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/real-life/threadpooling_out.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.23-d19836b [2018-09-26 22:03:54,082 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-09-26 22:03:54,084 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-09-26 22:03:54,096 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-09-26 22:03:54,096 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-09-26 22:03:54,097 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-09-26 22:03:54,098 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-09-26 22:03:54,100 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-09-26 22:03:54,102 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-09-26 22:03:54,104 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-09-26 22:03:54,106 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-09-26 22:03:54,106 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-09-26 22:03:54,107 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-09-26 22:03:54,108 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-09-26 22:03:54,109 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-09-26 22:03:54,110 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-09-26 22:03:54,110 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-09-26 22:03:54,112 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-09-26 22:03:54,115 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-09-26 22:03:54,116 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-09-26 22:03:54,117 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-09-26 22:03:54,119 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-09-26 22:03:54,121 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-09-26 22:03:54,121 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-09-26 22:03:54,122 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-09-26 22:03:54,122 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-09-26 22:03:54,123 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-09-26 22:03:54,124 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-09-26 22:03:54,125 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-09-26 22:03:54,127 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-09-26 22:03:54,127 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-09-26 22:03:54,128 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-09-26 22:03:54,128 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-09-26 22:03:54,128 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-09-26 22:03:54,131 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-09-26 22:03:54,132 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-09-26 22:03:54,132 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 [2018-09-26 22:03:54,166 INFO L110 SettingsManager]: Loading preferences was successful [2018-09-26 22:03:54,166 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-09-26 22:03:54,167 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-09-26 22:03:54,167 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-09-26 22:03:54,168 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-09-26 22:03:54,168 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-09-26 22:03:54,168 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-09-26 22:03:54,168 INFO L133 SettingsManager]: * sizeof long=4 [2018-09-26 22:03:54,171 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-09-26 22:03:54,171 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-09-26 22:03:54,171 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-09-26 22:03:54,171 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-09-26 22:03:54,171 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-09-26 22:03:54,171 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-09-26 22:03:54,172 INFO L133 SettingsManager]: * sizeof long double=12 [2018-09-26 22:03:54,172 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-09-26 22:03:54,172 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-09-26 22:03:54,172 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-09-26 22:03:54,172 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-09-26 22:03:54,173 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-09-26 22:03:54,173 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-09-26 22:03:54,173 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-09-26 22:03:54,173 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-09-26 22:03:54,175 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-09-26 22:03:54,175 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-09-26 22:03:54,175 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-09-26 22:03:54,175 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-09-26 22:03:54,176 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-09-26 22:03:54,176 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-09-26 22:03:54,221 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-09-26 22:03:54,237 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-09-26 22:03:54,243 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-09-26 22:03:54,245 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2018-09-26 22:03:54,246 INFO L276 PluginConnector]: Boogie PL CUP Parser initialized [2018-09-26 22:03:54,246 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/real-life/threadpooling_out.bpl [2018-09-26 22:03:54,247 INFO L111 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/real-life/threadpooling_out.bpl' [2018-09-26 22:03:54,340 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-09-26 22:03:54,344 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-09-26 22:03:54,346 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-09-26 22:03:54,346 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-09-26 22:03:54,346 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-09-26 22:03:54,368 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "threadpooling_out.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 10:03:54" (1/1) ... [2018-09-26 22:03:54,385 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "threadpooling_out.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 10:03:54" (1/1) ... [2018-09-26 22:03:54,390 WARN L165 Inliner]: Program contained no entry procedure! [2018-09-26 22:03:54,391 WARN L168 Inliner]: Missing entry procedures: [ULTIMATE.start] [2018-09-26 22:03:54,391 WARN L175 Inliner]: Fallback enabled. All procedures will be processed. [2018-09-26 22:03:54,393 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-09-26 22:03:54,394 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-09-26 22:03:54,394 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-09-26 22:03:54,395 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-09-26 22:03:54,409 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "threadpooling_out.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 10:03:54" (1/1) ... [2018-09-26 22:03:54,409 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "threadpooling_out.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 10:03:54" (1/1) ... [2018-09-26 22:03:54,411 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "threadpooling_out.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 10:03:54" (1/1) ... [2018-09-26 22:03:54,412 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "threadpooling_out.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 10:03:54" (1/1) ... [2018-09-26 22:03:54,431 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "threadpooling_out.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 10:03:54" (1/1) ... [2018-09-26 22:03:54,443 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "threadpooling_out.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 10:03:54" (1/1) ... [2018-09-26 22:03:54,447 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "threadpooling_out.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 10:03:54" (1/1) ... [2018-09-26 22:03:54,455 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-09-26 22:03:54,456 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-09-26 22:03:54,456 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-09-26 22:03:54,458 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-09-26 22:03:54,460 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "threadpooling_out.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 10:03:54" (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 [2018-09-26 22:03:54,552 INFO L124 BoogieDeclarations]: Specification and implementation of procedure product given in one single declaration [2018-09-26 22:03:54,553 INFO L130 BoogieDeclarations]: Found specification of procedure product [2018-09-26 22:03:54,553 INFO L138 BoogieDeclarations]: Found implementation of procedure product [2018-09-26 22:03:55,424 INFO L343 CfgBuilder]: Using library mode [2018-09-26 22:03:55,425 INFO L202 PluginConnector]: Adding new model threadpooling_out.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.09 10:03:55 BoogieIcfgContainer [2018-09-26 22:03:55,425 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-09-26 22:03:55,426 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-09-26 22:03:55,426 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-09-26 22:03:55,437 INFO L276 PluginConnector]: CodeCheck initialized [2018-09-26 22:03:55,437 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "threadpooling_out.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.09 10:03:55" (1/1) ... [2018-09-26 22:03:55,450 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-09-26 22:03:55,484 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:03:55,494 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 127 states to 64 states and 127 transitions. [2018-09-26 22:03:55,495 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 127 transitions. [2018-09-26 22:03:55,501 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-09-26 22:03:55,501 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:03:55,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:03:55,803 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:03:56,110 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:03:56,113 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 149 states to 70 states and 149 transitions. [2018-09-26 22:03:56,113 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 149 transitions. [2018-09-26 22:03:56,114 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-09-26 22:03:56,115 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:03:56,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:03:56,334 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:03:57,048 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:03:57,051 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 174 states to 76 states and 174 transitions. [2018-09-26 22:03:57,051 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 174 transitions. [2018-09-26 22:03:57,052 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-09-26 22:03:57,052 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:03:57,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:03:57,073 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:03:57,164 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:03:57,166 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 184 states to 79 states and 184 transitions. [2018-09-26 22:03:57,166 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 184 transitions. [2018-09-26 22:03:57,168 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-09-26 22:03:57,168 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:03:57,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:03:57,188 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:03:57,272 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:03:57,274 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 186 states to 80 states and 186 transitions. [2018-09-26 22:03:57,274 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 186 transitions. [2018-09-26 22:03:57,275 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-09-26 22:03:57,276 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:03:57,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:03:57,294 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:03:57,355 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:03:57,356 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 189 states to 81 states and 189 transitions. [2018-09-26 22:03:57,356 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 189 transitions. [2018-09-26 22:03:57,359 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-09-26 22:03:57,360 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:03:57,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:03:57,378 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:03:57,482 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:03:57,484 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 207 states to 87 states and 207 transitions. [2018-09-26 22:03:57,484 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 207 transitions. [2018-09-26 22:03:57,485 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-09-26 22:03:57,486 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:03:57,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:03:57,504 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:03:57,624 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:03:57,625 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 210 states to 88 states and 210 transitions. [2018-09-26 22:03:57,625 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 210 transitions. [2018-09-26 22:03:57,626 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-09-26 22:03:57,626 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:03:57,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:03:57,646 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:03:57,681 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:03:57,683 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 213 states to 89 states and 213 transitions. [2018-09-26 22:03:57,683 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 213 transitions. [2018-09-26 22:03:57,684 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-09-26 22:03:57,684 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:03:57,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:03:57,716 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:03:57,754 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:03:57,755 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 215 states to 90 states and 215 transitions. [2018-09-26 22:03:57,755 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 215 transitions. [2018-09-26 22:03:57,756 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-09-26 22:03:57,756 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:03:57,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:03:57,781 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:03:57,824 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:03:57,824 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 220 states to 91 states and 220 transitions. [2018-09-26 22:03:57,824 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 220 transitions. [2018-09-26 22:03:57,825 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-09-26 22:03:57,826 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:03:57,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:03:57,842 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:03:57,921 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:03:57,922 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 223 states to 92 states and 223 transitions. [2018-09-26 22:03:57,922 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 223 transitions. [2018-09-26 22:03:57,923 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-09-26 22:03:57,924 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:03:57,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:03:58,313 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:03:59,038 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:03:59,039 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 258 states to 100 states and 258 transitions. [2018-09-26 22:03:59,039 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 258 transitions. [2018-09-26 22:03:59,042 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-09-26 22:03:59,043 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:03:59,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:03:59,059 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:03:59,104 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:03:59,105 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 261 states to 101 states and 261 transitions. [2018-09-26 22:03:59,105 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 261 transitions. [2018-09-26 22:03:59,106 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-09-26 22:03:59,106 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:03:59,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:03:59,483 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:04:00,401 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:04:00,401 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 279 states to 105 states and 279 transitions. [2018-09-26 22:04:00,402 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 279 transitions. [2018-09-26 22:04:00,402 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-09-26 22:04:00,403 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:04:00,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:04:00,417 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:04:00,630 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:04:00,631 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 284 states to 106 states and 284 transitions. [2018-09-26 22:04:00,631 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 284 transitions. [2018-09-26 22:04:00,632 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-09-26 22:04:00,632 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:04:00,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:04:00,647 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:04:00,785 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:04:00,786 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 287 states to 107 states and 287 transitions. [2018-09-26 22:04:00,786 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 287 transitions. [2018-09-26 22:04:00,787 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-09-26 22:04:00,787 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:04:00,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:04:00,801 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:04:00,850 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:04:00,851 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 291 states to 108 states and 291 transitions. [2018-09-26 22:04:00,851 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 291 transitions. [2018-09-26 22:04:00,852 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-09-26 22:04:00,852 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:04:00,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:04:00,865 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:04:00,909 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:04:00,909 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 295 states to 109 states and 295 transitions. [2018-09-26 22:04:00,910 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 295 transitions. [2018-09-26 22:04:00,910 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-09-26 22:04:00,910 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:04:00,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:04:00,923 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:04:01,054 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:04:01,055 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 298 states to 110 states and 298 transitions. [2018-09-26 22:04:01,055 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 298 transitions. [2018-09-26 22:04:01,056 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-09-26 22:04:01,056 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:04:01,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:04:01,067 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:04:01,189 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:04:01,190 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 305 states to 111 states and 305 transitions. [2018-09-26 22:04:01,190 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 305 transitions. [2018-09-26 22:04:01,191 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-09-26 22:04:01,191 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:04:01,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:04:01,206 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:04:01,856 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:04:01,857 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 334 states to 117 states and 334 transitions. [2018-09-26 22:04:01,857 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 334 transitions. [2018-09-26 22:04:01,858 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-09-26 22:04:01,858 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:04:01,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:04:01,869 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:04:02,103 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:04:02,104 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 338 states to 118 states and 338 transitions. [2018-09-26 22:04:02,105 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 338 transitions. [2018-09-26 22:04:02,105 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-09-26 22:04:02,105 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:04:02,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:04:02,115 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:04:02,579 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:04:02,580 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 346 states to 119 states and 346 transitions. [2018-09-26 22:04:02,580 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 346 transitions. [2018-09-26 22:04:02,581 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-09-26 22:04:02,581 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:04:02,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:04:02,591 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:04:02,706 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:04:02,707 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 354 states to 120 states and 354 transitions. [2018-09-26 22:04:02,707 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 354 transitions. [2018-09-26 22:04:02,707 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-09-26 22:04:02,707 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:04:02,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:04:02,829 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:04:04,796 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:04:04,797 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 395 states to 128 states and 395 transitions. [2018-09-26 22:04:04,797 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 395 transitions. [2018-09-26 22:04:04,798 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-09-26 22:04:04,798 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:04:04,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:04:05,375 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:04:07,878 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:04:07,878 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 441 states to 136 states and 441 transitions. [2018-09-26 22:04:07,879 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 441 transitions. [2018-09-26 22:04:07,879 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-09-26 22:04:07,879 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:04:07,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:04:07,892 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:04:08,245 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:04:08,245 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 447 states to 137 states and 447 transitions. [2018-09-26 22:04:08,246 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 447 transitions. [2018-09-26 22:04:08,246 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-09-26 22:04:08,246 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:04:08,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:04:08,256 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:04:08,288 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:04:08,288 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 450 states to 138 states and 450 transitions. [2018-09-26 22:04:08,288 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 450 transitions. [2018-09-26 22:04:08,289 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-09-26 22:04:08,289 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:04:08,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:04:08,298 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:04:08,344 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:04:08,346 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 453 states to 139 states and 453 transitions. [2018-09-26 22:04:08,346 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 453 transitions. [2018-09-26 22:04:08,346 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-09-26 22:04:08,347 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:04:08,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:04:08,358 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:04:08,512 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:04:08,512 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 475 states to 145 states and 475 transitions. [2018-09-26 22:04:08,513 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 475 transitions. [2018-09-26 22:04:08,513 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-09-26 22:04:08,513 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:04:08,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:04:08,522 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:04:08,791 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:04:08,791 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 480 states to 146 states and 480 transitions. [2018-09-26 22:04:08,792 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 480 transitions. [2018-09-26 22:04:08,792 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-09-26 22:04:08,792 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:04:08,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:04:08,800 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:04:09,076 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:04:09,077 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 490 states to 148 states and 490 transitions. [2018-09-26 22:04:09,077 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 490 transitions. [2018-09-26 22:04:09,078 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-09-26 22:04:09,078 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:04:09,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:04:09,089 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:04:09,204 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:04:09,205 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 493 states to 149 states and 493 transitions. [2018-09-26 22:04:09,205 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 493 transitions. [2018-09-26 22:04:09,206 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-09-26 22:04:09,206 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:04:09,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:04:09,214 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:04:09,506 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:04:09,507 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 496 states to 150 states and 496 transitions. [2018-09-26 22:04:09,507 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 496 transitions. [2018-09-26 22:04:09,508 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-09-26 22:04:09,509 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:04:09,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:04:09,524 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:04:09,747 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:04:09,747 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 499 states to 151 states and 499 transitions. [2018-09-26 22:04:09,748 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 499 transitions. [2018-09-26 22:04:09,748 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-09-26 22:04:09,748 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:04:09,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:04:09,756 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:04:09,967 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:04:09,968 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 502 states to 152 states and 502 transitions. [2018-09-26 22:04:09,968 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 502 transitions. [2018-09-26 22:04:09,969 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-09-26 22:04:09,969 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:04:09,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:04:10,177 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:04:10,777 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:04:10,778 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 510 states to 154 states and 510 transitions. [2018-09-26 22:04:10,778 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 510 transitions. [2018-09-26 22:04:10,779 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-09-26 22:04:10,779 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:04:10,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:04:11,031 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:04:12,237 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:04:12,238 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 533 states to 158 states and 533 transitions. [2018-09-26 22:04:12,239 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 533 transitions. [2018-09-26 22:04:12,239 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-09-26 22:04:12,239 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:04:12,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:04:12,259 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:04:12,423 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:04:12,425 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 556 states to 164 states and 556 transitions. [2018-09-26 22:04:12,425 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 556 transitions. [2018-09-26 22:04:12,425 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-09-26 22:04:12,426 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:04:12,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:04:12,636 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:04:13,020 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:04:13,021 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 584 states to 170 states and 584 transitions. [2018-09-26 22:04:13,022 INFO L276 IsEmpty]: Start isEmpty. Operand 170 states and 584 transitions. [2018-09-26 22:04:13,022 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-09-26 22:04:13,022 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:04:13,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:04:13,033 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:04:13,167 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:04:13,168 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 586 states to 171 states and 586 transitions. [2018-09-26 22:04:13,168 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states and 586 transitions. [2018-09-26 22:04:13,169 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-09-26 22:04:13,169 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:04:13,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:04:13,180 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:04:13,252 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:04:13,253 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 590 states to 172 states and 590 transitions. [2018-09-26 22:04:13,253 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 590 transitions. [2018-09-26 22:04:13,254 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-09-26 22:04:13,255 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:04:13,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:04:13,427 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:04:13,939 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:04:13,940 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 596 states to 173 states and 596 transitions. [2018-09-26 22:04:13,940 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states and 596 transitions. [2018-09-26 22:04:13,941 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-09-26 22:04:13,941 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:04:13,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:04:13,949 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:04:14,336 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:04:14,337 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 603 states to 175 states and 603 transitions. [2018-09-26 22:04:14,338 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 603 transitions. [2018-09-26 22:04:14,338 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-09-26 22:04:14,338 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:04:14,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:04:14,798 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:04:16,258 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:04:16,259 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 631 states to 181 states and 631 transitions. [2018-09-26 22:04:16,259 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 631 transitions. [2018-09-26 22:04:16,260 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-09-26 22:04:16,260 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:04:16,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:04:16,372 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:04:16,826 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:04:16,827 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 634 states to 182 states and 634 transitions. [2018-09-26 22:04:16,827 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states and 634 transitions. [2018-09-26 22:04:16,828 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-09-26 22:04:16,828 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:04:16,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:04:17,227 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:04:17,739 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:04:17,740 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 640 states to 183 states and 640 transitions. [2018-09-26 22:04:17,740 INFO L276 IsEmpty]: Start isEmpty. Operand 183 states and 640 transitions. [2018-09-26 22:04:17,740 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-09-26 22:04:17,741 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:04:17,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:04:17,749 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:04:17,887 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:04:17,888 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 643 states to 184 states and 643 transitions. [2018-09-26 22:04:17,888 INFO L276 IsEmpty]: Start isEmpty. Operand 184 states and 643 transitions. [2018-09-26 22:04:17,889 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-09-26 22:04:17,889 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:04:17,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:04:18,009 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:04:18,481 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:04:18,482 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 647 states to 185 states and 647 transitions. [2018-09-26 22:04:18,482 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states and 647 transitions. [2018-09-26 22:04:18,483 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-09-26 22:04:18,483 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:04:18,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:04:18,531 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:04:18,572 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:04:18,573 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 651 states to 186 states and 651 transitions. [2018-09-26 22:04:18,573 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 651 transitions. [2018-09-26 22:04:18,574 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-09-26 22:04:18,574 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:04:18,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:04:18,824 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:04:19,478 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:04:19,479 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 659 states to 187 states and 659 transitions. [2018-09-26 22:04:19,479 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 659 transitions. [2018-09-26 22:04:19,479 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-09-26 22:04:19,479 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:04:19,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:04:19,590 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:04:20,086 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:04:20,087 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 672 states to 188 states and 672 transitions. [2018-09-26 22:04:20,087 INFO L276 IsEmpty]: Start isEmpty. Operand 188 states and 672 transitions. [2018-09-26 22:04:20,087 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-09-26 22:04:20,087 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:04:20,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:04:20,094 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:04:20,123 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:04:20,124 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 679 states to 189 states and 679 transitions. [2018-09-26 22:04:20,124 INFO L276 IsEmpty]: Start isEmpty. Operand 189 states and 679 transitions. [2018-09-26 22:04:20,124 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-09-26 22:04:20,124 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:04:20,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:04:20,248 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:04:20,711 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:04:20,712 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 687 states to 190 states and 687 transitions. [2018-09-26 22:04:20,712 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states and 687 transitions. [2018-09-26 22:04:20,713 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-09-26 22:04:20,713 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:04:20,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:04:20,719 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:04:20,760 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:04:20,760 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 697 states to 192 states and 697 transitions. [2018-09-26 22:04:20,761 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 697 transitions. [2018-09-26 22:04:20,761 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-09-26 22:04:20,761 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:04:20,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:04:20,928 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:04:21,150 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:04:21,151 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 702 states to 193 states and 702 transitions. [2018-09-26 22:04:21,151 INFO L276 IsEmpty]: Start isEmpty. Operand 193 states and 702 transitions. [2018-09-26 22:04:21,152 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-09-26 22:04:21,152 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:04:21,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:04:21,158 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:04:21,667 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:04:21,668 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 707 states to 194 states and 707 transitions. [2018-09-26 22:04:21,668 INFO L276 IsEmpty]: Start isEmpty. Operand 194 states and 707 transitions. [2018-09-26 22:04:21,668 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-09-26 22:04:21,668 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:04:21,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:04:21,675 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:04:22,107 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:04:22,108 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 716 states to 195 states and 716 transitions. [2018-09-26 22:04:22,108 INFO L276 IsEmpty]: Start isEmpty. Operand 195 states and 716 transitions. [2018-09-26 22:04:22,109 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-09-26 22:04:22,109 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:04:22,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:04:22,115 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:04:22,149 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:04:22,150 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 720 states to 196 states and 720 transitions. [2018-09-26 22:04:22,150 INFO L276 IsEmpty]: Start isEmpty. Operand 196 states and 720 transitions. [2018-09-26 22:04:22,151 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-09-26 22:04:22,151 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:04:22,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:04:22,158 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:04:22,203 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:04:22,204 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 724 states to 197 states and 724 transitions. [2018-09-26 22:04:22,204 INFO L276 IsEmpty]: Start isEmpty. Operand 197 states and 724 transitions. [2018-09-26 22:04:22,204 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-09-26 22:04:22,204 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:04:22,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:04:22,961 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:04:25,939 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:04:25,939 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 751 states to 203 states and 751 transitions. [2018-09-26 22:04:25,940 INFO L276 IsEmpty]: Start isEmpty. Operand 203 states and 751 transitions. [2018-09-26 22:04:25,940 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-09-26 22:04:25,940 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:04:25,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:04:26,072 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:04:26,715 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:04:26,716 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 757 states to 204 states and 757 transitions. [2018-09-26 22:04:26,716 INFO L276 IsEmpty]: Start isEmpty. Operand 204 states and 757 transitions. [2018-09-26 22:04:26,716 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-09-26 22:04:26,716 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:04:26,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:04:26,722 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:04:26,752 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:04:26,752 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 759 states to 205 states and 759 transitions. [2018-09-26 22:04:26,753 INFO L276 IsEmpty]: Start isEmpty. Operand 205 states and 759 transitions. [2018-09-26 22:04:26,753 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-09-26 22:04:26,753 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:04:26,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:04:26,909 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:04:27,459 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:04:27,460 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 762 states to 206 states and 762 transitions. [2018-09-26 22:04:27,461 INFO L276 IsEmpty]: Start isEmpty. Operand 206 states and 762 transitions. [2018-09-26 22:04:27,461 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-09-26 22:04:27,461 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:04:27,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:04:27,468 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:04:28,219 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:04:28,220 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 774 states to 207 states and 774 transitions. [2018-09-26 22:04:28,220 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states and 774 transitions. [2018-09-26 22:04:28,220 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-09-26 22:04:28,220 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:04:28,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:04:28,227 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:04:28,263 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:04:28,263 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 780 states to 208 states and 780 transitions. [2018-09-26 22:04:28,263 INFO L276 IsEmpty]: Start isEmpty. Operand 208 states and 780 transitions. [2018-09-26 22:04:28,264 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-09-26 22:04:28,264 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:04:28,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:04:28,269 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:04:28,770 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:04:28,771 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 787 states to 209 states and 787 transitions. [2018-09-26 22:04:28,771 INFO L276 IsEmpty]: Start isEmpty. Operand 209 states and 787 transitions. [2018-09-26 22:04:28,772 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-09-26 22:04:28,772 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:04:28,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:04:29,115 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:04:30,015 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:04:30,016 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 796 states to 210 states and 796 transitions. [2018-09-26 22:04:30,016 INFO L276 IsEmpty]: Start isEmpty. Operand 210 states and 796 transitions. [2018-09-26 22:04:30,016 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-09-26 22:04:30,016 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:04:30,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:04:30,022 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:04:30,096 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:04:30,097 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 800 states to 211 states and 800 transitions. [2018-09-26 22:04:30,097 INFO L276 IsEmpty]: Start isEmpty. Operand 211 states and 800 transitions. [2018-09-26 22:04:30,097 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-09-26 22:04:30,097 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:04:30,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:04:30,246 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:04:30,887 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:04:30,888 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 804 states to 212 states and 804 transitions. [2018-09-26 22:04:30,888 INFO L276 IsEmpty]: Start isEmpty. Operand 212 states and 804 transitions. [2018-09-26 22:04:30,888 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-09-26 22:04:30,888 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:04:30,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:04:31,047 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:04:31,715 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:04:31,716 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 813 states to 213 states and 813 transitions. [2018-09-26 22:04:31,716 INFO L276 IsEmpty]: Start isEmpty. Operand 213 states and 813 transitions. [2018-09-26 22:04:31,717 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-09-26 22:04:31,717 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:04:31,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:04:31,722 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:04:31,752 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:04:31,753 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 816 states to 214 states and 816 transitions. [2018-09-26 22:04:31,753 INFO L276 IsEmpty]: Start isEmpty. Operand 214 states and 816 transitions. [2018-09-26 22:04:31,753 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-09-26 22:04:31,753 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:04:31,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:04:31,920 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:04:32,511 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:04:32,511 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 821 states to 215 states and 821 transitions. [2018-09-26 22:04:32,511 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states and 821 transitions. [2018-09-26 22:04:32,512 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-09-26 22:04:32,512 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:04:32,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:04:32,518 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:04:33,340 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:04:33,341 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 830 states to 217 states and 830 transitions. [2018-09-26 22:04:33,341 INFO L276 IsEmpty]: Start isEmpty. Operand 217 states and 830 transitions. [2018-09-26 22:04:33,341 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-09-26 22:04:33,341 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:04:33,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:04:33,348 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:04:33,935 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:04:33,936 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 835 states to 218 states and 835 transitions. [2018-09-26 22:04:33,936 INFO L276 IsEmpty]: Start isEmpty. Operand 218 states and 835 transitions. [2018-09-26 22:04:33,936 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-09-26 22:04:33,936 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:04:33,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:04:33,942 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:04:35,088 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:04:35,088 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 842 states to 219 states and 842 transitions. [2018-09-26 22:04:35,088 INFO L276 IsEmpty]: Start isEmpty. Operand 219 states and 842 transitions. [2018-09-26 22:04:35,089 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-09-26 22:04:35,089 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:04:35,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:04:35,093 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:04:35,149 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:04:35,149 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 847 states to 220 states and 847 transitions. [2018-09-26 22:04:35,150 INFO L276 IsEmpty]: Start isEmpty. Operand 220 states and 847 transitions. [2018-09-26 22:04:35,150 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-09-26 22:04:35,150 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:04:35,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:04:35,156 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:04:35,477 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:04:35,478 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 852 states to 221 states and 852 transitions. [2018-09-26 22:04:35,478 INFO L276 IsEmpty]: Start isEmpty. Operand 221 states and 852 transitions. [2018-09-26 22:04:35,478 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-09-26 22:04:35,479 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:04:35,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:04:35,783 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:04:37,454 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:04:37,455 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 867 states to 223 states and 867 transitions. [2018-09-26 22:04:37,455 INFO L276 IsEmpty]: Start isEmpty. Operand 223 states and 867 transitions. [2018-09-26 22:04:37,455 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-09-26 22:04:37,455 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:04:37,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:04:37,463 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:04:37,491 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:04:37,492 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 875 states to 224 states and 875 transitions. [2018-09-26 22:04:37,492 INFO L276 IsEmpty]: Start isEmpty. Operand 224 states and 875 transitions. [2018-09-26 22:04:37,492 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-09-26 22:04:37,492 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:04:37,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:04:37,498 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:04:37,583 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:04:37,583 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 889 states to 229 states and 889 transitions. [2018-09-26 22:04:37,584 INFO L276 IsEmpty]: Start isEmpty. Operand 229 states and 889 transitions. [2018-09-26 22:04:37,584 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-09-26 22:04:37,584 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:04:37,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:04:37,590 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:04:38,224 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:04:38,224 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 890 states to 230 states and 890 transitions. [2018-09-26 22:04:38,224 INFO L276 IsEmpty]: Start isEmpty. Operand 230 states and 890 transitions. [2018-09-26 22:04:38,225 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-09-26 22:04:38,225 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:04:38,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:04:38,244 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:04:38,254 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:04:38,255 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 892 states to 231 states and 892 transitions. [2018-09-26 22:04:38,255 INFO L276 IsEmpty]: Start isEmpty. Operand 231 states and 892 transitions. [2018-09-26 22:04:38,256 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-09-26 22:04:38,256 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:04:38,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:04:38,261 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:04:38,294 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:04:38,295 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 895 states to 232 states and 895 transitions. [2018-09-26 22:04:38,296 INFO L276 IsEmpty]: Start isEmpty. Operand 232 states and 895 transitions. [2018-09-26 22:04:38,296 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-09-26 22:04:38,297 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:04:38,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:04:38,302 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:04:38,407 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:04:38,408 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 899 states to 233 states and 899 transitions. [2018-09-26 22:04:38,408 INFO L276 IsEmpty]: Start isEmpty. Operand 233 states and 899 transitions. [2018-09-26 22:04:38,409 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-09-26 22:04:38,409 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:04:38,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:04:39,573 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:04:43,474 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:04:43,475 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 943 states to 239 states and 943 transitions. [2018-09-26 22:04:43,475 INFO L276 IsEmpty]: Start isEmpty. Operand 239 states and 943 transitions. [2018-09-26 22:04:43,475 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-09-26 22:04:43,475 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:04:43,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:04:43,482 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:04:43,530 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:04:43,531 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 953 states to 240 states and 953 transitions. [2018-09-26 22:04:43,531 INFO L276 IsEmpty]: Start isEmpty. Operand 240 states and 953 transitions. [2018-09-26 22:04:43,532 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-09-26 22:04:43,532 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:04:43,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:04:43,538 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:04:43,747 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:04:43,747 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 956 states to 241 states and 956 transitions. [2018-09-26 22:04:43,748 INFO L276 IsEmpty]: Start isEmpty. Operand 241 states and 956 transitions. [2018-09-26 22:04:43,748 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-09-26 22:04:43,748 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:04:43,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:04:43,754 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:04:45,034 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:04:45,035 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 963 states to 242 states and 963 transitions. [2018-09-26 22:04:45,035 INFO L276 IsEmpty]: Start isEmpty. Operand 242 states and 963 transitions. [2018-09-26 22:04:45,035 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-09-26 22:04:45,035 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:04:45,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:04:45,112 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:04:45,128 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:04:45,129 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 965 states to 243 states and 965 transitions. [2018-09-26 22:04:45,129 INFO L276 IsEmpty]: Start isEmpty. Operand 243 states and 965 transitions. [2018-09-26 22:04:45,130 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-09-26 22:04:45,130 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:04:45,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:04:45,138 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:04:45,667 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:04:45,668 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 968 states to 244 states and 968 transitions. [2018-09-26 22:04:45,668 INFO L276 IsEmpty]: Start isEmpty. Operand 244 states and 968 transitions. [2018-09-26 22:04:45,668 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-09-26 22:04:45,668 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:04:45,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:04:45,674 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:04:46,327 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:04:46,327 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 975 states to 245 states and 975 transitions. [2018-09-26 22:04:46,327 INFO L276 IsEmpty]: Start isEmpty. Operand 245 states and 975 transitions. [2018-09-26 22:04:46,328 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-09-26 22:04:46,328 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:04:46,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:04:46,333 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:04:46,356 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:04:46,357 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 982 states to 246 states and 982 transitions. [2018-09-26 22:04:46,357 INFO L276 IsEmpty]: Start isEmpty. Operand 246 states and 982 transitions. [2018-09-26 22:04:46,357 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-09-26 22:04:46,358 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:04:46,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:04:47,561 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:04:53,140 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:04:53,141 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1051 states to 254 states and 1051 transitions. [2018-09-26 22:04:53,141 INFO L276 IsEmpty]: Start isEmpty. Operand 254 states and 1051 transitions. [2018-09-26 22:04:53,142 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-09-26 22:04:53,142 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:04:53,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:04:53,147 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:04:56,001 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:04:56,002 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1074 states to 258 states and 1074 transitions. [2018-09-26 22:04:56,002 INFO L276 IsEmpty]: Start isEmpty. Operand 258 states and 1074 transitions. [2018-09-26 22:04:56,003 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-09-26 22:04:56,003 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:04:56,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:04:56,009 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:04:56,221 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:04:56,222 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1076 states to 259 states and 1076 transitions. [2018-09-26 22:04:56,222 INFO L276 IsEmpty]: Start isEmpty. Operand 259 states and 1076 transitions. [2018-09-26 22:04:56,223 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-09-26 22:04:56,223 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:04:56,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:04:56,313 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:04:59,380 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:04:59,381 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1129 states to 267 states and 1129 transitions. [2018-09-26 22:04:59,381 INFO L276 IsEmpty]: Start isEmpty. Operand 267 states and 1129 transitions. [2018-09-26 22:04:59,382 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-09-26 22:04:59,382 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:04:59,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:05:00,196 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:05:03,205 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:05:03,206 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1142 states to 270 states and 1142 transitions. [2018-09-26 22:05:03,206 INFO L276 IsEmpty]: Start isEmpty. Operand 270 states and 1142 transitions. [2018-09-26 22:05:03,206 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-09-26 22:05:03,206 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:05:03,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:05:03,213 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-09-26 22:05:06,085 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:05:06,086 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1153 states to 273 states and 1153 transitions. [2018-09-26 22:05:06,086 INFO L276 IsEmpty]: Start isEmpty. Operand 273 states and 1153 transitions. [2018-09-26 22:05:06,087 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-09-26 22:05:06,087 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:05:06,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:05:06,179 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:05:06,876 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:05:06,876 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1168 states to 275 states and 1168 transitions. [2018-09-26 22:05:06,877 INFO L276 IsEmpty]: Start isEmpty. Operand 275 states and 1168 transitions. [2018-09-26 22:05:06,877 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-09-26 22:05:06,877 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:05:06,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:05:06,883 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:05:07,615 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:05:07,616 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1173 states to 276 states and 1173 transitions. [2018-09-26 22:05:07,617 INFO L276 IsEmpty]: Start isEmpty. Operand 276 states and 1173 transitions. [2018-09-26 22:05:07,617 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-09-26 22:05:07,617 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:05:07,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:05:07,623 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:05:08,342 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:05:08,343 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1178 states to 277 states and 1178 transitions. [2018-09-26 22:05:08,343 INFO L276 IsEmpty]: Start isEmpty. Operand 277 states and 1178 transitions. [2018-09-26 22:05:08,344 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-09-26 22:05:08,344 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:05:08,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:05:08,352 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:05:11,164 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:05:11,166 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1205 states to 281 states and 1205 transitions. [2018-09-26 22:05:11,166 INFO L276 IsEmpty]: Start isEmpty. Operand 281 states and 1205 transitions. [2018-09-26 22:05:11,167 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-09-26 22:05:11,167 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:05:11,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:05:11,172 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:05:14,558 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:05:14,559 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1229 states to 286 states and 1229 transitions. [2018-09-26 22:05:14,559 INFO L276 IsEmpty]: Start isEmpty. Operand 286 states and 1229 transitions. [2018-09-26 22:05:14,560 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-09-26 22:05:14,560 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:05:14,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:05:14,566 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:05:16,596 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:05:16,597 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1244 states to 288 states and 1244 transitions. [2018-09-26 22:05:16,597 INFO L276 IsEmpty]: Start isEmpty. Operand 288 states and 1244 transitions. [2018-09-26 22:05:16,598 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-09-26 22:05:16,598 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:05:16,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:05:16,601 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:05:18,998 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:05:18,999 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1261 states to 291 states and 1261 transitions. [2018-09-26 22:05:18,999 INFO L276 IsEmpty]: Start isEmpty. Operand 291 states and 1261 transitions. [2018-09-26 22:05:19,000 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-09-26 22:05:19,000 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:05:19,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:05:19,005 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:05:19,777 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:05:19,778 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1266 states to 292 states and 1266 transitions. [2018-09-26 22:05:19,778 INFO L276 IsEmpty]: Start isEmpty. Operand 292 states and 1266 transitions. [2018-09-26 22:05:19,779 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-09-26 22:05:19,779 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:05:19,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:05:20,060 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:05:22,090 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:05:22,091 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1279 states to 294 states and 1279 transitions. [2018-09-26 22:05:22,091 INFO L276 IsEmpty]: Start isEmpty. Operand 294 states and 1279 transitions. [2018-09-26 22:05:22,092 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-09-26 22:05:22,092 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:05:22,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:05:22,097 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-09-26 22:05:24,108 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:05:24,108 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1291 states to 296 states and 1291 transitions. [2018-09-26 22:05:24,109 INFO L276 IsEmpty]: Start isEmpty. Operand 296 states and 1291 transitions. [2018-09-26 22:05:24,109 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-09-26 22:05:24,109 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:05:24,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:05:24,205 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:05:26,692 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:05:26,693 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1315 states to 299 states and 1315 transitions. [2018-09-26 22:05:26,693 INFO L276 IsEmpty]: Start isEmpty. Operand 299 states and 1315 transitions. [2018-09-26 22:05:26,693 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-09-26 22:05:26,694 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:05:26,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:05:26,699 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:05:26,942 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:05:26,942 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1320 states to 300 states and 1320 transitions. [2018-09-26 22:05:26,943 INFO L276 IsEmpty]: Start isEmpty. Operand 300 states and 1320 transitions. [2018-09-26 22:05:26,943 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-26 22:05:26,943 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:05:26,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:05:26,948 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:05:27,363 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:05:27,364 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1327 states to 301 states and 1327 transitions. [2018-09-26 22:05:27,364 INFO L276 IsEmpty]: Start isEmpty. Operand 301 states and 1327 transitions. [2018-09-26 22:05:27,365 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-26 22:05:27,365 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:05:27,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:05:27,371 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:05:28,708 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:05:28,709 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1329 states to 302 states and 1329 transitions. [2018-09-26 22:05:28,709 INFO L276 IsEmpty]: Start isEmpty. Operand 302 states and 1329 transitions. [2018-09-26 22:05:28,710 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-26 22:05:28,710 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:05:28,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:05:28,730 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:05:28,743 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:05:28,744 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1331 states to 303 states and 1331 transitions. [2018-09-26 22:05:28,744 INFO L276 IsEmpty]: Start isEmpty. Operand 303 states and 1331 transitions. [2018-09-26 22:05:28,744 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-26 22:05:28,745 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:05:28,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:05:28,751 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:05:29,328 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:05:29,329 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1336 states to 304 states and 1336 transitions. [2018-09-26 22:05:29,329 INFO L276 IsEmpty]: Start isEmpty. Operand 304 states and 1336 transitions. [2018-09-26 22:05:29,329 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-26 22:05:29,329 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:05:29,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:05:29,336 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:05:33,580 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:05:33,581 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1349 states to 305 states and 1349 transitions. [2018-09-26 22:05:33,581 INFO L276 IsEmpty]: Start isEmpty. Operand 305 states and 1349 transitions. [2018-09-26 22:05:33,581 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-26 22:05:33,581 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:05:33,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:05:33,587 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:05:33,771 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:05:33,772 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1361 states to 306 states and 1361 transitions. [2018-09-26 22:05:33,772 INFO L276 IsEmpty]: Start isEmpty. Operand 306 states and 1361 transitions. [2018-09-26 22:05:33,773 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-26 22:05:33,773 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:05:33,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:05:33,779 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:05:34,937 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:05:34,938 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1380 states to 307 states and 1380 transitions. [2018-09-26 22:05:34,938 INFO L276 IsEmpty]: Start isEmpty. Operand 307 states and 1380 transitions. [2018-09-26 22:05:34,938 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-26 22:05:34,938 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:05:34,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:05:34,944 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:05:36,196 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:05:36,197 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1399 states to 308 states and 1399 transitions. [2018-09-26 22:05:36,197 INFO L276 IsEmpty]: Start isEmpty. Operand 308 states and 1399 transitions. [2018-09-26 22:05:36,198 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-26 22:05:36,198 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:05:36,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:05:36,204 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:05:41,561 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:05:41,562 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1481 states to 316 states and 1481 transitions. [2018-09-26 22:05:41,562 INFO L276 IsEmpty]: Start isEmpty. Operand 316 states and 1481 transitions. [2018-09-26 22:05:41,562 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-26 22:05:41,562 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:05:41,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:05:41,568 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:05:42,562 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:05:42,564 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1493 states to 317 states and 1493 transitions. [2018-09-26 22:05:42,564 INFO L276 IsEmpty]: Start isEmpty. Operand 317 states and 1493 transitions. [2018-09-26 22:05:42,564 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-26 22:05:42,564 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:05:42,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:05:42,568 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:05:45,747 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:05:45,748 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1517 states to 321 states and 1517 transitions. [2018-09-26 22:05:45,748 INFO L276 IsEmpty]: Start isEmpty. Operand 321 states and 1517 transitions. [2018-09-26 22:05:45,749 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-26 22:05:45,749 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:05:45,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:05:45,754 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:05:47,036 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:05:47,037 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1524 states to 322 states and 1524 transitions. [2018-09-26 22:05:47,037 INFO L276 IsEmpty]: Start isEmpty. Operand 322 states and 1524 transitions. [2018-09-26 22:05:47,038 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-26 22:05:47,038 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:05:47,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:05:47,043 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:05:47,942 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:05:47,943 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1533 states to 323 states and 1533 transitions. [2018-09-26 22:05:47,943 INFO L276 IsEmpty]: Start isEmpty. Operand 323 states and 1533 transitions. [2018-09-26 22:05:47,944 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-26 22:05:47,944 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:05:47,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:05:47,950 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:05:49,028 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:05:49,029 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1545 states to 324 states and 1545 transitions. [2018-09-26 22:05:49,029 INFO L276 IsEmpty]: Start isEmpty. Operand 324 states and 1545 transitions. [2018-09-26 22:05:49,030 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-26 22:05:49,030 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:05:49,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:05:49,040 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:05:49,986 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:05:49,987 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1553 states to 325 states and 1553 transitions. [2018-09-26 22:05:49,987 INFO L276 IsEmpty]: Start isEmpty. Operand 325 states and 1553 transitions. [2018-09-26 22:05:49,988 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-26 22:05:49,988 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:05:49,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:05:49,993 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:05:54,307 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:05:54,308 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1595 states to 331 states and 1595 transitions. [2018-09-26 22:05:54,308 INFO L276 IsEmpty]: Start isEmpty. Operand 331 states and 1595 transitions. [2018-09-26 22:05:54,309 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-26 22:05:54,309 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:05:54,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:05:54,483 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:06:01,395 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:06:01,397 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1659 states to 339 states and 1659 transitions. [2018-09-26 22:06:01,397 INFO L276 IsEmpty]: Start isEmpty. Operand 339 states and 1659 transitions. [2018-09-26 22:06:01,397 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-26 22:06:01,398 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:06:01,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:06:01,403 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-09-26 22:06:04,560 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:06:04,561 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1683 states to 342 states and 1683 transitions. [2018-09-26 22:06:04,561 INFO L276 IsEmpty]: Start isEmpty. Operand 342 states and 1683 transitions. [2018-09-26 22:06:04,562 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-26 22:06:04,562 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:06:04,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:06:04,837 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:06:05,776 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:06:05,777 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1700 states to 344 states and 1700 transitions. [2018-09-26 22:06:05,777 INFO L276 IsEmpty]: Start isEmpty. Operand 344 states and 1700 transitions. [2018-09-26 22:06:05,778 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-26 22:06:05,778 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:06:05,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:06:05,783 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-09-26 22:06:07,040 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:06:07,041 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1705 states to 345 states and 1705 transitions. [2018-09-26 22:06:07,042 INFO L276 IsEmpty]: Start isEmpty. Operand 345 states and 1705 transitions. [2018-09-26 22:06:07,042 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-26 22:06:07,042 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:06:07,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:06:07,047 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-09-26 22:06:08,074 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:06:08,075 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1713 states to 346 states and 1713 transitions. [2018-09-26 22:06:08,075 INFO L276 IsEmpty]: Start isEmpty. Operand 346 states and 1713 transitions. [2018-09-26 22:06:08,075 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-26 22:06:08,075 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:06:08,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:06:08,184 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:06:09,226 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:06:09,227 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1715 states to 347 states and 1715 transitions. [2018-09-26 22:06:09,227 INFO L276 IsEmpty]: Start isEmpty. Operand 347 states and 1715 transitions. [2018-09-26 22:06:09,227 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-26 22:06:09,227 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:06:09,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:06:09,232 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-09-26 22:06:10,432 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:06:10,433 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1718 states to 348 states and 1718 transitions. [2018-09-26 22:06:10,433 INFO L276 IsEmpty]: Start isEmpty. Operand 348 states and 1718 transitions. [2018-09-26 22:06:10,434 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-26 22:06:10,434 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:06:10,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:06:10,521 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:06:11,927 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:06:11,928 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1734 states to 349 states and 1734 transitions. [2018-09-26 22:06:11,928 INFO L276 IsEmpty]: Start isEmpty. Operand 349 states and 1734 transitions. [2018-09-26 22:06:11,929 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-26 22:06:11,929 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:06:11,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:06:11,934 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:06:17,727 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:06:17,728 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1753 states to 354 states and 1753 transitions. [2018-09-26 22:06:17,728 INFO L276 IsEmpty]: Start isEmpty. Operand 354 states and 1753 transitions. [2018-09-26 22:06:17,728 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-26 22:06:17,728 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:06:17,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:06:17,733 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-09-26 22:06:18,943 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:06:18,944 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1764 states to 355 states and 1764 transitions. [2018-09-26 22:06:18,944 INFO L276 IsEmpty]: Start isEmpty. Operand 355 states and 1764 transitions. [2018-09-26 22:06:18,944 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-26 22:06:18,944 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:06:18,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:06:18,949 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:06:22,690 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:06:22,691 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1783 states to 358 states and 1783 transitions. [2018-09-26 22:06:22,692 INFO L276 IsEmpty]: Start isEmpty. Operand 358 states and 1783 transitions. [2018-09-26 22:06:22,692 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-26 22:06:22,692 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:06:22,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:06:22,696 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:06:24,956 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:06:24,957 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1798 states to 360 states and 1798 transitions. [2018-09-26 22:06:24,957 INFO L276 IsEmpty]: Start isEmpty. Operand 360 states and 1798 transitions. [2018-09-26 22:06:24,957 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-26 22:06:24,957 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:06:24,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:06:24,961 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-09-26 22:06:26,143 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:06:26,144 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1808 states to 361 states and 1808 transitions. [2018-09-26 22:06:26,144 INFO L276 IsEmpty]: Start isEmpty. Operand 361 states and 1808 transitions. [2018-09-26 22:06:26,145 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-26 22:06:26,145 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:06:26,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:06:26,262 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:06:27,666 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:06:27,668 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1814 states to 362 states and 1814 transitions. [2018-09-26 22:06:27,668 INFO L276 IsEmpty]: Start isEmpty. Operand 362 states and 1814 transitions. [2018-09-26 22:06:27,668 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-26 22:06:27,668 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:06:27,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:06:27,673 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:06:32,960 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:06:32,961 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1838 states to 366 states and 1838 transitions. [2018-09-26 22:06:32,961 INFO L276 IsEmpty]: Start isEmpty. Operand 366 states and 1838 transitions. [2018-09-26 22:06:32,961 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-26 22:06:32,961 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:06:32,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:06:32,966 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:06:34,158 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:06:34,160 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1845 states to 367 states and 1845 transitions. [2018-09-26 22:06:34,160 INFO L276 IsEmpty]: Start isEmpty. Operand 367 states and 1845 transitions. [2018-09-26 22:06:34,161 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-26 22:06:34,161 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:06:34,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:06:34,165 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:06:35,355 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:06:35,356 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1857 states to 369 states and 1857 transitions. [2018-09-26 22:06:35,356 INFO L276 IsEmpty]: Start isEmpty. Operand 369 states and 1857 transitions. [2018-09-26 22:06:35,356 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-26 22:06:35,357 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:06:35,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:06:35,360 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:06:38,093 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:06:38,094 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1893 states to 372 states and 1893 transitions. [2018-09-26 22:06:38,094 INFO L276 IsEmpty]: Start isEmpty. Operand 372 states and 1893 transitions. [2018-09-26 22:06:38,095 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-09-26 22:06:38,095 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:06:38,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:06:38,099 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:06:38,239 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:06:38,240 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1902 states to 373 states and 1902 transitions. [2018-09-26 22:06:38,240 INFO L276 IsEmpty]: Start isEmpty. Operand 373 states and 1902 transitions. [2018-09-26 22:06:38,241 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-09-26 22:06:38,241 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:06:38,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:06:38,245 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:06:38,287 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:06:38,288 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1903 states to 374 states and 1903 transitions. [2018-09-26 22:06:38,288 INFO L276 IsEmpty]: Start isEmpty. Operand 374 states and 1903 transitions. [2018-09-26 22:06:38,288 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-09-26 22:06:38,289 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:06:38,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:06:38,310 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:06:38,325 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:06:38,326 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1906 states to 375 states and 1906 transitions. [2018-09-26 22:06:38,326 INFO L276 IsEmpty]: Start isEmpty. Operand 375 states and 1906 transitions. [2018-09-26 22:06:38,327 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-09-26 22:06:38,327 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:06:38,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:06:38,333 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:06:38,416 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:06:38,418 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1913 states to 376 states and 1913 transitions. [2018-09-26 22:06:38,418 INFO L276 IsEmpty]: Start isEmpty. Operand 376 states and 1913 transitions. [2018-09-26 22:06:38,419 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-09-26 22:06:38,419 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:06:38,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:06:40,260 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:06:50,855 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:06:50,856 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1967 states to 384 states and 1967 transitions. [2018-09-26 22:06:50,856 INFO L276 IsEmpty]: Start isEmpty. Operand 384 states and 1967 transitions. [2018-09-26 22:06:50,856 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-09-26 22:06:50,857 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:06:50,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:06:51,278 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:06:55,790 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:06:55,791 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1981 states to 387 states and 1981 transitions. [2018-09-26 22:06:55,791 INFO L276 IsEmpty]: Start isEmpty. Operand 387 states and 1981 transitions. [2018-09-26 22:06:55,791 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-09-26 22:06:55,791 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:06:55,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:06:57,617 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:07:06,250 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:07:06,251 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2020 states to 393 states and 2020 transitions. [2018-09-26 22:07:06,252 INFO L276 IsEmpty]: Start isEmpty. Operand 393 states and 2020 transitions. [2018-09-26 22:07:06,252 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-09-26 22:07:06,252 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:07:06,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:07:07,251 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:07:09,311 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:07:09,312 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2022 states to 394 states and 2022 transitions. [2018-09-26 22:07:09,312 INFO L276 IsEmpty]: Start isEmpty. Operand 394 states and 2022 transitions. [2018-09-26 22:07:09,313 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-09-26 22:07:09,313 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:07:09,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:07:09,319 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:07:10,679 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:07:10,680 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2042 states to 397 states and 2042 transitions. [2018-09-26 22:07:10,680 INFO L276 IsEmpty]: Start isEmpty. Operand 397 states and 2042 transitions. [2018-09-26 22:07:10,681 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-09-26 22:07:10,681 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:07:10,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:07:12,007 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:07:15,741 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:07:15,742 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2055 states to 399 states and 2055 transitions. [2018-09-26 22:07:15,742 INFO L276 IsEmpty]: Start isEmpty. Operand 399 states and 2055 transitions. [2018-09-26 22:07:15,742 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-09-26 22:07:15,742 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:07:15,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:07:16,288 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:07:17,597 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:07:17,598 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2064 states to 400 states and 2064 transitions. [2018-09-26 22:07:17,598 INFO L276 IsEmpty]: Start isEmpty. Operand 400 states and 2064 transitions. [2018-09-26 22:07:17,599 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-09-26 22:07:17,599 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:07:17,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:07:17,604 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:07:20,258 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:07:20,259 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2080 states to 402 states and 2080 transitions. [2018-09-26 22:07:20,259 INFO L276 IsEmpty]: Start isEmpty. Operand 402 states and 2080 transitions. [2018-09-26 22:07:20,260 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-09-26 22:07:20,260 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:07:20,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:07:21,299 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:07:21,934 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:07:21,936 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2086 states to 403 states and 2086 transitions. [2018-09-26 22:07:21,936 INFO L276 IsEmpty]: Start isEmpty. Operand 403 states and 2086 transitions. [2018-09-26 22:07:21,936 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-09-26 22:07:21,936 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:07:21,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:07:22,437 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:07:24,369 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:07:24,371 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2098 states to 404 states and 2098 transitions. [2018-09-26 22:07:24,371 INFO L276 IsEmpty]: Start isEmpty. Operand 404 states and 2098 transitions. [2018-09-26 22:07:24,372 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-09-26 22:07:24,372 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:07:24,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:07:24,376 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:07:25,512 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:07:25,514 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2115 states to 405 states and 2115 transitions. [2018-09-26 22:07:25,514 INFO L276 IsEmpty]: Start isEmpty. Operand 405 states and 2115 transitions. [2018-09-26 22:07:25,515 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-09-26 22:07:25,515 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:07:25,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:07:25,522 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:07:26,038 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:07:26,039 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2127 states to 406 states and 2127 transitions. [2018-09-26 22:07:26,039 INFO L276 IsEmpty]: Start isEmpty. Operand 406 states and 2127 transitions. [2018-09-26 22:07:26,040 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-09-26 22:07:26,040 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:07:26,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:07:26,065 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-09-26 22:07:29,135 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:07:29,136 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2146 states to 409 states and 2146 transitions. [2018-09-26 22:07:29,136 INFO L276 IsEmpty]: Start isEmpty. Operand 409 states and 2146 transitions. [2018-09-26 22:07:29,137 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-09-26 22:07:29,137 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:07:29,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:07:29,142 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:07:30,426 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:07:30,427 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2155 states to 410 states and 2155 transitions. [2018-09-26 22:07:30,427 INFO L276 IsEmpty]: Start isEmpty. Operand 410 states and 2155 transitions. [2018-09-26 22:07:30,427 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-09-26 22:07:30,427 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:07:30,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:07:30,432 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:07:31,751 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:07:31,752 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2161 states to 411 states and 2161 transitions. [2018-09-26 22:07:31,752 INFO L276 IsEmpty]: Start isEmpty. Operand 411 states and 2161 transitions. [2018-09-26 22:07:31,753 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-09-26 22:07:31,753 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:07:31,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:07:31,758 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:07:31,785 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:07:31,786 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2162 states to 412 states and 2162 transitions. [2018-09-26 22:07:31,786 INFO L276 IsEmpty]: Start isEmpty. Operand 412 states and 2162 transitions. [2018-09-26 22:07:31,787 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-09-26 22:07:31,787 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:07:31,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:07:32,472 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:07:34,546 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:07:34,547 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2165 states to 413 states and 2165 transitions. [2018-09-26 22:07:34,547 INFO L276 IsEmpty]: Start isEmpty. Operand 413 states and 2165 transitions. [2018-09-26 22:07:34,548 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-09-26 22:07:34,548 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:07:34,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:07:34,552 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:07:39,845 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:07:39,846 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2181 states to 417 states and 2181 transitions. [2018-09-26 22:07:39,846 INFO L276 IsEmpty]: Start isEmpty. Operand 417 states and 2181 transitions. [2018-09-26 22:07:39,847 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-09-26 22:07:39,847 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:07:39,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:07:39,852 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:07:44,927 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:07:44,929 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2219 states to 421 states and 2219 transitions. [2018-09-26 22:07:44,929 INFO L276 IsEmpty]: Start isEmpty. Operand 421 states and 2219 transitions. [2018-09-26 22:07:44,930 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-09-26 22:07:44,930 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:07:44,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:07:44,935 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:07:46,477 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:07:46,478 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2226 states to 422 states and 2226 transitions. [2018-09-26 22:07:46,478 INFO L276 IsEmpty]: Start isEmpty. Operand 422 states and 2226 transitions. [2018-09-26 22:07:46,479 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-09-26 22:07:46,479 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:07:46,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:07:46,483 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:07:46,556 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:07:46,558 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2236 states to 423 states and 2236 transitions. [2018-09-26 22:07:46,558 INFO L276 IsEmpty]: Start isEmpty. Operand 423 states and 2236 transitions. [2018-09-26 22:07:46,559 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-09-26 22:07:46,559 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:07:46,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:07:46,564 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:07:47,792 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:07:47,793 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2240 states to 424 states and 2240 transitions. [2018-09-26 22:07:47,793 INFO L276 IsEmpty]: Start isEmpty. Operand 424 states and 2240 transitions. [2018-09-26 22:07:47,794 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-09-26 22:07:47,794 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:07:47,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:07:47,799 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:07:49,458 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:07:49,459 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2246 states to 425 states and 2246 transitions. [2018-09-26 22:07:49,459 INFO L276 IsEmpty]: Start isEmpty. Operand 425 states and 2246 transitions. [2018-09-26 22:07:49,459 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-09-26 22:07:49,459 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:07:49,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:07:49,463 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:07:50,591 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:07:50,592 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2250 states to 426 states and 2250 transitions. [2018-09-26 22:07:50,592 INFO L276 IsEmpty]: Start isEmpty. Operand 426 states and 2250 transitions. [2018-09-26 22:07:50,593 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-09-26 22:07:50,593 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:07:50,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:07:50,597 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:07:51,791 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:07:51,792 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2262 states to 427 states and 2262 transitions. [2018-09-26 22:07:51,792 INFO L276 IsEmpty]: Start isEmpty. Operand 427 states and 2262 transitions. [2018-09-26 22:07:51,793 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-09-26 22:07:51,793 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:07:51,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:07:51,797 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:07:57,995 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:07:57,996 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2284 states to 432 states and 2284 transitions. [2018-09-26 22:07:57,996 INFO L276 IsEmpty]: Start isEmpty. Operand 432 states and 2284 transitions. [2018-09-26 22:07:57,997 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-09-26 22:07:57,997 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:07:57,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:07:58,002 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:07:58,217 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:07:58,219 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2293 states to 433 states and 2293 transitions. [2018-09-26 22:07:58,219 INFO L276 IsEmpty]: Start isEmpty. Operand 433 states and 2293 transitions. [2018-09-26 22:07:58,220 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-09-26 22:07:58,220 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:07:58,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:07:58,223 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:07:59,767 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:07:59,769 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2302 states to 435 states and 2302 transitions. [2018-09-26 22:07:59,769 INFO L276 IsEmpty]: Start isEmpty. Operand 435 states and 2302 transitions. [2018-09-26 22:07:59,770 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-09-26 22:07:59,770 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:07:59,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:08:00,313 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. Received shutdown request... [2018-09-26 22:08:02,931 INFO L256 ToolchainWalker]: Toolchain cancelled while executing plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck. Reason: Timeout or Toolchain cancelled by user [2018-09-26 22:08:02,934 INFO L168 Benchmark]: Toolchain (without parser) took 248593.34 ms. Allocated memory was 1.5 GB in the beginning and 3.3 GB in the end (delta: 1.7 GB). Free memory was 1.4 GB in the beginning and 1.3 GB in the end (delta: 123.8 MB). Peak memory consumption was 1.9 GB. Max. memory is 7.1 GB. [2018-09-26 22:08:02,936 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.21 ms. Allocated memory is still 1.5 GB. Free memory is still 1.4 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-09-26 22:08:02,936 INFO L168 Benchmark]: Boogie Procedure Inliner took 47.89 ms. Allocated memory is still 1.5 GB. Free memory is still 1.4 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-09-26 22:08:02,937 INFO L168 Benchmark]: Boogie Preprocessor took 61.27 ms. Allocated memory is still 1.5 GB. Free memory is still 1.4 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-09-26 22:08:02,937 INFO L168 Benchmark]: RCFGBuilder took 969.22 ms. Allocated memory is still 1.5 GB. Free memory was 1.4 GB in the beginning and 1.4 GB in the end (delta: 31.7 MB). Peak memory consumption was 31.7 MB. Max. memory is 7.1 GB. [2018-09-26 22:08:02,937 INFO L168 Benchmark]: CodeCheck took 247507.47 ms. Allocated memory was 1.5 GB in the beginning and 3.3 GB in the end (delta: 1.7 GB). Free memory was 1.4 GB in the beginning and 1.3 GB in the end (delta: 92.1 MB). Peak memory consumption was 1.8 GB. Max. memory is 7.1 GB. [2018-09-26 22:08:02,947 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 PredicateComparison was comparing new predicate (quantifier-free) to 1022 known predicates. * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Boogie PL CUP Parser took 0.21 ms. Allocated memory is still 1.5 GB. Free memory is still 1.4 GB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 47.89 ms. Allocated memory is still 1.5 GB. Free memory is still 1.4 GB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Preprocessor took 61.27 ms. Allocated memory is still 1.5 GB. Free memory is still 1.4 GB. There was no memory consumed. Max. memory is 7.1 GB. * RCFGBuilder took 969.22 ms. Allocated memory is still 1.5 GB. Free memory was 1.4 GB in the beginning and 1.4 GB in the end (delta: 31.7 MB). Peak memory consumption was 31.7 MB. Max. memory is 7.1 GB. * CodeCheck took 247507.47 ms. Allocated memory was 1.5 GB in the beginning and 3.3 GB in the end (delta: 1.7 GB). Free memory was 1.4 GB in the beginning and 1.3 GB in the end (delta: 92.1 MB). Peak memory consumption was 1.8 GB. 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/threadpooling_out.bpl_svcomp-Reach-32bit-Kojak_Default.epf_KojakBplInline.xml/Csv-Benchmark-0-2018-09-26_22-08-02-962.csv Completed graceful shutdown