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-Integer.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.23-00a8621 [2018-09-30 11:05:50,433 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-09-30 11:05:50,435 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-09-30 11:05:50,449 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-09-30 11:05:50,450 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-09-30 11:05:50,451 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-09-30 11:05:50,453 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-09-30 11:05:50,455 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-09-30 11:05:50,457 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-09-30 11:05:50,458 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-09-30 11:05:50,459 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-09-30 11:05:50,459 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-09-30 11:05:50,460 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-09-30 11:05:50,461 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-09-30 11:05:50,462 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-09-30 11:05:50,463 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-09-30 11:05:50,464 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-09-30 11:05:50,466 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-09-30 11:05:50,468 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-09-30 11:05:50,470 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-09-30 11:05:50,471 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-09-30 11:05:50,472 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-09-30 11:05:50,475 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-09-30 11:05:50,475 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-09-30 11:05:50,475 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-09-30 11:05:50,477 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-09-30 11:05:50,478 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-09-30 11:05:50,479 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-09-30 11:05:50,480 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-09-30 11:05:50,481 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-09-30 11:05:50,481 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-09-30 11:05:50,482 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-09-30 11:05:50,482 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-09-30 11:05:50,482 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-09-30 11:05:50,483 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-09-30 11:05:50,484 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-09-30 11:05:50,484 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/pu-bench/svcomp-Reach-32bit-Kojak_Default.epf [2018-09-30 11:05:50,500 INFO L110 SettingsManager]: Loading preferences was successful [2018-09-30 11:05:50,501 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-09-30 11:05:50,502 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-09-30 11:05:50,502 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-09-30 11:05:50,502 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-09-30 11:05:50,503 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-09-30 11:05:50,503 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-09-30 11:05:50,503 INFO L133 SettingsManager]: * sizeof long=4 [2018-09-30 11:05:50,503 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-09-30 11:05:50,503 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-09-30 11:05:50,504 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-09-30 11:05:50,504 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-09-30 11:05:50,504 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-09-30 11:05:50,504 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-09-30 11:05:50,504 INFO L133 SettingsManager]: * sizeof long double=12 [2018-09-30 11:05:50,505 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-09-30 11:05:50,505 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-09-30 11:05:50,505 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-09-30 11:05:50,505 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-09-30 11:05:50,505 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-09-30 11:05:50,506 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-09-30 11:05:50,506 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-09-30 11:05:50,506 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-09-30 11:05:50,506 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-09-30 11:05:50,506 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-09-30 11:05:50,507 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-09-30 11:05:50,507 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-09-30 11:05:50,507 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-09-30 11:05:50,507 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-09-30 11:05:50,558 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-09-30 11:05:50,575 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-09-30 11:05:50,582 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-09-30 11:05:50,584 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2018-09-30 11:05:50,584 INFO L276 PluginConnector]: Boogie PL CUP Parser initialized [2018-09-30 11:05:50,585 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/real-life/Elevator-Integer.bpl [2018-09-30 11:05:50,586 INFO L111 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/real-life/Elevator-Integer.bpl' [2018-09-30 11:05:50,654 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-09-30 11:05:50,658 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-09-30 11:05:50,659 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-09-30 11:05:50,659 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-09-30 11:05:50,659 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-09-30 11:05:50,680 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "Elevator-Integer.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 11:05:50" (1/1) ... [2018-09-30 11:05:50,696 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "Elevator-Integer.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 11:05:50" (1/1) ... [2018-09-30 11:05:50,701 WARN L165 Inliner]: Program contained no entry procedure! [2018-09-30 11:05:50,701 WARN L168 Inliner]: Missing entry procedures: [ULTIMATE.start] [2018-09-30 11:05:50,702 WARN L175 Inliner]: Fallback enabled. All procedures will be processed. [2018-09-30 11:05:50,704 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-09-30 11:05:50,705 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-09-30 11:05:50,705 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-09-30 11:05:50,706 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-09-30 11:05:50,718 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "Elevator-Integer.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 11:05:50" (1/1) ... [2018-09-30 11:05:50,719 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "Elevator-Integer.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 11:05:50" (1/1) ... [2018-09-30 11:05:50,721 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "Elevator-Integer.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 11:05:50" (1/1) ... [2018-09-30 11:05:50,721 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "Elevator-Integer.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 11:05:50" (1/1) ... [2018-09-30 11:05:50,726 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "Elevator-Integer.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 11:05:50" (1/1) ... [2018-09-30 11:05:50,733 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "Elevator-Integer.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 11:05:50" (1/1) ... [2018-09-30 11:05:50,735 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "Elevator-Integer.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 11:05:50" (1/1) ... [2018-09-30 11:05:50,738 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-09-30 11:05:50,739 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-09-30 11:05:50,739 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-09-30 11:05:50,739 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-09-30 11:05:50,740 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "Elevator-Integer.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 11:05:50" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-09-30 11:05:50,824 INFO L124 BoogieDeclarations]: Specification and implementation of procedure Elevator given in one single declaration [2018-09-30 11:05:50,824 INFO L130 BoogieDeclarations]: Found specification of procedure Elevator [2018-09-30 11:05:50,824 INFO L138 BoogieDeclarations]: Found implementation of procedure Elevator [2018-09-30 11:05:52,414 INFO L345 CfgBuilder]: Using library mode [2018-09-30 11:05:52,415 INFO L202 PluginConnector]: Adding new model Elevator-Integer.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.09 11:05:52 BoogieIcfgContainer [2018-09-30 11:05:52,415 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-09-30 11:05:52,416 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-09-30 11:05:52,416 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-09-30 11:05:52,430 INFO L276 PluginConnector]: CodeCheck initialized [2018-09-30 11:05:52,430 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "Elevator-Integer.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.09 11:05:52" (1/1) ... [2018-09-30 11:05:52,444 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-09-30 11:05:52,479 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:05:52,487 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 5 transitions. [2018-09-30 11:05:52,488 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 5 transitions. [2018-09-30 11:05:52,491 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-09-30 11:05:52,491 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:05:52,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:05:52,840 WARN L178 SmtUtils]: Spent 113.00 ms on a formula simplification that was a NOOP. DAG size: 9 [2018-09-30 11:05:52,914 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:05:53,182 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:05:53,182 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 7 states and 9 transitions. [2018-09-30 11:05:53,182 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 9 transitions. [2018-09-30 11:05:53,183 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 11:05:53,183 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:05:53,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:05:53,773 WARN L178 SmtUtils]: Spent 255.00 ms on a formula simplification. DAG size of input: 15 DAG size of output: 10 [2018-09-30 11:05:53,774 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:05:54,067 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:05:54,069 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 9 states and 14 transitions. [2018-09-30 11:05:54,069 INFO L276 IsEmpty]: Start isEmpty. Operand 9 states and 14 transitions. [2018-09-30 11:05:54,072 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-09-30 11:05:54,073 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:05:54,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:05:54,686 WARN L178 SmtUtils]: Spent 274.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 30 [2018-09-30 11:05:55,009 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:05:55,874 WARN L178 SmtUtils]: Spent 141.00 ms on a formula simplification. DAG size of input: 35 DAG size of output: 35 [2018-09-30 11:05:56,484 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:05:56,485 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 14 states and 31 transitions. [2018-09-30 11:05:56,485 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 31 transitions. [2018-09-30 11:05:56,486 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-09-30 11:05:56,486 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:05:56,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:05:57,124 WARN L178 SmtUtils]: Spent 241.00 ms on a formula simplification. DAG size of input: 71 DAG size of output: 52 [2018-09-30 11:05:57,399 WARN L178 SmtUtils]: Spent 202.00 ms on a formula simplification. DAG size of input: 72 DAG size of output: 48 [2018-09-30 11:05:57,545 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:05:57,861 WARN L178 SmtUtils]: Spent 147.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 26 [2018-09-30 11:05:58,639 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:05:58,640 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 17 states and 41 transitions. [2018-09-30 11:05:58,641 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 41 transitions. [2018-09-30 11:05:58,641 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-09-30 11:05:58,641 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:05:58,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:05:59,723 WARN L178 SmtUtils]: Spent 210.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 24 [2018-09-30 11:06:00,230 WARN L178 SmtUtils]: Spent 399.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 51 [2018-09-30 11:06:00,671 WARN L178 SmtUtils]: Spent 329.00 ms on a formula simplification. DAG size of input: 90 DAG size of output: 50 [2018-09-30 11:06:00,925 WARN L178 SmtUtils]: Spent 158.00 ms on a formula simplification. DAG size of input: 70 DAG size of output: 47 [2018-09-30 11:06:01,181 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:06:02,651 WARN L178 SmtUtils]: Spent 141.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 35 [2018-09-30 11:06:02,903 WARN L178 SmtUtils]: Spent 192.00 ms on a formula simplification. DAG size of input: 48 DAG size of output: 45 [2018-09-30 11:06:03,055 WARN L178 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 42 [2018-09-30 11:06:03,609 WARN L178 SmtUtils]: Spent 215.00 ms on a formula simplification. DAG size of input: 47 DAG size of output: 44 [2018-09-30 11:06:04,246 WARN L178 SmtUtils]: Spent 177.00 ms on a formula simplification. DAG size of input: 56 DAG size of output: 38 [2018-09-30 11:06:05,157 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:06:05,158 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 26 states and 79 transitions. [2018-09-30 11:06:05,158 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 79 transitions. [2018-09-30 11:06:05,159 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-09-30 11:06:05,159 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:06:05,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:06:06,860 WARN L178 SmtUtils]: Spent 383.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 38 [2018-09-30 11:06:08,106 WARN L178 SmtUtils]: Spent 886.00 ms on a formula simplification. DAG size of input: 199 DAG size of output: 59 [2018-09-30 11:06:09,624 WARN L178 SmtUtils]: Spent 1.04 s on a formula simplification. DAG size of input: 196 DAG size of output: 77 [2018-09-30 11:06:11,268 WARN L178 SmtUtils]: Spent 1.22 s on a formula simplification. DAG size of input: 195 DAG size of output: 78 [2018-09-30 11:06:12,065 WARN L178 SmtUtils]: Spent 602.00 ms on a formula simplification. DAG size of input: 177 DAG size of output: 71 [2018-09-30 11:06:12,948 WARN L178 SmtUtils]: Spent 667.00 ms on a formula simplification. DAG size of input: 179 DAG size of output: 67 [2018-09-30 11:06:13,402 WARN L178 SmtUtils]: Spent 311.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 51 [2018-09-30 11:06:13,759 WARN L178 SmtUtils]: Spent 255.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 42 [2018-09-30 11:06:13,829 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:06:14,013 WARN L178 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 37 [2018-09-30 11:06:14,242 WARN L178 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 25 [2018-09-30 11:06:14,961 WARN L178 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 69 DAG size of output: 42 [2018-09-30 11:06:16,124 WARN L178 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 71 DAG size of output: 44 [2018-09-30 11:06:16,535 WARN L178 SmtUtils]: Spent 170.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 35 [2018-09-30 11:06:17,317 WARN L178 SmtUtils]: Spent 473.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2018-09-30 11:06:17,521 WARN L178 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 86 DAG size of output: 49 [2018-09-30 11:06:18,120 WARN L178 SmtUtils]: Spent 135.00 ms on a formula simplification that was a NOOP. DAG size: 71 [2018-09-30 11:06:18,790 WARN L178 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 75 DAG size of output: 42 [2018-09-30 11:06:19,494 WARN L178 SmtUtils]: Spent 175.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 39 [2018-09-30 11:06:19,742 WARN L178 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 55 DAG size of output: 46 [2018-09-30 11:06:20,109 WARN L178 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 47 [2018-09-30 11:06:20,413 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:06:20,414 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 31 states and 107 transitions. [2018-09-30 11:06:20,414 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 107 transitions. [2018-09-30 11:06:20,415 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-09-30 11:06:20,415 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:06:20,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:06:22,454 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:06:22,968 WARN L178 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 59 DAG size of output: 38 [2018-09-30 11:06:23,106 WARN L178 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 60 DAG size of output: 40 [2018-09-30 11:06:23,588 WARN L178 SmtUtils]: Spent 147.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 45 [2018-09-30 11:06:23,826 WARN L178 SmtUtils]: Spent 200.00 ms on a formula simplification. DAG size of input: 90 DAG size of output: 60 [2018-09-30 11:06:24,436 WARN L178 SmtUtils]: Spent 190.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 46 [2018-09-30 11:06:24,717 WARN L178 SmtUtils]: Spent 231.00 ms on a formula simplification. DAG size of input: 90 DAG size of output: 58 [2018-09-30 11:06:25,907 WARN L178 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 72 DAG size of output: 36 [2018-09-30 11:06:26,157 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:06:26,158 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 34 states and 118 transitions. [2018-09-30 11:06:26,158 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 118 transitions. [2018-09-30 11:06:26,160 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-09-30 11:06:26,160 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:06:26,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:06:28,644 WARN L178 SmtUtils]: Spent 720.00 ms on a formula simplification. DAG size of input: 246 DAG size of output: 41 [2018-09-30 11:06:29,786 WARN L178 SmtUtils]: Spent 775.00 ms on a formula simplification. DAG size of input: 248 DAG size of output: 41 [2018-09-30 11:06:32,338 WARN L178 SmtUtils]: Spent 1.98 s on a formula simplification. DAG size of input: 390 DAG size of output: 70 [2018-09-30 11:06:34,571 WARN L178 SmtUtils]: Spent 1.74 s on a formula simplification. DAG size of input: 391 DAG size of output: 70 [2018-09-30 11:06:36,783 WARN L178 SmtUtils]: Spent 1.67 s on a formula simplification. DAG size of input: 418 DAG size of output: 83 [2018-09-30 11:06:40,526 WARN L178 SmtUtils]: Spent 2.57 s on a formula simplification. DAG size of input: 427 DAG size of output: 119 [2018-09-30 11:06:43,665 WARN L178 SmtUtils]: Spent 2.39 s on a formula simplification. DAG size of input: 430 DAG size of output: 117 [2018-09-30 11:06:45,226 WARN L178 SmtUtils]: Spent 1.09 s on a formula simplification. DAG size of input: 310 DAG size of output: 69 [2018-09-30 11:06:47,037 WARN L178 SmtUtils]: Spent 1.28 s on a formula simplification. DAG size of input: 313 DAG size of output: 72 [2018-09-30 11:06:47,526 WARN L178 SmtUtils]: Spent 300.00 ms on a formula simplification. DAG size of input: 125 DAG size of output: 24 [2018-09-30 11:06:48,090 WARN L178 SmtUtils]: Spent 338.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 21 [2018-09-30 11:06:48,113 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 0 proven. 42 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:06:48,538 WARN L178 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 48 DAG size of output: 42 [2018-09-30 11:06:48,794 WARN L178 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 29 [2018-09-30 11:06:49,658 WARN L178 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 65 DAG size of output: 36 [2018-09-30 11:06:50,035 WARN L178 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 40 [2018-09-30 11:06:51,259 WARN L178 SmtUtils]: Spent 299.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 43 [2018-09-30 11:06:51,643 WARN L178 SmtUtils]: Spent 145.00 ms on a formula simplification that was a NOOP. DAG size: 78 [2018-09-30 11:06:51,903 WARN L178 SmtUtils]: Spent 221.00 ms on a formula simplification. DAG size of input: 91 DAG size of output: 53 [2018-09-30 11:06:52,787 WARN L178 SmtUtils]: Spent 230.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 56 [2018-09-30 11:06:53,346 WARN L178 SmtUtils]: Spent 234.00 ms on a formula simplification. DAG size of input: 120 DAG size of output: 51 [2018-09-30 11:06:53,840 WARN L178 SmtUtils]: Spent 257.00 ms on a formula simplification that was a NOOP. DAG size: 106 [2018-09-30 11:06:54,144 WARN L178 SmtUtils]: Spent 247.00 ms on a formula simplification. DAG size of input: 122 DAG size of output: 57 [2018-09-30 11:06:54,412 WARN L178 SmtUtils]: Spent 151.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 51 [2018-09-30 11:06:54,680 WARN L178 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 58 DAG size of output: 58 [2018-09-30 11:06:55,260 WARN L178 SmtUtils]: Spent 255.00 ms on a formula simplification that was a NOOP. DAG size: 108 [2018-09-30 11:06:55,617 WARN L178 SmtUtils]: Spent 154.00 ms on a formula simplification. DAG size of input: 75 DAG size of output: 49 [2018-09-30 11:06:56,020 WARN L178 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 56 [2018-09-30 11:06:58,054 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:06:58,056 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 177 states to 47 states and 177 transitions. [2018-09-30 11:06:58,056 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 177 transitions. [2018-09-30 11:06:58,057 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-09-30 11:06:58,057 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:06:58,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:07:00,724 WARN L178 SmtUtils]: Spent 521.00 ms on a formula simplification. DAG size of input: 188 DAG size of output: 33 [2018-09-30 11:07:01,629 WARN L178 SmtUtils]: Spent 587.00 ms on a formula simplification. DAG size of input: 191 DAG size of output: 32 [2018-09-30 11:07:02,904 WARN L178 SmtUtils]: Spent 877.00 ms on a formula simplification. DAG size of input: 212 DAG size of output: 49 [2018-09-30 11:07:05,179 WARN L178 SmtUtils]: Spent 1.65 s on a formula simplification. DAG size of input: 280 DAG size of output: 69 [2018-09-30 11:07:07,991 WARN L178 SmtUtils]: Spent 1.69 s on a formula simplification. DAG size of input: 313 DAG size of output: 85 [2018-09-30 11:07:10,067 WARN L178 SmtUtils]: Spent 1.51 s on a formula simplification. DAG size of input: 331 DAG size of output: 86 [2018-09-30 11:07:12,335 WARN L178 SmtUtils]: Spent 1.64 s on a formula simplification. DAG size of input: 362 DAG size of output: 107 [2018-09-30 11:07:14,526 WARN L178 SmtUtils]: Spent 1.55 s on a formula simplification. DAG size of input: 360 DAG size of output: 102 [2018-09-30 11:07:16,461 WARN L178 SmtUtils]: Spent 1.35 s on a formula simplification. DAG size of input: 295 DAG size of output: 95 [2018-09-30 11:07:18,483 WARN L178 SmtUtils]: Spent 1.41 s on a formula simplification. DAG size of input: 295 DAG size of output: 97 [2018-09-30 11:07:19,013 WARN L178 SmtUtils]: Spent 269.00 ms on a formula simplification. DAG size of input: 127 DAG size of output: 31 [2018-09-30 11:07:19,544 WARN L178 SmtUtils]: Spent 272.00 ms on a formula simplification. DAG size of input: 125 DAG size of output: 25 [2018-09-30 11:07:19,559 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 0 proven. 56 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:07:20,400 WARN L178 SmtUtils]: Spent 203.00 ms on a formula simplification. DAG size of input: 80 DAG size of output: 42 [2018-09-30 11:07:20,706 WARN L178 SmtUtils]: Spent 116.00 ms on a formula simplification that was a NOOP. DAG size: 66 [2018-09-30 11:07:20,856 WARN L178 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 82 DAG size of output: 36 [2018-09-30 11:07:21,649 WARN L178 SmtUtils]: Spent 310.00 ms on a formula simplification. DAG size of input: 90 DAG size of output: 55 [2018-09-30 11:07:22,075 WARN L178 SmtUtils]: Spent 201.00 ms on a formula simplification that was a NOOP. DAG size: 76 [2018-09-30 11:07:22,500 WARN L178 SmtUtils]: Spent 357.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 63 [2018-09-30 11:07:23,382 WARN L178 SmtUtils]: Spent 285.00 ms on a formula simplification. DAG size of input: 88 DAG size of output: 54 [2018-09-30 11:07:23,725 WARN L178 SmtUtils]: Spent 135.00 ms on a formula simplification that was a NOOP. DAG size: 75 [2018-09-30 11:07:24,145 WARN L178 SmtUtils]: Spent 349.00 ms on a formula simplification. DAG size of input: 90 DAG size of output: 62 [2018-09-30 11:07:25,550 WARN L178 SmtUtils]: Spent 536.00 ms on a formula simplification. DAG size of input: 91 DAG size of output: 88 [2018-09-30 11:07:26,363 WARN L178 SmtUtils]: Spent 541.00 ms on a formula simplification. DAG size of input: 86 DAG size of output: 80 [2018-09-30 11:07:26,730 WARN L178 SmtUtils]: Spent 297.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 62 [2018-09-30 11:07:27,396 WARN L178 SmtUtils]: Spent 377.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 84 [2018-09-30 11:07:27,775 WARN L178 SmtUtils]: Spent 313.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 63 [2018-09-30 11:07:28,775 WARN L178 SmtUtils]: Spent 166.00 ms on a formula simplification that was a NOOP. DAG size: 89 [2018-09-30 11:07:29,249 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:07:29,251 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 198 states to 53 states and 198 transitions. [2018-09-30 11:07:29,251 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 198 transitions. [2018-09-30 11:07:29,252 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-09-30 11:07:29,252 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:07:29,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:07:32,044 WARN L178 SmtUtils]: Spent 382.00 ms on a formula simplification. DAG size of input: 149 DAG size of output: 29 [2018-09-30 11:07:32,767 WARN L178 SmtUtils]: Spent 376.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 35 [2018-09-30 11:07:35,003 WARN L178 SmtUtils]: Spent 1.53 s on a formula simplification. DAG size of input: 336 DAG size of output: 53 [2018-09-30 11:07:38,937 WARN L178 SmtUtils]: Spent 2.92 s on a formula simplification. DAG size of input: 478 DAG size of output: 89 [2018-09-30 11:07:43,358 WARN L178 SmtUtils]: Spent 3.35 s on a formula simplification. DAG size of input: 614 DAG size of output: 110 [2018-09-30 11:07:46,920 WARN L178 SmtUtils]: Spent 2.60 s on a formula simplification. DAG size of input: 470 DAG size of output: 59 [2018-09-30 11:07:50,121 WARN L178 SmtUtils]: Spent 1.37 s on a formula simplification. DAG size of input: 347 DAG size of output: 76 [2018-09-30 11:07:52,463 WARN L178 SmtUtils]: Spent 1.40 s on a formula simplification. DAG size of input: 348 DAG size of output: 68 [2018-09-30 11:07:53,805 WARN L178 SmtUtils]: Spent 757.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 61 [2018-09-30 11:07:54,882 WARN L178 SmtUtils]: Spent 204.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 26 [2018-09-30 11:07:55,396 WARN L178 SmtUtils]: Spent 245.00 ms on a formula simplification. DAG size of input: 123 DAG size of output: 29 [2018-09-30 11:07:55,409 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 0 proven. 72 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:07:57,033 WARN L178 SmtUtils]: Spent 508.00 ms on a formula simplification. DAG size of input: 79 DAG size of output: 78 [2018-09-30 11:07:57,879 WARN L178 SmtUtils]: Spent 769.00 ms on a formula simplification. DAG size of input: 111 DAG size of output: 76 [2018-09-30 11:07:58,569 WARN L178 SmtUtils]: Spent 397.00 ms on a formula simplification. DAG size of input: 91 DAG size of output: 91 [2018-09-30 11:07:59,199 WARN L178 SmtUtils]: Spent 542.00 ms on a formula simplification. DAG size of input: 113 DAG size of output: 79 [2018-09-30 11:07:59,533 WARN L178 SmtUtils]: Spent 124.00 ms on a formula simplification that was a NOOP. DAG size: 74 [2018-09-30 11:07:59,884 WARN L178 SmtUtils]: Spent 125.00 ms on a formula simplification that was a NOOP. DAG size: 78 [2018-09-30 11:08:00,260 WARN L178 SmtUtils]: Spent 166.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 26 [2018-09-30 11:08:01,074 WARN L178 SmtUtils]: Spent 172.00 ms on a formula simplification. DAG size of input: 55 DAG size of output: 55 [2018-09-30 11:08:01,322 WARN L178 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 80 DAG size of output: 36 [2018-09-30 11:08:02,555 WARN L178 SmtUtils]: Spent 129.00 ms on a formula simplification that was a NOOP. DAG size: 67 [2018-09-30 11:08:02,982 WARN L178 SmtUtils]: Spent 133.00 ms on a formula simplification that was a NOOP. DAG size: 58 [2018-09-30 11:08:03,209 WARN L178 SmtUtils]: Spent 168.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 50 [2018-09-30 11:08:03,752 WARN L178 SmtUtils]: Spent 172.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 63 [2018-09-30 11:08:04,663 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:08:04,664 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 220 states to 58 states and 220 transitions. [2018-09-30 11:08:04,664 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 220 transitions. [2018-09-30 11:08:04,666 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-09-30 11:08:04,666 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:08:05,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:08:07,770 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 0 proven. 72 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:08:08,315 WARN L178 SmtUtils]: Spent 355.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 54 [2018-09-30 11:08:08,610 WARN L178 SmtUtils]: Spent 167.00 ms on a formula simplification. DAG size of input: 93 DAG size of output: 36 [2018-09-30 11:08:09,605 WARN L178 SmtUtils]: Spent 262.00 ms on a formula simplification. DAG size of input: 91 DAG size of output: 54 [2018-09-30 11:08:10,070 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:08:10,071 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 223 states to 60 states and 223 transitions. [2018-09-30 11:08:10,071 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 223 transitions. [2018-09-30 11:08:10,072 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2018-09-30 11:08:10,072 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:08:10,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:08:16,368 WARN L178 SmtUtils]: Spent 2.29 s on a formula simplification. DAG size of input: 480 DAG size of output: 33 [2018-09-30 11:08:21,672 WARN L178 SmtUtils]: Spent 3.40 s on a formula simplification. DAG size of input: 556 DAG size of output: 46 [2018-09-30 11:08:28,992 WARN L178 SmtUtils]: Spent 6.02 s on a formula simplification. DAG size of input: 628 DAG size of output: 86 [2018-09-30 11:08:36,050 WARN L178 SmtUtils]: Spent 5.65 s on a formula simplification. DAG size of input: 626 DAG size of output: 85 [2018-09-30 11:08:43,754 WARN L178 SmtUtils]: Spent 6.27 s on a formula simplification. DAG size of input: 606 DAG size of output: 68 [2018-09-30 11:08:54,813 WARN L178 SmtUtils]: Spent 7.86 s on a formula simplification. DAG size of input: 722 DAG size of output: 99 [2018-09-30 11:09:01,604 WARN L178 SmtUtils]: Spent 5.04 s on a formula simplification. DAG size of input: 630 DAG size of output: 96 [2018-09-30 11:09:08,854 WARN L178 SmtUtils]: Spent 5.51 s on a formula simplification. DAG size of input: 632 DAG size of output: 100 [2018-09-30 11:09:13,400 WARN L178 SmtUtils]: Spent 3.07 s on a formula simplification. DAG size of input: 537 DAG size of output: 89 [2018-09-30 11:09:18,370 WARN L178 SmtUtils]: Spent 3.63 s on a formula simplification. DAG size of input: 542 DAG size of output: 90 [2018-09-30 11:09:24,507 WARN L178 SmtUtils]: Spent 4.73 s on a formula simplification. DAG size of input: 526 DAG size of output: 76 [2018-09-30 11:09:30,311 WARN L178 SmtUtils]: Spent 4.52 s on a formula simplification. DAG size of input: 535 DAG size of output: 79 [2018-09-30 11:09:31,767 WARN L178 SmtUtils]: Spent 949.00 ms on a formula simplification. DAG size of input: 190 DAG size of output: 35 [2018-09-30 11:09:32,110 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 0 proven. 90 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:09:33,190 WARN L178 SmtUtils]: Spent 133.00 ms on a formula simplification that was a NOOP. DAG size: 73 [2018-09-30 11:09:33,603 WARN L178 SmtUtils]: Spent 128.00 ms on a formula simplification that was a NOOP. DAG size: 71 [2018-09-30 11:09:33,990 WARN L178 SmtUtils]: Spent 309.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 78 [2018-09-30 11:09:34,626 WARN L178 SmtUtils]: Spent 244.00 ms on a formula simplification. DAG size of input: 94 DAG size of output: 68 [2018-09-30 11:09:35,067 WARN L178 SmtUtils]: Spent 183.00 ms on a formula simplification that was a NOOP. DAG size: 79 [2018-09-30 11:09:36,376 WARN L178 SmtUtils]: Spent 250.00 ms on a formula simplification. DAG size of input: 91 DAG size of output: 47 [2018-09-30 11:09:36,880 WARN L178 SmtUtils]: Spent 173.00 ms on a formula simplification that was a NOOP. DAG size: 88 [2018-09-30 11:09:37,173 WARN L178 SmtUtils]: Spent 235.00 ms on a formula simplification. DAG size of input: 93 DAG size of output: 46 [2018-09-30 11:09:38,522 WARN L178 SmtUtils]: Spent 149.00 ms on a formula simplification that was a NOOP. DAG size: 85 [2018-09-30 11:09:38,835 WARN L178 SmtUtils]: Spent 184.00 ms on a formula simplification. DAG size of input: 98 DAG size of output: 40 [2018-09-30 11:09:39,937 WARN L178 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 90 [2018-09-30 11:09:40,385 WARN L178 SmtUtils]: Spent 161.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 39 [2018-09-30 11:09:40,894 WARN L178 SmtUtils]: Spent 172.00 ms on a formula simplification that was a NOOP. DAG size: 81 [2018-09-30 11:09:41,219 WARN L178 SmtUtils]: Spent 234.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 59 [2018-09-30 11:09:41,816 WARN L178 SmtUtils]: Spent 166.00 ms on a formula simplification. DAG size of input: 60 DAG size of output: 60 [2018-09-30 11:09:42,422 WARN L178 SmtUtils]: Spent 173.00 ms on a formula simplification that was a NOOP. DAG size: 82 [2018-09-30 11:09:42,974 WARN L178 SmtUtils]: Spent 292.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 55 [2018-09-30 11:09:43,646 WARN L178 SmtUtils]: Spent 166.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 60 [2018-09-30 11:09:44,715 WARN L178 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 71 [2018-09-30 11:09:45,113 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:09:45,113 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 17 states and 46 transitions. [2018-09-30 11:09:45,113 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 46 transitions. [2018-09-30 11:09:45,114 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-09-30 11:09:45,114 WARN L420 CodeCheckObserver]: This Program is SAFE, Check terminated with 0 iterations. [2018-09-30 11:09:45,124 INFO L776 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2018-09-30 11:09:45,140 INFO L202 PluginConnector]: Adding new model Elevator-Integer.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 30.09 11:09:45 ImpRootNode [2018-09-30 11:09:45,141 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-09-30 11:09:45,142 INFO L168 Benchmark]: Toolchain (without parser) took 234487.06 ms. Allocated memory was 1.5 GB in the beginning and 2.0 GB in the end (delta: 472.4 MB). Free memory was 1.5 GB in the beginning and 1.0 GB in the end (delta: 433.2 MB). Peak memory consumption was 905.6 MB. Max. memory is 7.1 GB. [2018-09-30 11:09:45,143 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.21 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-09-30 11:09:45,143 INFO L168 Benchmark]: Boogie Procedure Inliner took 45.89 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-09-30 11:09:45,144 INFO L168 Benchmark]: Boogie Preprocessor took 33.01 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-09-30 11:09:45,144 INFO L168 Benchmark]: RCFGBuilder took 1676.82 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: 63.5 MB). Peak memory consumption was 63.5 MB. Max. memory is 7.1 GB. [2018-09-30 11:09:45,145 INFO L168 Benchmark]: CodeCheck took 232724.75 ms. Allocated memory was 1.5 GB in the beginning and 2.0 GB in the end (delta: 472.4 MB). Free memory was 1.4 GB in the beginning and 1.0 GB in the end (delta: 369.8 MB). Peak memory consumption was 842.2 MB. Max. memory is 7.1 GB. [2018-09-30 11:09:45,148 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, 29 locations, 1 error locations. SAFE Result, 232.6s OverallTime, 13 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 21096 SDtfs, 20540 SDslu, 0 SDs, 0 SdLazy, 151262 SolverSat, 34106 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 15.9s Time, PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 2.7s SatisfiabilityAnalysisTime, 168.1s InterpolantComputationTime, 152 NumberOfCodeBlocks, 152 NumberOfCodeBlocksAsserted, 12 NumberOfCheckSat, 140 ConstructedInterpolants, 0 QuantifiedInterpolants, 258344 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 12 InterpolantComputations, 1 PerfectInterpolantSequences, 0/432 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: 185]: 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: ((((((((((((((((current' <= max && qCSP == 2) && 0 < qDC1) && c3 + 1 <= 0) && qDC2 == 2) && (current' + 1 <= goal' || goal' + 1 <= current')) && min <= current') && goal' <= max) && min <= goal') && qDC1 <= 1) || ((((((((((current' <= max && (!(goal' == current') || qDC2 == 3)) && qDC1 == 2) && ((0 == dir' + 1 && goal' <= current') || 1 == dir')) && ((qDC2 == 2 && 0 == dir' + 1) || current' < goal' + 1)) && (qDC2 == 2 || goal' <= current')) && min <= current') && goal' <= max) && min <= goal') && (!(qDC2 == 3) || (0 <= c3 && c2 <= c3))) && qCSP == 3)) || ((((((((((qDC2 <= 2 && 0 < qDC1) && (qDC2 == 2 || goal' + 1 <= current')) && !(qDC2 == 1)) && min <= current') && (((current' <= max && 0 == dir' + 1) && goal' + 1 <= current') || 1 == dir')) && min <= goal') && !(0 <= c3 && qDC2 == 2)) && qDC1 <= 1) && ((goal' <= max && current' + 1 <= goal') || ((current' <= max && 0 == dir' + 1) && goal' + 1 <= current'))) && qCSP == 3)) || (((((((qDC1 == 1 && 0 <= c3) && current' <= goal') && qDC2 == 1) && goal' <= max) && min <= goal') && qCSP == 1) && goal' <= current')) || (((((goal' == current' && qDC2 == 1) && goal' <= max) && min <= goal') && !(qDC1 == 1)) && qCSP == 1)) || (((((((((current' <= max && qCSP == 2) && 0 < qDC1) && 0 < c3 + 1) && qDC2 == 2) && (current' + 1 <= goal' || goal' + 1 <= current')) && min <= current') && goal' <= max) && min <= goal') && qDC1 <= 1)) || ((((((((0 <= c3 && 0 < qDC1) && qDC2 == 2) && min <= current') && min <= goal') && qDC1 <= 1) && (goal' + 1 <= current' || 1 == dir')) && ((goal' <= max && current' + 1 <= goal') || (current' <= max && 0 == dir' + 1))) && qCSP == 3)) || (((((!(qCSP == 3) && !(((qCSP == 2 && 0 < qDC1) && qDC1 <= 1) || ((qCSP <= 1 && 0 < qDC1) && qDC1 <= 1))) && ((((((c2 <= c3 && current' <= goal') && 2 <= qDC1) && current' + 1 <= max) && 3 <= qCSP) && goal' <= current') || !(qDC2 == 3))) && min <= current') && (qDC2 == 3 || (((current' <= max && (current' + 1 <= goal' || goal' + 1 <= current')) && goal' <= max) && (((!(qDC1 == 2) && min <= goal') || current' < goal' + 1) || (qCSP == 2 && min <= goal'))))) && !(qCSP == 1))) || (((((((qDC1 == 1 && current' <= goal') && qDC2 == 1) && goal' <= max) && min <= goal') && c3 < 0) && qCSP == 1) && goal' <= current') * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Boogie PL CUP Parser took 0.21 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 45.89 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 33.01 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 1676.82 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: 63.5 MB). Peak memory consumption was 63.5 MB. Max. memory is 7.1 GB. * CodeCheck took 232724.75 ms. Allocated memory was 1.5 GB in the beginning and 2.0 GB in the end (delta: 472.4 MB). Free memory was 1.4 GB in the beginning and 1.0 GB in the end (delta: 369.8 MB). Peak memory consumption was 842.2 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-Integer.bpl_svcomp-Reach-32bit-Kojak_Default.epf_KojakBplInline.xml/Csv-CodeCheckBenchmarks-0-2018-09-30_11-09-45-164.csv Written .csv to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/csv/Elevator-Integer.bpl_svcomp-Reach-32bit-Kojak_Default.epf_KojakBplInline.xml/Csv-Benchmark-0-2018-09-30_11-09-45-164.csv Received shutdown request...