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/ElevatorWithAssignments.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.23-9f4048f [2018-10-04 13:03:15,312 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-04 13:03:15,314 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-04 13:03:15,326 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-04 13:03:15,326 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-04 13:03:15,327 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-04 13:03:15,329 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-04 13:03:15,330 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-04 13:03:15,332 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-04 13:03:15,333 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-04 13:03:15,334 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-04 13:03:15,334 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-04 13:03:15,335 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-04 13:03:15,336 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-04 13:03:15,337 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-04 13:03:15,338 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-04 13:03:15,338 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-04 13:03:15,340 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-04 13:03:15,342 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-04 13:03:15,344 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-04 13:03:15,345 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-04 13:03:15,346 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-04 13:03:15,349 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-04 13:03:15,349 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-04 13:03:15,349 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-04 13:03:15,350 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-04 13:03:15,351 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-04 13:03:15,352 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-04 13:03:15,353 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-04 13:03:15,354 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-04 13:03:15,354 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-04 13:03:15,355 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-04 13:03:15,355 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-04 13:03:15,355 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-04 13:03:15,356 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-04 13:03:15,357 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-04 13:03:15,358 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 [2018-10-04 13:03:15,375 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-04 13:03:15,375 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-04 13:03:15,376 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-04 13:03:15,376 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-10-04 13:03:15,378 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-10-04 13:03:15,378 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-10-04 13:03:15,378 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-04 13:03:15,379 INFO L133 SettingsManager]: * sizeof long=4 [2018-10-04 13:03:15,379 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-10-04 13:03:15,379 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-10-04 13:03:15,379 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-04 13:03:15,380 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-04 13:03:15,380 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-04 13:03:15,380 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-04 13:03:15,380 INFO L133 SettingsManager]: * sizeof long double=12 [2018-10-04 13:03:15,380 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-04 13:03:15,381 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-04 13:03:15,381 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-10-04 13:03:15,381 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-10-04 13:03:15,381 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-04 13:03:15,381 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-04 13:03:15,382 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-10-04 13:03:15,383 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-04 13:03:15,383 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-04 13:03:15,383 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-04 13:03:15,384 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-10-04 13:03:15,384 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-04 13:03:15,384 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-10-04 13:03:15,384 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-10-04 13:03:15,444 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-04 13:03:15,457 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-04 13:03:15,461 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-04 13:03:15,462 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2018-10-04 13:03:15,463 INFO L276 PluginConnector]: Boogie PL CUP Parser initialized [2018-10-04 13:03:15,464 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/real-life/ElevatorWithAssignments.bpl [2018-10-04 13:03:15,464 INFO L111 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/real-life/ElevatorWithAssignments.bpl' [2018-10-04 13:03:15,524 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-04 13:03:15,525 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-10-04 13:03:15,526 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-04 13:03:15,526 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-04 13:03:15,527 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-04 13:03:15,549 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "ElevatorWithAssignments.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.10 01:03:15" (1/1) ... [2018-10-04 13:03:15,563 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "ElevatorWithAssignments.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.10 01:03:15" (1/1) ... [2018-10-04 13:03:15,569 WARN L165 Inliner]: Program contained no entry procedure! [2018-10-04 13:03:15,570 WARN L168 Inliner]: Missing entry procedures: [ULTIMATE.start] [2018-10-04 13:03:15,570 WARN L175 Inliner]: Fallback enabled. All procedures will be processed. [2018-10-04 13:03:15,573 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-04 13:03:15,574 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-04 13:03:15,574 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-04 13:03:15,574 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-04 13:03:15,586 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "ElevatorWithAssignments.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.10 01:03:15" (1/1) ... [2018-10-04 13:03:15,587 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "ElevatorWithAssignments.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.10 01:03:15" (1/1) ... [2018-10-04 13:03:15,588 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "ElevatorWithAssignments.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.10 01:03:15" (1/1) ... [2018-10-04 13:03:15,597 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "ElevatorWithAssignments.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.10 01:03:15" (1/1) ... [2018-10-04 13:03:15,604 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "ElevatorWithAssignments.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.10 01:03:15" (1/1) ... [2018-10-04 13:03:15,614 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "ElevatorWithAssignments.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.10 01:03:15" (1/1) ... [2018-10-04 13:03:15,620 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "ElevatorWithAssignments.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.10 01:03:15" (1/1) ... [2018-10-04 13:03:15,629 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-04 13:03:15,630 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-04 13:03:15,630 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-04 13:03:15,630 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-04 13:03:15,633 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "ElevatorWithAssignments.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.10 01:03:15" (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 [2018-10-04 13:03:15,719 INFO L124 BoogieDeclarations]: Specification and implementation of procedure Elevator given in one single declaration [2018-10-04 13:03:15,719 INFO L130 BoogieDeclarations]: Found specification of procedure Elevator [2018-10-04 13:03:15,719 INFO L138 BoogieDeclarations]: Found implementation of procedure Elevator [2018-10-04 13:03:17,372 INFO L338 CfgBuilder]: Using library mode [2018-10-04 13:03:17,372 INFO L202 PluginConnector]: Adding new model ElevatorWithAssignments.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.10 01:03:17 BoogieIcfgContainer [2018-10-04 13:03:17,373 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-10-04 13:03:17,374 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-10-04 13:03:17,374 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-10-04 13:03:17,384 INFO L276 PluginConnector]: CodeCheck initialized [2018-10-04 13:03:17,385 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "ElevatorWithAssignments.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.10 01:03:17" (1/1) ... [2018-10-04 13:03:17,397 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-04 13:03:17,424 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:03:17,430 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 5 transitions. [2018-10-04 13:03:17,431 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 5 transitions. [2018-10-04 13:03:17,434 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2018-10-04 13:03:17,435 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:03:17,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:03:17,671 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:03:17,917 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:03:17,917 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 6 states and 7 transitions. [2018-10-04 13:03:17,917 INFO L276 IsEmpty]: Start isEmpty. Operand 6 states and 7 transitions. [2018-10-04 13:03:17,918 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-10-04 13:03:17,918 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:03:17,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:03:18,207 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:03:18,618 WARN L178 SmtUtils]: Spent 143.00 ms on a formula simplification that was a NOOP. DAG size: 16 [2018-10-04 13:03:18,796 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:03:18,797 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 9 states and 15 transitions. [2018-10-04 13:03:18,798 INFO L276 IsEmpty]: Start isEmpty. Operand 9 states and 15 transitions. [2018-10-04 13:03:18,801 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:03:18,802 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:03:18,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:03:19,060 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:03:19,966 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:03:19,967 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 13 states and 28 transitions. [2018-10-04 13:03:19,967 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 28 transitions. [2018-10-04 13:03:19,968 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-10-04 13:03:19,968 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:03:20,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:03:20,412 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:03:21,577 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:03:21,578 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 18 states and 45 transitions. [2018-10-04 13:03:21,578 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 45 transitions. [2018-10-04 13:03:21,579 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-10-04 13:03:21,579 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:03:21,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:03:22,275 WARN L178 SmtUtils]: Spent 205.00 ms on a formula simplification. DAG size of input: 63 DAG size of output: 26 [2018-10-04 13:03:22,548 WARN L178 SmtUtils]: Spent 208.00 ms on a formula simplification. DAG size of input: 61 DAG size of output: 39 [2018-10-04 13:03:23,301 WARN L178 SmtUtils]: Spent 249.00 ms on a formula simplification. DAG size of input: 62 DAG size of output: 42 [2018-10-04 13:03:23,660 WARN L178 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 60 DAG size of output: 23 [2018-10-04 13:03:23,697 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:03:25,073 WARN L178 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 44 [2018-10-04 13:03:25,353 WARN L178 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 46 [2018-10-04 13:03:25,685 WARN L178 SmtUtils]: Spent 148.00 ms on a formula simplification that was a NOOP. DAG size: 47 [2018-10-04 13:03:26,378 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:03:26,379 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 26 states and 81 transitions. [2018-10-04 13:03:26,380 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 81 transitions. [2018-10-04 13:03:26,380 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-10-04 13:03:26,381 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:03:26,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:03:26,705 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:03:27,057 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:03:27,058 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 27 states and 84 transitions. [2018-10-04 13:03:27,058 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 84 transitions. [2018-10-04 13:03:27,059 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-10-04 13:03:27,059 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:03:27,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:03:27,572 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:03:28,965 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:03:28,966 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 30 states and 96 transitions. [2018-10-04 13:03:28,966 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 96 transitions. [2018-10-04 13:03:28,967 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-10-04 13:03:28,967 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:03:29,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:03:30,246 WARN L178 SmtUtils]: Spent 479.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 43 [2018-10-04 13:03:31,113 WARN L178 SmtUtils]: Spent 361.00 ms on a formula simplification. DAG size of input: 100 DAG size of output: 54 [2018-10-04 13:03:31,515 WARN L178 SmtUtils]: Spent 155.00 ms on a formula simplification. DAG size of input: 82 DAG size of output: 43 [2018-10-04 13:03:31,692 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 0 proven. 25 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:03:32,227 WARN L178 SmtUtils]: Spent 202.00 ms on a formula simplification. DAG size of input: 39 DAG size of output: 35 [2018-10-04 13:03:32,451 WARN L178 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 32 [2018-10-04 13:03:33,491 WARN L178 SmtUtils]: Spent 534.00 ms on a formula simplification that was a NOOP. DAG size: 53 [2018-10-04 13:03:33,645 WARN L178 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 66 DAG size of output: 42 [2018-10-04 13:03:33,997 WARN L178 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 43 [2018-10-04 13:03:34,649 WARN L178 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 41 [2018-10-04 13:03:34,850 WARN L178 SmtUtils]: Spent 171.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 50 [2018-10-04 13:03:35,937 WARN L178 SmtUtils]: Spent 666.00 ms on a formula simplification. DAG size of input: 48 DAG size of output: 40 [2018-10-04 13:03:36,359 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:03:36,360 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 141 states to 38 states and 141 transitions. [2018-10-04 13:03:36,361 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 141 transitions. [2018-10-04 13:03:36,362 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-10-04 13:03:36,362 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:03:36,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:03:37,473 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 0 proven. 25 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:03:38,091 WARN L178 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 73 DAG size of output: 35 [2018-10-04 13:03:38,440 WARN L178 SmtUtils]: Spent 305.00 ms on a formula simplification. DAG size of input: 75 DAG size of output: 55 [2018-10-04 13:03:39,199 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:03:39,201 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 153 states to 41 states and 153 transitions. [2018-10-04 13:03:39,201 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 153 transitions. [2018-10-04 13:03:39,202 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-10-04 13:03:39,202 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:03:39,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:03:40,976 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 0 proven. 25 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:03:41,308 WARN L178 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 46 [2018-10-04 13:03:41,763 WARN L178 SmtUtils]: Spent 156.00 ms on a formula simplification. DAG size of input: 66 DAG size of output: 59 [2018-10-04 13:03:41,945 WARN L178 SmtUtils]: Spent 157.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 60 [2018-10-04 13:03:42,347 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:03:42,348 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 169 states to 43 states and 169 transitions. [2018-10-04 13:03:42,349 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 169 transitions. [2018-10-04 13:03:42,350 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-10-04 13:03:42,350 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:03:42,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:03:42,927 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 0 proven. 25 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:03:43,599 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:03:43,600 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 175 states to 44 states and 175 transitions. [2018-10-04 13:03:43,600 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 175 transitions. [2018-10-04 13:03:43,601 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-10-04 13:03:43,601 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:03:43,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:03:45,359 WARN L178 SmtUtils]: Spent 661.00 ms on a formula simplification. DAG size of input: 175 DAG size of output: 38 [2018-10-04 13:03:46,724 WARN L178 SmtUtils]: Spent 955.00 ms on a formula simplification. DAG size of input: 273 DAG size of output: 44 [2018-10-04 13:03:48,081 WARN L178 SmtUtils]: Spent 945.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 95 [2018-10-04 13:03:49,397 WARN L178 SmtUtils]: Spent 956.00 ms on a formula simplification. DAG size of input: 174 DAG size of output: 73 [2018-10-04 13:03:50,751 WARN L178 SmtUtils]: Spent 1.01 s on a formula simplification. DAG size of input: 173 DAG size of output: 73 [2018-10-04 13:03:51,235 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:03:51,986 WARN L178 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 43 [2018-10-04 13:03:52,326 WARN L178 SmtUtils]: Spent 154.00 ms on a formula simplification that was a NOOP. DAG size: 85 [2018-10-04 13:03:52,600 WARN L178 SmtUtils]: Spent 205.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 60 [2018-10-04 13:03:53,201 WARN L178 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 30 [2018-10-04 13:03:53,369 WARN L178 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 98 DAG size of output: 42 [2018-10-04 13:03:53,772 WARN L178 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 76 DAG size of output: 47 [2018-10-04 13:03:54,132 WARN L178 SmtUtils]: Spent 111.00 ms on a formula simplification that was a NOOP. DAG size: 67 [2018-10-04 13:03:54,301 WARN L178 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 48 [2018-10-04 13:03:54,818 WARN L178 SmtUtils]: Spent 176.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 56 [2018-10-04 13:03:55,181 WARN L178 SmtUtils]: Spent 179.00 ms on a formula simplification that was a NOOP. DAG size: 67 [2018-10-04 13:03:55,426 WARN L178 SmtUtils]: Spent 192.00 ms on a formula simplification. DAG size of input: 80 DAG size of output: 50 [2018-10-04 13:03:56,767 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:03:56,768 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 207 states to 51 states and 207 transitions. [2018-10-04 13:03:56,769 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 207 transitions. [2018-10-04 13:03:56,770 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-10-04 13:03:56,770 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:03:56,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:03:57,954 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:03:58,212 WARN L178 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 46 [2018-10-04 13:03:58,663 WARN L178 SmtUtils]: Spent 195.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 54 [2018-10-04 13:03:59,003 WARN L178 SmtUtils]: Spent 271.00 ms on a formula simplification. DAG size of input: 114 DAG size of output: 76 [2018-10-04 13:03:59,441 WARN L178 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 75 [2018-10-04 13:03:59,819 WARN L178 SmtUtils]: Spent 272.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 66 [2018-10-04 13:04:00,163 WARN L178 SmtUtils]: Spent 301.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 65 [2018-10-04 13:04:00,492 WARN L178 SmtUtils]: Spent 155.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2018-10-04 13:04:00,774 WARN L178 SmtUtils]: Spent 114.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2018-10-04 13:04:00,886 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:04:00,887 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 227 states to 54 states and 227 transitions. [2018-10-04 13:04:00,887 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 227 transitions. [2018-10-04 13:04:00,888 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-10-04 13:04:00,888 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:04:00,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:04:01,852 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:04:02,772 WARN L178 SmtUtils]: Spent 306.00 ms on a formula simplification. DAG size of input: 93 DAG size of output: 69 [2018-10-04 13:04:03,037 WARN L178 SmtUtils]: Spent 214.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 67 [2018-10-04 13:04:03,634 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:04:03,635 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 238 states to 56 states and 238 transitions. [2018-10-04 13:04:03,635 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 238 transitions. [2018-10-04 13:04:03,636 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-10-04 13:04:03,636 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:04:03,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:04:05,433 WARN L178 SmtUtils]: Spent 572.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 37 [2018-10-04 13:04:06,748 WARN L178 SmtUtils]: Spent 598.00 ms on a formula simplification. DAG size of input: 196 DAG size of output: 45 [2018-10-04 13:04:07,821 WARN L178 SmtUtils]: Spent 604.00 ms on a formula simplification. DAG size of input: 177 DAG size of output: 60 [2018-10-04 13:04:08,872 WARN L178 SmtUtils]: Spent 607.00 ms on a formula simplification. DAG size of input: 176 DAG size of output: 59 [2018-10-04 13:04:10,308 WARN L178 SmtUtils]: Spent 891.00 ms on a formula simplification. DAG size of input: 194 DAG size of output: 69 [2018-10-04 13:04:11,774 WARN L178 SmtUtils]: Spent 918.00 ms on a formula simplification. DAG size of input: 193 DAG size of output: 72 [2018-10-04 13:04:12,605 WARN L178 SmtUtils]: Spent 479.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 53 [2018-10-04 13:04:13,075 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 0 proven. 49 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:04:13,734 WARN L178 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 64 DAG size of output: 31 [2018-10-04 13:04:15,275 WARN L178 SmtUtils]: Spent 306.00 ms on a formula simplification. DAG size of input: 79 DAG size of output: 60 [2018-10-04 13:04:15,689 WARN L178 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 61 [2018-10-04 13:04:15,982 WARN L178 SmtUtils]: Spent 213.00 ms on a formula simplification. DAG size of input: 80 DAG size of output: 58 [2018-10-04 13:04:16,918 WARN L178 SmtUtils]: Spent 189.00 ms on a formula simplification. DAG size of input: 90 DAG size of output: 50 [2018-10-04 13:04:17,304 WARN L178 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 63 [2018-10-04 13:04:17,668 WARN L178 SmtUtils]: Spent 303.00 ms on a formula simplification. DAG size of input: 91 DAG size of output: 65 [2018-10-04 13:04:18,525 WARN L178 SmtUtils]: Spent 254.00 ms on a formula simplification. DAG size of input: 81 DAG size of output: 55 [2018-10-04 13:04:19,101 WARN L178 SmtUtils]: Spent 287.00 ms on a formula simplification. DAG size of input: 82 DAG size of output: 73 [2018-10-04 13:04:19,625 WARN L178 SmtUtils]: Spent 128.00 ms on a formula simplification that was a NOOP. DAG size: 73 [2018-10-04 13:04:19,863 WARN L178 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 70 DAG size of output: 41 [2018-10-04 13:04:20,053 WARN L178 SmtUtils]: Spent 141.00 ms on a formula simplification. DAG size of input: 71 DAG size of output: 53 [2018-10-04 13:04:20,609 WARN L178 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 36 DAG size of output: 25 [2018-10-04 13:04:21,635 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:04:21,635 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 275 states to 64 states and 275 transitions. [2018-10-04 13:04:21,635 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 275 transitions. [2018-10-04 13:04:21,636 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-10-04 13:04:21,637 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:04:21,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:04:22,822 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 0 proven. 49 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:04:23,391 WARN L178 SmtUtils]: Spent 408.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 81 [2018-10-04 13:04:23,768 WARN L178 SmtUtils]: Spent 297.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 60 [2018-10-04 13:04:24,087 WARN L178 SmtUtils]: Spent 118.00 ms on a formula simplification that was a NOOP. DAG size: 82 [2018-10-04 13:04:24,695 WARN L178 SmtUtils]: Spent 205.00 ms on a formula simplification. DAG size of input: 80 DAG size of output: 64 [2018-10-04 13:04:24,974 WARN L178 SmtUtils]: Spent 224.00 ms on a formula simplification. DAG size of input: 81 DAG size of output: 72 [2018-10-04 13:04:25,564 WARN L178 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 73 [2018-10-04 13:04:25,679 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:04:25,680 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 294 states to 66 states and 294 transitions. [2018-10-04 13:04:25,680 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 294 transitions. [2018-10-04 13:04:25,681 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-10-04 13:04:25,681 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:04:25,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:04:26,679 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 0 proven. 49 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:04:27,024 WARN L178 SmtUtils]: Spent 175.00 ms on a formula simplification. DAG size of input: 75 DAG size of output: 57 [2018-10-04 13:04:27,256 WARN L178 SmtUtils]: Spent 180.00 ms on a formula simplification. DAG size of input: 76 DAG size of output: 50 [2018-10-04 13:04:28,058 WARN L178 SmtUtils]: Spent 218.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 64 [2018-10-04 13:04:28,349 WARN L178 SmtUtils]: Spent 216.00 ms on a formula simplification. DAG size of input: 90 DAG size of output: 63 [2018-10-04 13:04:28,738 WARN L178 SmtUtils]: Spent 199.00 ms on a formula simplification. DAG size of input: 64 DAG size of output: 64 [2018-10-04 13:04:29,331 WARN L178 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 75 DAG size of output: 50 [2018-10-04 13:04:29,545 WARN L178 SmtUtils]: Spent 157.00 ms on a formula simplification. DAG size of input: 76 DAG size of output: 50 [2018-10-04 13:04:30,257 WARN L178 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 47 [2018-10-04 13:04:30,490 WARN L178 SmtUtils]: Spent 168.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 57 [2018-10-04 13:04:31,055 WARN L178 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 58 [2018-10-04 13:04:31,351 WARN L178 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 55 [2018-10-04 13:04:31,531 WARN L178 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 68 DAG size of output: 54 [2018-10-04 13:04:32,077 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:04:32,078 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 325 states to 71 states and 325 transitions. [2018-10-04 13:04:32,078 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 325 transitions. [2018-10-04 13:04:32,079 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-10-04 13:04:32,079 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:04:32,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:04:32,877 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 0 proven. 49 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:04:33,438 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:04:33,438 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 327 states to 72 states and 327 transitions. [2018-10-04 13:04:33,438 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 327 transitions. [2018-10-04 13:04:33,439 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-10-04 13:04:33,439 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:04:33,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:04:34,313 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 0 proven. 49 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:04:34,511 WARN L178 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 80 DAG size of output: 39 [2018-10-04 13:04:35,066 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:04:35,067 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 332 states to 73 states and 332 transitions. [2018-10-04 13:04:35,067 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 332 transitions. [2018-10-04 13:04:35,068 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-10-04 13:04:35,068 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:04:35,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:04:39,228 WARN L178 SmtUtils]: Spent 1.42 s on a formula simplification. DAG size of input: 436 DAG size of output: 42 [2018-10-04 13:04:41,706 WARN L178 SmtUtils]: Spent 1.54 s on a formula simplification. DAG size of input: 436 DAG size of output: 39 [2018-10-04 13:04:45,347 WARN L178 SmtUtils]: Spent 2.70 s on a formula simplification. DAG size of input: 498 DAG size of output: 54 [2018-10-04 13:04:53,933 WARN L178 SmtUtils]: Spent 5.79 s on a formula simplification. DAG size of input: 781 DAG size of output: 83 [2018-10-04 13:05:02,441 WARN L178 SmtUtils]: Spent 6.76 s on a formula simplification. DAG size of input: 675 DAG size of output: 135 [2018-10-04 13:05:11,120 WARN L178 SmtUtils]: Spent 6.91 s on a formula simplification. DAG size of input: 674 DAG size of output: 123 [2018-10-04 13:05:18,383 WARN L178 SmtUtils]: Spent 5.63 s on a formula simplification. DAG size of input: 632 DAG size of output: 126 [2018-10-04 13:05:25,991 WARN L178 SmtUtils]: Spent 5.95 s on a formula simplification. DAG size of input: 624 DAG size of output: 138 [2018-10-04 13:05:30,310 WARN L178 SmtUtils]: Spent 3.19 s on a formula simplification. DAG size of input: 361 DAG size of output: 96 [2018-10-04 13:05:35,475 WARN L178 SmtUtils]: Spent 3.97 s on a formula simplification. DAG size of input: 363 DAG size of output: 89 [2018-10-04 13:05:36,194 WARN L178 SmtUtils]: Spent 390.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 48 [2018-10-04 13:05:36,744 WARN L178 SmtUtils]: Spent 223.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 32 [2018-10-04 13:05:36,856 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 0 proven. 64 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:05:37,677 WARN L178 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 74 DAG size of output: 31 [2018-10-04 13:05:38,225 WARN L178 SmtUtils]: Spent 240.00 ms on a formula simplification. DAG size of input: 70 DAG size of output: 70 [2018-10-04 13:05:39,257 WARN L178 SmtUtils]: Spent 423.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 49 [2018-10-04 13:05:40,291 WARN L178 SmtUtils]: Spent 585.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 104 [2018-10-04 13:05:40,998 WARN L178 SmtUtils]: Spent 322.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 73 [2018-10-04 13:05:41,583 WARN L178 SmtUtils]: Spent 111.00 ms on a formula simplification that was a NOOP. DAG size: 73 [2018-10-04 13:05:41,996 WARN L178 SmtUtils]: Spent 243.00 ms on a formula simplification. DAG size of input: 119 DAG size of output: 42 [2018-10-04 13:05:43,434 WARN L178 SmtUtils]: Spent 1.01 s on a formula simplification. DAG size of input: 102 DAG size of output: 90 [2018-10-04 13:05:43,629 WARN L178 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 30 [2018-10-04 13:05:44,492 WARN L178 SmtUtils]: Spent 308.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 73 [2018-10-04 13:05:45,399 WARN L178 SmtUtils]: Spent 449.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 108 [2018-10-04 13:05:45,941 WARN L178 SmtUtils]: Spent 413.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 83 [2018-10-04 13:05:46,292 WARN L178 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 72 [2018-10-04 13:05:46,738 WARN L178 SmtUtils]: Spent 161.00 ms on a formula simplification that was a NOOP. DAG size: 84 [2018-10-04 13:05:47,458 WARN L178 SmtUtils]: Spent 523.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 74 [2018-10-04 13:05:48,612 WARN L178 SmtUtils]: Spent 574.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 120 [2018-10-04 13:05:49,278 WARN L178 SmtUtils]: Spent 546.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 79 [2018-10-04 13:05:49,735 WARN L178 SmtUtils]: Spent 203.00 ms on a formula simplification. DAG size of input: 68 DAG size of output: 68 [2018-10-04 13:05:50,269 WARN L178 SmtUtils]: Spent 260.00 ms on a formula simplification. DAG size of input: 75 DAG size of output: 75 [2018-10-04 13:05:50,688 WARN L178 SmtUtils]: Spent 262.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 46 [2018-10-04 13:05:51,234 WARN L178 SmtUtils]: Spent 184.00 ms on a formula simplification that was a NOOP. DAG size: 83 [2018-10-04 13:05:51,531 WARN L178 SmtUtils]: Spent 220.00 ms on a formula simplification. DAG size of input: 100 DAG size of output: 41 [2018-10-04 13:05:52,624 WARN L178 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 80 [2018-10-04 13:05:52,967 WARN L178 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 58 DAG size of output: 36 [2018-10-04 13:05:54,327 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:05:54,328 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 373 states to 80 states and 373 transitions. [2018-10-04 13:05:54,328 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 373 transitions. [2018-10-04 13:05:54,329 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-10-04 13:05:54,329 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:05:54,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:05:57,401 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 0 proven. 64 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:05:57,610 WARN L178 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 79 DAG size of output: 40 [2018-10-04 13:05:57,809 WARN L178 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 81 DAG size of output: 46 [2018-10-04 13:05:58,733 WARN L178 SmtUtils]: Spent 183.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 55 [2018-10-04 13:05:59,898 WARN L178 SmtUtils]: Spent 628.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 78 [2018-10-04 13:06:00,740 WARN L178 SmtUtils]: Spent 738.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 87 [2018-10-04 13:06:01,295 WARN L178 SmtUtils]: Spent 276.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 72 [2018-10-04 13:06:01,808 WARN L178 SmtUtils]: Spent 204.00 ms on a formula simplification that was a NOOP. DAG size: 86 [2018-10-04 13:06:02,444 WARN L178 SmtUtils]: Spent 358.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 64 [2018-10-04 13:06:03,021 WARN L178 SmtUtils]: Spent 447.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 90 [2018-10-04 13:06:03,968 WARN L178 SmtUtils]: Spent 150.00 ms on a formula simplification that was a NOOP. DAG size: 89 [2018-10-04 13:06:04,418 WARN L178 SmtUtils]: Spent 254.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 42 [2018-10-04 13:06:04,985 WARN L178 SmtUtils]: Spent 296.00 ms on a formula simplification. DAG size of input: 145 DAG size of output: 67 [2018-10-04 13:06:06,327 WARN L178 SmtUtils]: Spent 583.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 87 [2018-10-04 13:06:07,071 WARN L178 SmtUtils]: Spent 647.00 ms on a formula simplification. DAG size of input: 116 DAG size of output: 93 [2018-10-04 13:06:07,662 WARN L178 SmtUtils]: Spent 294.00 ms on a formula simplification. DAG size of input: 86 DAG size of output: 79 [2018-10-04 13:06:08,210 WARN L178 SmtUtils]: Spent 218.00 ms on a formula simplification that was a NOOP. DAG size: 89 [2018-10-04 13:06:08,546 WARN L178 SmtUtils]: Spent 192.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 47 [2018-10-04 13:06:08,820 WARN L178 SmtUtils]: Spent 157.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 32 [2018-10-04 13:06:10,112 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:06:10,114 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 418 states to 87 states and 418 transitions. [2018-10-04 13:06:10,114 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 418 transitions. [2018-10-04 13:06:10,115 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-10-04 13:06:10,115 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:06:10,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:06:13,311 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 0 proven. 64 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:06:13,928 WARN L178 SmtUtils]: Spent 480.00 ms on a formula simplification. DAG size of input: 125 DAG size of output: 48 [2018-10-04 13:06:14,361 WARN L178 SmtUtils]: Spent 346.00 ms on a formula simplification. DAG size of input: 116 DAG size of output: 73 [2018-10-04 13:06:15,012 WARN L178 SmtUtils]: Spent 117.00 ms on a formula simplification that was a NOOP. DAG size: 74 [2018-10-04 13:06:15,581 WARN L178 SmtUtils]: Spent 423.00 ms on a formula simplification. DAG size of input: 98 DAG size of output: 78 [2018-10-04 13:06:16,121 WARN L178 SmtUtils]: Spent 445.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 76 [2018-10-04 13:06:16,535 WARN L178 SmtUtils]: Spent 119.00 ms on a formula simplification that was a NOOP. DAG size: 76 [2018-10-04 13:06:16,968 WARN L178 SmtUtils]: Spent 124.00 ms on a formula simplification that was a NOOP. DAG size: 74 [2018-10-04 13:06:17,114 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:06:17,114 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 436 states to 89 states and 436 transitions. [2018-10-04 13:06:17,114 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 436 transitions. [2018-10-04 13:06:17,115 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-10-04 13:06:17,115 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:06:17,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:06:20,298 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 0 proven. 64 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:06:20,722 WARN L178 SmtUtils]: Spent 292.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 52 [2018-10-04 13:06:21,110 WARN L178 SmtUtils]: Spent 258.00 ms on a formula simplification. DAG size of input: 127 DAG size of output: 46 [2018-10-04 13:06:22,146 WARN L178 SmtUtils]: Spent 260.00 ms on a formula simplification. DAG size of input: 155 DAG size of output: 54 [2018-10-04 13:06:22,558 WARN L178 SmtUtils]: Spent 293.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 68 [2018-10-04 13:06:23,443 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:06:23,444 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 453 states to 91 states and 453 transitions. [2018-10-04 13:06:23,444 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 453 transitions. [2018-10-04 13:06:23,445 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-10-04 13:06:23,445 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:06:23,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:06:26,328 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 0 proven. 64 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:06:26,696 WARN L178 SmtUtils]: Spent 224.00 ms on a formula simplification. DAG size of input: 120 DAG size of output: 26 [2018-10-04 13:06:27,032 WARN L178 SmtUtils]: Spent 241.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 54 [2018-10-04 13:06:28,113 WARN L178 SmtUtils]: Spent 446.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 42 [2018-10-04 13:06:28,498 WARN L178 SmtUtils]: Spent 269.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 63 [2018-10-04 13:06:29,357 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:06:29,358 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 459 states to 93 states and 459 transitions. [2018-10-04 13:06:29,358 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 459 transitions. [2018-10-04 13:06:29,358 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-10-04 13:06:29,358 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:06:29,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:06:32,851 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 0 proven. 64 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:06:33,590 WARN L178 SmtUtils]: Spent 593.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 86 [2018-10-04 13:06:34,423 WARN L178 SmtUtils]: Spent 681.00 ms on a formula simplification. DAG size of input: 145 DAG size of output: 90 [2018-10-04 13:06:34,920 WARN L178 SmtUtils]: Spent 145.00 ms on a formula simplification that was a NOOP. DAG size: 84 [2018-10-04 13:06:35,473 WARN L178 SmtUtils]: Spent 172.00 ms on a formula simplification that was a NOOP. DAG size: 89 [2018-10-04 13:06:36,171 WARN L178 SmtUtils]: Spent 457.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 94 [2018-10-04 13:06:36,678 WARN L178 SmtUtils]: Spent 407.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 83 [2018-10-04 13:06:37,318 WARN L178 SmtUtils]: Spent 269.00 ms on a formula simplification that was a NOOP. DAG size: 94 [2018-10-04 13:06:37,857 WARN L178 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 84 [2018-10-04 13:06:38,152 WARN L178 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 44 [2018-10-04 13:06:38,402 WARN L178 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 102 DAG size of output: 39 [2018-10-04 13:06:39,844 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:06:39,845 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 477 states to 95 states and 477 transitions. [2018-10-04 13:06:39,845 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 477 transitions. [2018-10-04 13:06:39,846 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-10-04 13:06:39,846 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:06:40,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:06:42,422 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 0 proven. 64 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:06:42,975 WARN L178 SmtUtils]: Spent 166.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 40 [2018-10-04 13:06:43,257 WARN L178 SmtUtils]: Spent 188.00 ms on a formula simplification. DAG size of input: 127 DAG size of output: 51 [2018-10-04 13:06:44,311 WARN L178 SmtUtils]: Spent 321.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 61 [2018-10-04 13:06:44,759 WARN L178 SmtUtils]: Spent 314.00 ms on a formula simplification. DAG size of input: 146 DAG size of output: 64 [2018-10-04 13:06:45,601 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:06:45,602 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 488 states to 97 states and 488 transitions. [2018-10-04 13:06:45,602 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 488 transitions. [2018-10-04 13:06:45,603 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-10-04 13:06:45,603 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:06:45,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:06:47,991 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 0 proven. 64 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:06:48,384 WARN L178 SmtUtils]: Spent 267.00 ms on a formula simplification. DAG size of input: 146 DAG size of output: 56 [2018-10-04 13:06:48,744 WARN L178 SmtUtils]: Spent 245.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 52 [2018-10-04 13:06:49,610 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:06:49,610 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 494 states to 98 states and 494 transitions. [2018-10-04 13:06:49,611 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 494 transitions. [2018-10-04 13:06:49,611 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-10-04 13:06:49,611 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:06:49,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:06:51,958 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 0 proven. 64 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:06:52,366 WARN L178 SmtUtils]: Spent 256.00 ms on a formula simplification. DAG size of input: 122 DAG size of output: 48 [2018-10-04 13:06:52,719 WARN L178 SmtUtils]: Spent 257.00 ms on a formula simplification. DAG size of input: 119 DAG size of output: 54 [2018-10-04 13:06:53,894 WARN L178 SmtUtils]: Spent 258.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 36 [2018-10-04 13:06:54,548 WARN L178 SmtUtils]: Spent 535.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 72 [2018-10-04 13:06:55,239 WARN L178 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 72 [2018-10-04 13:06:55,326 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:06:55,326 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 505 states to 100 states and 505 transitions. [2018-10-04 13:06:55,327 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 505 transitions. [2018-10-04 13:06:55,327 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-10-04 13:06:55,327 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:06:55,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:06:57,568 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 0 proven. 64 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:06:57,860 WARN L178 SmtUtils]: Spent 166.00 ms on a formula simplification. DAG size of input: 122 DAG size of output: 32 [2018-10-04 13:06:58,090 WARN L178 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 38 [2018-10-04 13:06:58,651 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:06:58,652 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 506 states to 101 states and 506 transitions. [2018-10-04 13:06:58,652 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 506 transitions. [2018-10-04 13:06:58,652 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-10-04 13:06:58,652 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:06:58,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:07:00,892 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 0 proven. 64 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:07:01,385 WARN L178 SmtUtils]: Spent 337.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 77 [2018-10-04 13:07:02,024 WARN L178 SmtUtils]: Spent 504.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 80 [2018-10-04 13:07:02,511 WARN L178 SmtUtils]: Spent 131.00 ms on a formula simplification that was a NOOP. DAG size: 77 [2018-10-04 13:07:03,030 WARN L178 SmtUtils]: Spent 129.00 ms on a formula simplification that was a NOOP. DAG size: 80 [2018-10-04 13:07:03,163 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:07:03,164 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 512 states to 102 states and 512 transitions. [2018-10-04 13:07:03,164 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 512 transitions. [2018-10-04 13:07:03,165 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-10-04 13:07:03,165 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:07:03,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:07:09,305 WARN L178 SmtUtils]: Spent 1.88 s on a formula simplification. DAG size of input: 316 DAG size of output: 35 [2018-10-04 13:07:14,500 WARN L178 SmtUtils]: Spent 3.74 s on a formula simplification. DAG size of input: 479 DAG size of output: 69 Received shutdown request... [2018-10-04 13:07:19,525 WARN L186 SmtUtils]: Removed 5 from assertion stack [2018-10-04 13:07:19,526 ERROR L616 CodeCheckObserver]: First Tracecheck threw exception Timeout or Toolchain cancelled by user [2018-10-04 13:07:19,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:07:19,671 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:07:19,702 INFO L177 TraceCheckSpWp]: Timeout while computing interpolants [2018-10-04 13:07:19,702 INFO L256 ToolchainWalker]: Toolchain cancelled while executing plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck. Reason: Timeout or Toolchain cancelled by user [2018-10-04 13:07:19,704 INFO L168 Benchmark]: Toolchain (without parser) took 244180.14 ms. Allocated memory was 1.5 GB in the beginning and 2.7 GB in the end (delta: 1.2 GB). Free memory was 1.5 GB in the beginning and 2.0 GB in the end (delta: -581.1 MB). Peak memory consumption was 623.2 MB. Max. memory is 7.1 GB. [2018-10-04 13:07:19,705 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.20 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. [2018-10-04 13:07:19,706 INFO L168 Benchmark]: Boogie Procedure Inliner took 47.04 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. [2018-10-04 13:07:19,706 INFO L168 Benchmark]: Boogie Preprocessor took 55.44 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. [2018-10-04 13:07:19,706 INFO L168 Benchmark]: RCFGBuilder took 1743.17 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. [2018-10-04 13:07:19,707 INFO L168 Benchmark]: CodeCheck took 242330.36 ms. Allocated memory was 1.5 GB in the beginning and 2.7 GB in the end (delta: 1.2 GB). Free memory was 1.4 GB in the beginning and 2.0 GB in the end (delta: -644.5 MB). Peak memory consumption was 559.8 MB. Max. memory is 7.1 GB. [2018-10-04 13:07:19,709 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - TimeoutResult: Timeout (de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck) Toolchain cancelled while TraceCheckSpWp was constructing forward predicates, while PredicateComparison was comparing new predicate (quantifier-free) to 436 known predicates. * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Boogie PL CUP Parser took 0.20 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 47.04 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 55.44 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 1743.17 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 242330.36 ms. Allocated memory was 1.5 GB in the beginning and 2.7 GB in the end (delta: 1.2 GB). Free memory was 1.4 GB in the beginning and 2.0 GB in the end (delta: -644.5 MB). Peak memory consumption was 559.8 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: Timeout Written .csv to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/csv/ElevatorWithAssignments.bpl_svcomp-Reach-32bit-Kojak_Default.epf_KojakBplInline.xml/Csv-Benchmark-0-2018-10-04_13-07-19-723.csv Completed graceful shutdown