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/toy/tooDifficultLoopInvariant/Luxembourg-ArraysIntegefied.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.23-ff8eab6 [2018-09-26 09:14:20,868 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-09-26 09:14:20,870 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-09-26 09:14:20,886 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-09-26 09:14:20,886 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-09-26 09:14:20,887 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-09-26 09:14:20,888 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-09-26 09:14:20,890 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-09-26 09:14:20,892 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-09-26 09:14:20,893 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-09-26 09:14:20,893 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-09-26 09:14:20,894 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-09-26 09:14:20,895 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-09-26 09:14:20,895 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-09-26 09:14:20,897 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-09-26 09:14:20,898 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-09-26 09:14:20,898 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-09-26 09:14:20,900 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-09-26 09:14:20,902 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-09-26 09:14:20,904 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-09-26 09:14:20,905 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-09-26 09:14:20,906 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-09-26 09:14:20,909 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-09-26 09:14:20,909 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-09-26 09:14:20,909 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-09-26 09:14:20,910 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-09-26 09:14:20,911 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-09-26 09:14:20,912 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-09-26 09:14:20,913 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-09-26 09:14:20,914 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-09-26 09:14:20,914 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-09-26 09:14:20,915 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-09-26 09:14:20,915 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-09-26 09:14:20,916 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-09-26 09:14:20,917 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-09-26 09:14:20,917 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-09-26 09:14:20,918 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 09:14:20,926 INFO L110 SettingsManager]: Loading preferences was successful [2018-09-26 09:14:20,926 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-09-26 09:14:20,928 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-09-26 09:14:20,928 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=PDR [2018-09-26 09:14:20,928 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-09-26 09:14:20,928 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in [2018-09-26 09:14:20,928 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-09-26 09:14:20,971 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-09-26 09:14:20,987 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-09-26 09:14:20,995 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-09-26 09:14:20,996 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2018-09-26 09:14:20,997 INFO L276 PluginConnector]: Boogie PL CUP Parser initialized [2018-09-26 09:14:20,998 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/toy/tooDifficultLoopInvariant/Luxembourg-ArraysIntegefied.bpl [2018-09-26 09:14:20,998 INFO L111 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/toy/tooDifficultLoopInvariant/Luxembourg-ArraysIntegefied.bpl' [2018-09-26 09:14:21,057 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-09-26 09:14:21,062 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-09-26 09:14:21,063 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-09-26 09:14:21,063 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-09-26 09:14:21,065 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-09-26 09:14:21,086 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "Luxembourg-ArraysIntegefied.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 09:14:21" (1/1) ... [2018-09-26 09:14:21,098 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "Luxembourg-ArraysIntegefied.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 09:14:21" (1/1) ... [2018-09-26 09:14:21,102 WARN L165 Inliner]: Program contained no entry procedure! [2018-09-26 09:14:21,102 WARN L168 Inliner]: Missing entry procedures: [ULTIMATE.start] [2018-09-26 09:14:21,103 WARN L175 Inliner]: Fallback enabled. All procedures will be processed. [2018-09-26 09:14:21,105 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-09-26 09:14:21,106 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-09-26 09:14:21,106 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-09-26 09:14:21,106 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-09-26 09:14:21,116 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "Luxembourg-ArraysIntegefied.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 09:14:21" (1/1) ... [2018-09-26 09:14:21,116 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "Luxembourg-ArraysIntegefied.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 09:14:21" (1/1) ... [2018-09-26 09:14:21,117 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "Luxembourg-ArraysIntegefied.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 09:14:21" (1/1) ... [2018-09-26 09:14:21,117 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "Luxembourg-ArraysIntegefied.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 09:14:21" (1/1) ... [2018-09-26 09:14:21,119 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "Luxembourg-ArraysIntegefied.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 09:14:21" (1/1) ... [2018-09-26 09:14:21,124 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "Luxembourg-ArraysIntegefied.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 09:14:21" (1/1) ... [2018-09-26 09:14:21,125 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "Luxembourg-ArraysIntegefied.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 09:14:21" (1/1) ... [2018-09-26 09:14:21,126 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-09-26 09:14:21,127 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-09-26 09:14:21,127 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-09-26 09:14:21,127 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-09-26 09:14:21,128 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "Luxembourg-ArraysIntegefied.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 09:14:21" (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 09:14:21,195 INFO L124 BoogieDeclarations]: Specification and implementation of procedure main given in one single declaration [2018-09-26 09:14:21,195 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-09-26 09:14:21,195 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-09-26 09:14:21,786 INFO L343 CfgBuilder]: Using library mode [2018-09-26 09:14:21,787 INFO L202 PluginConnector]: Adding new model Luxembourg-ArraysIntegefied.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.09 09:14:21 BoogieIcfgContainer [2018-09-26 09:14:21,787 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-09-26 09:14:21,788 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-09-26 09:14:21,788 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-09-26 09:14:21,792 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-09-26 09:14:21,792 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "Luxembourg-ArraysIntegefied.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 09:14:21" (1/2) ... [2018-09-26 09:14:21,794 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@b6f1f16 and model type Luxembourg-ArraysIntegefied.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.09 09:14:21, skipping insertion in model container [2018-09-26 09:14:21,794 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "Luxembourg-ArraysIntegefied.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.09 09:14:21" (2/2) ... [2018-09-26 09:14:21,796 INFO L112 eAbstractionObserver]: Analyzing ICFG Luxembourg-ArraysIntegefied.bpl [2018-09-26 09:14:21,806 INFO L137 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:PDR Determinization: PREDICATE_ABSTRACTION [2018-09-26 09:14:21,817 INFO L149 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-09-26 09:14:21,906 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-09-26 09:14:21,906 INFO L381 AbstractCegarLoop]: Interprodecural is true [2018-09-26 09:14:21,907 INFO L382 AbstractCegarLoop]: Hoare is true [2018-09-26 09:14:21,907 INFO L383 AbstractCegarLoop]: Compute interpolants for PDR [2018-09-26 09:14:21,907 INFO L384 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-09-26 09:14:21,907 INFO L385 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-09-26 09:14:21,907 INFO L386 AbstractCegarLoop]: Difference is false [2018-09-26 09:14:21,907 INFO L387 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-09-26 09:14:21,908 INFO L392 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-09-26 09:14:21,924 INFO L276 IsEmpty]: Start isEmpty. Operand 6 states. [2018-09-26 09:14:21,941 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-09-26 09:14:21,941 INFO L367 BasicCegarLoop]: Found error trace [2018-09-26 09:14:21,943 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1] [2018-09-26 09:14:21,944 INFO L423 AbstractCegarLoop]: === Iteration 1 === [mainErr0ASSERT_VIOLATIONASSERT]=== [2018-09-26 09:14:21,949 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-09-26 09:14:21,949 INFO L82 PathProgramCache]: Analyzing trace with hash 75054, 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 09:14:21,967 INFO L69 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-09-26 09:14:22,193 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-26 09:14:22,193 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-09-26 09:14:22,197 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-09-26 09:14:22,203 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-09-26 09:14:22,203 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2018-09-26 09:14:22,206 INFO L87 Difference]: Start difference. First operand 6 states. Second operand 4 states. [2018-09-26 09:14:22,295 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-26 09:14:22,295 INFO L93 Difference]: Finished difference Result 11 states and 13 transitions. [2018-09-26 09:14:22,295 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-09-26 09:14:22,297 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 3 [2018-09-26 09:14:22,298 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-26 09:14:22,308 INFO L225 Difference]: With dead ends: 11 [2018-09-26 09:14:22,308 INFO L226 Difference]: Without dead ends: 5 [2018-09-26 09:14:22,312 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 19 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2018-09-26 09:14:22,330 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5 states. [2018-09-26 09:14:22,342 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5 to 5. [2018-09-26 09:14:22,343 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2018-09-26 09:14:22,343 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 5 transitions. [2018-09-26 09:14:22,345 INFO L78 Accepts]: Start accepts. Automaton has 5 states and 5 transitions. Word has length 3 [2018-09-26 09:14:22,345 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-26 09:14:22,345 INFO L480 AbstractCegarLoop]: Abstraction has 5 states and 5 transitions. [2018-09-26 09:14:22,345 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-09-26 09:14:22,345 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 5 transitions. [2018-09-26 09:14:22,346 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 09:14:22,346 INFO L367 BasicCegarLoop]: Found error trace [2018-09-26 09:14:22,346 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1] [2018-09-26 09:14:22,346 INFO L423 AbstractCegarLoop]: === Iteration 2 === [mainErr0ASSERT_VIOLATIONASSERT]=== [2018-09-26 09:14:22,347 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-09-26 09:14:22,347 INFO L82 PathProgramCache]: Analyzing trace with hash 2342053, 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 09:14:22,365 INFO L69 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-09-26 09:14:22,743 WARN L178 SmtUtils]: Spent 223.00 ms on a formula simplification. DAG size of input: 26 DAG size of output: 15 [2018-09-26 09:14:22,914 WARN L178 SmtUtils]: Spent 146.00 ms on a formula simplification that was a NOOP. DAG size: 16 [2018-09-26 09:14:23,334 WARN L178 SmtUtils]: Spent 241.00 ms on a formula simplification. DAG size of input: 40 DAG size of output: 16 [2018-09-26 09:14:23,628 WARN L178 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 32 DAG size of output: 32 [2018-09-26 09:14:24,097 WARN L178 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 41 DAG size of output: 16 [2018-09-26 09:14:24,852 WARN L178 SmtUtils]: Spent 258.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 51 [2018-09-26 09:14:26,182 WARN L178 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 70 DAG size of output: 70 [2018-09-26 09:14:27,536 WARN L178 SmtUtils]: Spent 290.00 ms on a formula simplification that was a NOOP. DAG size: 80 [2018-09-26 09:14:29,420 WARN L178 SmtUtils]: Spent 215.00 ms on a formula simplification. DAG size of input: 40 DAG size of output: 16 [2018-09-26 09:14:29,730 WARN L178 SmtUtils]: Spent 212.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 89 [2018-09-26 09:14:31,629 WARN L178 SmtUtils]: Spent 107.00 ms on a formula simplification that was a NOOP. DAG size: 99 [2018-09-26 09:14:34,270 WARN L178 SmtUtils]: Spent 238.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 108 [2018-09-26 09:14:38,366 WARN L178 SmtUtils]: Spent 135.00 ms on a formula simplification that was a NOOP. DAG size: 118 [2018-09-26 09:14:45,339 WARN L178 SmtUtils]: Spent 331.00 ms on a formula simplification. DAG size of input: 127 DAG size of output: 127 [2018-09-26 09:14:50,790 WARN L178 SmtUtils]: Spent 161.00 ms on a formula simplification that was a NOOP. DAG size: 137 [2018-09-26 09:14:57,844 WARN L178 SmtUtils]: Spent 422.00 ms on a formula simplification. DAG size of input: 146 DAG size of output: 146 [2018-09-26 09:15:06,505 WARN L178 SmtUtils]: Spent 186.00 ms on a formula simplification that was a NOOP. DAG size: 156 [2018-09-26 09:15:17,468 WARN L178 SmtUtils]: Spent 410.00 ms on a formula simplification. DAG size of input: 165 DAG size of output: 165 [2018-09-26 09:15:30,965 WARN L178 SmtUtils]: Spent 260.00 ms on a formula simplification that was a NOOP. DAG size: 175 [2018-09-26 09:15:47,822 WARN L178 SmtUtils]: Spent 569.00 ms on a formula simplification. DAG size of input: 184 DAG size of output: 184 [2018-09-26 09:16:07,699 WARN L178 SmtUtils]: Spent 252.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2018-09-26 09:16:32,217 WARN L178 SmtUtils]: Spent 685.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 203 [2018-09-26 09:17:01,320 WARN L178 SmtUtils]: Spent 298.00 ms on a formula simplification that was a NOOP. DAG size: 213 [2018-09-26 09:17:35,743 WARN L178 SmtUtils]: Spent 619.00 ms on a formula simplification. DAG size of input: 222 DAG size of output: 222 [2018-09-26 09:18:16,543 WARN L178 SmtUtils]: Spent 316.00 ms on a formula simplification that was a NOOP. DAG size: 232 Received shutdown request... [2018-09-26 09:18:56,546 WARN L521 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in [2018-09-26 09:18:56,546 WARN L549 AbstractCegarLoop]: Verification canceled [2018-09-26 09:18:56,552 WARN L206 ceAbstractionStarter]: Timeout [2018-09-26 09:18:56,553 INFO L202 PluginConnector]: Adding new model Luxembourg-ArraysIntegefied.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 26.09 09:18:56 BoogieIcfgContainer [2018-09-26 09:18:56,553 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-09-26 09:18:56,554 INFO L168 Benchmark]: Toolchain (without parser) took 275496.48 ms. Allocated memory was 1.5 GB in the beginning and 1.3 GB in the end (delta: -246.9 MB). Free memory was 1.5 GB in the beginning and 1.1 GB in the end (delta: 388.8 MB). Peak memory consumption was 141.8 MB. Max. memory is 7.1 GB. [2018-09-26 09:18:56,555 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.18 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 09:18:56,556 INFO L168 Benchmark]: Boogie Procedure Inliner took 42.08 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 09:18:56,557 INFO L168 Benchmark]: Boogie Preprocessor took 20.52 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 09:18:56,557 INFO L168 Benchmark]: RCFGBuilder took 660.46 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 09:18:56,558 INFO L168 Benchmark]: TraceAbstraction took 274764.93 ms. Allocated memory was 1.5 GB in the beginning and 1.3 GB in the end (delta: -246.9 MB). Free memory was 1.5 GB in the beginning and 1.1 GB in the end (delta: 367.6 MB). Peak memory consumption was 120.7 MB. Max. memory is 7.1 GB. [2018-09-26 09:18:56,563 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 0.18 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 42.08 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 20.52 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 660.46 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 274764.93 ms. Allocated memory was 1.5 GB in the beginning and 1.3 GB in the end (delta: -246.9 MB). Free memory was 1.5 GB in the beginning and 1.1 GB in the end (delta: 367.6 MB). Peak memory consumption was 120.7 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - TimeoutResultAtElement [Line: 41]: Timeout (TraceAbstraction) Unable to prove that assertion always holds (line 41). Cancelled while BasicCegarLoop was analyzing trace of length 5 with TraceHistMax 1, while PredicateComparison was comparing new predicate (quantifier-free) to 74 known predicates. - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 12 locations, 1 error locations. TIMEOUT Result, 274.6s OverallTime, 2 OverallIterations, 1 TraceHistogramMax, 0.1s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 4 SDtfs, 6 SDslu, 1 SDs, 0 SdLazy, 9 SolverSat, 3 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 22 GetRequests, 19 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=6occurred 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: 0.1s 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/Luxembourg-ArraysIntegefied.bpl_AutomizerBpl-pdr-z3.epf_AutomizerBplInline.xml/Csv-Benchmark-0-2018-09-26_09-18-56-577.csv Written .csv to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/csv/Luxembourg-ArraysIntegefied.bpl_AutomizerBpl-pdr-z3.epf_AutomizerBplInline.xml/Csv-TraceAbstractionBenchmarks-0-2018-09-26_09-18-56-577.csv Completed graceful shutdown