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/pals_lcr-var-start-time.4.2.ufo.UNBOUNDED.pals.c_11.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.23-ff8eab6 [2018-09-26 08:57:20,413 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-09-26 08:57:20,414 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-09-26 08:57:20,427 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-09-26 08:57:20,427 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-09-26 08:57:20,428 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-09-26 08:57:20,430 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-09-26 08:57:20,432 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-09-26 08:57:20,433 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-09-26 08:57:20,434 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-09-26 08:57:20,435 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-09-26 08:57:20,435 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-09-26 08:57:20,436 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-09-26 08:57:20,438 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-09-26 08:57:20,443 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-09-26 08:57:20,447 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-09-26 08:57:20,448 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-09-26 08:57:20,451 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-09-26 08:57:20,453 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-09-26 08:57:20,456 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-09-26 08:57:20,459 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-09-26 08:57:20,461 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-09-26 08:57:20,467 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-09-26 08:57:20,468 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-09-26 08:57:20,468 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-09-26 08:57:20,469 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-09-26 08:57:20,470 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-09-26 08:57:20,471 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-09-26 08:57:20,472 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-09-26 08:57:20,475 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-09-26 08:57:20,476 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-09-26 08:57:20,477 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-09-26 08:57:20,477 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-09-26 08:57:20,478 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-09-26 08:57:20,479 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-09-26 08:57:20,480 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-09-26 08:57:20,480 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/Pdr/AutomizerBpl-pdr-z3.epf [2018-09-26 08:57:20,494 INFO L110 SettingsManager]: Loading preferences was successful [2018-09-26 08:57:20,495 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-09-26 08:57:20,496 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-09-26 08:57:20,496 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=PDR [2018-09-26 08:57:20,496 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-09-26 08:57:20,499 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in [2018-09-26 08:57:20,500 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-09-26 08:57:20,568 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-09-26 08:57:20,582 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-09-26 08:57:20,589 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-09-26 08:57:20,591 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2018-09-26 08:57:20,591 INFO L276 PluginConnector]: Boogie PL CUP Parser initialized [2018-09-26 08:57:20,592 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170304-DifficultPathPrograms/pals_lcr-var-start-time.4.2.ufo.UNBOUNDED.pals.c_11.bpl [2018-09-26 08:57:20,592 INFO L111 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170304-DifficultPathPrograms/pals_lcr-var-start-time.4.2.ufo.UNBOUNDED.pals.c_11.bpl' [2018-09-26 08:57:20,668 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-09-26 08:57:20,672 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-09-26 08:57:20,673 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-09-26 08:57:20,673 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-09-26 08:57:20,673 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-09-26 08:57:20,692 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "pals_lcr-var-start-time.4.2.ufo.UNBOUNDED.pals.c_11.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 08:57:20" (1/1) ... [2018-09-26 08:57:20,710 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "pals_lcr-var-start-time.4.2.ufo.UNBOUNDED.pals.c_11.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 08:57:20" (1/1) ... [2018-09-26 08:57:20,721 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-09-26 08:57:20,722 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-09-26 08:57:20,722 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-09-26 08:57:20,722 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-09-26 08:57:20,733 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "pals_lcr-var-start-time.4.2.ufo.UNBOUNDED.pals.c_11.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 08:57:20" (1/1) ... [2018-09-26 08:57:20,733 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "pals_lcr-var-start-time.4.2.ufo.UNBOUNDED.pals.c_11.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 08:57:20" (1/1) ... [2018-09-26 08:57:20,736 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "pals_lcr-var-start-time.4.2.ufo.UNBOUNDED.pals.c_11.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 08:57:20" (1/1) ... [2018-09-26 08:57:20,737 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "pals_lcr-var-start-time.4.2.ufo.UNBOUNDED.pals.c_11.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 08:57:20" (1/1) ... [2018-09-26 08:57:20,744 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "pals_lcr-var-start-time.4.2.ufo.UNBOUNDED.pals.c_11.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 08:57:20" (1/1) ... [2018-09-26 08:57:20,747 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "pals_lcr-var-start-time.4.2.ufo.UNBOUNDED.pals.c_11.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 08:57:20" (1/1) ... [2018-09-26 08:57:20,749 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "pals_lcr-var-start-time.4.2.ufo.UNBOUNDED.pals.c_11.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 08:57:20" (1/1) ... [2018-09-26 08:57:20,753 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-09-26 08:57:20,753 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-09-26 08:57:20,753 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-09-26 08:57:20,753 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-09-26 08:57:20,756 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "pals_lcr-var-start-time.4.2.ufo.UNBOUNDED.pals.c_11.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 08:57:20" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-09-26 08:57:20,836 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-09-26 08:57:20,836 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-09-26 08:57:21,833 INFO L346 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-09-26 08:57:21,834 INFO L202 PluginConnector]: Adding new model pals_lcr-var-start-time.4.2.ufo.UNBOUNDED.pals.c_11.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.09 08:57:21 BoogieIcfgContainer [2018-09-26 08:57:21,834 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-09-26 08:57:21,836 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-09-26 08:57:21,836 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-09-26 08:57:21,842 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-09-26 08:57:21,842 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "pals_lcr-var-start-time.4.2.ufo.UNBOUNDED.pals.c_11.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 08:57:20" (1/2) ... [2018-09-26 08:57:21,844 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7de8bc5f and model type pals_lcr-var-start-time.4.2.ufo.UNBOUNDED.pals.c_11.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.09 08:57:21, skipping insertion in model container [2018-09-26 08:57:21,844 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "pals_lcr-var-start-time.4.2.ufo.UNBOUNDED.pals.c_11.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.09 08:57:21" (2/2) ... [2018-09-26 08:57:21,851 INFO L112 eAbstractionObserver]: Analyzing ICFG pals_lcr-var-start-time.4.2.ufo.UNBOUNDED.pals.c_11.bpl [2018-09-26 08:57:21,868 INFO L137 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:PDR Determinization: PREDICATE_ABSTRACTION [2018-09-26 08:57:21,885 INFO L149 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-09-26 08:57:21,975 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-09-26 08:57:21,976 INFO L381 AbstractCegarLoop]: Interprodecural is true [2018-09-26 08:57:21,976 INFO L382 AbstractCegarLoop]: Hoare is true [2018-09-26 08:57:21,976 INFO L383 AbstractCegarLoop]: Compute interpolants for PDR [2018-09-26 08:57:21,976 INFO L384 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-09-26 08:57:21,976 INFO L385 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-09-26 08:57:21,977 INFO L386 AbstractCegarLoop]: Difference is false [2018-09-26 08:57:21,977 INFO L387 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-09-26 08:57:21,977 INFO L392 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-09-26 08:57:22,007 INFO L276 IsEmpty]: Start isEmpty. Operand 6 states. [2018-09-26 08:57:22,022 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 08:57:22,022 INFO L367 BasicCegarLoop]: Found error trace [2018-09-26 08:57:22,030 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1] [2018-09-26 08:57:22,034 INFO L423 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2018-09-26 08:57:22,046 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-09-26 08:57:22,046 INFO L82 PathProgramCache]: Analyzing trace with hash 990345, now seen corresponding path program 1 times No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in [2018-09-26 08:57:22,066 INFO L69 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-09-26 08:57:22,645 WARN L178 SmtUtils]: Spent 380.00 ms on a formula simplification that was a NOOP. DAG size: 110 [2018-09-26 08:57:23,071 WARN L178 SmtUtils]: Spent 315.00 ms on a formula simplification that was a NOOP. DAG size: 111 [2018-09-26 08:57:23,124 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-26 08:57:23,124 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-09-26 08:57:23,128 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-09-26 08:57:23,134 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-09-26 08:57:23,135 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-09-26 08:57:23,137 INFO L87 Difference]: Start difference. First operand 6 states. Second operand 4 states. [2018-09-26 08:57:23,216 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-26 08:57:23,216 INFO L93 Difference]: Finished difference Result 10 states and 11 transitions. [2018-09-26 08:57:23,216 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-09-26 08:57:23,218 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 4 [2018-09-26 08:57:23,218 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-26 08:57:23,229 INFO L225 Difference]: With dead ends: 10 [2018-09-26 08:57:23,230 INFO L226 Difference]: Without dead ends: 7 [2018-09-26 08:57:23,233 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 40 GetRequests, 35 SyntacticMatches, 1 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-09-26 08:57:23,248 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7 states. [2018-09-26 08:57:23,262 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7 to 7. [2018-09-26 08:57:23,263 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2018-09-26 08:57:23,264 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 7 transitions. [2018-09-26 08:57:23,266 INFO L78 Accepts]: Start accepts. Automaton has 7 states and 7 transitions. Word has length 4 [2018-09-26 08:57:23,266 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-26 08:57:23,266 INFO L480 AbstractCegarLoop]: Abstraction has 7 states and 7 transitions. [2018-09-26 08:57:23,266 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-09-26 08:57:23,267 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 7 transitions. [2018-09-26 08:57:23,267 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-09-26 08:57:23,267 INFO L367 BasicCegarLoop]: Found error trace [2018-09-26 08:57:23,267 INFO L375 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1] [2018-09-26 08:57:23,268 INFO L423 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2018-09-26 08:57:23,268 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-09-26 08:57:23,268 INFO L82 PathProgramCache]: Analyzing trace with hash 951799901, now seen corresponding path program 1 times No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in [2018-09-26 08:57:23,280 INFO L69 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-09-26 08:57:23,505 WARN L178 SmtUtils]: Spent 112.00 ms on a formula simplification that was a NOOP. DAG size: 110 [2018-09-26 08:57:23,670 WARN L178 SmtUtils]: Spent 130.00 ms on a formula simplification that was a NOOP. DAG size: 111 [2018-09-26 08:57:24,139 WARN L178 SmtUtils]: Spent 325.00 ms on a formula simplification that was a NOOP. DAG size: 114 [2018-09-26 08:57:24,692 WARN L178 SmtUtils]: Spent 289.00 ms on a formula simplification. DAG size of input: 116 DAG size of output: 116 [2018-09-26 08:57:25,351 WARN L178 SmtUtils]: Spent 248.00 ms on a formula simplification that was a NOOP. DAG size: 235 [2018-09-26 08:57:26,654 WARN L178 SmtUtils]: Spent 392.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 239 [2018-09-26 08:57:28,433 WARN L178 SmtUtils]: Spent 409.00 ms on a formula simplification that was a NOOP. DAG size: 352 [2018-09-26 08:57:31,216 WARN L178 SmtUtils]: Spent 770.00 ms on a formula simplification. DAG size of input: 356 DAG size of output: 356 [2018-09-26 08:57:35,057 WARN L178 SmtUtils]: Spent 733.00 ms on a formula simplification that was a NOOP. DAG size: 476 [2018-09-26 08:57:40,860 WARN L178 SmtUtils]: Spent 1.54 s on a formula simplification. DAG size of input: 480 DAG size of output: 480 [2018-09-26 08:57:45,499 WARN L178 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 447 [2018-09-26 08:57:46,495 WARN L178 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 448 [2018-09-26 08:57:49,017 WARN L178 SmtUtils]: Spent 1.66 s on a formula simplification that was a NOOP. DAG size: 600 [2018-09-26 08:57:57,002 WARN L178 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 451 [2018-09-26 08:57:58,099 WARN L178 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 452 [2018-09-26 08:58:02,822 WARN L178 SmtUtils]: Spent 3.72 s on a formula simplification. DAG size of input: 604 DAG size of output: 604 [2018-09-26 08:58:15,225 WARN L178 SmtUtils]: Spent 157.00 ms on a formula simplification that was a NOOP. DAG size: 526 [2018-09-26 08:58:17,027 WARN L178 SmtUtils]: Spent 205.00 ms on a formula simplification that was a NOOP. DAG size: 527 [2018-09-26 08:58:23,440 WARN L178 SmtUtils]: Spent 4.89 s on a formula simplification that was a NOOP. DAG size: 724 [2018-09-26 08:58:42,794 WARN L178 SmtUtils]: Spent 179.00 ms on a formula simplification that was a NOOP. DAG size: 530 [2018-09-26 08:58:44,560 WARN L178 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 531 [2018-09-26 08:58:56,926 WARN L178 SmtUtils]: Spent 8.93 s on a formula simplification. DAG size of input: 728 DAG size of output: 728 [2018-09-26 08:59:24,903 WARN L178 SmtUtils]: Spent 177.00 ms on a formula simplification that was a NOOP. DAG size: 605 [2018-09-26 08:59:27,833 WARN L178 SmtUtils]: Spent 208.00 ms on a formula simplification that was a NOOP. DAG size: 606 [2018-09-26 08:59:40,779 WARN L178 SmtUtils]: Spent 10.14 s on a formula simplification that was a NOOP. DAG size: 848 [2018-09-26 09:00:23,840 WARN L178 SmtUtils]: Spent 181.00 ms on a formula simplification that was a NOOP. DAG size: 609 [2018-09-26 09:00:26,627 WARN L178 SmtUtils]: Spent 214.00 ms on a formula simplification that was a NOOP. DAG size: 610 [2018-09-26 09:00:48,763 WARN L178 SmtUtils]: Spent 19.45 s on a formula simplification. DAG size of input: 852 DAG size of output: 852 [2018-09-26 09:01:48,975 WARN L178 SmtUtils]: Spent 250.00 ms on a formula simplification that was a NOOP. DAG size: 684 [2018-09-26 09:01:53,397 WARN L178 SmtUtils]: Spent 283.00 ms on a formula simplification that was a NOOP. DAG size: 685 Received shutdown request... [2018-09-26 09:02:06,221 WARN L186 SmtUtils]: Removed 9 from assertion stack [2018-09-26 09:02:06,423 WARN L521 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in [2018-09-26 09:02:06,424 WARN L549 AbstractCegarLoop]: Verification canceled [2018-09-26 09:02:06,430 WARN L206 ceAbstractionStarter]: Timeout [2018-09-26 09:02:06,430 INFO L202 PluginConnector]: Adding new model pals_lcr-var-start-time.4.2.ufo.UNBOUNDED.pals.c_11.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 26.09 09:02:06 BoogieIcfgContainer [2018-09-26 09:02:06,430 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-09-26 09:02:06,431 INFO L168 Benchmark]: Toolchain (without parser) took 285762.31 ms. Allocated memory was 1.5 GB in the beginning and 1.5 GB in the end (delta: -76.0 MB). Free memory was 1.5 GB in the beginning and 935.3 MB in the end (delta: 548.8 MB). Peak memory consumption was 513.0 MB. Max. memory is 7.1 GB. [2018-09-26 09:02:06,433 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 09:02:06,433 INFO L168 Benchmark]: Boogie Procedure Inliner took 48.82 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 09:02:06,434 INFO L168 Benchmark]: Boogie Preprocessor took 31.00 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 09:02:06,434 INFO L168 Benchmark]: RCFGBuilder took 1081.45 ms. Allocated memory is still 1.5 GB. Free memory was 1.5 GB in the beginning and 1.4 GB in the end (delta: 52.9 MB). Peak memory consumption was 52.9 MB. Max. memory is 7.1 GB. [2018-09-26 09:02:06,435 INFO L168 Benchmark]: TraceAbstraction took 284594.88 ms. Allocated memory was 1.5 GB in the beginning and 1.5 GB in the end (delta: -76.0 MB). Free memory was 1.4 GB in the beginning and 935.3 MB in the end (delta: 495.9 MB). Peak memory consumption was 460.2 MB. Max. memory is 7.1 GB. [2018-09-26 09:02:06,440 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 48.82 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 31.00 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 1081.45 ms. Allocated memory is still 1.5 GB. Free memory was 1.5 GB in the beginning and 1.4 GB in the end (delta: 52.9 MB). Peak memory consumption was 52.9 MB. Max. memory is 7.1 GB. * TraceAbstraction took 284594.88 ms. Allocated memory was 1.5 GB in the beginning and 1.5 GB in the end (delta: -76.0 MB). Free memory was 1.4 GB in the beginning and 935.3 MB in the end (delta: 495.9 MB). Peak memory consumption was 460.2 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - TimeoutResultAtElement [Line: 384]: Timeout (TraceAbstraction) Unable to prove that assertion always holds (line 384). Cancelled while BasicCegarLoop was analyzing trace of length 7 with TraceHistMax 2, while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 972. - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 17 locations, 1 error locations. TIMEOUT Result, 284.4s OverallTime, 2 OverallIterations, 2 TraceHistogramMax, 0.1s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 4 SDtfs, 1 SDslu, 4 SDs, 0 SdLazy, 7 SolverSat, 1 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 40 GetRequests, 35 SyntacticMatches, 1 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.9s 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: 0.9s 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/pals_lcr-var-start-time.4.2.ufo.UNBOUNDED.pals.c_11.bpl_AutomizerBpl-pdr-z3.epf_AutomizerBplInline.xml/Csv-Benchmark-0-2018-09-26_09-02-06-458.csv Written .csv to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/csv/pals_lcr-var-start-time.4.2.ufo.UNBOUNDED.pals.c_11.bpl_AutomizerBpl-pdr-z3.epf_AutomizerBplInline.xml/Csv-TraceAbstractionBenchmarks-0-2018-09-26_09-02-06-458.csv Completed graceful shutdown