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/GateController.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.23-2eb0a67 [2018-10-03 09:25:36,288 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-03 09:25:36,290 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-03 09:25:36,303 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-03 09:25:36,303 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-03 09:25:36,305 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-03 09:25:36,306 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-03 09:25:36,308 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-03 09:25:36,310 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-03 09:25:36,311 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-03 09:25:36,312 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-03 09:25:36,313 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-03 09:25:36,314 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-03 09:25:36,315 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-03 09:25:36,316 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-03 09:25:36,317 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-03 09:25:36,318 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-03 09:25:36,320 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-03 09:25:36,322 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-03 09:25:36,324 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-03 09:25:36,325 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-03 09:25:36,326 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-03 09:25:36,329 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-03 09:25:36,329 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-03 09:25:36,330 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-03 09:25:36,331 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-03 09:25:36,332 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-03 09:25:36,333 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-03 09:25:36,334 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-03 09:25:36,335 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-03 09:25:36,335 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-03 09:25:36,336 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-03 09:25:36,336 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-03 09:25:36,336 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-03 09:25:36,338 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-03 09:25:36,338 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-03 09:25:36,339 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 [2018-10-03 09:25:36,356 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-03 09:25:36,356 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-03 09:25:36,357 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-03 09:25:36,357 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-10-03 09:25:36,358 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-10-03 09:25:36,358 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-10-03 09:25:36,358 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-03 09:25:36,359 INFO L133 SettingsManager]: * sizeof long=4 [2018-10-03 09:25:36,359 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-10-03 09:25:36,359 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-10-03 09:25:36,359 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-03 09:25:36,359 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-03 09:25:36,360 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-03 09:25:36,360 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-03 09:25:36,360 INFO L133 SettingsManager]: * sizeof long double=12 [2018-10-03 09:25:36,360 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-03 09:25:36,360 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-03 09:25:36,360 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-10-03 09:25:36,361 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-10-03 09:25:36,361 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-03 09:25:36,361 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-03 09:25:36,361 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-10-03 09:25:36,362 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-03 09:25:36,362 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-03 09:25:36,362 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-03 09:25:36,362 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-10-03 09:25:36,362 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-03 09:25:36,363 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-10-03 09:25:36,363 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-10-03 09:25:36,410 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-03 09:25:36,423 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-03 09:25:36,427 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-03 09:25:36,429 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2018-10-03 09:25:36,430 INFO L276 PluginConnector]: Boogie PL CUP Parser initialized [2018-10-03 09:25:36,430 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/real-life/GateController.bpl [2018-10-03 09:25:36,431 INFO L111 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/real-life/GateController.bpl' [2018-10-03 09:25:36,485 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-03 09:25:36,490 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-10-03 09:25:36,491 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-03 09:25:36,491 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-03 09:25:36,491 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-03 09:25:36,515 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "GateController.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.10 09:25:36" (1/1) ... [2018-10-03 09:25:36,529 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "GateController.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.10 09:25:36" (1/1) ... [2018-10-03 09:25:36,534 WARN L165 Inliner]: Program contained no entry procedure! [2018-10-03 09:25:36,534 WARN L168 Inliner]: Missing entry procedures: [ULTIMATE.start] [2018-10-03 09:25:36,534 WARN L175 Inliner]: Fallback enabled. All procedures will be processed. [2018-10-03 09:25:36,537 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-03 09:25:36,538 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-03 09:25:36,538 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-03 09:25:36,538 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-03 09:25:36,550 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "GateController.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.10 09:25:36" (1/1) ... [2018-10-03 09:25:36,551 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "GateController.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.10 09:25:36" (1/1) ... [2018-10-03 09:25:36,555 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "GateController.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.10 09:25:36" (1/1) ... [2018-10-03 09:25:36,555 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "GateController.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.10 09:25:36" (1/1) ... [2018-10-03 09:25:36,558 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "GateController.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.10 09:25:36" (1/1) ... [2018-10-03 09:25:36,563 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "GateController.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.10 09:25:36" (1/1) ... [2018-10-03 09:25:36,564 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "GateController.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.10 09:25:36" (1/1) ... [2018-10-03 09:25:36,566 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-03 09:25:36,566 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-03 09:25:36,567 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-03 09:25:36,567 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-03 09:25:36,568 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "GateController.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.10 09:25:36" (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 [2018-10-03 09:25:36,650 INFO L124 BoogieDeclarations]: Specification and implementation of procedure GateController given in one single declaration [2018-10-03 09:25:36,650 INFO L130 BoogieDeclarations]: Found specification of procedure GateController [2018-10-03 09:25:36,650 INFO L138 BoogieDeclarations]: Found implementation of procedure GateController [2018-10-03 09:25:37,135 INFO L337 CfgBuilder]: Using library mode [2018-10-03 09:25:37,136 INFO L202 PluginConnector]: Adding new model GateController.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.10 09:25:37 BoogieIcfgContainer [2018-10-03 09:25:37,136 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-10-03 09:25:37,137 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-10-03 09:25:37,137 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-10-03 09:25:37,173 INFO L276 PluginConnector]: CodeCheck initialized [2018-10-03 09:25:37,174 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "GateController.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.10 09:25:37" (1/1) ... [2018-10-03 09:25:37,205 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-03 09:25:37,260 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:25:37,269 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 5 transitions. [2018-10-03 09:25:37,270 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 5 transitions. [2018-10-03 09:25:37,275 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-03 09:25:37,276 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:25:37,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:25:37,406 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:25:37,497 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:25:37,498 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 6 states and 8 transitions. [2018-10-03 09:25:37,498 INFO L276 IsEmpty]: Start isEmpty. Operand 6 states and 8 transitions. [2018-10-03 09:25:37,498 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-10-03 09:25:37,498 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:25:37,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:25:37,594 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:25:37,920 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:25:37,921 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 8 states and 14 transitions. [2018-10-03 09:25:37,922 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 14 transitions. [2018-10-03 09:25:37,926 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-10-03 09:25:37,926 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:25:37,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:25:38,079 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:25:38,245 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:25:38,246 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 9 states and 19 transitions. [2018-10-03 09:25:38,246 INFO L276 IsEmpty]: Start isEmpty. Operand 9 states and 19 transitions. [2018-10-03 09:25:38,246 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 09:25:38,247 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:25:38,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:25:38,432 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:25:38,614 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:25:38,615 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 10 states and 25 transitions. [2018-10-03 09:25:38,615 INFO L276 IsEmpty]: Start isEmpty. Operand 10 states and 25 transitions. [2018-10-03 09:25:38,616 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-10-03 09:25:38,616 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:25:38,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:25:38,734 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:25:39,271 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:25:39,272 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 11 states and 32 transitions. [2018-10-03 09:25:39,272 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 32 transitions. [2018-10-03 09:25:39,272 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-10-03 09:25:39,273 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:25:39,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:25:39,402 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:25:39,641 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:25:39,641 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 12 states and 40 transitions. [2018-10-03 09:25:39,642 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 40 transitions. [2018-10-03 09:25:39,642 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-10-03 09:25:39,642 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:25:39,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:25:39,724 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:25:39,904 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:25:39,905 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 13 states and 49 transitions. [2018-10-03 09:25:39,905 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 49 transitions. [2018-10-03 09:25:39,906 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-10-03 09:25:39,907 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:25:39,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:25:40,149 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:25:40,370 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:25:40,371 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 14 states and 59 transitions. [2018-10-03 09:25:40,371 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 59 transitions. [2018-10-03 09:25:40,372 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-10-03 09:25:40,372 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:25:40,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:25:40,488 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:25:40,638 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:25:40,639 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 15 states and 70 transitions. [2018-10-03 09:25:40,640 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 70 transitions. [2018-10-03 09:25:40,641 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-10-03 09:25:40,641 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:25:40,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:25:40,735 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:25:40,922 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:25:40,924 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 16 states and 82 transitions. [2018-10-03 09:25:40,924 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 82 transitions. [2018-10-03 09:25:40,925 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-10-03 09:25:40,926 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:25:40,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:25:41,035 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 55 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:25:41,322 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:25:41,323 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 17 states and 95 transitions. [2018-10-03 09:25:41,324 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 95 transitions. [2018-10-03 09:25:41,325 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-10-03 09:25:41,325 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:25:41,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:25:41,620 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 0 proven. 66 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:25:42,102 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:25:42,103 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 18 states and 109 transitions. [2018-10-03 09:25:42,103 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 109 transitions. [2018-10-03 09:25:42,104 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-10-03 09:25:42,104 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:25:42,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:25:42,245 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 0 proven. 78 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:25:42,609 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:25:42,610 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 19 states and 124 transitions. [2018-10-03 09:25:42,611 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 124 transitions. [2018-10-03 09:25:42,611 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-10-03 09:25:42,612 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:25:42,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:25:42,801 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:25:43,051 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:25:43,052 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 140 states to 20 states and 140 transitions. [2018-10-03 09:25:43,053 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 140 transitions. [2018-10-03 09:25:43,054 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-10-03 09:25:43,054 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:25:43,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:25:43,433 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 0 proven. 105 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:25:43,778 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:25:43,779 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 157 states to 21 states and 157 transitions. [2018-10-03 09:25:43,779 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 157 transitions. [2018-10-03 09:25:43,780 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-10-03 09:25:43,780 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:25:43,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:25:44,363 INFO L134 CoverageAnalysis]: Checked inductivity of 120 backedges. 0 proven. 120 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:25:44,885 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:25:44,885 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 175 states to 22 states and 175 transitions. [2018-10-03 09:25:44,886 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 175 transitions. [2018-10-03 09:25:44,886 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-10-03 09:25:44,887 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:25:44,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:25:45,619 INFO L134 CoverageAnalysis]: Checked inductivity of 136 backedges. 0 proven. 136 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:25:45,906 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:25:45,907 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 194 states to 23 states and 194 transitions. [2018-10-03 09:25:45,907 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 194 transitions. [2018-10-03 09:25:45,908 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-10-03 09:25:45,908 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:25:45,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:25:46,175 INFO L134 CoverageAnalysis]: Checked inductivity of 153 backedges. 0 proven. 153 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:25:46,491 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:25:46,492 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 214 states to 24 states and 214 transitions. [2018-10-03 09:25:46,493 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 214 transitions. [2018-10-03 09:25:46,494 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2018-10-03 09:25:46,494 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:25:46,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:25:46,679 INFO L134 CoverageAnalysis]: Checked inductivity of 171 backedges. 0 proven. 171 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:25:46,935 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:25:46,936 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 235 states to 25 states and 235 transitions. [2018-10-03 09:25:46,936 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 235 transitions. [2018-10-03 09:25:46,937 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2018-10-03 09:25:46,937 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:25:46,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:25:47,088 INFO L134 CoverageAnalysis]: Checked inductivity of 190 backedges. 0 proven. 190 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:25:47,704 WARN L178 SmtUtils]: Spent 113.00 ms on a formula simplification that was a NOOP. DAG size: 13 [2018-10-03 09:25:47,948 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:25:47,949 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 257 states to 26 states and 257 transitions. [2018-10-03 09:25:47,949 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 257 transitions. [2018-10-03 09:25:47,950 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2018-10-03 09:25:47,951 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:25:47,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:25:48,082 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 0 proven. 210 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:25:48,567 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:25:48,568 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 280 states to 27 states and 280 transitions. [2018-10-03 09:25:48,568 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 280 transitions. [2018-10-03 09:25:48,570 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2018-10-03 09:25:48,570 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:25:48,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:25:48,911 INFO L134 CoverageAnalysis]: Checked inductivity of 231 backedges. 0 proven. 231 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:25:49,135 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:25:49,136 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 304 states to 28 states and 304 transitions. [2018-10-03 09:25:49,136 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 304 transitions. [2018-10-03 09:25:49,137 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2018-10-03 09:25:49,137 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:25:49,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:25:49,256 INFO L134 CoverageAnalysis]: Checked inductivity of 253 backedges. 0 proven. 253 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:25:49,593 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:25:49,594 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 329 states to 29 states and 329 transitions. [2018-10-03 09:25:49,594 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 329 transitions. [2018-10-03 09:25:49,595 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2018-10-03 09:25:49,595 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:25:49,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:25:49,744 INFO L134 CoverageAnalysis]: Checked inductivity of 276 backedges. 0 proven. 276 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:25:50,065 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:25:50,066 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 355 states to 30 states and 355 transitions. [2018-10-03 09:25:50,067 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 355 transitions. [2018-10-03 09:25:50,067 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2018-10-03 09:25:50,068 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:25:50,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:25:50,247 INFO L134 CoverageAnalysis]: Checked inductivity of 300 backedges. 0 proven. 300 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:25:50,579 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:25:50,580 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 382 states to 31 states and 382 transitions. [2018-10-03 09:25:50,580 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 382 transitions. [2018-10-03 09:25:50,581 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2018-10-03 09:25:50,581 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:25:50,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:25:51,090 INFO L134 CoverageAnalysis]: Checked inductivity of 325 backedges. 0 proven. 325 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:25:51,488 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:25:51,490 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 410 states to 32 states and 410 transitions. [2018-10-03 09:25:51,490 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 410 transitions. [2018-10-03 09:25:51,491 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2018-10-03 09:25:51,491 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:25:51,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:25:52,912 INFO L134 CoverageAnalysis]: Checked inductivity of 351 backedges. 0 proven. 351 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:25:53,589 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:25:53,590 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 439 states to 33 states and 439 transitions. [2018-10-03 09:25:53,590 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 439 transitions. [2018-10-03 09:25:53,591 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2018-10-03 09:25:53,591 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:25:53,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:25:53,819 INFO L134 CoverageAnalysis]: Checked inductivity of 378 backedges. 0 proven. 378 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:25:54,511 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:25:54,512 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 469 states to 34 states and 469 transitions. [2018-10-03 09:25:54,512 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 469 transitions. [2018-10-03 09:25:54,514 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2018-10-03 09:25:54,514 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:25:54,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:25:54,861 INFO L134 CoverageAnalysis]: Checked inductivity of 406 backedges. 0 proven. 406 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:25:55,132 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:25:55,133 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 500 states to 35 states and 500 transitions. [2018-10-03 09:25:55,133 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 500 transitions. [2018-10-03 09:25:55,134 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2018-10-03 09:25:55,134 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:25:55,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:25:55,325 INFO L134 CoverageAnalysis]: Checked inductivity of 435 backedges. 0 proven. 435 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:25:55,592 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:25:55,593 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 532 states to 36 states and 532 transitions. [2018-10-03 09:25:55,593 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 532 transitions. [2018-10-03 09:25:55,594 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2018-10-03 09:25:55,594 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:25:55,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:25:55,758 INFO L134 CoverageAnalysis]: Checked inductivity of 465 backedges. 0 proven. 465 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:25:56,033 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:25:56,034 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 565 states to 37 states and 565 transitions. [2018-10-03 09:25:56,034 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 565 transitions. [2018-10-03 09:25:56,034 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2018-10-03 09:25:56,034 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:25:56,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:25:57,040 INFO L134 CoverageAnalysis]: Checked inductivity of 496 backedges. 0 proven. 496 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:25:57,359 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:25:57,360 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 599 states to 38 states and 599 transitions. [2018-10-03 09:25:57,360 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 599 transitions. [2018-10-03 09:25:57,361 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2018-10-03 09:25:57,361 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:25:57,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:25:57,659 INFO L134 CoverageAnalysis]: Checked inductivity of 528 backedges. 0 proven. 528 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:25:58,054 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:25:58,055 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 634 states to 39 states and 634 transitions. [2018-10-03 09:25:58,055 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 634 transitions. [2018-10-03 09:25:58,056 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2018-10-03 09:25:58,056 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:25:58,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:25:58,260 INFO L134 CoverageAnalysis]: Checked inductivity of 561 backedges. 0 proven. 561 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:25:58,861 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:25:58,862 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 670 states to 40 states and 670 transitions. [2018-10-03 09:25:58,862 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 670 transitions. [2018-10-03 09:25:58,863 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2018-10-03 09:25:58,863 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:25:58,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:25:59,152 INFO L134 CoverageAnalysis]: Checked inductivity of 595 backedges. 0 proven. 595 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:25:59,533 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:25:59,534 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 707 states to 41 states and 707 transitions. [2018-10-03 09:25:59,534 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 707 transitions. [2018-10-03 09:25:59,535 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2018-10-03 09:25:59,535 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:25:59,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:25:59,930 INFO L134 CoverageAnalysis]: Checked inductivity of 630 backedges. 0 proven. 630 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:26:00,274 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:26:00,275 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 745 states to 42 states and 745 transitions. [2018-10-03 09:26:00,275 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 745 transitions. [2018-10-03 09:26:00,276 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2018-10-03 09:26:00,276 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:26:00,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:26:00,511 INFO L134 CoverageAnalysis]: Checked inductivity of 666 backedges. 0 proven. 666 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:26:00,859 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:26:00,860 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 784 states to 43 states and 784 transitions. [2018-10-03 09:26:00,860 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 784 transitions. [2018-10-03 09:26:00,860 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2018-10-03 09:26:00,860 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:26:00,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:26:01,209 INFO L134 CoverageAnalysis]: Checked inductivity of 703 backedges. 0 proven. 703 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:26:01,547 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:26:01,548 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 824 states to 44 states and 824 transitions. [2018-10-03 09:26:01,548 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 824 transitions. [2018-10-03 09:26:01,549 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2018-10-03 09:26:01,549 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:26:01,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:26:01,738 INFO L134 CoverageAnalysis]: Checked inductivity of 741 backedges. 0 proven. 741 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:26:02,945 WARN L178 SmtUtils]: Spent 279.00 ms on a formula simplification. DAG size of input: 13 DAG size of output: 12 [2018-10-03 09:26:05,489 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:26:05,490 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 865 states to 45 states and 865 transitions. [2018-10-03 09:26:05,490 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 865 transitions. [2018-10-03 09:26:05,490 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2018-10-03 09:26:05,490 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:26:05,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:26:05,751 INFO L134 CoverageAnalysis]: Checked inductivity of 780 backedges. 0 proven. 780 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:26:06,100 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:26:06,101 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 907 states to 46 states and 907 transitions. [2018-10-03 09:26:06,101 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 907 transitions. [2018-10-03 09:26:06,102 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2018-10-03 09:26:06,102 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:26:06,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:26:06,265 INFO L134 CoverageAnalysis]: Checked inductivity of 820 backedges. 0 proven. 820 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:26:06,681 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:26:06,682 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 950 states to 47 states and 950 transitions. [2018-10-03 09:26:06,682 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 950 transitions. [2018-10-03 09:26:06,683 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2018-10-03 09:26:06,683 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:26:06,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:26:07,063 INFO L134 CoverageAnalysis]: Checked inductivity of 861 backedges. 0 proven. 861 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:26:07,502 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:26:07,503 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 994 states to 48 states and 994 transitions. [2018-10-03 09:26:07,503 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 994 transitions. [2018-10-03 09:26:07,504 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2018-10-03 09:26:07,504 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:26:07,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:26:07,712 INFO L134 CoverageAnalysis]: Checked inductivity of 903 backedges. 0 proven. 903 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:26:08,148 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:26:08,149 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1039 states to 49 states and 1039 transitions. [2018-10-03 09:26:08,149 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 1039 transitions. [2018-10-03 09:26:08,150 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-10-03 09:26:08,150 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:26:08,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:26:08,624 INFO L134 CoverageAnalysis]: Checked inductivity of 946 backedges. 0 proven. 946 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:26:08,993 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:26:08,994 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1085 states to 50 states and 1085 transitions. [2018-10-03 09:26:08,994 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 1085 transitions. [2018-10-03 09:26:08,995 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2018-10-03 09:26:08,995 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:26:09,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:26:09,233 INFO L134 CoverageAnalysis]: Checked inductivity of 990 backedges. 0 proven. 990 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:26:09,738 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:26:09,739 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1132 states to 51 states and 1132 transitions. [2018-10-03 09:26:09,739 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 1132 transitions. [2018-10-03 09:26:09,740 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2018-10-03 09:26:09,740 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:26:09,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:26:10,130 INFO L134 CoverageAnalysis]: Checked inductivity of 1035 backedges. 0 proven. 1035 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:26:10,657 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:26:10,657 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1180 states to 52 states and 1180 transitions. [2018-10-03 09:26:10,658 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 1180 transitions. [2018-10-03 09:26:10,658 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2018-10-03 09:26:10,658 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:26:10,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:26:11,003 INFO L134 CoverageAnalysis]: Checked inductivity of 1081 backedges. 0 proven. 1081 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:26:11,431 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:26:11,432 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1229 states to 53 states and 1229 transitions. [2018-10-03 09:26:11,433 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 1229 transitions. [2018-10-03 09:26:11,433 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2018-10-03 09:26:11,433 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:26:11,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:26:11,812 INFO L134 CoverageAnalysis]: Checked inductivity of 1128 backedges. 0 proven. 1128 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:26:12,245 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:26:12,246 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1279 states to 54 states and 1279 transitions. [2018-10-03 09:26:12,247 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 1279 transitions. [2018-10-03 09:26:12,247 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2018-10-03 09:26:12,247 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:26:12,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:26:12,455 INFO L134 CoverageAnalysis]: Checked inductivity of 1176 backedges. 0 proven. 1176 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:26:13,001 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:26:13,001 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1330 states to 55 states and 1330 transitions. [2018-10-03 09:26:13,001 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 1330 transitions. [2018-10-03 09:26:13,002 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-10-03 09:26:13,002 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:26:13,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:26:13,325 INFO L134 CoverageAnalysis]: Checked inductivity of 1225 backedges. 0 proven. 1225 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:26:13,822 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:26:13,823 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1382 states to 56 states and 1382 transitions. [2018-10-03 09:26:13,823 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 1382 transitions. [2018-10-03 09:26:13,824 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2018-10-03 09:26:13,824 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:26:13,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:26:14,406 INFO L134 CoverageAnalysis]: Checked inductivity of 1275 backedges. 0 proven. 1275 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:26:14,866 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:26:14,867 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1435 states to 57 states and 1435 transitions. [2018-10-03 09:26:14,867 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 1435 transitions. [2018-10-03 09:26:14,867 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2018-10-03 09:26:14,867 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:26:14,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:26:15,920 INFO L134 CoverageAnalysis]: Checked inductivity of 1326 backedges. 0 proven. 1326 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:26:16,378 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:26:16,379 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1489 states to 58 states and 1489 transitions. [2018-10-03 09:26:16,379 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 1489 transitions. [2018-10-03 09:26:16,379 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2018-10-03 09:26:16,379 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:26:16,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:26:16,564 INFO L134 CoverageAnalysis]: Checked inductivity of 1378 backedges. 0 proven. 1378 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:26:17,036 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:26:17,036 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1544 states to 59 states and 1544 transitions. [2018-10-03 09:26:17,036 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 1544 transitions. [2018-10-03 09:26:17,037 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2018-10-03 09:26:17,037 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:26:17,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:26:17,226 INFO L134 CoverageAnalysis]: Checked inductivity of 1431 backedges. 0 proven. 1431 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:26:17,732 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:26:17,732 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1600 states to 60 states and 1600 transitions. [2018-10-03 09:26:17,732 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 1600 transitions. [2018-10-03 09:26:17,733 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2018-10-03 09:26:17,733 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:26:17,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:26:17,948 INFO L134 CoverageAnalysis]: Checked inductivity of 1485 backedges. 0 proven. 1485 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:26:18,670 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:26:18,671 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1657 states to 61 states and 1657 transitions. [2018-10-03 09:26:18,671 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 1657 transitions. [2018-10-03 09:26:18,671 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2018-10-03 09:26:18,671 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:26:18,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:26:18,877 INFO L134 CoverageAnalysis]: Checked inductivity of 1540 backedges. 0 proven. 1540 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:26:19,433 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:26:19,434 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1715 states to 62 states and 1715 transitions. [2018-10-03 09:26:19,434 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 1715 transitions. [2018-10-03 09:26:19,435 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2018-10-03 09:26:19,435 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:26:19,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:26:19,719 INFO L134 CoverageAnalysis]: Checked inductivity of 1596 backedges. 0 proven. 1596 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:26:20,328 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:26:20,328 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1774 states to 63 states and 1774 transitions. [2018-10-03 09:26:20,329 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 1774 transitions. [2018-10-03 09:26:20,329 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-10-03 09:26:20,329 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:26:20,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:26:20,704 INFO L134 CoverageAnalysis]: Checked inductivity of 1653 backedges. 0 proven. 1653 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:26:21,226 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:26:21,227 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1834 states to 64 states and 1834 transitions. [2018-10-03 09:26:21,227 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 1834 transitions. [2018-10-03 09:26:21,227 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2018-10-03 09:26:21,228 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:26:21,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:26:21,410 INFO L134 CoverageAnalysis]: Checked inductivity of 1711 backedges. 0 proven. 1711 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:26:21,991 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:26:21,991 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1895 states to 65 states and 1895 transitions. [2018-10-03 09:26:21,991 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 1895 transitions. [2018-10-03 09:26:21,992 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2018-10-03 09:26:21,992 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:26:22,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:26:22,165 INFO L134 CoverageAnalysis]: Checked inductivity of 1770 backedges. 0 proven. 1770 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:26:22,790 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:26:22,791 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1957 states to 66 states and 1957 transitions. [2018-10-03 09:26:22,791 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 1957 transitions. [2018-10-03 09:26:22,791 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2018-10-03 09:26:22,791 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:26:22,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:26:22,966 INFO L134 CoverageAnalysis]: Checked inductivity of 1830 backedges. 0 proven. 1830 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:26:23,687 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:26:23,688 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2020 states to 67 states and 2020 transitions. [2018-10-03 09:26:23,688 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 2020 transitions. [2018-10-03 09:26:23,688 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2018-10-03 09:26:23,688 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:26:23,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:26:23,884 INFO L134 CoverageAnalysis]: Checked inductivity of 1891 backedges. 0 proven. 1891 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:26:24,552 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:26:24,553 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2084 states to 68 states and 2084 transitions. [2018-10-03 09:26:24,553 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 2084 transitions. [2018-10-03 09:26:24,554 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2018-10-03 09:26:24,554 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:26:24,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:26:24,763 INFO L134 CoverageAnalysis]: Checked inductivity of 1953 backedges. 0 proven. 1953 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:26:25,393 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:26:25,394 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2149 states to 69 states and 2149 transitions. [2018-10-03 09:26:25,394 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 2149 transitions. [2018-10-03 09:26:25,395 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2018-10-03 09:26:25,395 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:26:25,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:26:25,630 INFO L134 CoverageAnalysis]: Checked inductivity of 2016 backedges. 0 proven. 2016 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:26:26,275 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:26:26,275 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2215 states to 70 states and 2215 transitions. [2018-10-03 09:26:26,276 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 2215 transitions. [2018-10-03 09:26:26,276 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2018-10-03 09:26:26,276 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:26:26,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:26:26,489 INFO L134 CoverageAnalysis]: Checked inductivity of 2080 backedges. 0 proven. 2080 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:26:27,195 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:26:27,196 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2282 states to 71 states and 2282 transitions. [2018-10-03 09:26:27,196 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 2282 transitions. [2018-10-03 09:26:27,196 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2018-10-03 09:26:27,196 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:26:27,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:26:27,470 INFO L134 CoverageAnalysis]: Checked inductivity of 2145 backedges. 0 proven. 2145 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:26:28,098 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:26:28,099 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2350 states to 72 states and 2350 transitions. [2018-10-03 09:26:28,099 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 2350 transitions. [2018-10-03 09:26:28,100 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2018-10-03 09:26:28,100 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:26:28,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:26:28,318 INFO L134 CoverageAnalysis]: Checked inductivity of 2211 backedges. 0 proven. 2211 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:26:28,957 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:26:28,958 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2419 states to 73 states and 2419 transitions. [2018-10-03 09:26:28,958 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 2419 transitions. [2018-10-03 09:26:28,959 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2018-10-03 09:26:28,959 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:26:28,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:26:29,188 INFO L134 CoverageAnalysis]: Checked inductivity of 2278 backedges. 0 proven. 2278 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:26:29,833 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:26:29,834 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2489 states to 74 states and 2489 transitions. [2018-10-03 09:26:29,834 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 2489 transitions. [2018-10-03 09:26:29,835 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2018-10-03 09:26:29,835 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:26:29,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:26:30,041 INFO L134 CoverageAnalysis]: Checked inductivity of 2346 backedges. 0 proven. 2346 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:26:30,949 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:26:30,950 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2560 states to 75 states and 2560 transitions. [2018-10-03 09:26:30,950 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 2560 transitions. [2018-10-03 09:26:30,951 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2018-10-03 09:26:30,951 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:26:30,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:26:31,268 INFO L134 CoverageAnalysis]: Checked inductivity of 2415 backedges. 0 proven. 2415 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:26:32,160 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:26:32,161 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2632 states to 76 states and 2632 transitions. [2018-10-03 09:26:32,161 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 2632 transitions. [2018-10-03 09:26:32,162 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2018-10-03 09:26:32,162 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:26:32,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:26:32,371 INFO L134 CoverageAnalysis]: Checked inductivity of 2485 backedges. 0 proven. 2485 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:26:33,064 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:26:33,065 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2705 states to 77 states and 2705 transitions. [2018-10-03 09:26:33,065 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 2705 transitions. [2018-10-03 09:26:33,066 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2018-10-03 09:26:33,066 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:26:33,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:26:33,357 INFO L134 CoverageAnalysis]: Checked inductivity of 2556 backedges. 0 proven. 2556 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:26:34,089 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:26:34,090 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2779 states to 78 states and 2779 transitions. [2018-10-03 09:26:34,091 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 2779 transitions. [2018-10-03 09:26:34,091 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2018-10-03 09:26:34,091 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:26:34,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:26:34,369 INFO L134 CoverageAnalysis]: Checked inductivity of 2628 backedges. 0 proven. 2628 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:26:35,084 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:26:35,085 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2854 states to 79 states and 2854 transitions. [2018-10-03 09:26:35,085 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 2854 transitions. [2018-10-03 09:26:35,085 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2018-10-03 09:26:35,086 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:26:35,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:26:35,400 INFO L134 CoverageAnalysis]: Checked inductivity of 2701 backedges. 0 proven. 2701 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:26:36,330 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:26:36,331 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2930 states to 80 states and 2930 transitions. [2018-10-03 09:26:36,331 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 2930 transitions. [2018-10-03 09:26:36,332 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2018-10-03 09:26:36,333 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:26:36,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:26:36,632 INFO L134 CoverageAnalysis]: Checked inductivity of 2775 backedges. 0 proven. 2775 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:26:37,355 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:26:37,356 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3007 states to 81 states and 3007 transitions. [2018-10-03 09:26:37,356 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 3007 transitions. [2018-10-03 09:26:37,357 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2018-10-03 09:26:37,357 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:26:37,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:26:37,721 INFO L134 CoverageAnalysis]: Checked inductivity of 2850 backedges. 0 proven. 2850 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:26:38,480 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:26:38,481 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3085 states to 82 states and 3085 transitions. [2018-10-03 09:26:38,481 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 3085 transitions. [2018-10-03 09:26:38,482 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2018-10-03 09:26:38,482 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:26:38,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:26:38,707 INFO L134 CoverageAnalysis]: Checked inductivity of 2926 backedges. 0 proven. 2926 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:26:39,516 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:26:39,517 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3164 states to 83 states and 3164 transitions. [2018-10-03 09:26:39,517 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 3164 transitions. [2018-10-03 09:26:39,518 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2018-10-03 09:26:39,518 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:26:39,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:26:39,778 INFO L134 CoverageAnalysis]: Checked inductivity of 3003 backedges. 0 proven. 3003 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:26:40,553 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:26:40,555 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3244 states to 84 states and 3244 transitions. [2018-10-03 09:26:40,555 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 3244 transitions. [2018-10-03 09:26:40,556 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2018-10-03 09:26:40,556 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:26:40,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:26:40,989 INFO L134 CoverageAnalysis]: Checked inductivity of 3081 backedges. 0 proven. 3081 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:26:41,801 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:26:41,802 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3325 states to 85 states and 3325 transitions. [2018-10-03 09:26:41,802 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 3325 transitions. [2018-10-03 09:26:41,803 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2018-10-03 09:26:41,803 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:26:41,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:26:42,074 INFO L134 CoverageAnalysis]: Checked inductivity of 3160 backedges. 0 proven. 3160 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:26:42,878 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:26:42,879 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3407 states to 86 states and 3407 transitions. [2018-10-03 09:26:42,879 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 3407 transitions. [2018-10-03 09:26:42,880 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2018-10-03 09:26:42,880 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:26:42,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:26:43,133 INFO L134 CoverageAnalysis]: Checked inductivity of 3240 backedges. 0 proven. 3240 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:26:43,949 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:26:43,950 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3490 states to 87 states and 3490 transitions. [2018-10-03 09:26:43,950 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 3490 transitions. [2018-10-03 09:26:43,951 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2018-10-03 09:26:43,951 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:26:43,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:26:44,320 INFO L134 CoverageAnalysis]: Checked inductivity of 3321 backedges. 0 proven. 3321 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:26:45,166 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:26:45,168 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3574 states to 88 states and 3574 transitions. [2018-10-03 09:26:45,168 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 3574 transitions. [2018-10-03 09:26:45,169 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2018-10-03 09:26:45,169 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:26:45,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:26:45,414 INFO L134 CoverageAnalysis]: Checked inductivity of 3403 backedges. 0 proven. 3403 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:26:46,590 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:26:46,592 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3659 states to 89 states and 3659 transitions. [2018-10-03 09:26:46,592 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 3659 transitions. [2018-10-03 09:26:46,593 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2018-10-03 09:26:46,593 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:26:46,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:26:46,999 INFO L134 CoverageAnalysis]: Checked inductivity of 3486 backedges. 0 proven. 3486 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:26:47,910 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:26:47,912 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3745 states to 90 states and 3745 transitions. [2018-10-03 09:26:47,912 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 3745 transitions. [2018-10-03 09:26:47,913 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2018-10-03 09:26:47,913 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:26:47,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:26:48,184 INFO L134 CoverageAnalysis]: Checked inductivity of 3570 backedges. 0 proven. 3570 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:26:49,041 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:26:49,042 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3832 states to 91 states and 3832 transitions. [2018-10-03 09:26:49,043 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 3832 transitions. [2018-10-03 09:26:49,043 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2018-10-03 09:26:49,044 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:26:49,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:26:49,306 INFO L134 CoverageAnalysis]: Checked inductivity of 3655 backedges. 0 proven. 3655 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:26:50,271 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:26:50,272 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3920 states to 92 states and 3920 transitions. [2018-10-03 09:26:50,272 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 3920 transitions. [2018-10-03 09:26:50,273 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2018-10-03 09:26:50,273 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:26:50,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:26:50,564 INFO L134 CoverageAnalysis]: Checked inductivity of 3741 backedges. 0 proven. 3741 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:26:51,756 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:26:51,758 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4009 states to 93 states and 4009 transitions. [2018-10-03 09:26:51,758 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 4009 transitions. [2018-10-03 09:26:51,759 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2018-10-03 09:26:51,759 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:26:51,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:26:52,011 INFO L134 CoverageAnalysis]: Checked inductivity of 3828 backedges. 0 proven. 3828 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:26:52,929 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:26:52,930 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4099 states to 94 states and 4099 transitions. [2018-10-03 09:26:52,930 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 4099 transitions. [2018-10-03 09:26:52,931 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2018-10-03 09:26:52,931 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:26:52,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:26:53,184 INFO L134 CoverageAnalysis]: Checked inductivity of 3916 backedges. 0 proven. 3916 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:26:54,163 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:26:54,165 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4190 states to 95 states and 4190 transitions. [2018-10-03 09:26:54,165 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 4190 transitions. [2018-10-03 09:26:54,166 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2018-10-03 09:26:54,166 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:26:54,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:26:54,428 INFO L134 CoverageAnalysis]: Checked inductivity of 4005 backedges. 0 proven. 4005 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:26:55,382 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:26:55,384 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4282 states to 96 states and 4282 transitions. [2018-10-03 09:26:55,384 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 4282 transitions. [2018-10-03 09:26:55,385 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2018-10-03 09:26:55,385 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:26:55,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:26:55,699 INFO L134 CoverageAnalysis]: Checked inductivity of 4095 backedges. 0 proven. 4095 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:26:56,970 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:26:56,971 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4375 states to 97 states and 4375 transitions. [2018-10-03 09:26:56,971 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 4375 transitions. [2018-10-03 09:26:56,972 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2018-10-03 09:26:56,972 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:26:56,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:26:57,298 INFO L134 CoverageAnalysis]: Checked inductivity of 4186 backedges. 0 proven. 4186 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:26:58,279 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:26:58,281 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4469 states to 98 states and 4469 transitions. [2018-10-03 09:26:58,281 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 4469 transitions. [2018-10-03 09:26:58,282 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2018-10-03 09:26:58,282 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:26:58,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:26:58,595 INFO L134 CoverageAnalysis]: Checked inductivity of 4278 backedges. 0 proven. 4278 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:26:59,611 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:26:59,612 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4564 states to 99 states and 4564 transitions. [2018-10-03 09:26:59,612 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 4564 transitions. [2018-10-03 09:26:59,613 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2018-10-03 09:26:59,613 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:26:59,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:26:59,975 INFO L134 CoverageAnalysis]: Checked inductivity of 4371 backedges. 0 proven. 4371 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:27:01,176 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:27:01,178 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4660 states to 100 states and 4660 transitions. [2018-10-03 09:27:01,178 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 4660 transitions. [2018-10-03 09:27:01,180 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2018-10-03 09:27:01,180 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:27:01,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:27:01,661 INFO L134 CoverageAnalysis]: Checked inductivity of 4465 backedges. 0 proven. 4465 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:27:02,693 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:27:02,695 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4757 states to 101 states and 4757 transitions. [2018-10-03 09:27:02,695 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 4757 transitions. [2018-10-03 09:27:02,696 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2018-10-03 09:27:02,696 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:27:02,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:27:02,994 INFO L134 CoverageAnalysis]: Checked inductivity of 4560 backedges. 0 proven. 4560 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:27:04,043 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:27:04,045 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4855 states to 102 states and 4855 transitions. [2018-10-03 09:27:04,045 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 4855 transitions. [2018-10-03 09:27:04,046 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2018-10-03 09:27:04,046 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:27:04,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:27:04,384 INFO L134 CoverageAnalysis]: Checked inductivity of 4656 backedges. 0 proven. 4656 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:27:05,438 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:27:05,440 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4954 states to 103 states and 4954 transitions. [2018-10-03 09:27:05,440 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 4954 transitions. [2018-10-03 09:27:05,441 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2018-10-03 09:27:05,442 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:27:05,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:27:05,769 INFO L134 CoverageAnalysis]: Checked inductivity of 4753 backedges. 0 proven. 4753 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:27:07,112 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:27:07,114 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5054 states to 104 states and 5054 transitions. [2018-10-03 09:27:07,114 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 5054 transitions. [2018-10-03 09:27:07,115 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2018-10-03 09:27:07,115 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:27:07,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:27:07,450 INFO L134 CoverageAnalysis]: Checked inductivity of 4851 backedges. 0 proven. 4851 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:27:08,566 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:27:08,567 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5155 states to 105 states and 5155 transitions. [2018-10-03 09:27:08,568 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 5155 transitions. [2018-10-03 09:27:08,569 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2018-10-03 09:27:08,569 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:27:08,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:27:08,882 INFO L134 CoverageAnalysis]: Checked inductivity of 4950 backedges. 0 proven. 4950 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:27:09,974 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:27:09,976 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5257 states to 106 states and 5257 transitions. [2018-10-03 09:27:09,976 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 5257 transitions. [2018-10-03 09:27:09,977 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2018-10-03 09:27:09,978 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:27:10,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:27:36,925 INFO L134 CoverageAnalysis]: Checked inductivity of 5050 backedges. 0 proven. 5050 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. Received shutdown request... [2018-10-03 09:29:43,385 INFO L256 ToolchainWalker]: Toolchain cancelled while executing plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck. Reason: Timeout or Toolchain cancelled by user [2018-10-03 09:29:43,388 INFO L168 Benchmark]: Toolchain (without parser) took 246903.06 ms. Allocated memory was 1.5 GB in the beginning and 2.2 GB in the end (delta: 638.6 MB). Free memory was 1.5 GB in the beginning and 1.8 GB in the end (delta: -318.0 MB). Peak memory consumption was 320.6 MB. Max. memory is 7.1 GB. [2018-10-03 09:29:43,389 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. [2018-10-03 09:29:43,390 INFO L168 Benchmark]: Boogie Procedure Inliner took 46.30 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. [2018-10-03 09:29:43,390 INFO L168 Benchmark]: Boogie Preprocessor took 28.28 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. [2018-10-03 09:29:43,391 INFO L168 Benchmark]: RCFGBuilder took 569.65 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. [2018-10-03 09:29:43,391 INFO L168 Benchmark]: CodeCheck took 246250.46 ms. Allocated memory was 1.5 GB in the beginning and 2.2 GB in the end (delta: 638.6 MB). Free memory was 1.4 GB in the beginning and 1.8 GB in the end (delta: -339.1 MB). Peak memory consumption was 299.5 MB. Max. memory is 7.1 GB. [2018-10-03 09:29:43,395 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 853 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 46.30 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 28.28 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 569.65 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 246250.46 ms. Allocated memory was 1.5 GB in the beginning and 2.2 GB in the end (delta: 638.6 MB). Free memory was 1.4 GB in the beginning and 1.8 GB in the end (delta: -339.1 MB). Peak memory consumption was 299.5 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: Timeout Written .csv to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/csv/GateController.bpl_svcomp-Reach-32bit-Kojak_Default.epf_KojakBplInline.xml/Csv-Benchmark-0-2018-10-03_09-29-43-411.csv Completed graceful shutdown