java -Xmx8000000000 -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerBpl.xml --generate-csv --csv-dir csv -s ../../../trunk/examples/programs/regression/bpl/AutomizerBpl-pdr.epf -i ../../../trunk/examples/programs/20170319-ConjunctivePathPrograms/functions1.i_3.bplTransformedIcfg_BEv2_8.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.23-56c9370 [2018-07-23 15:44:11,519 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-07-23 15:44:11,521 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-07-23 15:44:11,535 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-07-23 15:44:11,536 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-07-23 15:44:11,537 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-07-23 15:44:11,538 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-07-23 15:44:11,540 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-07-23 15:44:11,542 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-07-23 15:44:11,542 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-07-23 15:44:11,543 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-07-23 15:44:11,544 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-07-23 15:44:11,545 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-07-23 15:44:11,546 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-07-23 15:44:11,547 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-07-23 15:44:11,548 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-07-23 15:44:11,548 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-07-23 15:44:11,550 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-07-23 15:44:11,552 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-07-23 15:44:11,554 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-07-23 15:44:11,555 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-07-23 15:44:11,556 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-07-23 15:44:11,559 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-07-23 15:44:11,559 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-07-23 15:44:11,559 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-07-23 15:44:11,560 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-07-23 15:44:11,561 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-07-23 15:44:11,562 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-07-23 15:44:11,563 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-07-23 15:44:11,564 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-07-23 15:44:11,564 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-07-23 15:44:11,565 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-07-23 15:44:11,565 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-07-23 15:44:11,565 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-07-23 15:44:11,566 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-07-23 15:44:11,567 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-07-23 15:44:11,567 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/regression/bpl/AutomizerBpl-pdr.epf [2018-07-23 15:44:11,575 INFO L110 SettingsManager]: Loading preferences was successful [2018-07-23 15:44:11,575 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-07-23 15:44:11,577 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-07-23 15:44:11,577 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=PDR [2018-07-23 15:44:11,577 INFO L133 SettingsManager]: * Use separate solver for trace checks=false [2018-07-23 15:44:11,577 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-07-23 15:44:11,619 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-07-23 15:44:11,633 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-07-23 15:44:11,639 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-07-23 15:44:11,641 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2018-07-23 15:44:11,642 INFO L276 PluginConnector]: Boogie PL CUP Parser initialized [2018-07-23 15:44:11,642 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170319-ConjunctivePathPrograms/functions1.i_3.bplTransformedIcfg_BEv2_8.bpl [2018-07-23 15:44:11,643 INFO L111 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170319-ConjunctivePathPrograms/functions1.i_3.bplTransformedIcfg_BEv2_8.bpl' [2018-07-23 15:44:11,691 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-07-23 15:44:11,693 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2018-07-23 15:44:11,694 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-07-23 15:44:11,694 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-07-23 15:44:11,694 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-07-23 15:44:11,724 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "functions1.i_3.bplTransformedIcfg_BEv2_8.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 23.07 03:44:11" (1/1) ... [2018-07-23 15:44:11,726 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "functions1.i_3.bplTransformedIcfg_BEv2_8.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 23.07 03:44:11" (1/1) ... [2018-07-23 15:44:11,736 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "functions1.i_3.bplTransformedIcfg_BEv2_8.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 23.07 03:44:11" (1/1) ... [2018-07-23 15:44:11,737 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "functions1.i_3.bplTransformedIcfg_BEv2_8.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 23.07 03:44:11" (1/1) ... [2018-07-23 15:44:11,740 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "functions1.i_3.bplTransformedIcfg_BEv2_8.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 23.07 03:44:11" (1/1) ... [2018-07-23 15:44:11,743 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "functions1.i_3.bplTransformedIcfg_BEv2_8.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 23.07 03:44:11" (1/1) ... [2018-07-23 15:44:11,744 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "functions1.i_3.bplTransformedIcfg_BEv2_8.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 23.07 03:44:11" (1/1) ... [2018-07-23 15:44:11,746 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-07-23 15:44:11,747 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-07-23 15:44:11,747 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-07-23 15:44:11,747 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-07-23 15:44:11,749 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "functions1.i_3.bplTransformedIcfg_BEv2_8.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 23.07 03:44:11" (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:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-07-23 15:44:11,823 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2018-07-23 15:44:11,824 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-07-23 15:44:11,824 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-07-23 15:44:12,070 INFO L261 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-07-23 15:44:12,071 INFO L202 PluginConnector]: Adding new model functions1.i_3.bplTransformedIcfg_BEv2_8.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.07 03:44:12 BoogieIcfgContainer [2018-07-23 15:44:12,071 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-07-23 15:44:12,073 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-07-23 15:44:12,073 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-07-23 15:44:12,079 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-07-23 15:44:12,080 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "functions1.i_3.bplTransformedIcfg_BEv2_8.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 23.07 03:44:11" (1/2) ... [2018-07-23 15:44:12,081 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3e40db8b and model type functions1.i_3.bplTransformedIcfg_BEv2_8.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.07 03:44:12, skipping insertion in model container [2018-07-23 15:44:12,081 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "functions1.i_3.bplTransformedIcfg_BEv2_8.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.07 03:44:12" (2/2) ... [2018-07-23 15:44:12,083 INFO L112 eAbstractionObserver]: Analyzing ICFG functions1.i_3.bplTransformedIcfg_BEv2_8.bpl [2018-07-23 15:44:12,094 INFO L132 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:PDR Determinization: PREDICATE_ABSTRACTION [2018-07-23 15:44:12,105 INFO L144 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-07-23 15:44:12,151 INFO L128 ementStrategyFactory]: Using default assertion order modulation [2018-07-23 15:44:12,152 INFO L373 AbstractCegarLoop]: Interprodecural is true [2018-07-23 15:44:12,152 INFO L374 AbstractCegarLoop]: Hoare is true [2018-07-23 15:44:12,152 INFO L375 AbstractCegarLoop]: Compute interpolants for PDR [2018-07-23 15:44:12,152 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-07-23 15:44:12,152 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-07-23 15:44:12,153 INFO L378 AbstractCegarLoop]: Difference is false [2018-07-23 15:44:12,153 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-07-23 15:44:12,153 INFO L384 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-07-23 15:44:12,165 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states. [2018-07-23 15:44:12,173 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-07-23 15:44:12,173 INFO L345 BasicCegarLoop]: Found error trace [2018-07-23 15:44:12,174 INFO L353 BasicCegarLoop]: trace histogram [1, 1, 1] [2018-07-23 15:44:12,175 INFO L414 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0AssertViolationASSERT]=== [2018-07-23 15:44:12,179 INFO L82 PathProgramCache]: Analyzing trace with hash 29955, now seen corresponding path program 1 times [2018-07-23 15:44:12,185 INFO L69 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-07-23 15:44:12,428 WARN L169 SmtUtils]: Spent 174.00 ms on a formula simplification. DAG size of input: 15 DAG size of output: 10 [2018-07-23 15:44:12,502 INFO L309 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-07-23 15:44:12,503 INFO L324 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-07-23 15:44:12,507 INFO L450 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-07-23 15:44:12,512 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-07-23 15:44:12,513 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-07-23 15:44:12,516 INFO L87 Difference]: Start difference. First operand 5 states. Second operand 3 states. [2018-07-23 15:44:12,547 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-07-23 15:44:12,547 INFO L93 Difference]: Finished difference Result 8 states and 9 transitions. [2018-07-23 15:44:12,548 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-07-23 15:44:12,551 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 3 [2018-07-23 15:44:12,551 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-07-23 15:44:12,562 INFO L225 Difference]: With dead ends: 8 [2018-07-23 15:44:12,562 INFO L226 Difference]: Without dead ends: 5 [2018-07-23 15:44:12,566 INFO L573 BasicCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-07-23 15:44:12,586 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5 states. [2018-07-23 15:44:12,599 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5 to 5. [2018-07-23 15:44:12,601 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2018-07-23 15:44:12,601 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 5 transitions. [2018-07-23 15:44:12,603 INFO L78 Accepts]: Start accepts. Automaton has 5 states and 5 transitions. Word has length 3 [2018-07-23 15:44:12,603 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-07-23 15:44:12,603 INFO L471 AbstractCegarLoop]: Abstraction has 5 states and 5 transitions. [2018-07-23 15:44:12,603 INFO L472 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-07-23 15:44:12,604 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 5 transitions. [2018-07-23 15:44:12,604 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-07-23 15:44:12,604 INFO L345 BasicCegarLoop]: Found error trace [2018-07-23 15:44:12,604 INFO L353 BasicCegarLoop]: trace histogram [1, 1, 1, 1] [2018-07-23 15:44:12,605 INFO L414 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0AssertViolationASSERT]=== [2018-07-23 15:44:12,605 INFO L82 PathProgramCache]: Analyzing trace with hash 930412, now seen corresponding path program 1 times [2018-07-23 15:44:12,605 INFO L69 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-07-23 15:44:13,044 WARN L169 SmtUtils]: Spent 146.00 ms on a formula simplification that was a NOOP. DAG size: 17 [2018-07-23 15:44:14,110 WARN L169 SmtUtils]: Spent 168.00 ms on a formula simplification that was a NOOP. DAG size: 32 [2018-07-23 15:44:15,079 WARN L169 SmtUtils]: Spent 113.00 ms on a formula simplification that was a NOOP. DAG size: 47 [2018-07-23 15:44:16,447 WARN L169 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 67 [2018-07-23 15:44:16,859 WARN L169 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 72 [2018-07-23 15:44:17,488 WARN L169 SmtUtils]: Spent 297.00 ms on a formula simplification that was a NOOP. DAG size: 77 [2018-07-23 15:44:17,950 WARN L169 SmtUtils]: Spent 112.00 ms on a formula simplification that was a NOOP. DAG size: 82 [2018-07-23 15:44:18,384 WARN L169 SmtUtils]: Spent 115.00 ms on a formula simplification that was a NOOP. DAG size: 87 [2018-07-23 15:44:18,865 WARN L169 SmtUtils]: Spent 126.00 ms on a formula simplification that was a NOOP. DAG size: 92 [2018-07-23 15:44:19,413 WARN L169 SmtUtils]: Spent 169.00 ms on a formula simplification that was a NOOP. DAG size: 97 [2018-07-23 15:44:20,116 WARN L169 SmtUtils]: Spent 137.00 ms on a formula simplification that was a NOOP. DAG size: 102 [2018-07-23 15:44:20,682 WARN L169 SmtUtils]: Spent 168.00 ms on a formula simplification that was a NOOP. DAG size: 107 [2018-07-23 15:44:21,379 WARN L169 SmtUtils]: Spent 230.00 ms on a formula simplification that was a NOOP. DAG size: 112 [2018-07-23 15:44:21,989 WARN L169 SmtUtils]: Spent 166.00 ms on a formula simplification that was a NOOP. DAG size: 117 [2018-07-23 15:44:22,655 WARN L169 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 122 [2018-07-23 15:44:23,449 WARN L169 SmtUtils]: Spent 208.00 ms on a formula simplification that was a NOOP. DAG size: 127 [2018-07-23 15:44:24,201 WARN L169 SmtUtils]: Spent 195.00 ms on a formula simplification that was a NOOP. DAG size: 132 [2018-07-23 15:44:24,995 WARN L169 SmtUtils]: Spent 208.00 ms on a formula simplification that was a NOOP. DAG size: 137 [2018-07-23 15:44:25,806 WARN L169 SmtUtils]: Spent 211.00 ms on a formula simplification that was a NOOP. DAG size: 142 [2018-07-23 15:44:26,813 WARN L169 SmtUtils]: Spent 238.00 ms on a formula simplification that was a NOOP. DAG size: 147 [2018-07-23 15:44:27,729 WARN L169 SmtUtils]: Spent 235.00 ms on a formula simplification that was a NOOP. DAG size: 152 [2018-07-23 15:44:28,679 WARN L169 SmtUtils]: Spent 244.00 ms on a formula simplification that was a NOOP. DAG size: 157 [2018-07-23 15:44:30,239 WARN L169 SmtUtils]: Spent 256.00 ms on a formula simplification that was a NOOP. DAG size: 162 [2018-07-23 15:44:31,090 WARN L169 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 13 DAG size of output: 10 [2018-07-23 15:44:32,451 WARN L169 SmtUtils]: Spent 781.00 ms on a formula simplification that was a NOOP. DAG size: 167 [2018-07-23 15:44:34,133 WARN L169 SmtUtils]: Spent 369.00 ms on a formula simplification that was a NOOP. DAG size: 172 [2018-07-23 15:44:35,356 WARN L169 SmtUtils]: Spent 281.00 ms on a formula simplification that was a NOOP. DAG size: 177 [2018-07-23 15:44:36,628 WARN L169 SmtUtils]: Spent 330.00 ms on a formula simplification that was a NOOP. DAG size: 182 [2018-07-23 15:44:37,963 WARN L169 SmtUtils]: Spent 310.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2018-07-23 15:44:39,326 WARN L169 SmtUtils]: Spent 338.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2018-07-23 15:44:40,758 WARN L169 SmtUtils]: Spent 335.00 ms on a formula simplification that was a NOOP. DAG size: 197 [2018-07-23 15:44:42,322 WARN L169 SmtUtils]: Spent 342.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2018-07-23 15:44:43,856 WARN L169 SmtUtils]: Spent 352.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2018-07-23 15:44:45,483 WARN L169 SmtUtils]: Spent 363.00 ms on a formula simplification that was a NOOP. DAG size: 212 [2018-07-23 15:44:47,316 WARN L169 SmtUtils]: Spent 447.00 ms on a formula simplification that was a NOOP. DAG size: 217 [2018-07-23 15:44:49,164 WARN L169 SmtUtils]: Spent 396.00 ms on a formula simplification that was a NOOP. DAG size: 222 [2018-07-23 15:44:51,081 WARN L169 SmtUtils]: Spent 412.00 ms on a formula simplification that was a NOOP. DAG size: 227 [2018-07-23 15:44:53,320 WARN L169 SmtUtils]: Spent 416.00 ms on a formula simplification that was a NOOP. DAG size: 232 [2018-07-23 15:44:55,358 WARN L169 SmtUtils]: Spent 450.00 ms on a formula simplification that was a NOOP. DAG size: 237 [2018-07-23 15:44:57,546 WARN L169 SmtUtils]: Spent 528.00 ms on a formula simplification that was a NOOP. DAG size: 242 [2018-07-23 15:44:59,771 WARN L169 SmtUtils]: Spent 480.00 ms on a formula simplification that was a NOOP. DAG size: 247 [2018-07-23 15:45:02,051 WARN L169 SmtUtils]: Spent 471.00 ms on a formula simplification that was a NOOP. DAG size: 252 [2018-07-23 15:45:04,457 WARN L169 SmtUtils]: Spent 481.00 ms on a formula simplification that was a NOOP. DAG size: 257 [2018-07-23 15:45:06,901 WARN L169 SmtUtils]: Spent 494.00 ms on a formula simplification that was a NOOP. DAG size: 262 [2018-07-23 15:45:09,465 WARN L169 SmtUtils]: Spent 506.00 ms on a formula simplification that was a NOOP. DAG size: 267 [2018-07-23 15:45:12,149 WARN L169 SmtUtils]: Spent 540.00 ms on a formula simplification that was a NOOP. DAG size: 272 [2018-07-23 15:45:14,892 WARN L169 SmtUtils]: Spent 532.00 ms on a formula simplification that was a NOOP. DAG size: 277 [2018-07-23 15:45:17,826 WARN L169 SmtUtils]: Spent 624.00 ms on a formula simplification that was a NOOP. DAG size: 282 [2018-07-23 15:45:20,800 WARN L169 SmtUtils]: Spent 561.00 ms on a formula simplification that was a NOOP. DAG size: 287 [2018-07-23 15:45:23,867 WARN L169 SmtUtils]: Spent 578.00 ms on a formula simplification that was a NOOP. DAG size: 292 [2018-07-23 15:45:27,012 WARN L169 SmtUtils]: Spent 585.00 ms on a formula simplification that was a NOOP. DAG size: 297 [2018-07-23 15:45:30,328 WARN L169 SmtUtils]: Spent 597.00 ms on a formula simplification that was a NOOP. DAG size: 302 [2018-07-23 15:45:33,738 WARN L169 SmtUtils]: Spent 637.00 ms on a formula simplification that was a NOOP. DAG size: 307 [2018-07-23 15:45:37,167 WARN L169 SmtUtils]: Spent 631.00 ms on a formula simplification that was a NOOP. DAG size: 312 [2018-07-23 15:45:40,692 WARN L169 SmtUtils]: Spent 643.00 ms on a formula simplification that was a NOOP. DAG size: 317 [2018-07-23 15:45:44,375 WARN L169 SmtUtils]: Spent 673.00 ms on a formula simplification that was a NOOP. DAG size: 322 [2018-07-23 15:45:48,201 WARN L169 SmtUtils]: Spent 683.00 ms on a formula simplification that was a NOOP. DAG size: 327 [2018-07-23 15:45:52,138 WARN L169 SmtUtils]: Spent 674.00 ms on a formula simplification that was a NOOP. DAG size: 332 [2018-07-23 15:45:56,294 WARN L169 SmtUtils]: Spent 692.00 ms on a formula simplification that was a NOOP. DAG size: 337 [2018-07-23 15:46:00,557 WARN L169 SmtUtils]: Spent 728.00 ms on a formula simplification that was a NOOP. DAG size: 342 [2018-07-23 15:46:04,869 WARN L169 SmtUtils]: Spent 734.00 ms on a formula simplification that was a NOOP. DAG size: 347 [2018-07-23 15:46:09,406 WARN L169 SmtUtils]: Spent 832.00 ms on a formula simplification that was a NOOP. DAG size: 352 [2018-07-23 15:46:14,081 WARN L169 SmtUtils]: Spent 816.00 ms on a formula simplification that was a NOOP. DAG size: 357 [2018-07-23 15:46:18,731 WARN L169 SmtUtils]: Spent 772.00 ms on a formula simplification that was a NOOP. DAG size: 362 [2018-07-23 15:46:23,600 WARN L169 SmtUtils]: Spent 804.00 ms on a formula simplification that was a NOOP. DAG size: 367 [2018-07-23 15:46:28,653 WARN L169 SmtUtils]: Spent 815.00 ms on a formula simplification that was a NOOP. DAG size: 372 [2018-07-23 15:46:33,742 WARN L169 SmtUtils]: Spent 839.00 ms on a formula simplification that was a NOOP. DAG size: 377 [2018-07-23 15:46:39,047 WARN L169 SmtUtils]: Spent 852.00 ms on a formula simplification that was a NOOP. DAG size: 382 [2018-07-23 15:46:44,533 WARN L169 SmtUtils]: Spent 885.00 ms on a formula simplification that was a NOOP. DAG size: 387 [2018-07-23 15:46:50,391 WARN L169 SmtUtils]: Spent 968.00 ms on a formula simplification that was a NOOP. DAG size: 392 [2018-07-23 15:46:56,242 WARN L169 SmtUtils]: Spent 896.00 ms on a formula simplification that was a NOOP. DAG size: 397 [2018-07-23 15:47:02,287 WARN L169 SmtUtils]: Spent 916.00 ms on a formula simplification that was a NOOP. DAG size: 402 [2018-07-23 15:47:08,439 WARN L169 SmtUtils]: Spent 933.00 ms on a formula simplification that was a NOOP. DAG size: 407 [2018-07-23 15:47:14,621 WARN L169 SmtUtils]: Spent 950.00 ms on a formula simplification that was a NOOP. DAG size: 412 [2018-07-23 15:47:21,083 WARN L169 SmtUtils]: Spent 1.01 s on a formula simplification that was a NOOP. DAG size: 417 [2018-07-23 15:47:27,740 WARN L169 SmtUtils]: Spent 986.00 ms on a formula simplification that was a NOOP. DAG size: 422 [2018-07-23 15:47:34,668 WARN L169 SmtUtils]: Spent 987.00 ms on a formula simplification that was a NOOP. DAG size: 427 [2018-07-23 15:47:41,747 WARN L169 SmtUtils]: Spent 1.10 s on a formula simplification that was a NOOP. DAG size: 432 [2018-07-23 15:47:48,996 WARN L169 SmtUtils]: Spent 1.01 s on a formula simplification that was a NOOP. DAG size: 437 [2018-07-23 15:47:56,415 WARN L169 SmtUtils]: Spent 1.08 s on a formula simplification that was a NOOP. DAG size: 442 [2018-07-23 15:48:04,000 WARN L169 SmtUtils]: Spent 1.08 s on a formula simplification that was a NOOP. DAG size: 447 [2018-07-23 15:48:11,826 WARN L169 SmtUtils]: Spent 1.13 s on a formula simplification that was a NOOP. DAG size: 452 [2018-07-23 15:48:19,797 WARN L169 SmtUtils]: Spent 1.09 s on a formula simplification that was a NOOP. DAG size: 457 [2018-07-23 15:48:27,908 WARN L169 SmtUtils]: Spent 1.19 s on a formula simplification that was a NOOP. DAG size: 462 [2018-07-23 15:48:36,280 WARN L169 SmtUtils]: Spent 1.13 s on a formula simplification that was a NOOP. DAG size: 467 [2018-07-23 15:48:44,629 WARN L169 SmtUtils]: Spent 1.15 s on a formula simplification that was a NOOP. DAG size: 472 Received shutdown request... [2018-07-23 15:48:50,552 WARN L540 AbstractCegarLoop]: Verification canceled [2018-07-23 15:48:50,557 WARN L202 ceAbstractionStarter]: Timeout [2018-07-23 15:48:50,557 INFO L202 PluginConnector]: Adding new model functions1.i_3.bplTransformedIcfg_BEv2_8.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 23.07 03:48:50 BoogieIcfgContainer [2018-07-23 15:48:50,557 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-07-23 15:48:50,558 INFO L168 Benchmark]: Toolchain (without parser) took 278866.43 ms. Allocated memory was 1.5 GB in the beginning and 1.3 GB in the end (delta: -221.2 MB). Free memory was 1.5 GB in the beginning and 1.0 GB in the end (delta: 448.5 MB). Peak memory consumption was 227.2 MB. Max. memory is 7.1 GB. [2018-07-23 15:48:50,559 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. [2018-07-23 15:48:50,560 INFO L168 Benchmark]: Boogie Preprocessor took 52.58 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. [2018-07-23 15:48:50,561 INFO L168 Benchmark]: RCFGBuilder took 324.61 ms. Allocated memory is still 1.5 GB. Free memory was 1.5 GB in the beginning and 1.5 GB in the end (delta: 21.1 MB). Peak memory consumption was 21.1 MB. Max. memory is 7.1 GB. [2018-07-23 15:48:50,562 INFO L168 Benchmark]: TraceAbstraction took 278484.78 ms. Allocated memory was 1.5 GB in the beginning and 1.3 GB in the end (delta: -221.2 MB). Free memory was 1.5 GB in the beginning and 1.0 GB in the end (delta: 427.3 MB). Peak memory consumption was 206.1 MB. Max. memory is 7.1 GB. [2018-07-23 15:48:50,565 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * 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 Preprocessor took 52.58 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 324.61 ms. Allocated memory is still 1.5 GB. Free memory was 1.5 GB in the beginning and 1.5 GB in the end (delta: 21.1 MB). Peak memory consumption was 21.1 MB. Max. memory is 7.1 GB. * TraceAbstraction took 278484.78 ms. Allocated memory was 1.5 GB in the beginning and 1.3 GB in the end (delta: -221.2 MB). Free memory was 1.5 GB in the beginning and 1.0 GB in the end (delta: 427.3 MB). Peak memory consumption was 206.1 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - TimeoutResultAtElement [Line: 42]: Timeout (TraceAbstraction) Unable to prove that assertion always holds (line 42). Cancelled while BasicCegarLoop was analyzing trace of length 5 with TraceHistMax 1, while PredicateComparison was comparing new predicate (quantifier-free) to 282 known predicates. - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 6 locations, 1 error locations. TIMEOUT Result, 278.4s OverallTime, 2 OverallIterations, 1 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 3 SDtfs, 0 SDslu, 1 SDs, 0 SdLazy, 3 SolverSat, 0 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 22 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=5occurred in iteration=0, traceCheckStatistics: No data available, 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: 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 0.2s PdrRuntime, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: Timeout Written .csv to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/csv/functions1.i_3.bplTransformedIcfg_BEv2_8.bpl_AutomizerBpl-pdr.epf_AutomizerBpl.xml/Csv-Benchmark-0-2018-07-23_15-48-50-578.csv Written .csv to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/csv/functions1.i_3.bplTransformedIcfg_BEv2_8.bpl_AutomizerBpl-pdr.epf_AutomizerBpl.xml/Csv-TraceAbstractionBenchmarks-0-2018-07-23_15-48-50-578.csv Completed graceful shutdown