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/20170319-ConjunctivePathPrograms/overflow1.i_3.bplTransformedIcfg_BEv2_4.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.23-e6fd87c [2018-07-25 13:49:27,003 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-07-25 13:49:27,005 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-07-25 13:49:27,017 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-07-25 13:49:27,017 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-07-25 13:49:27,018 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-07-25 13:49:27,019 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-07-25 13:49:27,021 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-07-25 13:49:27,022 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-07-25 13:49:27,023 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-07-25 13:49:27,024 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-07-25 13:49:27,024 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-07-25 13:49:27,025 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-07-25 13:49:27,026 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-07-25 13:49:27,027 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-07-25 13:49:27,028 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-07-25 13:49:27,029 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-07-25 13:49:27,031 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-07-25 13:49:27,033 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-07-25 13:49:27,034 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-07-25 13:49:27,035 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-07-25 13:49:27,036 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-07-25 13:49:27,039 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-07-25 13:49:27,039 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-07-25 13:49:27,039 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-07-25 13:49:27,040 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-07-25 13:49:27,041 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-07-25 13:49:27,042 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-07-25 13:49:27,043 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-07-25 13:49:27,044 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-07-25 13:49:27,044 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-07-25 13:49:27,045 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-07-25 13:49:27,045 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-07-25 13:49:27,045 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-07-25 13:49:27,046 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-07-25 13:49:27,047 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-07-25 13:49:27,047 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 13:49:27,059 INFO L110 SettingsManager]: Loading preferences was successful [2018-07-25 13:49:27,059 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-07-25 13:49:27,061 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-07-25 13:49:27,061 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=PDR [2018-07-25 13:49:27,062 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-07-25 13:49:27,062 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in [2018-07-25 13:49:27,062 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-07-25 13:49:27,105 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-07-25 13:49:27,118 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-07-25 13:49:27,121 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-07-25 13:49:27,123 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2018-07-25 13:49:27,123 INFO L276 PluginConnector]: Boogie PL CUP Parser initialized [2018-07-25 13:49:27,124 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170319-ConjunctivePathPrograms/overflow1.i_3.bplTransformedIcfg_BEv2_4.bpl [2018-07-25 13:49:27,124 INFO L111 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170319-ConjunctivePathPrograms/overflow1.i_3.bplTransformedIcfg_BEv2_4.bpl' [2018-07-25 13:49:27,169 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-07-25 13:49:27,171 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-07-25 13:49:27,171 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-07-25 13:49:27,172 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-07-25 13:49:27,172 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-07-25 13:49:27,191 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 25.07 01:49:27" (1/1) ... [2018-07-25 13:49:27,203 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 25.07 01:49:27" (1/1) ... [2018-07-25 13:49:27,210 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-07-25 13:49:27,211 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-07-25 13:49:27,212 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-07-25 13:49:27,212 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-07-25 13:49:27,222 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 25.07 01:49:27" (1/1) ... [2018-07-25 13:49:27,223 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 25.07 01:49:27" (1/1) ... [2018-07-25 13:49:27,223 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 25.07 01:49:27" (1/1) ... [2018-07-25 13:49:27,224 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 25.07 01:49:27" (1/1) ... [2018-07-25 13:49:27,226 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 25.07 01:49:27" (1/1) ... [2018-07-25 13:49:27,228 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 25.07 01:49:27" (1/1) ... [2018-07-25 13:49:27,229 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 25.07 01:49:27" (1/1) ... [2018-07-25 13:49:27,230 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-07-25 13:49:27,231 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-07-25 13:49:27,231 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-07-25 13:49:27,231 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-07-25 13:49:27,232 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 25.07 01:49:27" (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 13:49:27,307 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2018-07-25 13:49:27,307 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-07-25 13:49:27,307 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-07-25 13:49:27,543 INFO L273 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-07-25 13:49:27,544 INFO L202 PluginConnector]: Adding new model overflow1.i_3.bplTransformedIcfg_BEv2_4.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.07 01:49:27 BoogieIcfgContainer [2018-07-25 13:49:27,544 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-07-25 13:49:27,547 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-07-25 13:49:27,547 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-07-25 13:49:27,551 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-07-25 13:49:27,551 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 25.07 01:49:27" (1/2) ... [2018-07-25 13:49:27,552 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2726e0a7 and model type overflow1.i_3.bplTransformedIcfg_BEv2_4.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.07 01:49:27, skipping insertion in model container [2018-07-25 13:49:27,553 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 25.07 01:49:27" (2/2) ... [2018-07-25 13:49:27,555 INFO L112 eAbstractionObserver]: Analyzing ICFG overflow1.i_3.bplTransformedIcfg_BEv2_4.bpl [2018-07-25 13:49:27,564 INFO L133 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:PDR Determinization: PREDICATE_ABSTRACTION [2018-07-25 13:49:27,576 INFO L145 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-07-25 13:49:27,626 INFO L128 ementStrategyFactory]: Using default assertion order modulation [2018-07-25 13:49:27,627 INFO L374 AbstractCegarLoop]: Interprodecural is true [2018-07-25 13:49:27,627 INFO L375 AbstractCegarLoop]: Hoare is true [2018-07-25 13:49:27,627 INFO L376 AbstractCegarLoop]: Compute interpolants for PDR [2018-07-25 13:49:27,627 INFO L377 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-07-25 13:49:27,628 INFO L378 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-07-25 13:49:27,628 INFO L379 AbstractCegarLoop]: Difference is false [2018-07-25 13:49:27,628 INFO L380 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-07-25 13:49:27,628 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-07-25 13:49:27,650 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states. [2018-07-25 13:49:27,661 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-07-25 13:49:27,662 INFO L346 BasicCegarLoop]: Found error trace [2018-07-25 13:49:27,663 INFO L354 BasicCegarLoop]: trace histogram [1, 1, 1] [2018-07-25 13:49:27,665 INFO L415 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2018-07-25 13:49:27,670 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 [2018-07-25 13:49:27,693 INFO L69 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-07-25 13:49:27,981 WARN L169 SmtUtils]: Spent 212.00 ms on a formula simplification. DAG size of input: 20 DAG size of output: 10 [2018-07-25 13:49:28,061 INFO L309 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-07-25 13:49:28,062 INFO L324 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-07-25 13:49:28,065 INFO L451 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-07-25 13:49:28,070 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-07-25 13:49:28,071 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-07-25 13:49:28,074 INFO L87 Difference]: Start difference. First operand 5 states. Second operand 3 states. [2018-07-25 13:49:28,102 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-07-25 13:49:28,102 INFO L93 Difference]: Finished difference Result 8 states and 9 transitions. [2018-07-25 13:49:28,103 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-07-25 13:49:28,104 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 3 [2018-07-25 13:49:28,105 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-07-25 13:49:28,115 INFO L225 Difference]: With dead ends: 8 [2018-07-25 13:49:28,116 INFO L226 Difference]: Without dead ends: 5 [2018-07-25 13:49:28,119 INFO L574 BasicCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-07-25 13:49:28,138 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5 states. [2018-07-25 13:49:28,150 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5 to 5. [2018-07-25 13:49:28,152 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2018-07-25 13:49:28,152 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 5 transitions. [2018-07-25 13:49:28,154 INFO L78 Accepts]: Start accepts. Automaton has 5 states and 5 transitions. Word has length 3 [2018-07-25 13:49:28,154 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-07-25 13:49:28,154 INFO L472 AbstractCegarLoop]: Abstraction has 5 states and 5 transitions. [2018-07-25 13:49:28,154 INFO L473 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-07-25 13:49:28,155 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 5 transitions. [2018-07-25 13:49:28,155 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-07-25 13:49:28,155 INFO L346 BasicCegarLoop]: Found error trace [2018-07-25 13:49:28,155 INFO L354 BasicCegarLoop]: trace histogram [1, 1, 1, 1] [2018-07-25 13:49:28,156 INFO L415 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2018-07-25 13:49:28,156 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 [2018-07-25 13:49:28,169 INFO L69 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-07-25 13:49:28,670 WARN L169 SmtUtils]: Spent 168.00 ms on a formula simplification that was a NOOP. DAG size: 17 [2018-07-25 13:49:30,673 WARN L169 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 47 [2018-07-25 13:49:32,410 WARN L169 SmtUtils]: Spent 108.00 ms on a formula simplification that was a NOOP. DAG size: 72 [2018-07-25 13:49:33,055 WARN L169 SmtUtils]: Spent 298.00 ms on a formula simplification that was a NOOP. DAG size: 77 [2018-07-25 13:49:33,709 WARN L169 SmtUtils]: Spent 122.00 ms on a formula simplification that was a NOOP. DAG size: 82 [2018-07-25 13:49:34,162 WARN L169 SmtUtils]: Spent 120.00 ms on a formula simplification that was a NOOP. DAG size: 87 [2018-07-25 13:49:34,641 WARN L169 SmtUtils]: Spent 134.00 ms on a formula simplification that was a NOOP. DAG size: 92 [2018-07-25 13:49:35,235 WARN L169 SmtUtils]: Spent 161.00 ms on a formula simplification that was a NOOP. DAG size: 97 [2018-07-25 13:49:35,970 WARN L169 SmtUtils]: Spent 148.00 ms on a formula simplification that was a NOOP. DAG size: 102 [2018-07-25 13:49:36,686 WARN L169 SmtUtils]: Spent 172.00 ms on a formula simplification that was a NOOP. DAG size: 107 [2018-07-25 13:49:37,361 WARN L169 SmtUtils]: Spent 184.00 ms on a formula simplification that was a NOOP. DAG size: 112 [2018-07-25 13:49:38,079 WARN L169 SmtUtils]: Spent 177.00 ms on a formula simplification that was a NOOP. DAG size: 117 [2018-07-25 13:49:38,885 WARN L169 SmtUtils]: Spent 186.00 ms on a formula simplification that was a NOOP. DAG size: 122 [2018-07-25 13:49:39,773 WARN L169 SmtUtils]: Spent 216.00 ms on a formula simplification that was a NOOP. DAG size: 127 [2018-07-25 13:49:40,570 WARN L169 SmtUtils]: Spent 208.00 ms on a formula simplification that was a NOOP. DAG size: 132 [2018-07-25 13:49:41,389 WARN L169 SmtUtils]: Spent 214.00 ms on a formula simplification that was a NOOP. DAG size: 137 [2018-07-25 13:49:42,259 WARN L169 SmtUtils]: Spent 221.00 ms on a formula simplification that was a NOOP. DAG size: 142 [2018-07-25 13:49:43,257 WARN L169 SmtUtils]: Spent 234.00 ms on a formula simplification that was a NOOP. DAG size: 147 [2018-07-25 13:49:44,423 WARN L169 SmtUtils]: Spent 252.00 ms on a formula simplification that was a NOOP. DAG size: 152 [2018-07-25 13:49:45,479 WARN L169 SmtUtils]: Spent 262.00 ms on a formula simplification that was a NOOP. DAG size: 157 [2018-07-25 13:49:47,247 WARN L169 SmtUtils]: Spent 324.00 ms on a formula simplification that was a NOOP. DAG size: 162 [2018-07-25 13:49:48,207 WARN L169 SmtUtils]: Spent 181.00 ms on a formula simplification. DAG size of input: 14 DAG size of output: 10 [2018-07-25 13:49:49,555 WARN L169 SmtUtils]: Spent 734.00 ms on a formula simplification that was a NOOP. DAG size: 167 [2018-07-25 13:49:51,861 WARN L169 SmtUtils]: Spent 371.00 ms on a formula simplification that was a NOOP. DAG size: 172 [2018-07-25 13:49:53,184 WARN L169 SmtUtils]: Spent 305.00 ms on a formula simplification that was a NOOP. DAG size: 177 [2018-07-25 13:49:54,671 WARN L169 SmtUtils]: Spent 336.00 ms on a formula simplification that was a NOOP. DAG size: 182 [2018-07-25 13:49:56,058 WARN L169 SmtUtils]: Spent 323.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2018-07-25 13:49:57,548 WARN L169 SmtUtils]: Spent 373.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2018-07-25 13:49:59,104 WARN L169 SmtUtils]: Spent 427.00 ms on a formula simplification that was a NOOP. DAG size: 197 [2018-07-25 13:50:00,714 WARN L169 SmtUtils]: Spent 362.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2018-07-25 13:50:02,350 WARN L169 SmtUtils]: Spent 369.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2018-07-25 13:50:04,165 WARN L169 SmtUtils]: Spent 465.00 ms on a formula simplification that was a NOOP. DAG size: 212 [2018-07-25 13:50:05,925 WARN L169 SmtUtils]: Spent 390.00 ms on a formula simplification that was a NOOP. DAG size: 217 [2018-07-25 13:50:07,742 WARN L169 SmtUtils]: Spent 394.00 ms on a formula simplification that was a NOOP. DAG size: 222 [2018-07-25 13:50:09,701 WARN L169 SmtUtils]: Spent 453.00 ms on a formula simplification that was a NOOP. DAG size: 227 [2018-07-25 13:50:11,664 WARN L169 SmtUtils]: Spent 423.00 ms on a formula simplification that was a NOOP. DAG size: 232 [2018-07-25 13:50:14,338 WARN L169 SmtUtils]: Spent 512.00 ms on a formula simplification that was a NOOP. DAG size: 237 [2018-07-25 13:50:16,479 WARN L169 SmtUtils]: Spent 457.00 ms on a formula simplification that was a NOOP. DAG size: 242 [2018-07-25 13:50:18,699 WARN L169 SmtUtils]: Spent 478.00 ms on a formula simplification that was a NOOP. DAG size: 247 [2018-07-25 13:50:21,204 WARN L169 SmtUtils]: Spent 478.00 ms on a formula simplification that was a NOOP. DAG size: 252 [2018-07-25 13:50:23,702 WARN L169 SmtUtils]: Spent 489.00 ms on a formula simplification that was a NOOP. DAG size: 257 [2018-07-25 13:50:26,313 WARN L169 SmtUtils]: Spent 512.00 ms on a formula simplification that was a NOOP. DAG size: 262 [2018-07-25 13:50:28,890 WARN L169 SmtUtils]: Spent 506.00 ms on a formula simplification that was a NOOP. DAG size: 267 [2018-07-25 13:50:31,655 WARN L169 SmtUtils]: Spent 558.00 ms on a formula simplification that was a NOOP. DAG size: 272 [2018-07-25 13:50:34,391 WARN L169 SmtUtils]: Spent 529.00 ms on a formula simplification that was a NOOP. DAG size: 277 [2018-07-25 13:50:37,279 WARN L169 SmtUtils]: Spent 545.00 ms on a formula simplification that was a NOOP. DAG size: 282 [2018-07-25 13:50:40,319 WARN L169 SmtUtils]: Spent 651.00 ms on a formula simplification that was a NOOP. DAG size: 287 [2018-07-25 13:50:43,390 WARN L169 SmtUtils]: Spent 567.00 ms on a formula simplification that was a NOOP. DAG size: 292 [2018-07-25 13:50:46,635 WARN L169 SmtUtils]: Spent 590.00 ms on a formula simplification that was a NOOP. DAG size: 297 [2018-07-25 13:50:49,908 WARN L169 SmtUtils]: Spent 612.00 ms on a formula simplification that was a NOOP. DAG size: 302 [2018-07-25 13:50:53,318 WARN L169 SmtUtils]: Spent 617.00 ms on a formula simplification that was a NOOP. DAG size: 307 [2018-07-25 13:50:56,822 WARN L169 SmtUtils]: Spent 623.00 ms on a formula simplification that was a NOOP. DAG size: 312 [2018-07-25 13:51:00,424 WARN L169 SmtUtils]: Spent 705.00 ms on a formula simplification that was a NOOP. DAG size: 317 [2018-07-25 13:51:04,074 WARN L169 SmtUtils]: Spent 652.00 ms on a formula simplification that was a NOOP. DAG size: 322 [2018-07-25 13:51:08,066 WARN L169 SmtUtils]: Spent 669.00 ms on a formula simplification that was a NOOP. DAG size: 327 [2018-07-25 13:51:12,086 WARN L169 SmtUtils]: Spent 689.00 ms on a formula simplification that was a NOOP. DAG size: 332 [2018-07-25 13:51:16,283 WARN L169 SmtUtils]: Spent 794.00 ms on a formula simplification that was a NOOP. DAG size: 337 [2018-07-25 13:51:20,474 WARN L169 SmtUtils]: Spent 720.00 ms on a formula simplification that was a NOOP. DAG size: 342 [2018-07-25 13:51:24,836 WARN L169 SmtUtils]: Spent 737.00 ms on a formula simplification that was a NOOP. DAG size: 347 [2018-07-25 13:51:29,320 WARN L169 SmtUtils]: Spent 751.00 ms on a formula simplification that was a NOOP. DAG size: 352 [2018-07-25 13:51:34,046 WARN L169 SmtUtils]: Spent 752.00 ms on a formula simplification that was a NOOP. DAG size: 357 [2018-07-25 13:51:38,916 WARN L169 SmtUtils]: Spent 780.00 ms on a formula simplification that was a NOOP. DAG size: 362 [2018-07-25 13:51:44,008 WARN L169 SmtUtils]: Spent 801.00 ms on a formula simplification that was a NOOP. DAG size: 367 [2018-07-25 13:51:49,181 WARN L169 SmtUtils]: Spent 819.00 ms on a formula simplification that was a NOOP. DAG size: 372 [2018-07-25 13:51:54,545 WARN L169 SmtUtils]: Spent 836.00 ms on a formula simplification that was a NOOP. DAG size: 377 [2018-07-25 13:52:00,045 WARN L169 SmtUtils]: Spent 841.00 ms on a formula simplification that was a NOOP. DAG size: 382 [2018-07-25 13:52:05,571 WARN L169 SmtUtils]: Spent 867.00 ms on a formula simplification that was a NOOP. DAG size: 387 [2018-07-25 13:52:11,216 WARN L169 SmtUtils]: Spent 867.00 ms on a formula simplification that was a NOOP. DAG size: 392 [2018-07-25 13:52:17,247 WARN L169 SmtUtils]: Spent 940.00 ms on a formula simplification that was a NOOP. DAG size: 397 [2018-07-25 13:52:23,244 WARN L169 SmtUtils]: Spent 965.00 ms on a formula simplification that was a NOOP. DAG size: 402 [2018-07-25 13:52:29,347 WARN L169 SmtUtils]: Spent 940.00 ms on a formula simplification that was a NOOP. DAG size: 407 [2018-07-25 13:52:35,868 WARN L169 SmtUtils]: Spent 947.00 ms on a formula simplification that was a NOOP. DAG size: 412 [2018-07-25 13:52:42,392 WARN L169 SmtUtils]: Spent 963.00 ms on a formula simplification that was a NOOP. DAG size: 417 [2018-07-25 13:52:49,087 WARN L169 SmtUtils]: Spent 983.00 ms on a formula simplification that was a NOOP. DAG size: 422 [2018-07-25 13:52:55,804 WARN L169 SmtUtils]: Spent 1.00 s on a formula simplification that was a NOOP. DAG size: 427 [2018-07-25 13:53:02,743 WARN L169 SmtUtils]: Spent 1.04 s on a formula simplification that was a NOOP. DAG size: 432 [2018-07-25 13:53:09,947 WARN L169 SmtUtils]: Spent 1.04 s on a formula simplification that was a NOOP. DAG size: 437 [2018-07-25 13:53:17,485 WARN L169 SmtUtils]: Spent 1.06 s on a formula simplification that was a NOOP. DAG size: 442 [2018-07-25 13:53:25,073 WARN L169 SmtUtils]: Spent 1.05 s on a formula simplification that was a NOOP. DAG size: 447 [2018-07-25 13:53:32,763 WARN L169 SmtUtils]: Spent 1.09 s on a formula simplification that was a NOOP. DAG size: 452 [2018-07-25 13:53:40,659 WARN L169 SmtUtils]: Spent 1.12 s on a formula simplification that was a NOOP. DAG size: 457 [2018-07-25 13:53:48,840 WARN L169 SmtUtils]: Spent 1.11 s on a formula simplification that was a NOOP. DAG size: 462 [2018-07-25 13:53:57,210 WARN L169 SmtUtils]: Spent 1.18 s on a formula simplification that was a NOOP. DAG size: 467 Received shutdown request... [2018-07-25 13:54:05,065 WARN L177 SmtUtils]: Removed 52 from assertion stack [2018-07-25 13:54:05,267 WARN L513 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in [2018-07-25 13:54:05,268 WARN L541 AbstractCegarLoop]: Verification canceled [2018-07-25 13:54:05,274 WARN L202 ceAbstractionStarter]: Timeout [2018-07-25 13:54:05,274 INFO L202 PluginConnector]: Adding new model overflow1.i_3.bplTransformedIcfg_BEv2_4.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 25.07 01:54:05 BoogieIcfgContainer [2018-07-25 13:54:05,274 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-07-25 13:54:05,275 INFO L168 Benchmark]: Toolchain (without parser) took 278105.41 ms. Allocated memory was 1.5 GB in the beginning and 1.4 GB in the end (delta: -147.8 MB). Free memory was 1.5 GB in the beginning and 1.2 GB in the end (delta: 309.4 MB). Peak memory consumption was 473.0 MB. Max. memory is 7.1 GB. [2018-07-25 13:54:05,276 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 13:54:05,277 INFO L168 Benchmark]: Boogie Procedure Inliner took 39.63 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 13:54:05,277 INFO L168 Benchmark]: Boogie Preprocessor took 18.91 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 13:54:05,278 INFO L168 Benchmark]: RCFGBuilder took 315.09 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 13:54:05,279 INFO L168 Benchmark]: TraceAbstraction took 277727.25 ms. Allocated memory was 1.5 GB in the beginning and 1.4 GB in the end (delta: -147.8 MB). Free memory was 1.5 GB in the beginning and 1.2 GB in the end (delta: 288.2 MB). Peak memory consumption was 451.9 MB. Max. memory is 7.1 GB. [2018-07-25 13:54:05,283 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 39.63 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 18.91 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 315.09 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 277727.25 ms. Allocated memory was 1.5 GB in the beginning and 1.4 GB in the end (delta: -147.8 MB). Free memory was 1.5 GB in the beginning and 1.2 GB in the end (delta: 288.2 MB). Peak memory consumption was 451.9 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 PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 472. - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 6 locations, 1 error locations. TIMEOUT Result, 277.6s OverallTime, 2 OverallIterations, 1 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 3 SDtfs, 0 SDslu, 1 SDs, 0 SdLazy, 3 SolverSat, 0 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 22 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=5occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 0.3s PdrRuntime, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: Timeout Written .csv to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/csv/overflow1.i_3.bplTransformedIcfg_BEv2_4.bpl_AutomizerBpl-pdr-z3.epf_AutomizerBplInline.xml/Csv-Benchmark-0-2018-07-25_13-54-05-295.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-0-2018-07-25_13-54-05-295.csv Completed graceful shutdown