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 0.1.23-1cc990c [2018-09-30 20:57:17,229 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-09-30 20:57:17,232 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-09-30 20:57:17,248 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-09-30 20:57:17,250 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-09-30 20:57:17,251 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-09-30 20:57:17,254 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-09-30 20:57:17,257 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-09-30 20:57:17,259 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-09-30 20:57:17,261 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-09-30 20:57:17,263 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-09-30 20:57:17,263 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-09-30 20:57:17,264 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-09-30 20:57:17,273 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-09-30 20:57:17,274 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-09-30 20:57:17,275 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-09-30 20:57:17,276 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-09-30 20:57:17,279 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-09-30 20:57:17,281 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-09-30 20:57:17,285 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-09-30 20:57:17,286 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-09-30 20:57:17,287 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-09-30 20:57:17,290 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-09-30 20:57:17,290 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-09-30 20:57:17,292 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-09-30 20:57:17,293 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-09-30 20:57:17,293 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-09-30 20:57:17,294 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-09-30 20:57:17,295 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-09-30 20:57:17,298 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-09-30 20:57:17,298 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-09-30 20:57:17,299 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-09-30 20:57:17,299 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-09-30 20:57:17,300 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-09-30 20:57:17,300 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-09-30 20:57:17,301 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-09-30 20:57:17,303 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 [2018-09-30 20:57:17,328 INFO L110 SettingsManager]: Loading preferences was successful [2018-09-30 20:57:17,328 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-09-30 20:57:17,329 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-09-30 20:57:17,330 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-09-30 20:57:17,330 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-09-30 20:57:17,331 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-09-30 20:57:17,331 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-09-30 20:57:17,331 INFO L133 SettingsManager]: * sizeof long=4 [2018-09-30 20:57:17,331 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-09-30 20:57:17,331 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-09-30 20:57:17,332 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-09-30 20:57:17,332 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-09-30 20:57:17,332 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-09-30 20:57:17,332 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-09-30 20:57:17,332 INFO L133 SettingsManager]: * sizeof long double=12 [2018-09-30 20:57:17,332 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-09-30 20:57:17,333 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-09-30 20:57:17,333 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-09-30 20:57:17,333 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-09-30 20:57:17,333 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-09-30 20:57:17,333 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-09-30 20:57:17,334 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-09-30 20:57:17,334 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-09-30 20:57:17,334 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-09-30 20:57:17,334 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-09-30 20:57:17,334 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-09-30 20:57:17,334 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-09-30 20:57:17,335 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-09-30 20:57:17,335 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-09-30 20:57:17,385 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-09-30 20:57:17,402 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-09-30 20:57:17,408 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-09-30 20:57:17,410 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2018-09-30 20:57:17,410 INFO L276 PluginConnector]: Boogie PL CUP Parser initialized [2018-09-30 20:57:17,411 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/real-life/threadpooling_out.bpl [2018-09-30 20:57:17,411 INFO L111 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/real-life/threadpooling_out.bpl' [2018-09-30 20:57:17,493 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-09-30 20:57:17,496 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-09-30 20:57:17,497 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-09-30 20:57:17,497 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-09-30 20:57:17,497 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-09-30 20:57:17,519 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "threadpooling_out.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 08:57:17" (1/1) ... [2018-09-30 20:57:17,534 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "threadpooling_out.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 08:57:17" (1/1) ... [2018-09-30 20:57:17,540 WARN L165 Inliner]: Program contained no entry procedure! [2018-09-30 20:57:17,540 WARN L168 Inliner]: Missing entry procedures: [ULTIMATE.start] [2018-09-30 20:57:17,540 WARN L175 Inliner]: Fallback enabled. All procedures will be processed. [2018-09-30 20:57:17,542 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-09-30 20:57:17,543 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-09-30 20:57:17,544 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-09-30 20:57:17,544 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-09-30 20:57:17,555 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "threadpooling_out.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 08:57:17" (1/1) ... [2018-09-30 20:57:17,555 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "threadpooling_out.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 08:57:17" (1/1) ... [2018-09-30 20:57:17,558 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "threadpooling_out.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 08:57:17" (1/1) ... [2018-09-30 20:57:17,559 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "threadpooling_out.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 08:57:17" (1/1) ... [2018-09-30 20:57:17,567 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "threadpooling_out.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 08:57:17" (1/1) ... [2018-09-30 20:57:17,574 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "threadpooling_out.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 08:57:17" (1/1) ... [2018-09-30 20:57:17,576 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "threadpooling_out.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 08:57:17" (1/1) ... [2018-09-30 20:57:17,580 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-09-30 20:57:17,580 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-09-30 20:57:17,581 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-09-30 20:57:17,581 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-09-30 20:57:17,582 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "threadpooling_out.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 08:57:17" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-09-30 20:57:17,651 INFO L124 BoogieDeclarations]: Specification and implementation of procedure product given in one single declaration [2018-09-30 20:57:17,651 INFO L130 BoogieDeclarations]: Found specification of procedure product [2018-09-30 20:57:17,651 INFO L138 BoogieDeclarations]: Found implementation of procedure product [2018-09-30 20:57:18,626 INFO L345 CfgBuilder]: Using library mode [2018-09-30 20:57:18,626 INFO L202 PluginConnector]: Adding new model threadpooling_out.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.09 08:57:18 BoogieIcfgContainer [2018-09-30 20:57:18,627 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-09-30 20:57:18,627 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-09-30 20:57:18,627 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-09-30 20:57:18,636 INFO L276 PluginConnector]: CodeCheck initialized [2018-09-30 20:57:18,636 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "threadpooling_out.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.09 08:57:18" (1/1) ... [2018-09-30 20:57:18,650 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-09-30 20:57:18,679 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 20:57:18,686 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 127 states to 64 states and 127 transitions. [2018-09-30 20:57:18,687 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 127 transitions. [2018-09-30 20:57:18,693 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-09-30 20:57:18,693 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 20:57:18,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 20:57:19,013 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 20:57:19,296 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 20:57:19,298 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 149 states to 70 states and 149 transitions. [2018-09-30 20:57:19,299 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 149 transitions. [2018-09-30 20:57:19,300 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-09-30 20:57:19,300 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 20:57:19,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 20:57:19,523 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 20:57:20,322 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 20:57:20,323 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 174 states to 76 states and 174 transitions. [2018-09-30 20:57:20,324 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 174 transitions. [2018-09-30 20:57:20,325 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-09-30 20:57:20,325 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 20:57:20,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 20:57:20,348 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 20:57:20,432 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 20:57:20,435 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 184 states to 79 states and 184 transitions. [2018-09-30 20:57:20,435 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 184 transitions. [2018-09-30 20:57:20,437 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-09-30 20:57:20,437 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 20:57:20,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 20:57:20,456 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 20:57:20,518 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 20:57:20,520 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 186 states to 80 states and 186 transitions. [2018-09-30 20:57:20,520 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 186 transitions. [2018-09-30 20:57:20,522 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-09-30 20:57:20,522 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 20:57:20,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 20:57:20,540 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 20:57:20,587 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 20:57:20,589 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 189 states to 81 states and 189 transitions. [2018-09-30 20:57:20,589 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 189 transitions. [2018-09-30 20:57:20,590 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-09-30 20:57:20,590 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 20:57:20,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 20:57:20,607 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 20:57:20,699 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 20:57:20,701 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 207 states to 87 states and 207 transitions. [2018-09-30 20:57:20,702 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 207 transitions. [2018-09-30 20:57:20,703 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-09-30 20:57:20,703 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 20:57:20,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 20:57:20,720 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 20:57:20,820 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 20:57:20,821 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 210 states to 88 states and 210 transitions. [2018-09-30 20:57:20,821 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 210 transitions. [2018-09-30 20:57:20,822 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-09-30 20:57:20,823 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 20:57:20,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 20:57:20,843 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 20:57:20,887 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 20:57:20,889 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 213 states to 89 states and 213 transitions. [2018-09-30 20:57:20,889 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 213 transitions. [2018-09-30 20:57:20,891 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-09-30 20:57:20,891 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 20:57:20,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 20:57:20,908 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 20:57:20,945 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 20:57:20,946 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 215 states to 90 states and 215 transitions. [2018-09-30 20:57:20,946 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 215 transitions. [2018-09-30 20:57:20,947 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-09-30 20:57:20,947 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 20:57:20,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 20:57:20,963 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 20:57:21,007 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 20:57:21,009 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 220 states to 91 states and 220 transitions. [2018-09-30 20:57:21,009 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 220 transitions. [2018-09-30 20:57:21,010 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-09-30 20:57:21,011 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 20:57:21,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 20:57:21,027 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 20:57:21,084 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 20:57:21,085 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 223 states to 92 states and 223 transitions. [2018-09-30 20:57:21,085 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 223 transitions. [2018-09-30 20:57:21,086 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-09-30 20:57:21,086 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 20:57:21,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 20:57:21,422 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 20:57:22,123 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 20:57:22,124 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 258 states to 100 states and 258 transitions. [2018-09-30 20:57:22,124 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 258 transitions. [2018-09-30 20:57:22,125 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-09-30 20:57:22,125 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 20:57:22,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 20:57:22,145 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 20:57:22,175 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 20:57:22,176 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 261 states to 101 states and 261 transitions. [2018-09-30 20:57:22,176 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 261 transitions. [2018-09-30 20:57:22,177 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-09-30 20:57:22,177 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 20:57:22,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 20:57:22,405 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 20:57:23,242 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 20:57:23,242 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 279 states to 105 states and 279 transitions. [2018-09-30 20:57:23,242 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 279 transitions. [2018-09-30 20:57:23,243 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-09-30 20:57:23,243 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 20:57:23,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 20:57:23,257 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 20:57:23,501 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 20:57:23,502 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 284 states to 106 states and 284 transitions. [2018-09-30 20:57:23,502 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 284 transitions. [2018-09-30 20:57:23,503 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-09-30 20:57:23,503 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 20:57:23,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 20:57:23,518 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 20:57:23,653 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 20:57:23,654 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 287 states to 107 states and 287 transitions. [2018-09-30 20:57:23,654 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 287 transitions. [2018-09-30 20:57:23,654 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-09-30 20:57:23,655 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 20:57:23,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 20:57:23,668 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 20:57:23,728 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 20:57:23,729 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 291 states to 108 states and 291 transitions. [2018-09-30 20:57:23,729 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 291 transitions. [2018-09-30 20:57:23,730 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-09-30 20:57:23,730 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 20:57:23,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 20:57:23,743 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 20:57:23,789 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 20:57:23,790 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 295 states to 109 states and 295 transitions. [2018-09-30 20:57:23,790 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 295 transitions. [2018-09-30 20:57:23,791 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-09-30 20:57:23,791 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 20:57:23,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 20:57:23,802 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 20:57:23,938 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 20:57:23,938 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 298 states to 110 states and 298 transitions. [2018-09-30 20:57:23,939 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 298 transitions. [2018-09-30 20:57:23,939 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-09-30 20:57:23,939 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 20:57:23,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 20:57:23,951 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 20:57:24,048 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 20:57:24,049 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 305 states to 111 states and 305 transitions. [2018-09-30 20:57:24,050 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 305 transitions. [2018-09-30 20:57:24,050 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-09-30 20:57:24,051 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 20:57:24,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 20:57:24,066 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 20:57:24,780 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 20:57:24,781 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 334 states to 117 states and 334 transitions. [2018-09-30 20:57:24,782 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 334 transitions. [2018-09-30 20:57:24,782 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-09-30 20:57:24,783 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 20:57:24,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 20:57:24,792 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 20:57:25,011 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 20:57:25,012 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 338 states to 118 states and 338 transitions. [2018-09-30 20:57:25,012 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 338 transitions. [2018-09-30 20:57:25,013 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-09-30 20:57:25,013 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 20:57:25,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 20:57:25,024 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 20:57:25,505 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 20:57:25,506 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 346 states to 119 states and 346 transitions. [2018-09-30 20:57:25,506 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 346 transitions. [2018-09-30 20:57:25,507 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-09-30 20:57:25,507 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 20:57:25,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 20:57:25,518 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 20:57:25,720 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 20:57:25,721 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 354 states to 120 states and 354 transitions. [2018-09-30 20:57:25,721 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 354 transitions. [2018-09-30 20:57:25,722 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-09-30 20:57:25,722 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 20:57:25,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 20:57:26,206 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 20:57:27,702 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 20:57:27,703 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 402 states to 128 states and 402 transitions. [2018-09-30 20:57:27,703 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 402 transitions. [2018-09-30 20:57:27,704 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-09-30 20:57:27,704 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 20:57:27,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 20:57:28,267 WARN L178 SmtUtils]: Spent 254.00 ms on a formula simplification. DAG size of input: 13 DAG size of output: 7 [2018-09-30 20:57:28,268 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 20:57:29,069 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 20:57:29,070 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 431 states to 134 states and 431 transitions. [2018-09-30 20:57:29,070 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 431 transitions. [2018-09-30 20:57:29,070 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-09-30 20:57:29,070 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 20:57:29,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 20:57:29,084 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 20:57:29,617 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 20:57:29,618 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 438 states to 135 states and 438 transitions. [2018-09-30 20:57:29,618 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 438 transitions. [2018-09-30 20:57:29,619 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-09-30 20:57:29,620 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 20:57:29,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 20:57:29,630 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 20:57:29,673 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 20:57:29,674 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 441 states to 136 states and 441 transitions. [2018-09-30 20:57:29,674 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 441 transitions. [2018-09-30 20:57:29,675 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-09-30 20:57:29,675 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 20:57:29,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 20:57:29,684 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 20:57:29,856 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 20:57:29,856 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 444 states to 137 states and 444 transitions. [2018-09-30 20:57:29,857 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 444 transitions. [2018-09-30 20:57:29,857 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-09-30 20:57:29,857 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 20:57:29,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 20:57:29,869 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 20:57:30,282 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 20:57:30,283 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 467 states to 143 states and 467 transitions. [2018-09-30 20:57:30,284 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 467 transitions. [2018-09-30 20:57:30,285 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-09-30 20:57:30,285 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 20:57:30,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 20:57:30,293 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 20:57:30,440 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 20:57:30,441 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 472 states to 144 states and 472 transitions. [2018-09-30 20:57:30,441 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 472 transitions. [2018-09-30 20:57:30,442 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-09-30 20:57:30,442 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 20:57:30,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 20:57:30,450 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 20:57:30,743 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 20:57:30,744 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 481 states to 146 states and 481 transitions. [2018-09-30 20:57:30,744 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 481 transitions. [2018-09-30 20:57:30,745 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-09-30 20:57:30,745 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 20:57:30,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 20:57:30,756 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 20:57:30,872 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 20:57:30,873 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 484 states to 147 states and 484 transitions. [2018-09-30 20:57:30,873 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 484 transitions. [2018-09-30 20:57:30,873 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-09-30 20:57:30,873 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 20:57:30,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 20:57:30,882 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 20:57:30,916 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 20:57:30,916 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 487 states to 148 states and 487 transitions. [2018-09-30 20:57:30,916 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 487 transitions. [2018-09-30 20:57:30,917 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-09-30 20:57:30,917 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 20:57:30,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 20:57:30,924 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 20:57:31,065 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 20:57:31,066 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 490 states to 149 states and 490 transitions. [2018-09-30 20:57:31,066 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 490 transitions. [2018-09-30 20:57:31,067 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-09-30 20:57:31,067 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 20:57:31,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 20:57:31,081 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 20:57:31,203 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 20:57:31,204 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 493 states to 150 states and 493 transitions. [2018-09-30 20:57:31,204 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 493 transitions. [2018-09-30 20:57:31,205 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-09-30 20:57:31,205 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 20:57:31,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 20:57:31,369 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 20:57:31,835 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 20:57:31,836 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 501 states to 152 states and 501 transitions. [2018-09-30 20:57:31,836 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 501 transitions. [2018-09-30 20:57:31,837 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-09-30 20:57:31,837 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 20:57:31,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 20:57:32,084 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 20:57:33,256 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 20:57:33,257 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 524 states to 156 states and 524 transitions. [2018-09-30 20:57:33,257 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 524 transitions. [2018-09-30 20:57:33,258 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-09-30 20:57:33,259 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 20:57:33,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 20:57:33,269 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 20:57:33,361 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 20:57:33,363 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 547 states to 162 states and 547 transitions. [2018-09-30 20:57:33,363 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 547 transitions. [2018-09-30 20:57:33,364 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-09-30 20:57:33,364 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 20:57:33,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 20:57:33,521 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 20:57:33,567 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 20:57:33,568 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 561 states to 165 states and 561 transitions. [2018-09-30 20:57:33,569 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 561 transitions. [2018-09-30 20:57:33,570 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-09-30 20:57:33,570 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 20:57:33,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 20:57:33,669 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 20:57:33,987 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 20:57:33,988 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 575 states to 168 states and 575 transitions. [2018-09-30 20:57:33,988 INFO L276 IsEmpty]: Start isEmpty. Operand 168 states and 575 transitions. [2018-09-30 20:57:33,989 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-09-30 20:57:33,989 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 20:57:33,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 20:57:34,000 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 20:57:34,192 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 20:57:34,193 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 577 states to 169 states and 577 transitions. [2018-09-30 20:57:34,193 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 577 transitions. [2018-09-30 20:57:34,194 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-09-30 20:57:34,194 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 20:57:34,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 20:57:34,207 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 20:57:34,374 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 20:57:34,375 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 581 states to 170 states and 581 transitions. [2018-09-30 20:57:34,375 INFO L276 IsEmpty]: Start isEmpty. Operand 170 states and 581 transitions. [2018-09-30 20:57:34,375 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-09-30 20:57:34,376 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 20:57:34,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 20:57:34,708 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 20:57:35,012 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 20:57:35,013 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 587 states to 171 states and 587 transitions. [2018-09-30 20:57:35,013 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states and 587 transitions. [2018-09-30 20:57:35,013 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-09-30 20:57:35,013 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 20:57:35,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 20:57:35,028 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 20:57:35,075 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 20:57:35,076 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 594 states to 173 states and 594 transitions. [2018-09-30 20:57:35,076 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states and 594 transitions. [2018-09-30 20:57:35,076 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-09-30 20:57:35,077 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 20:57:35,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 20:57:35,302 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 20:57:36,781 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 20:57:36,782 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 622 states to 179 states and 622 transitions. [2018-09-30 20:57:36,782 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 622 transitions. [2018-09-30 20:57:36,783 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-09-30 20:57:36,783 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 20:57:36,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 20:57:36,885 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 20:57:37,489 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 20:57:37,490 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 625 states to 180 states and 625 transitions. [2018-09-30 20:57:37,490 INFO L276 IsEmpty]: Start isEmpty. Operand 180 states and 625 transitions. [2018-09-30 20:57:37,490 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-09-30 20:57:37,490 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 20:57:37,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 20:57:37,643 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 20:57:38,110 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 20:57:38,111 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 631 states to 181 states and 631 transitions. [2018-09-30 20:57:38,111 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 631 transitions. [2018-09-30 20:57:38,112 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-09-30 20:57:38,112 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 20:57:38,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 20:57:38,120 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 20:57:38,193 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 20:57:38,194 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 634 states to 182 states and 634 transitions. [2018-09-30 20:57:38,194 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states and 634 transitions. [2018-09-30 20:57:38,195 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-09-30 20:57:38,195 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 20:57:38,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 20:57:38,393 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 20:57:38,862 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 20:57:38,863 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 638 states to 183 states and 638 transitions. [2018-09-30 20:57:38,863 INFO L276 IsEmpty]: Start isEmpty. Operand 183 states and 638 transitions. [2018-09-30 20:57:38,864 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-09-30 20:57:38,864 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 20:57:38,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 20:57:38,909 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 20:57:39,108 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 20:57:39,108 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 642 states to 184 states and 642 transitions. [2018-09-30 20:57:39,108 INFO L276 IsEmpty]: Start isEmpty. Operand 184 states and 642 transitions. [2018-09-30 20:57:39,109 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-09-30 20:57:39,109 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 20:57:39,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 20:57:39,284 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 20:57:40,093 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 20:57:40,094 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 650 states to 185 states and 650 transitions. [2018-09-30 20:57:40,094 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states and 650 transitions. [2018-09-30 20:57:40,094 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-09-30 20:57:40,094 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 20:57:40,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 20:57:40,211 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 20:57:40,788 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 20:57:40,789 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 662 states to 186 states and 662 transitions. [2018-09-30 20:57:40,789 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 662 transitions. [2018-09-30 20:57:40,790 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-09-30 20:57:40,790 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 20:57:40,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 20:57:40,798 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 20:57:40,825 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 20:57:40,826 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 669 states to 187 states and 669 transitions. [2018-09-30 20:57:40,826 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 669 transitions. [2018-09-30 20:57:40,826 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-09-30 20:57:40,826 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 20:57:40,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 20:57:40,944 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 20:57:41,449 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 20:57:41,450 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 677 states to 188 states and 677 transitions. [2018-09-30 20:57:41,450 INFO L276 IsEmpty]: Start isEmpty. Operand 188 states and 677 transitions. [2018-09-30 20:57:41,450 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-09-30 20:57:41,451 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 20:57:41,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 20:57:41,458 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 20:57:41,624 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 20:57:41,624 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 687 states to 190 states and 687 transitions. [2018-09-30 20:57:41,624 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states and 687 transitions. [2018-09-30 20:57:41,625 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-09-30 20:57:41,625 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 20:57:41,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 20:57:41,631 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 20:57:42,061 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 20:57:42,062 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 689 states to 191 states and 689 transitions. [2018-09-30 20:57:42,062 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 689 transitions. [2018-09-30 20:57:42,063 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-09-30 20:57:42,063 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 20:57:42,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 20:57:42,556 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 20:57:42,779 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 20:57:42,780 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 694 states to 192 states and 694 transitions. [2018-09-30 20:57:42,780 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 694 transitions. [2018-09-30 20:57:42,780 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-09-30 20:57:42,780 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 20:57:42,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 20:57:42,786 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 20:57:43,275 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 20:57:43,276 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 698 states to 193 states and 698 transitions. [2018-09-30 20:57:43,276 INFO L276 IsEmpty]: Start isEmpty. Operand 193 states and 698 transitions. [2018-09-30 20:57:43,276 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-09-30 20:57:43,276 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 20:57:43,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 20:57:43,282 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 20:57:43,715 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 20:57:43,716 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 706 states to 194 states and 706 transitions. [2018-09-30 20:57:43,716 INFO L276 IsEmpty]: Start isEmpty. Operand 194 states and 706 transitions. [2018-09-30 20:57:43,717 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-09-30 20:57:43,717 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 20:57:43,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 20:57:43,723 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 20:57:43,760 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 20:57:43,760 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 710 states to 195 states and 710 transitions. [2018-09-30 20:57:43,761 INFO L276 IsEmpty]: Start isEmpty. Operand 195 states and 710 transitions. [2018-09-30 20:57:43,761 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-09-30 20:57:43,761 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 20:57:43,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 20:57:43,767 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 20:57:43,788 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 20:57:43,788 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 714 states to 196 states and 714 transitions. [2018-09-30 20:57:43,788 INFO L276 IsEmpty]: Start isEmpty. Operand 196 states and 714 transitions. [2018-09-30 20:57:43,789 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-09-30 20:57:43,789 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 20:57:43,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 20:57:44,835 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 20:57:47,552 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 20:57:47,553 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 741 states to 202 states and 741 transitions. [2018-09-30 20:57:47,553 INFO L276 IsEmpty]: Start isEmpty. Operand 202 states and 741 transitions. [2018-09-30 20:57:47,554 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-09-30 20:57:47,554 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 20:57:47,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 20:57:47,984 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 20:57:48,623 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 20:57:48,623 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 747 states to 203 states and 747 transitions. [2018-09-30 20:57:48,623 INFO L276 IsEmpty]: Start isEmpty. Operand 203 states and 747 transitions. [2018-09-30 20:57:48,624 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-09-30 20:57:48,624 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 20:57:48,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 20:57:48,630 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 20:57:48,659 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 20:57:48,660 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 749 states to 204 states and 749 transitions. [2018-09-30 20:57:48,660 INFO L276 IsEmpty]: Start isEmpty. Operand 204 states and 749 transitions. [2018-09-30 20:57:48,661 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-09-30 20:57:48,661 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 20:57:48,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 20:57:48,792 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 20:57:49,348 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 20:57:49,349 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 752 states to 205 states and 752 transitions. [2018-09-30 20:57:49,349 INFO L276 IsEmpty]: Start isEmpty. Operand 205 states and 752 transitions. [2018-09-30 20:57:49,350 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-09-30 20:57:49,350 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 20:57:49,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 20:57:49,356 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 20:57:50,256 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 20:57:50,257 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 763 states to 206 states and 763 transitions. [2018-09-30 20:57:50,257 INFO L276 IsEmpty]: Start isEmpty. Operand 206 states and 763 transitions. [2018-09-30 20:57:50,257 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-09-30 20:57:50,257 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 20:57:50,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 20:57:50,263 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 20:57:50,321 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 20:57:50,321 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 769 states to 207 states and 769 transitions. [2018-09-30 20:57:50,321 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states and 769 transitions. [2018-09-30 20:57:50,322 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-09-30 20:57:50,322 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 20:57:50,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 20:57:50,327 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 20:57:50,825 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 20:57:50,825 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 776 states to 208 states and 776 transitions. [2018-09-30 20:57:50,825 INFO L276 IsEmpty]: Start isEmpty. Operand 208 states and 776 transitions. [2018-09-30 20:57:50,826 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-09-30 20:57:50,826 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 20:57:50,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 20:57:51,019 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 20:57:51,772 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 20:57:51,772 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 784 states to 209 states and 784 transitions. [2018-09-30 20:57:51,773 INFO L276 IsEmpty]: Start isEmpty. Operand 209 states and 784 transitions. [2018-09-30 20:57:51,773 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-09-30 20:57:51,773 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 20:57:51,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 20:57:51,778 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 20:57:51,816 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 20:57:51,817 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 788 states to 210 states and 788 transitions. [2018-09-30 20:57:51,817 INFO L276 IsEmpty]: Start isEmpty. Operand 210 states and 788 transitions. [2018-09-30 20:57:51,817 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-09-30 20:57:51,817 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 20:57:51,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 20:57:52,001 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 20:57:52,797 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 20:57:52,798 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 792 states to 211 states and 792 transitions. [2018-09-30 20:57:52,799 INFO L276 IsEmpty]: Start isEmpty. Operand 211 states and 792 transitions. [2018-09-30 20:57:52,799 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-09-30 20:57:52,800 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 20:57:52,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 20:57:52,953 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 20:57:53,658 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 20:57:53,658 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 801 states to 212 states and 801 transitions. [2018-09-30 20:57:53,659 INFO L276 IsEmpty]: Start isEmpty. Operand 212 states and 801 transitions. [2018-09-30 20:57:53,659 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-09-30 20:57:53,659 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 20:57:53,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 20:57:53,664 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 20:57:53,714 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 20:57:53,715 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 804 states to 213 states and 804 transitions. [2018-09-30 20:57:53,715 INFO L276 IsEmpty]: Start isEmpty. Operand 213 states and 804 transitions. [2018-09-30 20:57:53,715 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-09-30 20:57:53,716 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 20:57:53,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 20:57:53,864 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 20:57:54,460 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 20:57:54,460 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 809 states to 214 states and 809 transitions. [2018-09-30 20:57:54,460 INFO L276 IsEmpty]: Start isEmpty. Operand 214 states and 809 transitions. [2018-09-30 20:57:54,461 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-09-30 20:57:54,461 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 20:57:54,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 20:57:54,466 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 20:57:55,303 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 20:57:55,304 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 818 states to 216 states and 818 transitions. [2018-09-30 20:57:55,304 INFO L276 IsEmpty]: Start isEmpty. Operand 216 states and 818 transitions. [2018-09-30 20:57:55,305 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-09-30 20:57:55,305 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 20:57:55,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 20:57:55,311 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 20:57:56,042 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 20:57:56,042 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 823 states to 217 states and 823 transitions. [2018-09-30 20:57:56,042 INFO L276 IsEmpty]: Start isEmpty. Operand 217 states and 823 transitions. [2018-09-30 20:57:56,043 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-09-30 20:57:56,043 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 20:57:56,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 20:57:56,048 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 20:57:56,831 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 20:57:56,832 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 830 states to 218 states and 830 transitions. [2018-09-30 20:57:56,832 INFO L276 IsEmpty]: Start isEmpty. Operand 218 states and 830 transitions. [2018-09-30 20:57:56,832 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-09-30 20:57:56,832 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 20:57:56,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 20:57:56,838 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 20:57:56,908 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 20:57:56,909 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 835 states to 219 states and 835 transitions. [2018-09-30 20:57:56,909 INFO L276 IsEmpty]: Start isEmpty. Operand 219 states and 835 transitions. [2018-09-30 20:57:56,910 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-09-30 20:57:56,910 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 20:57:56,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 20:57:56,916 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 20:57:57,277 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 20:57:57,278 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 840 states to 220 states and 840 transitions. [2018-09-30 20:57:57,278 INFO L276 IsEmpty]: Start isEmpty. Operand 220 states and 840 transitions. [2018-09-30 20:57:57,278 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-09-30 20:57:57,279 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 20:57:57,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 20:57:57,590 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 20:57:59,156 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 20:57:59,156 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 855 states to 222 states and 855 transitions. [2018-09-30 20:57:59,156 INFO L276 IsEmpty]: Start isEmpty. Operand 222 states and 855 transitions. [2018-09-30 20:57:59,157 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-09-30 20:57:59,157 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 20:57:59,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 20:57:59,162 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 20:57:59,275 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 20:57:59,275 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 863 states to 223 states and 863 transitions. [2018-09-30 20:57:59,276 INFO L276 IsEmpty]: Start isEmpty. Operand 223 states and 863 transitions. [2018-09-30 20:57:59,276 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-09-30 20:57:59,276 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 20:57:59,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 20:57:59,281 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 20:57:59,370 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 20:57:59,371 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 877 states to 228 states and 877 transitions. [2018-09-30 20:57:59,371 INFO L276 IsEmpty]: Start isEmpty. Operand 228 states and 877 transitions. [2018-09-30 20:57:59,371 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-09-30 20:57:59,371 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 20:57:59,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 20:57:59,377 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 20:58:00,167 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 20:58:00,167 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 878 states to 229 states and 878 transitions. [2018-09-30 20:58:00,168 INFO L276 IsEmpty]: Start isEmpty. Operand 229 states and 878 transitions. [2018-09-30 20:58:00,168 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-09-30 20:58:00,168 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 20:58:00,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 20:58:00,606 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 20:58:00,617 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 20:58:00,618 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 880 states to 230 states and 880 transitions. [2018-09-30 20:58:00,618 INFO L276 IsEmpty]: Start isEmpty. Operand 230 states and 880 transitions. [2018-09-30 20:58:00,619 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-09-30 20:58:00,619 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 20:58:00,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 20:58:00,625 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 20:58:00,799 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 20:58:00,799 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 883 states to 231 states and 883 transitions. [2018-09-30 20:58:00,800 INFO L276 IsEmpty]: Start isEmpty. Operand 231 states and 883 transitions. [2018-09-30 20:58:00,801 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-09-30 20:58:00,801 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 20:58:00,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 20:58:00,806 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 20:58:00,878 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 20:58:00,879 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 887 states to 232 states and 887 transitions. [2018-09-30 20:58:00,879 INFO L276 IsEmpty]: Start isEmpty. Operand 232 states and 887 transitions. [2018-09-30 20:58:00,880 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-09-30 20:58:00,880 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 20:58:00,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 20:58:01,882 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 20:58:05,795 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 20:58:05,796 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 931 states to 238 states and 931 transitions. [2018-09-30 20:58:05,797 INFO L276 IsEmpty]: Start isEmpty. Operand 238 states and 931 transitions. [2018-09-30 20:58:05,797 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-09-30 20:58:05,797 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 20:58:05,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 20:58:05,804 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 20:58:06,062 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 20:58:06,063 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 941 states to 239 states and 941 transitions. [2018-09-30 20:58:06,063 INFO L276 IsEmpty]: Start isEmpty. Operand 239 states and 941 transitions. [2018-09-30 20:58:06,063 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-09-30 20:58:06,064 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 20:58:06,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 20:58:06,070 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 20:58:06,186 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 20:58:06,187 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 944 states to 240 states and 944 transitions. [2018-09-30 20:58:06,187 INFO L276 IsEmpty]: Start isEmpty. Operand 240 states and 944 transitions. [2018-09-30 20:58:06,188 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-09-30 20:58:06,188 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 20:58:06,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 20:58:06,197 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 20:58:06,919 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 20:58:06,920 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 951 states to 241 states and 951 transitions. [2018-09-30 20:58:06,920 INFO L276 IsEmpty]: Start isEmpty. Operand 241 states and 951 transitions. [2018-09-30 20:58:06,920 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-09-30 20:58:06,920 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 20:58:06,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 20:58:06,925 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 20:58:07,401 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 20:58:07,402 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 954 states to 242 states and 954 transitions. [2018-09-30 20:58:07,402 INFO L276 IsEmpty]: Start isEmpty. Operand 242 states and 954 transitions. [2018-09-30 20:58:07,403 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-09-30 20:58:07,403 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 20:58:07,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 20:58:07,409 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 20:58:08,113 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 20:58:08,114 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 961 states to 243 states and 961 transitions. [2018-09-30 20:58:08,114 INFO L276 IsEmpty]: Start isEmpty. Operand 243 states and 961 transitions. [2018-09-30 20:58:08,115 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-09-30 20:58:08,115 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 20:58:08,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 20:58:08,121 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 20:58:08,160 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 20:58:08,161 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 968 states to 244 states and 968 transitions. [2018-09-30 20:58:08,161 INFO L276 IsEmpty]: Start isEmpty. Operand 244 states and 968 transitions. [2018-09-30 20:58:08,161 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-09-30 20:58:08,161 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 20:58:08,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 20:58:09,272 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 20:58:14,852 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 20:58:14,853 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1035 states to 252 states and 1035 transitions. [2018-09-30 20:58:14,853 INFO L276 IsEmpty]: Start isEmpty. Operand 252 states and 1035 transitions. [2018-09-30 20:58:14,853 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-09-30 20:58:14,853 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 20:58:14,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 20:58:14,858 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 20:58:17,535 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 20:58:17,536 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1058 states to 256 states and 1058 transitions. [2018-09-30 20:58:17,536 INFO L276 IsEmpty]: Start isEmpty. Operand 256 states and 1058 transitions. [2018-09-30 20:58:17,537 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-09-30 20:58:17,537 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 20:58:17,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 20:58:17,543 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 20:58:21,145 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 20:58:21,146 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1081 states to 261 states and 1081 transitions. [2018-09-30 20:58:21,146 INFO L276 IsEmpty]: Start isEmpty. Operand 261 states and 1081 transitions. [2018-09-30 20:58:21,146 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-09-30 20:58:21,146 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 20:58:21,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 20:58:21,153 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 20:58:21,286 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 20:58:21,286 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1083 states to 262 states and 1083 transitions. [2018-09-30 20:58:21,287 INFO L276 IsEmpty]: Start isEmpty. Operand 262 states and 1083 transitions. [2018-09-30 20:58:21,287 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-09-30 20:58:21,287 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 20:58:21,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 20:58:21,440 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 20:58:24,553 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 20:58:24,555 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1140 states to 271 states and 1140 transitions. [2018-09-30 20:58:24,555 INFO L276 IsEmpty]: Start isEmpty. Operand 271 states and 1140 transitions. [2018-09-30 20:58:24,556 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-09-30 20:58:24,556 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 20:58:24,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 20:58:24,561 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-09-30 20:58:27,427 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 20:58:27,428 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1151 states to 274 states and 1151 transitions. [2018-09-30 20:58:27,428 INFO L276 IsEmpty]: Start isEmpty. Operand 274 states and 1151 transitions. [2018-09-30 20:58:27,429 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-09-30 20:58:27,430 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 20:58:27,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 20:58:27,436 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 20:58:28,125 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 20:58:28,126 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1156 states to 275 states and 1156 transitions. [2018-09-30 20:58:28,126 INFO L276 IsEmpty]: Start isEmpty. Operand 275 states and 1156 transitions. [2018-09-30 20:58:28,127 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-09-30 20:58:28,127 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 20:58:28,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 20:58:28,780 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 20:58:32,114 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 20:58:32,115 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1170 states to 278 states and 1170 transitions. [2018-09-30 20:58:32,115 INFO L276 IsEmpty]: Start isEmpty. Operand 278 states and 1170 transitions. [2018-09-30 20:58:32,115 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-09-30 20:58:32,115 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 20:58:32,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 20:58:32,122 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 20:58:32,856 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 20:58:32,857 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1175 states to 279 states and 1175 transitions. [2018-09-30 20:58:32,857 INFO L276 IsEmpty]: Start isEmpty. Operand 279 states and 1175 transitions. [2018-09-30 20:58:32,858 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-09-30 20:58:32,858 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 20:58:32,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 20:58:32,864 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 20:58:35,616 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 20:58:35,617 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1201 states to 283 states and 1201 transitions. [2018-09-30 20:58:35,617 INFO L276 IsEmpty]: Start isEmpty. Operand 283 states and 1201 transitions. [2018-09-30 20:58:35,618 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-09-30 20:58:35,618 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 20:58:35,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 20:58:35,624 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 20:58:37,513 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 20:58:37,514 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1216 states to 285 states and 1216 transitions. [2018-09-30 20:58:37,514 INFO L276 IsEmpty]: Start isEmpty. Operand 285 states and 1216 transitions. [2018-09-30 20:58:37,514 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-09-30 20:58:37,514 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 20:58:37,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 20:58:37,519 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 20:58:39,870 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 20:58:39,870 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1233 states to 288 states and 1233 transitions. [2018-09-30 20:58:39,871 INFO L276 IsEmpty]: Start isEmpty. Operand 288 states and 1233 transitions. [2018-09-30 20:58:39,871 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-09-30 20:58:39,871 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 20:58:39,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 20:58:39,875 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 20:58:40,988 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 20:58:40,989 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1238 states to 289 states and 1238 transitions. [2018-09-30 20:58:40,989 INFO L276 IsEmpty]: Start isEmpty. Operand 289 states and 1238 transitions. [2018-09-30 20:58:40,989 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-09-30 20:58:40,989 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 20:58:40,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 20:58:41,196 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 20:58:44,795 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 20:58:44,796 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1279 states to 294 states and 1279 transitions. [2018-09-30 20:58:44,796 INFO L276 IsEmpty]: Start isEmpty. Operand 294 states and 1279 transitions. [2018-09-30 20:58:44,797 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-09-30 20:58:44,797 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 20:58:44,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 20:58:45,097 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 20:58:45,592 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 20:58:45,593 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1286 states to 295 states and 1286 transitions. [2018-09-30 20:58:45,593 INFO L276 IsEmpty]: Start isEmpty. Operand 295 states and 1286 transitions. [2018-09-30 20:58:45,594 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-09-30 20:58:45,594 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 20:58:45,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 20:58:45,600 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 20:58:45,636 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 20:58:45,637 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1291 states to 296 states and 1291 transitions. [2018-09-30 20:58:45,637 INFO L276 IsEmpty]: Start isEmpty. Operand 296 states and 1291 transitions. [2018-09-30 20:58:45,637 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-30 20:58:45,638 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 20:58:45,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 20:58:45,646 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 20:58:45,764 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 20:58:45,765 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1298 states to 297 states and 1298 transitions. [2018-09-30 20:58:45,765 INFO L276 IsEmpty]: Start isEmpty. Operand 297 states and 1298 transitions. [2018-09-30 20:58:45,766 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-30 20:58:45,766 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 20:58:45,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 20:58:45,772 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 20:58:46,985 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 20:58:46,986 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1300 states to 298 states and 1300 transitions. [2018-09-30 20:58:46,986 INFO L276 IsEmpty]: Start isEmpty. Operand 298 states and 1300 transitions. [2018-09-30 20:58:46,986 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-30 20:58:46,986 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 20:58:46,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 20:58:47,007 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 20:58:47,019 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 20:58:47,020 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1302 states to 299 states and 1302 transitions. [2018-09-30 20:58:47,020 INFO L276 IsEmpty]: Start isEmpty. Operand 299 states and 1302 transitions. [2018-09-30 20:58:47,020 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-30 20:58:47,020 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 20:58:47,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 20:58:47,025 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 20:58:47,409 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 20:58:47,410 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1307 states to 300 states and 1307 transitions. [2018-09-30 20:58:47,411 INFO L276 IsEmpty]: Start isEmpty. Operand 300 states and 1307 transitions. [2018-09-30 20:58:47,411 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-30 20:58:47,411 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 20:58:47,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 20:58:47,417 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 20:58:48,352 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 20:58:48,352 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1320 states to 301 states and 1320 transitions. [2018-09-30 20:58:48,353 INFO L276 IsEmpty]: Start isEmpty. Operand 301 states and 1320 transitions. [2018-09-30 20:58:48,353 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-30 20:58:48,353 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 20:58:48,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 20:58:48,360 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 20:58:48,501 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 20:58:48,502 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1332 states to 302 states and 1332 transitions. [2018-09-30 20:58:48,502 INFO L276 IsEmpty]: Start isEmpty. Operand 302 states and 1332 transitions. [2018-09-30 20:58:48,503 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-30 20:58:48,503 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 20:58:48,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 20:58:48,509 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 20:58:49,531 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 20:58:49,532 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1351 states to 303 states and 1351 transitions. [2018-09-30 20:58:49,532 INFO L276 IsEmpty]: Start isEmpty. Operand 303 states and 1351 transitions. [2018-09-30 20:58:49,532 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-30 20:58:49,532 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 20:58:49,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 20:58:49,538 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 20:58:50,377 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 20:58:50,378 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1370 states to 304 states and 1370 transitions. [2018-09-30 20:58:50,378 INFO L276 IsEmpty]: Start isEmpty. Operand 304 states and 1370 transitions. [2018-09-30 20:58:50,379 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-30 20:58:50,379 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 20:58:50,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 20:58:50,385 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 20:58:55,758 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 20:58:55,759 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1452 states to 312 states and 1452 transitions. [2018-09-30 20:58:55,760 INFO L276 IsEmpty]: Start isEmpty. Operand 312 states and 1452 transitions. [2018-09-30 20:58:55,760 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-30 20:58:55,760 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 20:58:55,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 20:58:55,766 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 20:58:56,860 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 20:58:56,861 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1463 states to 313 states and 1463 transitions. [2018-09-30 20:58:56,861 INFO L276 IsEmpty]: Start isEmpty. Operand 313 states and 1463 transitions. [2018-09-30 20:58:56,862 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-30 20:58:56,862 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 20:58:56,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 20:58:56,866 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 20:59:00,215 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 20:59:00,217 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1487 states to 317 states and 1487 transitions. [2018-09-30 20:59:00,217 INFO L276 IsEmpty]: Start isEmpty. Operand 317 states and 1487 transitions. [2018-09-30 20:59:00,217 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-30 20:59:00,217 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 20:59:00,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 20:59:00,223 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 20:59:01,292 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 20:59:01,293 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1494 states to 318 states and 1494 transitions. [2018-09-30 20:59:01,293 INFO L276 IsEmpty]: Start isEmpty. Operand 318 states and 1494 transitions. [2018-09-30 20:59:01,293 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-30 20:59:01,293 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 20:59:01,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 20:59:01,298 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 20:59:02,284 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 20:59:02,286 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1502 states to 319 states and 1502 transitions. [2018-09-30 20:59:02,286 INFO L276 IsEmpty]: Start isEmpty. Operand 319 states and 1502 transitions. [2018-09-30 20:59:02,287 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-30 20:59:02,287 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 20:59:02,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 20:59:02,293 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 20:59:03,237 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 20:59:03,238 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1510 states to 320 states and 1510 transitions. [2018-09-30 20:59:03,238 INFO L276 IsEmpty]: Start isEmpty. Operand 320 states and 1510 transitions. [2018-09-30 20:59:03,238 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-30 20:59:03,238 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 20:59:03,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 20:59:03,245 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 20:59:04,115 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 20:59:04,116 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1519 states to 321 states and 1519 transitions. [2018-09-30 20:59:04,116 INFO L276 IsEmpty]: Start isEmpty. Operand 321 states and 1519 transitions. [2018-09-30 20:59:04,117 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-30 20:59:04,118 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 20:59:04,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 20:59:04,123 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 20:59:04,605 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 20:59:04,606 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1521 states to 322 states and 1521 transitions. [2018-09-30 20:59:04,606 INFO L276 IsEmpty]: Start isEmpty. Operand 322 states and 1521 transitions. [2018-09-30 20:59:04,606 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-30 20:59:04,606 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 20:59:04,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 20:59:04,611 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-09-30 20:59:06,488 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 20:59:06,490 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1535 states to 324 states and 1535 transitions. [2018-09-30 20:59:06,490 INFO L276 IsEmpty]: Start isEmpty. Operand 324 states and 1535 transitions. [2018-09-30 20:59:06,490 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-30 20:59:06,491 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 20:59:06,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 20:59:06,744 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 20:59:07,687 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 20:59:07,688 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1550 states to 325 states and 1550 transitions. [2018-09-30 20:59:07,689 INFO L276 IsEmpty]: Start isEmpty. Operand 325 states and 1550 transitions. [2018-09-30 20:59:07,689 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-30 20:59:07,689 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 20:59:07,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 20:59:07,694 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 20:59:10,882 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 20:59:10,883 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1580 states to 330 states and 1580 transitions. [2018-09-30 20:59:10,883 INFO L276 IsEmpty]: Start isEmpty. Operand 330 states and 1580 transitions. [2018-09-30 20:59:10,883 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-30 20:59:10,883 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 20:59:10,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 20:59:10,991 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 20:59:16,232 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 20:59:16,233 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1621 states to 336 states and 1621 transitions. [2018-09-30 20:59:16,233 INFO L276 IsEmpty]: Start isEmpty. Operand 336 states and 1621 transitions. [2018-09-30 20:59:16,234 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-30 20:59:16,234 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 20:59:16,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 20:59:16,239 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-09-30 20:59:19,506 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 20:59:19,507 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1642 states to 339 states and 1642 transitions. [2018-09-30 20:59:19,507 INFO L276 IsEmpty]: Start isEmpty. Operand 339 states and 1642 transitions. [2018-09-30 20:59:19,508 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-30 20:59:19,508 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 20:59:19,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 20:59:19,512 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-09-30 20:59:20,538 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 20:59:20,539 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1647 states to 340 states and 1647 transitions. [2018-09-30 20:59:20,539 INFO L276 IsEmpty]: Start isEmpty. Operand 340 states and 1647 transitions. [2018-09-30 20:59:20,539 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-30 20:59:20,539 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 20:59:20,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 20:59:20,694 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 20:59:21,643 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 20:59:21,644 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1653 states to 341 states and 1653 transitions. [2018-09-30 20:59:21,644 INFO L276 IsEmpty]: Start isEmpty. Operand 341 states and 1653 transitions. [2018-09-30 20:59:21,644 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-30 20:59:21,644 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 20:59:21,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 20:59:21,922 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 20:59:21,984 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 20:59:21,985 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1663 states to 342 states and 1663 transitions. [2018-09-30 20:59:21,985 INFO L276 IsEmpty]: Start isEmpty. Operand 342 states and 1663 transitions. [2018-09-30 20:59:21,986 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-30 20:59:21,986 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 20:59:21,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 20:59:22,123 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 20:59:23,258 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 20:59:23,259 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1679 states to 343 states and 1679 transitions. [2018-09-30 20:59:23,259 INFO L276 IsEmpty]: Start isEmpty. Operand 343 states and 1679 transitions. [2018-09-30 20:59:23,260 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-30 20:59:23,260 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 20:59:23,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 20:59:23,264 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-09-30 20:59:24,414 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 20:59:24,415 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1690 states to 344 states and 1690 transitions. [2018-09-30 20:59:24,415 INFO L276 IsEmpty]: Start isEmpty. Operand 344 states and 1690 transitions. [2018-09-30 20:59:24,416 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-30 20:59:24,416 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 20:59:24,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 20:59:24,420 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 20:59:28,048 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 20:59:28,050 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1709 states to 347 states and 1709 transitions. [2018-09-30 20:59:28,050 INFO L276 IsEmpty]: Start isEmpty. Operand 347 states and 1709 transitions. [2018-09-30 20:59:28,050 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-30 20:59:28,050 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 20:59:28,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 20:59:28,055 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 20:59:30,194 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 20:59:30,194 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1724 states to 349 states and 1724 transitions. [2018-09-30 20:59:30,195 INFO L276 IsEmpty]: Start isEmpty. Operand 349 states and 1724 transitions. [2018-09-30 20:59:30,195 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-30 20:59:30,195 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 20:59:30,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 20:59:30,199 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-09-30 20:59:31,371 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 20:59:31,372 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1733 states to 350 states and 1733 transitions. [2018-09-30 20:59:31,372 INFO L276 IsEmpty]: Start isEmpty. Operand 350 states and 1733 transitions. [2018-09-30 20:59:31,373 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-30 20:59:31,373 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 20:59:31,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 20:59:32,131 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 20:59:33,276 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 20:59:33,277 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1739 states to 351 states and 1739 transitions. [2018-09-30 20:59:33,277 INFO L276 IsEmpty]: Start isEmpty. Operand 351 states and 1739 transitions. [2018-09-30 20:59:33,278 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-30 20:59:33,278 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 20:59:33,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 20:59:33,282 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-09-30 20:59:34,460 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 20:59:34,460 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1750 states to 352 states and 1750 transitions. [2018-09-30 20:59:34,461 INFO L276 IsEmpty]: Start isEmpty. Operand 352 states and 1750 transitions. [2018-09-30 20:59:34,461 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-30 20:59:34,461 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 20:59:34,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 20:59:34,469 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 20:59:39,631 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 20:59:39,632 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1777 states to 356 states and 1777 transitions. [2018-09-30 20:59:39,633 INFO L276 IsEmpty]: Start isEmpty. Operand 356 states and 1777 transitions. [2018-09-30 20:59:39,633 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-30 20:59:39,633 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 20:59:39,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 20:59:39,638 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 20:59:40,870 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 20:59:40,871 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1791 states to 358 states and 1791 transitions. [2018-09-30 20:59:40,871 INFO L276 IsEmpty]: Start isEmpty. Operand 358 states and 1791 transitions. [2018-09-30 20:59:40,871 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-30 20:59:40,871 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 20:59:40,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 20:59:40,875 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 20:59:40,923 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 20:59:40,924 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1804 states to 359 states and 1804 transitions. [2018-09-30 20:59:40,924 INFO L276 IsEmpty]: Start isEmpty. Operand 359 states and 1804 transitions. [2018-09-30 20:59:40,925 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-09-30 20:59:40,925 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 20:59:40,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 20:59:40,929 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 20:59:40,988 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 20:59:40,989 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1813 states to 360 states and 1813 transitions. [2018-09-30 20:59:40,989 INFO L276 IsEmpty]: Start isEmpty. Operand 360 states and 1813 transitions. [2018-09-30 20:59:40,990 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-09-30 20:59:40,990 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 20:59:40,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 20:59:40,994 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 20:59:41,311 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 20:59:41,313 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1814 states to 361 states and 1814 transitions. [2018-09-30 20:59:41,313 INFO L276 IsEmpty]: Start isEmpty. Operand 361 states and 1814 transitions. [2018-09-30 20:59:41,313 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-09-30 20:59:41,313 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 20:59:41,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 20:59:41,801 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 20:59:41,983 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 20:59:41,984 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1817 states to 362 states and 1817 transitions. [2018-09-30 20:59:41,984 INFO L276 IsEmpty]: Start isEmpty. Operand 362 states and 1817 transitions. [2018-09-30 20:59:41,985 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-09-30 20:59:41,985 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 20:59:41,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 20:59:41,990 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 20:59:42,257 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 20:59:42,258 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1824 states to 363 states and 1824 transitions. [2018-09-30 20:59:42,259 INFO L276 IsEmpty]: Start isEmpty. Operand 363 states and 1824 transitions. [2018-09-30 20:59:42,259 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-09-30 20:59:42,259 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 20:59:42,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 20:59:46,899 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 20:59:55,810 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 20:59:55,811 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1878 states to 371 states and 1878 transitions. [2018-09-30 20:59:55,811 INFO L276 IsEmpty]: Start isEmpty. Operand 371 states and 1878 transitions. [2018-09-30 20:59:55,812 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-09-30 20:59:55,812 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 20:59:55,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 20:59:56,194 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:00:00,482 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:00:00,484 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1892 states to 374 states and 1892 transitions. [2018-09-30 21:00:00,484 INFO L276 IsEmpty]: Start isEmpty. Operand 374 states and 1892 transitions. [2018-09-30 21:00:00,485 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-09-30 21:00:00,485 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:00:00,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:00:02,100 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:00:10,321 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:00:10,322 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1931 states to 380 states and 1931 transitions. [2018-09-30 21:00:10,322 INFO L276 IsEmpty]: Start isEmpty. Operand 380 states and 1931 transitions. [2018-09-30 21:00:10,323 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-09-30 21:00:10,323 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:00:10,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:00:11,368 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:00:13,308 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:00:13,310 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1933 states to 381 states and 1933 transitions. [2018-09-30 21:00:13,310 INFO L276 IsEmpty]: Start isEmpty. Operand 381 states and 1933 transitions. [2018-09-30 21:00:13,310 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-09-30 21:00:13,311 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:00:13,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:00:13,317 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:00:14,725 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:00:14,726 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1953 states to 384 states and 1953 transitions. [2018-09-30 21:00:14,726 INFO L276 IsEmpty]: Start isEmpty. Operand 384 states and 1953 transitions. [2018-09-30 21:00:14,727 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-09-30 21:00:14,727 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:00:14,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:00:15,871 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:00:20,539 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:00:20,540 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1966 states to 386 states and 1966 transitions. [2018-09-30 21:00:20,541 INFO L276 IsEmpty]: Start isEmpty. Operand 386 states and 1966 transitions. [2018-09-30 21:00:20,541 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-09-30 21:00:20,541 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:00:20,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:00:20,940 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:00:22,184 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:00:22,185 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1975 states to 387 states and 1975 transitions. [2018-09-30 21:00:22,185 INFO L276 IsEmpty]: Start isEmpty. Operand 387 states and 1975 transitions. [2018-09-30 21:00:22,185 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-09-30 21:00:22,185 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:00:22,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:00:22,191 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:00:25,011 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:00:25,012 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1991 states to 389 states and 1991 transitions. [2018-09-30 21:00:25,012 INFO L276 IsEmpty]: Start isEmpty. Operand 389 states and 1991 transitions. [2018-09-30 21:00:25,012 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-09-30 21:00:25,012 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:00:25,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:00:25,385 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:00:25,992 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:00:25,993 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1997 states to 390 states and 1997 transitions. [2018-09-30 21:00:25,993 INFO L276 IsEmpty]: Start isEmpty. Operand 390 states and 1997 transitions. [2018-09-30 21:00:25,994 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-09-30 21:00:25,994 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:00:25,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:00:26,429 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:00:28,061 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:00:28,063 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2009 states to 391 states and 2009 transitions. [2018-09-30 21:00:28,063 INFO L276 IsEmpty]: Start isEmpty. Operand 391 states and 2009 transitions. [2018-09-30 21:00:28,063 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-09-30 21:00:28,063 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:00:28,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:00:28,068 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:00:29,626 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:00:29,627 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2026 states to 392 states and 2026 transitions. [2018-09-30 21:00:29,628 INFO L276 IsEmpty]: Start isEmpty. Operand 392 states and 2026 transitions. [2018-09-30 21:00:29,628 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-09-30 21:00:29,628 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:00:29,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:00:29,632 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:00:30,114 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:00:30,115 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2038 states to 393 states and 2038 transitions. [2018-09-30 21:00:30,116 INFO L276 IsEmpty]: Start isEmpty. Operand 393 states and 2038 transitions. [2018-09-30 21:00:30,116 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-09-30 21:00:30,116 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:00:30,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:00:30,167 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-09-30 21:00:32,237 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:00:32,238 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2057 states to 396 states and 2057 transitions. [2018-09-30 21:00:32,238 INFO L276 IsEmpty]: Start isEmpty. Operand 396 states and 2057 transitions. [2018-09-30 21:00:32,238 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-09-30 21:00:32,238 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:00:32,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:00:32,243 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:00:33,503 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:00:33,504 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2065 states to 397 states and 2065 transitions. [2018-09-30 21:00:33,504 INFO L276 IsEmpty]: Start isEmpty. Operand 397 states and 2065 transitions. [2018-09-30 21:00:33,505 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-09-30 21:00:33,505 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:00:33,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:00:33,511 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:00:35,048 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:00:35,050 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2072 states to 398 states and 2072 transitions. [2018-09-30 21:00:35,050 INFO L276 IsEmpty]: Start isEmpty. Operand 398 states and 2072 transitions. [2018-09-30 21:00:35,051 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-09-30 21:00:35,051 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:00:35,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:00:35,056 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:00:35,078 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:00:35,079 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2073 states to 399 states and 2073 transitions. [2018-09-30 21:00:35,079 INFO L276 IsEmpty]: Start isEmpty. Operand 399 states and 2073 transitions. [2018-09-30 21:00:35,080 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-09-30 21:00:35,080 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:00:35,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:00:35,548 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:00:37,271 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:00:37,271 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2076 states to 400 states and 2076 transitions. [2018-09-30 21:00:37,272 INFO L276 IsEmpty]: Start isEmpty. Operand 400 states and 2076 transitions. [2018-09-30 21:00:37,272 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-09-30 21:00:37,272 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:00:37,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:00:37,278 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:00:42,296 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:00:42,297 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2092 states to 404 states and 2092 transitions. [2018-09-30 21:00:42,297 INFO L276 IsEmpty]: Start isEmpty. Operand 404 states and 2092 transitions. [2018-09-30 21:00:42,297 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-09-30 21:00:42,298 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:00:42,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:00:42,302 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:00:44,750 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:00:44,751 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2099 states to 405 states and 2099 transitions. [2018-09-30 21:00:44,751 INFO L276 IsEmpty]: Start isEmpty. Operand 405 states and 2099 transitions. [2018-09-30 21:00:44,752 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-09-30 21:00:44,752 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:00:44,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:00:44,757 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:00:48,976 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:00:48,977 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2137 states to 409 states and 2137 transitions. [2018-09-30 21:00:48,977 INFO L276 IsEmpty]: Start isEmpty. Operand 409 states and 2137 transitions. [2018-09-30 21:00:48,978 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-09-30 21:00:48,978 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:00:48,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:00:48,983 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:00:50,391 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:00:50,392 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2141 states to 410 states and 2141 transitions. [2018-09-30 21:00:50,392 INFO L276 IsEmpty]: Start isEmpty. Operand 410 states and 2141 transitions. [2018-09-30 21:00:50,392 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-09-30 21:00:50,392 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:00:50,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:00:50,396 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:00:50,439 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:00:50,440 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2151 states to 411 states and 2151 transitions. [2018-09-30 21:00:50,440 INFO L276 IsEmpty]: Start isEmpty. Operand 411 states and 2151 transitions. [2018-09-30 21:00:50,441 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-09-30 21:00:50,441 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:00:50,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:00:50,446 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:00:51,896 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:00:51,897 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2157 states to 412 states and 2157 transitions. [2018-09-30 21:00:51,897 INFO L276 IsEmpty]: Start isEmpty. Operand 412 states and 2157 transitions. [2018-09-30 21:00:51,898 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-09-30 21:00:51,898 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:00:51,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:00:51,908 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:00:52,987 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:00:52,989 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2160 states to 413 states and 2160 transitions. [2018-09-30 21:00:52,989 INFO L276 IsEmpty]: Start isEmpty. Operand 413 states and 2160 transitions. [2018-09-30 21:00:52,990 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-09-30 21:00:52,990 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:00:52,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:00:52,994 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:00:53,033 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:00:53,035 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2168 states to 414 states and 2168 transitions. [2018-09-30 21:00:53,035 INFO L276 IsEmpty]: Start isEmpty. Operand 414 states and 2168 transitions. [2018-09-30 21:00:53,036 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-09-30 21:00:53,036 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:00:53,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:00:53,040 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:00:58,605 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:00:58,606 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2190 states to 419 states and 2190 transitions. [2018-09-30 21:00:58,606 INFO L276 IsEmpty]: Start isEmpty. Operand 419 states and 2190 transitions. [2018-09-30 21:00:58,607 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-09-30 21:00:58,607 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:00:58,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:00:58,611 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:00:58,673 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:00:58,674 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2199 states to 420 states and 2199 transitions. [2018-09-30 21:00:58,675 INFO L276 IsEmpty]: Start isEmpty. Operand 420 states and 2199 transitions. [2018-09-30 21:00:58,675 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-09-30 21:00:58,676 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:00:58,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:00:58,680 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:01:00,208 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:01:00,210 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2208 states to 422 states and 2208 transitions. [2018-09-30 21:01:00,210 INFO L276 IsEmpty]: Start isEmpty. Operand 422 states and 2208 transitions. [2018-09-30 21:01:00,211 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-09-30 21:01:00,211 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:01:00,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:01:00,740 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:01:03,622 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:01:03,623 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2217 states to 424 states and 2217 transitions. [2018-09-30 21:01:03,623 INFO L276 IsEmpty]: Start isEmpty. Operand 424 states and 2217 transitions. [2018-09-30 21:01:03,624 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-09-30 21:01:03,624 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:01:03,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:01:03,627 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-09-30 21:01:05,084 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:01:05,086 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2226 states to 426 states and 2226 transitions. [2018-09-30 21:01:05,086 INFO L276 IsEmpty]: Start isEmpty. Operand 426 states and 2226 transitions. [2018-09-30 21:01:05,086 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-09-30 21:01:05,086 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:01:05,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:01:05,090 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-09-30 21:01:06,282 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:01:06,284 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2235 states to 428 states and 2235 transitions. [2018-09-30 21:01:06,284 INFO L276 IsEmpty]: Start isEmpty. Operand 428 states and 2235 transitions. [2018-09-30 21:01:06,285 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-09-30 21:01:06,285 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:01:06,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:01:06,406 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:01:09,043 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:01:09,044 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2257 states to 430 states and 2257 transitions. [2018-09-30 21:01:09,044 INFO L276 IsEmpty]: Start isEmpty. Operand 430 states and 2257 transitions. [2018-09-30 21:01:09,045 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-09-30 21:01:09,045 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:01:09,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:01:09,123 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:01:10,559 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:01:10,560 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2273 states to 431 states and 2273 transitions. [2018-09-30 21:01:10,560 INFO L276 IsEmpty]: Start isEmpty. Operand 431 states and 2273 transitions. [2018-09-30 21:01:10,561 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-09-30 21:01:10,562 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:01:10,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:01:10,566 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-09-30 21:01:11,347 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:01:11,348 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2278 states to 432 states and 2278 transitions. [2018-09-30 21:01:11,348 INFO L276 IsEmpty]: Start isEmpty. Operand 432 states and 2278 transitions. [2018-09-30 21:01:11,349 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-09-30 21:01:11,349 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:01:11,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:01:11,353 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-09-30 21:01:12,778 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:01:12,779 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2282 states to 433 states and 2282 transitions. [2018-09-30 21:01:12,779 INFO L276 IsEmpty]: Start isEmpty. Operand 433 states and 2282 transitions. [2018-09-30 21:01:12,780 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-09-30 21:01:12,780 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:01:12,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:01:12,875 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:01:13,555 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:01:13,557 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2287 states to 434 states and 2287 transitions. [2018-09-30 21:01:13,557 INFO L276 IsEmpty]: Start isEmpty. Operand 434 states and 2287 transitions. [2018-09-30 21:01:13,558 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-09-30 21:01:13,558 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:01:13,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:01:13,671 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:01:13,709 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:01:13,710 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2291 states to 435 states and 2291 transitions. [2018-09-30 21:01:13,710 INFO L276 IsEmpty]: Start isEmpty. Operand 435 states and 2291 transitions. [2018-09-30 21:01:13,711 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-09-30 21:01:13,711 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:01:13,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:01:13,790 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:01:13,824 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:01:13,825 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2300 states to 436 states and 2300 transitions. [2018-09-30 21:01:13,825 INFO L276 IsEmpty]: Start isEmpty. Operand 436 states and 2300 transitions. [2018-09-30 21:01:13,825 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-09-30 21:01:13,826 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:01:13,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:01:13,903 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:01:16,606 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:01:16,607 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2324 states to 438 states and 2324 transitions. [2018-09-30 21:01:16,607 INFO L276 IsEmpty]: Start isEmpty. Operand 438 states and 2324 transitions. [2018-09-30 21:01:16,608 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-09-30 21:01:16,608 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:01:16,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:01:16,687 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:01:16,725 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:01:16,726 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2332 states to 439 states and 2332 transitions. [2018-09-30 21:01:16,726 INFO L276 IsEmpty]: Start isEmpty. Operand 439 states and 2332 transitions. [2018-09-30 21:01:16,727 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-09-30 21:01:16,727 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:01:16,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:01:16,731 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:01:18,234 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:01:18,235 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2334 states to 440 states and 2334 transitions. [2018-09-30 21:01:18,235 INFO L276 IsEmpty]: Start isEmpty. Operand 440 states and 2334 transitions. [2018-09-30 21:01:18,236 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-09-30 21:01:18,236 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:01:18,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:01:18,317 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:01:19,951 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:01:19,952 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2338 states to 441 states and 2338 transitions. [2018-09-30 21:01:19,953 INFO L276 IsEmpty]: Start isEmpty. Operand 441 states and 2338 transitions. [2018-09-30 21:01:19,953 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-09-30 21:01:19,953 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:01:19,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:01:19,958 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-09-30 21:01:22,752 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:01:22,753 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2345 states to 443 states and 2345 transitions. [2018-09-30 21:01:22,753 INFO L276 IsEmpty]: Start isEmpty. Operand 443 states and 2345 transitions. [2018-09-30 21:01:22,754 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-09-30 21:01:22,754 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:01:22,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:01:22,838 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. Received shutdown request... [2018-09-30 21:01:27,076 INFO L256 ToolchainWalker]: Toolchain cancelled while executing plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck. Reason: Timeout or Toolchain cancelled by user [2018-09-30 21:01:27,081 INFO L168 Benchmark]: Toolchain (without parser) took 249585.89 ms. Allocated memory was 1.5 GB in the beginning and 3.4 GB in the end (delta: 1.9 GB). Free memory was 1.5 GB in the beginning and 2.8 GB in the end (delta: -1.3 GB). Peak memory consumption was 518.2 MB. Max. memory is 7.1 GB. [2018-09-30 21:01:27,081 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.18 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-09-30 21:01:27,082 INFO L168 Benchmark]: Boogie Procedure Inliner took 45.93 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-09-30 21:01:27,082 INFO L168 Benchmark]: Boogie Preprocessor took 36.69 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-09-30 21:01:27,082 INFO L168 Benchmark]: RCFGBuilder took 1046.33 ms. Allocated memory is still 1.5 GB. Free memory was 1.5 GB in the beginning and 1.4 GB in the end (delta: 31.7 MB). Peak memory consumption was 31.7 MB. Max. memory is 7.1 GB. [2018-09-30 21:01:27,083 INFO L168 Benchmark]: CodeCheck took 248451.18 ms. Allocated memory was 1.5 GB in the beginning and 3.4 GB in the end (delta: 1.9 GB). Free memory was 1.4 GB in the beginning and 2.8 GB in the end (delta: -1.4 GB). Peak memory consumption was 486.4 MB. Max. memory is 7.1 GB. [2018-09-30 21:01:27,085 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 1035 known predicates. * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Boogie PL CUP Parser took 0.18 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 45.93 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Preprocessor took 36.69 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. * RCFGBuilder took 1046.33 ms. Allocated memory is still 1.5 GB. Free memory was 1.5 GB in the beginning and 1.4 GB in the end (delta: 31.7 MB). Peak memory consumption was 31.7 MB. Max. memory is 7.1 GB. * CodeCheck took 248451.18 ms. Allocated memory was 1.5 GB in the beginning and 3.4 GB in the end (delta: 1.9 GB). Free memory was 1.4 GB in the beginning and 2.8 GB in the end (delta: -1.4 GB). Peak memory consumption was 486.4 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: Timeout Written .csv to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/csv/threadpooling_out.bpl_svcomp-Reach-32bit-Kojak_Default.epf_KojakBplInline.xml/Csv-Benchmark-0-2018-09-30_21-01-27-097.csv Completed graceful shutdown