java -Xmx8000000000 -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc ../../../trunk/examples/toolchains/AutomizerBplInline.xml --generate-csv --csv-dir csv -s ../../../trunk/examples/settings/Pdr/AutomizerBpl-pdr-z3.epf -i ../../../trunk/examples/programs/20170319-ConjunctivePathPrograms/overflow1.i_3.bplTransformedIcfg_BEv2_4.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.23-ff8eab6 [2018-09-26 08:40:40,140 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-09-26 08:40:40,143 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-09-26 08:40:40,155 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-09-26 08:40:40,156 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-09-26 08:40:40,157 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-09-26 08:40:40,158 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-09-26 08:40:40,160 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-09-26 08:40:40,162 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-09-26 08:40:40,163 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-09-26 08:40:40,164 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-09-26 08:40:40,164 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-09-26 08:40:40,165 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-09-26 08:40:40,166 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-09-26 08:40:40,168 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-09-26 08:40:40,168 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-09-26 08:40:40,169 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-09-26 08:40:40,171 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-09-26 08:40:40,173 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-09-26 08:40:40,175 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-09-26 08:40:40,176 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-09-26 08:40:40,178 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-09-26 08:40:40,180 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-09-26 08:40:40,180 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-09-26 08:40:40,181 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-09-26 08:40:40,181 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-09-26 08:40:40,182 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-09-26 08:40:40,183 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-09-26 08:40:40,184 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-09-26 08:40:40,185 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-09-26 08:40:40,186 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-09-26 08:40:40,186 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-09-26 08:40:40,187 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-09-26 08:40:40,187 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-09-26 08:40:40,188 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-09-26 08:40:40,189 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-09-26 08:40:40,189 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/Pdr/AutomizerBpl-pdr-z3.epf [2018-09-26 08:40:40,199 INFO L110 SettingsManager]: Loading preferences was successful [2018-09-26 08:40:40,200 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-09-26 08:40:40,202 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-09-26 08:40:40,203 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=PDR [2018-09-26 08:40:40,203 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-09-26 08:40:40,203 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in [2018-09-26 08:40:40,203 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-09-26 08:40:40,278 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-09-26 08:40:40,296 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-09-26 08:40:40,304 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-09-26 08:40:40,306 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2018-09-26 08:40:40,306 INFO L276 PluginConnector]: Boogie PL CUP Parser initialized [2018-09-26 08:40:40,307 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170319-ConjunctivePathPrograms/overflow1.i_3.bplTransformedIcfg_BEv2_4.bpl [2018-09-26 08:40:40,307 INFO L111 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170319-ConjunctivePathPrograms/overflow1.i_3.bplTransformedIcfg_BEv2_4.bpl' [2018-09-26 08:40:40,366 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-09-26 08:40:40,372 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-09-26 08:40:40,373 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-09-26 08:40:40,374 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-09-26 08:40:40,374 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-09-26 08:40:40,397 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "overflow1.i_3.bplTransformedIcfg_BEv2_4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 08:40:40" (1/1) ... [2018-09-26 08:40:40,410 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "overflow1.i_3.bplTransformedIcfg_BEv2_4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 08:40:40" (1/1) ... [2018-09-26 08:40:40,418 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-09-26 08:40:40,419 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-09-26 08:40:40,420 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-09-26 08:40:40,420 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-09-26 08:40:40,433 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "overflow1.i_3.bplTransformedIcfg_BEv2_4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 08:40:40" (1/1) ... [2018-09-26 08:40:40,434 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "overflow1.i_3.bplTransformedIcfg_BEv2_4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 08:40:40" (1/1) ... [2018-09-26 08:40:40,434 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "overflow1.i_3.bplTransformedIcfg_BEv2_4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 08:40:40" (1/1) ... [2018-09-26 08:40:40,435 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "overflow1.i_3.bplTransformedIcfg_BEv2_4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 08:40:40" (1/1) ... [2018-09-26 08:40:40,438 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "overflow1.i_3.bplTransformedIcfg_BEv2_4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 08:40:40" (1/1) ... [2018-09-26 08:40:40,441 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "overflow1.i_3.bplTransformedIcfg_BEv2_4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 08:40:40" (1/1) ... [2018-09-26 08:40:40,442 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "overflow1.i_3.bplTransformedIcfg_BEv2_4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 08:40:40" (1/1) ... [2018-09-26 08:40:40,444 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-09-26 08:40:40,444 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-09-26 08:40:40,446 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-09-26 08:40:40,446 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-09-26 08:40:40,448 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "overflow1.i_3.bplTransformedIcfg_BEv2_4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 08:40:40" (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 [2018-09-26 08:40:40,527 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2018-09-26 08:40:40,528 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-09-26 08:40:40,528 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-09-26 08:40:40,654 INFO L346 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-09-26 08:40:40,655 INFO L202 PluginConnector]: Adding new model overflow1.i_3.bplTransformedIcfg_BEv2_4.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.09 08:40:40 BoogieIcfgContainer [2018-09-26 08:40:40,655 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-09-26 08:40:40,657 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-09-26 08:40:40,657 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-09-26 08:40:40,660 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-09-26 08:40:40,661 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "overflow1.i_3.bplTransformedIcfg_BEv2_4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 08:40:40" (1/2) ... [2018-09-26 08:40:40,662 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2a2dca15 and model type overflow1.i_3.bplTransformedIcfg_BEv2_4.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.09 08:40:40, skipping insertion in model container [2018-09-26 08:40:40,662 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "overflow1.i_3.bplTransformedIcfg_BEv2_4.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.09 08:40:40" (2/2) ... [2018-09-26 08:40:40,664 INFO L112 eAbstractionObserver]: Analyzing ICFG overflow1.i_3.bplTransformedIcfg_BEv2_4.bpl [2018-09-26 08:40:40,674 INFO L137 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:PDR Determinization: PREDICATE_ABSTRACTION [2018-09-26 08:40:40,683 INFO L149 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-09-26 08:40:40,738 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-09-26 08:40:40,739 INFO L381 AbstractCegarLoop]: Interprodecural is true [2018-09-26 08:40:40,739 INFO L382 AbstractCegarLoop]: Hoare is true [2018-09-26 08:40:40,739 INFO L383 AbstractCegarLoop]: Compute interpolants for PDR [2018-09-26 08:40:40,739 INFO L384 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-09-26 08:40:40,740 INFO L385 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-09-26 08:40:40,740 INFO L386 AbstractCegarLoop]: Difference is false [2018-09-26 08:40:40,740 INFO L387 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-09-26 08:40:40,740 INFO L392 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-09-26 08:40:40,758 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states. [2018-09-26 08:40:40,770 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-09-26 08:40:40,770 INFO L367 BasicCegarLoop]: Found error trace [2018-09-26 08:40:40,771 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1] [2018-09-26 08:40:40,773 INFO L423 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2018-09-26 08:40:40,784 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-09-26 08:40:40,785 INFO L82 PathProgramCache]: Analyzing trace with hash 30017, 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 [2018-09-26 08:40:40,811 INFO L69 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-09-26 08:40:41,134 WARN L178 SmtUtils]: Spent 260.00 ms on a formula simplification. DAG size of input: 20 DAG size of output: 10 [2018-09-26 08:40:41,277 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-26 08:40:41,277 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-09-26 08:40:41,282 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-09-26 08:40:41,289 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-09-26 08:40:41,290 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-09-26 08:40:41,292 INFO L87 Difference]: Start difference. First operand 5 states. Second operand 3 states. [2018-09-26 08:40:41,335 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-26 08:40:41,335 INFO L93 Difference]: Finished difference Result 8 states and 9 transitions. [2018-09-26 08:40:41,336 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-09-26 08:40:41,337 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 3 [2018-09-26 08:40:41,337 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-26 08:40:41,348 INFO L225 Difference]: With dead ends: 8 [2018-09-26 08:40:41,349 INFO L226 Difference]: Without dead ends: 5 [2018-09-26 08:40:41,352 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-09-26 08:40:41,371 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5 states. [2018-09-26 08:40:41,385 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5 to 5. [2018-09-26 08:40:41,386 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2018-09-26 08:40:41,387 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 5 transitions. [2018-09-26 08:40:41,389 INFO L78 Accepts]: Start accepts. Automaton has 5 states and 5 transitions. Word has length 3 [2018-09-26 08:40:41,389 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-26 08:40:41,389 INFO L480 AbstractCegarLoop]: Abstraction has 5 states and 5 transitions. [2018-09-26 08:40:41,390 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-09-26 08:40:41,390 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 5 transitions. [2018-09-26 08:40:41,390 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 08:40:41,390 INFO L367 BasicCegarLoop]: Found error trace [2018-09-26 08:40:41,391 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1] [2018-09-26 08:40:41,391 INFO L423 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2018-09-26 08:40:41,391 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-09-26 08:40:41,392 INFO L82 PathProgramCache]: Analyzing trace with hash 928552, 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 [2018-09-26 08:40:41,405 INFO L69 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-09-26 08:40:41,863 WARN L178 SmtUtils]: Spent 127.00 ms on a formula simplification that was a NOOP. DAG size: 17 [2018-09-26 08:40:42,283 WARN L178 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 14 DAG size of output: 10 [2018-09-26 08:40:43,983 WARN L178 SmtUtils]: Spent 119.00 ms on a formula simplification that was a NOOP. DAG size: 47 [2018-09-26 08:40:44,624 WARN L178 SmtUtils]: Spent 113.00 ms on a formula simplification that was a NOOP. DAG size: 57 [2018-09-26 08:40:45,473 WARN L178 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 67 [2018-09-26 08:40:45,855 WARN L178 SmtUtils]: Spent 109.00 ms on a formula simplification that was a NOOP. DAG size: 72 [2018-09-26 08:40:46,568 WARN L178 SmtUtils]: Spent 336.00 ms on a formula simplification that was a NOOP. DAG size: 77 [2018-09-26 08:40:47,049 WARN L178 SmtUtils]: Spent 130.00 ms on a formula simplification that was a NOOP. DAG size: 82 [2018-09-26 08:40:47,542 WARN L178 SmtUtils]: Spent 146.00 ms on a formula simplification that was a NOOP. DAG size: 87 [2018-09-26 08:40:48,035 WARN L178 SmtUtils]: Spent 134.00 ms on a formula simplification that was a NOOP. DAG size: 92 [2018-09-26 08:40:48,557 WARN L178 SmtUtils]: Spent 165.00 ms on a formula simplification that was a NOOP. DAG size: 97 [2018-09-26 08:40:49,147 WARN L178 SmtUtils]: Spent 149.00 ms on a formula simplification that was a NOOP. DAG size: 102 [2018-09-26 08:40:49,964 WARN L178 SmtUtils]: Spent 209.00 ms on a formula simplification that was a NOOP. DAG size: 107 [2018-09-26 08:40:50,585 WARN L178 SmtUtils]: Spent 162.00 ms on a formula simplification that was a NOOP. DAG size: 112 [2018-09-26 08:40:51,211 WARN L178 SmtUtils]: Spent 179.00 ms on a formula simplification that was a NOOP. DAG size: 117 [2018-09-26 08:40:51,889 WARN L178 SmtUtils]: Spent 185.00 ms on a formula simplification that was a NOOP. DAG size: 122 [2018-09-26 08:40:52,780 WARN L178 SmtUtils]: Spent 220.00 ms on a formula simplification that was a NOOP. DAG size: 127 [2018-09-26 08:40:53,546 WARN L178 SmtUtils]: Spent 206.00 ms on a formula simplification that was a NOOP. DAG size: 132 [2018-09-26 08:40:54,396 WARN L178 SmtUtils]: Spent 220.00 ms on a formula simplification that was a NOOP. DAG size: 137 [2018-09-26 08:40:55,326 WARN L178 SmtUtils]: Spent 254.00 ms on a formula simplification that was a NOOP. DAG size: 142 [2018-09-26 08:40:56,348 WARN L178 SmtUtils]: Spent 235.00 ms on a formula simplification that was a NOOP. DAG size: 147 [2018-09-26 08:40:57,343 WARN L178 SmtUtils]: Spent 254.00 ms on a formula simplification that was a NOOP. DAG size: 152 [2018-09-26 08:40:58,406 WARN L178 SmtUtils]: Spent 263.00 ms on a formula simplification that was a NOOP. DAG size: 157 [2018-09-26 08:41:00,202 WARN L178 SmtUtils]: Spent 383.00 ms on a formula simplification that was a NOOP. DAG size: 162 [2018-09-26 08:41:01,106 WARN L178 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 14 DAG size of output: 10 [2018-09-26 08:41:02,493 WARN L178 SmtUtils]: Spent 831.00 ms on a formula simplification that was a NOOP. DAG size: 167 [2018-09-26 08:41:04,449 WARN L178 SmtUtils]: Spent 446.00 ms on a formula simplification that was a NOOP. DAG size: 172 [2018-09-26 08:41:05,846 WARN L178 SmtUtils]: Spent 305.00 ms on a formula simplification that was a NOOP. DAG size: 177 [2018-09-26 08:41:07,202 WARN L178 SmtUtils]: Spent 356.00 ms on a formula simplification that was a NOOP. DAG size: 182 [2018-09-26 08:41:08,588 WARN L178 SmtUtils]: Spent 327.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2018-09-26 08:41:10,064 WARN L178 SmtUtils]: Spent 357.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2018-09-26 08:41:11,689 WARN L178 SmtUtils]: Spent 354.00 ms on a formula simplification that was a NOOP. DAG size: 197 [2018-09-26 08:41:13,299 WARN L178 SmtUtils]: Spent 368.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2018-09-26 08:41:14,972 WARN L178 SmtUtils]: Spent 371.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2018-09-26 08:41:16,901 WARN L178 SmtUtils]: Spent 402.00 ms on a formula simplification that was a NOOP. DAG size: 212 [2018-09-26 08:41:18,727 WARN L178 SmtUtils]: Spent 405.00 ms on a formula simplification that was a NOOP. DAG size: 217 [2018-09-26 08:41:20,721 WARN L178 SmtUtils]: Spent 496.00 ms on a formula simplification that was a NOOP. DAG size: 222 [2018-09-26 08:41:22,679 WARN L178 SmtUtils]: Spent 410.00 ms on a formula simplification that was a NOOP. DAG size: 227 [2018-09-26 08:41:24,755 WARN L178 SmtUtils]: Spent 431.00 ms on a formula simplification that was a NOOP. DAG size: 232 [2018-09-26 08:41:27,643 WARN L178 SmtUtils]: Spent 463.00 ms on a formula simplification that was a NOOP. DAG size: 237 [2018-09-26 08:41:29,836 WARN L178 SmtUtils]: Spent 446.00 ms on a formula simplification that was a NOOP. DAG size: 242 [2018-09-26 08:41:32,370 WARN L178 SmtUtils]: Spent 479.00 ms on a formula simplification that was a NOOP. DAG size: 247 [2018-09-26 08:41:34,753 WARN L178 SmtUtils]: Spent 470.00 ms on a formula simplification that was a NOOP. DAG size: 252 [2018-09-26 08:41:37,452 WARN L178 SmtUtils]: Spent 490.00 ms on a formula simplification that was a NOOP. DAG size: 257 [2018-09-26 08:41:40,002 WARN L178 SmtUtils]: Spent 496.00 ms on a formula simplification that was a NOOP. DAG size: 262 [2018-09-26 08:41:42,793 WARN L178 SmtUtils]: Spent 516.00 ms on a formula simplification that was a NOOP. DAG size: 267 [2018-09-26 08:41:45,611 WARN L178 SmtUtils]: Spent 563.00 ms on a formula simplification that was a NOOP. DAG size: 272 [2018-09-26 08:41:48,477 WARN L178 SmtUtils]: Spent 553.00 ms on a formula simplification that was a NOOP. DAG size: 277 [2018-09-26 08:41:51,560 WARN L178 SmtUtils]: Spent 634.00 ms on a formula simplification that was a NOOP. DAG size: 282 [2018-09-26 08:41:54,577 WARN L178 SmtUtils]: Spent 552.00 ms on a formula simplification that was a NOOP. DAG size: 287 [2018-09-26 08:41:57,732 WARN L178 SmtUtils]: Spent 589.00 ms on a formula simplification that was a NOOP. DAG size: 292 [2018-09-26 08:42:00,976 WARN L178 SmtUtils]: Spent 616.00 ms on a formula simplification that was a NOOP. DAG size: 297 [2018-09-26 08:42:04,384 WARN L178 SmtUtils]: Spent 632.00 ms on a formula simplification that was a NOOP. DAG size: 302 [2018-09-26 08:42:08,002 WARN L178 SmtUtils]: Spent 651.00 ms on a formula simplification that was a NOOP. DAG size: 307 [2018-09-26 08:42:11,667 WARN L178 SmtUtils]: Spent 677.00 ms on a formula simplification that was a NOOP. DAG size: 312 [2018-09-26 08:42:15,400 WARN L178 SmtUtils]: Spent 682.00 ms on a formula simplification that was a NOOP. DAG size: 317 [2018-09-26 08:42:19,445 WARN L178 SmtUtils]: Spent 685.00 ms on a formula simplification that was a NOOP. DAG size: 322 [2018-09-26 08:42:23,385 WARN L178 SmtUtils]: Spent 696.00 ms on a formula simplification that was a NOOP. DAG size: 327 [2018-09-26 08:42:27,552 WARN L178 SmtUtils]: Spent 800.00 ms on a formula simplification that was a NOOP. DAG size: 332 [2018-09-26 08:42:31,796 WARN L178 SmtUtils]: Spent 731.00 ms on a formula simplification that was a NOOP. DAG size: 337 [2018-09-26 08:42:36,157 WARN L178 SmtUtils]: Spent 754.00 ms on a formula simplification that was a NOOP. DAG size: 342 [2018-09-26 08:42:40,711 WARN L178 SmtUtils]: Spent 771.00 ms on a formula simplification that was a NOOP. DAG size: 347 [2018-09-26 08:42:45,420 WARN L178 SmtUtils]: Spent 785.00 ms on a formula simplification that was a NOOP. DAG size: 352 [2018-09-26 08:42:50,314 WARN L178 SmtUtils]: Spent 793.00 ms on a formula simplification that was a NOOP. DAG size: 357 [2018-09-26 08:42:55,482 WARN L178 SmtUtils]: Spent 802.00 ms on a formula simplification that was a NOOP. DAG size: 362 [2018-09-26 08:43:00,820 WARN L178 SmtUtils]: Spent 797.00 ms on a formula simplification that was a NOOP. DAG size: 367 [2018-09-26 08:43:06,194 WARN L178 SmtUtils]: Spent 827.00 ms on a formula simplification that was a NOOP. DAG size: 372 [2018-09-26 08:43:11,632 WARN L178 SmtUtils]: Spent 864.00 ms on a formula simplification that was a NOOP. DAG size: 377 [2018-09-26 08:43:17,206 WARN L178 SmtUtils]: Spent 890.00 ms on a formula simplification that was a NOOP. DAG size: 382 [2018-09-26 08:43:22,983 WARN L178 SmtUtils]: Spent 901.00 ms on a formula simplification that was a NOOP. DAG size: 387 [2018-09-26 08:43:28,986 WARN L178 SmtUtils]: Spent 967.00 ms on a formula simplification that was a NOOP. DAG size: 392 [2018-09-26 08:43:35,166 WARN L178 SmtUtils]: Spent 893.00 ms on a formula simplification that was a NOOP. DAG size: 397 [2018-09-26 08:43:41,486 WARN L178 SmtUtils]: Spent 948.00 ms on a formula simplification that was a NOOP. DAG size: 402 [2018-09-26 08:43:47,873 WARN L178 SmtUtils]: Spent 995.00 ms on a formula simplification that was a NOOP. DAG size: 407 [2018-09-26 08:43:54,386 WARN L178 SmtUtils]: Spent 1.04 s on a formula simplification that was a NOOP. DAG size: 412 [2018-09-26 08:44:01,197 WARN L178 SmtUtils]: Spent 1.02 s on a formula simplification that was a NOOP. DAG size: 417 [2018-09-26 08:44:08,373 WARN L178 SmtUtils]: Spent 975.00 ms on a formula simplification that was a NOOP. DAG size: 422 [2018-09-26 08:44:15,656 WARN L178 SmtUtils]: Spent 1.07 s on a formula simplification that was a NOOP. DAG size: 427 [2018-09-26 08:44:23,288 WARN L178 SmtUtils]: Spent 1.08 s on a formula simplification that was a NOOP. DAG size: 432 [2018-09-26 08:44:30,772 WARN L178 SmtUtils]: Spent 1.16 s on a formula simplification that was a NOOP. DAG size: 437 [2018-09-26 08:44:38,431 WARN L178 SmtUtils]: Spent 1.07 s on a formula simplification that was a NOOP. DAG size: 442 [2018-09-26 08:44:46,590 WARN L178 SmtUtils]: Spent 1.16 s on a formula simplification that was a NOOP. DAG size: 447 [2018-09-26 08:44:54,780 WARN L178 SmtUtils]: Spent 1.15 s on a formula simplification that was a NOOP. DAG size: 452 [2018-09-26 08:45:03,333 WARN L178 SmtUtils]: Spent 1.19 s on a formula simplification that was a NOOP. DAG size: 457 [2018-09-26 08:45:12,069 WARN L178 SmtUtils]: Spent 1.21 s on a formula simplification that was a NOOP. DAG size: 462 Received shutdown request... [2018-09-26 08:45:18,561 WARN L521 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in [2018-09-26 08:45:18,562 WARN L549 AbstractCegarLoop]: Verification canceled [2018-09-26 08:45:18,568 WARN L206 ceAbstractionStarter]: Timeout [2018-09-26 08:45:18,568 INFO L202 PluginConnector]: Adding new model overflow1.i_3.bplTransformedIcfg_BEv2_4.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 26.09 08:45:18 BoogieIcfgContainer [2018-09-26 08:45:18,568 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-09-26 08:45:18,569 INFO L168 Benchmark]: Toolchain (without parser) took 278202.02 ms. Allocated memory was 1.5 GB in the beginning and 1.4 GB in the end (delta: -136.3 MB). Free memory was 1.5 GB in the beginning and 1.1 GB in the end (delta: 411.7 MB). Peak memory consumption was 275.3 MB. Max. memory is 7.1 GB. [2018-09-26 08:45:18,571 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.20 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-09-26 08:45:18,571 INFO L168 Benchmark]: Boogie Procedure Inliner took 46.02 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. [2018-09-26 08:45:18,572 INFO L168 Benchmark]: Boogie Preprocessor took 24.51 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. [2018-09-26 08:45:18,573 INFO L168 Benchmark]: RCFGBuilder took 211.22 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. [2018-09-26 08:45:18,574 INFO L168 Benchmark]: TraceAbstraction took 277911.70 ms. Allocated memory was 1.5 GB in the beginning and 1.4 GB in the end (delta: -136.3 MB). Free memory was 1.5 GB in the beginning and 1.1 GB in the end (delta: 390.5 MB). Peak memory consumption was 254.2 MB. Max. memory is 7.1 GB. [2018-09-26 08:45:18,577 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 0.20 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 46.02 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 24.51 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 211.22 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 277911.70 ms. Allocated memory was 1.5 GB in the beginning and 1.4 GB in the end (delta: -136.3 MB). Free memory was 1.5 GB in the beginning and 1.1 GB in the end (delta: 390.5 MB). Peak memory consumption was 254.2 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - TimeoutResultAtElement [Line: 31]: Timeout (TraceAbstraction) Unable to prove that assertion always holds (line 31). Cancelled while BasicCegarLoop was analyzing trace of length 5 with TraceHistMax 1, while PredicateComparison was comparing new predicate (quantifier-free) to 276 known predicates. - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 6 locations, 1 error locations. TIMEOUT Result, 277.8s OverallTime, 2 OverallIterations, 1 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 3 SDtfs, 0 SDslu, 1 SDs, 0 SdLazy, 3 SolverSat, 0 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 22 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s 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: 0.4s 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/overflow1.i_3.bplTransformedIcfg_BEv2_4.bpl_AutomizerBpl-pdr-z3.epf_AutomizerBplInline.xml/Csv-Benchmark-0-2018-09-26_08-45-18-591.csv Written .csv to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/csv/overflow1.i_3.bplTransformedIcfg_BEv2_4.bpl_AutomizerBpl-pdr-z3.epf_AutomizerBplInline.xml/Csv-TraceAbstractionBenchmarks-0-2018-09-26_08-45-18-591.csv Completed graceful shutdown