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.epf -i ../../../trunk/examples/programs/20170304-DifficultPathPrograms/pals_lcr-var-start-time.4.2.ufo.BOUNDED-8.pals.c_10.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.23-e6fd87c [2018-07-25 09:25:21,396 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-07-25 09:25:21,398 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-07-25 09:25:21,411 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-07-25 09:25:21,412 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-07-25 09:25:21,413 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-07-25 09:25:21,415 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-07-25 09:25:21,417 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-07-25 09:25:21,419 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-07-25 09:25:21,427 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-07-25 09:25:21,428 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-07-25 09:25:21,428 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-07-25 09:25:21,430 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-07-25 09:25:21,432 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-07-25 09:25:21,437 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-07-25 09:25:21,438 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-07-25 09:25:21,439 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-07-25 09:25:21,444 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-07-25 09:25:21,446 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-07-25 09:25:21,447 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-07-25 09:25:21,448 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-07-25 09:25:21,449 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-07-25 09:25:21,451 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-07-25 09:25:21,451 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-07-25 09:25:21,451 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-07-25 09:25:21,452 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-07-25 09:25:21,453 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-07-25 09:25:21,454 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-07-25 09:25:21,455 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-07-25 09:25:21,456 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-07-25 09:25:21,456 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-07-25 09:25:21,457 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-07-25 09:25:21,457 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-07-25 09:25:21,457 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-07-25 09:25:21,458 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-07-25 09:25:21,459 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-07-25 09:25:21,459 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/Pdr/AutomizerBpl-pdr.epf [2018-07-25 09:25:21,473 INFO L110 SettingsManager]: Loading preferences was successful [2018-07-25 09:25:21,474 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-07-25 09:25:21,476 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-07-25 09:25:21,476 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=PDR [2018-07-25 09:25:21,476 INFO L133 SettingsManager]: * Use separate solver for trace checks=false [2018-07-25 09:25:21,476 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-07-25 09:25:21,522 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-07-25 09:25:21,539 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-07-25 09:25:21,546 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-07-25 09:25:21,548 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2018-07-25 09:25:21,548 INFO L276 PluginConnector]: Boogie PL CUP Parser initialized [2018-07-25 09:25:21,549 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170304-DifficultPathPrograms/pals_lcr-var-start-time.4.2.ufo.BOUNDED-8.pals.c_10.bpl [2018-07-25 09:25:21,549 INFO L111 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170304-DifficultPathPrograms/pals_lcr-var-start-time.4.2.ufo.BOUNDED-8.pals.c_10.bpl' [2018-07-25 09:25:21,648 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-07-25 09:25:21,650 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-07-25 09:25:21,651 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-07-25 09:25:21,653 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-07-25 09:25:21,654 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-07-25 09:25:21,674 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "pals_lcr-var-start-time.4.2.ufo.BOUNDED-8.pals.c_10.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 09:25:21" (1/1) ... [2018-07-25 09:25:21,693 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "pals_lcr-var-start-time.4.2.ufo.BOUNDED-8.pals.c_10.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 09:25:21" (1/1) ... [2018-07-25 09:25:21,712 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-07-25 09:25:21,713 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-07-25 09:25:21,713 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-07-25 09:25:21,713 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-07-25 09:25:21,725 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "pals_lcr-var-start-time.4.2.ufo.BOUNDED-8.pals.c_10.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 09:25:21" (1/1) ... [2018-07-25 09:25:21,725 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "pals_lcr-var-start-time.4.2.ufo.BOUNDED-8.pals.c_10.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 09:25:21" (1/1) ... [2018-07-25 09:25:21,729 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "pals_lcr-var-start-time.4.2.ufo.BOUNDED-8.pals.c_10.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 09:25:21" (1/1) ... [2018-07-25 09:25:21,730 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "pals_lcr-var-start-time.4.2.ufo.BOUNDED-8.pals.c_10.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 09:25:21" (1/1) ... [2018-07-25 09:25:21,751 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "pals_lcr-var-start-time.4.2.ufo.BOUNDED-8.pals.c_10.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 09:25:21" (1/1) ... [2018-07-25 09:25:21,756 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "pals_lcr-var-start-time.4.2.ufo.BOUNDED-8.pals.c_10.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 09:25:21" (1/1) ... [2018-07-25 09:25:21,760 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "pals_lcr-var-start-time.4.2.ufo.BOUNDED-8.pals.c_10.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 09:25:21" (1/1) ... [2018-07-25 09:25:21,768 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-07-25 09:25:21,774 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-07-25 09:25:21,774 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-07-25 09:25:21,774 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-07-25 09:25:21,776 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "pals_lcr-var-start-time.4.2.ufo.BOUNDED-8.pals.c_10.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 09:25:21" (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 [2018-07-25 09:25:21,855 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-07-25 09:25:21,855 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-07-25 09:25:22,854 INFO L273 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-07-25 09:25:22,855 INFO L202 PluginConnector]: Adding new model pals_lcr-var-start-time.4.2.ufo.BOUNDED-8.pals.c_10.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.07 09:25:22 BoogieIcfgContainer [2018-07-25 09:25:22,855 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-07-25 09:25:22,857 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-07-25 09:25:22,857 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-07-25 09:25:22,861 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-07-25 09:25:22,862 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "pals_lcr-var-start-time.4.2.ufo.BOUNDED-8.pals.c_10.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 09:25:21" (1/2) ... [2018-07-25 09:25:22,863 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@14f477 and model type pals_lcr-var-start-time.4.2.ufo.BOUNDED-8.pals.c_10.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.07 09:25:22, skipping insertion in model container [2018-07-25 09:25:22,864 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "pals_lcr-var-start-time.4.2.ufo.BOUNDED-8.pals.c_10.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.07 09:25:22" (2/2) ... [2018-07-25 09:25:22,866 INFO L112 eAbstractionObserver]: Analyzing ICFG pals_lcr-var-start-time.4.2.ufo.BOUNDED-8.pals.c_10.bpl [2018-07-25 09:25:22,884 INFO L133 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:PDR Determinization: PREDICATE_ABSTRACTION [2018-07-25 09:25:22,899 INFO L145 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-07-25 09:25:22,961 INFO L128 ementStrategyFactory]: Using default assertion order modulation [2018-07-25 09:25:22,962 INFO L374 AbstractCegarLoop]: Interprodecural is true [2018-07-25 09:25:22,962 INFO L375 AbstractCegarLoop]: Hoare is true [2018-07-25 09:25:22,963 INFO L376 AbstractCegarLoop]: Compute interpolants for PDR [2018-07-25 09:25:22,963 INFO L377 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-07-25 09:25:22,963 INFO L378 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-07-25 09:25:22,963 INFO L379 AbstractCegarLoop]: Difference is false [2018-07-25 09:25:22,963 INFO L380 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-07-25 09:25:22,964 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-07-25 09:25:22,982 INFO L276 IsEmpty]: Start isEmpty. Operand 6 states. [2018-07-25 09:25:22,990 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-07-25 09:25:22,990 INFO L346 BasicCegarLoop]: Found error trace [2018-07-25 09:25:22,992 INFO L354 BasicCegarLoop]: trace histogram [1, 1, 1, 1] [2018-07-25 09:25:22,994 INFO L415 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2018-07-25 09:25:23,000 INFO L82 PathProgramCache]: Analyzing trace with hash 990345, now seen corresponding path program 1 times [2018-07-25 09:25:23,006 INFO L69 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-07-25 09:25:23,748 WARN L169 SmtUtils]: Spent 384.00 ms on a formula simplification that was a NOOP. DAG size: 114 [2018-07-25 09:25:24,202 WARN L169 SmtUtils]: Spent 372.00 ms on a formula simplification that was a NOOP. DAG size: 115 [2018-07-25 09:25:24,241 INFO L309 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-07-25 09:25:24,242 INFO L324 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-07-25 09:25:24,247 INFO L451 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-07-25 09:25:24,254 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-07-25 09:25:24,254 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-07-25 09:25:24,257 INFO L87 Difference]: Start difference. First operand 6 states. Second operand 4 states. [2018-07-25 09:25:24,410 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-07-25 09:25:24,411 INFO L93 Difference]: Finished difference Result 10 states and 11 transitions. [2018-07-25 09:25:24,412 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-07-25 09:25:24,414 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 4 [2018-07-25 09:25:24,416 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-07-25 09:25:24,427 INFO L225 Difference]: With dead ends: 10 [2018-07-25 09:25:24,427 INFO L226 Difference]: Without dead ends: 7 [2018-07-25 09:25:24,431 INFO L574 BasicCegarLoop]: 0 DeclaredPredicates, 40 GetRequests, 35 SyntacticMatches, 1 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-07-25 09:25:24,450 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7 states. [2018-07-25 09:25:24,466 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7 to 7. [2018-07-25 09:25:24,468 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2018-07-25 09:25:24,469 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 7 transitions. [2018-07-25 09:25:24,475 INFO L78 Accepts]: Start accepts. Automaton has 7 states and 7 transitions. Word has length 4 [2018-07-25 09:25:24,475 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-07-25 09:25:24,476 INFO L472 AbstractCegarLoop]: Abstraction has 7 states and 7 transitions. [2018-07-25 09:25:24,476 INFO L473 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-07-25 09:25:24,477 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 7 transitions. [2018-07-25 09:25:24,478 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-07-25 09:25:24,478 INFO L346 BasicCegarLoop]: Found error trace [2018-07-25 09:25:24,478 INFO L354 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1] [2018-07-25 09:25:24,479 INFO L415 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2018-07-25 09:25:24,479 INFO L82 PathProgramCache]: Analyzing trace with hash 951799901, now seen corresponding path program 1 times [2018-07-25 09:25:24,479 INFO L69 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-07-25 09:25:24,702 WARN L169 SmtUtils]: Spent 166.00 ms on a formula simplification that was a NOOP. DAG size: 114 [2018-07-25 09:25:25,452 WARN L169 SmtUtils]: Spent 465.00 ms on a formula simplification that was a NOOP. DAG size: 118 [2018-07-25 09:25:25,592 WARN L169 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 119 [2018-07-25 09:25:25,939 WARN L169 SmtUtils]: Spent 279.00 ms on a formula simplification. DAG size of input: 120 DAG size of output: 120 [2018-07-25 09:25:26,334 WARN L169 SmtUtils]: Spent 223.00 ms on a formula simplification. DAG size of input: 216 DAG size of output: 214 [2018-07-25 09:25:26,830 WARN L169 SmtUtils]: Spent 183.00 ms on a formula simplification that was a NOOP. DAG size: 240 [2018-07-25 09:25:27,259 WARN L169 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 218 [2018-07-25 09:25:28,089 WARN L169 SmtUtils]: Spent 474.00 ms on a formula simplification. DAG size of input: 244 DAG size of output: 244 [2018-07-25 09:25:29,009 WARN L169 SmtUtils]: Spent 241.00 ms on a formula simplification. DAG size of input: 296 DAG size of output: 294 [2018-07-25 09:25:30,015 WARN L169 SmtUtils]: Spent 375.00 ms on a formula simplification that was a NOOP. DAG size: 358 [2018-07-25 09:25:32,963 WARN L169 SmtUtils]: Spent 756.00 ms on a formula simplification. DAG size of input: 362 DAG size of output: 362 [2018-07-25 09:25:35,167 WARN L169 SmtUtils]: Spent 318.00 ms on a formula simplification. DAG size of input: 376 DAG size of output: 374 [2018-07-25 09:25:35,871 WARN L169 SmtUtils]: Spent 130.00 ms on a formula simplification that was a NOOP. DAG size: 375 [2018-07-25 09:25:37,583 WARN L169 SmtUtils]: Spent 726.00 ms on a formula simplification that was a NOOP. DAG size: 485 [2018-07-25 09:25:41,155 WARN L169 SmtUtils]: Spent 158.00 ms on a formula simplification that was a NOOP. DAG size: 377 [2018-07-25 09:25:41,858 WARN L169 SmtUtils]: Spent 154.00 ms on a formula simplification that was a NOOP. DAG size: 378 [2018-07-25 09:25:43,796 WARN L169 SmtUtils]: Spent 1.36 s on a formula simplification. DAG size of input: 488 DAG size of output: 488 [2018-07-25 09:25:50,751 WARN L169 SmtUtils]: Spent 596.00 ms on a formula simplification. DAG size of input: 455 DAG size of output: 453 [2018-07-25 09:25:52,201 WARN L169 SmtUtils]: Spent 263.00 ms on a formula simplification that was a NOOP. DAG size: 454 [2018-07-25 09:25:54,769 WARN L169 SmtUtils]: Spent 1.53 s on a formula simplification that was a NOOP. DAG size: 611 [2018-07-25 09:26:05,253 WARN L169 SmtUtils]: Spent 244.00 ms on a formula simplification that was a NOOP. DAG size: 458 [2018-07-25 09:26:06,938 WARN L169 SmtUtils]: Spent 336.00 ms on a formula simplification that was a NOOP. DAG size: 459 [2018-07-25 09:26:10,827 WARN L169 SmtUtils]: Spent 2.64 s on a formula simplification. DAG size of input: 615 DAG size of output: 615 [2018-07-25 09:26:28,698 WARN L169 SmtUtils]: Spent 724.00 ms on a formula simplification. DAG size of input: 536 DAG size of output: 534 [2018-07-25 09:26:31,239 WARN L169 SmtUtils]: Spent 188.00 ms on a formula simplification that was a NOOP. DAG size: 535 [2018-07-25 09:26:35,281 WARN L169 SmtUtils]: Spent 2.23 s on a formula simplification that was a NOOP. DAG size: 738 [2018-07-25 09:27:02,045 WARN L169 SmtUtils]: Spent 268.00 ms on a formula simplification that was a NOOP. DAG size: 538 [2018-07-25 09:27:04,673 WARN L169 SmtUtils]: Spent 353.00 ms on a formula simplification that was a NOOP. DAG size: 539 [2018-07-25 09:27:12,022 WARN L169 SmtUtils]: Spent 5.24 s on a formula simplification. DAG size of input: 742 DAG size of output: 742 [2018-07-25 09:28:07,545 WARN L169 SmtUtils]: Spent 737.00 ms on a formula simplification. DAG size of input: 616 DAG size of output: 614 [2018-07-25 09:28:12,460 WARN L169 SmtUtils]: Spent 325.00 ms on a formula simplification that was a NOOP. DAG size: 615 [2018-07-25 09:28:20,708 WARN L169 SmtUtils]: Spent 4.75 s on a formula simplification that was a NOOP. DAG size: 865 [2018-07-25 09:29:29,876 WARN L169 SmtUtils]: Spent 495.00 ms on a formula simplification that was a NOOP. DAG size: 617 [2018-07-25 09:29:34,445 WARN L169 SmtUtils]: Spent 377.00 ms on a formula simplification that was a NOOP. DAG size: 618 [2018-07-25 09:29:47,621 WARN L169 SmtUtils]: Spent 9.35 s on a formula simplification. DAG size of input: 868 DAG size of output: 868 Received shutdown request... [2018-07-25 09:30:09,435 WARN L541 AbstractCegarLoop]: Verification canceled [2018-07-25 09:30:09,440 WARN L202 ceAbstractionStarter]: Timeout [2018-07-25 09:30:09,441 INFO L202 PluginConnector]: Adding new model pals_lcr-var-start-time.4.2.ufo.BOUNDED-8.pals.c_10.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 25.07 09:30:09 BoogieIcfgContainer [2018-07-25 09:30:09,441 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-07-25 09:30:09,442 INFO L168 Benchmark]: Toolchain (without parser) took 287793.44 ms. Allocated memory was 1.5 GB in the beginning and 1.6 GB in the end (delta: 89.1 MB). Free memory was 1.5 GB in the beginning and 1.0 GB in the end (delta: 460.0 MB). Peak memory consumption was 549.1 MB. Max. memory is 7.1 GB. [2018-07-25 09:30:09,443 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.20 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 09:30:09,444 INFO L168 Benchmark]: Boogie Procedure Inliner took 61.56 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 09:30:09,444 INFO L168 Benchmark]: Boogie Preprocessor took 60.47 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 09:30:09,445 INFO L168 Benchmark]: RCFGBuilder took 1081.05 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. [2018-07-25 09:30:09,446 INFO L168 Benchmark]: TraceAbstraction took 286584.11 ms. Allocated memory was 1.5 GB in the beginning and 1.6 GB in the end (delta: 89.1 MB). Free memory was 1.4 GB in the beginning and 1.0 GB in the end (delta: 407.1 MB). Peak memory consumption was 496.3 MB. Max. memory is 7.1 GB. [2018-07-25 09:30:09,450 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 0.20 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 61.56 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 60.47 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 1081.05 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 286584.11 ms. Allocated memory was 1.5 GB in the beginning and 1.6 GB in the end (delta: 89.1 MB). Free memory was 1.4 GB in the beginning and 1.0 GB in the end (delta: 407.1 MB). Peak memory consumption was 496.3 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - TimeoutResultAtElement [Line: 388]: Timeout (TraceAbstraction) Unable to prove that assertion always holds (line 388). Cancelled while BasicCegarLoop was analyzing trace of length 7 with TraceHistMax 2, while PredicateComparison was comparing new predicate (quantified with 0quantifier alternations) to 45 known predicates. - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 17 locations, 1 error locations. TIMEOUT Result, 286.4s 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, 0.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 40 GetRequests, 35 SyntacticMatches, 1 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 1.0s 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: 1.1s 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/pals_lcr-var-start-time.4.2.ufo.BOUNDED-8.pals.c_10.bpl_AutomizerBpl-pdr.epf_AutomizerBplInline.xml/Csv-Benchmark-0-2018-07-25_09-30-09-462.csv Written .csv to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/csv/pals_lcr-var-start-time.4.2.ufo.BOUNDED-8.pals.c_10.bpl_AutomizerBpl-pdr.epf_AutomizerBplInline.xml/Csv-TraceAbstractionBenchmarks-0-2018-07-25_09-30-09-462.csv Completed graceful shutdown