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/Elevator.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.23-1cc990c [2018-10-01 01:25:31,300 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-01 01:25:31,303 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-01 01:25:31,317 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-01 01:25:31,317 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-01 01:25:31,319 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-01 01:25:31,320 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-01 01:25:31,322 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-01 01:25:31,324 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-01 01:25:31,324 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-01 01:25:31,326 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-01 01:25:31,326 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-01 01:25:31,327 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-01 01:25:31,328 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-01 01:25:31,329 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-01 01:25:31,330 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-01 01:25:31,331 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-01 01:25:31,333 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-01 01:25:31,335 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-01 01:25:31,336 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-01 01:25:31,338 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-01 01:25:31,339 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-01 01:25:31,342 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-01 01:25:31,342 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-01 01:25:31,342 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-01 01:25:31,343 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-01 01:25:31,344 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-01 01:25:31,345 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-01 01:25:31,346 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-01 01:25:31,347 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-01 01:25:31,348 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-01 01:25:31,348 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-01 01:25:31,349 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-01 01:25:31,349 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-01 01:25:31,350 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-01 01:25:31,351 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-01 01:25:31,351 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 [2018-10-01 01:25:31,367 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-01 01:25:31,367 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-01 01:25:31,368 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-01 01:25:31,368 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-10-01 01:25:31,369 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-10-01 01:25:31,369 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-10-01 01:25:31,370 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-01 01:25:31,370 INFO L133 SettingsManager]: * sizeof long=4 [2018-10-01 01:25:31,370 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-10-01 01:25:31,370 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-10-01 01:25:31,370 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-01 01:25:31,371 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-01 01:25:31,371 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-01 01:25:31,371 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-01 01:25:31,371 INFO L133 SettingsManager]: * sizeof long double=12 [2018-10-01 01:25:31,371 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-01 01:25:31,372 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-01 01:25:31,372 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-10-01 01:25:31,372 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-10-01 01:25:31,372 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-01 01:25:31,372 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-01 01:25:31,373 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-10-01 01:25:31,373 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-01 01:25:31,373 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-01 01:25:31,373 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-01 01:25:31,373 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-10-01 01:25:31,374 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-01 01:25:31,374 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-10-01 01:25:31,374 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-10-01 01:25:31,445 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-01 01:25:31,462 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-01 01:25:31,466 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-01 01:25:31,468 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2018-10-01 01:25:31,468 INFO L276 PluginConnector]: Boogie PL CUP Parser initialized [2018-10-01 01:25:31,469 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/real-life/Elevator.bpl [2018-10-01 01:25:31,470 INFO L111 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/real-life/Elevator.bpl' [2018-10-01 01:25:31,542 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-01 01:25:31,545 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-10-01 01:25:31,546 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-01 01:25:31,547 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-01 01:25:31,547 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-01 01:25:31,568 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "Elevator.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 01.10 01:25:31" (1/1) ... [2018-10-01 01:25:31,583 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "Elevator.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 01.10 01:25:31" (1/1) ... [2018-10-01 01:25:31,588 WARN L165 Inliner]: Program contained no entry procedure! [2018-10-01 01:25:31,588 WARN L168 Inliner]: Missing entry procedures: [ULTIMATE.start] [2018-10-01 01:25:31,588 WARN L175 Inliner]: Fallback enabled. All procedures will be processed. [2018-10-01 01:25:31,591 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-01 01:25:31,592 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-01 01:25:31,592 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-01 01:25:31,592 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-01 01:25:31,604 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "Elevator.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 01.10 01:25:31" (1/1) ... [2018-10-01 01:25:31,604 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "Elevator.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 01.10 01:25:31" (1/1) ... [2018-10-01 01:25:31,606 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "Elevator.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 01.10 01:25:31" (1/1) ... [2018-10-01 01:25:31,606 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "Elevator.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 01.10 01:25:31" (1/1) ... [2018-10-01 01:25:31,612 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "Elevator.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 01.10 01:25:31" (1/1) ... [2018-10-01 01:25:31,618 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "Elevator.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 01.10 01:25:31" (1/1) ... [2018-10-01 01:25:31,620 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "Elevator.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 01.10 01:25:31" (1/1) ... [2018-10-01 01:25:31,623 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-01 01:25:31,624 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-01 01:25:31,624 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-01 01:25:31,624 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-01 01:25:31,625 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "Elevator.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 01.10 01:25:31" (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 [2018-10-01 01:25:31,697 INFO L124 BoogieDeclarations]: Specification and implementation of procedure Elevator given in one single declaration [2018-10-01 01:25:31,697 INFO L130 BoogieDeclarations]: Found specification of procedure Elevator [2018-10-01 01:25:31,698 INFO L138 BoogieDeclarations]: Found implementation of procedure Elevator [2018-10-01 01:25:33,564 INFO L345 CfgBuilder]: Using library mode [2018-10-01 01:25:33,565 INFO L202 PluginConnector]: Adding new model Elevator.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.10 01:25:33 BoogieIcfgContainer [2018-10-01 01:25:33,565 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-10-01 01:25:33,566 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-10-01 01:25:33,566 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-10-01 01:25:33,577 INFO L276 PluginConnector]: CodeCheck initialized [2018-10-01 01:25:33,578 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "Elevator.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.10 01:25:33" (1/1) ... [2018-10-01 01:25:33,589 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-01 01:25:33,619 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 01:25:33,626 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 5 transitions. [2018-10-01 01:25:33,627 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 5 transitions. [2018-10-01 01:25:33,630 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-01 01:25:33,630 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 01:25:33,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 01:25:33,869 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 01:25:34,175 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 01:25:34,176 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2018-10-01 01:25:34,176 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2018-10-01 01:25:34,177 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-10-01 01:25:34,177 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 01:25:34,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 01:25:34,379 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 01:25:34,647 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 01:25:34,647 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 9 states and 13 transitions. [2018-10-01 01:25:34,647 INFO L276 IsEmpty]: Start isEmpty. Operand 9 states and 13 transitions. [2018-10-01 01:25:34,648 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-10-01 01:25:34,648 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 01:25:34,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 01:25:34,861 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 01:25:35,111 WARN L178 SmtUtils]: Spent 177.00 ms on a formula simplification. DAG size of input: 15 DAG size of output: 14 [2018-10-01 01:25:35,417 WARN L178 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 15 [2018-10-01 01:25:35,836 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 01:25:35,837 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 13 states and 25 transitions. [2018-10-01 01:25:35,837 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 25 transitions. [2018-10-01 01:25:35,841 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-10-01 01:25:35,841 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 01:25:35,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 01:25:36,424 WARN L178 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 37 DAG size of output: 24 [2018-10-01 01:25:36,634 WARN L178 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 39 DAG size of output: 27 [2018-10-01 01:25:36,639 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 01:25:36,945 WARN L178 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 38 DAG size of output: 34 [2018-10-01 01:25:37,684 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 01:25:37,685 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 17 states and 36 transitions. [2018-10-01 01:25:37,685 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 36 transitions. [2018-10-01 01:25:37,686 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-10-01 01:25:37,686 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 01:25:37,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 01:25:38,093 WARN L178 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 29 [2018-10-01 01:25:38,466 WARN L178 SmtUtils]: Spent 235.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 31 [2018-10-01 01:25:38,651 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 01:25:39,562 WARN L178 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 44 [2018-10-01 01:25:40,098 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 01:25:40,099 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 19 states and 44 transitions. [2018-10-01 01:25:40,099 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 44 transitions. [2018-10-01 01:25:40,100 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-10-01 01:25:40,100 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 01:25:40,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 01:25:41,039 WARN L178 SmtUtils]: Spent 201.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 24 [2018-10-01 01:25:41,584 WARN L178 SmtUtils]: Spent 350.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 46 [2018-10-01 01:25:42,255 WARN L178 SmtUtils]: Spent 291.00 ms on a formula simplification. DAG size of input: 86 DAG size of output: 50 [2018-10-01 01:25:42,552 WARN L178 SmtUtils]: Spent 206.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 45 [2018-10-01 01:25:42,984 WARN L178 SmtUtils]: Spent 209.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 46 [2018-10-01 01:25:43,189 WARN L178 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 82 DAG size of output: 36 [2018-10-01 01:25:43,586 WARN L178 SmtUtils]: Spent 301.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 39 [2018-10-01 01:25:43,686 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 01:25:44,856 WARN L178 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 60 DAG size of output: 52 [2018-10-01 01:25:45,206 WARN L178 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 61 DAG size of output: 53 [2018-10-01 01:25:45,748 WARN L178 SmtUtils]: Spent 167.00 ms on a formula simplification. DAG size of input: 60 DAG size of output: 38 [2018-10-01 01:25:46,045 WARN L178 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 61 DAG size of output: 48 [2018-10-01 01:25:46,454 WARN L178 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 60 DAG size of output: 40 [2018-10-01 01:25:46,792 WARN L178 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 61 DAG size of output: 48 [2018-10-01 01:25:48,339 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 01:25:48,341 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 26 states and 75 transitions. [2018-10-01 01:25:48,341 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 75 transitions. [2018-10-01 01:25:48,342 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-10-01 01:25:48,343 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 01:25:48,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 01:25:49,742 WARN L178 SmtUtils]: Spent 217.00 ms on a formula simplification. DAG size of input: 12 DAG size of output: 11 [2018-10-01 01:25:50,694 WARN L178 SmtUtils]: Spent 288.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 37 [2018-10-01 01:25:51,371 WARN L178 SmtUtils]: Spent 474.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 48 [2018-10-01 01:25:52,456 WARN L178 SmtUtils]: Spent 581.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 54 [2018-10-01 01:25:53,724 WARN L178 SmtUtils]: Spent 892.00 ms on a formula simplification. DAG size of input: 165 DAG size of output: 97 [2018-10-01 01:25:54,722 WARN L178 SmtUtils]: Spent 718.00 ms on a formula simplification. DAG size of input: 163 DAG size of output: 86 [2018-10-01 01:25:55,562 WARN L178 SmtUtils]: Spent 641.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 69 [2018-10-01 01:25:56,337 WARN L178 SmtUtils]: Spent 519.00 ms on a formula simplification. DAG size of input: 155 DAG size of output: 67 [2018-10-01 01:25:56,725 WARN L178 SmtUtils]: Spent 211.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 42 [2018-10-01 01:25:56,800 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 0 proven. 42 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 01:25:57,556 WARN L178 SmtUtils]: Spent 634.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 29 [2018-10-01 01:26:00,803 WARN L178 SmtUtils]: Spent 287.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 49 [2018-10-01 01:26:01,202 WARN L178 SmtUtils]: Spent 222.00 ms on a formula simplification that was a NOOP. DAG size: 92 [2018-10-01 01:26:02,201 WARN L178 SmtUtils]: Spent 734.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 60 [2018-10-01 01:26:02,921 WARN L178 SmtUtils]: Spent 325.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 62 [2018-10-01 01:26:03,235 WARN L178 SmtUtils]: Spent 158.00 ms on a formula simplification that was a NOOP. DAG size: 82 [2018-10-01 01:26:03,506 WARN L178 SmtUtils]: Spent 211.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 61 [2018-10-01 01:26:04,272 WARN L178 SmtUtils]: Spent 249.00 ms on a formula simplification. DAG size of input: 88 DAG size of output: 50 [2018-10-01 01:26:04,764 WARN L178 SmtUtils]: Spent 194.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 64 [2018-10-01 01:26:05,693 WARN L178 SmtUtils]: Spent 203.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 64 [2018-10-01 01:26:06,186 WARN L178 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 60 DAG size of output: 54 [2018-10-01 01:26:06,538 WARN L178 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 59 DAG size of output: 41 [2018-10-01 01:26:07,057 WARN L178 SmtUtils]: Spent 147.00 ms on a formula simplification. DAG size of input: 64 DAG size of output: 58 [2018-10-01 01:26:07,242 WARN L178 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 63 DAG size of output: 44 [2018-10-01 01:26:07,686 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 01:26:07,687 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 34 states and 110 transitions. [2018-10-01 01:26:07,687 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 110 transitions. [2018-10-01 01:26:07,689 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-10-01 01:26:07,689 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 01:26:07,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 01:26:08,635 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 0 proven. 42 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 01:26:09,340 WARN L178 SmtUtils]: Spent 255.00 ms on a formula simplification. DAG size of input: 68 DAG size of output: 31 [2018-10-01 01:26:09,641 WARN L178 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 69 DAG size of output: 47 [2018-10-01 01:26:10,346 WARN L178 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 50 [2018-10-01 01:26:10,878 WARN L178 SmtUtils]: Spent 165.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 46 [2018-10-01 01:26:11,112 WARN L178 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 34 [2018-10-01 01:26:11,716 WARN L178 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 98 DAG size of output: 40 [2018-10-01 01:26:11,972 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 01:26:11,973 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 38 states and 123 transitions. [2018-10-01 01:26:11,973 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 123 transitions. [2018-10-01 01:26:11,975 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-10-01 01:26:11,975 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 01:26:12,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 01:26:13,884 WARN L178 SmtUtils]: Spent 234.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 23 [2018-10-01 01:26:14,829 WARN L178 SmtUtils]: Spent 377.00 ms on a formula simplification. DAG size of input: 170 DAG size of output: 46 [2018-10-01 01:26:15,758 WARN L178 SmtUtils]: Spent 522.00 ms on a formula simplification. DAG size of input: 171 DAG size of output: 57 [2018-10-01 01:26:16,839 WARN L178 SmtUtils]: Spent 617.00 ms on a formula simplification. DAG size of input: 184 DAG size of output: 64 [2018-10-01 01:26:17,892 WARN L178 SmtUtils]: Spent 604.00 ms on a formula simplification. DAG size of input: 192 DAG size of output: 58 [2018-10-01 01:26:19,228 WARN L178 SmtUtils]: Spent 948.00 ms on a formula simplification. DAG size of input: 195 DAG size of output: 81 [2018-10-01 01:26:20,465 WARN L178 SmtUtils]: Spent 806.00 ms on a formula simplification. DAG size of input: 199 DAG size of output: 73 [2018-10-01 01:26:21,214 WARN L178 SmtUtils]: Spent 366.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 46 [2018-10-01 01:26:21,974 WARN L178 SmtUtils]: Spent 451.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 52 [2018-10-01 01:26:22,373 WARN L178 SmtUtils]: Spent 186.00 ms on a formula simplification. DAG size of input: 102 DAG size of output: 34 [2018-10-01 01:26:22,446 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 0 proven. 56 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 01:26:23,651 WARN L178 SmtUtils]: Spent 170.00 ms on a formula simplification. DAG size of input: 74 DAG size of output: 61 [2018-10-01 01:26:23,936 WARN L178 SmtUtils]: Spent 112.00 ms on a formula simplification that was a NOOP. DAG size: 62 [2018-10-01 01:26:24,234 WARN L178 SmtUtils]: Spent 238.00 ms on a formula simplification. DAG size of input: 76 DAG size of output: 60 [2018-10-01 01:26:24,536 WARN L178 SmtUtils]: Spent 109.00 ms on a formula simplification that was a NOOP. DAG size: 61 [2018-10-01 01:26:25,046 WARN L178 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 50 [2018-10-01 01:26:25,743 WARN L178 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 69 DAG size of output: 51 [2018-10-01 01:26:26,533 WARN L178 SmtUtils]: Spent 282.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 65 [2018-10-01 01:26:26,986 WARN L178 SmtUtils]: Spent 253.00 ms on a formula simplification. DAG size of input: 76 DAG size of output: 72 [2018-10-01 01:26:27,262 WARN L178 SmtUtils]: Spent 230.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 71 [2018-10-01 01:26:28,083 WARN L178 SmtUtils]: Spent 290.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 64 [2018-10-01 01:26:28,375 WARN L178 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2018-10-01 01:26:28,671 WARN L178 SmtUtils]: Spent 231.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 72 [2018-10-01 01:26:29,440 WARN L178 SmtUtils]: Spent 163.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 37 [2018-10-01 01:26:29,962 WARN L178 SmtUtils]: Spent 167.00 ms on a formula simplification. DAG size of input: 79 DAG size of output: 62 [2018-10-01 01:26:30,694 WARN L178 SmtUtils]: Spent 199.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 54 [2018-10-01 01:26:31,139 WARN L178 SmtUtils]: Spent 171.00 ms on a formula simplification. DAG size of input: 86 DAG size of output: 66 [2018-10-01 01:26:31,900 WARN L178 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 57 DAG size of output: 34 [2018-10-01 01:26:32,254 WARN L178 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 58 DAG size of output: 46 [2018-10-01 01:26:32,843 WARN L178 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 59 DAG size of output: 37 [2018-10-01 01:26:33,026 WARN L178 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 60 DAG size of output: 49 [2018-10-01 01:26:33,443 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 01:26:33,445 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 154 states to 44 states and 154 transitions. [2018-10-01 01:26:33,445 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 154 transitions. [2018-10-01 01:26:33,447 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-10-01 01:26:33,447 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 01:26:33,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 01:26:35,055 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 0 proven. 56 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 01:26:35,274 WARN L178 SmtUtils]: Spent 151.00 ms on a formula simplification. DAG size of input: 81 DAG size of output: 54 [2018-10-01 01:26:35,509 WARN L178 SmtUtils]: Spent 162.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 45 [2018-10-01 01:26:36,182 WARN L178 SmtUtils]: Spent 186.00 ms on a formula simplification. DAG size of input: 79 DAG size of output: 56 [2018-10-01 01:26:36,423 WARN L178 SmtUtils]: Spent 168.00 ms on a formula simplification. DAG size of input: 81 DAG size of output: 48 [2018-10-01 01:26:37,033 WARN L178 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 88 DAG size of output: 38 [2018-10-01 01:26:37,673 WARN L178 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 41 [2018-10-01 01:26:38,156 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 01:26:38,157 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 163 states to 46 states and 163 transitions. [2018-10-01 01:26:38,157 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 163 transitions. [2018-10-01 01:26:38,158 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-10-01 01:26:38,159 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 01:26:38,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 01:26:43,475 WARN L178 SmtUtils]: Spent 479.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 28 [2018-10-01 01:26:44,029 WARN L178 SmtUtils]: Spent 285.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 23 [2018-10-01 01:26:45,773 WARN L178 SmtUtils]: Spent 1.06 s on a formula simplification. DAG size of input: 283 DAG size of output: 49 [2018-10-01 01:26:47,397 WARN L178 SmtUtils]: Spent 996.00 ms on a formula simplification. DAG size of input: 287 DAG size of output: 52 [2018-10-01 01:26:50,389 WARN L178 SmtUtils]: Spent 2.08 s on a formula simplification. DAG size of input: 350 DAG size of output: 74 [2018-10-01 01:26:53,343 WARN L178 SmtUtils]: Spent 2.12 s on a formula simplification. DAG size of input: 369 DAG size of output: 77 [2018-10-01 01:26:58,057 WARN L178 SmtUtils]: Spent 3.54 s on a formula simplification. DAG size of input: 546 DAG size of output: 110 [2018-10-01 01:27:02,912 WARN L178 SmtUtils]: Spent 3.73 s on a formula simplification. DAG size of input: 548 DAG size of output: 111 [2018-10-01 01:27:08,722 WARN L178 SmtUtils]: Spent 4.60 s on a formula simplification. DAG size of input: 530 DAG size of output: 152 [2018-10-01 01:27:13,646 WARN L178 SmtUtils]: Spent 3.74 s on a formula simplification. DAG size of input: 552 DAG size of output: 126 [2018-10-01 01:28:03,727 WARN L178 SmtUtils]: Spent 42.80 s on a formula simplification. DAG size of input: 3153 DAG size of output: 96 [2018-10-01 01:29:17,135 WARN L178 SmtUtils]: Spent 1.08 m on a formula simplification. DAG size of input: 3549 DAG size of output: 108 [2018-10-01 01:29:19,339 WARN L178 SmtUtils]: Spent 1.45 s on a formula simplification. DAG size of input: 282 DAG size of output: 52 [2018-10-01 01:29:21,519 WARN L178 SmtUtils]: Spent 1.40 s on a formula simplification. DAG size of input: 290 DAG size of output: 46 [2018-10-01 01:29:21,571 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 0 proven. 72 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 01:29:22,178 WARN L178 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 25 [2018-10-01 01:29:22,499 WARN L178 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 36 [2018-10-01 01:29:25,316 WARN L178 SmtUtils]: Spent 334.00 ms on a formula simplification. DAG size of input: 94 DAG size of output: 64 [2018-10-01 01:29:25,695 WARN L178 SmtUtils]: Spent 119.00 ms on a formula simplification that was a NOOP. DAG size: 68 [2018-10-01 01:29:26,080 WARN L178 SmtUtils]: Spent 281.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 52 [2018-10-01 01:29:27,100 WARN L178 SmtUtils]: Spent 301.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 58 [2018-10-01 01:29:27,505 WARN L178 SmtUtils]: Spent 127.00 ms on a formula simplification that was a NOOP. DAG size: 68 [2018-10-01 01:29:27,938 WARN L178 SmtUtils]: Spent 321.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 58 [2018-10-01 01:29:29,183 WARN L178 SmtUtils]: Spent 393.00 ms on a formula simplification. DAG size of input: 129 DAG size of output: 38 [2018-10-01 01:29:29,828 WARN L178 SmtUtils]: Spent 253.00 ms on a formula simplification that was a NOOP. DAG size: 99 [2018-10-01 01:29:30,331 WARN L178 SmtUtils]: Spent 355.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 49 [2018-10-01 01:29:31,725 WARN L178 SmtUtils]: Spent 643.00 ms on a formula simplification. DAG size of input: 122 DAG size of output: 41 [2018-10-01 01:29:32,429 WARN L178 SmtUtils]: Spent 308.00 ms on a formula simplification that was a NOOP. DAG size: 103 [2018-10-01 01:29:33,143 WARN L178 SmtUtils]: Spent 558.00 ms on a formula simplification. DAG size of input: 123 DAG size of output: 62 [2018-10-01 01:29:33,757 WARN L178 SmtUtils]: Spent 120.00 ms on a formula simplification that was a NOOP. DAG size: 62 [2018-10-01 01:29:34,531 WARN L178 SmtUtils]: Spent 609.00 ms on a formula simplification. DAG size of input: 172 DAG size of output: 36 [2018-10-01 01:29:36,264 WARN L178 SmtUtils]: Spent 1.23 s on a formula simplification. DAG size of input: 140 DAG size of output: 123 [2018-10-01 01:29:37,441 WARN L178 SmtUtils]: Spent 1.06 s on a formula simplification. DAG size of input: 154 DAG size of output: 83 [2018-10-01 01:29:38,076 WARN L178 SmtUtils]: Spent 138.00 ms on a formula simplification that was a NOOP. DAG size: 83 [2018-10-01 01:29:38,667 WARN L178 SmtUtils]: Spent 451.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 68 [2018-10-01 01:29:39,426 WARN L178 SmtUtils]: Spent 285.00 ms on a formula simplification that was a NOOP. DAG size: 111 [2018-10-01 01:29:40,276 WARN L178 SmtUtils]: Spent 724.00 ms on a formula simplification. DAG size of input: 149 DAG size of output: 83 [2018-10-01 01:29:41,157 WARN L178 SmtUtils]: Spent 289.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 82 [2018-10-01 01:29:41,764 WARN L178 SmtUtils]: Spent 380.00 ms on a formula simplification. DAG size of input: 121 DAG size of output: 59 [2018-10-01 01:29:42,328 WARN L178 SmtUtils]: Spent 200.00 ms on a formula simplification that was a NOOP. DAG size: 90 [2018-10-01 01:29:42,904 WARN L178 SmtUtils]: Spent 404.00 ms on a formula simplification. DAG size of input: 122 DAG size of output: 66 [2018-10-01 01:29:44,247 WARN L178 SmtUtils]: Spent 374.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 28 [2018-10-01 01:29:45,182 WARN L178 SmtUtils]: Spent 504.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 99 [2018-10-01 01:29:46,052 WARN L178 SmtUtils]: Spent 719.00 ms on a formula simplification. DAG size of input: 127 DAG size of output: 71 [2018-10-01 01:29:47,513 WARN L178 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 75 DAG size of output: 48 [2018-10-01 01:29:48,332 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 01:29:48,333 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 234 states to 60 states and 234 transitions. [2018-10-01 01:29:48,334 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 234 transitions. [2018-10-01 01:29:48,335 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2018-10-01 01:29:48,335 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 01:29:48,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 01:29:51,297 WARN L178 SmtUtils]: Spent 332.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 20 [2018-10-01 01:29:54,145 WARN L178 SmtUtils]: Spent 1.43 s on a formula simplification. DAG size of input: 296 DAG size of output: 54 [2018-10-01 01:29:56,511 WARN L178 SmtUtils]: Spent 1.35 s on a formula simplification. DAG size of input: 347 DAG size of output: 57 [2018-10-01 01:29:59,825 WARN L178 SmtUtils]: Spent 2.10 s on a formula simplification. DAG size of input: 415 DAG size of output: 72 [2018-10-01 01:30:03,331 WARN L178 SmtUtils]: Spent 2.25 s on a formula simplification. DAG size of input: 427 DAG size of output: 72 [2018-10-01 01:30:06,525 WARN L178 SmtUtils]: Spent 1.77 s on a formula simplification. DAG size of input: 478 DAG size of output: 42 [2018-10-01 01:30:12,436 WARN L178 SmtUtils]: Spent 2.79 s on a formula simplification. DAG size of input: 569 DAG size of output: 65 [2018-10-01 01:30:18,073 WARN L178 SmtUtils]: Spent 3.87 s on a formula simplification. DAG size of input: 608 DAG size of output: 82 [2018-10-01 01:30:23,426 WARN L178 SmtUtils]: Spent 3.47 s on a formula simplification. DAG size of input: 703 DAG size of output: 95 [2018-10-01 01:30:29,824 WARN L178 SmtUtils]: Spent 4.24 s on a formula simplification. DAG size of input: 773 DAG size of output: 114 [2018-10-01 01:30:33,361 WARN L178 SmtUtils]: Spent 2.17 s on a formula simplification. DAG size of input: 437 DAG size of output: 84 [2018-10-01 01:30:37,235 WARN L178 SmtUtils]: Spent 2.62 s on a formula simplification. DAG size of input: 434 DAG size of output: 83 [2018-10-01 01:30:38,589 WARN L178 SmtUtils]: Spent 710.00 ms on a formula simplification. DAG size of input: 195 DAG size of output: 50 [2018-10-01 01:30:38,660 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 0 proven. 90 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 01:30:39,839 WARN L178 SmtUtils]: Spent 176.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 57 [2018-10-01 01:30:40,392 WARN L178 SmtUtils]: Spent 236.00 ms on a formula simplification. DAG size of input: 66 DAG size of output: 63 [2018-10-01 01:30:40,793 WARN L178 SmtUtils]: Spent 281.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 66 [2018-10-01 01:30:41,863 WARN L178 SmtUtils]: Spent 240.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 57 [2018-10-01 01:30:42,277 WARN L178 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 68 [2018-10-01 01:30:42,746 WARN L178 SmtUtils]: Spent 368.00 ms on a formula simplification. DAG size of input: 91 DAG size of output: 66 [2018-10-01 01:30:44,632 WARN L178 SmtUtils]: Spent 161.00 ms on a formula simplification that was a NOOP. DAG size: 74 [2018-10-01 01:30:45,357 WARN L178 SmtUtils]: Spent 324.00 ms on a formula simplification. DAG size of input: 91 DAG size of output: 89 [2018-10-01 01:30:45,778 WARN L178 SmtUtils]: Spent 276.00 ms on a formula simplification. DAG size of input: 121 DAG size of output: 46 [2018-10-01 01:30:46,725 WARN L178 SmtUtils]: Spent 479.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 103 [2018-10-01 01:30:47,094 WARN L178 SmtUtils]: Spent 219.00 ms on a formula simplification. DAG size of input: 119 DAG size of output: 54 [2018-10-01 01:30:48,045 WARN L178 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 19 [2018-10-01 01:30:48,553 WARN L178 SmtUtils]: Spent 137.00 ms on a formula simplification that was a NOOP. DAG size: 76 [2018-10-01 01:30:49,013 WARN L178 SmtUtils]: Spent 230.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 62 [2018-10-01 01:30:50,005 WARN L178 SmtUtils]: Spent 237.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 56 [2018-10-01 01:30:50,782 WARN L178 SmtUtils]: Spent 383.00 ms on a formula simplification. DAG size of input: 73 DAG size of output: 70 [2018-10-01 01:30:51,263 WARN L178 SmtUtils]: Spent 332.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 85 [2018-10-01 01:30:52,128 WARN L178 SmtUtils]: Spent 144.00 ms on a formula simplification that was a NOOP. DAG size: 86 [2018-10-01 01:30:52,514 WARN L178 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 70 DAG size of output: 33 [2018-10-01 01:30:52,920 WARN L178 SmtUtils]: Spent 147.00 ms on a formula simplification. DAG size of input: 48 DAG size of output: 45 [2018-10-01 01:30:53,200 WARN L178 SmtUtils]: Spent 162.00 ms on a formula simplification. DAG size of input: 69 DAG size of output: 55 [2018-10-01 01:30:54,205 WARN L178 SmtUtils]: Spent 158.00 ms on a formula simplification. DAG size of input: 70 DAG size of output: 52 [2018-10-01 01:30:54,625 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 01:30:54,626 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 254 states to 65 states and 254 transitions. [2018-10-01 01:30:54,626 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 254 transitions. [2018-10-01 01:30:54,628 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2018-10-01 01:30:54,629 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 01:30:55,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 01:31:02,677 WARN L178 SmtUtils]: Spent 765.00 ms on a formula simplification. DAG size of input: 190 DAG size of output: 33 [2018-10-01 01:31:07,855 WARN L178 SmtUtils]: Spent 2.95 s on a formula simplification. DAG size of input: 446 DAG size of output: 45 [2018-10-01 01:31:12,477 WARN L178 SmtUtils]: Spent 3.16 s on a formula simplification. DAG size of input: 446 DAG size of output: 60 [2018-10-01 01:31:21,408 WARN L178 SmtUtils]: Spent 6.84 s on a formula simplification. DAG size of input: 594 DAG size of output: 99 [2018-10-01 01:31:29,137 WARN L178 SmtUtils]: Spent 5.63 s on a formula simplification. DAG size of input: 611 DAG size of output: 107 [2018-10-01 01:31:37,141 WARN L178 SmtUtils]: Spent 5.72 s on a formula simplification. DAG size of input: 692 DAG size of output: 74 [2018-10-01 01:31:45,184 WARN L178 SmtUtils]: Spent 5.71 s on a formula simplification. DAG size of input: 699 DAG size of output: 79 [2018-10-01 01:31:57,024 WARN L178 SmtUtils]: Spent 8.94 s on a formula simplification. DAG size of input: 948 DAG size of output: 98 [2018-10-01 01:32:09,535 WARN L178 SmtUtils]: Spent 9.47 s on a formula simplification. DAG size of input: 970 DAG size of output: 99 [2018-10-01 01:32:26,903 WARN L178 SmtUtils]: Spent 14.10 s on a formula simplification. DAG size of input: 1018 DAG size of output: 123 [2018-10-01 01:32:44,114 WARN L178 SmtUtils]: Spent 13.96 s on a formula simplification. DAG size of input: 1028 DAG size of output: 135 [2018-10-01 01:33:24,881 WARN L178 SmtUtils]: Spent 34.12 s on a formula simplification. DAG size of input: 2267 DAG size of output: 147 [2018-10-01 01:34:04,216 WARN L178 SmtUtils]: Spent 32.74 s on a formula simplification. DAG size of input: 2281 DAG size of output: 139 [2018-10-01 01:34:12,642 WARN L178 SmtUtils]: Spent 5.64 s on a formula simplification. DAG size of input: 662 DAG size of output: 54 [2018-10-01 01:34:20,940 WARN L178 SmtUtils]: Spent 5.45 s on a formula simplification. DAG size of input: 675 DAG size of output: 52 [2018-10-01 01:34:23,290 WARN L178 SmtUtils]: Spent 1.33 s on a formula simplification. DAG size of input: 237 DAG size of output: 36 [2018-10-01 01:34:25,536 WARN L178 SmtUtils]: Spent 1.21 s on a formula simplification. DAG size of input: 240 DAG size of output: 38 [2018-10-01 01:34:25,635 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 0 proven. 110 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 01:34:28,610 WARN L178 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 33 [2018-10-01 01:34:29,756 WARN L178 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 63 DAG size of output: 36 [2018-10-01 01:34:30,358 WARN L178 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 65 DAG size of output: 41 [2018-10-01 01:34:31,440 WARN L178 SmtUtils]: Spent 251.00 ms on a formula simplification. DAG size of input: 119 DAG size of output: 58 [2018-10-01 01:34:32,329 WARN L178 SmtUtils]: Spent 399.00 ms on a formula simplification. DAG size of input: 94 DAG size of output: 94 [2018-10-01 01:34:32,777 WARN L178 SmtUtils]: Spent 274.00 ms on a formula simplification. DAG size of input: 121 DAG size of output: 49 [2018-10-01 01:34:34,083 WARN L178 SmtUtils]: Spent 259.00 ms on a formula simplification. DAG size of input: 121 DAG size of output: 56 [2018-10-01 01:34:35,031 WARN L178 SmtUtils]: Spent 447.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 101 [2018-10-01 01:34:35,406 WARN L178 SmtUtils]: Spent 214.00 ms on a formula simplification. DAG size of input: 123 DAG size of output: 51 [2018-10-01 01:34:36,579 WARN L178 SmtUtils]: Spent 197.00 ms on a formula simplification. DAG size of input: 82 DAG size of output: 42 [2018-10-01 01:34:37,114 WARN L178 SmtUtils]: Spent 129.00 ms on a formula simplification that was a NOOP. DAG size: 68 [2018-10-01 01:34:37,401 WARN L178 SmtUtils]: Spent 165.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 35 [2018-10-01 01:34:38,282 WARN L178 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 35 [2018-10-01 01:34:38,820 WARN L178 SmtUtils]: Spent 109.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2018-10-01 01:34:40,213 WARN L178 SmtUtils]: Spent 179.00 ms on a formula simplification that was a NOOP. DAG size: 93 [2018-10-01 01:34:40,463 WARN L178 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 34 [2018-10-01 01:34:41,217 WARN L178 SmtUtils]: Spent 237.00 ms on a formula simplification that was a NOOP. DAG size: 94 [2018-10-01 01:34:41,653 WARN L178 SmtUtils]: Spent 289.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 58 [2018-10-01 01:34:42,789 WARN L178 SmtUtils]: Spent 305.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 49 [2018-10-01 01:34:43,948 WARN L178 SmtUtils]: Spent 560.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 108 [2018-10-01 01:34:44,424 WARN L178 SmtUtils]: Spent 265.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 59 [2018-10-01 01:34:46,630 WARN L178 SmtUtils]: Spent 638.00 ms on a formula simplification. DAG size of input: 119 DAG size of output: 111 [2018-10-01 01:34:47,012 WARN L178 SmtUtils]: Spent 186.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 45 [2018-10-01 01:34:47,966 WARN L178 SmtUtils]: Spent 356.00 ms on a formula simplification. DAG size of input: 144 DAG size of output: 73 [2018-10-01 01:34:49,233 WARN L178 SmtUtils]: Spent 633.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 119 [2018-10-01 01:34:49,752 WARN L178 SmtUtils]: Spent 298.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 66 [2018-10-01 01:34:50,229 WARN L178 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 74 [2018-10-01 01:34:51,324 WARN L178 SmtUtils]: Spent 394.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 71 [2018-10-01 01:34:52,221 WARN L178 SmtUtils]: Spent 272.00 ms on a formula simplification that was a NOOP. DAG size: 120 [2018-10-01 01:34:52,798 WARN L178 SmtUtils]: Spent 349.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 79 [2018-10-01 01:34:53,802 WARN L178 SmtUtils]: Spent 123.00 ms on a formula simplification that was a NOOP. DAG size: 78 [2018-10-01 01:34:54,135 WARN L178 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 23 [2018-10-01 01:34:54,892 WARN L178 SmtUtils]: Spent 175.00 ms on a formula simplification. DAG size of input: 79 DAG size of output: 57 [2018-10-01 01:34:56,797 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 01:34:56,798 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 316 states to 79 states and 316 transitions. [2018-10-01 01:34:56,798 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 316 transitions. [2018-10-01 01:34:56,800 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2018-10-01 01:34:56,800 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 01:34:57,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 01:35:04,115 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 0 proven. 110 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 01:35:04,334 WARN L178 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 44 [2018-10-01 01:35:05,814 WARN L178 SmtUtils]: Spent 360.00 ms on a formula simplification. DAG size of input: 129 DAG size of output: 61 [2018-10-01 01:35:06,294 WARN L178 SmtUtils]: Spent 279.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 48 [2018-10-01 01:35:07,675 WARN L178 SmtUtils]: Spent 228.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 51 [2018-10-01 01:35:08,138 WARN L178 SmtUtils]: Spent 238.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 41 [2018-10-01 01:35:09,011 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 01:35:09,012 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 328 states to 81 states and 328 transitions. [2018-10-01 01:35:09,012 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 328 transitions. [2018-10-01 01:35:09,014 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2018-10-01 01:35:09,014 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 01:35:09,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 01:35:13,400 WARN L178 SmtUtils]: Spent 393.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 33 [2018-10-01 01:35:14,337 WARN L178 SmtUtils]: Spent 447.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 41 [2018-10-01 01:35:15,708 WARN L178 SmtUtils]: Spent 504.00 ms on a formula simplification. DAG size of input: 127 DAG size of output: 45 [2018-10-01 01:35:17,173 WARN L178 SmtUtils]: Spent 648.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 48 [2018-10-01 01:35:19,535 WARN L178 SmtUtils]: Spent 1.08 s on a formula simplification. DAG size of input: 189 DAG size of output: 52 [2018-10-01 01:35:21,769 WARN L178 SmtUtils]: Spent 933.00 ms on a formula simplification. DAG size of input: 202 DAG size of output: 50 [2018-10-01 01:35:25,233 WARN L178 SmtUtils]: Spent 1.88 s on a formula simplification. DAG size of input: 233 DAG size of output: 64 [2018-10-01 01:35:29,080 WARN L178 SmtUtils]: Spent 2.19 s on a formula simplification. DAG size of input: 256 DAG size of output: 47 [2018-10-01 01:35:34,177 WARN L178 SmtUtils]: Spent 3.18 s on a formula simplification. DAG size of input: 382 DAG size of output: 61 [2018-10-01 01:35:38,523 WARN L178 SmtUtils]: Spent 2.34 s on a formula simplification. DAG size of input: 391 DAG size of output: 68 [2018-10-01 01:35:43,064 WARN L178 SmtUtils]: Spent 2.66 s on a formula simplification. DAG size of input: 416 DAG size of output: 60 [2018-10-01 01:35:48,611 WARN L178 SmtUtils]: Spent 3.35 s on a formula simplification. DAG size of input: 495 DAG size of output: 68 [2018-10-01 01:35:53,293 WARN L178 SmtUtils]: Spent 2.35 s on a formula simplification. DAG size of input: 532 DAG size of output: 61 [2018-10-01 01:35:59,825 WARN L178 SmtUtils]: Spent 2.13 s on a formula simplification. DAG size of input: 442 DAG size of output: 55 [2018-10-01 01:36:05,281 WARN L178 SmtUtils]: Spent 3.17 s on a formula simplification. DAG size of input: 479 DAG size of output: 62 [2018-10-01 01:36:12,769 WARN L178 SmtUtils]: Spent 4.69 s on a formula simplification. DAG size of input: 729 DAG size of output: 73 [2018-10-01 01:36:20,582 WARN L178 SmtUtils]: Spent 2.88 s on a formula simplification. DAG size of input: 456 DAG size of output: 64 [2018-10-01 01:36:26,247 WARN L178 SmtUtils]: Spent 3.27 s on a formula simplification. DAG size of input: 521 DAG size of output: 73 [2018-10-01 01:36:29,111 WARN L178 SmtUtils]: Spent 1.53 s on a formula simplification. DAG size of input: 294 DAG size of output: 44 [2018-10-01 01:36:29,172 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 1 proven. 155 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 01:36:32,398 WARN L178 SmtUtils]: Spent 210.00 ms on a formula simplification. DAG size of input: 59 DAG size of output: 57 [2018-10-01 01:36:33,608 WARN L178 SmtUtils]: Spent 116.00 ms on a formula simplification that was a NOOP. DAG size: 56 [2018-10-01 01:36:33,850 WARN L178 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 73 DAG size of output: 34 [2018-10-01 01:36:35,337 WARN L178 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 73 DAG size of output: 35 [2018-10-01 01:36:36,001 WARN L178 SmtUtils]: Spent 190.00 ms on a formula simplification. DAG size of input: 86 DAG size of output: 59 [2018-10-01 01:36:36,838 WARN L178 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 88 DAG size of output: 44 [2018-10-01 01:36:38,123 WARN L178 SmtUtils]: Spent 154.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 49 [2018-10-01 01:36:38,926 WARN L178 SmtUtils]: Spent 318.00 ms on a formula simplification. DAG size of input: 64 DAG size of output: 62 [2018-10-01 01:36:39,313 WARN L178 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 41 [2018-10-01 01:36:40,607 WARN L178 SmtUtils]: Spent 166.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 51 [2018-10-01 01:36:41,639 WARN L178 SmtUtils]: Spent 223.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 68 [2018-10-01 01:36:43,066 WARN L178 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 38 [2018-10-01 01:36:43,506 WARN L178 SmtUtils]: Spent 227.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 67 [2018-10-01 01:36:44,793 WARN L178 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 75 DAG size of output: 44 [2018-10-01 01:36:45,572 WARN L178 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 46 [2018-10-01 01:36:47,466 WARN L178 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 47 [2018-10-01 01:36:48,322 WARN L178 SmtUtils]: Spent 196.00 ms on a formula simplification. DAG size of input: 100 DAG size of output: 59 [2018-10-01 01:36:49,036 WARN L178 SmtUtils]: Spent 217.00 ms on a formula simplification that was a NOOP. DAG size: 66 [2018-10-01 01:36:49,458 WARN L178 SmtUtils]: Spent 219.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 66 [2018-10-01 01:36:50,969 WARN L178 SmtUtils]: Spent 247.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 68 [2018-10-01 01:36:51,452 WARN L178 SmtUtils]: Spent 261.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 70 [2018-10-01 01:36:53,008 WARN L178 SmtUtils]: Spent 244.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 51 [2018-10-01 01:36:53,643 WARN L178 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 62 [2018-10-01 01:36:54,379 WARN L178 SmtUtils]: Spent 551.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 64 [2018-10-01 01:36:55,762 WARN L178 SmtUtils]: Spent 183.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 26 [2018-10-01 01:36:56,427 WARN L178 SmtUtils]: Spent 130.00 ms on a formula simplification that was a NOOP. DAG size: 66 [2018-10-01 01:36:57,230 WARN L178 SmtUtils]: Spent 552.00 ms on a formula simplification. DAG size of input: 111 DAG size of output: 87 [2018-10-01 01:36:58,254 WARN L178 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 88 [2018-10-01 01:36:58,816 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 01:36:58,816 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 152 states to 50 states and 152 transitions. [2018-10-01 01:36:58,816 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 152 transitions. [2018-10-01 01:36:58,819 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-10-01 01:36:58,819 WARN L420 CodeCheckObserver]: This Program is SAFE, Check terminated with 0 iterations. [2018-10-01 01:36:58,831 INFO L776 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2018-10-01 01:36:58,866 INFO L202 PluginConnector]: Adding new model Elevator.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 01.10 01:36:58 ImpRootNode [2018-10-01 01:36:58,866 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-10-01 01:36:58,867 INFO L168 Benchmark]: Toolchain (without parser) took 687324.87 ms. Allocated memory was 1.5 GB in the beginning and 1.9 GB in the end (delta: 325.6 MB). Free memory was 1.5 GB in the beginning and 907.0 MB in the end (delta: 549.7 MB). Peak memory consumption was 875.3 MB. Max. memory is 7.1 GB. [2018-10-01 01:36:58,868 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. [2018-10-01 01:36:58,868 INFO L168 Benchmark]: Boogie Procedure Inliner took 44.80 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. [2018-10-01 01:36:58,869 INFO L168 Benchmark]: Boogie Preprocessor took 31.63 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. [2018-10-01 01:36:58,869 INFO L168 Benchmark]: RCFGBuilder took 1941.90 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: 63.4 MB). Peak memory consumption was 63.4 MB. Max. memory is 7.1 GB. [2018-10-01 01:36:58,869 INFO L168 Benchmark]: CodeCheck took 685300.20 ms. Allocated memory was 1.5 GB in the beginning and 1.9 GB in the end (delta: 325.6 MB). Free memory was 1.4 GB in the beginning and 907.0 MB in the end (delta: 486.3 MB). Peak memory consumption was 811.9 MB. Max. memory is 7.1 GB. [2018-10-01 01:36:58,871 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 1 procedures, 32 locations, 1 error locations. SAFE Result, 685.2s OverallTime, 16 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 141568 SDtfs, 136590 SDslu, 0 SDs, 0 SdLazy, 988260 SolverSat, 253258 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 28.9s Time, PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 4.4s SatisfiabilityAnalysisTime, 535.0s InterpolantComputationTime, 225 NumberOfCodeBlocks, 225 NumberOfCodeBlocksAsserted, 15 NumberOfCheckSat, 210 ConstructedInterpolants, 0 QuantifiedInterpolants, 541898 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 15 InterpolantComputations, 1 PerfectInterpolantSequences, 1/804 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - PositiveResult [Line: 79]: assertion always holds For all program executions holds that assertion always holds at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 13]: Loop Invariant Derived loop invariant: ((((((((((((((((((((((((((((((((min <= current && current <= max) && (qDC2 == 1 || qDC2 == 2)) && qCSP == 2) && 0.0 < c2) && goal <= max) && (goal + 1 <= current || current + 1 <= goal)) && min <= goal) && qDC1 <= 1) || (((((qDC1 == 1 && min <= current) && current <= max) && goal == current) && !(qDC2 == 1)) && qCSP == 1)) || (((((((((current <= max && min <= current) && !(qDC2 == 1)) && (goal + 1 <= current || 1 == dir)) && 0.0 < c2) && goal <= max) && min <= goal) && qDC1 <= 1) && (0 == dir + 1 || current + 1 <= goal)) && qCSP == 3)) || (((((!(1 <= qCSP && ((qDC2 == 1 || qDC2 == 2) || !(qCSP == 2))) && current <= max) && ((goal <= current && current <= goal) || qCSP == 2)) && min <= goal) && qDC1 <= 1) && (((min <= current && goal <= max) && (goal + 1 <= current || current + 1 <= goal)) || qCSP <= 1))) || (((((((min + 2 <= dir + current || min <= goal) && qDC1 == 2) && ((current + 1 <= max && 1 == dir) || ((current <= max && 0 == dir + 1) && min + 1 <= current))) && !(min <= goal && (c2 <= c3 || !(goal == current)))) && qDC2 == 3) && (0 == dir + 1 || current <= goal)) && qCSP == 3)) || (((((((qDC1 == 1 && min <= current) && current <= max) && goal == current) && c3 <= c2) && qDC2 == 1) && 0.0 <= c3) && qCSP == 1)) || ((((((((c2 <= 0.0 && min <= current) && current <= max) && (qDC2 == 1 || qDC2 == 2)) && qCSP == 2) && goal <= max) && (goal + 1 <= current || current + 1 <= goal)) && min <= goal) && qDC1 <= 1)) || ((((((!((c2 <= c3 || !(qCSP == 3)) || !(qDC2 == 3)) && (dir + goal + 1 <= current || 1 == dir)) && qDC1 == 2) && !((current + 1 <= max && 1 == dir) || (0 == dir + 1 && min + 1 <= current))) && (current + 1 <= dir + goal || dir + 1 == 0)) && goal <= max) && min <= goal)) || (((((((((dir + 1 == 0 || (current + 1 <= max && dir == 1)) && qDC1 == 1) && current <= max) && goal == current) && min < current + 1) && (!(qDC2 == 2) || 0 == dir + 1)) && !(qDC2 == 1)) && (0 < dir || min + 1 <= current)) && qCSP == 3)) || ((((((((!(qCSP == 3) || 2 <= qDC2) && current <= max) && min < current + 1) && !(qCSP == 2 || qCSP <= 1)) && (!(qCSP == 3) || (((dir + goal + 1 <= current || 1 == dir) && (current + 1 <= dir + goal || dir + 1 == 0)) && goal <= max))) && !((current + 1 <= max && 1 == dir) || (0 == dir + 1 && min + 1 <= current))) && (!(qCSP == 3) || (((c2 <= c3 || !(qDC2 == 3)) && qDC1 == 2) && min <= goal))) && !((((((((c2 <= c3 || !(qDC2 == 3)) && (dir + goal + 1 <= current || 1 == dir)) && qDC1 == 2) && (0.0 <= c2 || qDC2 == 2)) && !(qDC2 == 1)) && (current + 1 <= dir + goal || 0 == dir + 1)) && goal <= max) && min <= goal))) || ((((((((current <= max && !(0.0 < c2 && qDC1 <= 1)) && min < current + 1) && !(qDC2 == 1)) && (goal + 1 <= current || 1 == dir)) && goal <= max) && min <= goal) && (0 == dir + 1 || current + 1 <= goal)) && !(!(qCSP == 3) || qDC1 == 2))) || (((((((current <= max && !(current == goal || (dir + 1 == 0 && min + 1 <= current))) && !(current + 1 <= max && dir == 1)) && min < current + 1) && qDC2 <= 3) && 2 < qDC2) && (((((1 == dir && goal <= max) || (dir + current <= max && min + 1 <= dir + current)) || dir + current + 1 <= goal) || !(qDC1 == 1)) || (min <= dir + current && dir + current + 1 <= max))) && !(!(qCSP == 3) || qDC1 == 2))) || (((!(goal == current) && qDC2 <= 3) && 2 < qDC2) && !(current <= max && min < current + 1))) || ((((((current <= max && (qDC2 == 1 || (qDC2 <= 3 && 2 < qDC2))) && qDC1 == 2) && !(((min + 2 <= dir + current && dir + current <= max) || current == goal) || (dir + 1 <= 0 && min <= dir + current))) && min < current + 1) && !((!(qCSP == 3) || (current + 1 <= max && 1 == dir)) || (0 <= dir && dir <= 0))) && (goal + 1 <= current || !(qDC2 == 1)))) || ((((((((((((current == goal || ((goal + 1 <= current || 1 == dir) && (current + 1 <= dir + goal || 0 == dir + 1))) && qDC1 == 2) && min < current + 1) && (((c2 <= c3 && qDC2 == 3) || !(goal == current)) || qDC2 == 2)) && (!(qDC2 == 1) || 1 == dir)) && ((current + 1 <= max && 1 == dir) || ((current <= max && 0 == dir + 1) && min + 1 <= current))) && 1 < qCSP) && !(qCSP == 2)) && qCSP < 4) && goal <= max) && min <= goal) && ((0.0 <= c2 || !(goal == current)) || qDC2 == 2))) || (((((((qDC1 == 1 && current == goal) && current <= max) && min < current + 1) && !((dir + 1 == 0 || (current + 1 <= max && dir == 1)) && (0 < dir || min + 1 <= current))) && !(qDC2 == 1)) && qDC2 < 3) && qCSP == 3)) || ((((((qDC1 == 1 && current == goal) && current <= max) && !((dir + 1 == 0 || (current + 1 <= max && dir == 1)) && (0 < dir || min + 1 <= current))) && 3 <= qDC2) && min <= goal) && qCSP == 3)) || ((((((qDC1 == 1 && min <= current) && current <= max) && goal == current) && qDC2 == 1) && qCSP == 1) && !(c3 <= c2 && 0.0 <= c3))) || ((((((((((!(qDC2 == 1) || (goal + 1 <= current && 0 == dir + 1)) && !(qDC2 == 2)) && qDC1 == 2) && min < current + 1) && ((current + 1 <= max && 1 == dir) || ((current <= max && 0 == dir + 1) && min + 1 <= current))) && 1 < qCSP) && !(qCSP == 2)) && qCSP < 4) && !(((current == goal || ((goal + 1 <= current || 1 == dir) && (current + 1 <= dir + goal || 0 == dir + 1))) && !(qDC2 == 1)) && goal <= max)) && min <= goal)) || (((((current == goal && current <= max) && qDC1 == 2) && 2 <= qDC2) && min < current + 1) && !(!(qCSP == 3) || ((dir + goal + 1 <= current || 1 == dir) && (current + 1 <= dir + goal || dir + 1 == 0))))) || ((((min <= current && current <= max) && goal == current) && !(qDC1 == 1)) && qCSP == 1)) || (((((((((((!(qCSP == 3) || 2 <= qDC2) && (c2 <= c3 || !(qDC2 == 3))) && (dir + goal + 1 <= current || 1 == dir)) && qDC1 == 2) && (0.0 <= c2 || qDC2 == 2)) && !(qDC2 == 1)) && !(qCSP == 2 || qCSP <= 1)) && !((current + 1 <= max && 1 == dir) || (0 == dir + 1 && min + 1 <= current))) && (current + 1 <= dir + goal || 0 == dir + 1)) && goal <= max) && min <= goal)) || ((((((current <= max && qCSP == 2) && 1 < qDC1) && min < current + 1) && goal <= max) && (goal + 1 <= current || current + 1 <= goal)) && min <= goal)) || (((((((qDC1 == 2 && ((c2 <= c3 && qDC2 == 3) || (!(qDC2 == 1) && !(qDC2 == 3)))) && ((current + 1 <= max && 1 == dir) || ((current <= max && 0 == dir + 1) && min + 1 <= current))) && 1 < qCSP) && !(qCSP == 2)) && qCSP < 4) && min <= goal) && !(((!(goal == current) || qDC2 == 2) || qDC2 == 3) && ((0.0 <= c2 || !(goal == current)) || qDC2 == 2)))) || (((((((current <= max && (((min + 2 <= dir + current && dir + current <= max) || current == goal) || (min <= dir + current && dir + current + 1 <= max))) && qDC1 == 2) && min < current + 1) && ((!(current == goal) && qDC2 == 1) || (!(qDC2 == 2) && !(qDC2 == 1)))) && (((current == goal || qDC2 == 1) || (0 <= dir && dir <= 0)) || (qDC2 <= 3 && 2 < qDC2))) && !((current + 1 <= max && 1 == dir) || (0 == dir + 1 && min + 1 <= current))) && !(!(qCSP == 3) || (current == goal && 2 <= qDC2)))) || (((((((current <= max && min < current + 1) && qDC2 == 1) && (goal + 1 <= current || 1 == dir)) && goal <= max) && min <= goal) && (0 == dir + 1 || current + 1 <= goal)) && !(!(qCSP == 3) || qDC1 == 2)) * 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 44.80 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 31.63 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 1941.90 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: 63.4 MB). Peak memory consumption was 63.4 MB. Max. memory is 7.1 GB. * CodeCheck took 685300.20 ms. Allocated memory was 1.5 GB in the beginning and 1.9 GB in the end (delta: 325.6 MB). Free memory was 1.4 GB in the beginning and 907.0 MB in the end (delta: 486.3 MB). Peak memory consumption was 811.9 MB. Max. memory is 7.1 GB. RESULT: Ultimate proved your program to be correct! Written .csv to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/csv/Elevator.bpl_svcomp-Reach-32bit-Kojak_Default.epf_KojakBplInline.xml/Csv-CodeCheckBenchmarks-0-2018-10-01_01-36-58-888.csv Written .csv to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/csv/Elevator.bpl_svcomp-Reach-32bit-Kojak_Default.epf_KojakBplInline.xml/Csv-Benchmark-0-2018-10-01_01-36-58-888.csv [MP z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forcibly destroying the process Received shutdown request...