java -Xmx8000000000 -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data --generate-csv --csv-dir csv -tc ../../../trunk/examples/toolchains/KojakBplInline.xml -s ../../../trunk/examples/settings/pu-bench/svcomp-Reach-32bit-Kojak_Default.epf -i ../../../trunk/examples/programs/real-life/RailwayCrossing.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.23-d19836b [2018-09-26 22:03:46,183 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-09-26 22:03:46,186 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-09-26 22:03:46,204 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-09-26 22:03:46,205 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-09-26 22:03:46,209 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-09-26 22:03:46,210 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-09-26 22:03:46,213 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-09-26 22:03:46,215 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-09-26 22:03:46,218 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-09-26 22:03:46,220 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-09-26 22:03:46,221 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-09-26 22:03:46,222 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-09-26 22:03:46,223 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-09-26 22:03:46,224 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-09-26 22:03:46,225 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-09-26 22:03:46,232 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-09-26 22:03:46,238 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-09-26 22:03:46,242 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-09-26 22:03:46,247 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-09-26 22:03:46,248 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-09-26 22:03:46,252 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-09-26 22:03:46,257 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-09-26 22:03:46,257 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-09-26 22:03:46,257 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-09-26 22:03:46,260 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-09-26 22:03:46,262 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-09-26 22:03:46,263 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-09-26 22:03:46,264 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-09-26 22:03:46,268 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-09-26 22:03:46,268 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-09-26 22:03:46,269 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-09-26 22:03:46,269 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-09-26 22:03:46,271 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-09-26 22:03:46,272 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-09-26 22:03:46,273 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-09-26 22:03:46,273 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/pu-bench/svcomp-Reach-32bit-Kojak_Default.epf [2018-09-26 22:03:46,295 INFO L110 SettingsManager]: Loading preferences was successful [2018-09-26 22:03:46,296 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-09-26 22:03:46,299 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-09-26 22:03:46,299 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-09-26 22:03:46,299 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-09-26 22:03:46,300 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-09-26 22:03:46,300 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-09-26 22:03:46,300 INFO L133 SettingsManager]: * sizeof long=4 [2018-09-26 22:03:46,300 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-09-26 22:03:46,301 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-09-26 22:03:46,301 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-09-26 22:03:46,301 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-09-26 22:03:46,301 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-09-26 22:03:46,302 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-09-26 22:03:46,303 INFO L133 SettingsManager]: * sizeof long double=12 [2018-09-26 22:03:46,303 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-09-26 22:03:46,303 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-09-26 22:03:46,303 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-09-26 22:03:46,304 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-09-26 22:03:46,304 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-09-26 22:03:46,304 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-09-26 22:03:46,304 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-09-26 22:03:46,306 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-09-26 22:03:46,306 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-09-26 22:03:46,306 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-09-26 22:03:46,306 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-09-26 22:03:46,306 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-09-26 22:03:46,307 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-09-26 22:03:46,307 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-09-26 22:03:46,364 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-09-26 22:03:46,377 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-09-26 22:03:46,381 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-09-26 22:03:46,383 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2018-09-26 22:03:46,384 INFO L276 PluginConnector]: Boogie PL CUP Parser initialized [2018-09-26 22:03:46,385 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/real-life/RailwayCrossing.bpl [2018-09-26 22:03:46,385 INFO L111 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/real-life/RailwayCrossing.bpl' [2018-09-26 22:03:46,440 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-09-26 22:03:46,444 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-09-26 22:03:46,445 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-09-26 22:03:46,445 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-09-26 22:03:46,446 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-09-26 22:03:46,469 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "RailwayCrossing.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 10:03:46" (1/1) ... [2018-09-26 22:03:46,483 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "RailwayCrossing.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 10:03:46" (1/1) ... [2018-09-26 22:03:46,488 WARN L165 Inliner]: Program contained no entry procedure! [2018-09-26 22:03:46,488 WARN L168 Inliner]: Missing entry procedures: [ULTIMATE.start] [2018-09-26 22:03:46,488 WARN L175 Inliner]: Fallback enabled. All procedures will be processed. [2018-09-26 22:03:46,491 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-09-26 22:03:46,492 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-09-26 22:03:46,492 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-09-26 22:03:46,492 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-09-26 22:03:46,505 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "RailwayCrossing.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 10:03:46" (1/1) ... [2018-09-26 22:03:46,505 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "RailwayCrossing.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 10:03:46" (1/1) ... [2018-09-26 22:03:46,506 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "RailwayCrossing.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 10:03:46" (1/1) ... [2018-09-26 22:03:46,508 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "RailwayCrossing.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 10:03:46" (1/1) ... [2018-09-26 22:03:46,511 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "RailwayCrossing.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 10:03:46" (1/1) ... [2018-09-26 22:03:46,518 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "RailwayCrossing.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 10:03:46" (1/1) ... [2018-09-26 22:03:46,520 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "RailwayCrossing.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 10:03:46" (1/1) ... [2018-09-26 22:03:46,521 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-09-26 22:03:46,522 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-09-26 22:03:46,522 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-09-26 22:03:46,522 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-09-26 22:03:46,524 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "RailwayCrossing.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 10:03:46" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-09-26 22:03:46,604 INFO L124 BoogieDeclarations]: Specification and implementation of procedure GateController given in one single declaration [2018-09-26 22:03:46,605 INFO L130 BoogieDeclarations]: Found specification of procedure GateController [2018-09-26 22:03:46,605 INFO L138 BoogieDeclarations]: Found implementation of procedure GateController [2018-09-26 22:03:47,050 INFO L343 CfgBuilder]: Using library mode [2018-09-26 22:03:47,051 INFO L202 PluginConnector]: Adding new model RailwayCrossing.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.09 10:03:47 BoogieIcfgContainer [2018-09-26 22:03:47,051 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-09-26 22:03:47,052 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-09-26 22:03:47,052 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-09-26 22:03:47,064 INFO L276 PluginConnector]: CodeCheck initialized [2018-09-26 22:03:47,064 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "RailwayCrossing.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.09 10:03:47" (1/1) ... [2018-09-26 22:03:47,075 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-09-26 22:03:47,109 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:03:47,117 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 5 transitions. [2018-09-26 22:03:47,118 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 5 transitions. [2018-09-26 22:03:47,121 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-09-26 22:03:47,121 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:03:47,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:03:47,259 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:03:47,351 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:03:47,352 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 6 states and 8 transitions. [2018-09-26 22:03:47,352 INFO L276 IsEmpty]: Start isEmpty. Operand 6 states and 8 transitions. [2018-09-26 22:03:47,353 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:03:47,353 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:03:47,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:03:47,410 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:03:47,588 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:03:47,589 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 7 states and 12 transitions. [2018-09-26 22:03:47,589 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 12 transitions. [2018-09-26 22:03:47,592 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-26 22:03:47,592 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:03:47,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:03:47,706 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:03:47,993 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:03:47,993 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 8 states and 17 transitions. [2018-09-26 22:03:47,994 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 17 transitions. [2018-09-26 22:03:47,994 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-09-26 22:03:47,994 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:03:48,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:03:48,091 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:03:48,211 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:03:48,212 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 9 states and 23 transitions. [2018-09-26 22:03:48,212 INFO L276 IsEmpty]: Start isEmpty. Operand 9 states and 23 transitions. [2018-09-26 22:03:48,212 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-09-26 22:03:48,213 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:03:48,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:03:48,407 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:03:48,624 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:03:48,624 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 10 states and 30 transitions. [2018-09-26 22:03:48,624 INFO L276 IsEmpty]: Start isEmpty. Operand 10 states and 30 transitions. [2018-09-26 22:03:48,625 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-09-26 22:03:48,625 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:03:48,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:03:48,706 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:03:49,185 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:03:49,186 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 11 states and 38 transitions. [2018-09-26 22:03:49,186 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 38 transitions. [2018-09-26 22:03:49,187 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-09-26 22:03:49,187 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:03:49,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:03:49,303 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:03:49,438 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:03:49,439 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 12 states and 47 transitions. [2018-09-26 22:03:49,439 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 47 transitions. [2018-09-26 22:03:49,440 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-09-26 22:03:49,440 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:03:49,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:03:49,645 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:03:49,775 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:03:49,776 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 13 states and 57 transitions. [2018-09-26 22:03:49,777 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 57 transitions. [2018-09-26 22:03:49,778 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-09-26 22:03:49,778 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:03:49,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:03:49,890 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:03:50,108 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:03:50,111 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 14 states and 68 transitions. [2018-09-26 22:03:50,111 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 68 transitions. [2018-09-26 22:03:50,112 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-09-26 22:03:50,112 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:03:50,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:03:50,213 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:03:50,418 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:03:50,419 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 15 states and 80 transitions. [2018-09-26 22:03:50,419 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 80 transitions. [2018-09-26 22:03:50,420 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-09-26 22:03:50,420 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:03:50,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:03:50,513 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 55 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:03:50,736 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:03:50,737 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 16 states and 93 transitions. [2018-09-26 22:03:50,738 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 93 transitions. [2018-09-26 22:03:50,740 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-26 22:03:50,740 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:03:50,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:03:51,225 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 0 proven. 66 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:03:51,695 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:03:51,696 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 17 states and 107 transitions. [2018-09-26 22:03:51,696 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 107 transitions. [2018-09-26 22:03:51,697 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-09-26 22:03:51,697 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:03:51,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:03:51,856 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 0 proven. 78 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:03:52,071 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:03:52,072 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 122 states to 18 states and 122 transitions. [2018-09-26 22:03:52,072 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 122 transitions. [2018-09-26 22:03:52,073 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-09-26 22:03:52,074 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:03:52,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:03:52,331 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:03:52,643 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:03:52,644 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 19 states and 138 transitions. [2018-09-26 22:03:52,644 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 138 transitions. [2018-09-26 22:03:52,645 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-09-26 22:03:52,645 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:03:52,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:03:52,773 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 0 proven. 105 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:03:53,243 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:03:53,243 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 155 states to 20 states and 155 transitions. [2018-09-26 22:03:53,244 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 155 transitions. [2018-09-26 22:03:53,244 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-09-26 22:03:53,244 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:03:53,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:03:53,393 INFO L134 CoverageAnalysis]: Checked inductivity of 120 backedges. 0 proven. 120 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:03:53,578 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:03:53,579 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 173 states to 21 states and 173 transitions. [2018-09-26 22:03:53,579 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 173 transitions. [2018-09-26 22:03:53,580 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-09-26 22:03:53,580 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:03:53,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:03:54,429 INFO L134 CoverageAnalysis]: Checked inductivity of 136 backedges. 0 proven. 136 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:03:55,164 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:03:55,165 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 192 states to 22 states and 192 transitions. [2018-09-26 22:03:55,166 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 192 transitions. [2018-09-26 22:03:55,167 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-09-26 22:03:55,167 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:03:55,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:03:55,353 INFO L134 CoverageAnalysis]: Checked inductivity of 153 backedges. 0 proven. 153 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:03:55,647 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:03:55,648 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 212 states to 23 states and 212 transitions. [2018-09-26 22:03:55,649 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 212 transitions. [2018-09-26 22:03:55,650 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2018-09-26 22:03:55,650 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:03:55,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:03:56,654 INFO L134 CoverageAnalysis]: Checked inductivity of 171 backedges. 0 proven. 171 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:03:57,255 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:03:57,255 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 233 states to 24 states and 233 transitions. [2018-09-26 22:03:57,256 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 233 transitions. [2018-09-26 22:03:57,258 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2018-09-26 22:03:57,259 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:03:57,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:03:57,458 INFO L134 CoverageAnalysis]: Checked inductivity of 190 backedges. 0 proven. 190 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:03:57,746 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:03:57,746 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 255 states to 25 states and 255 transitions. [2018-09-26 22:03:57,747 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 255 transitions. [2018-09-26 22:03:57,748 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2018-09-26 22:03:57,748 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:03:57,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:03:58,172 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 0 proven. 210 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:03:58,566 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:03:58,567 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 278 states to 26 states and 278 transitions. [2018-09-26 22:03:58,567 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 278 transitions. [2018-09-26 22:03:58,569 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2018-09-26 22:03:58,569 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:03:58,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:03:59,043 INFO L134 CoverageAnalysis]: Checked inductivity of 231 backedges. 0 proven. 231 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:03:59,732 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:03:59,733 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 302 states to 27 states and 302 transitions. [2018-09-26 22:03:59,733 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 302 transitions. [2018-09-26 22:03:59,734 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2018-09-26 22:03:59,734 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:03:59,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:03:59,995 INFO L134 CoverageAnalysis]: Checked inductivity of 253 backedges. 0 proven. 253 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:04:00,461 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:04:00,462 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 327 states to 28 states and 327 transitions. [2018-09-26 22:04:00,462 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 327 transitions. [2018-09-26 22:04:00,463 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2018-09-26 22:04:00,463 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:04:00,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:04:00,628 INFO L134 CoverageAnalysis]: Checked inductivity of 276 backedges. 0 proven. 276 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:04:00,911 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:04:00,912 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 353 states to 29 states and 353 transitions. [2018-09-26 22:04:00,912 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 353 transitions. [2018-09-26 22:04:00,913 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2018-09-26 22:04:00,914 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:04:00,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:04:01,062 INFO L134 CoverageAnalysis]: Checked inductivity of 300 backedges. 0 proven. 300 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:04:01,381 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:04:01,382 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 380 states to 30 states and 380 transitions. [2018-09-26 22:04:01,382 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 380 transitions. [2018-09-26 22:04:01,383 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2018-09-26 22:04:01,383 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:04:01,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:04:02,460 INFO L134 CoverageAnalysis]: Checked inductivity of 325 backedges. 0 proven. 325 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:04:02,766 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:04:02,767 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 408 states to 31 states and 408 transitions. [2018-09-26 22:04:02,767 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 408 transitions. [2018-09-26 22:04:02,768 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2018-09-26 22:04:02,768 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:04:02,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:04:02,923 INFO L134 CoverageAnalysis]: Checked inductivity of 351 backedges. 0 proven. 351 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:04:03,326 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:04:03,327 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 437 states to 32 states and 437 transitions. [2018-09-26 22:04:03,327 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 437 transitions. [2018-09-26 22:04:03,328 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2018-09-26 22:04:03,328 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:04:03,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:04:03,615 INFO L134 CoverageAnalysis]: Checked inductivity of 378 backedges. 0 proven. 378 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:04:03,973 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:04:03,973 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 467 states to 33 states and 467 transitions. [2018-09-26 22:04:03,973 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 467 transitions. [2018-09-26 22:04:03,974 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2018-09-26 22:04:03,974 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:04:03,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:04:04,330 INFO L134 CoverageAnalysis]: Checked inductivity of 406 backedges. 0 proven. 406 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:04:04,616 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:04:04,617 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 498 states to 34 states and 498 transitions. [2018-09-26 22:04:04,617 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 498 transitions. [2018-09-26 22:04:04,618 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2018-09-26 22:04:04,618 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:04:04,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:04:04,846 INFO L134 CoverageAnalysis]: Checked inductivity of 435 backedges. 0 proven. 435 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:04:05,100 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:04:05,103 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 530 states to 35 states and 530 transitions. [2018-09-26 22:04:05,103 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 530 transitions. [2018-09-26 22:04:05,104 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2018-09-26 22:04:05,104 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:04:05,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:04:05,360 INFO L134 CoverageAnalysis]: Checked inductivity of 465 backedges. 0 proven. 465 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:04:05,612 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:04:05,613 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 563 states to 36 states and 563 transitions. [2018-09-26 22:04:05,613 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 563 transitions. [2018-09-26 22:04:05,614 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2018-09-26 22:04:05,614 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:04:05,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:04:05,771 INFO L134 CoverageAnalysis]: Checked inductivity of 496 backedges. 0 proven. 496 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:04:06,043 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:04:06,043 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 597 states to 37 states and 597 transitions. [2018-09-26 22:04:06,044 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 597 transitions. [2018-09-26 22:04:06,044 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2018-09-26 22:04:06,045 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:04:06,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:04:06,180 INFO L134 CoverageAnalysis]: Checked inductivity of 528 backedges. 0 proven. 528 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:04:06,475 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:04:06,476 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 632 states to 38 states and 632 transitions. [2018-09-26 22:04:06,476 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 632 transitions. [2018-09-26 22:04:06,477 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2018-09-26 22:04:06,477 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:04:06,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:04:06,731 INFO L134 CoverageAnalysis]: Checked inductivity of 561 backedges. 0 proven. 561 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:04:07,007 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:04:07,007 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 668 states to 39 states and 668 transitions. [2018-09-26 22:04:07,007 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 668 transitions. [2018-09-26 22:04:07,008 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2018-09-26 22:04:07,008 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:04:07,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:04:07,693 INFO L134 CoverageAnalysis]: Checked inductivity of 595 backedges. 0 proven. 595 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:04:07,963 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:04:07,964 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 705 states to 40 states and 705 transitions. [2018-09-26 22:04:07,964 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 705 transitions. [2018-09-26 22:04:07,965 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2018-09-26 22:04:07,965 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:04:07,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:04:08,157 INFO L134 CoverageAnalysis]: Checked inductivity of 630 backedges. 0 proven. 630 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:04:08,689 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:04:08,690 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 743 states to 41 states and 743 transitions. [2018-09-26 22:04:08,690 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 743 transitions. [2018-09-26 22:04:08,690 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2018-09-26 22:04:08,690 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:04:08,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:04:08,982 INFO L134 CoverageAnalysis]: Checked inductivity of 666 backedges. 0 proven. 666 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:04:09,368 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:04:09,369 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 782 states to 42 states and 782 transitions. [2018-09-26 22:04:09,369 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 782 transitions. [2018-09-26 22:04:09,369 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2018-09-26 22:04:09,370 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:04:09,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:04:09,557 INFO L134 CoverageAnalysis]: Checked inductivity of 703 backedges. 0 proven. 703 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:04:09,973 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:04:09,974 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 822 states to 43 states and 822 transitions. [2018-09-26 22:04:09,974 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 822 transitions. [2018-09-26 22:04:09,975 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2018-09-26 22:04:09,975 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:04:09,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:04:10,247 INFO L134 CoverageAnalysis]: Checked inductivity of 741 backedges. 0 proven. 741 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:04:15,214 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:04:15,215 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 863 states to 44 states and 863 transitions. [2018-09-26 22:04:15,215 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 863 transitions. [2018-09-26 22:04:15,215 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2018-09-26 22:04:15,216 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:04:15,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:04:15,507 INFO L134 CoverageAnalysis]: Checked inductivity of 780 backedges. 0 proven. 780 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:04:15,825 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:04:15,826 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 905 states to 45 states and 905 transitions. [2018-09-26 22:04:15,826 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 905 transitions. [2018-09-26 22:04:15,827 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2018-09-26 22:04:15,827 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:04:15,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:04:16,192 INFO L134 CoverageAnalysis]: Checked inductivity of 820 backedges. 0 proven. 820 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:04:16,510 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:04:16,511 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 948 states to 46 states and 948 transitions. [2018-09-26 22:04:16,511 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 948 transitions. [2018-09-26 22:04:16,512 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2018-09-26 22:04:16,512 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:04:16,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:04:16,655 INFO L134 CoverageAnalysis]: Checked inductivity of 861 backedges. 0 proven. 861 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:04:17,347 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:04:17,348 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 992 states to 47 states and 992 transitions. [2018-09-26 22:04:17,348 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 992 transitions. [2018-09-26 22:04:17,349 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2018-09-26 22:04:17,349 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:04:17,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:04:17,699 INFO L134 CoverageAnalysis]: Checked inductivity of 903 backedges. 0 proven. 903 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:04:18,083 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:04:18,084 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1037 states to 48 states and 1037 transitions. [2018-09-26 22:04:18,084 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 1037 transitions. [2018-09-26 22:04:18,084 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-09-26 22:04:18,085 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:04:18,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:04:18,541 INFO L134 CoverageAnalysis]: Checked inductivity of 946 backedges. 0 proven. 946 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:04:19,182 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:04:19,183 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1083 states to 49 states and 1083 transitions. [2018-09-26 22:04:19,183 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 1083 transitions. [2018-09-26 22:04:19,184 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2018-09-26 22:04:19,184 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:04:19,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:04:19,372 INFO L134 CoverageAnalysis]: Checked inductivity of 990 backedges. 0 proven. 990 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:04:19,790 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:04:19,791 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1130 states to 50 states and 1130 transitions. [2018-09-26 22:04:19,791 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 1130 transitions. [2018-09-26 22:04:19,792 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2018-09-26 22:04:19,792 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:04:19,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:04:19,938 INFO L134 CoverageAnalysis]: Checked inductivity of 1035 backedges. 0 proven. 1035 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:04:20,315 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:04:20,315 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1178 states to 51 states and 1178 transitions. [2018-09-26 22:04:20,315 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 1178 transitions. [2018-09-26 22:04:20,316 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2018-09-26 22:04:20,316 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:04:20,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:04:20,688 INFO L134 CoverageAnalysis]: Checked inductivity of 1081 backedges. 0 proven. 1081 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:04:21,062 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:04:21,063 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1227 states to 52 states and 1227 transitions. [2018-09-26 22:04:21,063 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 1227 transitions. [2018-09-26 22:04:21,064 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2018-09-26 22:04:21,064 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:04:21,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:04:21,966 INFO L134 CoverageAnalysis]: Checked inductivity of 1128 backedges. 0 proven. 1128 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:04:22,353 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:04:22,354 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1277 states to 53 states and 1277 transitions. [2018-09-26 22:04:22,354 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 1277 transitions. [2018-09-26 22:04:22,354 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2018-09-26 22:04:22,354 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:04:22,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:04:23,408 INFO L134 CoverageAnalysis]: Checked inductivity of 1176 backedges. 0 proven. 1176 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:04:24,236 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:04:24,237 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1328 states to 54 states and 1328 transitions. [2018-09-26 22:04:24,237 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 1328 transitions. [2018-09-26 22:04:24,237 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-09-26 22:04:24,238 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:04:24,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:04:24,401 INFO L134 CoverageAnalysis]: Checked inductivity of 1225 backedges. 0 proven. 1225 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:04:24,848 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:04:24,849 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1380 states to 55 states and 1380 transitions. [2018-09-26 22:04:24,849 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 1380 transitions. [2018-09-26 22:04:24,850 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2018-09-26 22:04:24,850 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:04:24,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:04:25,533 INFO L134 CoverageAnalysis]: Checked inductivity of 1275 backedges. 0 proven. 1275 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:04:25,949 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:04:25,949 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1433 states to 56 states and 1433 transitions. [2018-09-26 22:04:25,950 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 1433 transitions. [2018-09-26 22:04:25,950 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2018-09-26 22:04:25,950 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:04:25,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:04:26,145 INFO L134 CoverageAnalysis]: Checked inductivity of 1326 backedges. 0 proven. 1326 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:04:26,687 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:04:26,687 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1487 states to 57 states and 1487 transitions. [2018-09-26 22:04:26,687 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 1487 transitions. [2018-09-26 22:04:26,688 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2018-09-26 22:04:26,688 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:04:26,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:04:27,011 INFO L134 CoverageAnalysis]: Checked inductivity of 1378 backedges. 0 proven. 1378 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:04:27,440 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:04:27,441 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1542 states to 58 states and 1542 transitions. [2018-09-26 22:04:27,441 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 1542 transitions. [2018-09-26 22:04:27,441 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2018-09-26 22:04:27,441 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:04:27,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:04:27,644 INFO L134 CoverageAnalysis]: Checked inductivity of 1431 backedges. 0 proven. 1431 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:04:28,088 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:04:28,089 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1598 states to 59 states and 1598 transitions. [2018-09-26 22:04:28,089 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 1598 transitions. [2018-09-26 22:04:28,089 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2018-09-26 22:04:28,089 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:04:28,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:04:28,399 INFO L134 CoverageAnalysis]: Checked inductivity of 1485 backedges. 0 proven. 1485 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:04:28,969 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:04:28,969 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1655 states to 60 states and 1655 transitions. [2018-09-26 22:04:28,969 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 1655 transitions. [2018-09-26 22:04:28,970 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2018-09-26 22:04:28,970 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:04:28,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:04:29,268 INFO L134 CoverageAnalysis]: Checked inductivity of 1540 backedges. 0 proven. 1540 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:04:29,746 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:04:29,747 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1713 states to 61 states and 1713 transitions. [2018-09-26 22:04:29,747 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 1713 transitions. [2018-09-26 22:04:29,748 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2018-09-26 22:04:29,748 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:04:29,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:04:29,923 INFO L134 CoverageAnalysis]: Checked inductivity of 1596 backedges. 0 proven. 1596 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:04:30,435 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:04:30,436 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1772 states to 62 states and 1772 transitions. [2018-09-26 22:04:30,436 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 1772 transitions. [2018-09-26 22:04:30,436 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-09-26 22:04:30,437 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:04:30,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:04:30,818 INFO L134 CoverageAnalysis]: Checked inductivity of 1653 backedges. 0 proven. 1653 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:04:31,408 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:04:31,409 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1832 states to 63 states and 1832 transitions. [2018-09-26 22:04:31,409 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 1832 transitions. [2018-09-26 22:04:31,410 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2018-09-26 22:04:31,410 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:04:31,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:04:31,603 INFO L134 CoverageAnalysis]: Checked inductivity of 1711 backedges. 0 proven. 1711 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:04:32,101 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:04:32,101 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1893 states to 64 states and 1893 transitions. [2018-09-26 22:04:32,102 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 1893 transitions. [2018-09-26 22:04:32,102 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2018-09-26 22:04:32,102 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:04:32,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:04:32,268 INFO L134 CoverageAnalysis]: Checked inductivity of 1770 backedges. 0 proven. 1770 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:04:32,812 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:04:32,813 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1955 states to 65 states and 1955 transitions. [2018-09-26 22:04:32,813 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 1955 transitions. [2018-09-26 22:04:32,813 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2018-09-26 22:04:32,813 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:04:32,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:04:32,977 INFO L134 CoverageAnalysis]: Checked inductivity of 1830 backedges. 0 proven. 1830 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:04:33,504 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:04:33,505 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2018 states to 66 states and 2018 transitions. [2018-09-26 22:04:33,506 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 2018 transitions. [2018-09-26 22:04:33,506 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2018-09-26 22:04:33,506 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:04:33,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:04:33,674 INFO L134 CoverageAnalysis]: Checked inductivity of 1891 backedges. 0 proven. 1891 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:04:34,430 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:04:34,431 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2082 states to 67 states and 2082 transitions. [2018-09-26 22:04:34,431 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 2082 transitions. [2018-09-26 22:04:34,432 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2018-09-26 22:04:34,432 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:04:34,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:04:34,614 INFO L134 CoverageAnalysis]: Checked inductivity of 1953 backedges. 0 proven. 1953 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:04:35,174 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:04:35,175 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2147 states to 68 states and 2147 transitions. [2018-09-26 22:04:35,175 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 2147 transitions. [2018-09-26 22:04:35,175 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2018-09-26 22:04:35,176 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:04:35,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:04:35,402 INFO L134 CoverageAnalysis]: Checked inductivity of 2016 backedges. 0 proven. 2016 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:04:35,977 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:04:35,978 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2213 states to 69 states and 2213 transitions. [2018-09-26 22:04:35,978 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 2213 transitions. [2018-09-26 22:04:35,978 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2018-09-26 22:04:35,978 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:04:35,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:04:36,198 INFO L134 CoverageAnalysis]: Checked inductivity of 2080 backedges. 0 proven. 2080 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:04:36,748 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:04:36,749 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2280 states to 70 states and 2280 transitions. [2018-09-26 22:04:36,749 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 2280 transitions. [2018-09-26 22:04:36,749 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2018-09-26 22:04:36,749 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:04:36,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:04:36,924 INFO L134 CoverageAnalysis]: Checked inductivity of 2145 backedges. 0 proven. 2145 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:04:37,502 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:04:37,503 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2348 states to 71 states and 2348 transitions. [2018-09-26 22:04:37,503 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 2348 transitions. [2018-09-26 22:04:37,504 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2018-09-26 22:04:37,504 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:04:37,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:04:37,679 INFO L134 CoverageAnalysis]: Checked inductivity of 2211 backedges. 0 proven. 2211 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:04:38,279 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:04:38,280 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2417 states to 72 states and 2417 transitions. [2018-09-26 22:04:38,280 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 2417 transitions. [2018-09-26 22:04:38,281 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2018-09-26 22:04:38,281 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:04:38,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:04:38,486 INFO L134 CoverageAnalysis]: Checked inductivity of 2278 backedges. 0 proven. 2278 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:04:39,117 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:04:39,118 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2487 states to 73 states and 2487 transitions. [2018-09-26 22:04:39,118 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 2487 transitions. [2018-09-26 22:04:39,119 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2018-09-26 22:04:39,119 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:04:39,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:04:39,439 INFO L134 CoverageAnalysis]: Checked inductivity of 2346 backedges. 0 proven. 2346 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:04:40,109 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:04:40,110 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2558 states to 74 states and 2558 transitions. [2018-09-26 22:04:40,110 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 2558 transitions. [2018-09-26 22:04:40,111 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2018-09-26 22:04:40,111 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:04:40,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:04:40,303 INFO L134 CoverageAnalysis]: Checked inductivity of 2415 backedges. 0 proven. 2415 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:04:41,164 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:04:41,165 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2630 states to 75 states and 2630 transitions. [2018-09-26 22:04:41,165 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 2630 transitions. [2018-09-26 22:04:41,166 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2018-09-26 22:04:41,166 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:04:41,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:04:41,476 INFO L134 CoverageAnalysis]: Checked inductivity of 2485 backedges. 0 proven. 2485 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:04:42,149 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:04:42,150 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2703 states to 76 states and 2703 transitions. [2018-09-26 22:04:42,150 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 2703 transitions. [2018-09-26 22:04:42,151 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2018-09-26 22:04:42,151 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:04:42,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:04:42,391 INFO L134 CoverageAnalysis]: Checked inductivity of 2556 backedges. 0 proven. 2556 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:04:43,075 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:04:43,077 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2777 states to 77 states and 2777 transitions. [2018-09-26 22:04:43,077 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 2777 transitions. [2018-09-26 22:04:43,077 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2018-09-26 22:04:43,077 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:04:43,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:04:43,279 INFO L134 CoverageAnalysis]: Checked inductivity of 2628 backedges. 0 proven. 2628 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:04:43,958 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:04:43,959 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2852 states to 78 states and 2852 transitions. [2018-09-26 22:04:43,959 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 2852 transitions. [2018-09-26 22:04:43,960 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2018-09-26 22:04:43,960 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:04:43,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:04:44,264 INFO L134 CoverageAnalysis]: Checked inductivity of 2701 backedges. 0 proven. 2701 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:04:44,962 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:04:44,963 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2928 states to 79 states and 2928 transitions. [2018-09-26 22:04:44,963 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 2928 transitions. [2018-09-26 22:04:44,964 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2018-09-26 22:04:44,964 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:04:44,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:04:45,278 INFO L134 CoverageAnalysis]: Checked inductivity of 2775 backedges. 0 proven. 2775 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:04:45,935 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:04:45,936 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3005 states to 80 states and 3005 transitions. [2018-09-26 22:04:45,937 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 3005 transitions. [2018-09-26 22:04:45,937 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2018-09-26 22:04:45,938 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:04:45,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:04:46,154 INFO L134 CoverageAnalysis]: Checked inductivity of 2850 backedges. 0 proven. 2850 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:04:46,866 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:04:46,867 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3083 states to 81 states and 3083 transitions. [2018-09-26 22:04:46,867 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 3083 transitions. [2018-09-26 22:04:46,868 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2018-09-26 22:04:46,868 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:04:46,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:04:47,080 INFO L134 CoverageAnalysis]: Checked inductivity of 2926 backedges. 0 proven. 2926 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:04:47,847 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:04:47,848 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3162 states to 82 states and 3162 transitions. [2018-09-26 22:04:47,848 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 3162 transitions. [2018-09-26 22:04:47,849 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2018-09-26 22:04:47,849 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:04:47,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:04:48,073 INFO L134 CoverageAnalysis]: Checked inductivity of 3003 backedges. 0 proven. 3003 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:04:48,773 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:04:48,775 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3242 states to 83 states and 3242 transitions. [2018-09-26 22:04:48,775 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 3242 transitions. [2018-09-26 22:04:48,776 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2018-09-26 22:04:48,776 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:04:48,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:04:49,053 INFO L134 CoverageAnalysis]: Checked inductivity of 3081 backedges. 0 proven. 3081 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:04:50,059 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:04:50,060 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3323 states to 84 states and 3323 transitions. [2018-09-26 22:04:50,061 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 3323 transitions. [2018-09-26 22:04:50,061 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2018-09-26 22:04:50,061 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:04:50,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:04:50,280 INFO L134 CoverageAnalysis]: Checked inductivity of 3160 backedges. 0 proven. 3160 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:04:51,024 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:04:51,025 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3405 states to 85 states and 3405 transitions. [2018-09-26 22:04:51,026 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 3405 transitions. [2018-09-26 22:04:51,026 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2018-09-26 22:04:51,026 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:04:51,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:04:51,250 INFO L134 CoverageAnalysis]: Checked inductivity of 3240 backedges. 0 proven. 3240 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:04:51,976 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:04:51,978 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3488 states to 86 states and 3488 transitions. [2018-09-26 22:04:51,978 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 3488 transitions. [2018-09-26 22:04:51,979 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2018-09-26 22:04:51,979 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:04:52,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:04:52,251 INFO L134 CoverageAnalysis]: Checked inductivity of 3321 backedges. 0 proven. 3321 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:04:53,033 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:04:53,034 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3572 states to 87 states and 3572 transitions. [2018-09-26 22:04:53,034 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 3572 transitions. [2018-09-26 22:04:53,035 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2018-09-26 22:04:53,035 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:04:53,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:04:53,266 INFO L134 CoverageAnalysis]: Checked inductivity of 3403 backedges. 0 proven. 3403 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:04:54,104 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:04:54,105 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3657 states to 88 states and 3657 transitions. [2018-09-26 22:04:54,106 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 3657 transitions. [2018-09-26 22:04:54,106 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2018-09-26 22:04:54,106 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:04:54,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:04:54,460 INFO L134 CoverageAnalysis]: Checked inductivity of 3486 backedges. 0 proven. 3486 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:04:55,347 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:04:55,348 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3743 states to 89 states and 3743 transitions. [2018-09-26 22:04:55,348 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 3743 transitions. [2018-09-26 22:04:55,349 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2018-09-26 22:04:55,349 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:04:55,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:04:55,578 INFO L134 CoverageAnalysis]: Checked inductivity of 3570 backedges. 0 proven. 3570 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:04:56,400 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:04:56,402 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3830 states to 90 states and 3830 transitions. [2018-09-26 22:04:56,402 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 3830 transitions. [2018-09-26 22:04:56,402 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2018-09-26 22:04:56,402 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:04:56,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:04:56,668 INFO L134 CoverageAnalysis]: Checked inductivity of 3655 backedges. 0 proven. 3655 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:04:57,469 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:04:57,470 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3918 states to 91 states and 3918 transitions. [2018-09-26 22:04:57,470 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 3918 transitions. [2018-09-26 22:04:57,471 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2018-09-26 22:04:57,471 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:04:57,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:04:57,702 INFO L134 CoverageAnalysis]: Checked inductivity of 3741 backedges. 0 proven. 3741 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:04:58,581 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:04:58,582 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4007 states to 92 states and 4007 transitions. [2018-09-26 22:04:58,582 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 4007 transitions. [2018-09-26 22:04:58,583 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2018-09-26 22:04:58,583 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:04:58,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:04:58,864 INFO L134 CoverageAnalysis]: Checked inductivity of 3828 backedges. 0 proven. 3828 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:04:59,884 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:04:59,886 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4097 states to 93 states and 4097 transitions. [2018-09-26 22:04:59,886 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 4097 transitions. [2018-09-26 22:04:59,887 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2018-09-26 22:04:59,887 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:04:59,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:05:00,139 INFO L134 CoverageAnalysis]: Checked inductivity of 3916 backedges. 0 proven. 3916 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:05:00,974 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:05:00,976 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4188 states to 94 states and 4188 transitions. [2018-09-26 22:05:00,976 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 4188 transitions. [2018-09-26 22:05:00,977 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2018-09-26 22:05:00,977 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:05:00,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:05:01,256 INFO L134 CoverageAnalysis]: Checked inductivity of 4005 backedges. 0 proven. 4005 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:05:02,122 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:05:02,123 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4280 states to 95 states and 4280 transitions. [2018-09-26 22:05:02,123 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 4280 transitions. [2018-09-26 22:05:02,124 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2018-09-26 22:05:02,124 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:05:02,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:05:02,368 INFO L134 CoverageAnalysis]: Checked inductivity of 4095 backedges. 0 proven. 4095 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:05:03,265 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:05:03,266 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4373 states to 96 states and 4373 transitions. [2018-09-26 22:05:03,267 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 4373 transitions. [2018-09-26 22:05:03,267 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2018-09-26 22:05:03,267 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:05:03,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:05:03,507 INFO L134 CoverageAnalysis]: Checked inductivity of 4186 backedges. 0 proven. 4186 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:05:04,466 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:05:04,467 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4467 states to 97 states and 4467 transitions. [2018-09-26 22:05:04,468 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 4467 transitions. [2018-09-26 22:05:04,468 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2018-09-26 22:05:04,468 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:05:04,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:05:04,913 INFO L134 CoverageAnalysis]: Checked inductivity of 4278 backedges. 0 proven. 4278 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:05:05,782 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:05:05,784 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4562 states to 98 states and 4562 transitions. [2018-09-26 22:05:05,784 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 4562 transitions. [2018-09-26 22:05:05,785 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2018-09-26 22:05:05,785 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:05:05,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:05:06,075 INFO L134 CoverageAnalysis]: Checked inductivity of 4371 backedges. 0 proven. 4371 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:05:07,028 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:05:07,029 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4658 states to 99 states and 4658 transitions. [2018-09-26 22:05:07,030 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 4658 transitions. [2018-09-26 22:05:07,030 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2018-09-26 22:05:07,030 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:05:07,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:05:07,308 INFO L134 CoverageAnalysis]: Checked inductivity of 4465 backedges. 0 proven. 4465 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:05:08,360 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:05:08,362 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4755 states to 100 states and 4755 transitions. [2018-09-26 22:05:08,363 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 4755 transitions. [2018-09-26 22:05:08,364 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2018-09-26 22:05:08,364 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:05:08,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:05:08,637 INFO L134 CoverageAnalysis]: Checked inductivity of 4560 backedges. 0 proven. 4560 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:05:09,718 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:05:09,720 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4853 states to 101 states and 4853 transitions. [2018-09-26 22:05:09,720 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 4853 transitions. [2018-09-26 22:05:09,721 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2018-09-26 22:05:09,721 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:05:09,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:05:10,214 INFO L134 CoverageAnalysis]: Checked inductivity of 4656 backedges. 0 proven. 4656 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:05:11,149 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:05:11,151 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4952 states to 102 states and 4952 transitions. [2018-09-26 22:05:11,151 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 4952 transitions. [2018-09-26 22:05:11,152 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2018-09-26 22:05:11,152 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:05:11,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:05:11,415 INFO L134 CoverageAnalysis]: Checked inductivity of 4753 backedges. 0 proven. 4753 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:05:12,398 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:05:12,399 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5052 states to 103 states and 5052 transitions. [2018-09-26 22:05:12,399 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 5052 transitions. [2018-09-26 22:05:12,400 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2018-09-26 22:05:12,400 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:05:12,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:05:12,665 INFO L134 CoverageAnalysis]: Checked inductivity of 4851 backedges. 0 proven. 4851 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:05:13,709 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:05:13,711 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5153 states to 104 states and 5153 transitions. [2018-09-26 22:05:13,711 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 5153 transitions. [2018-09-26 22:05:13,712 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2018-09-26 22:05:13,712 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:05:13,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:05:13,999 INFO L134 CoverageAnalysis]: Checked inductivity of 4950 backedges. 0 proven. 4950 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:05:15,135 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:05:15,137 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5255 states to 105 states and 5255 transitions. [2018-09-26 22:05:15,137 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 5255 transitions. [2018-09-26 22:05:15,138 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2018-09-26 22:05:15,138 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:05:15,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:05:15,470 INFO L134 CoverageAnalysis]: Checked inductivity of 5050 backedges. 0 proven. 5050 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:05:16,499 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:05:16,502 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5358 states to 106 states and 5358 transitions. [2018-09-26 22:05:16,502 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 5358 transitions. [2018-09-26 22:05:16,503 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2018-09-26 22:05:16,503 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:05:16,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:05:16,813 INFO L134 CoverageAnalysis]: Checked inductivity of 5151 backedges. 0 proven. 5151 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:05:17,842 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:05:17,844 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5462 states to 107 states and 5462 transitions. [2018-09-26 22:05:17,844 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 5462 transitions. [2018-09-26 22:05:17,845 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2018-09-26 22:05:17,845 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:05:17,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:05:18,146 INFO L134 CoverageAnalysis]: Checked inductivity of 5253 backedges. 0 proven. 5253 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:05:19,217 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:05:19,219 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5567 states to 108 states and 5567 transitions. [2018-09-26 22:05:19,219 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 5567 transitions. [2018-09-26 22:05:19,220 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2018-09-26 22:05:19,220 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:05:19,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:05:19,512 INFO L134 CoverageAnalysis]: Checked inductivity of 5356 backedges. 0 proven. 5356 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:05:20,802 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:05:20,804 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5673 states to 109 states and 5673 transitions. [2018-09-26 22:05:20,804 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 5673 transitions. [2018-09-26 22:05:20,805 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2018-09-26 22:05:20,805 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:05:20,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:05:21,197 INFO L134 CoverageAnalysis]: Checked inductivity of 5460 backedges. 0 proven. 5460 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:05:22,277 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:05:22,278 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5780 states to 110 states and 5780 transitions. [2018-09-26 22:05:22,278 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 5780 transitions. [2018-09-26 22:05:22,280 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2018-09-26 22:05:22,280 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:05:22,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:05:22,573 INFO L134 CoverageAnalysis]: Checked inductivity of 5565 backedges. 0 proven. 5565 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:05:23,665 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:05:23,667 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5888 states to 111 states and 5888 transitions. [2018-09-26 22:05:23,667 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 5888 transitions. [2018-09-26 22:05:23,668 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2018-09-26 22:05:23,668 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:05:23,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:05:23,971 INFO L134 CoverageAnalysis]: Checked inductivity of 5671 backedges. 0 proven. 5671 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:05:25,124 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:05:25,126 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5997 states to 112 states and 5997 transitions. [2018-09-26 22:05:25,126 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 5997 transitions. [2018-09-26 22:05:25,128 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2018-09-26 22:05:25,128 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:05:25,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:05:25,662 INFO L134 CoverageAnalysis]: Checked inductivity of 5778 backedges. 0 proven. 5778 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:05:26,762 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:05:26,764 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6107 states to 113 states and 6107 transitions. [2018-09-26 22:05:26,764 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 6107 transitions. [2018-09-26 22:05:26,765 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2018-09-26 22:05:26,765 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:05:26,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:05:27,116 INFO L134 CoverageAnalysis]: Checked inductivity of 5886 backedges. 0 proven. 5886 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:05:28,282 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:05:28,285 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6218 states to 114 states and 6218 transitions. [2018-09-26 22:05:28,285 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 6218 transitions. [2018-09-26 22:05:28,286 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2018-09-26 22:05:28,286 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:05:28,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:05:28,712 INFO L134 CoverageAnalysis]: Checked inductivity of 5995 backedges. 0 proven. 5995 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:05:29,858 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:05:29,860 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6330 states to 115 states and 6330 transitions. [2018-09-26 22:05:29,860 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 6330 transitions. [2018-09-26 22:05:29,861 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2018-09-26 22:05:29,861 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:05:29,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:05:30,188 INFO L134 CoverageAnalysis]: Checked inductivity of 6105 backedges. 0 proven. 6105 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:05:31,351 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:05:31,353 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6443 states to 116 states and 6443 transitions. [2018-09-26 22:05:31,353 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 6443 transitions. [2018-09-26 22:05:31,354 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2018-09-26 22:05:31,354 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:05:31,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:05:31,695 INFO L134 CoverageAnalysis]: Checked inductivity of 6216 backedges. 0 proven. 6216 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:05:32,871 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:05:32,873 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6444 states to 117 states and 6444 transitions. [2018-09-26 22:05:32,873 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 6444 transitions. [2018-09-26 22:05:32,874 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2018-09-26 22:05:32,874 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:05:32,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:06:05,014 INFO L134 CoverageAnalysis]: Checked inductivity of 6328 backedges. 1 proven. 6272 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. Received shutdown request... [2018-09-26 22:07:49,946 INFO L256 ToolchainWalker]: Toolchain cancelled while executing plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck. Reason: Timeout or Toolchain cancelled by user [2018-09-26 22:07:49,948 INFO L168 Benchmark]: Toolchain (without parser) took 243507.86 ms. Allocated memory was 1.5 GB in the beginning and 3.0 GB in the end (delta: 1.5 GB). Free memory was 1.5 GB in the beginning and 2.8 GB in the end (delta: -1.4 GB). Peak memory consumption was 2.2 GB. Max. memory is 7.1 GB. [2018-09-26 22:07:49,950 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.22 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. [2018-09-26 22:07:49,950 INFO L168 Benchmark]: Boogie Procedure Inliner took 46.11 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. [2018-09-26 22:07:49,951 INFO L168 Benchmark]: Boogie Preprocessor took 29.84 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. [2018-09-26 22:07:49,951 INFO L168 Benchmark]: RCFGBuilder took 529.65 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. [2018-09-26 22:07:49,956 INFO L168 Benchmark]: CodeCheck took 242895.72 ms. Allocated memory was 1.5 GB in the beginning and 3.0 GB in the end (delta: 1.5 GB). Free memory was 1.4 GB in the beginning and 2.8 GB in the end (delta: -1.4 GB). Peak memory consumption was 2.2 GB. Max. memory is 7.1 GB. [2018-09-26 22:07:49,959 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - TimeoutResult: Timeout (de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck) Toolchain cancelled while PredicateComparison was comparing new predicate (quantifier-free) to 834 known predicates. * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Boogie PL CUP Parser took 0.22 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 46.11 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 29.84 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 529.65 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 242895.72 ms. Allocated memory was 1.5 GB in the beginning and 3.0 GB in the end (delta: 1.5 GB). Free memory was 1.4 GB in the beginning and 2.8 GB in the end (delta: -1.4 GB). Peak memory consumption was 2.2 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/RailwayCrossing.bpl_svcomp-Reach-32bit-Kojak_Default.epf_KojakBplInline.xml/Csv-Benchmark-0-2018-09-26_22-07-49-980.csv Completed graceful shutdown