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/20170304-DifficultPathPrograms/sum04.i_3.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.23-ff8eab6 [2018-09-26 09:09:32,890 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-09-26 09:09:32,895 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-09-26 09:09:32,916 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-09-26 09:09:32,916 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-09-26 09:09:32,917 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-09-26 09:09:32,919 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-09-26 09:09:32,921 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-09-26 09:09:32,923 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-09-26 09:09:32,923 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-09-26 09:09:32,924 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-09-26 09:09:32,925 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-09-26 09:09:32,926 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-09-26 09:09:32,927 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-09-26 09:09:32,928 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-09-26 09:09:32,929 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-09-26 09:09:32,930 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-09-26 09:09:32,932 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-09-26 09:09:32,934 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-09-26 09:09:32,936 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-09-26 09:09:32,937 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-09-26 09:09:32,938 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-09-26 09:09:32,941 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-09-26 09:09:32,941 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-09-26 09:09:32,942 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-09-26 09:09:32,943 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-09-26 09:09:32,944 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-09-26 09:09:32,945 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-09-26 09:09:32,945 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-09-26 09:09:32,947 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-09-26 09:09:32,947 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-09-26 09:09:32,948 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-09-26 09:09:32,948 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-09-26 09:09:32,948 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-09-26 09:09:32,949 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-09-26 09:09:32,950 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-09-26 09:09:32,951 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 09:09:32,967 INFO L110 SettingsManager]: Loading preferences was successful [2018-09-26 09:09:32,967 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-09-26 09:09:32,969 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-09-26 09:09:32,969 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=PDR [2018-09-26 09:09:32,969 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-09-26 09:09:32,969 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in [2018-09-26 09:09:32,969 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-09-26 09:09:33,033 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-09-26 09:09:33,062 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-09-26 09:09:33,070 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-09-26 09:09:33,072 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2018-09-26 09:09:33,073 INFO L276 PluginConnector]: Boogie PL CUP Parser initialized [2018-09-26 09:09:33,073 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170304-DifficultPathPrograms/sum04.i_3.bpl [2018-09-26 09:09:33,074 INFO L111 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170304-DifficultPathPrograms/sum04.i_3.bpl' [2018-09-26 09:09:33,130 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-09-26 09:09:33,134 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-09-26 09:09:33,135 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-09-26 09:09:33,135 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-09-26 09:09:33,135 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-09-26 09:09:33,155 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "sum04.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 09:09:33" (1/1) ... [2018-09-26 09:09:33,168 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "sum04.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 09:09:33" (1/1) ... [2018-09-26 09:09:33,176 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-09-26 09:09:33,177 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-09-26 09:09:33,177 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-09-26 09:09:33,177 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-09-26 09:09:33,189 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "sum04.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 09:09:33" (1/1) ... [2018-09-26 09:09:33,189 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "sum04.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 09:09:33" (1/1) ... [2018-09-26 09:09:33,190 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "sum04.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 09:09:33" (1/1) ... [2018-09-26 09:09:33,190 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "sum04.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 09:09:33" (1/1) ... [2018-09-26 09:09:33,193 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "sum04.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 09:09:33" (1/1) ... [2018-09-26 09:09:33,195 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "sum04.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 09:09:33" (1/1) ... [2018-09-26 09:09:33,196 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "sum04.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 09:09:33" (1/1) ... [2018-09-26 09:09:33,197 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-09-26 09:09:33,198 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-09-26 09:09:33,198 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-09-26 09:09:33,198 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-09-26 09:09:33,200 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "sum04.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 09:09:33" (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 09:09:33,280 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-09-26 09:09:33,280 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-09-26 09:09:33,542 INFO L346 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-09-26 09:09:33,543 INFO L202 PluginConnector]: Adding new model sum04.i_3.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.09 09:09:33 BoogieIcfgContainer [2018-09-26 09:09:33,543 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-09-26 09:09:33,544 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-09-26 09:09:33,544 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-09-26 09:09:33,548 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-09-26 09:09:33,548 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "sum04.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 09:09:33" (1/2) ... [2018-09-26 09:09:33,549 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@540b2eed and model type sum04.i_3.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.09 09:09:33, skipping insertion in model container [2018-09-26 09:09:33,550 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "sum04.i_3.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.09 09:09:33" (2/2) ... [2018-09-26 09:09:33,552 INFO L112 eAbstractionObserver]: Analyzing ICFG sum04.i_3.bpl [2018-09-26 09:09:33,562 INFO L137 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:PDR Determinization: PREDICATE_ABSTRACTION [2018-09-26 09:09:33,570 INFO L149 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-09-26 09:09:33,619 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-09-26 09:09:33,620 INFO L381 AbstractCegarLoop]: Interprodecural is true [2018-09-26 09:09:33,620 INFO L382 AbstractCegarLoop]: Hoare is true [2018-09-26 09:09:33,620 INFO L383 AbstractCegarLoop]: Compute interpolants for PDR [2018-09-26 09:09:33,621 INFO L384 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-09-26 09:09:33,621 INFO L385 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-09-26 09:09:33,621 INFO L386 AbstractCegarLoop]: Difference is false [2018-09-26 09:09:33,621 INFO L387 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-09-26 09:09:33,622 INFO L392 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-09-26 09:09:33,638 INFO L276 IsEmpty]: Start isEmpty. Operand 6 states. [2018-09-26 09:09:33,647 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 09:09:33,648 INFO L367 BasicCegarLoop]: Found error trace [2018-09-26 09:09:33,649 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1] [2018-09-26 09:09:33,650 INFO L423 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2018-09-26 09:09:33,656 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-09-26 09:09:33,657 INFO L82 PathProgramCache]: Analyzing trace with hash 925639, 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 09:09:33,682 INFO L69 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-09-26 09:09:34,049 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-26 09:09:34,049 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-09-26 09:09:34,054 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-09-26 09:09:34,062 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-09-26 09:09:34,062 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-09-26 09:09:34,065 INFO L87 Difference]: Start difference. First operand 6 states. Second operand 3 states. [2018-09-26 09:09:34,118 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-26 09:09:34,118 INFO L93 Difference]: Finished difference Result 10 states and 11 transitions. [2018-09-26 09:09:34,119 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-09-26 09:09:34,121 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 4 [2018-09-26 09:09:34,122 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-26 09:09:34,133 INFO L225 Difference]: With dead ends: 10 [2018-09-26 09:09:34,134 INFO L226 Difference]: Without dead ends: 7 [2018-09-26 09:09:34,137 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 40 GetRequests, 38 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-09-26 09:09:34,155 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7 states. [2018-09-26 09:09:34,170 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7 to 7. [2018-09-26 09:09:34,171 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2018-09-26 09:09:34,172 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 7 transitions. [2018-09-26 09:09:34,173 INFO L78 Accepts]: Start accepts. Automaton has 7 states and 7 transitions. Word has length 4 [2018-09-26 09:09:34,174 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-26 09:09:34,174 INFO L480 AbstractCegarLoop]: Abstraction has 7 states and 7 transitions. [2018-09-26 09:09:34,174 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-09-26 09:09:34,174 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 7 transitions. [2018-09-26 09:09:34,175 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-09-26 09:09:34,175 INFO L367 BasicCegarLoop]: Found error trace [2018-09-26 09:09:34,175 INFO L375 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1] [2018-09-26 09:09:34,176 INFO L423 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2018-09-26 09:09:34,176 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-09-26 09:09:34,176 INFO L82 PathProgramCache]: Analyzing trace with hash 889591169, 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 09:09:34,189 INFO L69 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-09-26 09:09:35,496 WARN L178 SmtUtils]: Spent 168.00 ms on a formula simplification that was a NOOP. DAG size: 50 [2018-09-26 09:09:36,319 WARN L178 SmtUtils]: Spent 119.00 ms on a formula simplification that was a NOOP. DAG size: 72 [2018-09-26 09:09:37,086 WARN L178 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 94 [2018-09-26 09:09:38,316 WARN L178 SmtUtils]: Spent 114.00 ms on a formula simplification that was a NOOP. DAG size: 116 [2018-09-26 09:09:40,020 WARN L178 SmtUtils]: Spent 124.00 ms on a formula simplification that was a NOOP. DAG size: 152 [2018-09-26 09:09:40,778 WARN L178 SmtUtils]: Spent 118.00 ms on a formula simplification that was a NOOP. DAG size: 164 [2018-09-26 09:09:41,727 WARN L178 SmtUtils]: Spent 135.00 ms on a formula simplification that was a NOOP. DAG size: 176 [2018-09-26 09:09:42,558 WARN L178 SmtUtils]: Spent 127.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2018-09-26 09:09:43,591 WARN L178 SmtUtils]: Spent 161.00 ms on a formula simplification that was a NOOP. DAG size: 200 [2018-09-26 09:09:44,606 WARN L178 SmtUtils]: Spent 148.00 ms on a formula simplification that was a NOOP. DAG size: 213 [2018-09-26 09:09:46,122 WARN L178 SmtUtils]: Spent 166.00 ms on a formula simplification that was a NOOP. DAG size: 225 [2018-09-26 09:09:47,460 WARN L178 SmtUtils]: Spent 167.00 ms on a formula simplification that was a NOOP. DAG size: 238 [2018-09-26 09:09:48,974 WARN L178 SmtUtils]: Spent 218.00 ms on a formula simplification that was a NOOP. DAG size: 250 [2018-09-26 09:09:50,711 WARN L178 SmtUtils]: Spent 279.00 ms on a formula simplification that was a NOOP. DAG size: 263 [2018-09-26 09:09:52,547 WARN L178 SmtUtils]: Spent 204.00 ms on a formula simplification that was a NOOP. DAG size: 275 [2018-09-26 09:09:54,617 WARN L178 SmtUtils]: Spent 214.00 ms on a formula simplification that was a NOOP. DAG size: 288 [2018-09-26 09:09:56,918 WARN L178 SmtUtils]: Spent 228.00 ms on a formula simplification that was a NOOP. DAG size: 300 [2018-09-26 09:09:59,364 WARN L178 SmtUtils]: Spent 234.00 ms on a formula simplification that was a NOOP. DAG size: 313 [2018-09-26 09:10:02,131 WARN L178 SmtUtils]: Spent 266.00 ms on a formula simplification that was a NOOP. DAG size: 325 [2018-09-26 09:10:05,038 WARN L178 SmtUtils]: Spent 264.00 ms on a formula simplification that was a NOOP. DAG size: 338 [2018-09-26 09:10:08,269 WARN L178 SmtUtils]: Spent 280.00 ms on a formula simplification that was a NOOP. DAG size: 350 [2018-09-26 09:10:11,805 WARN L178 SmtUtils]: Spent 291.00 ms on a formula simplification that was a NOOP. DAG size: 363 [2018-09-26 09:10:16,148 WARN L178 SmtUtils]: Spent 314.00 ms on a formula simplification that was a NOOP. DAG size: 375 [2018-09-26 09:10:19,632 WARN L178 SmtUtils]: Spent 200.00 ms on a formula simplification. DAG size of input: 21 DAG size of output: 19 [2018-09-26 09:10:21,283 WARN L178 SmtUtils]: Spent 773.00 ms on a formula simplification that was a NOOP. DAG size: 388 [2018-09-26 09:10:25,632 WARN L178 SmtUtils]: Spent 328.00 ms on a formula simplification that was a NOOP. DAG size: 400 [2018-09-26 09:10:29,102 WARN L178 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 21 DAG size of output: 19 [2018-09-26 09:10:30,444 WARN L178 SmtUtils]: Spent 394.00 ms on a formula simplification that was a NOOP. DAG size: 413 [2018-09-26 09:10:35,486 WARN L178 SmtUtils]: Spent 367.00 ms on a formula simplification that was a NOOP. DAG size: 425 [2018-09-26 09:10:41,051 WARN L178 SmtUtils]: Spent 375.00 ms on a formula simplification that was a NOOP. DAG size: 438 [2018-09-26 09:10:47,089 WARN L178 SmtUtils]: Spent 438.00 ms on a formula simplification that was a NOOP. DAG size: 450 [2018-09-26 09:10:53,385 WARN L178 SmtUtils]: Spent 402.00 ms on a formula simplification that was a NOOP. DAG size: 463 [2018-09-26 09:11:00,172 WARN L178 SmtUtils]: Spent 411.00 ms on a formula simplification that was a NOOP. DAG size: 475 [2018-09-26 09:11:07,238 WARN L178 SmtUtils]: Spent 425.00 ms on a formula simplification that was a NOOP. DAG size: 488 [2018-09-26 09:11:15,120 WARN L178 SmtUtils]: Spent 446.00 ms on a formula simplification that was a NOOP. DAG size: 500 [2018-09-26 09:11:23,562 WARN L178 SmtUtils]: Spent 476.00 ms on a formula simplification that was a NOOP. DAG size: 513 [2018-09-26 09:11:32,413 WARN L178 SmtUtils]: Spent 486.00 ms on a formula simplification that was a NOOP. DAG size: 525 [2018-09-26 09:11:41,533 WARN L178 SmtUtils]: Spent 507.00 ms on a formula simplification that was a NOOP. DAG size: 538 [2018-09-26 09:11:51,442 WARN L178 SmtUtils]: Spent 573.00 ms on a formula simplification that was a NOOP. DAG size: 550 [2018-09-26 09:12:01,596 WARN L178 SmtUtils]: Spent 547.00 ms on a formula simplification that was a NOOP. DAG size: 563 [2018-09-26 09:12:12,338 WARN L178 SmtUtils]: Spent 557.00 ms on a formula simplification that was a NOOP. DAG size: 575 [2018-09-26 09:12:23,758 WARN L178 SmtUtils]: Spent 567.00 ms on a formula simplification that was a NOOP. DAG size: 588 [2018-09-26 09:12:36,002 WARN L178 SmtUtils]: Spent 588.00 ms on a formula simplification that was a NOOP. DAG size: 600 [2018-09-26 09:12:48,621 WARN L178 SmtUtils]: Spent 585.00 ms on a formula simplification that was a NOOP. DAG size: 613 [2018-09-26 09:13:02,058 WARN L178 SmtUtils]: Spent 612.00 ms on a formula simplification that was a NOOP. DAG size: 625 [2018-09-26 09:13:16,261 WARN L178 SmtUtils]: Spent 645.00 ms on a formula simplification that was a NOOP. DAG size: 638 [2018-09-26 09:13:31,234 WARN L178 SmtUtils]: Spent 738.00 ms on a formula simplification that was a NOOP. DAG size: 650 [2018-09-26 09:13:47,385 WARN L178 SmtUtils]: Spent 690.00 ms on a formula simplification that was a NOOP. DAG size: 663 [2018-09-26 09:14:04,123 WARN L178 SmtUtils]: Spent 698.00 ms on a formula simplification that was a NOOP. DAG size: 675 Received shutdown request... [2018-09-26 09:14:18,646 WARN L521 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in [2018-09-26 09:14:18,647 WARN L549 AbstractCegarLoop]: Verification canceled [2018-09-26 09:14:18,653 WARN L206 ceAbstractionStarter]: Timeout [2018-09-26 09:14:18,654 INFO L202 PluginConnector]: Adding new model sum04.i_3.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 26.09 09:14:18 BoogieIcfgContainer [2018-09-26 09:14:18,654 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-09-26 09:14:18,655 INFO L168 Benchmark]: Toolchain (without parser) took 285523.87 ms. Allocated memory was 1.5 GB in the beginning and 1.2 GB in the end (delta: -347.1 MB). Free memory was 1.4 GB in the beginning and 955.5 MB in the end (delta: 492.4 MB). Peak memory consumption was 145.3 MB. Max. memory is 7.1 GB. [2018-09-26 09:14:18,656 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.19 ms. Allocated memory is still 1.5 GB. Free memory is still 1.4 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-09-26 09:14:18,657 INFO L168 Benchmark]: Boogie Procedure Inliner took 41.42 ms. Allocated memory is still 1.5 GB. Free memory is still 1.4 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-09-26 09:14:18,657 INFO L168 Benchmark]: Boogie Preprocessor took 20.91 ms. Allocated memory is still 1.5 GB. Free memory is still 1.4 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-09-26 09:14:18,658 INFO L168 Benchmark]: RCFGBuilder took 345.00 ms. Allocated memory is still 1.5 GB. Free memory was 1.4 GB in the beginning and 1.4 GB in the end (delta: 21.1 MB). Peak memory consumption was 21.1 MB. Max. memory is 7.1 GB. [2018-09-26 09:14:18,659 INFO L168 Benchmark]: TraceAbstraction took 285109.74 ms. Allocated memory was 1.5 GB in the beginning and 1.2 GB in the end (delta: -347.1 MB). Free memory was 1.4 GB in the beginning and 955.5 MB in the end (delta: 471.3 MB). Peak memory consumption was 124.2 MB. Max. memory is 7.1 GB. [2018-09-26 09:14:18,665 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 0.19 ms. Allocated memory is still 1.5 GB. Free memory is still 1.4 GB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 41.42 ms. Allocated memory is still 1.5 GB. Free memory is still 1.4 GB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Preprocessor took 20.91 ms. Allocated memory is still 1.5 GB. Free memory is still 1.4 GB. There was no memory consumed. Max. memory is 7.1 GB. * RCFGBuilder took 345.00 ms. Allocated memory is still 1.5 GB. Free memory was 1.4 GB in the beginning and 1.4 GB in the end (delta: 21.1 MB). Peak memory consumption was 21.1 MB. Max. memory is 7.1 GB. * TraceAbstraction took 285109.74 ms. Allocated memory was 1.5 GB in the beginning and 1.2 GB in the end (delta: -347.1 MB). Free memory was 1.4 GB in the beginning and 955.5 MB in the end (delta: 471.3 MB). Peak memory consumption was 124.2 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - TimeoutResultAtElement [Line: 37]: Timeout (TraceAbstraction) Unable to prove that assertion always holds (line 37). Cancelled while BasicCegarLoop was analyzing trace of length 7 with TraceHistMax 2, while Pdr was Timeout or canceled while running Pdr. - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 7 locations, 1 error locations. TIMEOUT Result, 285.0s OverallTime, 2 OverallIterations, 2 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 4 SDtfs, 0 SDslu, 2 SDs, 0 SdLazy, 3 SolverSat, 0 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 40 GetRequests, 38 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=7occurred in iteration=1, 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: 0.2s 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/sum04.i_3.bpl_AutomizerBpl-pdr-z3.epf_AutomizerBplInline.xml/Csv-Benchmark-0-2018-09-26_09-14-18-677.csv Written .csv to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/csv/sum04.i_3.bpl_AutomizerBpl-pdr-z3.epf_AutomizerBplInline.xml/Csv-TraceAbstractionBenchmarks-0-2018-09-26_09-14-18-677.csv Completed graceful shutdown