAnalysis]: Checked inductivity of 3321 backedges. 0 proven. 3321 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:13:42,877 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:13:42,878 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 173 states to 88 states and 173 transitions. [2018-09-28 11:13:42,878 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 173 transitions. [2018-09-28 11:13:42,879 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2018-09-28 11:13:42,879 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:13:42,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:13:43,179 INFO L134 CoverageAnalysis]: Checked inductivity of 3403 backedges. 0 proven. 3403 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:13:43,608 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:13:43,608 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 175 states to 89 states and 175 transitions. [2018-09-28 11:13:43,608 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 175 transitions. [2018-09-28 11:13:43,609 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2018-09-28 11:13:43,609 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:13:43,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:13:43,792 INFO L134 CoverageAnalysis]: Checked inductivity of 3486 backedges. 0 proven. 3486 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:13:44,330 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:13:44,331 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 177 states to 90 states and 177 transitions. [2018-09-28 11:13:44,331 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 177 transitions. [2018-09-28 11:13:44,332 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2018-09-28 11:13:44,332 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:13:44,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:13:44,533 INFO L134 CoverageAnalysis]: Checked inductivity of 3570 backedges. 0 proven. 3570 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:13:45,198 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:13:45,199 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 179 states to 91 states and 179 transitions. [2018-09-28 11:13:45,199 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 179 transitions. [2018-09-28 11:13:45,200 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2018-09-28 11:13:45,200 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:13:45,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:13:45,414 INFO L134 CoverageAnalysis]: Checked inductivity of 3655 backedges. 0 proven. 3655 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:13:45,900 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:13:45,901 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 181 states to 92 states and 181 transitions. [2018-09-28 11:13:45,901 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 181 transitions. [2018-09-28 11:13:45,901 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2018-09-28 11:13:45,901 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:13:45,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:13:46,094 INFO L134 CoverageAnalysis]: Checked inductivity of 3741 backedges. 0 proven. 3741 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:13:46,509 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:13:46,509 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 183 states to 93 states and 183 transitions. [2018-09-28 11:13:46,509 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 183 transitions. [2018-09-28 11:13:46,510 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2018-09-28 11:13:46,510 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:13:46,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:13:46,707 INFO L134 CoverageAnalysis]: Checked inductivity of 3828 backedges. 0 proven. 3828 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:13:47,105 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:13:47,106 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 185 states to 94 states and 185 transitions. [2018-09-28 11:13:47,106 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 185 transitions. [2018-09-28 11:13:47,107 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2018-09-28 11:13:47,107 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:13:47,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:13:47,317 INFO L134 CoverageAnalysis]: Checked inductivity of 3916 backedges. 0 proven. 3916 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:13:47,707 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:13:47,708 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 187 states to 95 states and 187 transitions. [2018-09-28 11:13:47,708 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 187 transitions. [2018-09-28 11:13:47,709 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2018-09-28 11:13:47,709 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:13:47,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:13:47,930 INFO L134 CoverageAnalysis]: Checked inductivity of 4005 backedges. 0 proven. 4005 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:13:48,348 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:13:48,349 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 189 states to 96 states and 189 transitions. [2018-09-28 11:13:48,349 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 189 transitions. [2018-09-28 11:13:48,350 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2018-09-28 11:13:48,350 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:13:48,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:13:48,844 INFO L134 CoverageAnalysis]: Checked inductivity of 4095 backedges. 0 proven. 4095 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:13:49,274 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:13:49,275 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 191 states to 97 states and 191 transitions. [2018-09-28 11:13:49,275 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 191 transitions. [2018-09-28 11:13:49,276 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2018-09-28 11:13:49,276 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:13:49,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:13:49,512 INFO L134 CoverageAnalysis]: Checked inductivity of 4186 backedges. 0 proven. 4186 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:13:50,125 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:13:50,125 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 193 states to 98 states and 193 transitions. [2018-09-28 11:13:50,125 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 193 transitions. [2018-09-28 11:13:50,126 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2018-09-28 11:13:50,126 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:13:50,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:13:50,425 INFO L134 CoverageAnalysis]: Checked inductivity of 4278 backedges. 0 proven. 4278 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:13:50,862 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:13:50,863 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 195 states to 99 states and 195 transitions. [2018-09-28 11:13:50,863 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 195 transitions. [2018-09-28 11:13:50,864 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2018-09-28 11:13:50,864 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:13:50,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:13:51,132 INFO L134 CoverageAnalysis]: Checked inductivity of 4371 backedges. 0 proven. 4371 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:13:51,540 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:13:51,540 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 197 states to 100 states and 197 transitions. [2018-09-28 11:13:51,540 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 197 transitions. [2018-09-28 11:13:51,541 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2018-09-28 11:13:51,541 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:13:51,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:13:51,875 INFO L134 CoverageAnalysis]: Checked inductivity of 4465 backedges. 0 proven. 4465 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:13:52,292 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:13:52,292 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 199 states to 101 states and 199 transitions. [2018-09-28 11:13:52,293 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 199 transitions. [2018-09-28 11:13:52,293 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2018-09-28 11:13:52,294 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:13:52,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:13:52,520 INFO L134 CoverageAnalysis]: Checked inductivity of 4560 backedges. 0 proven. 4560 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:13:52,964 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:13:52,965 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 201 states to 102 states and 201 transitions. [2018-09-28 11:13:52,965 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 201 transitions. [2018-09-28 11:13:52,966 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2018-09-28 11:13:52,966 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:13:53,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:13:53,233 INFO L134 CoverageAnalysis]: Checked inductivity of 4656 backedges. 0 proven. 4656 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:13:53,662 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:13:53,663 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 203 states to 103 states and 203 transitions. [2018-09-28 11:13:53,663 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 203 transitions. [2018-09-28 11:13:53,664 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2018-09-28 11:13:53,664 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:13:53,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:13:53,889 INFO L134 CoverageAnalysis]: Checked inductivity of 4753 backedges. 0 proven. 4753 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:13:54,348 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:13:54,348 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 205 states to 104 states and 205 transitions. [2018-09-28 11:13:54,348 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 205 transitions. [2018-09-28 11:13:54,349 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2018-09-28 11:13:54,349 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:13:54,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:13:54,593 INFO L134 CoverageAnalysis]: Checked inductivity of 4851 backedges. 0 proven. 4851 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:13:55,223 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:13:55,223 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 207 states to 105 states and 207 transitions. [2018-09-28 11:13:55,224 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 207 transitions. [2018-09-28 11:13:55,224 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2018-09-28 11:13:55,224 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:13:55,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:13:55,503 INFO L134 CoverageAnalysis]: Checked inductivity of 4950 backedges. 0 proven. 4950 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:13:56,006 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:13:56,007 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 209 states to 106 states and 209 transitions. [2018-09-28 11:13:56,007 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 209 transitions. [2018-09-28 11:13:56,008 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2018-09-28 11:13:56,008 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:13:56,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:13:56,265 INFO L134 CoverageAnalysis]: Checked inductivity of 5050 backedges. 0 proven. 5050 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:13:56,784 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:13:56,784 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 211 states to 107 states and 211 transitions. [2018-09-28 11:13:56,784 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 211 transitions. [2018-09-28 11:13:56,785 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2018-09-28 11:13:56,785 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:13:56,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:13:57,109 INFO L134 CoverageAnalysis]: Checked inductivity of 5151 backedges. 0 proven. 5151 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:13:57,613 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:13:57,614 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 213 states to 108 states and 213 transitions. [2018-09-28 11:13:57,614 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 213 transitions. [2018-09-28 11:13:57,614 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2018-09-28 11:13:57,615 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:13:57,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:13:57,909 INFO L134 CoverageAnalysis]: Checked inductivity of 5253 backedges. 0 proven. 5253 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:13:58,399 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:13:58,400 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 215 states to 109 states and 215 transitions. [2018-09-28 11:13:58,400 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 215 transitions. [2018-09-28 11:13:58,401 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2018-09-28 11:13:58,401 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:13:58,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:13:58,687 INFO L134 CoverageAnalysis]: Checked inductivity of 5356 backedges. 0 proven. 5356 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:13:59,137 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:13:59,138 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 217 states to 110 states and 217 transitions. [2018-09-28 11:13:59,138 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 217 transitions. [2018-09-28 11:13:59,139 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2018-09-28 11:13:59,139 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:13:59,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:13:59,547 INFO L134 CoverageAnalysis]: Checked inductivity of 5460 backedges. 0 proven. 5460 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:14:00,005 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:14:00,006 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 219 states to 111 states and 219 transitions. [2018-09-28 11:14:00,006 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 219 transitions. [2018-09-28 11:14:00,007 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2018-09-28 11:14:00,007 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:14:00,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:14:00,454 INFO L134 CoverageAnalysis]: Checked inductivity of 5565 backedges. 0 proven. 5565 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:14:00,983 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:14:00,983 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 221 states to 112 states and 221 transitions. [2018-09-28 11:14:00,984 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 221 transitions. [2018-09-28 11:14:00,984 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2018-09-28 11:14:00,984 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:14:01,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:14:01,242 INFO L134 CoverageAnalysis]: Checked inductivity of 5671 backedges. 0 proven. 5671 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:14:01,736 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:14:01,737 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 223 states to 113 states and 223 transitions. [2018-09-28 11:14:01,737 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 223 transitions. [2018-09-28 11:14:01,738 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2018-09-28 11:14:01,738 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:14:01,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:14:02,042 INFO L134 CoverageAnalysis]: Checked inductivity of 5778 backedges. 0 proven. 5778 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:14:02,528 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:14:02,528 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 225 states to 114 states and 225 transitions. [2018-09-28 11:14:02,528 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 225 transitions. [2018-09-28 11:14:02,529 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2018-09-28 11:14:02,529 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:14:02,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:14:02,875 INFO L134 CoverageAnalysis]: Checked inductivity of 5886 backedges. 0 proven. 5886 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:14:03,367 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:14:03,367 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 227 states to 115 states and 227 transitions. [2018-09-28 11:14:03,368 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 227 transitions. [2018-09-28 11:14:03,368 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2018-09-28 11:14:03,368 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:14:03,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:14:03,641 INFO L134 CoverageAnalysis]: Checked inductivity of 5995 backedges. 0 proven. 5995 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:14:04,131 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:14:04,132 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 229 states to 116 states and 229 transitions. [2018-09-28 11:14:04,132 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 229 transitions. [2018-09-28 11:14:04,132 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2018-09-28 11:14:04,133 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:14:04,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:14:04,432 INFO L134 CoverageAnalysis]: Checked inductivity of 6105 backedges. 0 proven. 6105 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:14:04,937 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:14:04,938 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 231 states to 117 states and 231 transitions. [2018-09-28 11:14:04,938 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 231 transitions. [2018-09-28 11:14:04,938 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2018-09-28 11:14:04,939 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:14:04,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:14:05,404 INFO L134 CoverageAnalysis]: Checked inductivity of 6216 backedges. 0 proven. 6216 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:14:06,020 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:14:06,021 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 233 states to 118 states and 233 transitions. [2018-09-28 11:14:06,021 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 233 transitions. [2018-09-28 11:14:06,021 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2018-09-28 11:14:06,022 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:14:06,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:14:06,482 INFO L134 CoverageAnalysis]: Checked inductivity of 6328 backedges. 0 proven. 6328 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:14:07,001 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:14:07,001 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 235 states to 119 states and 235 transitions. [2018-09-28 11:14:07,001 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 235 transitions. [2018-09-28 11:14:07,002 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2018-09-28 11:14:07,002 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:14:07,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:14:07,343 INFO L134 CoverageAnalysis]: Checked inductivity of 6441 backedges. 0 proven. 6441 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:14:07,832 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:14:07,832 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 237 states to 120 states and 237 transitions. [2018-09-28 11:14:07,832 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 237 transitions. [2018-09-28 11:14:07,833 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2018-09-28 11:14:07,833 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:14:07,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:14:08,111 INFO L134 CoverageAnalysis]: Checked inductivity of 6555 backedges. 0 proven. 6555 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:14:08,622 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:14:08,623 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 239 states to 121 states and 239 transitions. [2018-09-28 11:14:08,623 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 239 transitions. [2018-09-28 11:14:08,623 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2018-09-28 11:14:08,623 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:14:08,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:14:08,910 INFO L134 CoverageAnalysis]: Checked inductivity of 6670 backedges. 0 proven. 6670 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:14:09,428 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:14:09,429 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 241 states to 122 states and 241 transitions. [2018-09-28 11:14:09,429 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 241 transitions. [2018-09-28 11:14:09,429 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2018-09-28 11:14:09,429 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:14:09,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:14:09,731 INFO L134 CoverageAnalysis]: Checked inductivity of 6786 backedges. 0 proven. 6786 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:14:10,264 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:14:10,265 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 243 states to 123 states and 243 transitions. [2018-09-28 11:14:10,265 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 243 transitions. [2018-09-28 11:14:10,266 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2018-09-28 11:14:10,266 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:14:10,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:14:10,910 INFO L134 CoverageAnalysis]: Checked inductivity of 6903 backedges. 0 proven. 6903 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:14:11,449 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:14:11,449 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 245 states to 124 states and 245 transitions. [2018-09-28 11:14:11,450 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 245 transitions. [2018-09-28 11:14:11,450 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2018-09-28 11:14:11,450 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:14:11,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:14:11,770 INFO L134 CoverageAnalysis]: Checked inductivity of 7021 backedges. 0 proven. 7021 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:14:12,312 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:14:12,313 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 247 states to 125 states and 247 transitions. [2018-09-28 11:14:12,313 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 247 transitions. [2018-09-28 11:14:12,314 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2018-09-28 11:14:12,314 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:14:12,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:14:12,627 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 11:14:13,149 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:14:13,149 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 249 states to 126 states and 249 transitions. [2018-09-28 11:14:13,150 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 249 transitions. [2018-09-28 11:14:13,150 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2018-09-28 11:14:13,150 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:14:13,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:14:13,466 INFO L134 CoverageAnalysis]: Checked inductivity of 7260 backedges. 0 proven. 7260 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:14:14,029 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:14:14,030 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 251 states to 127 states and 251 transitions. [2018-09-28 11:14:14,030 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 251 transitions. [2018-09-28 11:14:14,030 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2018-09-28 11:14:14,030 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:14:14,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:14:14,371 INFO L134 CoverageAnalysis]: Checked inductivity of 7381 backedges. 0 proven. 7381 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:14:14,911 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:14:14,911 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 253 states to 128 states and 253 transitions. [2018-09-28 11:14:14,911 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 253 transitions. [2018-09-28 11:14:14,912 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2018-09-28 11:14:14,912 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:14:14,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:14:15,297 INFO L134 CoverageAnalysis]: Checked inductivity of 7503 backedges. 0 proven. 7503 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:14:16,039 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:14:16,040 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 255 states to 129 states and 255 transitions. [2018-09-28 11:14:16,040 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 255 transitions. [2018-09-28 11:14:16,041 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2018-09-28 11:14:16,041 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:14:16,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:14:16,350 INFO L134 CoverageAnalysis]: Checked inductivity of 7626 backedges. 0 proven. 7626 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:14:16,961 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:14:16,962 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 257 states to 130 states and 257 transitions. [2018-09-28 11:14:16,962 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 257 transitions. [2018-09-28 11:14:16,963 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2018-09-28 11:14:16,963 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:14:17,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:14:17,273 INFO L134 CoverageAnalysis]: Checked inductivity of 7750 backedges. 0 proven. 7750 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:14:17,859 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:14:17,860 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 259 states to 131 states and 259 transitions. [2018-09-28 11:14:17,860 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 259 transitions. [2018-09-28 11:14:17,860 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2018-09-28 11:14:17,861 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:14:17,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:14:18,180 INFO L134 CoverageAnalysis]: Checked inductivity of 7875 backedges. 0 proven. 7875 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:14:18,765 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:14:18,765 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 261 states to 132 states and 261 transitions. [2018-09-28 11:14:18,766 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 261 transitions. [2018-09-28 11:14:18,766 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2018-09-28 11:14:18,766 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:14:18,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:14:19,103 INFO L134 CoverageAnalysis]: Checked inductivity of 8001 backedges. 0 proven. 8001 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:14:19,681 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:14:19,682 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 263 states to 133 states and 263 transitions. [2018-09-28 11:14:19,682 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 263 transitions. [2018-09-28 11:14:19,682 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2018-09-28 11:14:19,682 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:14:19,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:14:20,138 INFO L134 CoverageAnalysis]: Checked inductivity of 8128 backedges. 0 proven. 8128 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:14:21,041 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:14:21,042 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 265 states to 134 states and 265 transitions. [2018-09-28 11:14:21,042 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 265 transitions. [2018-09-28 11:14:21,042 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2018-09-28 11:14:21,043 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:14:21,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:14:21,384 INFO L134 CoverageAnalysis]: Checked inductivity of 8256 backedges. 0 proven. 8256 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:14:21,964 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:14:21,965 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 267 states to 135 states and 267 transitions. [2018-09-28 11:14:21,965 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 267 transitions. [2018-09-28 11:14:21,966 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2018-09-28 11:14:21,966 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:14:22,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:14:22,303 INFO L134 CoverageAnalysis]: Checked inductivity of 8385 backedges. 0 proven. 8385 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:14:22,885 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:14:22,885 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 269 states to 136 states and 269 transitions. [2018-09-28 11:14:22,885 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 269 transitions. [2018-09-28 11:14:22,886 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2018-09-28 11:14:22,886 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:14:22,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:14:23,215 INFO L134 CoverageAnalysis]: Checked inductivity of 8515 backedges. 0 proven. 8515 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:14:23,824 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:14:23,824 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 271 states to 137 states and 271 transitions. [2018-09-28 11:14:23,824 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 271 transitions. [2018-09-28 11:14:23,825 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2018-09-28 11:14:23,825 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:14:23,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:14:24,205 INFO L134 CoverageAnalysis]: Checked inductivity of 8646 backedges. 0 proven. 8646 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:14:24,825 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:14:24,825 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 273 states to 138 states and 273 transitions. [2018-09-28 11:14:24,825 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 273 transitions. [2018-09-28 11:14:24,826 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2018-09-28 11:14:24,826 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:14:24,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:14:25,242 INFO L134 CoverageAnalysis]: Checked inductivity of 8778 backedges. 0 proven. 8778 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:14:26,094 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:14:26,095 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 275 states to 139 states and 275 transitions. [2018-09-28 11:14:26,095 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 275 transitions. [2018-09-28 11:14:26,096 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2018-09-28 11:14:26,096 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:14:26,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:14:26,458 INFO L134 CoverageAnalysis]: Checked inductivity of 8911 backedges. 0 proven. 8911 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:14:27,059 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:14:27,060 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 277 states to 140 states and 277 transitions. [2018-09-28 11:14:27,060 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 277 transitions. [2018-09-28 11:14:27,060 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2018-09-28 11:14:27,060 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:14:27,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:14:27,447 INFO L134 CoverageAnalysis]: Checked inductivity of 9045 backedges. 0 proven. 9045 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:14:28,043 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:14:28,044 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 279 states to 141 states and 279 transitions. [2018-09-28 11:14:28,044 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 279 transitions. [2018-09-28 11:14:28,044 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2018-09-28 11:14:28,045 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:14:28,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:14:28,410 INFO L134 CoverageAnalysis]: Checked inductivity of 9180 backedges. 0 proven. 9180 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:14:29,010 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:14:29,010 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 281 states to 142 states and 281 transitions. [2018-09-28 11:14:29,010 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 281 transitions. [2018-09-28 11:14:29,011 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2018-09-28 11:14:29,011 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:14:29,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:14:29,408 INFO L134 CoverageAnalysis]: Checked inductivity of 9316 backedges. 0 proven. 9316 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:14:30,018 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:14:30,018 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 283 states to 143 states and 283 transitions. [2018-09-28 11:14:30,018 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 283 transitions. [2018-09-28 11:14:30,019 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2018-09-28 11:14:30,019 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:14:30,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:14:30,446 INFO L134 CoverageAnalysis]: Checked inductivity of 9453 backedges. 0 proven. 9453 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:14:31,299 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:14:31,300 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 285 states to 144 states and 285 transitions. [2018-09-28 11:14:31,300 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 285 transitions. [2018-09-28 11:14:31,300 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2018-09-28 11:14:31,300 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:14:31,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:14:31,698 INFO L134 CoverageAnalysis]: Checked inductivity of 9591 backedges. 0 proven. 9591 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:14:32,341 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:14:32,342 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 287 states to 145 states and 287 transitions. [2018-09-28 11:14:32,342 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 287 transitions. [2018-09-28 11:14:32,343 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2018-09-28 11:14:32,343 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:14:32,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:14:32,713 INFO L134 CoverageAnalysis]: Checked inductivity of 9730 backedges. 0 proven. 9730 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:14:33,385 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:14:33,385 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 289 states to 146 states and 289 transitions. [2018-09-28 11:14:33,385 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 289 transitions. [2018-09-28 11:14:33,386 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2018-09-28 11:14:33,386 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:14:33,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:14:33,757 INFO L134 CoverageAnalysis]: Checked inductivity of 9870 backedges. 0 proven. 9870 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:14:34,410 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:14:34,410 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 291 states to 147 states and 291 transitions. [2018-09-28 11:14:34,410 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 291 transitions. [2018-09-28 11:14:34,411 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2018-09-28 11:14:34,411 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:14:34,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:14:34,810 INFO L134 CoverageAnalysis]: Checked inductivity of 10011 backedges. 0 proven. 10011 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:14:35,516 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:14:35,517 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 293 states to 148 states and 293 transitions. [2018-09-28 11:14:35,517 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 293 transitions. [2018-09-28 11:14:35,518 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2018-09-28 11:14:35,518 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:14:35,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:14:35,896 INFO L134 CoverageAnalysis]: Checked inductivity of 10153 backedges. 0 proven. 10153 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:14:36,816 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:14:36,817 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 295 states to 149 states and 295 transitions. [2018-09-28 11:14:36,817 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 295 transitions. [2018-09-28 11:14:36,817 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2018-09-28 11:14:36,817 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:14:36,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:14:37,219 INFO L134 CoverageAnalysis]: Checked inductivity of 10296 backedges. 0 proven. 10296 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:14:37,877 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:14:37,878 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 297 states to 150 states and 297 transitions. [2018-09-28 11:14:37,878 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 297 transitions. [2018-09-28 11:14:37,878 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2018-09-28 11:14:37,878 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:14:37,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:14:38,313 INFO L134 CoverageAnalysis]: Checked inductivity of 10440 backedges. 0 proven. 10440 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:14:38,981 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:14:38,982 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 299 states to 151 states and 299 transitions. [2018-09-28 11:14:38,982 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 299 transitions. [2018-09-28 11:14:38,982 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2018-09-28 11:14:38,983 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:14:39,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:14:39,387 INFO L134 CoverageAnalysis]: Checked inductivity of 10585 backedges. 0 proven. 10585 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:14:40,086 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:14:40,086 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 301 states to 152 states and 301 transitions. [2018-09-28 11:14:40,086 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 301 transitions. [2018-09-28 11:14:40,087 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2018-09-28 11:14:40,087 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:14:40,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:14:40,502 INFO L134 CoverageAnalysis]: Checked inductivity of 10731 backedges. 0 proven. 10731 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:14:41,478 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:14:41,479 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 303 states to 153 states and 303 transitions. [2018-09-28 11:14:41,479 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 303 transitions. [2018-09-28 11:14:41,479 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2018-09-28 11:14:41,479 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:14:41,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:14:41,857 INFO L134 CoverageAnalysis]: Checked inductivity of 10878 backedges. 0 proven. 10878 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:14:42,547 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:14:42,548 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 305 states to 154 states and 305 transitions. [2018-09-28 11:14:42,548 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 305 transitions. [2018-09-28 11:14:42,548 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2018-09-28 11:14:42,548 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:14:42,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:14:42,956 INFO L134 CoverageAnalysis]: Checked inductivity of 11026 backedges. 0 proven. 11026 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:14:43,626 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:14:43,626 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 307 states to 155 states and 307 transitions. [2018-09-28 11:14:43,626 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 307 transitions. [2018-09-28 11:14:43,627 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2018-09-28 11:14:43,627 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:14:43,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:14:44,049 INFO L134 CoverageAnalysis]: Checked inductivity of 11175 backedges. 0 proven. 11175 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:14:44,757 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:14:44,757 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 309 states to 156 states and 309 transitions. [2018-09-28 11:14:44,757 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 309 transitions. [2018-09-28 11:14:44,758 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2018-09-28 11:14:44,758 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:14:44,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:14:45,273 INFO L134 CoverageAnalysis]: Checked inductivity of 11325 backedges. 0 proven. 11325 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:14:45,950 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:14:45,950 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 311 states to 157 states and 311 transitions. [2018-09-28 11:14:45,951 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 311 transitions. [2018-09-28 11:14:45,951 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2018-09-28 11:14:45,951 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:14:46,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:14:46,691 INFO L134 CoverageAnalysis]: Checked inductivity of 11476 backedges. 0 proven. 11476 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:14:47,384 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:14:47,384 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 313 states to 158 states and 313 transitions. [2018-09-28 11:14:47,384 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 313 transitions. [2018-09-28 11:14:47,385 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2018-09-28 11:14:47,385 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:14:47,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:14:47,806 INFO L134 CoverageAnalysis]: Checked inductivity of 11628 backedges. 0 proven. 11628 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:14:48,520 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:14:48,520 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 315 states to 159 states and 315 transitions. [2018-09-28 11:14:48,520 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 315 transitions. [2018-09-28 11:14:48,521 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2018-09-28 11:14:48,521 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:14:48,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:14:48,950 INFO L134 CoverageAnalysis]: Checked inductivity of 11781 backedges. 0 proven. 11781 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:14:49,668 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:14:49,668 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 317 states to 160 states and 317 transitions. [2018-09-28 11:14:49,669 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 317 transitions. [2018-09-28 11:14:49,669 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2018-09-28 11:14:49,669 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:14:49,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:14:50,098 INFO L134 CoverageAnalysis]: Checked inductivity of 11935 backedges. 0 proven. 11935 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:14:50,843 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:14:50,844 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 319 states to 161 states and 319 transitions. [2018-09-28 11:14:50,844 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 319 transitions. [2018-09-28 11:14:50,844 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2018-09-28 11:14:50,844 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:14:50,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:14:51,372 INFO L134 CoverageAnalysis]: Checked inductivity of 12090 backedges. 0 proven. 12090 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:14:52,307 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:14:52,308 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 321 states to 162 states and 321 transitions. [2018-09-28 11:14:52,308 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 321 transitions. [2018-09-28 11:14:52,309 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2018-09-28 11:14:52,309 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:14:52,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:14:52,767 INFO L134 CoverageAnalysis]: Checked inductivity of 12246 backedges. 0 proven. 12246 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:14:53,490 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:14:53,491 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 323 states to 163 states and 323 transitions. [2018-09-28 11:14:53,491 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 323 transitions. [2018-09-28 11:14:53,492 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2018-09-28 11:14:53,492 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:14:53,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:14:53,947 INFO L134 CoverageAnalysis]: Checked inductivity of 12403 backedges. 0 proven. 12403 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:14:54,646 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:14:54,646 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 325 states to 164 states and 325 transitions. [2018-09-28 11:14:54,647 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 325 transitions. [2018-09-28 11:14:54,647 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2018-09-28 11:14:54,647 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:14:54,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:14:55,095 INFO L134 CoverageAnalysis]: Checked inductivity of 12561 backedges. 0 proven. 12561 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:14:55,797 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:14:55,797 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 327 states to 165 states and 327 transitions. [2018-09-28 11:14:55,798 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 327 transitions. [2018-09-28 11:14:55,798 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2018-09-28 11:14:55,798 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:14:55,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:14:56,301 INFO L134 CoverageAnalysis]: Checked inductivity of 12720 backedges. 0 proven. 12720 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:14:57,315 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:14:57,315 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 329 states to 166 states and 329 transitions. [2018-09-28 11:14:57,316 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 329 transitions. [2018-09-28 11:14:57,316 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2018-09-28 11:14:57,316 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:14:57,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:14:57,831 INFO L134 CoverageAnalysis]: Checked inductivity of 12880 backedges. 0 proven. 12880 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:14:58,579 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:14:58,579 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 331 states to 167 states and 331 transitions. [2018-09-28 11:14:58,580 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 331 transitions. [2018-09-28 11:14:58,580 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2018-09-28 11:14:58,580 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:14:58,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:14:59,065 INFO L134 CoverageAnalysis]: Checked inductivity of 13041 backedges. 0 proven. 13041 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:14:59,792 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:14:59,793 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 333 states to 168 states and 333 transitions. [2018-09-28 11:14:59,793 INFO L276 IsEmpty]: Start isEmpty. Operand 168 states and 333 transitions. [2018-09-28 11:14:59,794 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2018-09-28 11:14:59,794 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:14:59,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:15:00,321 INFO L134 CoverageAnalysis]: Checked inductivity of 13203 backedges. 0 proven. 13203 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:15:01,097 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:15:01,097 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 335 states to 169 states and 335 transitions. [2018-09-28 11:15:01,098 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 335 transitions. [2018-09-28 11:15:01,098 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2018-09-28 11:15:01,098 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:15:01,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:15:01,654 INFO L134 CoverageAnalysis]: Checked inductivity of 13366 backedges. 0 proven. 13366 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:15:02,567 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:15:02,568 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 337 states to 170 states and 337 transitions. [2018-09-28 11:15:02,568 INFO L276 IsEmpty]: Start isEmpty. Operand 170 states and 337 transitions. [2018-09-28 11:15:02,569 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 168 [2018-09-28 11:15:02,569 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:15:02,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:15:03,059 INFO L134 CoverageAnalysis]: Checked inductivity of 13530 backedges. 0 proven. 13530 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:15:03,892 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:15:03,892 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 339 states to 171 states and 339 transitions. [2018-09-28 11:15:03,892 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states and 339 transitions. [2018-09-28 11:15:03,892 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2018-09-28 11:15:03,893 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:15:04,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:15:04,391 INFO L134 CoverageAnalysis]: Checked inductivity of 13695 backedges. 0 proven. 13695 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:15:05,137 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:15:05,137 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 341 states to 172 states and 341 transitions. [2018-09-28 11:15:05,138 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 341 transitions. [2018-09-28 11:15:05,138 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 170 [2018-09-28 11:15:05,138 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:15:05,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:15:05,644 INFO L134 CoverageAnalysis]: Checked inductivity of 13861 backedges. 0 proven. 13861 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:15:06,426 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:15:06,427 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 343 states to 173 states and 343 transitions. [2018-09-28 11:15:06,427 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states and 343 transitions. [2018-09-28 11:15:06,427 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2018-09-28 11:15:06,428 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:15:06,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:15:07,163 INFO L134 CoverageAnalysis]: Checked inductivity of 14028 backedges. 0 proven. 14028 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:15:07,895 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:15:07,895 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 345 states to 174 states and 345 transitions. [2018-09-28 11:15:07,896 INFO L276 IsEmpty]: Start isEmpty. Operand 174 states and 345 transitions. [2018-09-28 11:15:07,896 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 172 [2018-09-28 11:15:07,896 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:15:08,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:15:08,425 INFO L134 CoverageAnalysis]: Checked inductivity of 14196 backedges. 0 proven. 14196 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:15:09,192 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:15:09,193 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 347 states to 175 states and 347 transitions. [2018-09-28 11:15:09,193 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 347 transitions. [2018-09-28 11:15:09,194 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2018-09-28 11:15:09,194 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:15:09,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:15:09,805 INFO L134 CoverageAnalysis]: Checked inductivity of 14365 backedges. 0 proven. 14365 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:15:10,609 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:15:10,609 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 349 states to 176 states and 349 transitions. [2018-09-28 11:15:10,609 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 349 transitions. [2018-09-28 11:15:10,610 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 174 [2018-09-28 11:15:10,610 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:15:10,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:15:11,153 INFO L134 CoverageAnalysis]: Checked inductivity of 14535 backedges. 0 proven. 14535 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:15:12,211 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:15:12,212 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 351 states to 177 states and 351 transitions. [2018-09-28 11:15:12,212 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 351 transitions. [2018-09-28 11:15:12,213 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 175 [2018-09-28 11:15:12,213 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:15:12,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:15:12,767 INFO L134 CoverageAnalysis]: Checked inductivity of 14706 backedges. 0 proven. 14706 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:15:13,580 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:15:13,580 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 353 states to 178 states and 353 transitions. [2018-09-28 11:15:13,581 INFO L276 IsEmpty]: Start isEmpty. Operand 178 states and 353 transitions. [2018-09-28 11:15:13,581 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2018-09-28 11:15:13,581 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:15:13,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:15:14,270 INFO L134 CoverageAnalysis]: Checked inductivity of 14878 backedges. 0 proven. 14878 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:15:15,047 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:15:15,048 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 355 states to 179 states and 355 transitions. [2018-09-28 11:15:15,048 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 355 transitions. [2018-09-28 11:15:15,048 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177 [2018-09-28 11:15:15,048 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:15:15,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:15:15,618 INFO L134 CoverageAnalysis]: Checked inductivity of 15051 backedges. 0 proven. 15051 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:15:16,509 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:15:16,509 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 357 states to 180 states and 357 transitions. [2018-09-28 11:15:16,509 INFO L276 IsEmpty]: Start isEmpty. Operand 180 states and 357 transitions. [2018-09-28 11:15:16,510 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2018-09-28 11:15:16,510 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:15:16,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:15:17,386 INFO L134 CoverageAnalysis]: Checked inductivity of 15225 backedges. 0 proven. 15225 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:15:18,154 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:15:18,155 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 359 states to 181 states and 359 transitions. [2018-09-28 11:15:18,155 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 359 transitions. [2018-09-28 11:15:18,155 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2018-09-28 11:15:18,156 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:15:18,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:15:18,688 INFO L134 CoverageAnalysis]: Checked inductivity of 15400 backedges. 0 proven. 15400 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:15:19,479 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:15:19,480 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 361 states to 182 states and 361 transitions. [2018-09-28 11:15:19,480 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states and 361 transitions. [2018-09-28 11:15:19,481 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 180 [2018-09-28 11:15:19,481 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:15:19,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:15:20,039 INFO L134 CoverageAnalysis]: Checked inductivity of 15576 backedges. 0 proven. 15576 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:15:20,832 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:15:20,833 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 363 states to 183 states and 363 transitions. [2018-09-28 11:15:20,833 INFO L276 IsEmpty]: Start isEmpty. Operand 183 states and 363 transitions. [2018-09-28 11:15:20,834 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 181 [2018-09-28 11:15:20,834 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:15:20,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:15:21,398 INFO L134 CoverageAnalysis]: Checked inductivity of 15753 backedges. 0 proven. 15753 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:15:22,540 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:15:22,541 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 365 states to 184 states and 365 transitions. [2018-09-28 11:15:22,541 INFO L276 IsEmpty]: Start isEmpty. Operand 184 states and 365 transitions. [2018-09-28 11:15:22,542 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2018-09-28 11:15:22,542 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:15:22,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:15:23,132 INFO L134 CoverageAnalysis]: Checked inductivity of 15931 backedges. 0 proven. 15931 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:15:23,963 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:15:23,963 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 367 states to 185 states and 367 transitions. [2018-09-28 11:15:23,963 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states and 367 transitions. [2018-09-28 11:15:23,964 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 183 [2018-09-28 11:15:23,964 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:15:24,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:15:24,527 INFO L134 CoverageAnalysis]: Checked inductivity of 16110 backedges. 0 proven. 16110 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:15:25,416 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:15:25,417 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 369 states to 186 states and 369 transitions. [2018-09-28 11:15:25,417 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 369 transitions. [2018-09-28 11:15:25,418 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 184 [2018-09-28 11:15:25,418 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:15:25,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:15:25,984 INFO L134 CoverageAnalysis]: Checked inductivity of 16290 backedges. 0 proven. 16290 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:15:26,822 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:15:26,822 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 371 states to 187 states and 371 transitions. [2018-09-28 11:15:26,823 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 371 transitions. [2018-09-28 11:15:26,823 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2018-09-28 11:15:26,823 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:15:27,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:15:27,721 INFO L134 CoverageAnalysis]: Checked inductivity of 16471 backedges. 0 proven. 16471 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:15:28,578 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:15:28,578 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 373 states to 188 states and 373 transitions. [2018-09-28 11:15:28,578 INFO L276 IsEmpty]: Start isEmpty. Operand 188 states and 373 transitions. [2018-09-28 11:15:28,579 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2018-09-28 11:15:28,579 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:15:28,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:15:29,268 INFO L134 CoverageAnalysis]: Checked inductivity of 16653 backedges. 0 proven. 16653 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:15:30,098 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:15:30,098 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 375 states to 189 states and 375 transitions. [2018-09-28 11:15:30,099 INFO L276 IsEmpty]: Start isEmpty. Operand 189 states and 375 transitions. [2018-09-28 11:15:30,099 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 187 [2018-09-28 11:15:30,100 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:15:30,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:15:30,805 INFO L134 CoverageAnalysis]: Checked inductivity of 16836 backedges. 0 proven. 16836 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:15:31,647 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:15:31,647 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 377 states to 190 states and 377 transitions. [2018-09-28 11:15:31,648 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states and 377 transitions. [2018-09-28 11:15:31,648 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2018-09-28 11:15:31,648 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:15:31,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:15:32,254 INFO L134 CoverageAnalysis]: Checked inductivity of 17020 backedges. 0 proven. 17020 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:15:33,283 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:15:33,283 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 379 states to 191 states and 379 transitions. [2018-09-28 11:15:33,283 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 379 transitions. [2018-09-28 11:15:33,284 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 189 [2018-09-28 11:15:33,284 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:15:33,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:15:33,907 INFO L134 CoverageAnalysis]: Checked inductivity of 17205 backedges. 0 proven. 17205 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:15:34,767 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:15:34,768 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 381 states to 192 states and 381 transitions. [2018-09-28 11:15:34,768 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 381 transitions. [2018-09-28 11:15:34,769 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 190 [2018-09-28 11:15:34,769 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:15:34,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:15:35,409 INFO L134 CoverageAnalysis]: Checked inductivity of 17391 backedges. 0 proven. 17391 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:15:36,368 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:15:36,368 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 383 states to 193 states and 383 transitions. [2018-09-28 11:15:36,368 INFO L276 IsEmpty]: Start isEmpty. Operand 193 states and 383 transitions. [2018-09-28 11:15:36,369 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 191 [2018-09-28 11:15:36,369 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:15:36,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:15:37,020 INFO L134 CoverageAnalysis]: Checked inductivity of 17578 backedges. 0 proven. 17578 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:15:38,071 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:15:38,071 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 385 states to 194 states and 385 transitions. [2018-09-28 11:15:38,072 INFO L276 IsEmpty]: Start isEmpty. Operand 194 states and 385 transitions. [2018-09-28 11:15:38,072 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 192 [2018-09-28 11:15:38,072 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:15:38,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:15:38,723 INFO L134 CoverageAnalysis]: Checked inductivity of 17766 backedges. 0 proven. 17766 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:15:39,609 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:15:39,610 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 387 states to 195 states and 387 transitions. [2018-09-28 11:15:39,610 INFO L276 IsEmpty]: Start isEmpty. Operand 195 states and 387 transitions. [2018-09-28 11:15:39,611 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 193 [2018-09-28 11:15:39,611 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:15:39,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:15:40,249 INFO L134 CoverageAnalysis]: Checked inductivity of 17955 backedges. 0 proven. 17955 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:15:41,108 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:15:41,108 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 389 states to 196 states and 389 transitions. [2018-09-28 11:15:41,108 INFO L276 IsEmpty]: Start isEmpty. Operand 196 states and 389 transitions. [2018-09-28 11:15:41,109 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 194 [2018-09-28 11:15:41,109 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:15:41,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:15:41,745 INFO L134 CoverageAnalysis]: Checked inductivity of 18145 backedges. 0 proven. 18145 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:15:42,785 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:15:42,785 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 391 states to 197 states and 391 transitions. [2018-09-28 11:15:42,786 INFO L276 IsEmpty]: Start isEmpty. Operand 197 states and 391 transitions. [2018-09-28 11:15:42,786 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 195 [2018-09-28 11:15:42,787 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:15:43,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:15:43,507 INFO L134 CoverageAnalysis]: Checked inductivity of 18336 backedges. 0 proven. 18336 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:15:44,388 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:15:44,389 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 393 states to 198 states and 393 transitions. [2018-09-28 11:15:44,389 INFO L276 IsEmpty]: Start isEmpty. Operand 198 states and 393 transitions. [2018-09-28 11:15:44,390 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 196 [2018-09-28 11:15:44,390 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:15:44,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:15:45,089 INFO L134 CoverageAnalysis]: Checked inductivity of 18528 backedges. 0 proven. 18528 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:15:45,969 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:15:45,969 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 395 states to 199 states and 395 transitions. [2018-09-28 11:15:45,969 INFO L276 IsEmpty]: Start isEmpty. Operand 199 states and 395 transitions. [2018-09-28 11:15:45,970 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 197 [2018-09-28 11:15:45,970 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:15:46,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:15:46,627 INFO L134 CoverageAnalysis]: Checked inductivity of 18721 backedges. 0 proven. 18721 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:15:47,511 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:15:47,512 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 397 states to 200 states and 397 transitions. [2018-09-28 11:15:47,512 INFO L276 IsEmpty]: Start isEmpty. Operand 200 states and 397 transitions. [2018-09-28 11:15:47,513 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 198 [2018-09-28 11:15:47,514 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:15:47,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:15:48,301 INFO L134 CoverageAnalysis]: Checked inductivity of 18915 backedges. 0 proven. 18915 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:15:49,199 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:15:49,200 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 399 states to 201 states and 399 transitions. [2018-09-28 11:15:49,200 INFO L276 IsEmpty]: Start isEmpty. Operand 201 states and 399 transitions. [2018-09-28 11:15:49,201 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 199 [2018-09-28 11:15:49,201 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:15:49,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:15:49,898 INFO L134 CoverageAnalysis]: Checked inductivity of 19110 backedges. 0 proven. 19110 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:15:50,763 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:15:50,763 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 401 states to 202 states and 401 transitions. [2018-09-28 11:15:50,763 INFO L276 IsEmpty]: Start isEmpty. Operand 202 states and 401 transitions. [2018-09-28 11:15:50,764 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 200 [2018-09-28 11:15:50,764 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:15:51,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:15:51,451 INFO L134 CoverageAnalysis]: Checked inductivity of 19306 backedges. 0 proven. 19306 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:15:52,340 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:15:52,340 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 403 states to 203 states and 403 transitions. [2018-09-28 11:15:52,340 INFO L276 IsEmpty]: Start isEmpty. Operand 203 states and 403 transitions. [2018-09-28 11:15:52,341 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 201 [2018-09-28 11:15:52,341 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:15:52,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:15:53,278 INFO L134 CoverageAnalysis]: Checked inductivity of 19503 backedges. 0 proven. 19503 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:15:54,169 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:15:54,169 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 405 states to 204 states and 405 transitions. [2018-09-28 11:15:54,169 INFO L276 IsEmpty]: Start isEmpty. Operand 204 states and 405 transitions. [2018-09-28 11:15:54,170 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 202 [2018-09-28 11:15:54,170 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:15:54,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:15:54,852 INFO L134 CoverageAnalysis]: Checked inductivity of 19701 backedges. 0 proven. 19701 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:15:55,765 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:15:55,766 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 407 states to 205 states and 407 transitions. [2018-09-28 11:15:55,766 INFO L276 IsEmpty]: Start isEmpty. Operand 205 states and 407 transitions. [2018-09-28 11:15:55,766 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 203 [2018-09-28 11:15:55,766 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:15:56,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:15:56,642 INFO L134 CoverageAnalysis]: Checked inductivity of 19900 backedges. 0 proven. 19900 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:15:57,588 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:15:57,589 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 409 states to 206 states and 409 transitions. [2018-09-28 11:15:57,589 INFO L276 IsEmpty]: Start isEmpty. Operand 206 states and 409 transitions. [2018-09-28 11:15:57,590 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 204 [2018-09-28 11:15:57,590 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:15:57,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:15:58,515 INFO L134 CoverageAnalysis]: Checked inductivity of 20100 backedges. 0 proven. 20100 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:15:59,444 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:15:59,444 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 411 states to 207 states and 411 transitions. [2018-09-28 11:15:59,444 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states and 411 transitions. [2018-09-28 11:15:59,445 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 205 [2018-09-28 11:15:59,445 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:15:59,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:16:00,165 INFO L134 CoverageAnalysis]: Checked inductivity of 20301 backedges. 0 proven. 20301 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:16:01,100 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:16:01,100 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 413 states to 208 states and 413 transitions. [2018-09-28 11:16:01,100 INFO L276 IsEmpty]: Start isEmpty. Operand 208 states and 413 transitions. [2018-09-28 11:16:01,101 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 206 [2018-09-28 11:16:01,101 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:16:01,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:16:01,834 INFO L134 CoverageAnalysis]: Checked inductivity of 20503 backedges. 0 proven. 20503 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:16:02,751 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:16:02,751 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 415 states to 209 states and 415 transitions. [2018-09-28 11:16:02,751 INFO L276 IsEmpty]: Start isEmpty. Operand 209 states and 415 transitions. [2018-09-28 11:16:02,752 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 207 [2018-09-28 11:16:02,752 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:16:03,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:16:03,731 INFO L134 CoverageAnalysis]: Checked inductivity of 20706 backedges. 0 proven. 20706 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:16:04,655 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:16:04,656 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 417 states to 210 states and 417 transitions. [2018-09-28 11:16:04,656 INFO L276 IsEmpty]: Start isEmpty. Operand 210 states and 417 transitions. [2018-09-28 11:16:04,657 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 208 [2018-09-28 11:16:04,657 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:16:04,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:16:05,434 INFO L134 CoverageAnalysis]: Checked inductivity of 20910 backedges. 0 proven. 20910 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:16:06,354 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:16:06,354 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 419 states to 211 states and 419 transitions. [2018-09-28 11:16:06,355 INFO L276 IsEmpty]: Start isEmpty. Operand 211 states and 419 transitions. [2018-09-28 11:16:06,355 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 209 [2018-09-28 11:16:06,355 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:16:06,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:16:07,132 INFO L134 CoverageAnalysis]: Checked inductivity of 21115 backedges. 0 proven. 21115 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:16:08,110 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:16:08,111 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 421 states to 212 states and 421 transitions. [2018-09-28 11:16:08,111 INFO L276 IsEmpty]: Start isEmpty. Operand 212 states and 421 transitions. [2018-09-28 11:16:08,112 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 210 [2018-09-28 11:16:08,112 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:16:08,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:16:08,902 INFO L134 CoverageAnalysis]: Checked inductivity of 21321 backedges. 0 proven. 21321 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:16:09,877 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:16:09,878 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 423 states to 213 states and 423 transitions. [2018-09-28 11:16:09,878 INFO L276 IsEmpty]: Start isEmpty. Operand 213 states and 423 transitions. [2018-09-28 11:16:09,879 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 211 [2018-09-28 11:16:09,879 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:16:10,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:16:10,747 INFO L134 CoverageAnalysis]: Checked inductivity of 21528 backedges. 0 proven. 21528 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:16:11,715 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:16:11,715 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 425 states to 214 states and 425 transitions. [2018-09-28 11:16:11,715 INFO L276 IsEmpty]: Start isEmpty. Operand 214 states and 425 transitions. [2018-09-28 11:16:11,716 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 212 [2018-09-28 11:16:11,716 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:16:12,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:16:12,581 INFO L134 CoverageAnalysis]: Checked inductivity of 21736 backedges. 0 proven. 21736 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:16:13,765 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:16:13,766 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 427 states to 215 states and 427 transitions. [2018-09-28 11:16:13,766 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states and 427 transitions. [2018-09-28 11:16:13,766 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 213 [2018-09-28 11:16:13,767 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:16:14,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:16:14,553 INFO L134 CoverageAnalysis]: Checked inductivity of 21945 backedges. 0 proven. 21945 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:16:15,562 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:16:15,563 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 429 states to 216 states and 429 transitions. [2018-09-28 11:16:15,563 INFO L276 IsEmpty]: Start isEmpty. Operand 216 states and 429 transitions. [2018-09-28 11:16:15,563 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 214 [2018-09-28 11:16:15,564 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:16:15,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:16:16,374 INFO L134 CoverageAnalysis]: Checked inductivity of 22155 backedges. 0 proven. 22155 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:16:17,383 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:16:17,383 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 431 states to 217 states and 431 transitions. [2018-09-28 11:16:17,384 INFO L276 IsEmpty]: Start isEmpty. Operand 217 states and 431 transitions. [2018-09-28 11:16:17,384 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 215 [2018-09-28 11:16:17,385 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:16:17,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:16:18,172 INFO L134 CoverageAnalysis]: Checked inductivity of 22366 backedges. 0 proven. 22366 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:16:19,365 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:16:19,365 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 433 states to 218 states and 433 transitions. [2018-09-28 11:16:19,365 INFO L276 IsEmpty]: Start isEmpty. Operand 218 states and 433 transitions. [2018-09-28 11:16:19,366 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 216 [2018-09-28 11:16:19,366 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:16:19,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:16:20,222 INFO L134 CoverageAnalysis]: Checked inductivity of 22578 backedges. 0 proven. 22578 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:16:21,220 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:16:21,221 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 435 states to 219 states and 435 transitions. [2018-09-28 11:16:21,221 INFO L276 IsEmpty]: Start isEmpty. Operand 219 states and 435 transitions. [2018-09-28 11:16:21,222 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 217 [2018-09-28 11:16:21,222 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:16:21,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:16:22,083 INFO L134 CoverageAnalysis]: Checked inductivity of 22791 backedges. 0 proven. 22791 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:16:23,073 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:16:23,074 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 437 states to 220 states and 437 transitions. [2018-09-28 11:16:23,074 INFO L276 IsEmpty]: Start isEmpty. Operand 220 states and 437 transitions. [2018-09-28 11:16:23,075 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 218 [2018-09-28 11:16:23,075 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:16:23,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:16:24,131 INFO L134 CoverageAnalysis]: Checked inductivity of 23005 backedges. 0 proven. 23005 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:16:25,235 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:16:25,236 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 439 states to 221 states and 439 transitions. [2018-09-28 11:16:25,236 INFO L276 IsEmpty]: Start isEmpty. Operand 221 states and 439 transitions. [2018-09-28 11:16:25,237 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 219 [2018-09-28 11:16:25,237 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:16:25,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:16:26,145 INFO L134 CoverageAnalysis]: Checked inductivity of 23220 backedges. 0 proven. 23220 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:16:27,163 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:16:27,163 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 441 states to 222 states and 441 transitions. [2018-09-28 11:16:27,164 INFO L276 IsEmpty]: Start isEmpty. Operand 222 states and 441 transitions. [2018-09-28 11:16:27,164 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 220 [2018-09-28 11:16:27,165 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:16:27,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:16:28,002 INFO L134 CoverageAnalysis]: Checked inductivity of 23436 backedges. 0 proven. 23436 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:16:29,315 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:16:29,316 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 443 states to 223 states and 443 transitions. [2018-09-28 11:16:29,316 INFO L276 IsEmpty]: Start isEmpty. Operand 223 states and 443 transitions. [2018-09-28 11:16:29,317 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 221 [2018-09-28 11:16:29,317 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:16:29,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:16:30,187 INFO L134 CoverageAnalysis]: Checked inductivity of 23653 backedges. 0 proven. 23653 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:16:31,202 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:16:31,203 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 445 states to 224 states and 445 transitions. [2018-09-28 11:16:31,203 INFO L276 IsEmpty]: Start isEmpty. Operand 224 states and 445 transitions. [2018-09-28 11:16:31,204 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 222 [2018-09-28 11:16:31,204 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:16:31,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:16:32,197 INFO L134 CoverageAnalysis]: Checked inductivity of 23871 backedges. 0 proven. 23871 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:16:33,203 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:16:33,204 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 447 states to 225 states and 447 transitions. [2018-09-28 11:16:33,204 INFO L276 IsEmpty]: Start isEmpty. Operand 225 states and 447 transitions. [2018-09-28 11:16:33,205 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 223 [2018-09-28 11:16:33,205 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:16:33,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:16:34,399 INFO L134 CoverageAnalysis]: Checked inductivity of 24090 backedges. 0 proven. 24090 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:16:35,407 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:16:35,408 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 449 states to 226 states and 449 transitions. [2018-09-28 11:16:35,408 INFO L276 IsEmpty]: Start isEmpty. Operand 226 states and 449 transitions. [2018-09-28 11:16:35,409 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 224 [2018-09-28 11:16:35,409 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:16:35,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:16:36,328 INFO L134 CoverageAnalysis]: Checked inductivity of 24310 backedges. 0 proven. 24310 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:16:37,342 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:16:37,343 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 451 states to 227 states and 451 transitions. [2018-09-28 11:16:37,343 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 451 transitions. [2018-09-28 11:16:37,344 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 225 [2018-09-28 11:16:37,344 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:16:37,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:16:38,249 INFO L134 CoverageAnalysis]: Checked inductivity of 24531 backedges. 0 proven. 24531 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:16:39,534 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:16:39,535 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 453 states to 228 states and 453 transitions. [2018-09-28 11:16:39,535 INFO L276 IsEmpty]: Start isEmpty. Operand 228 states and 453 transitions. [2018-09-28 11:16:39,536 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 226 [2018-09-28 11:16:39,536 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:16:39,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:16:40,501 INFO L134 CoverageAnalysis]: Checked inductivity of 24753 backedges. 0 proven. 24753 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:16:41,510 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:16:41,511 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 455 states to 229 states and 455 transitions. [2018-09-28 11:16:41,511 INFO L276 IsEmpty]: Start isEmpty. Operand 229 states and 455 transitions. [2018-09-28 11:16:41,512 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 227 [2018-09-28 11:16:41,512 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:16:41,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:16:42,456 INFO L134 CoverageAnalysis]: Checked inductivity of 24976 backedges. 0 proven. 24976 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:16:43,502 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:16:43,503 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 457 states to 230 states and 457 transitions. [2018-09-28 11:16:43,503 INFO L276 IsEmpty]: Start isEmpty. Operand 230 states and 457 transitions. [2018-09-28 11:16:43,504 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 228 [2018-09-28 11:16:43,504 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:16:43,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:16:44,606 INFO L134 CoverageAnalysis]: Checked inductivity of 25200 backedges. 0 proven. 25200 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:16:45,645 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:16:45,646 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 459 states to 231 states and 459 transitions. [2018-09-28 11:16:45,646 INFO L276 IsEmpty]: Start isEmpty. Operand 231 states and 459 transitions. [2018-09-28 11:16:45,647 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 229 [2018-09-28 11:16:45,647 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:16:46,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:16:46,563 INFO L134 CoverageAnalysis]: Checked inductivity of 25425 backedges. 0 proven. 25425 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:16:47,607 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:16:47,608 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 461 states to 232 states and 461 transitions. [2018-09-28 11:16:47,608 INFO L276 IsEmpty]: Start isEmpty. Operand 232 states and 461 transitions. [2018-09-28 11:16:47,609 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 230 [2018-09-28 11:16:47,609 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:16:48,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:16:48,578 INFO L134 CoverageAnalysis]: Checked inductivity of 25651 backedges. 0 proven. 25651 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:16:49,875 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:16:49,876 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 463 states to 233 states and 463 transitions. [2018-09-28 11:16:49,876 INFO L276 IsEmpty]: Start isEmpty. Operand 233 states and 463 transitions. [2018-09-28 11:16:49,877 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 231 [2018-09-28 11:16:49,877 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:16:50,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:16:50,843 INFO L134 CoverageAnalysis]: Checked inductivity of 25878 backedges. 0 proven. 25878 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:16:51,875 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:16:51,876 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 465 states to 234 states and 465 transitions. [2018-09-28 11:16:51,876 INFO L276 IsEmpty]: Start isEmpty. Operand 234 states and 465 transitions. [2018-09-28 11:16:51,877 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 232 [2018-09-28 11:16:51,877 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:16:52,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:16:52,985 INFO L134 CoverageAnalysis]: Checked inductivity of 26106 backedges. 0 proven. 26106 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:16:54,036 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:16:54,036 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 467 states to 235 states and 467 transitions. [2018-09-28 11:16:54,036 INFO L276 IsEmpty]: Start isEmpty. Operand 235 states and 467 transitions. [2018-09-28 11:16:54,037 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 233 [2018-09-28 11:16:54,037 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:16:54,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:16:55,011 INFO L134 CoverageAnalysis]: Checked inductivity of 26335 backedges. 0 proven. 26335 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:16:56,107 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:16:56,107 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 469 states to 236 states and 469 transitions. [2018-09-28 11:16:56,107 INFO L276 IsEmpty]: Start isEmpty. Operand 236 states and 469 transitions. [2018-09-28 11:16:56,108 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 234 [2018-09-28 11:16:56,108 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:16:56,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:16:57,132 INFO L134 CoverageAnalysis]: Checked inductivity of 26565 backedges. 0 proven. 26565 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:16:58,216 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:16:58,217 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 471 states to 237 states and 471 transitions. [2018-09-28 11:16:58,217 INFO L276 IsEmpty]: Start isEmpty. Operand 237 states and 471 transitions. [2018-09-28 11:16:58,218 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2018-09-28 11:16:58,218 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:16:58,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:16:59,285 INFO L134 CoverageAnalysis]: Checked inductivity of 26796 backedges. 0 proven. 26796 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:17:00,569 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:17:00,569 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 473 states to 238 states and 473 transitions. [2018-09-28 11:17:00,570 INFO L276 IsEmpty]: Start isEmpty. Operand 238 states and 473 transitions. [2018-09-28 11:17:00,570 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 236 [2018-09-28 11:17:00,570 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:17:01,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat Received shutdown request... [2018-09-28 11:17:01,403 ERROR L611 CodeCheckObserver]: First Tracecheck threw exception Timeout or Toolchain cancelled by user [2018-09-28 11:17:01,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:17:01,593 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:17:01,629 INFO L177 TraceCheckSpWp]: Timeout while computing interpolants [2018-09-28 11:17:01,629 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 11:17:01,633 INFO L168 Benchmark]: Toolchain (without parser) took 245824.79 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 2.5 GB in the end (delta: -1.0 GB). Peak memory consumption was 925.2 MB. Max. memory is 7.1 GB. [2018-09-28 11:17:01,635 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.19 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 11:17:01,635 INFO L168 Benchmark]: Boogie Procedure Inliner took 44.20 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-09-28 11:17:01,635 INFO L168 Benchmark]: Boogie Preprocessor took 26.12 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 11:17:01,636 INFO L168 Benchmark]: RCFGBuilder took 244.49 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 11:17:01,636 INFO L168 Benchmark]: CodeCheck took 245504.47 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 2.5 GB in the end (delta: -1.1 GB). Peak memory consumption was 904.1 MB. Max. memory is 7.1 GB. [2018-09-28 11:17:01,639 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - TimeoutResult: Timeout (de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck) Toolchain cancelled while TraceCheckSpWp was constructing forward predicates, while PredicateComparison was comparing new predicate (quantifier-free) to 928 known predicates. * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Boogie PL CUP Parser took 0.19 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 44.20 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Preprocessor took 26.12 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 244.49 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 245504.47 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 2.5 GB in the end (delta: -1.1 GB). Peak memory consumption was 904.1 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: Timeout Written .csv to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/csv/LuxembourgOctopus.bpl_svcomp-Reach-32bit-Kojak_Default.epf_KojakBplInline.xml/Csv-Benchmark-0-2018-09-28_11-17-01-652.csv Completed graceful shutdown