java -Xmx8000000000 -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data --generate-csv --csv-dir csv -tc ../../../trunk/examples/toolchains/KojakBplInline.xml -s ../../../trunk/examples/settings/pu-bench/svcomp-Reach-32bit-Kojak_Default.epf -i ../../../trunk/examples/programs/toy/tooDifficultLoopInvariant/Luxembourg.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.23-bd42740 [2018-09-23 22:12:32,267 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-09-23 22:12:32,269 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-09-23 22:12:32,289 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-09-23 22:12:32,289 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-09-23 22:12:32,290 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-09-23 22:12:32,295 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-09-23 22:12:32,297 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-09-23 22:12:32,298 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-09-23 22:12:32,299 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-09-23 22:12:32,300 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-09-23 22:12:32,303 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-09-23 22:12:32,305 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-09-23 22:12:32,308 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-09-23 22:12:32,313 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-09-23 22:12:32,314 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-09-23 22:12:32,318 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-09-23 22:12:32,323 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-09-23 22:12:32,325 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-09-23 22:12:32,330 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-09-23 22:12:32,331 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-09-23 22:12:32,334 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-09-23 22:12:32,338 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-09-23 22:12:32,339 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-09-23 22:12:32,339 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-09-23 22:12:32,342 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-09-23 22:12:32,343 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-09-23 22:12:32,344 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-09-23 22:12:32,347 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-09-23 22:12:32,349 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-09-23 22:12:32,349 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-09-23 22:12:32,350 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-09-23 22:12:32,350 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-09-23 22:12:32,350 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-09-23 22:12:32,352 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-09-23 22:12:32,353 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-09-23 22:12:32,353 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 22:12:32,382 INFO L110 SettingsManager]: Loading preferences was successful [2018-09-23 22:12:32,383 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-09-23 22:12:32,386 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-09-23 22:12:32,386 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-09-23 22:12:32,386 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-09-23 22:12:32,387 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-09-23 22:12:32,387 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-09-23 22:12:32,390 INFO L133 SettingsManager]: * sizeof long=4 [2018-09-23 22:12:32,390 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-09-23 22:12:32,390 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-09-23 22:12:32,390 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-09-23 22:12:32,390 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-09-23 22:12:32,390 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-09-23 22:12:32,391 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-09-23 22:12:32,391 INFO L133 SettingsManager]: * sizeof long double=12 [2018-09-23 22:12:32,391 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-09-23 22:12:32,391 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-09-23 22:12:32,391 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-09-23 22:12:32,392 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-09-23 22:12:32,392 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-09-23 22:12:32,392 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-09-23 22:12:32,392 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-09-23 22:12:32,394 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-09-23 22:12:32,394 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-09-23 22:12:32,394 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-09-23 22:12:32,394 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-09-23 22:12:32,394 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-09-23 22:12:32,395 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-09-23 22:12:32,395 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-09-23 22:12:32,444 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-09-23 22:12:32,465 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-09-23 22:12:32,471 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-09-23 22:12:32,473 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2018-09-23 22:12:32,473 INFO L276 PluginConnector]: Boogie PL CUP Parser initialized [2018-09-23 22:12:32,474 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/toy/tooDifficultLoopInvariant/Luxembourg.bpl [2018-09-23 22:12:32,475 INFO L111 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/toy/tooDifficultLoopInvariant/Luxembourg.bpl' [2018-09-23 22:12:32,529 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-09-23 22:12:32,535 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-09-23 22:12:32,535 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-09-23 22:12:32,536 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-09-23 22:12:32,536 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-09-23 22:12:32,558 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "Luxembourg.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 23.09 10:12:32" (1/1) ... [2018-09-23 22:12:32,572 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "Luxembourg.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 23.09 10:12:32" (1/1) ... [2018-09-23 22:12:32,577 WARN L165 Inliner]: Program contained no entry procedure! [2018-09-23 22:12:32,578 WARN L168 Inliner]: Missing entry procedures: [ULTIMATE.start] [2018-09-23 22:12:32,578 WARN L175 Inliner]: Fallback enabled. All procedures will be processed. [2018-09-23 22:12:32,581 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-09-23 22:12:32,581 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-09-23 22:12:32,582 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-09-23 22:12:32,582 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-09-23 22:12:32,593 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "Luxembourg.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 23.09 10:12:32" (1/1) ... [2018-09-23 22:12:32,594 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "Luxembourg.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 23.09 10:12:32" (1/1) ... [2018-09-23 22:12:32,594 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "Luxembourg.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 23.09 10:12:32" (1/1) ... [2018-09-23 22:12:32,595 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "Luxembourg.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 23.09 10:12:32" (1/1) ... [2018-09-23 22:12:32,597 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "Luxembourg.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 23.09 10:12:32" (1/1) ... [2018-09-23 22:12:32,604 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "Luxembourg.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 23.09 10:12:32" (1/1) ... [2018-09-23 22:12:32,605 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "Luxembourg.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 23.09 10:12:32" (1/1) ... [2018-09-23 22:12:32,606 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-09-23 22:12:32,607 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-09-23 22:12:32,607 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-09-23 22:12:32,607 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-09-23 22:12:32,608 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "Luxembourg.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 23.09 10:12:32" (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 22:12:32,689 INFO L124 BoogieDeclarations]: Specification and implementation of procedure main given in one single declaration [2018-09-23 22:12:32,689 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-09-23 22:12:32,690 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-09-23 22:12:32,840 INFO L351 CfgBuilder]: Using library mode [2018-09-23 22:12:32,840 INFO L202 PluginConnector]: Adding new model Luxembourg.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.09 10:12:32 BoogieIcfgContainer [2018-09-23 22:12:32,840 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-09-23 22:12:32,841 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-09-23 22:12:32,841 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-09-23 22:12:32,853 INFO L276 PluginConnector]: CodeCheck initialized [2018-09-23 22:12:32,854 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "Luxembourg.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.09 10:12:32" (1/1) ... [2018-09-23 22:12:32,866 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-09-23 22:12:32,900 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:12:32,909 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 6 states and 7 transitions. [2018-09-23 22:12:32,909 INFO L276 IsEmpty]: Start isEmpty. Operand 6 states and 7 transitions. [2018-09-23 22:12:32,913 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-09-23 22:12:32,913 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:12:32,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:12:33,063 INFO 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 22:12:33,223 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:12:33,223 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 7 states and 10 transitions. [2018-09-23 22:12:33,223 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 10 transitions. [2018-09-23 22:12:33,224 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-23 22:12:33,224 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:12:33,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:12:33,310 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 22:12:33,442 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:12:33,443 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 8 states and 12 transitions. [2018-09-23 22:12:33,443 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 12 transitions. [2018-09-23 22:12:33,443 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-23 22:12:33,443 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:12:33,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:12:33,478 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:12:33,675 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:12:33,676 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 9 states and 14 transitions. [2018-09-23 22:12:33,676 INFO L276 IsEmpty]: Start isEmpty. Operand 9 states and 14 transitions. [2018-09-23 22:12:33,676 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-09-23 22:12:33,677 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:12:33,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:12:33,861 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:12:34,040 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:12:34,041 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 10 states and 16 transitions. [2018-09-23 22:12:34,041 INFO L276 IsEmpty]: Start isEmpty. Operand 10 states and 16 transitions. [2018-09-23 22:12:34,041 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-09-23 22:12:34,041 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:12:34,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:12:34,089 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:12:34,283 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:12:34,284 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 11 states and 18 transitions. [2018-09-23 22:12:34,284 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 18 transitions. [2018-09-23 22:12:34,285 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-09-23 22:12:34,285 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:12:34,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:12:34,350 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:12:34,500 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:12:34,500 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 12 states and 20 transitions. [2018-09-23 22:12:34,501 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 20 transitions. [2018-09-23 22:12:34,501 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-09-23 22:12:34,501 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:12:34,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:12:34,781 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:12:34,978 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:12:34,979 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 13 states and 22 transitions. [2018-09-23 22:12:34,979 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 22 transitions. [2018-09-23 22:12:34,980 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-09-23 22:12:34,980 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:12:34,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:12:35,065 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:12:35,245 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:12:35,246 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 14 states and 24 transitions. [2018-09-23 22:12:35,247 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 24 transitions. [2018-09-23 22:12:35,247 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-09-23 22:12:35,248 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:12:35,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:12:35,331 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:12:35,420 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:12:35,421 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 15 states and 26 transitions. [2018-09-23 22:12:35,421 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 26 transitions. [2018-09-23 22:12:35,422 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-09-23 22:12:35,422 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:12:35,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:12:35,516 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:12:35,719 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:12:35,719 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 16 states and 28 transitions. [2018-09-23 22:12:35,720 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 28 transitions. [2018-09-23 22:12:35,720 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-09-23 22:12:35,720 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:12:35,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:12:35,821 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 55 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:12:35,975 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:12:35,975 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 17 states and 30 transitions. [2018-09-23 22:12:35,976 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 30 transitions. [2018-09-23 22:12:35,976 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-23 22:12:35,977 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:12:35,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:12:36,091 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 0 proven. 66 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:12:36,210 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:12:36,211 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 18 states and 32 transitions. [2018-09-23 22:12:36,211 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 32 transitions. [2018-09-23 22:12:36,212 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-09-23 22:12:36,213 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:12:36,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:12:36,319 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 0 proven. 78 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:12:36,420 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:12:36,421 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 19 states and 34 transitions. [2018-09-23 22:12:36,421 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 34 transitions. [2018-09-23 22:12:36,422 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-09-23 22:12:36,423 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:12:36,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:12:36,523 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:12:36,652 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:12:36,653 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 20 states and 36 transitions. [2018-09-23 22:12:36,653 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 36 transitions. [2018-09-23 22:12:36,654 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-09-23 22:12:36,654 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:12:36,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:12:36,870 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 0 proven. 105 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:12:37,156 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:12:37,157 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 21 states and 38 transitions. [2018-09-23 22:12:37,157 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 38 transitions. [2018-09-23 22:12:37,158 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-09-23 22:12:37,158 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:12:37,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:12:37,266 INFO L134 CoverageAnalysis]: Checked inductivity of 120 backedges. 0 proven. 120 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:12:37,530 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:12:37,531 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 22 states and 40 transitions. [2018-09-23 22:12:37,531 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 40 transitions. [2018-09-23 22:12:37,532 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-09-23 22:12:37,532 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:12:37,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:12:37,627 INFO L134 CoverageAnalysis]: Checked inductivity of 136 backedges. 0 proven. 136 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:12:37,761 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:12:37,762 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 23 states and 42 transitions. [2018-09-23 22:12:37,762 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 42 transitions. [2018-09-23 22:12:37,763 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-09-23 22:12:37,764 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:12:37,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:12:37,844 INFO L134 CoverageAnalysis]: Checked inductivity of 153 backedges. 0 proven. 153 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:12:38,159 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:12:38,161 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 24 states and 44 transitions. [2018-09-23 22:12:38,161 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 44 transitions. [2018-09-23 22:12:38,162 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2018-09-23 22:12:38,162 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:12:38,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:12:38,269 INFO L134 CoverageAnalysis]: Checked inductivity of 171 backedges. 0 proven. 171 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:12:38,421 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:12:38,421 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 25 states and 46 transitions. [2018-09-23 22:12:38,422 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 46 transitions. [2018-09-23 22:12:38,423 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2018-09-23 22:12:38,423 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:12:38,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:12:38,493 INFO L134 CoverageAnalysis]: Checked inductivity of 190 backedges. 0 proven. 190 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:12:38,630 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:12:38,631 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 26 states and 48 transitions. [2018-09-23 22:12:38,631 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 48 transitions. [2018-09-23 22:12:38,632 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2018-09-23 22:12:38,632 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:12:38,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:12:39,096 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 0 proven. 210 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:12:39,439 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:12:39,439 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 27 states and 50 transitions. [2018-09-23 22:12:39,440 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 50 transitions. [2018-09-23 22:12:39,441 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2018-09-23 22:12:39,441 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:12:39,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:12:39,629 INFO L134 CoverageAnalysis]: Checked inductivity of 231 backedges. 0 proven. 231 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:12:40,299 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:12:40,300 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 28 states and 52 transitions. [2018-09-23 22:12:40,300 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 52 transitions. [2018-09-23 22:12:40,301 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2018-09-23 22:12:40,301 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:12:40,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:12:40,766 INFO L134 CoverageAnalysis]: Checked inductivity of 253 backedges. 0 proven. 253 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:12:41,161 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:12:41,162 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 54 transitions. [2018-09-23 22:12:41,162 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 54 transitions. [2018-09-23 22:12:41,163 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2018-09-23 22:12:41,163 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:12:41,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:12:41,420 INFO L134 CoverageAnalysis]: Checked inductivity of 276 backedges. 0 proven. 276 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:12:41,617 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:12:41,617 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 30 states and 56 transitions. [2018-09-23 22:12:41,618 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 56 transitions. [2018-09-23 22:12:41,619 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2018-09-23 22:12:41,619 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:12:41,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:12:41,883 INFO L134 CoverageAnalysis]: Checked inductivity of 300 backedges. 0 proven. 300 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:12:42,278 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:12:42,279 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 31 states and 58 transitions. [2018-09-23 22:12:42,279 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 58 transitions. [2018-09-23 22:12:42,280 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2018-09-23 22:12:42,280 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:12:42,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:12:42,806 INFO L134 CoverageAnalysis]: Checked inductivity of 325 backedges. 0 proven. 325 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:12:42,950 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:12:42,951 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 32 states and 60 transitions. [2018-09-23 22:12:42,951 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 60 transitions. [2018-09-23 22:12:42,953 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2018-09-23 22:12:42,953 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:12:42,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:12:43,616 INFO L134 CoverageAnalysis]: Checked inductivity of 351 backedges. 0 proven. 351 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:12:43,907 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:12:43,907 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 33 states and 62 transitions. [2018-09-23 22:12:43,907 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 62 transitions. [2018-09-23 22:12:43,908 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2018-09-23 22:12:43,908 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:12:43,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:12:44,709 INFO L134 CoverageAnalysis]: Checked inductivity of 378 backedges. 0 proven. 378 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:12:44,869 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:12:44,869 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 34 states and 64 transitions. [2018-09-23 22:12:44,869 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 64 transitions. [2018-09-23 22:12:44,870 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2018-09-23 22:12:44,870 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:12:44,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:12:44,989 INFO L134 CoverageAnalysis]: Checked inductivity of 406 backedges. 0 proven. 406 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:12:45,117 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:12:45,118 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 35 states and 66 transitions. [2018-09-23 22:12:45,118 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 66 transitions. [2018-09-23 22:12:45,119 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2018-09-23 22:12:45,119 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:12:45,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:12:45,217 INFO L134 CoverageAnalysis]: Checked inductivity of 435 backedges. 0 proven. 435 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:12:45,345 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:12:45,345 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 36 states and 68 transitions. [2018-09-23 22:12:45,345 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 68 transitions. [2018-09-23 22:12:45,346 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2018-09-23 22:12:45,346 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:12:45,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:12:46,112 INFO L134 CoverageAnalysis]: Checked inductivity of 465 backedges. 0 proven. 465 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:12:46,258 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:12:46,259 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2018-09-23 22:12:46,259 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2018-09-23 22:12:46,259 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2018-09-23 22:12:46,260 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:12:46,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:12:46,368 INFO L134 CoverageAnalysis]: Checked inductivity of 496 backedges. 0 proven. 496 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:12:46,513 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:12:46,514 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 38 states and 72 transitions. [2018-09-23 22:12:46,514 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 72 transitions. [2018-09-23 22:12:46,514 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2018-09-23 22:12:46,515 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:12:46,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:12:46,625 INFO L134 CoverageAnalysis]: Checked inductivity of 528 backedges. 0 proven. 528 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:12:46,874 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:12:46,874 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 39 states and 74 transitions. [2018-09-23 22:12:46,875 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 74 transitions. [2018-09-23 22:12:46,875 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2018-09-23 22:12:46,875 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:12:46,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:12:47,198 INFO L134 CoverageAnalysis]: Checked inductivity of 561 backedges. 0 proven. 561 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:12:47,484 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:12:47,485 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 40 states and 76 transitions. [2018-09-23 22:12:47,485 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 76 transitions. [2018-09-23 22:12:47,485 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2018-09-23 22:12:47,486 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:12:47,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:12:47,757 INFO L134 CoverageAnalysis]: Checked inductivity of 595 backedges. 0 proven. 595 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:12:47,947 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:12:47,947 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 41 states and 78 transitions. [2018-09-23 22:12:47,948 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 78 transitions. [2018-09-23 22:12:47,948 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2018-09-23 22:12:47,948 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:12:47,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:12:48,111 INFO L134 CoverageAnalysis]: Checked inductivity of 630 backedges. 0 proven. 630 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:12:48,297 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:12:48,298 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 42 states and 80 transitions. [2018-09-23 22:12:48,298 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 80 transitions. [2018-09-23 22:12:48,299 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2018-09-23 22:12:48,299 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:12:48,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:12:48,597 INFO L134 CoverageAnalysis]: Checked inductivity of 666 backedges. 0 proven. 666 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:12:48,751 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:12:48,751 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 43 states and 82 transitions. [2018-09-23 22:12:48,751 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 82 transitions. [2018-09-23 22:12:48,752 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2018-09-23 22:12:48,752 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:12:48,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:12:48,916 INFO L134 CoverageAnalysis]: Checked inductivity of 703 backedges. 0 proven. 703 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:12:49,130 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:12:49,131 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 44 states and 84 transitions. [2018-09-23 22:12:49,131 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 84 transitions. [2018-09-23 22:12:49,132 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2018-09-23 22:12:49,132 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:12:49,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:12:49,297 INFO L134 CoverageAnalysis]: Checked inductivity of 741 backedges. 0 proven. 741 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:12:49,482 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:12:49,483 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 45 states and 86 transitions. [2018-09-23 22:12:49,483 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 86 transitions. [2018-09-23 22:12:49,484 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2018-09-23 22:12:49,484 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:12:49,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:12:49,598 INFO L134 CoverageAnalysis]: Checked inductivity of 780 backedges. 0 proven. 780 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:12:49,851 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:12:49,852 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 46 states and 88 transitions. [2018-09-23 22:12:49,852 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 88 transitions. [2018-09-23 22:12:49,852 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2018-09-23 22:12:49,853 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:12:49,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:12:49,980 INFO L134 CoverageAnalysis]: Checked inductivity of 820 backedges. 0 proven. 820 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:12:50,202 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:12:50,203 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 47 states and 90 transitions. [2018-09-23 22:12:50,203 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 90 transitions. [2018-09-23 22:12:50,204 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2018-09-23 22:12:50,204 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:12:50,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:12:50,457 INFO L134 CoverageAnalysis]: Checked inductivity of 861 backedges. 0 proven. 861 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:12:50,997 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:12:50,997 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 48 states and 92 transitions. [2018-09-23 22:12:50,998 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 92 transitions. [2018-09-23 22:12:50,998 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2018-09-23 22:12:50,998 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:12:51,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:12:51,232 INFO L134 CoverageAnalysis]: Checked inductivity of 903 backedges. 0 proven. 903 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:12:51,411 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:12:51,412 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 49 states and 94 transitions. [2018-09-23 22:12:51,412 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 94 transitions. [2018-09-23 22:12:51,412 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-09-23 22:12:51,412 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:12:51,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:12:51,574 INFO L134 CoverageAnalysis]: Checked inductivity of 946 backedges. 0 proven. 946 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:12:51,758 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:12:51,758 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 50 states and 96 transitions. [2018-09-23 22:12:51,759 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 96 transitions. [2018-09-23 22:12:51,759 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2018-09-23 22:12:51,759 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:12:51,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:12:51,874 INFO L134 CoverageAnalysis]: Checked inductivity of 990 backedges. 0 proven. 990 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:12:52,119 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:12:52,120 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 51 states and 98 transitions. [2018-09-23 22:12:52,120 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 98 transitions. [2018-09-23 22:12:52,121 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2018-09-23 22:12:52,121 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:12:52,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:12:52,408 INFO L134 CoverageAnalysis]: Checked inductivity of 1035 backedges. 0 proven. 1035 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:12:52,699 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:12:52,699 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 52 states and 100 transitions. [2018-09-23 22:12:52,699 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 100 transitions. [2018-09-23 22:12:52,700 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2018-09-23 22:12:52,700 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:12:52,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:12:53,180 INFO L134 CoverageAnalysis]: Checked inductivity of 1081 backedges. 0 proven. 1081 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:12:53,408 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:12:53,409 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 53 states and 102 transitions. [2018-09-23 22:12:53,409 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 102 transitions. [2018-09-23 22:12:53,410 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2018-09-23 22:12:53,410 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:12:53,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:12:53,559 INFO L134 CoverageAnalysis]: Checked inductivity of 1128 backedges. 0 proven. 1128 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:12:53,854 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:12:53,854 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 54 states and 104 transitions. [2018-09-23 22:12:53,854 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 104 transitions. [2018-09-23 22:12:53,855 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2018-09-23 22:12:53,855 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:12:53,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:12:53,977 INFO L134 CoverageAnalysis]: Checked inductivity of 1176 backedges. 0 proven. 1176 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:12:54,176 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:12:54,177 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 55 states and 106 transitions. [2018-09-23 22:12:54,177 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 106 transitions. [2018-09-23 22:12:54,178 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-09-23 22:12:54,178 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:12:54,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:12:55,366 INFO L134 CoverageAnalysis]: Checked inductivity of 1225 backedges. 0 proven. 1225 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:12:55,623 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:12:55,624 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 56 states and 108 transitions. [2018-09-23 22:12:55,624 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 108 transitions. [2018-09-23 22:12:55,624 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2018-09-23 22:12:55,625 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:12:55,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:12:55,982 INFO L134 CoverageAnalysis]: Checked inductivity of 1275 backedges. 0 proven. 1275 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:12:56,197 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:12:56,197 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 57 states and 110 transitions. [2018-09-23 22:12:56,197 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 110 transitions. [2018-09-23 22:12:56,198 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2018-09-23 22:12:56,198 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:12:56,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:12:56,309 INFO L134 CoverageAnalysis]: Checked inductivity of 1326 backedges. 0 proven. 1326 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:12:56,514 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:12:56,514 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 58 states and 112 transitions. [2018-09-23 22:12:56,515 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 112 transitions. [2018-09-23 22:12:56,515 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2018-09-23 22:12:56,515 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:12:56,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:12:56,666 INFO L134 CoverageAnalysis]: Checked inductivity of 1378 backedges. 0 proven. 1378 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:12:56,872 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:12:56,872 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 59 states and 114 transitions. [2018-09-23 22:12:56,873 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 114 transitions. [2018-09-23 22:12:56,873 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2018-09-23 22:12:56,873 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:12:56,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:12:57,038 INFO L134 CoverageAnalysis]: Checked inductivity of 1431 backedges. 0 proven. 1431 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:12:57,342 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:12:57,342 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 60 states and 116 transitions. [2018-09-23 22:12:57,342 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 116 transitions. [2018-09-23 22:12:57,343 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2018-09-23 22:12:57,343 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:12:57,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:12:57,685 INFO L134 CoverageAnalysis]: Checked inductivity of 1485 backedges. 0 proven. 1485 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:12:57,952 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:12:57,953 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 61 states and 118 transitions. [2018-09-23 22:12:57,953 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 118 transitions. [2018-09-23 22:12:57,953 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2018-09-23 22:12:57,953 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:12:57,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:12:58,322 INFO L134 CoverageAnalysis]: Checked inductivity of 1540 backedges. 0 proven. 1540 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:12:58,926 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:12:58,926 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 62 states and 120 transitions. [2018-09-23 22:12:58,926 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 120 transitions. [2018-09-23 22:12:58,927 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2018-09-23 22:12:58,927 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:12:58,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:12:59,066 INFO L134 CoverageAnalysis]: Checked inductivity of 1596 backedges. 0 proven. 1596 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:12:59,410 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:12:59,411 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 122 states to 63 states and 122 transitions. [2018-09-23 22:12:59,411 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 122 transitions. [2018-09-23 22:12:59,411 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-09-23 22:12:59,412 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:12:59,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:12:59,919 INFO L134 CoverageAnalysis]: Checked inductivity of 1653 backedges. 0 proven. 1653 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:13:00,197 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:13:00,197 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 64 states and 124 transitions. [2018-09-23 22:13:00,198 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 124 transitions. [2018-09-23 22:13:00,198 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2018-09-23 22:13:00,198 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:13:00,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:13:00,484 INFO L134 CoverageAnalysis]: Checked inductivity of 1711 backedges. 0 proven. 1711 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:13:00,722 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:13:00,722 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 126 states to 65 states and 126 transitions. [2018-09-23 22:13:00,722 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 126 transitions. [2018-09-23 22:13:00,723 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2018-09-23 22:13:00,723 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:13:00,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:13:00,853 INFO L134 CoverageAnalysis]: Checked inductivity of 1770 backedges. 0 proven. 1770 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:13:01,088 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:13:01,089 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 128 states to 66 states and 128 transitions. [2018-09-23 22:13:01,089 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 128 transitions. [2018-09-23 22:13:01,089 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2018-09-23 22:13:01,089 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:13:01,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:13:01,555 INFO L134 CoverageAnalysis]: Checked inductivity of 1830 backedges. 0 proven. 1830 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:13:01,834 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:13:01,834 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 67 states and 130 transitions. [2018-09-23 22:13:01,835 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 130 transitions. [2018-09-23 22:13:01,835 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2018-09-23 22:13:01,835 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:13:01,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:13:01,959 INFO L134 CoverageAnalysis]: Checked inductivity of 1891 backedges. 0 proven. 1891 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:13:02,214 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:13:02,215 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132 states to 68 states and 132 transitions. [2018-09-23 22:13:02,215 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 132 transitions. [2018-09-23 22:13:02,215 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2018-09-23 22:13:02,215 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:13:02,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:13:03,020 INFO L134 CoverageAnalysis]: Checked inductivity of 1953 backedges. 0 proven. 1953 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:13:08,043 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:13:08,043 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 69 states and 134 transitions. [2018-09-23 22:13:08,044 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 134 transitions. [2018-09-23 22:13:08,044 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2018-09-23 22:13:08,044 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:13:08,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:13:08,199 INFO L134 CoverageAnalysis]: Checked inductivity of 2016 backedges. 0 proven. 2016 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:13:08,539 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:13:08,540 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 70 states and 136 transitions. [2018-09-23 22:13:08,540 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 136 transitions. [2018-09-23 22:13:08,540 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2018-09-23 22:13:08,540 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:13:08,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:13:08,701 INFO L134 CoverageAnalysis]: Checked inductivity of 2080 backedges. 0 proven. 2080 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:13:08,956 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:13:08,956 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 71 states and 138 transitions. [2018-09-23 22:13:08,957 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 138 transitions. [2018-09-23 22:13:08,957 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2018-09-23 22:13:08,957 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:13:08,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:13:09,118 INFO L134 CoverageAnalysis]: Checked inductivity of 2145 backedges. 0 proven. 2145 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:13:09,381 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:13:09,382 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 140 states to 72 states and 140 transitions. [2018-09-23 22:13:09,382 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 140 transitions. [2018-09-23 22:13:09,383 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2018-09-23 22:13:09,383 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:13:09,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:13:09,531 INFO L134 CoverageAnalysis]: Checked inductivity of 2211 backedges. 0 proven. 2211 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:13:09,790 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:13:09,790 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 142 states to 73 states and 142 transitions. [2018-09-23 22:13:09,790 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 142 transitions. [2018-09-23 22:13:09,791 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2018-09-23 22:13:09,791 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:13:09,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:13:09,954 INFO L134 CoverageAnalysis]: Checked inductivity of 2278 backedges. 0 proven. 2278 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:13:10,219 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:13:10,219 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 74 states and 144 transitions. [2018-09-23 22:13:10,220 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 144 transitions. [2018-09-23 22:13:10,220 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2018-09-23 22:13:10,220 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:13:10,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:13:10,407 INFO L134 CoverageAnalysis]: Checked inductivity of 2346 backedges. 0 proven. 2346 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:13:10,677 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:13:10,678 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 146 states to 75 states and 146 transitions. [2018-09-23 22:13:10,678 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 146 transitions. [2018-09-23 22:13:10,678 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2018-09-23 22:13:10,678 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:13:10,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:13:10,861 INFO L134 CoverageAnalysis]: Checked inductivity of 2415 backedges. 0 proven. 2415 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:13:11,125 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:13:11,126 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 76 states and 148 transitions. [2018-09-23 22:13:11,126 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 148 transitions. [2018-09-23 22:13:11,127 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2018-09-23 22:13:11,127 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:13:11,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:13:11,291 INFO L134 CoverageAnalysis]: Checked inductivity of 2485 backedges. 0 proven. 2485 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:13:11,576 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:13:11,577 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 150 states to 77 states and 150 transitions. [2018-09-23 22:13:11,577 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 150 transitions. [2018-09-23 22:13:11,578 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2018-09-23 22:13:11,578 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:13:11,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:13:11,785 INFO L134 CoverageAnalysis]: Checked inductivity of 2556 backedges. 0 proven. 2556 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:13:12,108 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:13:12,109 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 152 states to 78 states and 152 transitions. [2018-09-23 22:13:12,109 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 152 transitions. [2018-09-23 22:13:12,110 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2018-09-23 22:13:12,110 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:13:12,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:13:12,307 INFO L134 CoverageAnalysis]: Checked inductivity of 2628 backedges. 0 proven. 2628 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:13:12,605 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:13:12,606 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 154 states to 79 states and 154 transitions. [2018-09-23 22:13:12,606 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 154 transitions. [2018-09-23 22:13:12,607 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2018-09-23 22:13:12,607 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:13:12,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:13:13,073 INFO L134 CoverageAnalysis]: Checked inductivity of 2701 backedges. 0 proven. 2701 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:13:13,361 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:13:13,362 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 156 states to 80 states and 156 transitions. [2018-09-23 22:13:13,362 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 156 transitions. [2018-09-23 22:13:13,362 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2018-09-23 22:13:13,362 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:13:13,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:13:13,554 INFO L134 CoverageAnalysis]: Checked inductivity of 2775 backedges. 0 proven. 2775 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:13:13,887 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:13:13,888 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 158 states to 81 states and 158 transitions. [2018-09-23 22:13:13,888 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 158 transitions. [2018-09-23 22:13:13,889 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2018-09-23 22:13:13,889 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:13:13,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:13:14,036 INFO L134 CoverageAnalysis]: Checked inductivity of 2850 backedges. 0 proven. 2850 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:13:14,348 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:13:14,349 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 82 states and 160 transitions. [2018-09-23 22:13:14,349 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 160 transitions. [2018-09-23 22:13:14,350 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2018-09-23 22:13:14,350 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:13:14,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:13:14,500 INFO L134 CoverageAnalysis]: Checked inductivity of 2926 backedges. 0 proven. 2926 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:13:14,800 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:13:14,801 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 83 states and 162 transitions. [2018-09-23 22:13:14,801 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 162 transitions. [2018-09-23 22:13:14,801 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2018-09-23 22:13:14,801 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:13:14,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:13:14,956 INFO L134 CoverageAnalysis]: Checked inductivity of 3003 backedges. 0 proven. 3003 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:13:15,256 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:13:15,256 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 164 states to 84 states and 164 transitions. [2018-09-23 22:13:15,256 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 164 transitions. [2018-09-23 22:13:15,257 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2018-09-23 22:13:15,257 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:13:15,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:13:15,483 INFO L134 CoverageAnalysis]: Checked inductivity of 3081 backedges. 0 proven. 3081 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:13:15,785 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:13:15,785 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 166 states to 85 states and 166 transitions. [2018-09-23 22:13:15,786 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 166 transitions. [2018-09-23 22:13:15,786 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2018-09-23 22:13:15,786 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:13:15,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:13:16,236 INFO L134 CoverageAnalysis]: Checked inductivity of 3160 backedges. 0 proven. 3160 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:13:16,582 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:13:16,582 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 168 states to 86 states and 168 transitions. [2018-09-23 22:13:16,582 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 168 transitions. [2018-09-23 22:13:16,583 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2018-09-23 22:13:16,583 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:13:16,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:13:16,827 INFO L134 CoverageAnalysis]: Checked inductivity of 3240 backedges. 0 proven. 3240 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:13:17,136 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:13:17,137 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 170 states to 87 states and 170 transitions. [2018-09-23 22:13:17,137 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 170 transitions. [2018-09-23 22:13:17,137 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2018-09-23 22:13:17,138 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:13:17,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:13:17,502 INFO L134 CoverageAnalysis]: Checked inductivity of 3321 backedges. 0 proven. 3321 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:13:18,107 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:13:18,108 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 172 states to 88 states and 172 transitions. [2018-09-23 22:13:18,108 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 172 transitions. [2018-09-23 22:13:18,108 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2018-09-23 22:13:18,109 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:13:18,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:13:18,326 INFO L134 CoverageAnalysis]: Checked inductivity of 3403 backedges. 0 proven. 3403 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:13:18,680 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:13:18,681 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 174 states to 89 states and 174 transitions. [2018-09-23 22:13:18,681 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 174 transitions. [2018-09-23 22:13:18,681 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2018-09-23 22:13:18,682 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:13:18,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:13:18,837 INFO L134 CoverageAnalysis]: Checked inductivity of 3486 backedges. 0 proven. 3486 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:13:19,280 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:13:19,281 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 176 states to 90 states and 176 transitions. [2018-09-23 22:13:19,281 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 176 transitions. [2018-09-23 22:13:19,282 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2018-09-23 22:13:19,282 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:13:19,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:13:19,442 INFO L134 CoverageAnalysis]: Checked inductivity of 3570 backedges. 0 proven. 3570 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:13:19,821 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:13:19,821 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 178 states to 91 states and 178 transitions. [2018-09-23 22:13:19,821 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 178 transitions. [2018-09-23 22:13:19,822 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2018-09-23 22:13:19,822 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:13:19,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:13:19,987 INFO L134 CoverageAnalysis]: Checked inductivity of 3655 backedges. 0 proven. 3655 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:13:20,319 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:13:20,320 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 180 states to 92 states and 180 transitions. [2018-09-23 22:13:20,320 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 180 transitions. [2018-09-23 22:13:20,320 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2018-09-23 22:13:20,320 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:13:20,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:13:20,617 INFO L134 CoverageAnalysis]: Checked inductivity of 3741 backedges. 0 proven. 3741 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:13:21,102 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:13:21,102 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 182 states to 93 states and 182 transitions. [2018-09-23 22:13:21,103 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 182 transitions. [2018-09-23 22:13:21,103 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2018-09-23 22:13:21,103 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:13:21,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:13:21,280 INFO L134 CoverageAnalysis]: Checked inductivity of 3828 backedges. 0 proven. 3828 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:13:21,612 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:13:21,612 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 184 states to 94 states and 184 transitions. [2018-09-23 22:13:21,612 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 184 transitions. [2018-09-23 22:13:21,613 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2018-09-23 22:13:21,613 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:13:21,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:13:21,836 INFO L134 CoverageAnalysis]: Checked inductivity of 3916 backedges. 0 proven. 3916 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:13:22,176 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:13:22,177 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 186 states to 95 states and 186 transitions. [2018-09-23 22:13:22,177 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 186 transitions. [2018-09-23 22:13:22,177 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2018-09-23 22:13:22,178 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:13:22,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:13:22,547 INFO L134 CoverageAnalysis]: Checked inductivity of 4005 backedges. 0 proven. 4005 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:13:23,005 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:13:23,006 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 188 states to 96 states and 188 transitions. [2018-09-23 22:13:23,006 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 188 transitions. [2018-09-23 22:13:23,007 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2018-09-23 22:13:23,007 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:13:23,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:13:23,367 INFO L134 CoverageAnalysis]: Checked inductivity of 4095 backedges. 0 proven. 4095 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:13:23,741 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:13:23,742 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 190 states to 97 states and 190 transitions. [2018-09-23 22:13:23,742 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 190 transitions. [2018-09-23 22:13:23,742 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2018-09-23 22:13:23,742 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:13:23,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:13:23,930 INFO L134 CoverageAnalysis]: Checked inductivity of 4186 backedges. 0 proven. 4186 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:13:24,280 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:13:24,281 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 192 states to 98 states and 192 transitions. [2018-09-23 22:13:24,281 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 192 transitions. [2018-09-23 22:13:24,281 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2018-09-23 22:13:24,282 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:13:24,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:13:24,521 INFO L134 CoverageAnalysis]: Checked inductivity of 4278 backedges. 0 proven. 4278 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:13:24,882 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:13:24,882 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 194 states to 99 states and 194 transitions. [2018-09-23 22:13:24,883 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 194 transitions. [2018-09-23 22:13:24,883 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2018-09-23 22:13:24,883 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:13:24,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:13:25,151 INFO L134 CoverageAnalysis]: Checked inductivity of 4371 backedges. 0 proven. 4371 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:13:25,539 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:13:25,540 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 196 states to 100 states and 196 transitions. [2018-09-23 22:13:25,540 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 196 transitions. [2018-09-23 22:13:25,540 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2018-09-23 22:13:25,540 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:13:25,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:13:25,723 INFO L134 CoverageAnalysis]: Checked inductivity of 4465 backedges. 0 proven. 4465 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:13:26,086 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:13:26,086 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 198 states to 101 states and 198 transitions. [2018-09-23 22:13:26,087 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 198 transitions. [2018-09-23 22:13:26,087 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2018-09-23 22:13:26,087 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:13:26,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:13:26,279 INFO L134 CoverageAnalysis]: Checked inductivity of 4560 backedges. 0 proven. 4560 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:13:26,643 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:13:26,644 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 200 states to 102 states and 200 transitions. [2018-09-23 22:13:26,644 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 200 transitions. [2018-09-23 22:13:26,645 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2018-09-23 22:13:26,645 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:13:26,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:13:26,949 INFO L134 CoverageAnalysis]: Checked inductivity of 4656 backedges. 0 proven. 4656 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:13:27,322 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:13:27,323 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 202 states to 103 states and 202 transitions. [2018-09-23 22:13:27,323 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 202 transitions. [2018-09-23 22:13:27,324 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2018-09-23 22:13:27,324 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:13:27,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:13:27,662 INFO L134 CoverageAnalysis]: Checked inductivity of 4753 backedges. 0 proven. 4753 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:13:28,535 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:13:28,536 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 204 states to 104 states and 204 transitions. [2018-09-23 22:13:28,536 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 204 transitions. [2018-09-23 22:13:28,537 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2018-09-23 22:13:28,537 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:13:28,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:13:28,732 INFO L134 CoverageAnalysis]: Checked inductivity of 4851 backedges. 0 proven. 4851 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:13:29,195 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:13:29,196 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 206 states to 105 states and 206 transitions. [2018-09-23 22:13:29,196 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 206 transitions. [2018-09-23 22:13:29,196 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2018-09-23 22:13:29,196 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:13:29,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:13:29,418 INFO L134 CoverageAnalysis]: Checked inductivity of 4950 backedges. 0 proven. 4950 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:13:29,893 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:13:29,893 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 208 states to 106 states and 208 transitions. [2018-09-23 22:13:29,894 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 208 transitions. [2018-09-23 22:13:29,894 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2018-09-23 22:13:29,894 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:13:29,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:13:30,146 INFO L134 CoverageAnalysis]: Checked inductivity of 5050 backedges. 0 proven. 5050 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:13:30,536 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:13:30,537 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 210 states to 107 states and 210 transitions. [2018-09-23 22:13:30,537 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 210 transitions. [2018-09-23 22:13:30,537 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2018-09-23 22:13:30,538 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:13:30,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:13:30,841 INFO L134 CoverageAnalysis]: Checked inductivity of 5151 backedges. 0 proven. 5151 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:13:31,238 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:13:31,238 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 212 states to 108 states and 212 transitions. [2018-09-23 22:13:31,238 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 212 transitions. [2018-09-23 22:13:31,239 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2018-09-23 22:13:31,239 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:13:31,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:13:31,488 INFO L134 CoverageAnalysis]: Checked inductivity of 5253 backedges. 0 proven. 5253 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:13:31,896 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:13:31,897 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 214 states to 109 states and 214 transitions. [2018-09-23 22:13:31,897 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 214 transitions. [2018-09-23 22:13:31,898 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2018-09-23 22:13:31,898 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:13:31,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:13:32,144 INFO L134 CoverageAnalysis]: Checked inductivity of 5356 backedges. 0 proven. 5356 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:13:32,548 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:13:32,549 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 216 states to 110 states and 216 transitions. [2018-09-23 22:13:32,549 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 216 transitions. [2018-09-23 22:13:32,550 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2018-09-23 22:13:32,550 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:13:32,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:13:32,803 INFO L134 CoverageAnalysis]: Checked inductivity of 5460 backedges. 0 proven. 5460 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:13:33,503 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:13:33,503 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 218 states to 111 states and 218 transitions. [2018-09-23 22:13:33,504 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 218 transitions. [2018-09-23 22:13:33,504 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2018-09-23 22:13:33,505 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:13:33,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:13:33,725 INFO L134 CoverageAnalysis]: Checked inductivity of 5565 backedges. 0 proven. 5565 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:13:34,224 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:13:34,225 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 220 states to 112 states and 220 transitions. [2018-09-23 22:13:34,225 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 220 transitions. [2018-09-23 22:13:34,226 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2018-09-23 22:13:34,226 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:13:34,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:13:34,454 INFO L134 CoverageAnalysis]: Checked inductivity of 5671 backedges. 0 proven. 5671 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:13:34,864 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:13:34,865 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 222 states to 113 states and 222 transitions. [2018-09-23 22:13:34,865 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 222 transitions. [2018-09-23 22:13:34,865 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2018-09-23 22:13:34,865 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:13:34,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:13:35,108 INFO L134 CoverageAnalysis]: Checked inductivity of 5778 backedges. 0 proven. 5778 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:13:35,547 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:13:35,547 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 224 states to 114 states and 224 transitions. [2018-09-23 22:13:35,547 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 224 transitions. [2018-09-23 22:13:35,548 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2018-09-23 22:13:35,548 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:13:35,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:13:35,865 INFO L134 CoverageAnalysis]: Checked inductivity of 5886 backedges. 0 proven. 5886 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:13:36,284 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:13:36,285 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 226 states to 115 states and 226 transitions. [2018-09-23 22:13:36,285 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 226 transitions. [2018-09-23 22:13:36,286 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2018-09-23 22:13:36,286 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:13:36,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:13:36,527 INFO L134 CoverageAnalysis]: Checked inductivity of 5995 backedges. 0 proven. 5995 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:13:36,962 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:13:36,962 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 228 states to 116 states and 228 transitions. [2018-09-23 22:13:36,962 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 228 transitions. [2018-09-23 22:13:36,963 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2018-09-23 22:13:36,963 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:13:37,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:13:37,252 INFO L134 CoverageAnalysis]: Checked inductivity of 6105 backedges. 0 proven. 6105 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:13:37,692 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:13:37,693 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 230 states to 117 states and 230 transitions. [2018-09-23 22:13:37,693 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 230 transitions. [2018-09-23 22:13:37,693 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2018-09-23 22:13:37,693 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:13:37,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:13:38,101 INFO L134 CoverageAnalysis]: Checked inductivity of 6216 backedges. 0 proven. 6216 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:13:38,907 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:13:38,908 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 232 states to 118 states and 232 transitions. [2018-09-23 22:13:38,908 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 232 transitions. [2018-09-23 22:13:38,908 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2018-09-23 22:13:38,908 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:13:38,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:13:39,170 INFO L134 CoverageAnalysis]: Checked inductivity of 6328 backedges. 0 proven. 6328 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:13:39,600 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:13:39,600 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 234 states to 119 states and 234 transitions. [2018-09-23 22:13:39,601 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 234 transitions. [2018-09-23 22:13:39,601 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2018-09-23 22:13:39,601 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:13:39,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:13:39,939 INFO L134 CoverageAnalysis]: Checked inductivity of 6441 backedges. 0 proven. 6441 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:13:40,383 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:13:40,384 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 236 states to 120 states and 236 transitions. [2018-09-23 22:13:40,384 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 236 transitions. [2018-09-23 22:13:40,384 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2018-09-23 22:13:40,385 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:13:40,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:13:40,634 INFO L134 CoverageAnalysis]: Checked inductivity of 6555 backedges. 0 proven. 6555 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:13:41,078 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:13:41,078 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 238 states to 121 states and 238 transitions. [2018-09-23 22:13:41,079 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 238 transitions. [2018-09-23 22:13:41,079 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2018-09-23 22:13:41,079 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:13:41,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:13:41,359 INFO L134 CoverageAnalysis]: Checked inductivity of 6670 backedges. 0 proven. 6670 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:13:41,804 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:13:41,805 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 240 states to 122 states and 240 transitions. [2018-09-23 22:13:41,805 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 240 transitions. [2018-09-23 22:13:41,805 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2018-09-23 22:13:41,805 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:13:41,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:13:42,052 INFO L134 CoverageAnalysis]: Checked inductivity of 6786 backedges. 0 proven. 6786 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:13:42,509 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:13:42,509 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 242 states to 123 states and 242 transitions. [2018-09-23 22:13:42,509 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 242 transitions. [2018-09-23 22:13:42,510 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2018-09-23 22:13:42,510 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:13:42,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:13:42,827 INFO L134 CoverageAnalysis]: Checked inductivity of 6903 backedges. 0 proven. 6903 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:13:43,274 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:13:43,275 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 244 states to 124 states and 244 transitions. [2018-09-23 22:13:43,275 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 244 transitions. [2018-09-23 22:13:43,275 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2018-09-23 22:13:43,276 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:13:43,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:13:43,828 INFO L134 CoverageAnalysis]: Checked inductivity of 7021 backedges. 0 proven. 7021 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:13:44,311 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:13:44,312 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 246 states to 125 states and 246 transitions. [2018-09-23 22:13:44,312 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 246 transitions. [2018-09-23 22:13:44,313 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2018-09-23 22:13:44,313 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:13:44,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:13:44,644 INFO L134 CoverageAnalysis]: Checked inductivity of 7140 backedges. 0 proven. 7140 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:13:45,106 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:13:45,107 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 248 states to 126 states and 248 transitions. [2018-09-23 22:13:45,107 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 248 transitions. [2018-09-23 22:13:45,108 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2018-09-23 22:13:45,108 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:13:45,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:13:45,462 INFO L134 CoverageAnalysis]: Checked inductivity of 7260 backedges. 0 proven. 7260 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:13:45,919 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:13:45,919 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 250 states to 127 states and 250 transitions. [2018-09-23 22:13:45,919 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 250 transitions. [2018-09-23 22:13:45,920 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2018-09-23 22:13:45,920 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:13:45,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:13:46,207 INFO L134 CoverageAnalysis]: Checked inductivity of 7381 backedges. 0 proven. 7381 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:13:46,683 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:13:46,683 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 252 states to 128 states and 252 transitions. [2018-09-23 22:13:46,683 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 252 transitions. [2018-09-23 22:13:46,684 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2018-09-23 22:13:46,684 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:13:46,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:13:47,099 INFO L134 CoverageAnalysis]: Checked inductivity of 7503 backedges. 0 proven. 7503 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:13:47,669 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:13:47,669 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 254 states to 129 states and 254 transitions. [2018-09-23 22:13:47,669 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 254 transitions. [2018-09-23 22:13:47,670 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2018-09-23 22:13:47,670 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:13:47,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:13:47,987 INFO L134 CoverageAnalysis]: Checked inductivity of 7626 backedges. 0 proven. 7626 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:13:48,725 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:13:48,725 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 256 states to 130 states and 256 transitions. [2018-09-23 22:13:48,725 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 256 transitions. [2018-09-23 22:13:48,726 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2018-09-23 22:13:48,726 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:13:48,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:13:49,039 INFO L134 CoverageAnalysis]: Checked inductivity of 7750 backedges. 0 proven. 7750 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:13:49,542 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:13:49,542 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 258 states to 131 states and 258 transitions. [2018-09-23 22:13:49,542 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 258 transitions. [2018-09-23 22:13:49,543 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2018-09-23 22:13:49,543 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:13:49,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:13:49,830 INFO L134 CoverageAnalysis]: Checked inductivity of 7875 backedges. 0 proven. 7875 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:13:50,330 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:13:50,330 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 260 states to 132 states and 260 transitions. [2018-09-23 22:13:50,330 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 260 transitions. [2018-09-23 22:13:50,331 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2018-09-23 22:13:50,331 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:13:50,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:13:50,668 INFO L134 CoverageAnalysis]: Checked inductivity of 8001 backedges. 0 proven. 8001 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:13:51,219 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:13:51,220 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 262 states to 133 states and 262 transitions. [2018-09-23 22:13:51,220 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 262 transitions. [2018-09-23 22:13:51,221 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2018-09-23 22:13:51,221 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:13:51,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:13:51,507 INFO L134 CoverageAnalysis]: Checked inductivity of 8128 backedges. 0 proven. 8128 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:13:52,035 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:13:52,035 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 264 states to 134 states and 264 transitions. [2018-09-23 22:13:52,035 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 264 transitions. [2018-09-23 22:13:52,035 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2018-09-23 22:13:52,035 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:13:52,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:13:52,404 INFO L134 CoverageAnalysis]: Checked inductivity of 8256 backedges. 0 proven. 8256 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:13:52,947 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:13:52,948 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 266 states to 135 states and 266 transitions. [2018-09-23 22:13:52,948 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 266 transitions. [2018-09-23 22:13:52,948 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2018-09-23 22:13:52,949 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:13:53,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:13:53,247 INFO L134 CoverageAnalysis]: Checked inductivity of 8385 backedges. 0 proven. 8385 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:13:54,043 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:13:54,044 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 268 states to 136 states and 268 transitions. [2018-09-23 22:13:54,044 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 268 transitions. [2018-09-23 22:13:54,044 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2018-09-23 22:13:54,044 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:13:54,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:13:54,352 INFO L134 CoverageAnalysis]: Checked inductivity of 8515 backedges. 0 proven. 8515 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:13:54,864 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:13:54,865 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 270 states to 137 states and 270 transitions. [2018-09-23 22:13:54,865 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 270 transitions. [2018-09-23 22:13:54,866 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2018-09-23 22:13:54,866 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:13:54,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:13:55,168 INFO L134 CoverageAnalysis]: Checked inductivity of 8646 backedges. 0 proven. 8646 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:13:55,683 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:13:55,683 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 272 states to 138 states and 272 transitions. [2018-09-23 22:13:55,683 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 272 transitions. [2018-09-23 22:13:55,684 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2018-09-23 22:13:55,684 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:13:55,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:13:56,001 INFO L134 CoverageAnalysis]: Checked inductivity of 8778 backedges. 0 proven. 8778 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:13:56,527 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:13:56,528 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 274 states to 139 states and 274 transitions. [2018-09-23 22:13:56,528 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 274 transitions. [2018-09-23 22:13:56,528 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2018-09-23 22:13:56,528 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:13:56,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:13:56,888 INFO L134 CoverageAnalysis]: Checked inductivity of 8911 backedges. 0 proven. 8911 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:13:57,456 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:13:57,457 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 276 states to 140 states and 276 transitions. [2018-09-23 22:13:57,457 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 276 transitions. [2018-09-23 22:13:57,458 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2018-09-23 22:13:57,458 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:13:57,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:13:57,827 INFO L134 CoverageAnalysis]: Checked inductivity of 9045 backedges. 0 proven. 9045 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:13:58,386 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:13:58,387 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 278 states to 141 states and 278 transitions. [2018-09-23 22:13:58,387 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 278 transitions. [2018-09-23 22:13:58,387 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2018-09-23 22:13:58,387 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:13:58,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:13:58,853 INFO L134 CoverageAnalysis]: Checked inductivity of 9180 backedges. 0 proven. 9180 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:13:59,548 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:13:59,549 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 280 states to 142 states and 280 transitions. [2018-09-23 22:13:59,549 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 280 transitions. [2018-09-23 22:13:59,549 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2018-09-23 22:13:59,549 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:13:59,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:13:59,901 INFO L134 CoverageAnalysis]: Checked inductivity of 9316 backedges. 0 proven. 9316 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:14:00,443 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:14:00,444 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 282 states to 143 states and 282 transitions. [2018-09-23 22:14:00,444 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 282 transitions. [2018-09-23 22:14:00,444 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2018-09-23 22:14:00,445 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:14:00,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:14:00,779 INFO L134 CoverageAnalysis]: Checked inductivity of 9453 backedges. 0 proven. 9453 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:14:01,370 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:14:01,370 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 284 states to 144 states and 284 transitions. [2018-09-23 22:14:01,370 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 284 transitions. [2018-09-23 22:14:01,370 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2018-09-23 22:14:01,370 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:14:01,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:14:01,700 INFO L134 CoverageAnalysis]: Checked inductivity of 9591 backedges. 0 proven. 9591 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:14:02,305 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:14:02,306 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 286 states to 145 states and 286 transitions. [2018-09-23 22:14:02,306 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 286 transitions. [2018-09-23 22:14:02,306 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2018-09-23 22:14:02,306 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:14:02,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:14:02,718 INFO L134 CoverageAnalysis]: Checked inductivity of 9730 backedges. 0 proven. 9730 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:14:03,245 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:14:03,246 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 288 states to 146 states and 288 transitions. [2018-09-23 22:14:03,246 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 288 transitions. [2018-09-23 22:14:03,246 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2018-09-23 22:14:03,246 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:14:03,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:14:03,585 INFO L134 CoverageAnalysis]: Checked inductivity of 9870 backedges. 0 proven. 9870 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:14:04,327 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:14:04,328 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 290 states to 147 states and 290 transitions. [2018-09-23 22:14:04,328 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 290 transitions. [2018-09-23 22:14:04,329 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2018-09-23 22:14:04,329 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:14:04,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:14:04,691 INFO L134 CoverageAnalysis]: Checked inductivity of 10011 backedges. 0 proven. 10011 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:14:05,267 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:14:05,267 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 292 states to 148 states and 292 transitions. [2018-09-23 22:14:05,267 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 292 transitions. [2018-09-23 22:14:05,268 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2018-09-23 22:14:05,268 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:14:05,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:14:05,618 INFO L134 CoverageAnalysis]: Checked inductivity of 10153 backedges. 0 proven. 10153 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:14:06,186 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:14:06,186 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 294 states to 149 states and 294 transitions. [2018-09-23 22:14:06,186 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 294 transitions. [2018-09-23 22:14:06,187 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2018-09-23 22:14:06,187 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:14:06,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:14:06,552 INFO L134 CoverageAnalysis]: Checked inductivity of 10296 backedges. 0 proven. 10296 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:14:07,131 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:14:07,131 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 296 states to 150 states and 296 transitions. [2018-09-23 22:14:07,132 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 296 transitions. [2018-09-23 22:14:07,132 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2018-09-23 22:14:07,132 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:14:07,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:14:07,491 INFO L134 CoverageAnalysis]: Checked inductivity of 10440 backedges. 0 proven. 10440 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:14:08,197 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:14:08,197 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 298 states to 151 states and 298 transitions. [2018-09-23 22:14:08,197 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 298 transitions. [2018-09-23 22:14:08,198 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2018-09-23 22:14:08,198 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:14:08,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:14:08,576 INFO L134 CoverageAnalysis]: Checked inductivity of 10585 backedges. 0 proven. 10585 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:14:09,476 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:14:09,477 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 300 states to 152 states and 300 transitions. [2018-09-23 22:14:09,477 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 300 transitions. [2018-09-23 22:14:09,477 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2018-09-23 22:14:09,477 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:14:09,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:14:09,841 INFO L134 CoverageAnalysis]: Checked inductivity of 10731 backedges. 0 proven. 10731 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:14:10,440 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:14:10,440 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 302 states to 153 states and 302 transitions. [2018-09-23 22:14:10,440 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 302 transitions. [2018-09-23 22:14:10,441 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2018-09-23 22:14:10,441 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:14:10,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:14:10,835 INFO L134 CoverageAnalysis]: Checked inductivity of 10878 backedges. 0 proven. 10878 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:14:11,434 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:14:11,435 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 304 states to 154 states and 304 transitions. [2018-09-23 22:14:11,435 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 304 transitions. [2018-09-23 22:14:11,435 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2018-09-23 22:14:11,435 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:14:11,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:14:11,829 INFO L134 CoverageAnalysis]: Checked inductivity of 11026 backedges. 0 proven. 11026 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:14:12,439 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:14:12,440 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 306 states to 155 states and 306 transitions. [2018-09-23 22:14:12,440 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 306 transitions. [2018-09-23 22:14:12,440 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2018-09-23 22:14:12,441 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:14:12,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:14:12,819 INFO L134 CoverageAnalysis]: Checked inductivity of 11175 backedges. 0 proven. 11175 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:14:13,470 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:14:13,471 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 308 states to 156 states and 308 transitions. [2018-09-23 22:14:13,471 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 308 transitions. [2018-09-23 22:14:13,471 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2018-09-23 22:14:13,472 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:14:13,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:14:13,879 INFO L134 CoverageAnalysis]: Checked inductivity of 11325 backedges. 0 proven. 11325 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:14:14,717 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:14:14,718 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 310 states to 157 states and 310 transitions. [2018-09-23 22:14:14,718 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 310 transitions. [2018-09-23 22:14:14,718 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2018-09-23 22:14:14,719 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:14:14,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:14:15,091 INFO L134 CoverageAnalysis]: Checked inductivity of 11476 backedges. 0 proven. 11476 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:14:15,694 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:14:15,695 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 312 states to 158 states and 312 transitions. [2018-09-23 22:14:15,695 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 312 transitions. [2018-09-23 22:14:15,695 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2018-09-23 22:14:15,696 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:14:15,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:14:16,074 INFO L134 CoverageAnalysis]: Checked inductivity of 11628 backedges. 0 proven. 11628 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:14:16,697 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:14:16,698 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 314 states to 159 states and 314 transitions. [2018-09-23 22:14:16,698 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 314 transitions. [2018-09-23 22:14:16,699 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2018-09-23 22:14:16,699 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:14:16,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:14:17,085 INFO L134 CoverageAnalysis]: Checked inductivity of 11781 backedges. 0 proven. 11781 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:14:17,711 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:14:17,711 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 316 states to 160 states and 316 transitions. [2018-09-23 22:14:17,711 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 316 transitions. [2018-09-23 22:14:17,712 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2018-09-23 22:14:17,712 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:14:17,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:14:18,106 INFO L134 CoverageAnalysis]: Checked inductivity of 11935 backedges. 0 proven. 11935 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:14:18,746 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:14:18,747 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 318 states to 161 states and 318 transitions. [2018-09-23 22:14:18,747 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 318 transitions. [2018-09-23 22:14:18,748 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2018-09-23 22:14:18,748 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:14:18,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:14:19,456 INFO L134 CoverageAnalysis]: Checked inductivity of 12090 backedges. 0 proven. 12090 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:14:20,108 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:14:20,108 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 320 states to 162 states and 320 transitions. [2018-09-23 22:14:20,108 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 320 transitions. [2018-09-23 22:14:20,109 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2018-09-23 22:14:20,109 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:14:20,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:14:20,530 INFO L134 CoverageAnalysis]: Checked inductivity of 12246 backedges. 0 proven. 12246 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:14:21,167 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:14:21,168 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 322 states to 163 states and 322 transitions. [2018-09-23 22:14:21,168 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 322 transitions. [2018-09-23 22:14:21,168 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2018-09-23 22:14:21,168 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:14:21,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:14:21,601 INFO L134 CoverageAnalysis]: Checked inductivity of 12403 backedges. 0 proven. 12403 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:14:22,209 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:14:22,210 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 324 states to 164 states and 324 transitions. [2018-09-23 22:14:22,210 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 324 transitions. [2018-09-23 22:14:22,210 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2018-09-23 22:14:22,210 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:14:22,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:14:22,611 INFO L134 CoverageAnalysis]: Checked inductivity of 12561 backedges. 0 proven. 12561 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:14:23,243 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:14:23,244 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 326 states to 165 states and 326 transitions. [2018-09-23 22:14:23,244 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 326 transitions. [2018-09-23 22:14:23,244 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2018-09-23 22:14:23,244 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:14:23,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:14:23,656 INFO L134 CoverageAnalysis]: Checked inductivity of 12720 backedges. 0 proven. 12720 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:14:24,597 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:14:24,598 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 328 states to 166 states and 328 transitions. [2018-09-23 22:14:24,598 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 328 transitions. [2018-09-23 22:14:24,598 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2018-09-23 22:14:24,598 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:14:24,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:14:25,095 INFO L134 CoverageAnalysis]: Checked inductivity of 12880 backedges. 0 proven. 12880 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:14:25,736 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:14:25,737 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 330 states to 167 states and 330 transitions. [2018-09-23 22:14:25,737 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 330 transitions. [2018-09-23 22:14:25,738 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2018-09-23 22:14:25,738 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:14:25,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:14:26,156 INFO L134 CoverageAnalysis]: Checked inductivity of 13041 backedges. 0 proven. 13041 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:14:26,835 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:14:26,835 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 332 states to 168 states and 332 transitions. [2018-09-23 22:14:26,835 INFO L276 IsEmpty]: Start isEmpty. Operand 168 states and 332 transitions. [2018-09-23 22:14:26,836 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2018-09-23 22:14:26,836 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:14:26,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:14:27,262 INFO L134 CoverageAnalysis]: Checked inductivity of 13203 backedges. 0 proven. 13203 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:14:27,933 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:14:27,934 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 334 states to 169 states and 334 transitions. [2018-09-23 22:14:27,934 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 334 transitions. [2018-09-23 22:14:27,935 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2018-09-23 22:14:27,935 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:14:28,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:14:28,401 INFO L134 CoverageAnalysis]: Checked inductivity of 13366 backedges. 0 proven. 13366 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:14:29,037 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:14:29,038 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 336 states to 170 states and 336 transitions. [2018-09-23 22:14:29,038 INFO L276 IsEmpty]: Start isEmpty. Operand 170 states and 336 transitions. [2018-09-23 22:14:29,038 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 168 [2018-09-23 22:14:29,038 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:14:29,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:14:29,714 INFO L134 CoverageAnalysis]: Checked inductivity of 13530 backedges. 0 proven. 13530 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:14:30,402 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:14:30,403 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 338 states to 171 states and 338 transitions. [2018-09-23 22:14:30,403 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states and 338 transitions. [2018-09-23 22:14:30,404 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2018-09-23 22:14:30,404 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:14:30,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:14:30,992 INFO L134 CoverageAnalysis]: Checked inductivity of 13695 backedges. 0 proven. 13695 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:14:31,669 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:14:31,669 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 340 states to 172 states and 340 transitions. [2018-09-23 22:14:31,669 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 340 transitions. [2018-09-23 22:14:31,670 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 170 [2018-09-23 22:14:31,670 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:14:31,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:14:32,141 INFO L134 CoverageAnalysis]: Checked inductivity of 13861 backedges. 0 proven. 13861 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:14:32,821 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:14:32,822 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 342 states to 173 states and 342 transitions. [2018-09-23 22:14:32,822 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states and 342 transitions. [2018-09-23 22:14:32,823 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2018-09-23 22:14:32,823 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:14:32,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:14:33,281 INFO L134 CoverageAnalysis]: Checked inductivity of 14028 backedges. 0 proven. 14028 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:14:33,958 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:14:33,959 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 344 states to 174 states and 344 transitions. [2018-09-23 22:14:33,959 INFO L276 IsEmpty]: Start isEmpty. Operand 174 states and 344 transitions. [2018-09-23 22:14:33,960 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 172 [2018-09-23 22:14:33,960 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:14:34,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:14:34,445 INFO L134 CoverageAnalysis]: Checked inductivity of 14196 backedges. 0 proven. 14196 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:14:35,419 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:14:35,420 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 346 states to 175 states and 346 transitions. [2018-09-23 22:14:35,420 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 346 transitions. [2018-09-23 22:14:35,421 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2018-09-23 22:14:35,421 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:14:35,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:14:35,882 INFO L134 CoverageAnalysis]: Checked inductivity of 14365 backedges. 0 proven. 14365 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:14:36,553 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:14:36,553 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 348 states to 176 states and 348 transitions. [2018-09-23 22:14:36,553 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 348 transitions. [2018-09-23 22:14:36,554 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 174 [2018-09-23 22:14:36,554 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:14:36,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:14:37,126 INFO L134 CoverageAnalysis]: Checked inductivity of 14535 backedges. 0 proven. 14535 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:14:37,792 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:14:37,793 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 350 states to 177 states and 350 transitions. [2018-09-23 22:14:37,793 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 350 transitions. [2018-09-23 22:14:37,793 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 175 [2018-09-23 22:14:37,794 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:14:37,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:14:38,301 INFO L134 CoverageAnalysis]: Checked inductivity of 14706 backedges. 0 proven. 14706 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:14:38,978 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:14:38,979 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 352 states to 178 states and 352 transitions. [2018-09-23 22:14:38,979 INFO L276 IsEmpty]: Start isEmpty. Operand 178 states and 352 transitions. [2018-09-23 22:14:38,979 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2018-09-23 22:14:38,979 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:14:39,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:14:39,481 INFO L134 CoverageAnalysis]: Checked inductivity of 14878 backedges. 0 proven. 14878 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:14:40,413 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:14:40,413 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 354 states to 179 states and 354 transitions. [2018-09-23 22:14:40,413 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 354 transitions. [2018-09-23 22:14:40,414 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177 [2018-09-23 22:14:40,414 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:14:40,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:14:40,956 INFO L134 CoverageAnalysis]: Checked inductivity of 15051 backedges. 0 proven. 15051 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:14:41,669 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:14:41,670 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 356 states to 180 states and 356 transitions. [2018-09-23 22:14:41,670 INFO L276 IsEmpty]: Start isEmpty. Operand 180 states and 356 transitions. [2018-09-23 22:14:41,670 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2018-09-23 22:14:41,670 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:14:41,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:14:42,201 INFO L134 CoverageAnalysis]: Checked inductivity of 15225 backedges. 0 proven. 15225 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:14:42,960 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:14:42,960 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 358 states to 181 states and 358 transitions. [2018-09-23 22:14:42,960 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 358 transitions. [2018-09-23 22:14:42,961 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2018-09-23 22:14:42,961 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:14:43,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:14:43,646 INFO L134 CoverageAnalysis]: Checked inductivity of 15400 backedges. 0 proven. 15400 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:14:44,366 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:14:44,367 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 360 states to 182 states and 360 transitions. [2018-09-23 22:14:44,367 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states and 360 transitions. [2018-09-23 22:14:44,368 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 180 [2018-09-23 22:14:44,368 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:14:44,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:14:45,229 INFO L134 CoverageAnalysis]: Checked inductivity of 15576 backedges. 0 proven. 15576 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:14:45,936 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:14:45,937 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 362 states to 183 states and 362 transitions. [2018-09-23 22:14:45,937 INFO L276 IsEmpty]: Start isEmpty. Operand 183 states and 362 transitions. [2018-09-23 22:14:45,938 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 181 [2018-09-23 22:14:45,938 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:14:46,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:14:46,451 INFO L134 CoverageAnalysis]: Checked inductivity of 15753 backedges. 0 proven. 15753 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:14:47,196 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:14:47,197 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 364 states to 184 states and 364 transitions. [2018-09-23 22:14:47,197 INFO L276 IsEmpty]: Start isEmpty. Operand 184 states and 364 transitions. [2018-09-23 22:14:47,198 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2018-09-23 22:14:47,198 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:14:47,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:14:47,742 INFO L134 CoverageAnalysis]: Checked inductivity of 15931 backedges. 0 proven. 15931 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:14:48,498 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:14:48,498 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 366 states to 185 states and 366 transitions. [2018-09-23 22:14:48,498 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states and 366 transitions. [2018-09-23 22:14:48,499 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 183 [2018-09-23 22:14:48,499 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:14:48,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:14:49,017 INFO L134 CoverageAnalysis]: Checked inductivity of 16110 backedges. 0 proven. 16110 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:14:49,766 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:14:49,766 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 368 states to 186 states and 368 transitions. [2018-09-23 22:14:49,766 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 368 transitions. [2018-09-23 22:14:49,767 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 184 [2018-09-23 22:14:49,767 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:14:49,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:14:50,500 INFO L134 CoverageAnalysis]: Checked inductivity of 16290 backedges. 0 proven. 16290 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:14:51,210 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:14:51,210 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 370 states to 187 states and 370 transitions. [2018-09-23 22:14:51,210 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 370 transitions. [2018-09-23 22:14:51,211 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2018-09-23 22:14:51,211 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:14:51,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:14:51,751 INFO L134 CoverageAnalysis]: Checked inductivity of 16471 backedges. 0 proven. 16471 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:14:52,497 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:14:52,498 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 372 states to 188 states and 372 transitions. [2018-09-23 22:14:52,498 INFO L276 IsEmpty]: Start isEmpty. Operand 188 states and 372 transitions. [2018-09-23 22:14:52,499 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2018-09-23 22:14:52,499 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:14:52,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:14:53,084 INFO L134 CoverageAnalysis]: Checked inductivity of 16653 backedges. 0 proven. 16653 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:14:53,820 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:14:53,821 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 374 states to 189 states and 374 transitions. [2018-09-23 22:14:53,821 INFO L276 IsEmpty]: Start isEmpty. Operand 189 states and 374 transitions. [2018-09-23 22:14:53,821 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 187 [2018-09-23 22:14:53,822 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:14:54,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:14:54,366 INFO L134 CoverageAnalysis]: Checked inductivity of 16836 backedges. 0 proven. 16836 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:14:55,289 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:14:55,290 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 376 states to 190 states and 376 transitions. [2018-09-23 22:14:55,290 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states and 376 transitions. [2018-09-23 22:14:55,290 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2018-09-23 22:14:55,290 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:14:55,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:14:55,902 INFO L134 CoverageAnalysis]: Checked inductivity of 17020 backedges. 0 proven. 17020 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:14:56,691 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:14:56,692 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 378 states to 191 states and 378 transitions. [2018-09-23 22:14:56,692 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 378 transitions. [2018-09-23 22:14:56,693 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 189 [2018-09-23 22:14:56,693 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:14:56,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:14:57,386 INFO L134 CoverageAnalysis]: Checked inductivity of 17205 backedges. 0 proven. 17205 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:14:58,134 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:14:58,135 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 380 states to 192 states and 380 transitions. [2018-09-23 22:14:58,135 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 380 transitions. [2018-09-23 22:14:58,136 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 190 [2018-09-23 22:14:58,136 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:14:58,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:14:58,751 INFO L134 CoverageAnalysis]: Checked inductivity of 17391 backedges. 0 proven. 17391 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:14:59,488 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:14:59,488 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 382 states to 193 states and 382 transitions. [2018-09-23 22:14:59,489 INFO L276 IsEmpty]: Start isEmpty. Operand 193 states and 382 transitions. [2018-09-23 22:14:59,489 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 191 [2018-09-23 22:14:59,489 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:14:59,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:15:00,058 INFO L134 CoverageAnalysis]: Checked inductivity of 17578 backedges. 0 proven. 17578 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:15:01,122 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:15:01,123 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 384 states to 194 states and 384 transitions. [2018-09-23 22:15:01,123 INFO L276 IsEmpty]: Start isEmpty. Operand 194 states and 384 transitions. [2018-09-23 22:15:01,124 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 192 [2018-09-23 22:15:01,124 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:15:01,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:15:01,728 INFO L134 CoverageAnalysis]: Checked inductivity of 17766 backedges. 0 proven. 17766 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:15:02,516 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:15:02,517 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 386 states to 195 states and 386 transitions. [2018-09-23 22:15:02,517 INFO L276 IsEmpty]: Start isEmpty. Operand 195 states and 386 transitions. [2018-09-23 22:15:02,518 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 193 [2018-09-23 22:15:02,518 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:15:02,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:15:03,155 INFO L134 CoverageAnalysis]: Checked inductivity of 17955 backedges. 0 proven. 17955 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:15:03,916 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:15:03,916 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 388 states to 196 states and 388 transitions. [2018-09-23 22:15:03,917 INFO L276 IsEmpty]: Start isEmpty. Operand 196 states and 388 transitions. [2018-09-23 22:15:03,917 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 194 [2018-09-23 22:15:03,917 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:15:04,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:15:04,559 INFO L134 CoverageAnalysis]: Checked inductivity of 18145 backedges. 0 proven. 18145 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:15:05,437 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:15:05,438 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 390 states to 197 states and 390 transitions. [2018-09-23 22:15:05,438 INFO L276 IsEmpty]: Start isEmpty. Operand 197 states and 390 transitions. [2018-09-23 22:15:05,439 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 195 [2018-09-23 22:15:05,439 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:15:05,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:15:06,042 INFO L134 CoverageAnalysis]: Checked inductivity of 18336 backedges. 0 proven. 18336 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:15:06,821 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:15:06,822 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 392 states to 198 states and 392 transitions. [2018-09-23 22:15:06,822 INFO L276 IsEmpty]: Start isEmpty. Operand 198 states and 392 transitions. [2018-09-23 22:15:06,823 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 196 [2018-09-23 22:15:06,823 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:15:07,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:15:07,483 INFO L134 CoverageAnalysis]: Checked inductivity of 18528 backedges. 0 proven. 18528 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:15:08,281 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:15:08,281 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 394 states to 199 states and 394 transitions. [2018-09-23 22:15:08,281 INFO L276 IsEmpty]: Start isEmpty. Operand 199 states and 394 transitions. [2018-09-23 22:15:08,282 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 197 [2018-09-23 22:15:08,282 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:15:08,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:15:08,916 INFO L134 CoverageAnalysis]: Checked inductivity of 18721 backedges. 0 proven. 18721 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:15:09,748 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:15:09,749 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 396 states to 200 states and 396 transitions. [2018-09-23 22:15:09,749 INFO L276 IsEmpty]: Start isEmpty. Operand 200 states and 396 transitions. [2018-09-23 22:15:09,750 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 198 [2018-09-23 22:15:09,750 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:15:10,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:15:10,675 INFO L134 CoverageAnalysis]: Checked inductivity of 18915 backedges. 0 proven. 18915 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:15:11,603 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:15:11,604 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 398 states to 201 states and 398 transitions. [2018-09-23 22:15:11,604 INFO L276 IsEmpty]: Start isEmpty. Operand 201 states and 398 transitions. [2018-09-23 22:15:11,605 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 199 [2018-09-23 22:15:11,605 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:15:11,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:15:12,228 INFO L134 CoverageAnalysis]: Checked inductivity of 19110 backedges. 0 proven. 19110 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:15:13,019 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:15:13,020 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 400 states to 202 states and 400 transitions. [2018-09-23 22:15:13,020 INFO L276 IsEmpty]: Start isEmpty. Operand 202 states and 400 transitions. [2018-09-23 22:15:13,021 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 200 [2018-09-23 22:15:13,021 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:15:13,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:15:13,661 INFO L134 CoverageAnalysis]: Checked inductivity of 19306 backedges. 0 proven. 19306 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:15:14,481 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:15:14,482 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 402 states to 203 states and 402 transitions. [2018-09-23 22:15:14,482 INFO L276 IsEmpty]: Start isEmpty. Operand 203 states and 402 transitions. [2018-09-23 22:15:14,483 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 201 [2018-09-23 22:15:14,483 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:15:14,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:15:15,136 INFO L134 CoverageAnalysis]: Checked inductivity of 19503 backedges. 0 proven. 19503 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:15:16,111 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:15:16,111 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 404 states to 204 states and 404 transitions. [2018-09-23 22:15:16,111 INFO L276 IsEmpty]: Start isEmpty. Operand 204 states and 404 transitions. [2018-09-23 22:15:16,112 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 202 [2018-09-23 22:15:16,112 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:15:16,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:15:16,803 INFO L134 CoverageAnalysis]: Checked inductivity of 19701 backedges. 0 proven. 19701 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:15:17,607 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:15:17,607 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 406 states to 205 states and 406 transitions. [2018-09-23 22:15:17,607 INFO L276 IsEmpty]: Start isEmpty. Operand 205 states and 406 transitions. [2018-09-23 22:15:17,608 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 203 [2018-09-23 22:15:17,608 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:15:17,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:15:18,380 INFO L134 CoverageAnalysis]: Checked inductivity of 19900 backedges. 0 proven. 19900 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:15:19,212 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:15:19,212 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 408 states to 206 states and 408 transitions. [2018-09-23 22:15:19,213 INFO L276 IsEmpty]: Start isEmpty. Operand 206 states and 408 transitions. [2018-09-23 22:15:19,213 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 204 [2018-09-23 22:15:19,213 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:15:19,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:15:19,924 INFO L134 CoverageAnalysis]: Checked inductivity of 20100 backedges. 0 proven. 20100 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:15:21,035 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:15:21,036 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 410 states to 207 states and 410 transitions. [2018-09-23 22:15:21,036 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states and 410 transitions. [2018-09-23 22:15:21,037 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 205 [2018-09-23 22:15:21,037 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:15:21,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:15:21,756 INFO L134 CoverageAnalysis]: Checked inductivity of 20301 backedges. 0 proven. 20301 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:15:22,584 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:15:22,585 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 412 states to 208 states and 412 transitions. [2018-09-23 22:15:22,585 INFO L276 IsEmpty]: Start isEmpty. Operand 208 states and 412 transitions. [2018-09-23 22:15:22,586 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 206 [2018-09-23 22:15:22,586 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:15:22,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:15:23,354 INFO L134 CoverageAnalysis]: Checked inductivity of 20503 backedges. 0 proven. 20503 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:15:24,177 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:15:24,178 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 414 states to 209 states and 414 transitions. [2018-09-23 22:15:24,178 INFO L276 IsEmpty]: Start isEmpty. Operand 209 states and 414 transitions. [2018-09-23 22:15:24,179 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 207 [2018-09-23 22:15:24,179 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:15:24,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:15:24,888 INFO L134 CoverageAnalysis]: Checked inductivity of 20706 backedges. 0 proven. 20706 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:15:25,929 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:15:25,929 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 416 states to 210 states and 416 transitions. [2018-09-23 22:15:25,930 INFO L276 IsEmpty]: Start isEmpty. Operand 210 states and 416 transitions. [2018-09-23 22:15:25,930 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 208 [2018-09-23 22:15:25,930 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:15:26,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:15:26,672 INFO L134 CoverageAnalysis]: Checked inductivity of 20910 backedges. 0 proven. 20910 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:15:27,498 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:15:27,499 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 418 states to 211 states and 418 transitions. [2018-09-23 22:15:27,499 INFO L276 IsEmpty]: Start isEmpty. Operand 211 states and 418 transitions. [2018-09-23 22:15:27,500 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 209 [2018-09-23 22:15:27,500 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:15:27,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:15:28,235 INFO L134 CoverageAnalysis]: Checked inductivity of 21115 backedges. 0 proven. 21115 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:15:29,094 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:15:29,094 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 420 states to 212 states and 420 transitions. [2018-09-23 22:15:29,095 INFO L276 IsEmpty]: Start isEmpty. Operand 212 states and 420 transitions. [2018-09-23 22:15:29,095 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 210 [2018-09-23 22:15:29,095 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:15:29,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:15:29,926 INFO L134 CoverageAnalysis]: Checked inductivity of 21321 backedges. 0 proven. 21321 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:15:30,757 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:15:30,757 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 422 states to 213 states and 422 transitions. [2018-09-23 22:15:30,757 INFO L276 IsEmpty]: Start isEmpty. Operand 213 states and 422 transitions. [2018-09-23 22:15:30,758 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 211 [2018-09-23 22:15:30,758 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:15:31,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:15:31,537 INFO L134 CoverageAnalysis]: Checked inductivity of 21528 backedges. 0 proven. 21528 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:15:32,401 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:15:32,401 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 424 states to 214 states and 424 transitions. [2018-09-23 22:15:32,401 INFO L276 IsEmpty]: Start isEmpty. Operand 214 states and 424 transitions. [2018-09-23 22:15:32,402 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 212 [2018-09-23 22:15:32,402 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:15:32,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:15:33,147 INFO L134 CoverageAnalysis]: Checked inductivity of 21736 backedges. 0 proven. 21736 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:15:34,015 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:15:34,016 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 426 states to 215 states and 426 transitions. [2018-09-23 22:15:34,016 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states and 426 transitions. [2018-09-23 22:15:34,016 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 213 [2018-09-23 22:15:34,017 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:15:34,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:15:34,770 INFO L134 CoverageAnalysis]: Checked inductivity of 21945 backedges. 0 proven. 21945 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:15:35,631 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:15:35,631 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 428 states to 216 states and 428 transitions. [2018-09-23 22:15:35,632 INFO L276 IsEmpty]: Start isEmpty. Operand 216 states and 428 transitions. [2018-09-23 22:15:35,632 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 214 [2018-09-23 22:15:35,632 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:15:35,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:15:36,612 INFO L134 CoverageAnalysis]: Checked inductivity of 22155 backedges. 0 proven. 22155 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:15:37,468 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:15:37,469 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 430 states to 217 states and 430 transitions. [2018-09-23 22:15:37,469 INFO L276 IsEmpty]: Start isEmpty. Operand 217 states and 430 transitions. [2018-09-23 22:15:37,470 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 215 [2018-09-23 22:15:37,470 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:15:37,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:15:38,293 INFO L134 CoverageAnalysis]: Checked inductivity of 22366 backedges. 0 proven. 22366 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:15:39,163 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:15:39,163 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 432 states to 218 states and 432 transitions. [2018-09-23 22:15:39,163 INFO L276 IsEmpty]: Start isEmpty. Operand 218 states and 432 transitions. [2018-09-23 22:15:39,164 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 216 [2018-09-23 22:15:39,164 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:15:39,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:15:39,938 INFO L134 CoverageAnalysis]: Checked inductivity of 22578 backedges. 0 proven. 22578 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:15:40,793 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:15:40,794 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 434 states to 219 states and 434 transitions. [2018-09-23 22:15:40,794 INFO L276 IsEmpty]: Start isEmpty. Operand 219 states and 434 transitions. [2018-09-23 22:15:40,795 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 217 [2018-09-23 22:15:40,795 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:15:41,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:15:41,804 INFO L134 CoverageAnalysis]: Checked inductivity of 22791 backedges. 0 proven. 22791 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:15:42,649 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:15:42,649 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 436 states to 220 states and 436 transitions. [2018-09-23 22:15:42,649 INFO L276 IsEmpty]: Start isEmpty. Operand 220 states and 436 transitions. [2018-09-23 22:15:42,650 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 218 [2018-09-23 22:15:42,650 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:15:43,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:15:43,492 INFO L134 CoverageAnalysis]: Checked inductivity of 23005 backedges. 0 proven. 23005 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:15:44,385 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:15:44,385 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 438 states to 221 states and 438 transitions. [2018-09-23 22:15:44,385 INFO L276 IsEmpty]: Start isEmpty. Operand 221 states and 438 transitions. [2018-09-23 22:15:44,386 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 219 [2018-09-23 22:15:44,386 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:15:44,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:15:45,255 INFO L134 CoverageAnalysis]: Checked inductivity of 23220 backedges. 0 proven. 23220 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:15:46,128 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:15:46,129 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 440 states to 222 states and 440 transitions. [2018-09-23 22:15:46,129 INFO L276 IsEmpty]: Start isEmpty. Operand 222 states and 440 transitions. [2018-09-23 22:15:46,130 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 220 [2018-09-23 22:15:46,130 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:15:46,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:15:46,917 INFO L134 CoverageAnalysis]: Checked inductivity of 23436 backedges. 0 proven. 23436 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:15:47,832 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:15:47,832 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 442 states to 223 states and 442 transitions. [2018-09-23 22:15:47,833 INFO L276 IsEmpty]: Start isEmpty. Operand 223 states and 442 transitions. [2018-09-23 22:15:47,833 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 221 [2018-09-23 22:15:47,833 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:15:48,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:15:48,681 INFO L134 CoverageAnalysis]: Checked inductivity of 23653 backedges. 0 proven. 23653 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:15:49,635 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:15:49,636 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 444 states to 224 states and 444 transitions. [2018-09-23 22:15:49,636 INFO L276 IsEmpty]: Start isEmpty. Operand 224 states and 444 transitions. [2018-09-23 22:15:49,637 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 222 [2018-09-23 22:15:49,637 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:15:50,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:15:50,522 INFO L134 CoverageAnalysis]: Checked inductivity of 23871 backedges. 0 proven. 23871 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:15:51,608 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:15:51,609 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 446 states to 225 states and 446 transitions. [2018-09-23 22:15:51,609 INFO L276 IsEmpty]: Start isEmpty. Operand 225 states and 446 transitions. [2018-09-23 22:15:51,610 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 223 [2018-09-23 22:15:51,610 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:15:52,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:15:52,502 INFO L134 CoverageAnalysis]: Checked inductivity of 24090 backedges. 0 proven. 24090 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:15:53,512 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:15:53,512 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 448 states to 226 states and 448 transitions. [2018-09-23 22:15:53,513 INFO L276 IsEmpty]: Start isEmpty. Operand 226 states and 448 transitions. [2018-09-23 22:15:53,513 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 224 [2018-09-23 22:15:53,514 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:15:53,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:15:54,433 INFO L134 CoverageAnalysis]: Checked inductivity of 24310 backedges. 0 proven. 24310 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:15:55,359 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:15:55,359 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 450 states to 227 states and 450 transitions. [2018-09-23 22:15:55,360 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 450 transitions. [2018-09-23 22:15:55,360 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 225 [2018-09-23 22:15:55,361 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:15:55,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:15:56,247 INFO L134 CoverageAnalysis]: Checked inductivity of 24531 backedges. 0 proven. 24531 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:15:57,420 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:15:57,421 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 452 states to 228 states and 452 transitions. [2018-09-23 22:15:57,421 INFO L276 IsEmpty]: Start isEmpty. Operand 228 states and 452 transitions. [2018-09-23 22:15:57,422 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 226 [2018-09-23 22:15:57,422 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:15:57,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:15:58,372 INFO L134 CoverageAnalysis]: Checked inductivity of 24753 backedges. 0 proven. 24753 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:15:59,285 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:15:59,285 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 454 states to 229 states and 454 transitions. [2018-09-23 22:15:59,286 INFO L276 IsEmpty]: Start isEmpty. Operand 229 states and 454 transitions. [2018-09-23 22:15:59,286 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 227 [2018-09-23 22:15:59,287 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:15:59,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:16:00,262 INFO L134 CoverageAnalysis]: Checked inductivity of 24976 backedges. 0 proven. 24976 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:16:01,190 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:16:01,191 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 456 states to 230 states and 456 transitions. [2018-09-23 22:16:01,191 INFO L276 IsEmpty]: Start isEmpty. Operand 230 states and 456 transitions. [2018-09-23 22:16:01,192 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 228 [2018-09-23 22:16:01,192 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:16:01,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:16:02,230 INFO L134 CoverageAnalysis]: Checked inductivity of 25200 backedges. 0 proven. 25200 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:16:03,150 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:16:03,150 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 458 states to 231 states and 458 transitions. [2018-09-23 22:16:03,150 INFO L276 IsEmpty]: Start isEmpty. Operand 231 states and 458 transitions. [2018-09-23 22:16:03,151 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 229 [2018-09-23 22:16:03,151 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:16:03,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:16:04,089 INFO L134 CoverageAnalysis]: Checked inductivity of 25425 backedges. 0 proven. 25425 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:16:05,047 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:16:05,048 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 460 states to 232 states and 460 transitions. [2018-09-23 22:16:05,048 INFO L276 IsEmpty]: Start isEmpty. Operand 232 states and 460 transitions. [2018-09-23 22:16:05,049 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 230 [2018-09-23 22:16:05,049 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:16:05,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:16:05,974 INFO L134 CoverageAnalysis]: Checked inductivity of 25651 backedges. 0 proven. 25651 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:16:07,253 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:16:07,253 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 462 states to 233 states and 462 transitions. [2018-09-23 22:16:07,253 INFO L276 IsEmpty]: Start isEmpty. Operand 233 states and 462 transitions. [2018-09-23 22:16:07,254 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 231 [2018-09-23 22:16:07,254 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:16:07,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:16:08,153 INFO L134 CoverageAnalysis]: Checked inductivity of 25878 backedges. 0 proven. 25878 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:16:09,122 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:16:09,123 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 464 states to 234 states and 464 transitions. [2018-09-23 22:16:09,123 INFO L276 IsEmpty]: Start isEmpty. Operand 234 states and 464 transitions. [2018-09-23 22:16:09,124 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 232 [2018-09-23 22:16:09,124 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:16:09,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:16:10,076 INFO L134 CoverageAnalysis]: Checked inductivity of 26106 backedges. 0 proven. 26106 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:16:11,028 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:16:11,028 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 466 states to 235 states and 466 transitions. [2018-09-23 22:16:11,028 INFO L276 IsEmpty]: Start isEmpty. Operand 235 states and 466 transitions. [2018-09-23 22:16:11,029 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 233 [2018-09-23 22:16:11,029 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:16:11,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:16:12,341 INFO L134 CoverageAnalysis]: Checked inductivity of 26335 backedges. 0 proven. 26335 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:16:13,284 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:16:13,284 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 468 states to 236 states and 468 transitions. [2018-09-23 22:16:13,284 INFO L276 IsEmpty]: Start isEmpty. Operand 236 states and 468 transitions. [2018-09-23 22:16:13,285 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 234 [2018-09-23 22:16:13,285 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:16:13,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:16:14,334 INFO L134 CoverageAnalysis]: Checked inductivity of 26565 backedges. 0 proven. 26565 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:16:15,300 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:16:15,300 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 470 states to 237 states and 470 transitions. [2018-09-23 22:16:15,300 INFO L276 IsEmpty]: Start isEmpty. Operand 237 states and 470 transitions. [2018-09-23 22:16:15,301 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2018-09-23 22:16:15,301 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:16:15,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:16:16,304 INFO L134 CoverageAnalysis]: Checked inductivity of 26796 backedges. 0 proven. 26796 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:16:17,578 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:16:17,579 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 472 states to 238 states and 472 transitions. [2018-09-23 22:16:17,579 INFO L276 IsEmpty]: Start isEmpty. Operand 238 states and 472 transitions. [2018-09-23 22:16:17,580 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 236 [2018-09-23 22:16:17,580 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:16:18,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:16:18,569 INFO L134 CoverageAnalysis]: Checked inductivity of 27028 backedges. 0 proven. 27028 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:16:19,528 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:16:19,529 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 474 states to 239 states and 474 transitions. [2018-09-23 22:16:19,529 INFO L276 IsEmpty]: Start isEmpty. Operand 239 states and 474 transitions. [2018-09-23 22:16:19,531 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 237 [2018-09-23 22:16:19,531 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:16:20,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:16:20,559 INFO L134 CoverageAnalysis]: Checked inductivity of 27261 backedges. 0 proven. 27261 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:16:21,650 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:16:21,650 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 476 states to 240 states and 476 transitions. [2018-09-23 22:16:21,651 INFO L276 IsEmpty]: Start isEmpty. Operand 240 states and 476 transitions. [2018-09-23 22:16:21,651 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 238 [2018-09-23 22:16:21,652 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:16:22,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:16:22,776 INFO L134 CoverageAnalysis]: Checked inductivity of 27495 backedges. 0 proven. 27495 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:16:23,737 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:16:23,738 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 478 states to 241 states and 478 transitions. [2018-09-23 22:16:23,738 INFO L276 IsEmpty]: Start isEmpty. Operand 241 states and 478 transitions. [2018-09-23 22:16:23,738 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 239 [2018-09-23 22:16:23,738 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:16:24,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:16:24,824 INFO L134 CoverageAnalysis]: Checked inductivity of 27730 backedges. 0 proven. 27730 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:16:25,803 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:16:25,803 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 480 states to 242 states and 480 transitions. [2018-09-23 22:16:25,804 INFO L276 IsEmpty]: Start isEmpty. Operand 242 states and 480 transitions. [2018-09-23 22:16:25,804 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 240 [2018-09-23 22:16:25,804 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:16:26,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:16:26,979 INFO L134 CoverageAnalysis]: Checked inductivity of 27966 backedges. 0 proven. 27966 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:16:28,247 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:16:28,247 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 482 states to 243 states and 482 transitions. [2018-09-23 22:16:28,247 INFO L276 IsEmpty]: Start isEmpty. Operand 243 states and 482 transitions. [2018-09-23 22:16:28,248 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 241 [2018-09-23 22:16:28,248 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:16:28,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:16:29,197 INFO L134 CoverageAnalysis]: Checked inductivity of 28203 backedges. 0 proven. 28203 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:16:30,193 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:16:30,193 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 484 states to 244 states and 484 transitions. [2018-09-23 22:16:30,194 INFO L276 IsEmpty]: Start isEmpty. Operand 244 states and 484 transitions. [2018-09-23 22:16:30,194 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 242 [2018-09-23 22:16:30,194 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:16:30,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:16:31,296 INFO L134 CoverageAnalysis]: Checked inductivity of 28441 backedges. 0 proven. 28441 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:16:32,262 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:16:32,263 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 486 states to 245 states and 486 transitions. [2018-09-23 22:16:32,263 INFO L276 IsEmpty]: Start isEmpty. Operand 245 states and 486 transitions. [2018-09-23 22:16:32,264 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 243 [2018-09-23 22:16:32,264 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:16:32,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:16:33,346 INFO L134 CoverageAnalysis]: Checked inductivity of 28680 backedges. 0 proven. 28680 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:16:34,353 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:16:34,354 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 488 states to 246 states and 488 transitions. [2018-09-23 22:16:34,354 INFO L276 IsEmpty]: Start isEmpty. Operand 246 states and 488 transitions. [2018-09-23 22:16:34,355 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 244 [2018-09-23 22:16:34,355 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:16:34,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:16:35,458 INFO L134 CoverageAnalysis]: Checked inductivity of 28920 backedges. 0 proven. 28920 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:16:36,468 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:16:36,468 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 490 states to 247 states and 490 transitions. [2018-09-23 22:16:36,468 INFO L276 IsEmpty]: Start isEmpty. Operand 247 states and 490 transitions. [2018-09-23 22:16:36,469 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 245 [2018-09-23 22:16:36,469 INFO L423 CodeCheckObserver]: Error Path is FOUND. Received shutdown request... [2018-09-23 22:16:37,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:16:37,090 ERROR L611 CodeCheckObserver]: First Tracecheck threw exception Timeout exceeded [2018-09-23 22:16:37,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:16:37,269 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-23 22:16:37,282 INFO L177 TraceCheckSpWp]: Timeout while computing interpolants [2018-09-23 22:16:37,282 INFO L256 ToolchainWalker]: Toolchain cancelled while executing plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck. Reason: Timeout or Toolchain cancelled by user [2018-09-23 22:16:37,284 INFO L168 Benchmark]: Toolchain (without parser) took 244754.83 ms. Allocated memory was 1.5 GB in the beginning and 3.5 GB in the end (delta: 1.9 GB). Free memory was 1.5 GB in the beginning and 2.3 GB in the end (delta: -860.1 MB). Peak memory consumption was 1.1 GB. Max. memory is 7.1 GB. [2018-09-23 22:16:37,286 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.23 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 22:16:37,286 INFO L168 Benchmark]: Boogie Procedure Inliner took 45.81 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 22:16:37,287 INFO L168 Benchmark]: Boogie Preprocessor took 24.75 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 22:16:37,287 INFO L168 Benchmark]: RCFGBuilder took 234.02 ms. Allocated memory is still 1.5 GB. Free memory was 1.5 GB in the beginning and 1.4 GB in the end (delta: 21.1 MB). Peak memory consumption was 21.1 MB. Max. memory is 7.1 GB. [2018-09-23 22:16:37,287 INFO L168 Benchmark]: CodeCheck took 244442.44 ms. Allocated memory was 1.5 GB in the beginning and 3.5 GB in the end (delta: 1.9 GB). Free memory was 1.4 GB in the beginning and 2.3 GB in the end (delta: -881.2 MB). Peak memory consumption was 1.1 GB. Max. memory is 7.1 GB. [2018-09-23 22:16:37,295 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - TimeoutResult: Timeout (de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck) Toolchain cancelled while TraceCheckSpWp was constructing forward predicates, while XnfDer was eliminating 1 quantified variables from 2 xjuncts. * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Boogie PL CUP Parser took 0.23 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 45.81 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 24.75 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 234.02 ms. Allocated memory is still 1.5 GB. Free memory was 1.5 GB in the beginning and 1.4 GB in the end (delta: 21.1 MB). Peak memory consumption was 21.1 MB. Max. memory is 7.1 GB. * CodeCheck took 244442.44 ms. Allocated memory was 1.5 GB in the beginning and 3.5 GB in the end (delta: 1.9 GB). Free memory was 1.4 GB in the beginning and 2.3 GB in the end (delta: -881.2 MB). Peak memory consumption was 1.1 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/Luxembourg.bpl_svcomp-Reach-32bit-Kojak_Default.epf_KojakBplInline.xml/Csv-Benchmark-0-2018-09-23_22-16-37-305.csv Completed graceful shutdown