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_out3.mover.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.23-bd42740 [2018-09-23 21:47:02,184 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-09-23 21:47:02,186 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-09-23 21:47:02,198 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-09-23 21:47:02,198 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-09-23 21:47:02,199 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-09-23 21:47:02,201 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-09-23 21:47:02,203 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-09-23 21:47:02,204 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-09-23 21:47:02,205 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-09-23 21:47:02,206 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-09-23 21:47:02,207 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-09-23 21:47:02,208 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-09-23 21:47:02,209 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-09-23 21:47:02,210 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-09-23 21:47:02,212 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-09-23 21:47:02,213 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-09-23 21:47:02,215 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-09-23 21:47:02,217 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-09-23 21:47:02,219 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-09-23 21:47:02,220 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-09-23 21:47:02,221 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-09-23 21:47:02,224 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-09-23 21:47:02,224 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-09-23 21:47:02,224 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-09-23 21:47:02,225 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-09-23 21:47:02,226 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-09-23 21:47:02,227 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-09-23 21:47:02,228 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-09-23 21:47:02,229 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-09-23 21:47:02,230 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-09-23 21:47:02,230 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-09-23 21:47:02,231 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-09-23 21:47:02,231 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-09-23 21:47:02,232 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-09-23 21:47:02,233 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-09-23 21:47:02,233 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 [2018-09-23 21:47:02,253 INFO L110 SettingsManager]: Loading preferences was successful [2018-09-23 21:47:02,253 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-09-23 21:47:02,254 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-09-23 21:47:02,254 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-09-23 21:47:02,255 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-09-23 21:47:02,255 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-09-23 21:47:02,256 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-09-23 21:47:02,256 INFO L133 SettingsManager]: * sizeof long=4 [2018-09-23 21:47:02,256 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-09-23 21:47:02,256 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-09-23 21:47:02,256 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-09-23 21:47:02,257 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-09-23 21:47:02,257 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-09-23 21:47:02,257 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-09-23 21:47:02,257 INFO L133 SettingsManager]: * sizeof long double=12 [2018-09-23 21:47:02,258 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-09-23 21:47:02,258 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-09-23 21:47:02,259 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-09-23 21:47:02,259 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-09-23 21:47:02,259 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-09-23 21:47:02,259 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-09-23 21:47:02,259 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-09-23 21:47:02,260 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-09-23 21:47:02,260 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-09-23 21:47:02,260 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-09-23 21:47:02,260 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-09-23 21:47:02,261 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-09-23 21:47:02,261 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-09-23 21:47:02,261 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-09-23 21:47:02,318 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-09-23 21:47:02,339 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-09-23 21:47:02,345 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-09-23 21:47:02,346 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2018-09-23 21:47:02,347 INFO L276 PluginConnector]: Boogie PL CUP Parser initialized [2018-09-23 21:47:02,348 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/real-life/threadpooling_out3.mover.bpl [2018-09-23 21:47:02,348 INFO L111 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/real-life/threadpooling_out3.mover.bpl' [2018-09-23 21:47:02,426 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-09-23 21:47:02,430 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-09-23 21:47:02,431 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-09-23 21:47:02,431 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-09-23 21:47:02,431 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-09-23 21:47:02,454 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "threadpooling_out3.mover.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 23.09 09:47:02" (1/1) ... [2018-09-23 21:47:02,472 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "threadpooling_out3.mover.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 23.09 09:47:02" (1/1) ... [2018-09-23 21:47:02,487 WARN L165 Inliner]: Program contained no entry procedure! [2018-09-23 21:47:02,488 WARN L168 Inliner]: Missing entry procedures: [ULTIMATE.start] [2018-09-23 21:47:02,488 WARN L175 Inliner]: Fallback enabled. All procedures will be processed. [2018-09-23 21:47:02,490 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-09-23 21:47:02,491 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-09-23 21:47:02,491 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-09-23 21:47:02,492 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-09-23 21:47:02,503 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "threadpooling_out3.mover.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 23.09 09:47:02" (1/1) ... [2018-09-23 21:47:02,504 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "threadpooling_out3.mover.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 23.09 09:47:02" (1/1) ... [2018-09-23 21:47:02,512 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "threadpooling_out3.mover.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 23.09 09:47:02" (1/1) ... [2018-09-23 21:47:02,515 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "threadpooling_out3.mover.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 23.09 09:47:02" (1/1) ... [2018-09-23 21:47:02,532 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "threadpooling_out3.mover.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 23.09 09:47:02" (1/1) ... [2018-09-23 21:47:02,548 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "threadpooling_out3.mover.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 23.09 09:47:02" (1/1) ... [2018-09-23 21:47:02,552 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "threadpooling_out3.mover.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 23.09 09:47:02" (1/1) ... [2018-09-23 21:47:02,558 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-09-23 21:47:02,562 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-09-23 21:47:02,563 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-09-23 21:47:02,563 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-09-23 21:47:02,564 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "threadpooling_out3.mover.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 23.09 09:47:02" (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 [2018-09-23 21:47:02,634 INFO L124 BoogieDeclarations]: Specification and implementation of procedure product given in one single declaration [2018-09-23 21:47:02,634 INFO L130 BoogieDeclarations]: Found specification of procedure product [2018-09-23 21:47:02,634 INFO L138 BoogieDeclarations]: Found implementation of procedure product [2018-09-23 21:47:04,005 INFO L351 CfgBuilder]: Using library mode [2018-09-23 21:47:04,006 INFO L202 PluginConnector]: Adding new model threadpooling_out3.mover.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.09 09:47:04 BoogieIcfgContainer [2018-09-23 21:47:04,006 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-09-23 21:47:04,007 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-09-23 21:47:04,007 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-09-23 21:47:04,020 INFO L276 PluginConnector]: CodeCheck initialized [2018-09-23 21:47:04,020 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "threadpooling_out3.mover.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.09 09:47:04" (1/1) ... [2018-09-23 21:47:04,034 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-09-23 21:47:04,073 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:47:04,083 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 55 states and 136 transitions. [2018-09-23 21:47:04,084 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 136 transitions. [2018-09-23 21:47:04,091 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-23 21:47:04,091 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:47:04,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:47:04,471 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:47:04,751 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:47:04,753 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 156 states to 58 states and 156 transitions. [2018-09-23 21:47:04,754 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 156 transitions. [2018-09-23 21:47:04,755 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-23 21:47:04,756 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:47:04,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:47:05,090 WARN L178 SmtUtils]: Spent 167.00 ms on a formula simplification. DAG size of input: 18 DAG size of output: 8 [2018-09-23 21:47:05,325 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:47:05,778 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:47:05,781 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 178 states to 61 states and 178 transitions. [2018-09-23 21:47:05,781 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 178 transitions. [2018-09-23 21:47:05,782 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-23 21:47:05,783 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:47:05,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:47:06,072 WARN L178 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 18 DAG size of output: 8 [2018-09-23 21:47:06,165 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:47:06,452 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:47:06,454 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 193 states to 63 states and 193 transitions. [2018-09-23 21:47:06,455 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 193 transitions. [2018-09-23 21:47:06,456 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-23 21:47:06,456 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:47:06,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:47:06,480 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:47:06,535 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:47:06,537 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 209 states to 65 states and 209 transitions. [2018-09-23 21:47:06,537 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 209 transitions. [2018-09-23 21:47:06,538 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-23 21:47:06,538 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:47:06,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:47:06,713 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:47:07,233 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:47:07,235 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 233 states to 68 states and 233 transitions. [2018-09-23 21:47:07,236 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 233 transitions. [2018-09-23 21:47:07,237 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-23 21:47:07,237 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:47:07,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:47:07,258 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:47:07,304 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:47:07,305 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 239 states to 69 states and 239 transitions. [2018-09-23 21:47:07,306 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 239 transitions. [2018-09-23 21:47:07,307 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-23 21:47:07,307 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:47:07,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:47:07,453 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:47:07,841 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:47:07,843 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 266 states to 72 states and 266 transitions. [2018-09-23 21:47:07,843 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 266 transitions. [2018-09-23 21:47:07,844 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-23 21:47:07,844 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:47:07,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:47:07,861 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:47:08,151 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:47:08,152 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 274 states to 73 states and 274 transitions. [2018-09-23 21:47:08,152 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 274 transitions. [2018-09-23 21:47:08,153 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-23 21:47:08,154 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:47:08,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:47:08,193 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:47:08,257 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:47:08,258 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 288 states to 75 states and 288 transitions. [2018-09-23 21:47:08,259 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 288 transitions. [2018-09-23 21:47:08,260 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-23 21:47:08,260 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:47:08,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:47:08,402 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:47:08,989 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:47:08,990 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 313 states to 78 states and 313 transitions. [2018-09-23 21:47:08,991 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 313 transitions. [2018-09-23 21:47:08,992 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-23 21:47:08,992 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:47:08,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:47:09,150 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:47:09,921 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:47:09,922 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 322 states to 79 states and 322 transitions. [2018-09-23 21:47:09,923 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 322 transitions. [2018-09-23 21:47:09,924 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-23 21:47:09,925 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:47:09,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:47:09,942 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:47:10,176 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:47:10,177 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 334 states to 80 states and 334 transitions. [2018-09-23 21:47:10,177 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 334 transitions. [2018-09-23 21:47:10,178 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-23 21:47:10,178 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:47:10,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:47:10,475 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:47:11,605 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:47:11,606 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 364 states to 83 states and 364 transitions. [2018-09-23 21:47:11,606 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 364 transitions. [2018-09-23 21:47:11,607 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-09-23 21:47:11,607 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:47:11,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:47:11,938 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:47:13,296 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:47:13,297 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 406 states to 87 states and 406 transitions. [2018-09-23 21:47:13,297 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 406 transitions. [2018-09-23 21:47:13,298 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-09-23 21:47:13,298 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:47:13,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:47:13,577 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:47:15,242 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:47:15,243 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 418 states to 89 states and 418 transitions. [2018-09-23 21:47:15,244 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 418 transitions. [2018-09-23 21:47:15,245 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-09-23 21:47:15,245 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:47:15,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:47:15,265 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:47:15,308 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:47:15,309 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 424 states to 90 states and 424 transitions. [2018-09-23 21:47:15,309 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 424 transitions. [2018-09-23 21:47:15,310 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-09-23 21:47:15,310 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:47:15,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:47:16,020 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:47:16,670 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:47:16,671 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 432 states to 91 states and 432 transitions. [2018-09-23 21:47:16,671 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 432 transitions. [2018-09-23 21:47:16,672 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-09-23 21:47:16,672 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:47:16,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:47:16,686 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:47:16,773 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:47:16,773 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 437 states to 92 states and 437 transitions. [2018-09-23 21:47:16,774 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 437 transitions. [2018-09-23 21:47:16,774 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-09-23 21:47:16,774 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:47:16,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:47:16,788 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:47:16,858 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:47:16,859 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 454 states to 93 states and 454 transitions. [2018-09-23 21:47:16,859 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 454 transitions. [2018-09-23 21:47:16,860 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-09-23 21:47:16,860 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:47:16,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:47:17,116 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:47:18,446 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:47:18,447 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 508 states to 97 states and 508 transitions. [2018-09-23 21:47:18,447 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 508 transitions. [2018-09-23 21:47:18,448 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-09-23 21:47:18,448 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:47:18,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:47:18,458 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:47:18,852 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:47:18,853 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 517 states to 98 states and 517 transitions. [2018-09-23 21:47:18,854 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 517 transitions. [2018-09-23 21:47:18,854 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-09-23 21:47:18,854 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:47:18,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:47:19,099 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:47:20,030 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:47:20,032 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 543 states to 101 states and 543 transitions. [2018-09-23 21:47:20,032 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 543 transitions. [2018-09-23 21:47:20,033 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-09-23 21:47:20,033 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:47:20,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:47:20,478 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:47:21,198 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:47:21,199 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 551 states to 102 states and 551 transitions. [2018-09-23 21:47:21,199 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 551 transitions. [2018-09-23 21:47:21,199 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-09-23 21:47:21,200 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:47:21,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:47:21,580 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:47:22,925 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:47:22,926 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 586 states to 105 states and 586 transitions. [2018-09-23 21:47:22,926 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 586 transitions. [2018-09-23 21:47:22,926 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-09-23 21:47:22,927 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:47:22,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:47:22,939 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:47:23,565 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:47:23,566 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 594 states to 106 states and 594 transitions. [2018-09-23 21:47:23,567 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 594 transitions. [2018-09-23 21:47:23,568 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-09-23 21:47:23,568 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:47:23,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:47:23,631 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:47:23,869 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:47:23,869 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 600 states to 107 states and 600 transitions. [2018-09-23 21:47:23,869 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 600 transitions. [2018-09-23 21:47:23,870 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-09-23 21:47:23,870 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:47:23,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:47:24,314 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:47:25,693 WARN L178 SmtUtils]: Spent 318.00 ms on a formula simplification. DAG size of input: 18 DAG size of output: 16 [2018-09-23 21:47:26,431 WARN L178 SmtUtils]: Spent 148.00 ms on a formula simplification that was a NOOP. DAG size: 17 [2018-09-23 21:47:26,708 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:47:26,708 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 633 states to 109 states and 633 transitions. [2018-09-23 21:47:26,709 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 633 transitions. [2018-09-23 21:47:26,709 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-09-23 21:47:26,709 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:47:26,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:47:26,991 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:47:27,643 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:47:27,644 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 644 states to 110 states and 644 transitions. [2018-09-23 21:47:27,644 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 644 transitions. [2018-09-23 21:47:27,644 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-09-23 21:47:27,644 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:47:27,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:47:27,748 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:47:28,129 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:47:28,130 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 659 states to 111 states and 659 transitions. [2018-09-23 21:47:28,130 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 659 transitions. [2018-09-23 21:47:28,130 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-09-23 21:47:28,131 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:47:28,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:47:28,139 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:47:28,686 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:47:28,687 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 668 states to 112 states and 668 transitions. [2018-09-23 21:47:28,687 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 668 transitions. [2018-09-23 21:47:28,688 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-09-23 21:47:28,688 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:47:28,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:47:28,984 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:47:29,777 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:47:29,777 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 683 states to 113 states and 683 transitions. [2018-09-23 21:47:29,777 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 683 transitions. [2018-09-23 21:47:29,778 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-09-23 21:47:29,778 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:47:29,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:47:29,845 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:47:30,985 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:47:30,986 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 721 states to 116 states and 721 transitions. [2018-09-23 21:47:30,986 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 721 transitions. [2018-09-23 21:47:30,987 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-09-23 21:47:30,987 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:47:30,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:47:31,082 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:47:31,954 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:47:31,955 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 732 states to 117 states and 732 transitions. [2018-09-23 21:47:31,955 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 732 transitions. [2018-09-23 21:47:31,956 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-09-23 21:47:31,956 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:47:31,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:47:32,652 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:47:34,681 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:47:34,683 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 781 states to 121 states and 781 transitions. [2018-09-23 21:47:34,683 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 781 transitions. [2018-09-23 21:47:34,684 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-09-23 21:47:34,684 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:47:34,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:47:35,247 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:47:36,380 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:47:36,381 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 793 states to 123 states and 793 transitions. [2018-09-23 21:47:36,381 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 793 transitions. [2018-09-23 21:47:36,381 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-09-23 21:47:36,381 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:47:36,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:47:37,004 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:47:37,661 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:47:37,661 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 802 states to 124 states and 802 transitions. [2018-09-23 21:47:37,661 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 802 transitions. [2018-09-23 21:47:37,662 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-09-23 21:47:37,662 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:47:37,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:47:38,118 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:47:38,948 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:47:38,949 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 813 states to 125 states and 813 transitions. [2018-09-23 21:47:38,949 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 813 transitions. [2018-09-23 21:47:38,950 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-09-23 21:47:38,950 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:47:38,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:47:39,460 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:47:40,461 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:47:40,462 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 822 states to 126 states and 822 transitions. [2018-09-23 21:47:40,462 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 822 transitions. [2018-09-23 21:47:40,463 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-09-23 21:47:40,463 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:47:40,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:47:41,053 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:47:42,961 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:47:42,962 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 852 states to 129 states and 852 transitions. [2018-09-23 21:47:42,962 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 852 transitions. [2018-09-23 21:47:42,962 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-09-23 21:47:42,962 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:47:42,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:47:43,510 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:47:44,450 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:47:44,451 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 856 states to 130 states and 856 transitions. [2018-09-23 21:47:44,451 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 856 transitions. [2018-09-23 21:47:44,451 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-09-23 21:47:44,451 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:47:44,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:47:44,735 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:47:47,083 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:47:47,083 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 886 states to 133 states and 886 transitions. [2018-09-23 21:47:47,084 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 886 transitions. [2018-09-23 21:47:47,084 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-09-23 21:47:47,084 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:47:47,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:47:48,620 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:47:49,806 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:47:49,807 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 911 states to 134 states and 911 transitions. [2018-09-23 21:47:49,807 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 911 transitions. [2018-09-23 21:47:49,808 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-09-23 21:47:49,808 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:47:49,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:47:50,481 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:47:51,447 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:47:51,448 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 924 states to 135 states and 924 transitions. [2018-09-23 21:47:51,448 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 924 transitions. [2018-09-23 21:47:51,448 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-09-23 21:47:51,448 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:47:51,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:47:52,326 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:47:54,990 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:47:54,991 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 975 states to 138 states and 975 transitions. [2018-09-23 21:47:54,991 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 975 transitions. [2018-09-23 21:47:54,992 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-09-23 21:47:54,992 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:47:54,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:47:55,247 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:47:56,189 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:47:56,190 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 991 states to 139 states and 991 transitions. [2018-09-23 21:47:56,190 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 991 transitions. [2018-09-23 21:47:56,191 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-09-23 21:47:56,191 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:47:56,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:47:56,541 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:47:59,076 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:47:59,077 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1025 states to 142 states and 1025 transitions. [2018-09-23 21:47:59,077 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 1025 transitions. [2018-09-23 21:47:59,077 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-09-23 21:47:59,077 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:47:59,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:47:59,454 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:48:01,608 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:48:01,609 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1051 states to 145 states and 1051 transitions. [2018-09-23 21:48:01,609 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 1051 transitions. [2018-09-23 21:48:01,610 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-09-23 21:48:01,610 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:48:01,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:48:01,617 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:48:02,524 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:48:02,525 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1065 states to 146 states and 1065 transitions. [2018-09-23 21:48:02,525 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 1065 transitions. [2018-09-23 21:48:02,526 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-09-23 21:48:02,526 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:48:02,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:48:02,533 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:48:03,315 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:48:03,316 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1074 states to 147 states and 1074 transitions. [2018-09-23 21:48:03,316 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 1074 transitions. [2018-09-23 21:48:03,316 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-09-23 21:48:03,316 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:48:03,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:48:03,486 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:48:04,379 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:48:04,380 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1082 states to 148 states and 1082 transitions. [2018-09-23 21:48:04,381 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 1082 transitions. [2018-09-23 21:48:04,382 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-09-23 21:48:04,382 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:48:04,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:48:04,658 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:48:05,786 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:48:05,787 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1110 states to 149 states and 1110 transitions. [2018-09-23 21:48:05,787 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 1110 transitions. [2018-09-23 21:48:05,788 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-09-23 21:48:05,788 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:48:05,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:48:06,682 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:48:08,542 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:48:08,543 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1119 states to 150 states and 1119 transitions. [2018-09-23 21:48:08,544 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 1119 transitions. [2018-09-23 21:48:08,544 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-09-23 21:48:08,545 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:48:08,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:48:08,568 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:48:10,457 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:48:10,458 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1156 states to 152 states and 1156 transitions. [2018-09-23 21:48:10,458 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 1156 transitions. [2018-09-23 21:48:10,458 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-09-23 21:48:10,458 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:48:10,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:48:10,837 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:48:11,657 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:48:11,658 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1171 states to 153 states and 1171 transitions. [2018-09-23 21:48:11,658 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 1171 transitions. [2018-09-23 21:48:11,659 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-09-23 21:48:11,659 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:48:11,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:48:11,667 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:48:11,776 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:48:11,777 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1182 states to 154 states and 1182 transitions. [2018-09-23 21:48:11,777 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 1182 transitions. [2018-09-23 21:48:11,777 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-09-23 21:48:11,777 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:48:11,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:48:11,786 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:48:11,846 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:48:11,847 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1187 states to 155 states and 1187 transitions. [2018-09-23 21:48:11,847 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 1187 transitions. [2018-09-23 21:48:11,848 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-09-23 21:48:11,848 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:48:11,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:48:12,970 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:48:15,415 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:48:15,416 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1241 states to 159 states and 1241 transitions. [2018-09-23 21:48:15,416 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 1241 transitions. [2018-09-23 21:48:15,417 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-09-23 21:48:15,417 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:48:15,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:48:16,232 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:48:16,936 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:48:16,936 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1251 states to 160 states and 1251 transitions. [2018-09-23 21:48:16,936 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 1251 transitions. [2018-09-23 21:48:16,937 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-09-23 21:48:16,937 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:48:16,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:48:16,946 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:48:18,146 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:48:18,147 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1260 states to 161 states and 1260 transitions. [2018-09-23 21:48:18,147 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 1260 transitions. [2018-09-23 21:48:18,148 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-09-23 21:48:18,148 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:48:18,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:48:18,153 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:48:20,033 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:48:20,033 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1306 states to 164 states and 1306 transitions. [2018-09-23 21:48:20,034 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 1306 transitions. [2018-09-23 21:48:20,034 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-09-23 21:48:20,035 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:48:20,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:48:20,188 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:48:20,932 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:48:20,933 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1312 states to 165 states and 1312 transitions. [2018-09-23 21:48:20,933 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 1312 transitions. [2018-09-23 21:48:20,934 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-09-23 21:48:20,934 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:48:20,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:48:22,190 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:48:26,271 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:48:26,272 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1371 states to 169 states and 1371 transitions. [2018-09-23 21:48:26,272 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 1371 transitions. [2018-09-23 21:48:26,273 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-09-23 21:48:26,273 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:48:26,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:48:26,280 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:48:26,777 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:48:26,778 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1396 states to 170 states and 1396 transitions. [2018-09-23 21:48:26,778 INFO L276 IsEmpty]: Start isEmpty. Operand 170 states and 1396 transitions. [2018-09-23 21:48:26,778 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-09-23 21:48:26,779 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:48:26,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:48:27,428 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:48:29,058 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:48:29,059 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1401 states to 171 states and 1401 transitions. [2018-09-23 21:48:29,059 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states and 1401 transitions. [2018-09-23 21:48:29,060 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-09-23 21:48:29,060 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:48:29,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:48:29,066 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:48:31,731 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:48:31,732 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1438 states to 174 states and 1438 transitions. [2018-09-23 21:48:31,732 INFO L276 IsEmpty]: Start isEmpty. Operand 174 states and 1438 transitions. [2018-09-23 21:48:31,733 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-09-23 21:48:31,733 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:48:31,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:48:31,740 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:48:32,749 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:48:32,750 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1454 states to 175 states and 1454 transitions. [2018-09-23 21:48:32,750 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 1454 transitions. [2018-09-23 21:48:32,750 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-09-23 21:48:32,751 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:48:32,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:48:33,515 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:48:34,984 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:48:34,985 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1495 states to 176 states and 1495 transitions. [2018-09-23 21:48:34,985 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 1495 transitions. [2018-09-23 21:48:34,986 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-09-23 21:48:34,986 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:48:34,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:48:34,993 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:48:36,245 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:48:36,246 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1514 states to 177 states and 1514 transitions. [2018-09-23 21:48:36,246 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 1514 transitions. [2018-09-23 21:48:36,247 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-09-23 21:48:36,247 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:48:36,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:48:36,580 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:48:37,914 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:48:37,915 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1545 states to 178 states and 1545 transitions. [2018-09-23 21:48:37,915 INFO L276 IsEmpty]: Start isEmpty. Operand 178 states and 1545 transitions. [2018-09-23 21:48:37,916 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-09-23 21:48:37,916 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:48:37,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:48:38,626 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:48:40,147 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:48:40,148 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1565 states to 179 states and 1565 transitions. [2018-09-23 21:48:40,148 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 1565 transitions. [2018-09-23 21:48:40,149 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-09-23 21:48:40,149 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:48:40,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:48:40,915 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:48:43,548 WARN L178 SmtUtils]: Spent 109.00 ms on a formula simplification that was a NOOP. DAG size: 26 [2018-09-23 21:48:44,320 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:48:44,321 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1604 states to 181 states and 1604 transitions. [2018-09-23 21:48:44,321 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 1604 transitions. [2018-09-23 21:48:44,322 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-09-23 21:48:44,322 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:48:44,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:48:44,327 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:48:46,279 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:48:46,280 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1632 states to 183 states and 1632 transitions. [2018-09-23 21:48:46,280 INFO L276 IsEmpty]: Start isEmpty. Operand 183 states and 1632 transitions. [2018-09-23 21:48:46,281 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-09-23 21:48:46,281 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:48:46,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:48:46,890 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:48:49,685 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:48:49,686 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1659 states to 185 states and 1659 transitions. [2018-09-23 21:48:49,686 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states and 1659 transitions. [2018-09-23 21:48:49,686 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-09-23 21:48:49,686 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:48:49,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:48:49,766 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:48:50,742 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:48:50,743 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1671 states to 186 states and 1671 transitions. [2018-09-23 21:48:50,743 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 1671 transitions. [2018-09-23 21:48:50,744 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-09-23 21:48:50,744 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:48:50,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:48:50,878 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:48:51,810 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:48:51,811 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1679 states to 187 states and 1679 transitions. [2018-09-23 21:48:51,811 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 1679 transitions. [2018-09-23 21:48:51,812 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-09-23 21:48:51,812 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:48:51,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:48:51,817 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:48:54,132 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:48:54,133 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1729 states to 190 states and 1729 transitions. [2018-09-23 21:48:54,133 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states and 1729 transitions. [2018-09-23 21:48:54,134 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-09-23 21:48:54,134 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:48:54,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:48:54,140 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:48:55,135 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:48:55,136 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1739 states to 191 states and 1739 transitions. [2018-09-23 21:48:55,136 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 1739 transitions. [2018-09-23 21:48:55,137 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-09-23 21:48:55,137 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:48:55,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:48:56,378 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:49:00,058 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:49:00,059 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1772 states to 193 states and 1772 transitions. [2018-09-23 21:49:00,059 INFO L276 IsEmpty]: Start isEmpty. Operand 193 states and 1772 transitions. [2018-09-23 21:49:00,059 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-09-23 21:49:00,059 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:49:00,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:49:00,065 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:49:01,482 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:49:01,484 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1789 states to 194 states and 1789 transitions. [2018-09-23 21:49:01,484 INFO L276 IsEmpty]: Start isEmpty. Operand 194 states and 1789 transitions. [2018-09-23 21:49:01,485 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-09-23 21:49:01,485 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:49:01,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:49:02,395 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:49:05,670 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:49:05,672 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1837 states to 196 states and 1837 transitions. [2018-09-23 21:49:05,672 INFO L276 IsEmpty]: Start isEmpty. Operand 196 states and 1837 transitions. [2018-09-23 21:49:05,673 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-09-23 21:49:05,673 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:49:05,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:49:05,679 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:49:08,011 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:49:08,013 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1884 states to 198 states and 1884 transitions. [2018-09-23 21:49:08,013 INFO L276 IsEmpty]: Start isEmpty. Operand 198 states and 1884 transitions. [2018-09-23 21:49:08,014 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-09-23 21:49:08,014 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:49:08,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:49:08,019 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:49:09,544 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:49:09,546 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1899 states to 199 states and 1899 transitions. [2018-09-23 21:49:09,546 INFO L276 IsEmpty]: Start isEmpty. Operand 199 states and 1899 transitions. [2018-09-23 21:49:09,546 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-09-23 21:49:09,547 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:49:09,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:49:11,152 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:49:13,999 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:49:14,000 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1914 states to 200 states and 1914 transitions. [2018-09-23 21:49:14,000 INFO L276 IsEmpty]: Start isEmpty. Operand 200 states and 1914 transitions. [2018-09-23 21:49:14,001 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-09-23 21:49:14,001 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:49:14,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:49:14,005 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:49:15,354 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:49:15,355 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1925 states to 201 states and 1925 transitions. [2018-09-23 21:49:15,355 INFO L276 IsEmpty]: Start isEmpty. Operand 201 states and 1925 transitions. [2018-09-23 21:49:15,356 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-09-23 21:49:15,356 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:49:15,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:49:15,996 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:49:19,648 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:49:19,649 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1983 states to 203 states and 1983 transitions. [2018-09-23 21:49:19,650 INFO L276 IsEmpty]: Start isEmpty. Operand 203 states and 1983 transitions. [2018-09-23 21:49:19,650 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-09-23 21:49:19,650 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:49:19,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:49:20,906 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:49:25,054 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:49:25,055 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2044 states to 205 states and 2044 transitions. [2018-09-23 21:49:25,055 INFO L276 IsEmpty]: Start isEmpty. Operand 205 states and 2044 transitions. [2018-09-23 21:49:25,055 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-09-23 21:49:25,055 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:49:25,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:49:25,903 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:49:27,911 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:49:27,912 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2049 states to 206 states and 2049 transitions. [2018-09-23 21:49:27,912 INFO L276 IsEmpty]: Start isEmpty. Operand 206 states and 2049 transitions. [2018-09-23 21:49:27,913 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-09-23 21:49:27,913 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:49:27,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:49:27,921 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:49:29,684 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:49:29,685 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2079 states to 207 states and 2079 transitions. [2018-09-23 21:49:29,686 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states and 2079 transitions. [2018-09-23 21:49:29,686 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-09-23 21:49:29,686 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:49:29,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:49:29,694 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:49:31,516 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:49:31,517 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2100 states to 208 states and 2100 transitions. [2018-09-23 21:49:31,517 INFO L276 IsEmpty]: Start isEmpty. Operand 208 states and 2100 transitions. [2018-09-23 21:49:31,518 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-09-23 21:49:31,518 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:49:31,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:49:31,951 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:49:33,457 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:49:33,458 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2124 states to 209 states and 2124 transitions. [2018-09-23 21:49:33,458 INFO L276 IsEmpty]: Start isEmpty. Operand 209 states and 2124 transitions. [2018-09-23 21:49:33,459 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-09-23 21:49:33,459 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:49:33,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:49:33,466 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:49:36,123 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:49:36,125 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2155 states to 210 states and 2155 transitions. [2018-09-23 21:49:36,125 INFO L276 IsEmpty]: Start isEmpty. Operand 210 states and 2155 transitions. [2018-09-23 21:49:36,126 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-09-23 21:49:36,126 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:49:36,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:49:36,233 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:49:37,514 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:49:37,516 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2164 states to 211 states and 2164 transitions. [2018-09-23 21:49:37,516 INFO L276 IsEmpty]: Start isEmpty. Operand 211 states and 2164 transitions. [2018-09-23 21:49:37,517 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-09-23 21:49:37,517 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:49:37,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:49:37,522 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:49:40,647 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:49:40,648 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2195 states to 213 states and 2195 transitions. [2018-09-23 21:49:40,648 INFO L276 IsEmpty]: Start isEmpty. Operand 213 states and 2195 transitions. [2018-09-23 21:49:40,649 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-09-23 21:49:40,649 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:49:40,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:49:40,654 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:49:43,738 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:49:43,740 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2225 states to 215 states and 2225 transitions. [2018-09-23 21:49:43,740 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states and 2225 transitions. [2018-09-23 21:49:43,740 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-09-23 21:49:43,741 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:49:43,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:49:43,768 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:49:45,300 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:49:45,302 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2246 states to 216 states and 2246 transitions. [2018-09-23 21:49:45,302 INFO L276 IsEmpty]: Start isEmpty. Operand 216 states and 2246 transitions. [2018-09-23 21:49:45,303 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-09-23 21:49:45,303 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:49:45,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:49:45,719 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:49:47,299 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:49:47,301 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2262 states to 217 states and 2262 transitions. [2018-09-23 21:49:47,301 INFO L276 IsEmpty]: Start isEmpty. Operand 217 states and 2262 transitions. [2018-09-23 21:49:47,302 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-09-23 21:49:47,302 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:49:47,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:49:47,307 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:49:48,579 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:49:48,580 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2273 states to 218 states and 2273 transitions. [2018-09-23 21:49:48,580 INFO L276 IsEmpty]: Start isEmpty. Operand 218 states and 2273 transitions. [2018-09-23 21:49:48,581 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-09-23 21:49:48,581 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:49:48,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:49:50,486 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:49:56,187 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:49:56,188 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2374 states to 222 states and 2374 transitions. [2018-09-23 21:49:56,188 INFO L276 IsEmpty]: Start isEmpty. Operand 222 states and 2374 transitions. [2018-09-23 21:49:56,189 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-09-23 21:49:56,189 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:49:56,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:49:57,599 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:50:04,442 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:50:04,443 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2467 states to 226 states and 2467 transitions. [2018-09-23 21:50:04,443 INFO L276 IsEmpty]: Start isEmpty. Operand 226 states and 2467 transitions. [2018-09-23 21:50:04,444 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-09-23 21:50:04,444 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:50:04,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:50:05,721 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:50:06,453 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:50:06,454 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2471 states to 227 states and 2471 transitions. [2018-09-23 21:50:06,454 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 2471 transitions. [2018-09-23 21:50:06,454 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-09-23 21:50:06,454 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:50:06,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:50:06,461 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:50:08,564 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:50:08,565 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2501 states to 228 states and 2501 transitions. [2018-09-23 21:50:08,565 INFO L276 IsEmpty]: Start isEmpty. Operand 228 states and 2501 transitions. [2018-09-23 21:50:08,566 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-09-23 21:50:08,566 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:50:08,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:50:08,572 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:50:10,183 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:50:10,184 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2516 states to 229 states and 2516 transitions. [2018-09-23 21:50:10,184 INFO L276 IsEmpty]: Start isEmpty. Operand 229 states and 2516 transitions. [2018-09-23 21:50:10,185 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-09-23 21:50:10,185 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:50:10,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:50:10,838 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:50:12,341 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:50:12,342 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2546 states to 230 states and 2546 transitions. [2018-09-23 21:50:12,342 INFO L276 IsEmpty]: Start isEmpty. Operand 230 states and 2546 transitions. [2018-09-23 21:50:12,343 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-09-23 21:50:12,346 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:50:12,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:50:12,651 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:50:14,378 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:50:14,379 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2579 states to 231 states and 2579 transitions. [2018-09-23 21:50:14,379 INFO L276 IsEmpty]: Start isEmpty. Operand 231 states and 2579 transitions. [2018-09-23 21:50:14,380 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-09-23 21:50:14,380 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:50:14,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:50:16,131 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:50:22,473 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:50:22,475 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2653 states to 234 states and 2653 transitions. [2018-09-23 21:50:22,475 INFO L276 IsEmpty]: Start isEmpty. Operand 234 states and 2653 transitions. [2018-09-23 21:50:22,475 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-09-23 21:50:22,475 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:50:22,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:50:22,512 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:50:26,254 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:50:26,255 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2689 states to 236 states and 2689 transitions. [2018-09-23 21:50:26,255 INFO L276 IsEmpty]: Start isEmpty. Operand 236 states and 2689 transitions. [2018-09-23 21:50:26,256 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-09-23 21:50:26,256 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:50:26,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:50:26,263 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:50:28,000 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:50:28,002 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2701 states to 237 states and 2701 transitions. [2018-09-23 21:50:28,002 INFO L276 IsEmpty]: Start isEmpty. Operand 237 states and 2701 transitions. [2018-09-23 21:50:28,003 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-09-23 21:50:28,003 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:50:28,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:50:28,011 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:50:32,104 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:50:32,106 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2744 states to 239 states and 2744 transitions. [2018-09-23 21:50:32,106 INFO L276 IsEmpty]: Start isEmpty. Operand 239 states and 2744 transitions. [2018-09-23 21:50:32,107 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-09-23 21:50:32,107 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:50:32,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:50:32,465 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:50:36,831 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:50:36,833 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2805 states to 241 states and 2805 transitions. [2018-09-23 21:50:36,833 INFO L276 IsEmpty]: Start isEmpty. Operand 241 states and 2805 transitions. [2018-09-23 21:50:36,834 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-09-23 21:50:36,834 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:50:36,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:50:36,841 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:50:38,510 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:50:38,512 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2817 states to 242 states and 2817 transitions. [2018-09-23 21:50:38,512 INFO L276 IsEmpty]: Start isEmpty. Operand 242 states and 2817 transitions. [2018-09-23 21:50:38,513 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-09-23 21:50:38,513 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:50:38,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:50:38,520 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:50:42,788 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:50:42,789 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2869 states to 244 states and 2869 transitions. [2018-09-23 21:50:42,789 INFO L276 IsEmpty]: Start isEmpty. Operand 244 states and 2869 transitions. [2018-09-23 21:50:42,790 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-09-23 21:50:42,790 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:50:42,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:50:42,797 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:50:45,148 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:50:45,149 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2905 states to 245 states and 2905 transitions. [2018-09-23 21:50:45,150 INFO L276 IsEmpty]: Start isEmpty. Operand 245 states and 2905 transitions. [2018-09-23 21:50:45,150 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-09-23 21:50:45,150 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:50:45,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:50:45,322 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:50:49,418 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:50:49,420 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2966 states to 247 states and 2966 transitions. [2018-09-23 21:50:49,420 INFO L276 IsEmpty]: Start isEmpty. Operand 247 states and 2966 transitions. [2018-09-23 21:50:49,421 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-09-23 21:50:49,421 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:50:49,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:50:49,428 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:50:50,166 WARN L178 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 52 DAG size of output: 41 [2018-09-23 21:50:53,235 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:50:53,237 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3008 states to 249 states and 3008 transitions. [2018-09-23 21:50:53,237 INFO L276 IsEmpty]: Start isEmpty. Operand 249 states and 3008 transitions. [2018-09-23 21:50:53,238 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-09-23 21:50:53,238 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:50:53,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:50:54,113 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:50:56,383 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:50:56,384 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3054 states to 250 states and 3054 transitions. [2018-09-23 21:50:56,384 INFO L276 IsEmpty]: Start isEmpty. Operand 250 states and 3054 transitions. [2018-09-23 21:50:56,385 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-09-23 21:50:56,385 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:50:56,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:50:56,549 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:50:58,264 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:50:58,265 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3069 states to 251 states and 3069 transitions. [2018-09-23 21:50:58,265 INFO L276 IsEmpty]: Start isEmpty. Operand 251 states and 3069 transitions. [2018-09-23 21:50:58,266 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-09-23 21:50:58,266 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:50:58,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:50:58,472 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:51:00,335 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:51:00,337 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3088 states to 252 states and 3088 transitions. [2018-09-23 21:51:00,337 INFO L276 IsEmpty]: Start isEmpty. Operand 252 states and 3088 transitions. [2018-09-23 21:51:00,338 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-09-23 21:51:00,338 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:51:00,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:51:00,408 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:51:02,639 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:51:02,640 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3114 states to 253 states and 3114 transitions. [2018-09-23 21:51:02,640 INFO L276 IsEmpty]: Start isEmpty. Operand 253 states and 3114 transitions. [2018-09-23 21:51:02,641 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-09-23 21:51:02,641 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:51:02,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:51:02,647 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:51:04,506 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:51:04,508 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3155 states to 254 states and 3155 transitions. [2018-09-23 21:51:04,508 INFO L276 IsEmpty]: Start isEmpty. Operand 254 states and 3155 transitions. [2018-09-23 21:51:04,508 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-09-23 21:51:04,508 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:51:04,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:51:04,531 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:51:06,852 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:51:06,853 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3192 states to 255 states and 3192 transitions. [2018-09-23 21:51:06,853 INFO L276 IsEmpty]: Start isEmpty. Operand 255 states and 3192 transitions. [2018-09-23 21:51:06,853 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-09-23 21:51:06,853 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:51:06,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:51:06,859 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:51:08,661 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:51:08,662 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3229 states to 256 states and 3229 transitions. [2018-09-23 21:51:08,662 INFO L276 IsEmpty]: Start isEmpty. Operand 256 states and 3229 transitions. [2018-09-23 21:51:08,663 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-09-23 21:51:08,663 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:51:08,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:51:08,836 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:51:10,687 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:51:10,689 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3258 states to 257 states and 3258 transitions. [2018-09-23 21:51:10,689 INFO L276 IsEmpty]: Start isEmpty. Operand 257 states and 3258 transitions. [2018-09-23 21:51:10,690 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-09-23 21:51:10,690 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:51:10,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:51:10,697 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:51:12,801 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:51:12,803 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3277 states to 258 states and 3277 transitions. [2018-09-23 21:51:12,803 INFO L276 IsEmpty]: Start isEmpty. Operand 258 states and 3277 transitions. [2018-09-23 21:51:12,803 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-09-23 21:51:12,803 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:51:12,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:51:12,855 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. Received shutdown request... [2018-09-23 21:51:14,902 INFO L202 PluginConnector]: Adding new model threadpooling_out3.mover.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 23.09 09:51:14 ImpRootNode [2018-09-23 21:51:14,902 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-09-23 21:51:14,903 INFO L168 Benchmark]: Toolchain (without parser) took 252476.20 ms. Allocated memory was 1.5 GB in the beginning and 3.2 GB in the end (delta: 1.6 GB). Free memory was 1.5 GB in the beginning and 1.5 GB in the end (delta: -58.6 MB). Peak memory consumption was 1.6 GB. Max. memory is 7.1 GB. [2018-09-23 21:51:14,910 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.20 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-09-23 21:51:14,911 INFO L168 Benchmark]: Boogie Procedure Inliner took 60.19 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-09-23 21:51:14,911 INFO L168 Benchmark]: Boogie Preprocessor took 70.36 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. [2018-09-23 21:51:14,911 INFO L168 Benchmark]: RCFGBuilder took 1443.59 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: 52.9 MB). Peak memory consumption was 52.9 MB. Max. memory is 7.1 GB. [2018-09-23 21:51:14,912 INFO L168 Benchmark]: CodeCheck took 250895.94 ms. Allocated memory was 1.5 GB in the beginning and 3.2 GB in the end (delta: 1.6 GB). Free memory was 1.4 GB in the beginning and 1.5 GB in the end (delta: -111.5 MB). Peak memory consumption was 1.5 GB. Max. memory is 7.1 GB. [2018-09-23 21:51:14,917 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - TimeoutResultAtElement [Line: 589]: Timeout (CodeCheck) Unable to prove that assertion always holds (line 589) - TimeoutResultAtElement [Line: 446]: Timeout (CodeCheck) Unable to prove that assertion always holds (line 446) - TimeoutResultAtElement [Line: 816]: Timeout (CodeCheck) Unable to prove that assertion always holds (line 816) - TimeoutResultAtElement [Line: 832]: Timeout (CodeCheck) Unable to prove that assertion always holds (line 832) - TimeoutResultAtElement [Line: 579]: Timeout (CodeCheck) Unable to prove that assertion always holds (line 579) - TimeoutResultAtElement [Line: 640]: Timeout (CodeCheck) Unable to prove that assertion always holds (line 640) - TimeoutResultAtElement [Line: 71]: Timeout (CodeCheck) Unable to prove that assertion always holds (line 71) - TimeoutResultAtElement [Line: 569]: Timeout (CodeCheck) Unable to prove that assertion always holds (line 569) - TimeoutResultAtElement [Line: 675]: Timeout (CodeCheck) Unable to prove that assertion always holds (line 675) - TimeoutResultAtElement [Line: 574]: Timeout (CodeCheck) Unable to prove that assertion always holds (line 574) - TimeoutResultAtElement [Line: 800]: Timeout (CodeCheck) Unable to prove that assertion always holds (line 800) - TimeoutResultAtElement [Line: 223]: Timeout (CodeCheck) Unable to prove that assertion always holds (line 223) - TimeoutResultAtElement [Line: 599]: Timeout (CodeCheck) Unable to prove that assertion always holds (line 599) - TimeoutResultAtElement [Line: 194]: Timeout (CodeCheck) Unable to prove that assertion always holds (line 194) - TimeoutResultAtElement [Line: 594]: Timeout (CodeCheck) Unable to prove that assertion always holds (line 594) - TimeoutResultAtElement [Line: 847]: Timeout (CodeCheck) Unable to prove that assertion always holds (line 847) - TimeoutResultAtElement [Line: 604]: Timeout (CodeCheck) Unable to prove that assertion always holds (line 604) - TimeoutResultAtElement [Line: 645]: Timeout (CodeCheck) Unable to prove that assertion always holds (line 645) - TimeoutResultAtElement [Line: 199]: Timeout (CodeCheck) Unable to prove that assertion always holds (line 199) - TimeoutResultAtElement [Line: 95]: Timeout (CodeCheck) Unable to prove that assertion always holds (line 95) - TimeoutResultAtElement [Line: 263]: Timeout (CodeCheck) Unable to prove that assertion always holds (line 263) - TimeoutResultAtElement [Line: 584]: Timeout (CodeCheck) Unable to prove that assertion always holds (line 584) - TimeoutResultAtElement [Line: 624]: Timeout (CodeCheck) Unable to prove that assertion always holds (line 624) - TimeoutResultAtElement [Line: 470]: Timeout (CodeCheck) Unable to prove that assertion always holds (line 470) - TimeoutResultAtElement [Line: 660]: Timeout (CodeCheck) Unable to prove that assertion always holds (line 660) - TimeoutResultAtElement [Line: 337]: Timeout (CodeCheck) Unable to prove that assertion always holds (line 337) - TimeoutResultAtElement [Line: 316]: Timeout (CodeCheck) Unable to prove that assertion always holds (line 316) - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 1 procedures, 84 locations, 27 error locations. UNKNOWN Result, 250.8s OverallTime, 124 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 469762048 SDtfs, -1036803824 SDslu, 1207963648 SDs, 0 SdLazy, -1512512042 SolverSat, -1339817038 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 700.6s Time, PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 40.5s InterpolantComputationTime, 799 NumberOfCodeBlocks, 799 NumberOfCodeBlocksAsserted, 124 NumberOfCheckSat, 675 ConstructedInterpolants, 0 QuantifiedInterpolants, 34114 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 124 InterpolantComputations, 119 PerfectInterpolantSequences, 17/22 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - GenericResult: Unable to decide if program is safe! Unable to decide if program is safe! * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Boogie PL CUP Parser took 0.20 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 60.19 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Preprocessor took 70.36 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 1443.59 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: 52.9 MB). Peak memory consumption was 52.9 MB. Max. memory is 7.1 GB. * CodeCheck took 250895.94 ms. Allocated memory was 1.5 GB in the beginning and 3.2 GB in the end (delta: 1.6 GB). Free memory was 1.4 GB in the beginning and 1.5 GB in the end (delta: -111.5 MB). Peak memory consumption was 1.5 GB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: Timeout Written .csv to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/csv/threadpooling_out3.mover.bpl_svcomp-Reach-32bit-Kojak_Default.epf_KojakBplInline.xml/Csv-CodeCheckBenchmarks-0-2018-09-23_21-51-14-936.csv Written .csv to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/csv/threadpooling_out3.mover.bpl_svcomp-Reach-32bit-Kojak_Default.epf_KojakBplInline.xml/Csv-Benchmark-0-2018-09-23_21-51-14-936.csv Completed graceful shutdown