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/DivisibilityInterpolantRequired02-ForwardSuccess.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.23-e6fd87c [2018-07-25 14:20:24,655 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-07-25 14:20:24,657 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-07-25 14:20:24,674 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-07-25 14:20:24,675 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-07-25 14:20:24,677 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-07-25 14:20:24,678 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-07-25 14:20:24,680 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-07-25 14:20:24,683 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-07-25 14:20:24,684 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-07-25 14:20:24,685 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-07-25 14:20:24,685 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-07-25 14:20:24,686 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-07-25 14:20:24,687 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-07-25 14:20:24,688 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-07-25 14:20:24,689 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-07-25 14:20:24,689 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-07-25 14:20:24,691 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-07-25 14:20:24,693 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-07-25 14:20:24,695 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-07-25 14:20:24,696 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-07-25 14:20:24,697 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-07-25 14:20:24,699 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-07-25 14:20:24,700 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-07-25 14:20:24,700 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-07-25 14:20:24,701 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-07-25 14:20:24,702 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-07-25 14:20:24,703 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-07-25 14:20:24,704 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-07-25 14:20:24,705 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-07-25 14:20:24,705 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-07-25 14:20:24,706 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-07-25 14:20:24,706 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-07-25 14:20:24,706 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-07-25 14:20:24,707 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-07-25 14:20:24,708 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-07-25 14:20:24,708 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 14:20:24,720 INFO L110 SettingsManager]: Loading preferences was successful [2018-07-25 14:20:24,721 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-07-25 14:20:24,722 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-07-25 14:20:24,722 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=PDR [2018-07-25 14:20:24,723 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-07-25 14:20:24,723 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in [2018-07-25 14:20:24,723 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-07-25 14:20:24,775 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-07-25 14:20:24,794 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-07-25 14:20:24,801 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-07-25 14:20:24,803 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2018-07-25 14:20:24,803 INFO L276 PluginConnector]: Boogie PL CUP Parser initialized [2018-07-25 14:20:24,804 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/toy/tooDifficultLoopInvariant/DivisibilityInterpolantRequired02-ForwardSuccess.bpl [2018-07-25 14:20:24,804 INFO L111 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/toy/tooDifficultLoopInvariant/DivisibilityInterpolantRequired02-ForwardSuccess.bpl' [2018-07-25 14:20:24,846 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-07-25 14:20:24,848 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-07-25 14:20:24,849 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-07-25 14:20:24,849 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-07-25 14:20:24,849 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-07-25 14:20:24,869 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 02:20:24" (1/1) ... [2018-07-25 14:20:24,882 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 02:20:24" (1/1) ... [2018-07-25 14:20:24,887 WARN L165 Inliner]: Program contained no entry procedure! [2018-07-25 14:20:24,887 WARN L168 Inliner]: Missing entry procedures: [ULTIMATE.start] [2018-07-25 14:20:24,887 WARN L175 Inliner]: Fallback enabled. All procedures will be processed. [2018-07-25 14:20:24,889 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-07-25 14:20:24,890 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-07-25 14:20:24,891 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-07-25 14:20:24,891 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-07-25 14:20:24,901 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 02:20:24" (1/1) ... [2018-07-25 14:20:24,901 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 02:20:24" (1/1) ... [2018-07-25 14:20:24,902 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 02:20:24" (1/1) ... [2018-07-25 14:20:24,902 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 02:20:24" (1/1) ... [2018-07-25 14:20:24,904 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 02:20:24" (1/1) ... [2018-07-25 14:20:24,908 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 02:20:24" (1/1) ... [2018-07-25 14:20:24,908 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 02:20:24" (1/1) ... [2018-07-25 14:20:24,910 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-07-25 14:20:24,910 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-07-25 14:20:24,911 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-07-25 14:20:24,911 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-07-25 14:20:24,912 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "DivisibilityInterpolantRequired02-ForwardSuccess.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 02:20:24" (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 14:20:24,985 INFO L130 BoogieDeclarations]: Found specification of procedure proc [2018-07-25 14:20:24,986 INFO L138 BoogieDeclarations]: Found implementation of procedure proc [2018-07-25 14:20:25,224 INFO L270 CfgBuilder]: Using library mode [2018-07-25 14:20:25,225 INFO L202 PluginConnector]: Adding new model DivisibilityInterpolantRequired02-ForwardSuccess.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.07 02:20:25 BoogieIcfgContainer [2018-07-25 14:20:25,225 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-07-25 14:20:25,226 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-07-25 14:20:25,226 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-07-25 14:20:25,230 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-07-25 14:20:25,230 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "DivisibilityInterpolantRequired02-ForwardSuccess.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 02:20:24" (1/2) ... [2018-07-25 14:20:25,231 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3f7f4e97 and model type DivisibilityInterpolantRequired02-ForwardSuccess.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.07 02:20:25, skipping insertion in model container [2018-07-25 14:20:25,232 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 02:20:25" (2/2) ... [2018-07-25 14:20:25,234 INFO L112 eAbstractionObserver]: Analyzing ICFG DivisibilityInterpolantRequired02-ForwardSuccess.bpl [2018-07-25 14:20:25,245 INFO L133 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:PDR Determinization: PREDICATE_ABSTRACTION [2018-07-25 14:20:25,258 INFO L145 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-07-25 14:20:25,312 INFO L128 ementStrategyFactory]: Using default assertion order modulation [2018-07-25 14:20:25,313 INFO L374 AbstractCegarLoop]: Interprodecural is true [2018-07-25 14:20:25,313 INFO L375 AbstractCegarLoop]: Hoare is true [2018-07-25 14:20:25,314 INFO L376 AbstractCegarLoop]: Compute interpolants for PDR [2018-07-25 14:20:25,314 INFO L377 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-07-25 14:20:25,314 INFO L378 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-07-25 14:20:25,314 INFO L379 AbstractCegarLoop]: Difference is false [2018-07-25 14:20:25,314 INFO L380 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-07-25 14:20:25,315 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-07-25 14:20:25,335 INFO L276 IsEmpty]: Start isEmpty. Operand 4 states. [2018-07-25 14:20:25,346 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2018-07-25 14:20:25,347 INFO L346 BasicCegarLoop]: Found error trace [2018-07-25 14:20:25,349 INFO L354 BasicCegarLoop]: trace histogram [1, 1] [2018-07-25 14:20:25,350 INFO L415 AbstractCegarLoop]: === Iteration 1 === [procErr0ASSERT_VIOLATIONASSERT]=== [2018-07-25 14:20:25,357 INFO L82 PathProgramCache]: Analyzing trace with hash 967, 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 14:20:25,385 INFO L69 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-07-25 14:20:25,487 INFO L309 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-07-25 14:20:25,487 INFO L324 seRefinementStrategy]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2018-07-25 14:20:25,491 INFO L451 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-07-25 14:20:25,496 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-07-25 14:20:25,497 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-07-25 14:20:25,499 INFO L87 Difference]: Start difference. First operand 4 states. Second operand 3 states. [2018-07-25 14:20:25,551 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-07-25 14:20:25,551 INFO L93 Difference]: Finished difference Result 6 states and 7 transitions. [2018-07-25 14:20:25,555 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-07-25 14:20:25,559 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 2 [2018-07-25 14:20:25,560 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-07-25 14:20:25,576 INFO L225 Difference]: With dead ends: 6 [2018-07-25 14:20:25,577 INFO L226 Difference]: Without dead ends: 4 [2018-07-25 14:20:25,582 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 14:20:25,619 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4 states. [2018-07-25 14:20:25,639 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4 to 4. [2018-07-25 14:20:25,641 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2018-07-25 14:20:25,641 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 4 transitions. [2018-07-25 14:20:25,643 INFO L78 Accepts]: Start accepts. Automaton has 4 states and 4 transitions. Word has length 2 [2018-07-25 14:20:25,643 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-07-25 14:20:25,643 INFO L472 AbstractCegarLoop]: Abstraction has 4 states and 4 transitions. [2018-07-25 14:20:25,643 INFO L473 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-07-25 14:20:25,644 INFO L276 IsEmpty]: Start isEmpty. Operand 4 states and 4 transitions. [2018-07-25 14:20:25,644 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-07-25 14:20:25,644 INFO L346 BasicCegarLoop]: Found error trace [2018-07-25 14:20:25,644 INFO L354 BasicCegarLoop]: trace histogram [1, 1, 1] [2018-07-25 14:20:25,645 INFO L415 AbstractCegarLoop]: === Iteration 2 === [procErr0ASSERT_VIOLATIONASSERT]=== [2018-07-25 14:20:25,645 INFO L82 PathProgramCache]: Analyzing trace with hash 29921, 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 14:20:25,665 INFO L69 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-07-25 14:20:37,588 WARN L169 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 119 [2018-07-25 14:20:40,516 WARN L169 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 131 [2018-07-25 14:20:41,555 WARN L169 SmtUtils]: Spent 112.00 ms on a formula simplification that was a NOOP. DAG size: 135 [2018-07-25 14:20:42,376 WARN L169 SmtUtils]: Spent 122.00 ms on a formula simplification that was a NOOP. DAG size: 139 [2018-07-25 14:20:43,107 WARN L169 SmtUtils]: Spent 119.00 ms on a formula simplification that was a NOOP. DAG size: 143 [2018-07-25 14:20:43,920 WARN L169 SmtUtils]: Spent 121.00 ms on a formula simplification that was a NOOP. DAG size: 147 [2018-07-25 14:20:44,788 WARN L169 SmtUtils]: Spent 144.00 ms on a formula simplification that was a NOOP. DAG size: 151 [2018-07-25 14:20:45,651 WARN L169 SmtUtils]: Spent 127.00 ms on a formula simplification that was a NOOP. DAG size: 155 [2018-07-25 14:20:46,530 WARN L169 SmtUtils]: Spent 132.00 ms on a formula simplification that was a NOOP. DAG size: 159 [2018-07-25 14:20:47,550 WARN L169 SmtUtils]: Spent 150.00 ms on a formula simplification that was a NOOP. DAG size: 163 [2018-07-25 14:20:48,551 WARN L169 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 167 [2018-07-25 14:20:49,528 WARN L169 SmtUtils]: Spent 153.00 ms on a formula simplification that was a NOOP. DAG size: 171 [2018-07-25 14:20:50,599 WARN L169 SmtUtils]: Spent 179.00 ms on a formula simplification that was a NOOP. DAG size: 175 [2018-07-25 14:20:51,675 WARN L169 SmtUtils]: Spent 160.00 ms on a formula simplification that was a NOOP. DAG size: 179 [2018-07-25 14:20:52,874 WARN L169 SmtUtils]: Spent 159.00 ms on a formula simplification that was a NOOP. DAG size: 183 [2018-07-25 14:20:54,112 WARN L169 SmtUtils]: Spent 172.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2018-07-25 14:20:55,344 WARN L169 SmtUtils]: Spent 199.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2018-07-25 14:20:56,638 WARN L169 SmtUtils]: Spent 183.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2018-07-25 14:20:57,998 WARN L169 SmtUtils]: Spent 183.00 ms on a formula simplification that was a NOOP. DAG size: 199 [2018-07-25 14:20:59,344 WARN L169 SmtUtils]: Spent 188.00 ms on a formula simplification that was a NOOP. DAG size: 203 [2018-07-25 14:21:00,785 WARN L169 SmtUtils]: Spent 191.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2018-07-25 14:21:02,253 WARN L169 SmtUtils]: Spent 203.00 ms on a formula simplification that was a NOOP. DAG size: 211 [2018-07-25 14:21:03,921 WARN L169 SmtUtils]: Spent 207.00 ms on a formula simplification that was a NOOP. DAG size: 215 [2018-07-25 14:21:05,501 WARN L169 SmtUtils]: Spent 244.00 ms on a formula simplification that was a NOOP. DAG size: 219 [2018-07-25 14:21:07,147 WARN L169 SmtUtils]: Spent 226.00 ms on a formula simplification that was a NOOP. DAG size: 223 [2018-07-25 14:21:09,060 WARN L169 SmtUtils]: Spent 233.00 ms on a formula simplification that was a NOOP. DAG size: 227 [2018-07-25 14:21:10,794 WARN L169 SmtUtils]: Spent 231.00 ms on a formula simplification that was a NOOP. DAG size: 231 [2018-07-25 14:21:12,621 WARN L169 SmtUtils]: Spent 234.00 ms on a formula simplification that was a NOOP. DAG size: 235 [2018-07-25 14:21:14,463 WARN L169 SmtUtils]: Spent 251.00 ms on a formula simplification that was a NOOP. DAG size: 239 [2018-07-25 14:21:16,362 WARN L169 SmtUtils]: Spent 253.00 ms on a formula simplification that was a NOOP. DAG size: 243 [2018-07-25 14:21:18,363 WARN L169 SmtUtils]: Spent 261.00 ms on a formula simplification that was a NOOP. DAG size: 247 [2018-07-25 14:21:20,386 WARN L169 SmtUtils]: Spent 257.00 ms on a formula simplification that was a NOOP. DAG size: 251 [2018-07-25 14:21:22,437 WARN L169 SmtUtils]: Spent 272.00 ms on a formula simplification that was a NOOP. DAG size: 255 [2018-07-25 14:21:24,744 WARN L169 SmtUtils]: Spent 275.00 ms on a formula simplification that was a NOOP. DAG size: 259 [2018-07-25 14:21:26,975 WARN L169 SmtUtils]: Spent 283.00 ms on a formula simplification that was a NOOP. DAG size: 263 [2018-07-25 14:21:29,549 WARN L169 SmtUtils]: Spent 292.00 ms on a formula simplification that was a NOOP. DAG size: 267 [2018-07-25 14:21:31,895 WARN L169 SmtUtils]: Spent 307.00 ms on a formula simplification that was a NOOP. DAG size: 271 [2018-07-25 14:21:34,576 WARN L169 SmtUtils]: Spent 331.00 ms on a formula simplification that was a NOOP. DAG size: 275 [2018-07-25 14:21:37,233 WARN L169 SmtUtils]: Spent 309.00 ms on a formula simplification that was a NOOP. DAG size: 279 [2018-07-25 14:21:40,042 WARN L169 SmtUtils]: Spent 347.00 ms on a formula simplification that was a NOOP. DAG size: 283 [2018-07-25 14:21:42,726 WARN L169 SmtUtils]: Spent 324.00 ms on a formula simplification that was a NOOP. DAG size: 287 [2018-07-25 14:21:45,555 WARN L169 SmtUtils]: Spent 332.00 ms on a formula simplification that was a NOOP. DAG size: 291 [2018-07-25 14:21:48,388 WARN L169 SmtUtils]: Spent 340.00 ms on a formula simplification that was a NOOP. DAG size: 295 [2018-07-25 14:21:51,303 WARN L169 SmtUtils]: Spent 351.00 ms on a formula simplification that was a NOOP. DAG size: 299 [2018-07-25 14:21:54,352 WARN L169 SmtUtils]: Spent 374.00 ms on a formula simplification that was a NOOP. DAG size: 303 [2018-07-25 14:21:57,467 WARN L169 SmtUtils]: Spent 380.00 ms on a formula simplification that was a NOOP. DAG size: 307 [2018-07-25 14:22:00,860 WARN L169 SmtUtils]: Spent 420.00 ms on a formula simplification that was a NOOP. DAG size: 311 [2018-07-25 14:22:04,131 WARN L169 SmtUtils]: Spent 410.00 ms on a formula simplification that was a NOOP. DAG size: 315 [2018-07-25 14:22:07,404 WARN L169 SmtUtils]: Spent 391.00 ms on a formula simplification that was a NOOP. DAG size: 319 [2018-07-25 14:22:11,040 WARN L169 SmtUtils]: Spent 398.00 ms on a formula simplification that was a NOOP. DAG size: 323 [2018-07-25 14:22:14,750 WARN L169 SmtUtils]: Spent 446.00 ms on a formula simplification that was a NOOP. DAG size: 327 [2018-07-25 14:22:18,421 WARN L169 SmtUtils]: Spent 414.00 ms on a formula simplification that was a NOOP. DAG size: 331 [2018-07-25 14:22:22,171 WARN L169 SmtUtils]: Spent 420.00 ms on a formula simplification that was a NOOP. DAG size: 335 [2018-07-25 14:22:26,015 WARN L169 SmtUtils]: Spent 434.00 ms on a formula simplification that was a NOOP. DAG size: 339 [2018-07-25 14:22:29,923 WARN L169 SmtUtils]: Spent 488.00 ms on a formula simplification that was a NOOP. DAG size: 343 [2018-07-25 14:22:33,886 WARN L169 SmtUtils]: Spent 468.00 ms on a formula simplification that was a NOOP. DAG size: 347 [2018-07-25 14:22:37,941 WARN L169 SmtUtils]: Spent 472.00 ms on a formula simplification that was a NOOP. DAG size: 351 [2018-07-25 14:22:42,265 WARN L169 SmtUtils]: Spent 463.00 ms on a formula simplification that was a NOOP. DAG size: 355 [2018-07-25 14:22:46,556 WARN L169 SmtUtils]: Spent 477.00 ms on a formula simplification that was a NOOP. DAG size: 359 [2018-07-25 14:22:51,030 WARN L169 SmtUtils]: Spent 479.00 ms on a formula simplification that was a NOOP. DAG size: 363 [2018-07-25 14:22:55,693 WARN L169 SmtUtils]: Spent 542.00 ms on a formula simplification that was a NOOP. DAG size: 367 [2018-07-25 14:23:00,351 WARN L169 SmtUtils]: Spent 529.00 ms on a formula simplification that was a NOOP. DAG size: 371 [2018-07-25 14:23:05,083 WARN L169 SmtUtils]: Spent 527.00 ms on a formula simplification that was a NOOP. DAG size: 375 [2018-07-25 14:23:09,959 WARN L169 SmtUtils]: Spent 526.00 ms on a formula simplification that was a NOOP. DAG size: 379 [2018-07-25 14:23:14,926 WARN L169 SmtUtils]: Spent 544.00 ms on a formula simplification that was a NOOP. DAG size: 383 [2018-07-25 14:23:19,980 WARN L169 SmtUtils]: Spent 537.00 ms on a formula simplification that was a NOOP. DAG size: 387 [2018-07-25 14:23:25,201 WARN L169 SmtUtils]: Spent 552.00 ms on a formula simplification that was a NOOP. DAG size: 391 [2018-07-25 14:23:30,615 WARN L169 SmtUtils]: Spent 573.00 ms on a formula simplification that was a NOOP. DAG size: 395 [2018-07-25 14:23:36,171 WARN L169 SmtUtils]: Spent 634.00 ms on a formula simplification that was a NOOP. DAG size: 399 [2018-07-25 14:23:41,761 WARN L169 SmtUtils]: Spent 624.00 ms on a formula simplification that was a NOOP. DAG size: 403 [2018-07-25 14:23:47,456 WARN L169 SmtUtils]: Spent 620.00 ms on a formula simplification that was a NOOP. DAG size: 407 [2018-07-25 14:23:53,396 WARN L169 SmtUtils]: Spent 595.00 ms on a formula simplification that was a NOOP. DAG size: 411 [2018-07-25 14:23:59,574 WARN L169 SmtUtils]: Spent 600.00 ms on a formula simplification that was a NOOP. DAG size: 415 [2018-07-25 14:24:05,635 WARN L169 SmtUtils]: Spent 614.00 ms on a formula simplification that was a NOOP. DAG size: 419 [2018-07-25 14:24:11,862 WARN L169 SmtUtils]: Spent 624.00 ms on a formula simplification that was a NOOP. DAG size: 423 [2018-07-25 14:24:18,239 WARN L169 SmtUtils]: Spent 658.00 ms on a formula simplification that was a NOOP. DAG size: 427 [2018-07-25 14:24:24,753 WARN L169 SmtUtils]: Spent 665.00 ms on a formula simplification that was a NOOP. DAG size: 431 [2018-07-25 14:24:31,320 WARN L169 SmtUtils]: Spent 636.00 ms on a formula simplification that was a NOOP. DAG size: 435 [2018-07-25 14:24:38,248 WARN L169 SmtUtils]: Spent 701.00 ms on a formula simplification that was a NOOP. DAG size: 439 [2018-07-25 14:24:45,244 WARN L169 SmtUtils]: Spent 674.00 ms on a formula simplification that was a NOOP. DAG size: 443 [2018-07-25 14:24:52,369 WARN L169 SmtUtils]: Spent 692.00 ms on a formula simplification that was a NOOP. DAG size: 447 [2018-07-25 14:24:59,655 WARN L169 SmtUtils]: Spent 731.00 ms on a formula simplification that was a NOOP. DAG size: 451 Received shutdown request... [2018-07-25 14:25:03,411 WARN L513 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in [2018-07-25 14:25:03,412 WARN L541 AbstractCegarLoop]: Verification canceled [2018-07-25 14:25:03,418 WARN L202 ceAbstractionStarter]: Timeout [2018-07-25 14:25:03,418 INFO L202 PluginConnector]: Adding new model DivisibilityInterpolantRequired02-ForwardSuccess.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 25.07 02:25:03 BoogieIcfgContainer [2018-07-25 14:25:03,419 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-07-25 14:25:03,419 INFO L168 Benchmark]: Toolchain (without parser) took 278572.48 ms. Allocated memory was 1.5 GB in the beginning and 1.2 GB in the end (delta: -305.1 MB). Free memory was 1.5 GB in the beginning and 1.1 GB in the end (delta: 337.3 MB). Peak memory consumption was 32.2 MB. Max. memory is 7.1 GB. [2018-07-25 14:25:03,420 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.17 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 14:25:03,421 INFO L168 Benchmark]: Boogie Procedure Inliner took 41.29 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 14:25:03,422 INFO L168 Benchmark]: Boogie Preprocessor took 19.71 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 14:25:03,422 INFO L168 Benchmark]: RCFGBuilder took 314.66 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 14:25:03,423 INFO L168 Benchmark]: TraceAbstraction took 278192.54 ms. Allocated memory was 1.5 GB in the beginning and 1.2 GB in the end (delta: -305.1 MB). Free memory was 1.5 GB in the beginning and 1.1 GB in the end (delta: 316.2 MB). Peak memory consumption was 11.1 MB. Max. memory is 7.1 GB. [2018-07-25 14:25:03,426 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 0.17 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 41.29 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 19.71 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 314.66 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 278192.54 ms. Allocated memory was 1.5 GB in the beginning and 1.2 GB in the end (delta: -305.1 MB). Free memory was 1.5 GB in the beginning and 1.1 GB in the end (delta: 316.2 MB). Peak memory consumption was 11.1 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 Pdr was Timeout or canceled while running Pdr. - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 5 locations, 1 error locations. TIMEOUT Result, 278.1s 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-z3.epf_AutomizerBplInline.xml/Csv-Benchmark-0-2018-07-25_14-25-03-440.csv Written .csv to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/csv/DivisibilityInterpolantRequired02-ForwardSuccess.bpl_AutomizerBpl-pdr-z3.epf_AutomizerBplInline.xml/Csv-TraceAbstractionBenchmarks-0-2018-07-25_14-25-03-440.csv Completed graceful shutdown