java -Xmx8000000000 -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerBplInline.xml --generate-csv --csv-dir csv -s ../../../trunk/examples/settings/Pdr/AutomizerBpl-pdr-z3.epf -i ../../../trunk/examples/programs/toy/tooDifficultLoopInvariant/INT_add_vs_inc.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.23-e6fd87c [2018-07-25 14:20:41,242 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-07-25 14:20:41,244 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-07-25 14:20:41,262 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-07-25 14:20:41,262 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-07-25 14:20:41,263 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-07-25 14:20:41,264 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-07-25 14:20:41,266 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-07-25 14:20:41,268 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-07-25 14:20:41,269 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-07-25 14:20:41,269 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-07-25 14:20:41,270 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-07-25 14:20:41,271 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-07-25 14:20:41,272 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-07-25 14:20:41,273 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-07-25 14:20:41,273 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-07-25 14:20:41,274 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-07-25 14:20:41,276 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-07-25 14:20:41,278 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-07-25 14:20:41,280 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-07-25 14:20:41,281 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-07-25 14:20:41,282 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-07-25 14:20:41,285 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-07-25 14:20:41,285 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-07-25 14:20:41,285 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-07-25 14:20:41,286 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-07-25 14:20:41,287 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-07-25 14:20:41,288 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-07-25 14:20:41,289 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-07-25 14:20:41,290 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-07-25 14:20:41,290 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-07-25 14:20:41,291 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-07-25 14:20:41,291 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-07-25 14:20:41,291 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-07-25 14:20:41,292 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-07-25 14:20:41,293 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-07-25 14:20:41,293 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/Pdr/AutomizerBpl-pdr-z3.epf [2018-07-25 14:20:41,301 INFO L110 SettingsManager]: Loading preferences was successful [2018-07-25 14:20:41,301 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-07-25 14:20:41,303 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-07-25 14:20:41,303 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=PDR [2018-07-25 14:20:41,303 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-07-25 14:20:41,303 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in [2018-07-25 14:20:41,304 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-07-25 14:20:41,366 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-07-25 14:20:41,385 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-07-25 14:20:41,389 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-07-25 14:20:41,390 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2018-07-25 14:20:41,391 INFO L276 PluginConnector]: Boogie PL CUP Parser initialized [2018-07-25 14:20:41,391 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/toy/tooDifficultLoopInvariant/INT_add_vs_inc.bpl [2018-07-25 14:20:41,392 INFO L111 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/toy/tooDifficultLoopInvariant/INT_add_vs_inc.bpl' [2018-07-25 14:20:41,435 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-07-25 14:20:41,437 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-07-25 14:20:41,440 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-07-25 14:20:41,440 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-07-25 14:20:41,440 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-07-25 14:20:41,460 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "INT_add_vs_inc.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 02:20:41" (1/1) ... [2018-07-25 14:20:41,472 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "INT_add_vs_inc.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 02:20:41" (1/1) ... [2018-07-25 14:20:41,477 WARN L165 Inliner]: Program contained no entry procedure! [2018-07-25 14:20:41,477 WARN L168 Inliner]: Missing entry procedures: [ULTIMATE.start] [2018-07-25 14:20:41,477 WARN L175 Inliner]: Fallback enabled. All procedures will be processed. [2018-07-25 14:20:41,479 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-07-25 14:20:41,480 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-07-25 14:20:41,480 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-07-25 14:20:41,480 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-07-25 14:20:41,491 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "INT_add_vs_inc.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 02:20:41" (1/1) ... [2018-07-25 14:20:41,491 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "INT_add_vs_inc.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 02:20:41" (1/1) ... [2018-07-25 14:20:41,492 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "INT_add_vs_inc.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 02:20:41" (1/1) ... [2018-07-25 14:20:41,492 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "INT_add_vs_inc.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 02:20:41" (1/1) ... [2018-07-25 14:20:41,494 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "INT_add_vs_inc.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 02:20:41" (1/1) ... [2018-07-25 14:20:41,498 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "INT_add_vs_inc.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 02:20:41" (1/1) ... [2018-07-25 14:20:41,499 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "INT_add_vs_inc.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 02:20:41" (1/1) ... [2018-07-25 14:20:41,501 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-07-25 14:20:41,501 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-07-25 14:20:41,501 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-07-25 14:20:41,502 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-07-25 14:20:41,503 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "INT_add_vs_inc.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 02:20:41" (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 [2018-07-25 14:20:41,572 INFO L124 BoogieDeclarations]: Specification and implementation of procedure add given in one single declaration [2018-07-25 14:20:41,573 INFO L130 BoogieDeclarations]: Found specification of procedure add [2018-07-25 14:20:41,573 INFO L138 BoogieDeclarations]: Found implementation of procedure add [2018-07-25 14:20:41,765 INFO L270 CfgBuilder]: Using library mode [2018-07-25 14:20:41,765 INFO L202 PluginConnector]: Adding new model INT_add_vs_inc.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.07 02:20:41 BoogieIcfgContainer [2018-07-25 14:20:41,766 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-07-25 14:20:41,767 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-07-25 14:20:41,767 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-07-25 14:20:41,770 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-07-25 14:20:41,771 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "INT_add_vs_inc.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 02:20:41" (1/2) ... [2018-07-25 14:20:41,772 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5ad5d11f and model type INT_add_vs_inc.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.07 02:20:41, skipping insertion in model container [2018-07-25 14:20:41,772 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "INT_add_vs_inc.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.07 02:20:41" (2/2) ... [2018-07-25 14:20:41,774 INFO L112 eAbstractionObserver]: Analyzing ICFG INT_add_vs_inc.bpl [2018-07-25 14:20:41,784 INFO L133 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:PDR Determinization: PREDICATE_ABSTRACTION [2018-07-25 14:20:41,793 INFO L145 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-07-25 14:20:41,840 INFO L128 ementStrategyFactory]: Using default assertion order modulation [2018-07-25 14:20:41,841 INFO L374 AbstractCegarLoop]: Interprodecural is true [2018-07-25 14:20:41,842 INFO L375 AbstractCegarLoop]: Hoare is true [2018-07-25 14:20:41,842 INFO L376 AbstractCegarLoop]: Compute interpolants for PDR [2018-07-25 14:20:41,842 INFO L377 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-07-25 14:20:41,842 INFO L378 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-07-25 14:20:41,843 INFO L379 AbstractCegarLoop]: Difference is false [2018-07-25 14:20:41,843 INFO L380 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-07-25 14:20:41,843 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-07-25 14:20:41,858 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states. [2018-07-25 14:20:41,867 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-07-25 14:20:41,867 INFO L346 BasicCegarLoop]: Found error trace [2018-07-25 14:20:41,868 INFO L354 BasicCegarLoop]: trace histogram [1, 1, 1] [2018-07-25 14:20:41,870 INFO L415 AbstractCegarLoop]: === Iteration 1 === [addErr0ASSERT_VIOLATIONASSERT]=== [2018-07-25 14:20:41,875 INFO L82 PathProgramCache]: Analyzing trace with hash 29984, now seen corresponding path program 1 times No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in [2018-07-25 14:20:41,903 INFO L69 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-07-25 14:20:42,314 INFO L309 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-07-25 14:20:42,314 INFO L324 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-07-25 14:20:42,319 INFO L451 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-07-25 14:20:42,325 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-07-25 14:20:42,326 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2018-07-25 14:20:42,329 INFO L87 Difference]: Start difference. First operand 5 states. Second operand 4 states. [2018-07-25 14:20:42,474 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-07-25 14:20:42,474 INFO L93 Difference]: Finished difference Result 8 states and 9 transitions. [2018-07-25 14:20:42,475 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-07-25 14:20:42,477 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 3 [2018-07-25 14:20:42,477 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-07-25 14:20:42,489 INFO L225 Difference]: With dead ends: 8 [2018-07-25 14:20:42,490 INFO L226 Difference]: Without dead ends: 5 [2018-07-25 14:20:42,493 INFO L574 BasicCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 19 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2018-07-25 14:20:42,512 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5 states. [2018-07-25 14:20:42,526 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5 to 5. [2018-07-25 14:20:42,527 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2018-07-25 14:20:42,528 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 5 transitions. [2018-07-25 14:20:42,529 INFO L78 Accepts]: Start accepts. Automaton has 5 states and 5 transitions. Word has length 3 [2018-07-25 14:20:42,530 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-07-25 14:20:42,530 INFO L472 AbstractCegarLoop]: Abstraction has 5 states and 5 transitions. [2018-07-25 14:20:42,530 INFO L473 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-07-25 14:20:42,530 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 5 transitions. [2018-07-25 14:20:42,531 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-07-25 14:20:42,531 INFO L346 BasicCegarLoop]: Found error trace [2018-07-25 14:20:42,531 INFO L354 BasicCegarLoop]: trace histogram [1, 1, 1, 1] [2018-07-25 14:20:42,531 INFO L415 AbstractCegarLoop]: === Iteration 2 === [addErr0ASSERT_VIOLATIONASSERT]=== [2018-07-25 14:20:42,532 INFO L82 PathProgramCache]: Analyzing trace with hash 927558, now seen corresponding path program 1 times No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in [2018-07-25 14:20:42,547 INFO L69 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-07-25 14:20:43,111 WARN L169 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 15 DAG size of output: 13 [2018-07-25 14:20:43,300 WARN L169 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 14 [2018-07-25 14:20:44,527 WARN L169 SmtUtils]: Spent 325.00 ms on a formula simplification that was a NOOP. DAG size: 52 [2018-07-25 14:20:45,265 WARN L169 SmtUtils]: Spent 136.00 ms on a formula simplification that was a NOOP. DAG size: 68 [2018-07-25 14:20:47,218 WARN L169 SmtUtils]: Spent 158.00 ms on a formula simplification that was a NOOP. DAG size: 108 [2018-07-25 14:20:47,878 WARN L169 SmtUtils]: Spent 224.00 ms on a formula simplification that was a NOOP. DAG size: 116 [2018-07-25 14:20:48,346 WARN L169 SmtUtils]: Spent 111.00 ms on a formula simplification that was a NOOP. DAG size: 124 [2018-07-25 14:20:48,870 WARN L169 SmtUtils]: Spent 119.00 ms on a formula simplification that was a NOOP. DAG size: 132 [2018-07-25 14:20:49,325 WARN L169 SmtUtils]: Spent 121.00 ms on a formula simplification that was a NOOP. DAG size: 140 [2018-07-25 14:20:49,946 WARN L169 SmtUtils]: Spent 134.00 ms on a formula simplification that was a NOOP. DAG size: 148 [2018-07-25 14:20:50,749 WARN L169 SmtUtils]: Spent 149.00 ms on a formula simplification that was a NOOP. DAG size: 156 [2018-07-25 14:20:51,384 WARN L169 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 164 [2018-07-25 14:20:52,086 WARN L169 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 172 [2018-07-25 14:20:52,881 WARN L169 SmtUtils]: Spent 174.00 ms on a formula simplification that was a NOOP. DAG size: 180 [2018-07-25 14:20:53,621 WARN L169 SmtUtils]: Spent 177.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2018-07-25 14:20:54,495 WARN L169 SmtUtils]: Spent 215.00 ms on a formula simplification that was a NOOP. DAG size: 196 [2018-07-25 14:20:55,379 WARN L169 SmtUtils]: Spent 211.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2018-07-25 14:20:56,284 WARN L169 SmtUtils]: Spent 213.00 ms on a formula simplification that was a NOOP. DAG size: 212 [2018-07-25 14:20:57,258 WARN L169 SmtUtils]: Spent 216.00 ms on a formula simplification that was a NOOP. DAG size: 220 [2018-07-25 14:20:58,519 WARN L169 SmtUtils]: Spent 239.00 ms on a formula simplification that was a NOOP. DAG size: 228 [2018-07-25 14:20:59,639 WARN L169 SmtUtils]: Spent 310.00 ms on a formula simplification that was a NOOP. DAG size: 236 [2018-07-25 14:21:00,764 WARN L169 SmtUtils]: Spent 257.00 ms on a formula simplification that was a NOOP. DAG size: 244 [2018-07-25 14:21:02,616 WARN L169 SmtUtils]: Spent 322.00 ms on a formula simplification that was a NOOP. DAG size: 252 [2018-07-25 14:21:04,749 WARN L169 SmtUtils]: Spent 652.00 ms on a formula simplification that was a NOOP. DAG size: 260 [2018-07-25 14:21:06,986 WARN L169 SmtUtils]: Spent 319.00 ms on a formula simplification that was a NOOP. DAG size: 268 [2018-07-25 14:21:08,506 WARN L169 SmtUtils]: Spent 333.00 ms on a formula simplification that was a NOOP. DAG size: 276 [2018-07-25 14:21:09,974 WARN L169 SmtUtils]: Spent 307.00 ms on a formula simplification that was a NOOP. DAG size: 284 [2018-07-25 14:21:11,549 WARN L169 SmtUtils]: Spent 329.00 ms on a formula simplification that was a NOOP. DAG size: 292 [2018-07-25 14:21:13,224 WARN L169 SmtUtils]: Spent 380.00 ms on a formula simplification that was a NOOP. DAG size: 300 [2018-07-25 14:21:14,954 WARN L169 SmtUtils]: Spent 374.00 ms on a formula simplification that was a NOOP. DAG size: 308 [2018-07-25 14:21:16,777 WARN L169 SmtUtils]: Spent 378.00 ms on a formula simplification that was a NOOP. DAG size: 316 [2018-07-25 14:21:18,688 WARN L169 SmtUtils]: Spent 384.00 ms on a formula simplification that was a NOOP. DAG size: 324 [2018-07-25 14:21:20,667 WARN L169 SmtUtils]: Spent 396.00 ms on a formula simplification that was a NOOP. DAG size: 332 [2018-07-25 14:21:22,704 WARN L169 SmtUtils]: Spent 412.00 ms on a formula simplification that was a NOOP. DAG size: 340 [2018-07-25 14:21:25,015 WARN L169 SmtUtils]: Spent 426.00 ms on a formula simplification that was a NOOP. DAG size: 348 [2018-07-25 14:21:27,324 WARN L169 SmtUtils]: Spent 437.00 ms on a formula simplification that was a NOOP. DAG size: 356 [2018-07-25 14:21:29,792 WARN L169 SmtUtils]: Spent 461.00 ms on a formula simplification that was a NOOP. DAG size: 364 [2018-07-25 14:21:32,258 WARN L169 SmtUtils]: Spent 462.00 ms on a formula simplification that was a NOOP. DAG size: 372 [2018-07-25 14:21:34,997 WARN L169 SmtUtils]: Spent 488.00 ms on a formula simplification that was a NOOP. DAG size: 380 [2018-07-25 14:21:37,643 WARN L169 SmtUtils]: Spent 494.00 ms on a formula simplification that was a NOOP. DAG size: 388 [2018-07-25 14:21:40,559 WARN L169 SmtUtils]: Spent 537.00 ms on a formula simplification that was a NOOP. DAG size: 396 [2018-07-25 14:21:43,542 WARN L169 SmtUtils]: Spent 546.00 ms on a formula simplification that was a NOOP. DAG size: 404 [2018-07-25 14:21:46,486 WARN L169 SmtUtils]: Spent 533.00 ms on a formula simplification that was a NOOP. DAG size: 412 [2018-07-25 14:21:49,579 WARN L169 SmtUtils]: Spent 543.00 ms on a formula simplification that was a NOOP. DAG size: 420 [2018-07-25 14:21:52,786 WARN L169 SmtUtils]: Spent 561.00 ms on a formula simplification that was a NOOP. DAG size: 428 [2018-07-25 14:21:56,258 WARN L169 SmtUtils]: Spent 589.00 ms on a formula simplification that was a NOOP. DAG size: 436 [2018-07-25 14:21:59,766 WARN L169 SmtUtils]: Spent 585.00 ms on a formula simplification that was a NOOP. DAG size: 444 [2018-07-25 14:22:03,422 WARN L169 SmtUtils]: Spent 602.00 ms on a formula simplification that was a NOOP. DAG size: 452 [2018-07-25 14:22:07,127 WARN L169 SmtUtils]: Spent 623.00 ms on a formula simplification that was a NOOP. DAG size: 460 [2018-07-25 14:22:11,021 WARN L169 SmtUtils]: Spent 622.00 ms on a formula simplification that was a NOOP. DAG size: 468 [2018-07-25 14:22:15,067 WARN L169 SmtUtils]: Spent 685.00 ms on a formula simplification that was a NOOP. DAG size: 476 [2018-07-25 14:22:19,181 WARN L169 SmtUtils]: Spent 676.00 ms on a formula simplification that was a NOOP. DAG size: 484 [2018-07-25 14:22:23,500 WARN L169 SmtUtils]: Spent 703.00 ms on a formula simplification that was a NOOP. DAG size: 492 [2018-07-25 14:22:27,845 WARN L169 SmtUtils]: Spent 710.00 ms on a formula simplification that was a NOOP. DAG size: 500 [2018-07-25 14:22:32,514 WARN L169 SmtUtils]: Spent 715.00 ms on a formula simplification that was a NOOP. DAG size: 508 [2018-07-25 14:22:37,285 WARN L169 SmtUtils]: Spent 736.00 ms on a formula simplification that was a NOOP. DAG size: 516 [2018-07-25 14:22:42,150 WARN L169 SmtUtils]: Spent 747.00 ms on a formula simplification that was a NOOP. DAG size: 524 [2018-07-25 14:22:47,182 WARN L169 SmtUtils]: Spent 770.00 ms on a formula simplification that was a NOOP. DAG size: 532 [2018-07-25 14:22:52,347 WARN L169 SmtUtils]: Spent 807.00 ms on a formula simplification that was a NOOP. DAG size: 540 [2018-07-25 14:22:57,701 WARN L169 SmtUtils]: Spent 804.00 ms on a formula simplification that was a NOOP. DAG size: 548 [2018-07-25 14:23:03,281 WARN L169 SmtUtils]: Spent 815.00 ms on a formula simplification that was a NOOP. DAG size: 556 [2018-07-25 14:23:08,961 WARN L169 SmtUtils]: Spent 830.00 ms on a formula simplification that was a NOOP. DAG size: 564 [2018-07-25 14:23:14,701 WARN L169 SmtUtils]: Spent 854.00 ms on a formula simplification that was a NOOP. DAG size: 572 [2018-07-25 14:23:20,632 WARN L169 SmtUtils]: Spent 876.00 ms on a formula simplification that was a NOOP. DAG size: 580 [2018-07-25 14:23:26,830 WARN L169 SmtUtils]: Spent 980.00 ms on a formula simplification that was a NOOP. DAG size: 588 [2018-07-25 14:23:33,284 WARN L169 SmtUtils]: Spent 927.00 ms on a formula simplification that was a NOOP. DAG size: 596 [2018-07-25 14:23:39,910 WARN L169 SmtUtils]: Spent 924.00 ms on a formula simplification that was a NOOP. DAG size: 604 [2018-07-25 14:23:46,702 WARN L169 SmtUtils]: Spent 1.02 s on a formula simplification that was a NOOP. DAG size: 612 [2018-07-25 14:23:53,562 WARN L169 SmtUtils]: Spent 947.00 ms on a formula simplification that was a NOOP. DAG size: 620 [2018-07-25 14:24:00,890 WARN L169 SmtUtils]: Spent 1.01 s on a formula simplification that was a NOOP. DAG size: 628 [2018-07-25 14:24:08,239 WARN L169 SmtUtils]: Spent 1.04 s on a formula simplification that was a NOOP. DAG size: 636 [2018-07-25 14:24:15,786 WARN L169 SmtUtils]: Spent 1.03 s on a formula simplification that was a NOOP. DAG size: 644 [2018-07-25 14:24:23,554 WARN L169 SmtUtils]: Spent 1.05 s on a formula simplification that was a NOOP. DAG size: 652 [2018-07-25 14:24:31,532 WARN L169 SmtUtils]: Spent 1.06 s on a formula simplification that was a NOOP. DAG size: 660 [2018-07-25 14:24:39,574 WARN L169 SmtUtils]: Spent 1.12 s on a formula simplification that was a NOOP. DAG size: 668 [2018-07-25 14:24:47,863 WARN L169 SmtUtils]: Spent 1.15 s on a formula simplification that was a NOOP. DAG size: 676 [2018-07-25 14:24:56,391 WARN L169 SmtUtils]: Spent 1.14 s on a formula simplification that was a NOOP. DAG size: 684 [2018-07-25 14:25:05,201 WARN L169 SmtUtils]: Spent 1.20 s on a formula simplification that was a NOOP. DAG size: 692 [2018-07-25 14:25:14,536 WARN L169 SmtUtils]: Spent 1.34 s on a formula simplification that was a NOOP. DAG size: 700 Received shutdown request... [2018-07-25 14:25:20,900 WARN L513 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in [2018-07-25 14:25:20,900 WARN L541 AbstractCegarLoop]: Verification canceled [2018-07-25 14:25:20,906 WARN L202 ceAbstractionStarter]: Timeout [2018-07-25 14:25:20,907 INFO L202 PluginConnector]: Adding new model INT_add_vs_inc.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 25.07 02:25:20 BoogieIcfgContainer [2018-07-25 14:25:20,907 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-07-25 14:25:20,908 INFO L168 Benchmark]: Toolchain (without parser) took 279472.35 ms. Allocated memory was 1.5 GB in the beginning and 1.3 GB in the end (delta: -293.6 MB). Free memory was 1.5 GB in the beginning and 1.1 GB in the end (delta: 409.1 MB). Peak memory consumption was 115.5 MB. Max. memory is 7.1 GB. [2018-07-25 14:25:20,909 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.18 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. [2018-07-25 14:25:20,910 INFO L168 Benchmark]: Boogie Procedure Inliner took 40.21 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. [2018-07-25 14:25:20,910 INFO L168 Benchmark]: Boogie Preprocessor took 20.68 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. [2018-07-25 14:25:20,911 INFO L168 Benchmark]: RCFGBuilder took 264.39 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. [2018-07-25 14:25:20,912 INFO L168 Benchmark]: TraceAbstraction took 279140.40 ms. Allocated memory was 1.5 GB in the beginning and 1.3 GB in the end (delta: -293.6 MB). Free memory was 1.5 GB in the beginning and 1.1 GB in the end (delta: 387.9 MB). Peak memory consumption was 94.3 MB. Max. memory is 7.1 GB. [2018-07-25 14:25:20,915 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 0.18 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 40.21 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 20.68 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 264.39 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 279140.40 ms. Allocated memory was 1.5 GB in the beginning and 1.3 GB in the end (delta: -293.6 MB). Free memory was 1.5 GB in the beginning and 1.1 GB in the end (delta: 387.9 MB). Peak memory consumption was 94.3 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - TimeoutResultAtElement [Line: 23]: Timeout (TraceAbstraction) Unable to prove that assertion always holds (line 23). Cancelled while BasicCegarLoop was analyzing trace of length 5 with TraceHistMax 1, while PredicateComparison was comparing new predicate (quantifier-free) to 265 known predicates. - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 6 locations, 1 error locations. TIMEOUT Result, 279.0s OverallTime, 2 OverallIterations, 1 TraceHistogramMax, 0.1s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 2 SDtfs, 3 SDslu, 0 SDs, 0 SdLazy, 7 SolverSat, 2 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 22 GetRequests, 19 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s 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: 0.3s 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/INT_add_vs_inc.bpl_AutomizerBpl-pdr-z3.epf_AutomizerBplInline.xml/Csv-Benchmark-0-2018-07-25_14-25-20-926.csv Written .csv to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/csv/INT_add_vs_inc.bpl_AutomizerBpl-pdr-z3.epf_AutomizerBplInline.xml/Csv-TraceAbstractionBenchmarks-0-2018-07-25_14-25-20-926.csv Completed graceful shutdown