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.epf -i ../../../trunk/examples/programs/toy/tooDifficultLoopInvariant/DivisibilityInterpolantRequired02-ForwardSuccess.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.23-e6fd87c [2018-07-25 09:40:26,348 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-07-25 09:40:26,350 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-07-25 09:40:26,366 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-07-25 09:40:26,366 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-07-25 09:40:26,368 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-07-25 09:40:26,369 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-07-25 09:40:26,371 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-07-25 09:40:26,374 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-07-25 09:40:26,375 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-07-25 09:40:26,382 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-07-25 09:40:26,383 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-07-25 09:40:26,384 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-07-25 09:40:26,385 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-07-25 09:40:26,386 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-07-25 09:40:26,386 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-07-25 09:40:26,387 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-07-25 09:40:26,389 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-07-25 09:40:26,391 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-07-25 09:40:26,392 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-07-25 09:40:26,393 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-07-25 09:40:26,394 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-07-25 09:40:26,396 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-07-25 09:40:26,397 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-07-25 09:40:26,397 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-07-25 09:40:26,398 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-07-25 09:40:26,399 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-07-25 09:40:26,399 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-07-25 09:40:26,400 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-07-25 09:40:26,401 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-07-25 09:40:26,401 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-07-25 09:40:26,402 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-07-25 09:40:26,402 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-07-25 09:40:26,402 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-07-25 09:40:26,403 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-07-25 09:40:26,404 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-07-25 09:40:26,404 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/Pdr/AutomizerBpl-pdr.epf [2018-07-25 09:40:26,412 INFO L110 SettingsManager]: Loading preferences was successful [2018-07-25 09:40:26,412 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-07-25 09:40:26,413 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-07-25 09:40:26,413 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=PDR [2018-07-25 09:40:26,414 INFO L133 SettingsManager]: * Use separate solver for trace checks=false [2018-07-25 09:40:26,414 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-07-25 09:40:26,474 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-07-25 09:40:26,491 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-07-25 09:40:26,498 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-07-25 09:40:26,500 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2018-07-25 09:40:26,501 INFO L276 PluginConnector]: Boogie PL CUP Parser initialized [2018-07-25 09:40:26,501 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/toy/tooDifficultLoopInvariant/DivisibilityInterpolantRequired02-ForwardSuccess.bpl [2018-07-25 09:40:26,502 INFO L111 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/toy/tooDifficultLoopInvariant/DivisibilityInterpolantRequired02-ForwardSuccess.bpl' [2018-07-25 09:40:26,554 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-07-25 09:40:26,556 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-07-25 09:40:26,556 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-07-25 09:40:26,557 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-07-25 09:40:26,557 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-07-25 09:40:26,581 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "DivisibilityInterpolantRequired02-ForwardSuccess.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 09:40:26" (1/1) ... [2018-07-25 09:40:26,595 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "DivisibilityInterpolantRequired02-ForwardSuccess.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 09:40:26" (1/1) ... [2018-07-25 09:40:26,600 WARN L165 Inliner]: Program contained no entry procedure! [2018-07-25 09:40:26,600 WARN L168 Inliner]: Missing entry procedures: [ULTIMATE.start] [2018-07-25 09:40:26,600 WARN L175 Inliner]: Fallback enabled. All procedures will be processed. [2018-07-25 09:40:26,603 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-07-25 09:40:26,604 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-07-25 09:40:26,604 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-07-25 09:40:26,604 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-07-25 09:40:26,616 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "DivisibilityInterpolantRequired02-ForwardSuccess.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 09:40:26" (1/1) ... [2018-07-25 09:40:26,616 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "DivisibilityInterpolantRequired02-ForwardSuccess.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 09:40:26" (1/1) ... [2018-07-25 09:40:26,617 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "DivisibilityInterpolantRequired02-ForwardSuccess.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 09:40:26" (1/1) ... [2018-07-25 09:40:26,617 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "DivisibilityInterpolantRequired02-ForwardSuccess.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 09:40:26" (1/1) ... [2018-07-25 09:40:26,622 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "DivisibilityInterpolantRequired02-ForwardSuccess.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 09:40:26" (1/1) ... [2018-07-25 09:40:26,626 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "DivisibilityInterpolantRequired02-ForwardSuccess.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 09:40:26" (1/1) ... [2018-07-25 09:40:26,627 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "DivisibilityInterpolantRequired02-ForwardSuccess.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 09:40:26" (1/1) ... [2018-07-25 09:40:26,629 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-07-25 09:40:26,630 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-07-25 09:40:26,630 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-07-25 09:40:26,630 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-07-25 09:40:26,631 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "DivisibilityInterpolantRequired02-ForwardSuccess.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 09:40:26" (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 09:40:26,712 INFO L130 BoogieDeclarations]: Found specification of procedure proc [2018-07-25 09:40:26,713 INFO L138 BoogieDeclarations]: Found implementation of procedure proc [2018-07-25 09:40:26,869 INFO L270 CfgBuilder]: Using library mode [2018-07-25 09:40:26,870 INFO L202 PluginConnector]: Adding new model DivisibilityInterpolantRequired02-ForwardSuccess.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.07 09:40:26 BoogieIcfgContainer [2018-07-25 09:40:26,870 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-07-25 09:40:26,875 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-07-25 09:40:26,875 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-07-25 09:40:26,879 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-07-25 09:40:26,880 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "DivisibilityInterpolantRequired02-ForwardSuccess.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 09:40:26" (1/2) ... [2018-07-25 09:40:26,881 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@67211e55 and model type DivisibilityInterpolantRequired02-ForwardSuccess.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.07 09:40:26, skipping insertion in model container [2018-07-25 09:40:26,881 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "DivisibilityInterpolantRequired02-ForwardSuccess.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.07 09:40:26" (2/2) ... [2018-07-25 09:40:26,884 INFO L112 eAbstractionObserver]: Analyzing ICFG DivisibilityInterpolantRequired02-ForwardSuccess.bpl [2018-07-25 09:40:26,894 INFO L133 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:PDR Determinization: PREDICATE_ABSTRACTION [2018-07-25 09:40:26,902 INFO L145 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-07-25 09:40:26,946 INFO L128 ementStrategyFactory]: Using default assertion order modulation [2018-07-25 09:40:26,947 INFO L374 AbstractCegarLoop]: Interprodecural is true [2018-07-25 09:40:26,947 INFO L375 AbstractCegarLoop]: Hoare is true [2018-07-25 09:40:26,947 INFO L376 AbstractCegarLoop]: Compute interpolants for PDR [2018-07-25 09:40:26,947 INFO L377 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-07-25 09:40:26,948 INFO L378 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-07-25 09:40:26,948 INFO L379 AbstractCegarLoop]: Difference is false [2018-07-25 09:40:26,948 INFO L380 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-07-25 09:40:26,948 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-07-25 09:40:26,962 INFO L276 IsEmpty]: Start isEmpty. Operand 4 states. [2018-07-25 09:40:26,971 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2018-07-25 09:40:26,971 INFO L346 BasicCegarLoop]: Found error trace [2018-07-25 09:40:26,972 INFO L354 BasicCegarLoop]: trace histogram [1, 1] [2018-07-25 09:40:26,973 INFO L415 AbstractCegarLoop]: === Iteration 1 === [procErr0ASSERT_VIOLATIONASSERT]=== [2018-07-25 09:40:26,979 INFO L82 PathProgramCache]: Analyzing trace with hash 967, now seen corresponding path program 1 times [2018-07-25 09:40:26,986 INFO L69 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-07-25 09:40:27,065 INFO L309 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-07-25 09:40:27,066 INFO L324 seRefinementStrategy]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2018-07-25 09:40:27,069 INFO L451 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-07-25 09:40:27,075 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-07-25 09:40:27,075 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-07-25 09:40:27,077 INFO L87 Difference]: Start difference. First operand 4 states. Second operand 3 states. [2018-07-25 09:40:27,127 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-07-25 09:40:27,127 INFO L93 Difference]: Finished difference Result 6 states and 7 transitions. [2018-07-25 09:40:27,128 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-07-25 09:40:27,129 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 2 [2018-07-25 09:40:27,129 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-07-25 09:40:27,141 INFO L225 Difference]: With dead ends: 6 [2018-07-25 09:40:27,141 INFO L226 Difference]: Without dead ends: 4 [2018-07-25 09:40:27,145 INFO L574 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-07-25 09:40:27,163 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4 states. [2018-07-25 09:40:27,177 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4 to 4. [2018-07-25 09:40:27,179 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2018-07-25 09:40:27,179 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 4 transitions. [2018-07-25 09:40:27,181 INFO L78 Accepts]: Start accepts. Automaton has 4 states and 4 transitions. Word has length 2 [2018-07-25 09:40:27,181 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-07-25 09:40:27,181 INFO L472 AbstractCegarLoop]: Abstraction has 4 states and 4 transitions. [2018-07-25 09:40:27,182 INFO L473 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-07-25 09:40:27,182 INFO L276 IsEmpty]: Start isEmpty. Operand 4 states and 4 transitions. [2018-07-25 09:40:27,182 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-07-25 09:40:27,182 INFO L346 BasicCegarLoop]: Found error trace [2018-07-25 09:40:27,183 INFO L354 BasicCegarLoop]: trace histogram [1, 1, 1] [2018-07-25 09:40:27,183 INFO L415 AbstractCegarLoop]: === Iteration 2 === [procErr0ASSERT_VIOLATIONASSERT]=== [2018-07-25 09:40:27,184 INFO L82 PathProgramCache]: Analyzing trace with hash 29921, now seen corresponding path program 1 times [2018-07-25 09:40:27,184 INFO L69 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-07-25 09:40:38,487 WARN L169 SmtUtils]: Spent 109.00 ms on a formula simplification that was a NOOP. DAG size: 119 [2018-07-25 09:40:41,699 WARN L169 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 131 [2018-07-25 09:40:42,393 WARN L169 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 135 [2018-07-25 09:40:43,146 WARN L169 SmtUtils]: Spent 113.00 ms on a formula simplification that was a NOOP. DAG size: 139 [2018-07-25 09:40:44,078 WARN L169 SmtUtils]: Spent 118.00 ms on a formula simplification that was a NOOP. DAG size: 143 [2018-07-25 09:40:44,875 WARN L169 SmtUtils]: Spent 123.00 ms on a formula simplification that was a NOOP. DAG size: 147 [2018-07-25 09:40:45,728 WARN L169 SmtUtils]: Spent 140.00 ms on a formula simplification that was a NOOP. DAG size: 151 [2018-07-25 09:40:46,610 WARN L169 SmtUtils]: Spent 133.00 ms on a formula simplification that was a NOOP. DAG size: 155 [2018-07-25 09:40:47,505 WARN L169 SmtUtils]: Spent 137.00 ms on a formula simplification that was a NOOP. DAG size: 159 [2018-07-25 09:40:48,537 WARN L169 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 163 [2018-07-25 09:40:49,574 WARN L169 SmtUtils]: Spent 149.00 ms on a formula simplification that was a NOOP. DAG size: 167 [2018-07-25 09:40:50,581 WARN L169 SmtUtils]: Spent 153.00 ms on a formula simplification that was a NOOP. DAG size: 171 [2018-07-25 09:40:51,704 WARN L169 SmtUtils]: Spent 186.00 ms on a formula simplification that was a NOOP. DAG size: 175 [2018-07-25 09:40:52,823 WARN L169 SmtUtils]: Spent 164.00 ms on a formula simplification that was a NOOP. DAG size: 179 [2018-07-25 09:40:54,013 WARN L169 SmtUtils]: Spent 177.00 ms on a formula simplification that was a NOOP. DAG size: 183 [2018-07-25 09:40:55,271 WARN L169 SmtUtils]: Spent 166.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2018-07-25 09:40:56,557 WARN L169 SmtUtils]: Spent 212.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2018-07-25 09:40:57,861 WARN L169 SmtUtils]: Spent 184.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2018-07-25 09:40:59,275 WARN L169 SmtUtils]: Spent 191.00 ms on a formula simplification that was a NOOP. DAG size: 199 [2018-07-25 09:41:00,672 WARN L169 SmtUtils]: Spent 194.00 ms on a formula simplification that was a NOOP. DAG size: 203 [2018-07-25 09:41:02,130 WARN L169 SmtUtils]: Spent 197.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2018-07-25 09:41:03,608 WARN L169 SmtUtils]: Spent 210.00 ms on a formula simplification that was a NOOP. DAG size: 211 [2018-07-25 09:41:05,239 WARN L169 SmtUtils]: Spent 216.00 ms on a formula simplification that was a NOOP. DAG size: 215 [2018-07-25 09:41:06,881 WARN L169 SmtUtils]: Spent 253.00 ms on a formula simplification that was a NOOP. DAG size: 219 [2018-07-25 09:41:08,553 WARN L169 SmtUtils]: Spent 223.00 ms on a formula simplification that was a NOOP. DAG size: 223 [2018-07-25 09:41:10,441 WARN L169 SmtUtils]: Spent 240.00 ms on a formula simplification that was a NOOP. DAG size: 227 [2018-07-25 09:41:12,266 WARN L169 SmtUtils]: Spent 250.00 ms on a formula simplification that was a NOOP. DAG size: 231 [2018-07-25 09:41:14,154 WARN L169 SmtUtils]: Spent 282.00 ms on a formula simplification that was a NOOP. DAG size: 235 [2018-07-25 09:41:16,044 WARN L169 SmtUtils]: Spent 264.00 ms on a formula simplification that was a NOOP. DAG size: 239 [2018-07-25 09:41:18,027 WARN L169 SmtUtils]: Spent 258.00 ms on a formula simplification that was a NOOP. DAG size: 243 [2018-07-25 09:41:20,162 WARN L169 SmtUtils]: Spent 273.00 ms on a formula simplification that was a NOOP. DAG size: 247 [2018-07-25 09:41:22,288 WARN L169 SmtUtils]: Spent 272.00 ms on a formula simplification that was a NOOP. DAG size: 251 [2018-07-25 09:41:24,448 WARN L169 SmtUtils]: Spent 316.00 ms on a formula simplification that was a NOOP. DAG size: 255 [2018-07-25 09:41:26,735 WARN L169 SmtUtils]: Spent 285.00 ms on a formula simplification that was a NOOP. DAG size: 259 [2018-07-25 09:41:29,039 WARN L169 SmtUtils]: Spent 303.00 ms on a formula simplification that was a NOOP. DAG size: 263 [2018-07-25 09:41:31,474 WARN L169 SmtUtils]: Spent 299.00 ms on a formula simplification that was a NOOP. DAG size: 267 [2018-07-25 09:41:33,959 WARN L169 SmtUtils]: Spent 307.00 ms on a formula simplification that was a NOOP. DAG size: 271 [2018-07-25 09:41:36,581 WARN L169 SmtUtils]: Spent 326.00 ms on a formula simplification that was a NOOP. DAG size: 275 [2018-07-25 09:41:39,452 WARN L169 SmtUtils]: Spent 327.00 ms on a formula simplification that was a NOOP. DAG size: 279 [2018-07-25 09:41:42,144 WARN L169 SmtUtils]: Spent 342.00 ms on a formula simplification that was a NOOP. DAG size: 283 [2018-07-25 09:41:44,943 WARN L169 SmtUtils]: Spent 364.00 ms on a formula simplification that was a NOOP. DAG size: 287 [2018-07-25 09:41:47,777 WARN L169 SmtUtils]: Spent 348.00 ms on a formula simplification that was a NOOP. DAG size: 291 [2018-07-25 09:41:50,777 WARN L169 SmtUtils]: Spent 354.00 ms on a formula simplification that was a NOOP. DAG size: 295 [2018-07-25 09:41:53,814 WARN L169 SmtUtils]: Spent 370.00 ms on a formula simplification that was a NOOP. DAG size: 299 [2018-07-25 09:41:57,264 WARN L169 SmtUtils]: Spent 364.00 ms on a formula simplification that was a NOOP. DAG size: 303 [2018-07-25 09:42:00,474 WARN L169 SmtUtils]: Spent 421.00 ms on a formula simplification that was a NOOP. DAG size: 307 [2018-07-25 09:42:03,812 WARN L169 SmtUtils]: Spent 415.00 ms on a formula simplification that was a NOOP. DAG size: 311 [2018-07-25 09:42:07,514 WARN L169 SmtUtils]: Spent 405.00 ms on a formula simplification that was a NOOP. DAG size: 315 [2018-07-25 09:42:11,024 WARN L169 SmtUtils]: Spent 399.00 ms on a formula simplification that was a NOOP. DAG size: 319 [2018-07-25 09:42:14,613 WARN L169 SmtUtils]: Spent 413.00 ms on a formula simplification that was a NOOP. DAG size: 323 [2018-07-25 09:42:18,229 WARN L169 SmtUtils]: Spent 430.00 ms on a formula simplification that was a NOOP. DAG size: 327 [2018-07-25 09:42:22,007 WARN L169 SmtUtils]: Spent 443.00 ms on a formula simplification that was a NOOP. DAG size: 331 [2018-07-25 09:42:25,990 WARN L169 SmtUtils]: Spent 481.00 ms on a formula simplification that was a NOOP. DAG size: 335 [2018-07-25 09:42:30,026 WARN L169 SmtUtils]: Spent 442.00 ms on a formula simplification that was a NOOP. DAG size: 339 [2018-07-25 09:42:34,282 WARN L169 SmtUtils]: Spent 470.00 ms on a formula simplification that was a NOOP. DAG size: 343 [2018-07-25 09:42:38,720 WARN L169 SmtUtils]: Spent 476.00 ms on a formula simplification that was a NOOP. DAG size: 347 [2018-07-25 09:42:43,289 WARN L169 SmtUtils]: Spent 489.00 ms on a formula simplification that was a NOOP. DAG size: 351 [2018-07-25 09:42:47,939 WARN L169 SmtUtils]: Spent 493.00 ms on a formula simplification that was a NOOP. DAG size: 355 [2018-07-25 09:42:52,605 WARN L169 SmtUtils]: Spent 473.00 ms on a formula simplification that was a NOOP. DAG size: 359 [2018-07-25 09:42:57,428 WARN L169 SmtUtils]: Spent 553.00 ms on a formula simplification that was a NOOP. DAG size: 363 [2018-07-25 09:43:02,418 WARN L169 SmtUtils]: Spent 562.00 ms on a formula simplification that was a NOOP. DAG size: 367 [2018-07-25 09:43:07,451 WARN L169 SmtUtils]: Spent 591.00 ms on a formula simplification that was a NOOP. DAG size: 371 [2018-07-25 09:43:12,679 WARN L169 SmtUtils]: Spent 546.00 ms on a formula simplification that was a NOOP. DAG size: 375 [2018-07-25 09:43:18,034 WARN L169 SmtUtils]: Spent 592.00 ms on a formula simplification that was a NOOP. DAG size: 379 [2018-07-25 09:43:23,500 WARN L169 SmtUtils]: Spent 555.00 ms on a formula simplification that was a NOOP. DAG size: 383 [2018-07-25 09:43:29,216 WARN L169 SmtUtils]: Spent 555.00 ms on a formula simplification that was a NOOP. DAG size: 387 [2018-07-25 09:43:35,256 WARN L169 SmtUtils]: Spent 562.00 ms on a formula simplification that was a NOOP. DAG size: 391 [2018-07-25 09:43:41,152 WARN L169 SmtUtils]: Spent 585.00 ms on a formula simplification that was a NOOP. DAG size: 395 [2018-07-25 09:43:47,261 WARN L169 SmtUtils]: Spent 623.00 ms on a formula simplification that was a NOOP. DAG size: 399 [2018-07-25 09:43:53,600 WARN L169 SmtUtils]: Spent 600.00 ms on a formula simplification that was a NOOP. DAG size: 403 [2018-07-25 09:43:59,895 WARN L169 SmtUtils]: Spent 619.00 ms on a formula simplification that was a NOOP. DAG size: 407 [2018-07-25 09:44:06,509 WARN L169 SmtUtils]: Spent 669.00 ms on a formula simplification that was a NOOP. DAG size: 411 [2018-07-25 09:44:12,942 WARN L169 SmtUtils]: Spent 762.00 ms on a formula simplification that was a NOOP. DAG size: 415 [2018-07-25 09:44:19,550 WARN L169 SmtUtils]: Spent 672.00 ms on a formula simplification that was a NOOP. DAG size: 419 [2018-07-25 09:44:27,047 WARN L169 SmtUtils]: Spent 732.00 ms on a formula simplification that was a NOOP. DAG size: 423 [2018-07-25 09:44:34,032 WARN L169 SmtUtils]: Spent 726.00 ms on a formula simplification that was a NOOP. DAG size: 427 [2018-07-25 09:44:41,785 WARN L169 SmtUtils]: Spent 805.00 ms on a formula simplification that was a NOOP. DAG size: 431 [2018-07-25 09:44:49,128 WARN L169 SmtUtils]: Spent 713.00 ms on a formula simplification that was a NOOP. DAG size: 435 [2018-07-25 09:44:57,015 WARN L169 SmtUtils]: Spent 781.00 ms on a formula simplification that was a NOOP. DAG size: 439 Received shutdown request... [2018-07-25 09:45:04,311 WARN L177 SmtUtils]: Removed 28 from assertion stack [2018-07-25 09:45:04,314 WARN L541 AbstractCegarLoop]: Verification canceled [2018-07-25 09:45:04,321 WARN L202 ceAbstractionStarter]: Timeout [2018-07-25 09:45:04,321 INFO L202 PluginConnector]: Adding new model DivisibilityInterpolantRequired02-ForwardSuccess.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 25.07 09:45:04 BoogieIcfgContainer [2018-07-25 09:45:04,322 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-07-25 09:45:04,324 INFO L168 Benchmark]: Toolchain (without parser) took 277768.83 ms. Allocated memory was 1.5 GB in the beginning and 1.4 GB in the end (delta: -99.6 MB). Free memory was 1.5 GB in the beginning and 1.0 GB in the end (delta: 464.7 MB). Peak memory consumption was 499.0 MB. Max. memory is 7.1 GB. [2018-07-25 09:45:04,326 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. [2018-07-25 09:45:04,327 INFO L168 Benchmark]: Boogie Procedure Inliner took 46.97 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 09:45:04,327 INFO L168 Benchmark]: Boogie Preprocessor took 25.39 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 09:45:04,328 INFO L168 Benchmark]: RCFGBuilder took 240.35 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 09:45:04,329 INFO L168 Benchmark]: TraceAbstraction took 277447.38 ms. Allocated memory was 1.5 GB in the beginning and 1.4 GB in the end (delta: -99.6 MB). Free memory was 1.5 GB in the beginning and 1.0 GB in the end (delta: 443.5 MB). Peak memory consumption was 477.9 MB. Max. memory is 7.1 GB. [2018-07-25 09:45:04,334 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 Procedure Inliner took 46.97 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 25.39 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 240.35 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 277447.38 ms. Allocated memory was 1.5 GB in the beginning and 1.4 GB in the end (delta: -99.6 MB). Free memory was 1.5 GB in the beginning and 1.0 GB in the end (delta: 443.5 MB). Peak memory consumption was 477.9 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - TimeoutResultAtElement [Line: 19]: Timeout (TraceAbstraction) Unable to prove that assertion always holds (line 19). Cancelled while BasicCegarLoop was analyzing trace of length 4 with TraceHistMax 1, while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 443. - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 5 locations, 1 error locations. TIMEOUT Result, 277.3s OverallTime, 2 OverallIterations, 1 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 2 SDtfs, 1 SDslu, 0 SDs, 0 SdLazy, 4 SolverSat, 1 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 9 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=4occurred 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: 0.0s 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/DivisibilityInterpolantRequired02-ForwardSuccess.bpl_AutomizerBpl-pdr.epf_AutomizerBplInline.xml/Csv-Benchmark-0-2018-07-25_09-45-04-351.csv Written .csv to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/csv/DivisibilityInterpolantRequired02-ForwardSuccess.bpl_AutomizerBpl-pdr.epf_AutomizerBplInline.xml/Csv-TraceAbstractionBenchmarks-0-2018-07-25_09-45-04-351.csv Completed graceful shutdown