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/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 14:04:44,239 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-07-25 14:04:44,241 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-07-25 14:04:44,254 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-07-25 14:04:44,254 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-07-25 14:04:44,255 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-07-25 14:04:44,257 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-07-25 14:04:44,258 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-07-25 14:04:44,260 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-07-25 14:04:44,261 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-07-25 14:04:44,264 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-07-25 14:04:44,264 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-07-25 14:04:44,265 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-07-25 14:04:44,266 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-07-25 14:04:44,270 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-07-25 14:04:44,271 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-07-25 14:04:44,277 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-07-25 14:04:44,279 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-07-25 14:04:44,287 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-07-25 14:04:44,290 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-07-25 14:04:44,293 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-07-25 14:04:44,294 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-07-25 14:04:44,297 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-07-25 14:04:44,298 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-07-25 14:04:44,298 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-07-25 14:04:44,300 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-07-25 14:04:44,301 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-07-25 14:04:44,302 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-07-25 14:04:44,302 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-07-25 14:04:44,306 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-07-25 14:04:44,306 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-07-25 14:04:44,307 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-07-25 14:04:44,307 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-07-25 14:04:44,308 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-07-25 14:04:44,309 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-07-25 14:04:44,310 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-07-25 14:04:44,311 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 14:04:44,326 INFO L110 SettingsManager]: Loading preferences was successful [2018-07-25 14:04:44,326 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-07-25 14:04:44,327 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-07-25 14:04:44,328 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=PDR [2018-07-25 14:04:44,328 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-07-25 14:04:44,328 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in [2018-07-25 14:04:44,328 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-07-25 14:04:44,377 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-07-25 14:04:44,391 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-07-25 14:04:44,395 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-07-25 14:04:44,397 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2018-07-25 14:04:44,398 INFO L276 PluginConnector]: Boogie PL CUP Parser initialized [2018-07-25 14:04:44,398 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170304-DifficultPathPrograms/pals_lcr-var-start-time.4.2.ufo.BOUNDED-8.pals.c_10.bpl [2018-07-25 14:04:44,399 INFO L111 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170304-DifficultPathPrograms/pals_lcr-var-start-time.4.2.ufo.BOUNDED-8.pals.c_10.bpl' [2018-07-25 14:04:44,471 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-07-25 14:04:44,473 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-07-25 14:04:44,474 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-07-25 14:04:44,474 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-07-25 14:04:44,474 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-07-25 14:04:44,493 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 02:04:44" (1/1) ... [2018-07-25 14:04:44,511 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 02:04:44" (1/1) ... [2018-07-25 14:04:44,519 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-07-25 14:04:44,520 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-07-25 14:04:44,520 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-07-25 14:04:44,520 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-07-25 14:04:44,532 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 02:04:44" (1/1) ... [2018-07-25 14:04:44,532 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 02:04:44" (1/1) ... [2018-07-25 14:04:44,535 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 02:04:44" (1/1) ... [2018-07-25 14:04:44,536 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 02:04:44" (1/1) ... [2018-07-25 14:04:44,550 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 02:04:44" (1/1) ... [2018-07-25 14:04:44,555 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 02:04:44" (1/1) ... [2018-07-25 14:04:44,560 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 02:04:44" (1/1) ... [2018-07-25 14:04:44,572 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-07-25 14:04:44,572 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-07-25 14:04:44,572 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-07-25 14:04:44,573 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-07-25 14:04:44,574 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 02:04:44" (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 14:04:44,651 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-07-25 14:04:44,651 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-07-25 14:04:45,600 INFO L273 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-07-25 14:04:45,601 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 02:04:45 BoogieIcfgContainer [2018-07-25 14:04:45,601 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-07-25 14:04:45,602 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-07-25 14:04:45,602 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-07-25 14:04:45,607 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-07-25 14:04:45,607 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 02:04:44" (1/2) ... [2018-07-25 14:04:45,608 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@37ddb05d 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 02:04:45, skipping insertion in model container [2018-07-25 14:04:45,609 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 02:04:45" (2/2) ... [2018-07-25 14:04:45,611 INFO L112 eAbstractionObserver]: Analyzing ICFG pals_lcr-var-start-time.4.2.ufo.BOUNDED-8.pals.c_10.bpl [2018-07-25 14:04:45,622 INFO L133 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:PDR Determinization: PREDICATE_ABSTRACTION [2018-07-25 14:04:45,640 INFO L145 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-07-25 14:04:45,699 INFO L128 ementStrategyFactory]: Using default assertion order modulation [2018-07-25 14:04:45,700 INFO L374 AbstractCegarLoop]: Interprodecural is true [2018-07-25 14:04:45,701 INFO L375 AbstractCegarLoop]: Hoare is true [2018-07-25 14:04:45,701 INFO L376 AbstractCegarLoop]: Compute interpolants for PDR [2018-07-25 14:04:45,701 INFO L377 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-07-25 14:04:45,701 INFO L378 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-07-25 14:04:45,702 INFO L379 AbstractCegarLoop]: Difference is false [2018-07-25 14:04:45,702 INFO L380 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-07-25 14:04:45,702 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-07-25 14:04:45,717 INFO L276 IsEmpty]: Start isEmpty. Operand 6 states. [2018-07-25 14:04:45,727 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-07-25 14:04:45,728 INFO L346 BasicCegarLoop]: Found error trace [2018-07-25 14:04:45,729 INFO L354 BasicCegarLoop]: trace histogram [1, 1, 1, 1] [2018-07-25 14:04:45,730 INFO L415 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2018-07-25 14:04:45,736 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 [2018-07-25 14:04:45,792 INFO L69 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-07-25 14:04:46,460 WARN L169 SmtUtils]: Spent 337.00 ms on a formula simplification that was a NOOP. DAG size: 114 [2018-07-25 14:04:46,788 WARN L169 SmtUtils]: Spent 265.00 ms on a formula simplification that was a NOOP. DAG size: 115 [2018-07-25 14:04:46,864 INFO L309 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-07-25 14:04:46,864 INFO L324 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-07-25 14:04:46,869 INFO L451 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-07-25 14:04:46,875 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-07-25 14:04:46,876 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-07-25 14:04:46,879 INFO L87 Difference]: Start difference. First operand 6 states. Second operand 4 states. [2018-07-25 14:04:46,954 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-07-25 14:04:46,955 INFO L93 Difference]: Finished difference Result 10 states and 11 transitions. [2018-07-25 14:04:46,956 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-07-25 14:04:46,958 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 4 [2018-07-25 14:04:46,958 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-07-25 14:04:46,968 INFO L225 Difference]: With dead ends: 10 [2018-07-25 14:04:46,969 INFO L226 Difference]: Without dead ends: 7 [2018-07-25 14:04:46,972 INFO L574 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 [2018-07-25 14:04:46,990 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7 states. [2018-07-25 14:04:47,008 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7 to 7. [2018-07-25 14:04:47,010 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2018-07-25 14:04:47,010 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 7 transitions. [2018-07-25 14:04:47,012 INFO L78 Accepts]: Start accepts. Automaton has 7 states and 7 transitions. Word has length 4 [2018-07-25 14:04:47,013 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-07-25 14:04:47,013 INFO L472 AbstractCegarLoop]: Abstraction has 7 states and 7 transitions. [2018-07-25 14:04:47,013 INFO L473 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-07-25 14:04:47,013 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 7 transitions. [2018-07-25 14:04:47,014 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-07-25 14:04:47,014 INFO L346 BasicCegarLoop]: Found error trace [2018-07-25 14:04:47,014 INFO L354 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1] [2018-07-25 14:04:47,015 INFO L415 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2018-07-25 14:04:47,015 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 [2018-07-25 14:04:47,030 INFO L69 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-07-25 14:04:47,245 WARN L169 SmtUtils]: Spent 126.00 ms on a formula simplification that was a NOOP. DAG size: 114 [2018-07-25 14:04:47,513 WARN L169 SmtUtils]: Spent 194.00 ms on a formula simplification that was a NOOP. DAG size: 115 [2018-07-25 14:04:48,064 WARN L169 SmtUtils]: Spent 400.00 ms on a formula simplification that was a NOOP. DAG size: 118 [2018-07-25 14:04:48,506 WARN L169 SmtUtils]: Spent 253.00 ms on a formula simplification. DAG size of input: 120 DAG size of output: 120 [2018-07-25 14:04:48,946 WARN L169 SmtUtils]: Spent 247.00 ms on a formula simplification. DAG size of input: 216 DAG size of output: 214 [2018-07-25 14:04:49,435 WARN L169 SmtUtils]: Spent 184.00 ms on a formula simplification that was a NOOP. DAG size: 240 [2018-07-25 14:04:49,864 WARN L169 SmtUtils]: Spent 107.00 ms on a formula simplification that was a NOOP. DAG size: 218 [2018-07-25 14:04:50,678 WARN L169 SmtUtils]: Spent 462.00 ms on a formula simplification. DAG size of input: 244 DAG size of output: 244 [2018-07-25 14:04:51,489 WARN L169 SmtUtils]: Spent 210.00 ms on a formula simplification. DAG size of input: 296 DAG size of output: 294 [2018-07-25 14:04:52,490 WARN L169 SmtUtils]: Spent 364.00 ms on a formula simplification that was a NOOP. DAG size: 358 [2018-07-25 14:04:54,610 WARN L169 SmtUtils]: Spent 149.00 ms on a formula simplification that was a NOOP. DAG size: 299 [2018-07-25 14:04:55,763 WARN L169 SmtUtils]: Spent 777.00 ms on a formula simplification. DAG size of input: 362 DAG size of output: 362 [2018-07-25 14:04:58,092 WARN L169 SmtUtils]: Spent 297.00 ms on a formula simplification. DAG size of input: 376 DAG size of output: 374 [2018-07-25 14:04:58,771 WARN L169 SmtUtils]: Spent 126.00 ms on a formula simplification that was a NOOP. DAG size: 375 [2018-07-25 14:05:00,253 WARN L169 SmtUtils]: Spent 702.00 ms on a formula simplification that was a NOOP. DAG size: 485 [2018-07-25 14:05:03,755 WARN L169 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 377 [2018-07-25 14:05:04,441 WARN L169 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 378 [2018-07-25 14:05:06,349 WARN L169 SmtUtils]: Spent 1.33 s on a formula simplification. DAG size of input: 488 DAG size of output: 488 [2018-07-25 14:05:13,446 WARN L169 SmtUtils]: Spent 585.00 ms on a formula simplification. DAG size of input: 455 DAG size of output: 453 [2018-07-25 14:05:14,932 WARN L169 SmtUtils]: Spent 271.00 ms on a formula simplification that was a NOOP. DAG size: 454 [2018-07-25 14:05:17,524 WARN L169 SmtUtils]: Spent 1.53 s on a formula simplification that was a NOOP. DAG size: 611 [2018-07-25 14:05:27,982 WARN L169 SmtUtils]: Spent 248.00 ms on a formula simplification that was a NOOP. DAG size: 458 [2018-07-25 14:05:29,642 WARN L169 SmtUtils]: Spent 334.00 ms on a formula simplification that was a NOOP. DAG size: 459 [2018-07-25 14:05:33,502 WARN L169 SmtUtils]: Spent 2.66 s on a formula simplification. DAG size of input: 615 DAG size of output: 615 [2018-07-25 14:05:51,427 WARN L169 SmtUtils]: Spent 733.00 ms on a formula simplification. DAG size of input: 536 DAG size of output: 534 [2018-07-25 14:05:53,881 WARN L169 SmtUtils]: Spent 188.00 ms on a formula simplification that was a NOOP. DAG size: 535 [2018-07-25 14:05:57,937 WARN L169 SmtUtils]: Spent 2.24 s on a formula simplification that was a NOOP. DAG size: 738 [2018-07-25 14:06:24,524 WARN L169 SmtUtils]: Spent 250.00 ms on a formula simplification that was a NOOP. DAG size: 538 [2018-07-25 14:06:27,057 WARN L169 SmtUtils]: Spent 343.00 ms on a formula simplification that was a NOOP. DAG size: 539 [2018-07-25 14:06:34,318 WARN L169 SmtUtils]: Spent 5.18 s on a formula simplification. DAG size of input: 742 DAG size of output: 742 [2018-07-25 14:07:29,883 WARN L169 SmtUtils]: Spent 752.00 ms on a formula simplification. DAG size of input: 616 DAG size of output: 614 [2018-07-25 14:07:34,757 WARN L169 SmtUtils]: Spent 324.00 ms on a formula simplification that was a NOOP. DAG size: 615 [2018-07-25 14:07:43,192 WARN L169 SmtUtils]: Spent 4.88 s on a formula simplification that was a NOOP. DAG size: 865 [2018-07-25 14:08:52,458 WARN L169 SmtUtils]: Spent 505.00 ms on a formula simplification that was a NOOP. DAG size: 617 [2018-07-25 14:08:57,200 WARN L169 SmtUtils]: Spent 378.00 ms on a formula simplification that was a NOOP. DAG size: 618 [2018-07-25 14:09:10,771 WARN L169 SmtUtils]: Spent 9.68 s on a formula simplification. DAG size of input: 868 DAG size of output: 868 Received shutdown request... [2018-07-25 14:09:32,604 WARN L513 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in [2018-07-25 14:09:32,605 WARN L541 AbstractCegarLoop]: Verification canceled [2018-07-25 14:09:32,610 WARN L202 ceAbstractionStarter]: Timeout [2018-07-25 14:09:32,610 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 02:09:32 BoogieIcfgContainer [2018-07-25 14:09:32,611 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-07-25 14:09:32,611 INFO L168 Benchmark]: Toolchain (without parser) took 288139.42 ms. Allocated memory was 1.5 GB in the beginning and 1.6 GB in the end (delta: 79.2 MB). Free memory was 1.5 GB in the beginning and 1.5 GB in the end (delta: -82.9 MB). Peak memory consumption was 661.9 MB. Max. memory is 7.1 GB. [2018-07-25 14:09:32,613 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.22 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 14:09:32,613 INFO L168 Benchmark]: Boogie Procedure Inliner took 45.71 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 14:09:32,614 INFO L168 Benchmark]: Boogie Preprocessor took 52.02 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 14:09:32,614 INFO L168 Benchmark]: RCFGBuilder took 1029.06 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: 52.8 MB). Peak memory consumption was 52.8 MB. Max. memory is 7.1 GB. [2018-07-25 14:09:32,615 INFO L168 Benchmark]: TraceAbstraction took 287008.42 ms. Allocated memory was 1.5 GB in the beginning and 1.6 GB in the end (delta: 79.2 MB). Free memory was 1.4 GB in the beginning and 1.5 GB in the end (delta: -135.7 MB). Peak memory consumption was 609.0 MB. Max. memory is 7.1 GB. [2018-07-25 14:09:32,619 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 0.22 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 45.71 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 52.02 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 1029.06 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: 52.8 MB). Peak memory consumption was 52.8 MB. Max. memory is 7.1 GB. * TraceAbstraction took 287008.42 ms. Allocated memory was 1.5 GB in the beginning and 1.6 GB in the end (delta: 79.2 MB). Free memory was 1.4 GB in the beginning and 1.5 GB in the end (delta: -135.7 MB). Peak memory consumption was 609.0 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, 286.9s 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.BOUNDED-8.pals.c_10.bpl_AutomizerBpl-pdr-z3.epf_AutomizerBplInline.xml/Csv-Benchmark-0-2018-07-25_14-09-32-637.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-z3.epf_AutomizerBplInline.xml/Csv-TraceAbstractionBenchmarks-0-2018-07-25_14-09-32-637.csv Completed graceful shutdown