java -Xmx8000000000 -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerBplInline.xml --generate-csv --csv-dir csv -s ../../../trunk/examples/settings/Pdr/AutomizerBpl-pdr-z3.epf -i ../../../trunk/examples/programs/toy/tooDifficultLoopInvariant/MonadicInvariant01.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.23-e6fd87c [2018-07-25 14:24:27,030 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-07-25 14:24:27,039 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-07-25 14:24:27,053 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-07-25 14:24:27,053 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-07-25 14:24:27,055 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-07-25 14:24:27,058 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-07-25 14:24:27,060 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-07-25 14:24:27,062 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-07-25 14:24:27,065 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-07-25 14:24:27,066 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-07-25 14:24:27,068 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-07-25 14:24:27,069 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-07-25 14:24:27,069 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-07-25 14:24:27,073 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-07-25 14:24:27,074 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-07-25 14:24:27,075 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-07-25 14:24:27,085 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-07-25 14:24:27,089 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-07-25 14:24:27,091 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-07-25 14:24:27,092 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-07-25 14:24:27,099 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-07-25 14:24:27,102 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-07-25 14:24:27,102 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-07-25 14:24:27,102 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-07-25 14:24:27,104 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-07-25 14:24:27,105 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-07-25 14:24:27,106 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-07-25 14:24:27,106 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-07-25 14:24:27,110 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-07-25 14:24:27,110 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-07-25 14:24:27,111 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-07-25 14:24:27,111 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-07-25 14:24:27,112 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-07-25 14:24:27,113 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-07-25 14:24:27,114 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-07-25 14:24:27,114 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/Pdr/AutomizerBpl-pdr-z3.epf [2018-07-25 14:24:27,128 INFO L110 SettingsManager]: Loading preferences was successful [2018-07-25 14:24:27,128 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-07-25 14:24:27,130 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-07-25 14:24:27,130 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=PDR [2018-07-25 14:24:27,130 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-07-25 14:24:27,131 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in [2018-07-25 14:24:27,131 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-07-25 14:24:27,198 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-07-25 14:24:27,216 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-07-25 14:24:27,223 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-07-25 14:24:27,224 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2018-07-25 14:24:27,225 INFO L276 PluginConnector]: Boogie PL CUP Parser initialized [2018-07-25 14:24:27,226 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/toy/tooDifficultLoopInvariant/MonadicInvariant01.bpl [2018-07-25 14:24:27,226 INFO L111 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/toy/tooDifficultLoopInvariant/MonadicInvariant01.bpl' [2018-07-25 14:24:27,280 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-07-25 14:24:27,282 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-07-25 14:24:27,283 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-07-25 14:24:27,283 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-07-25 14:24:27,284 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-07-25 14:24:27,305 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "MonadicInvariant01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 02:24:27" (1/1) ... [2018-07-25 14:24:27,317 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "MonadicInvariant01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 02:24:27" (1/1) ... [2018-07-25 14:24:27,323 WARN L165 Inliner]: Program contained no entry procedure! [2018-07-25 14:24:27,323 WARN L168 Inliner]: Missing entry procedures: [ULTIMATE.start] [2018-07-25 14:24:27,323 WARN L175 Inliner]: Fallback enabled. All procedures will be processed. [2018-07-25 14:24:27,325 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-07-25 14:24:27,326 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-07-25 14:24:27,326 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-07-25 14:24:27,326 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-07-25 14:24:27,337 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "MonadicInvariant01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 02:24:27" (1/1) ... [2018-07-25 14:24:27,337 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "MonadicInvariant01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 02:24:27" (1/1) ... [2018-07-25 14:24:27,337 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "MonadicInvariant01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 02:24:27" (1/1) ... [2018-07-25 14:24:27,338 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "MonadicInvariant01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 02:24:27" (1/1) ... [2018-07-25 14:24:27,342 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "MonadicInvariant01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 02:24:27" (1/1) ... [2018-07-25 14:24:27,346 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "MonadicInvariant01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 02:24:27" (1/1) ... [2018-07-25 14:24:27,347 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "MonadicInvariant01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 02:24:27" (1/1) ... [2018-07-25 14:24:27,349 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-07-25 14:24:27,349 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-07-25 14:24:27,349 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-07-25 14:24:27,349 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-07-25 14:24:27,350 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "MonadicInvariant01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 02:24:27" (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 14:24:27,418 INFO L124 BoogieDeclarations]: Specification and implementation of procedure main given in one single declaration [2018-07-25 14:24:27,418 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-07-25 14:24:27,418 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-07-25 14:24:27,564 INFO L270 CfgBuilder]: Using library mode [2018-07-25 14:24:27,564 INFO L202 PluginConnector]: Adding new model MonadicInvariant01.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.07 02:24:27 BoogieIcfgContainer [2018-07-25 14:24:27,565 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-07-25 14:24:27,566 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-07-25 14:24:27,566 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-07-25 14:24:27,569 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-07-25 14:24:27,569 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "MonadicInvariant01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 02:24:27" (1/2) ... [2018-07-25 14:24:27,571 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@c551d8d and model type MonadicInvariant01.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.07 02:24:27, skipping insertion in model container [2018-07-25 14:24:27,571 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "MonadicInvariant01.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.07 02:24:27" (2/2) ... [2018-07-25 14:24:27,573 INFO L112 eAbstractionObserver]: Analyzing ICFG MonadicInvariant01.bpl [2018-07-25 14:24:27,583 INFO L133 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:PDR Determinization: PREDICATE_ABSTRACTION [2018-07-25 14:24:27,591 INFO L145 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-07-25 14:24:27,638 INFO L128 ementStrategyFactory]: Using default assertion order modulation [2018-07-25 14:24:27,639 INFO L374 AbstractCegarLoop]: Interprodecural is true [2018-07-25 14:24:27,639 INFO L375 AbstractCegarLoop]: Hoare is true [2018-07-25 14:24:27,639 INFO L376 AbstractCegarLoop]: Compute interpolants for PDR [2018-07-25 14:24:27,640 INFO L377 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-07-25 14:24:27,640 INFO L378 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-07-25 14:24:27,640 INFO L379 AbstractCegarLoop]: Difference is false [2018-07-25 14:24:27,640 INFO L380 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-07-25 14:24:27,640 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-07-25 14:24:27,655 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states. [2018-07-25 14:24:27,664 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-07-25 14:24:27,664 INFO L346 BasicCegarLoop]: Found error trace [2018-07-25 14:24:27,665 INFO L354 BasicCegarLoop]: trace histogram [1, 1, 1] [2018-07-25 14:24:27,666 INFO L415 AbstractCegarLoop]: === Iteration 1 === [mainErr0ASSERT_VIOLATIONASSERT]=== [2018-07-25 14:24:27,672 INFO L82 PathProgramCache]: Analyzing trace with hash 29920, now seen corresponding path program 1 times No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in [2018-07-25 14:24:27,698 INFO L69 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-07-25 14:24:28,016 INFO L309 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-07-25 14:24:28,017 INFO L324 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-07-25 14:24:28,021 INFO L451 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-07-25 14:24:28,028 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-07-25 14:24:28,029 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2018-07-25 14:24:28,031 INFO L87 Difference]: Start difference. First operand 5 states. Second operand 4 states. [2018-07-25 14:24:28,097 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-07-25 14:24:28,097 INFO L93 Difference]: Finished difference Result 9 states and 9 transitions. [2018-07-25 14:24:28,098 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-07-25 14:24:28,099 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 3 [2018-07-25 14:24:28,099 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-07-25 14:24:28,110 INFO L225 Difference]: With dead ends: 9 [2018-07-25 14:24:28,110 INFO L226 Difference]: Without dead ends: 6 [2018-07-25 14:24:28,114 INFO L574 BasicCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 19 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2018-07-25 14:24:28,132 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6 states. [2018-07-25 14:24:28,146 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6 to 6. [2018-07-25 14:24:28,148 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2018-07-25 14:24:28,148 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 6 transitions. [2018-07-25 14:24:28,150 INFO L78 Accepts]: Start accepts. Automaton has 6 states and 6 transitions. Word has length 3 [2018-07-25 14:24:28,150 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-07-25 14:24:28,150 INFO L472 AbstractCegarLoop]: Abstraction has 6 states and 6 transitions. [2018-07-25 14:24:28,150 INFO L473 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-07-25 14:24:28,150 INFO L276 IsEmpty]: Start isEmpty. Operand 6 states and 6 transitions. [2018-07-25 14:24:28,151 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-07-25 14:24:28,151 INFO L346 BasicCegarLoop]: Found error trace [2018-07-25 14:24:28,151 INFO L354 BasicCegarLoop]: trace histogram [2, 1, 1, 1] [2018-07-25 14:24:28,151 INFO L415 AbstractCegarLoop]: === Iteration 2 === [mainErr0ASSERT_VIOLATIONASSERT]=== [2018-07-25 14:24:28,152 INFO L82 PathProgramCache]: Analyzing trace with hash 28754210, now seen corresponding path program 1 times No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in [2018-07-25 14:24:28,167 INFO L69 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-07-25 14:24:29,713 WARN L169 SmtUtils]: Spent 140.00 ms on a formula simplification. DAG size of input: 12 DAG size of output: 9 [2018-07-25 14:24:30,922 WARN L169 SmtUtils]: Spent 123.00 ms on a formula simplification that was a NOOP. DAG size: 42 [2018-07-25 14:24:33,681 WARN L169 SmtUtils]: Spent 230.00 ms on a formula simplification that was a NOOP. DAG size: 72 [2018-07-25 14:24:36,001 WARN L169 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 93 [2018-07-25 14:24:37,381 WARN L169 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 102 [2018-07-25 14:24:37,896 WARN L169 SmtUtils]: Spent 120.00 ms on a formula simplification that was a NOOP. DAG size: 105 [2018-07-25 14:24:39,392 WARN L169 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 114 [2018-07-25 14:24:40,248 WARN L169 SmtUtils]: Spent 183.00 ms on a formula simplification that was a NOOP. DAG size: 117 [2018-07-25 14:24:40,845 WARN L169 SmtUtils]: Spent 107.00 ms on a formula simplification that was a NOOP. DAG size: 120 [2018-07-25 14:24:41,352 WARN L169 SmtUtils]: Spent 110.00 ms on a formula simplification that was a NOOP. DAG size: 123 [2018-07-25 14:24:42,062 WARN L169 SmtUtils]: Spent 112.00 ms on a formula simplification that was a NOOP. DAG size: 126 [2018-07-25 14:24:42,677 WARN L169 SmtUtils]: Spent 148.00 ms on a formula simplification that was a NOOP. DAG size: 129 [2018-07-25 14:24:43,498 WARN L169 SmtUtils]: Spent 128.00 ms on a formula simplification that was a NOOP. DAG size: 132 [2018-07-25 14:24:44,216 WARN L169 SmtUtils]: Spent 137.00 ms on a formula simplification that was a NOOP. DAG size: 135 [2018-07-25 14:24:45,511 WARN L169 SmtUtils]: Spent 512.00 ms on a formula simplification that was a NOOP. DAG size: 138 [2018-07-25 14:24:46,172 WARN L169 SmtUtils]: Spent 133.00 ms on a formula simplification that was a NOOP. DAG size: 141 [2018-07-25 14:24:46,886 WARN L169 SmtUtils]: Spent 162.00 ms on a formula simplification. DAG size of input: 12 DAG size of output: 9 [2018-07-25 14:24:47,429 WARN L169 SmtUtils]: Spent 136.00 ms on a formula simplification that was a NOOP. DAG size: 144 [2018-07-25 14:24:48,583 WARN L169 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 147 [2018-07-25 14:24:49,579 WARN L169 SmtUtils]: Spent 205.00 ms on a formula simplification that was a NOOP. DAG size: 150 [2018-07-25 14:24:50,411 WARN L169 SmtUtils]: Spent 154.00 ms on a formula simplification that was a NOOP. DAG size: 153 [2018-07-25 14:24:51,407 WARN L169 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 156 [2018-07-25 14:24:52,300 WARN L169 SmtUtils]: Spent 162.00 ms on a formula simplification that was a NOOP. DAG size: 159 [2018-07-25 14:24:53,446 WARN L169 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 162 [2018-07-25 14:24:54,482 WARN L169 SmtUtils]: Spent 244.00 ms on a formula simplification that was a NOOP. DAG size: 165 [2018-07-25 14:24:55,581 WARN L169 SmtUtils]: Spent 162.00 ms on a formula simplification that was a NOOP. DAG size: 168 [2018-07-25 14:24:56,596 WARN L169 SmtUtils]: Spent 195.00 ms on a formula simplification that was a NOOP. DAG size: 171 [2018-07-25 14:24:57,793 WARN L169 SmtUtils]: Spent 201.00 ms on a formula simplification that was a NOOP. DAG size: 174 [2018-07-25 14:24:58,993 WARN L169 SmtUtils]: Spent 188.00 ms on a formula simplification that was a NOOP. DAG size: 177 [2018-07-25 14:25:00,318 WARN L169 SmtUtils]: Spent 198.00 ms on a formula simplification that was a NOOP. DAG size: 180 [2018-07-25 14:25:01,519 WARN L169 SmtUtils]: Spent 186.00 ms on a formula simplification that was a NOOP. DAG size: 183 [2018-07-25 14:25:03,568 WARN L169 SmtUtils]: Spent 229.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2018-07-25 14:25:04,802 WARN L169 SmtUtils]: Spent 205.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2018-07-25 14:25:06,297 WARN L169 SmtUtils]: Spent 206.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2018-07-25 14:25:07,701 WARN L169 SmtUtils]: Spent 212.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2018-07-25 14:25:09,391 WARN L169 SmtUtils]: Spent 203.00 ms on a formula simplification that was a NOOP. DAG size: 198 [2018-07-25 14:25:10,825 WARN L169 SmtUtils]: Spent 222.00 ms on a formula simplification that was a NOOP. DAG size: 201 [2018-07-25 14:25:12,538 WARN L169 SmtUtils]: Spent 226.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2018-07-25 14:25:14,208 WARN L169 SmtUtils]: Spent 231.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2018-07-25 14:25:16,054 WARN L169 SmtUtils]: Spent 238.00 ms on a formula simplification that was a NOOP. DAG size: 210 [2018-07-25 14:25:17,692 WARN L169 SmtUtils]: Spent 235.00 ms on a formula simplification that was a NOOP. DAG size: 213 [2018-07-25 14:25:19,676 WARN L169 SmtUtils]: Spent 237.00 ms on a formula simplification that was a NOOP. DAG size: 216 [2018-07-25 14:25:21,401 WARN L169 SmtUtils]: Spent 239.00 ms on a formula simplification that was a NOOP. DAG size: 219 [2018-07-25 14:25:23,447 WARN L169 SmtUtils]: Spent 245.00 ms on a formula simplification that was a NOOP. DAG size: 222 [2018-07-25 14:25:25,245 WARN L169 SmtUtils]: Spent 252.00 ms on a formula simplification that was a NOOP. DAG size: 225 [2018-07-25 14:25:27,369 WARN L169 SmtUtils]: Spent 260.00 ms on a formula simplification that was a NOOP. DAG size: 228 [2018-07-25 14:25:29,328 WARN L169 SmtUtils]: Spent 270.00 ms on a formula simplification that was a NOOP. DAG size: 231 [2018-07-25 14:25:31,555 WARN L169 SmtUtils]: Spent 263.00 ms on a formula simplification that was a NOOP. DAG size: 234 [2018-07-25 14:25:33,602 WARN L169 SmtUtils]: Spent 274.00 ms on a formula simplification that was a NOOP. DAG size: 237 [2018-07-25 14:25:35,980 WARN L169 SmtUtils]: Spent 275.00 ms on a formula simplification that was a NOOP. DAG size: 240 [2018-07-25 14:25:38,139 WARN L169 SmtUtils]: Spent 279.00 ms on a formula simplification that was a NOOP. DAG size: 243 [2018-07-25 14:25:40,752 WARN L169 SmtUtils]: Spent 307.00 ms on a formula simplification that was a NOOP. DAG size: 246 [2018-07-25 14:25:43,019 WARN L169 SmtUtils]: Spent 283.00 ms on a formula simplification that was a NOOP. DAG size: 249 [2018-07-25 14:25:45,770 WARN L169 SmtUtils]: Spent 296.00 ms on a formula simplification that was a NOOP. DAG size: 252 [2018-07-25 14:25:48,183 WARN L169 SmtUtils]: Spent 291.00 ms on a formula simplification that was a NOOP. DAG size: 255 [2018-07-25 14:25:50,967 WARN L169 SmtUtils]: Spent 314.00 ms on a formula simplification that was a NOOP. DAG size: 258 [2018-07-25 14:25:53,521 WARN L169 SmtUtils]: Spent 309.00 ms on a formula simplification that was a NOOP. DAG size: 261 [2018-07-25 14:25:56,458 WARN L169 SmtUtils]: Spent 312.00 ms on a formula simplification that was a NOOP. DAG size: 264 [2018-07-25 14:25:59,187 WARN L169 SmtUtils]: Spent 326.00 ms on a formula simplification that was a NOOP. DAG size: 267 [2018-07-25 14:26:02,277 WARN L169 SmtUtils]: Spent 320.00 ms on a formula simplification that was a NOOP. DAG size: 270 [2018-07-25 14:26:05,248 WARN L169 SmtUtils]: Spent 333.00 ms on a formula simplification that was a NOOP. DAG size: 273 [2018-07-25 14:26:08,550 WARN L169 SmtUtils]: Spent 341.00 ms on a formula simplification that was a NOOP. DAG size: 276 [2018-07-25 14:26:11,581 WARN L169 SmtUtils]: Spent 329.00 ms on a formula simplification that was a NOOP. DAG size: 279 [2018-07-25 14:26:15,094 WARN L169 SmtUtils]: Spent 415.00 ms on a formula simplification that was a NOOP. DAG size: 282 [2018-07-25 14:26:18,276 WARN L169 SmtUtils]: Spent 337.00 ms on a formula simplification that was a NOOP. DAG size: 285 [2018-07-25 14:26:21,980 WARN L169 SmtUtils]: Spent 371.00 ms on a formula simplification that was a NOOP. DAG size: 288 [2018-07-25 14:26:25,483 WARN L169 SmtUtils]: Spent 456.00 ms on a formula simplification that was a NOOP. DAG size: 291 [2018-07-25 14:26:29,283 WARN L169 SmtUtils]: Spent 362.00 ms on a formula simplification that was a NOOP. DAG size: 294 [2018-07-25 14:26:32,788 WARN L169 SmtUtils]: Spent 366.00 ms on a formula simplification that was a NOOP. DAG size: 297 [2018-07-25 14:26:36,976 WARN L169 SmtUtils]: Spent 370.00 ms on a formula simplification that was a NOOP. DAG size: 300 [2018-07-25 14:26:40,809 WARN L169 SmtUtils]: Spent 459.00 ms on a formula simplification that was a NOOP. DAG size: 303 [2018-07-25 14:26:45,131 WARN L169 SmtUtils]: Spent 382.00 ms on a formula simplification that was a NOOP. DAG size: 306 [2018-07-25 14:26:49,036 WARN L169 SmtUtils]: Spent 391.00 ms on a formula simplification that was a NOOP. DAG size: 309 [2018-07-25 14:26:53,488 WARN L169 SmtUtils]: Spent 418.00 ms on a formula simplification that was a NOOP. DAG size: 312 [2018-07-25 14:26:57,622 WARN L169 SmtUtils]: Spent 417.00 ms on a formula simplification that was a NOOP. DAG size: 315 [2018-07-25 14:27:02,262 WARN L169 SmtUtils]: Spent 419.00 ms on a formula simplification that was a NOOP. DAG size: 318 [2018-07-25 14:27:06,573 WARN L169 SmtUtils]: Spent 495.00 ms on a formula simplification that was a NOOP. DAG size: 321 [2018-07-25 14:27:11,538 WARN L169 SmtUtils]: Spent 520.00 ms on a formula simplification that was a NOOP. DAG size: 324 [2018-07-25 14:27:16,032 WARN L169 SmtUtils]: Spent 440.00 ms on a formula simplification that was a NOOP. DAG size: 327 [2018-07-25 14:27:21,080 WARN L169 SmtUtils]: Spent 441.00 ms on a formula simplification that was a NOOP. DAG size: 330 [2018-07-25 14:27:25,819 WARN L169 SmtUtils]: Spent 459.00 ms on a formula simplification that was a NOOP. DAG size: 333 [2018-07-25 14:27:31,140 WARN L169 SmtUtils]: Spent 452.00 ms on a formula simplification that was a NOOP. DAG size: 336 [2018-07-25 14:27:36,102 WARN L169 SmtUtils]: Spent 460.00 ms on a formula simplification that was a NOOP. DAG size: 339 [2018-07-25 14:27:41,642 WARN L169 SmtUtils]: Spent 470.00 ms on a formula simplification that was a NOOP. DAG size: 342 [2018-07-25 14:27:46,763 WARN L169 SmtUtils]: Spent 467.00 ms on a formula simplification that was a NOOP. DAG size: 345 [2018-07-25 14:27:52,572 WARN L169 SmtUtils]: Spent 560.00 ms on a formula simplification that was a NOOP. DAG size: 348 [2018-07-25 14:27:57,959 WARN L169 SmtUtils]: Spent 492.00 ms on a formula simplification that was a NOOP. DAG size: 351 [2018-07-25 14:28:04,031 WARN L169 SmtUtils]: Spent 495.00 ms on a formula simplification that was a NOOP. DAG size: 354 [2018-07-25 14:28:09,659 WARN L169 SmtUtils]: Spent 503.00 ms on a formula simplification that was a NOOP. DAG size: 357 [2018-07-25 14:28:15,830 WARN L169 SmtUtils]: Spent 470.00 ms on a formula simplification that was a NOOP. DAG size: 360 [2018-07-25 14:28:21,670 WARN L169 SmtUtils]: Spent 484.00 ms on a formula simplification that was a NOOP. DAG size: 363 [2018-07-25 14:28:28,162 WARN L169 SmtUtils]: Spent 556.00 ms on a formula simplification that was a NOOP. DAG size: 366 [2018-07-25 14:28:34,294 WARN L169 SmtUtils]: Spent 505.00 ms on a formula simplification that was a NOOP. DAG size: 369 [2018-07-25 14:28:41,043 WARN L169 SmtUtils]: Spent 493.00 ms on a formula simplification that was a NOOP. DAG size: 372 [2018-07-25 14:28:47,368 WARN L169 SmtUtils]: Spent 522.00 ms on a formula simplification that was a NOOP. DAG size: 375 [2018-07-25 14:28:54,451 WARN L169 SmtUtils]: Spent 524.00 ms on a formula simplification that was a NOOP. DAG size: 378 [2018-07-25 14:29:01,094 WARN L169 SmtUtils]: Spent 546.00 ms on a formula simplification that was a NOOP. DAG size: 381 Received shutdown request... [2018-07-25 14:29:08,200 WARN L177 SmtUtils]: Removed 33 from assertion stack [2018-07-25 14:29:08,402 WARN L513 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in [2018-07-25 14:29:08,403 WARN L541 AbstractCegarLoop]: Verification canceled [2018-07-25 14:29:08,409 WARN L202 ceAbstractionStarter]: Timeout [2018-07-25 14:29:08,409 INFO L202 PluginConnector]: Adding new model MonadicInvariant01.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 25.07 02:29:08 BoogieIcfgContainer [2018-07-25 14:29:08,409 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-07-25 14:29:08,410 INFO L168 Benchmark]: Toolchain (without parser) took 281129.88 ms. Allocated memory was 1.5 GB in the beginning and 1.2 GB in the end (delta: -321.9 MB). Free memory was 1.5 GB in the beginning and 1.1 GB in the end (delta: 355.9 MB). Peak memory consumption was 267.4 MB. Max. memory is 7.1 GB. [2018-07-25 14:29:08,411 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. [2018-07-25 14:29:08,412 INFO L168 Benchmark]: Boogie Procedure Inliner took 42.45 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-07-25 14:29:08,412 INFO L168 Benchmark]: Boogie Preprocessor took 22.67 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-07-25 14:29:08,413 INFO L168 Benchmark]: RCFGBuilder took 215.56 ms. Allocated memory is still 1.5 GB. Free memory was 1.5 GB in the beginning and 1.5 GB in the end (delta: 21.1 MB). Peak memory consumption was 21.1 MB. Max. memory is 7.1 GB. [2018-07-25 14:29:08,414 INFO L168 Benchmark]: TraceAbstraction took 280843.64 ms. Allocated memory was 1.5 GB in the beginning and 1.2 GB in the end (delta: -321.9 MB). Free memory was 1.5 GB in the beginning and 1.1 GB in the end (delta: 334.8 MB). Peak memory consumption was 246.3 MB. Max. memory is 7.1 GB. [2018-07-25 14:29:08,417 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 42.45 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 22.67 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 215.56 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 280843.64 ms. Allocated memory was 1.5 GB in the beginning and 1.2 GB in the end (delta: -321.9 MB). Free memory was 1.5 GB in the beginning and 1.1 GB in the end (delta: 334.8 MB). Peak memory consumption was 246.3 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - TimeoutResultAtElement [Line: 25]: Timeout (TraceAbstraction) Unable to prove that assertion always holds (line 25). Cancelled while BasicCegarLoop was analyzing trace of length 6 with TraceHistMax 2, while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 384. - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 6 locations, 1 error locations. TIMEOUT Result, 280.7s OverallTime, 2 OverallIterations, 2 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 3 SDtfs, 1 SDslu, 0 SDs, 0 SdLazy, 6 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, 0.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=6occurred 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/MonadicInvariant01.bpl_AutomizerBpl-pdr-z3.epf_AutomizerBplInline.xml/Csv-Benchmark-0-2018-07-25_14-29-08-433.csv Written .csv to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/csv/MonadicInvariant01.bpl_AutomizerBpl-pdr-z3.epf_AutomizerBplInline.xml/Csv-TraceAbstractionBenchmarks-0-2018-07-25_14-29-08-433.csv Completed graceful shutdown