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.ufo.UNBOUNDED.pals.c_10.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.23-e6fd87c [2018-07-25 09:25:32,476 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-07-25 09:25:32,480 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-07-25 09:25:32,495 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-07-25 09:25:32,495 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-07-25 09:25:32,496 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-07-25 09:25:32,498 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-07-25 09:25:32,499 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-07-25 09:25:32,501 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-07-25 09:25:32,502 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-07-25 09:25:32,503 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-07-25 09:25:32,503 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-07-25 09:25:32,504 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-07-25 09:25:32,505 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-07-25 09:25:32,506 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-07-25 09:25:32,507 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-07-25 09:25:32,508 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-07-25 09:25:32,510 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-07-25 09:25:32,512 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-07-25 09:25:32,514 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-07-25 09:25:32,515 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-07-25 09:25:32,516 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-07-25 09:25:32,518 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-07-25 09:25:32,519 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-07-25 09:25:32,519 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-07-25 09:25:32,520 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-07-25 09:25:32,521 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-07-25 09:25:32,522 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-07-25 09:25:32,523 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-07-25 09:25:32,526 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-07-25 09:25:32,526 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-07-25 09:25:32,527 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-07-25 09:25:32,527 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-07-25 09:25:32,527 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-07-25 09:25:32,528 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-07-25 09:25:32,529 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-07-25 09:25:32,529 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/Pdr/AutomizerBpl-pdr.epf [2018-07-25 09:25:32,546 INFO L110 SettingsManager]: Loading preferences was successful [2018-07-25 09:25:32,546 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-07-25 09:25:32,550 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-07-25 09:25:32,551 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=PDR [2018-07-25 09:25:32,551 INFO L133 SettingsManager]: * Use separate solver for trace checks=false [2018-07-25 09:25:32,551 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-07-25 09:25:32,612 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-07-25 09:25:32,626 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-07-25 09:25:32,633 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-07-25 09:25:32,635 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2018-07-25 09:25:32,636 INFO L276 PluginConnector]: Boogie PL CUP Parser initialized [2018-07-25 09:25:32,636 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170304-DifficultPathPrograms/pals_lcr-var-start-time.4.ufo.UNBOUNDED.pals.c_10.bpl [2018-07-25 09:25:32,637 INFO L111 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170304-DifficultPathPrograms/pals_lcr-var-start-time.4.ufo.UNBOUNDED.pals.c_10.bpl' [2018-07-25 09:25:32,740 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-07-25 09:25:32,742 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-07-25 09:25:32,743 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-07-25 09:25:32,743 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-07-25 09:25:32,743 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-07-25 09:25:32,762 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "pals_lcr-var-start-time.4.ufo.UNBOUNDED.pals.c_10.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 09:25:32" (1/1) ... [2018-07-25 09:25:32,781 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "pals_lcr-var-start-time.4.ufo.UNBOUNDED.pals.c_10.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 09:25:32" (1/1) ... [2018-07-25 09:25:32,789 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-07-25 09:25:32,790 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-07-25 09:25:32,790 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-07-25 09:25:32,790 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-07-25 09:25:32,801 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "pals_lcr-var-start-time.4.ufo.UNBOUNDED.pals.c_10.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 09:25:32" (1/1) ... [2018-07-25 09:25:32,801 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "pals_lcr-var-start-time.4.ufo.UNBOUNDED.pals.c_10.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 09:25:32" (1/1) ... [2018-07-25 09:25:32,806 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "pals_lcr-var-start-time.4.ufo.UNBOUNDED.pals.c_10.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 09:25:32" (1/1) ... [2018-07-25 09:25:32,806 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "pals_lcr-var-start-time.4.ufo.UNBOUNDED.pals.c_10.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 09:25:32" (1/1) ... [2018-07-25 09:25:32,814 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "pals_lcr-var-start-time.4.ufo.UNBOUNDED.pals.c_10.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 09:25:32" (1/1) ... [2018-07-25 09:25:32,816 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "pals_lcr-var-start-time.4.ufo.UNBOUNDED.pals.c_10.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 09:25:32" (1/1) ... [2018-07-25 09:25:32,819 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "pals_lcr-var-start-time.4.ufo.UNBOUNDED.pals.c_10.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 09:25:32" (1/1) ... [2018-07-25 09:25:32,823 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-07-25 09:25:32,823 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-07-25 09:25:32,823 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-07-25 09:25:32,824 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-07-25 09:25:32,825 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "pals_lcr-var-start-time.4.ufo.UNBOUNDED.pals.c_10.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 09:25:32" (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 09:25:32,890 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-07-25 09:25:32,890 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-07-25 09:25:33,845 INFO L273 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-07-25 09:25:33,846 INFO L202 PluginConnector]: Adding new model pals_lcr-var-start-time.4.ufo.UNBOUNDED.pals.c_10.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.07 09:25:33 BoogieIcfgContainer [2018-07-25 09:25:33,846 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-07-25 09:25:33,847 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-07-25 09:25:33,847 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-07-25 09:25:33,850 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-07-25 09:25:33,850 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "pals_lcr-var-start-time.4.ufo.UNBOUNDED.pals.c_10.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 09:25:32" (1/2) ... [2018-07-25 09:25:33,851 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@203c06d4 and model type pals_lcr-var-start-time.4.ufo.UNBOUNDED.pals.c_10.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.07 09:25:33, skipping insertion in model container [2018-07-25 09:25:33,852 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "pals_lcr-var-start-time.4.ufo.UNBOUNDED.pals.c_10.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.07 09:25:33" (2/2) ... [2018-07-25 09:25:33,853 INFO L112 eAbstractionObserver]: Analyzing ICFG pals_lcr-var-start-time.4.ufo.UNBOUNDED.pals.c_10.bpl [2018-07-25 09:25:33,864 INFO L133 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:PDR Determinization: PREDICATE_ABSTRACTION [2018-07-25 09:25:33,877 INFO L145 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-07-25 09:25:33,931 INFO L128 ementStrategyFactory]: Using default assertion order modulation [2018-07-25 09:25:33,932 INFO L374 AbstractCegarLoop]: Interprodecural is true [2018-07-25 09:25:33,932 INFO L375 AbstractCegarLoop]: Hoare is true [2018-07-25 09:25:33,933 INFO L376 AbstractCegarLoop]: Compute interpolants for PDR [2018-07-25 09:25:33,933 INFO L377 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-07-25 09:25:33,933 INFO L378 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-07-25 09:25:33,933 INFO L379 AbstractCegarLoop]: Difference is false [2018-07-25 09:25:33,933 INFO L380 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-07-25 09:25:33,933 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-07-25 09:25:33,953 INFO L276 IsEmpty]: Start isEmpty. Operand 6 states. [2018-07-25 09:25:33,964 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-07-25 09:25:33,966 INFO L346 BasicCegarLoop]: Found error trace [2018-07-25 09:25:33,967 INFO L354 BasicCegarLoop]: trace histogram [1, 1, 1, 1] [2018-07-25 09:25:33,968 INFO L415 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2018-07-25 09:25:33,975 INFO L82 PathProgramCache]: Analyzing trace with hash 990345, now seen corresponding path program 1 times [2018-07-25 09:25:33,980 INFO L69 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-07-25 09:25:34,581 WARN L169 SmtUtils]: Spent 241.00 ms on a formula simplification that was a NOOP. DAG size: 125 [2018-07-25 09:25:34,897 WARN L169 SmtUtils]: Spent 243.00 ms on a formula simplification that was a NOOP. DAG size: 126 [2018-07-25 09:25:34,922 INFO L309 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-07-25 09:25:34,922 INFO L324 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-07-25 09:25:34,926 INFO L451 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-07-25 09:25:34,931 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-07-25 09:25:34,931 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-07-25 09:25:34,934 INFO L87 Difference]: Start difference. First operand 6 states. Second operand 4 states. [2018-07-25 09:25:35,007 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-07-25 09:25:35,007 INFO L93 Difference]: Finished difference Result 10 states and 11 transitions. [2018-07-25 09:25:35,008 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-07-25 09:25:35,010 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 4 [2018-07-25 09:25:35,011 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-07-25 09:25:35,022 INFO L225 Difference]: With dead ends: 10 [2018-07-25 09:25:35,022 INFO L226 Difference]: Without dead ends: 7 [2018-07-25 09:25:35,026 INFO L574 BasicCegarLoop]: 0 DeclaredPredicates, 40 GetRequests, 35 SyntacticMatches, 1 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-07-25 09:25:35,043 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7 states. [2018-07-25 09:25:35,058 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7 to 7. [2018-07-25 09:25:35,060 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2018-07-25 09:25:35,060 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 7 transitions. [2018-07-25 09:25:35,062 INFO L78 Accepts]: Start accepts. Automaton has 7 states and 7 transitions. Word has length 4 [2018-07-25 09:25:35,062 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-07-25 09:25:35,062 INFO L472 AbstractCegarLoop]: Abstraction has 7 states and 7 transitions. [2018-07-25 09:25:35,062 INFO L473 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-07-25 09:25:35,063 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 7 transitions. [2018-07-25 09:25:35,063 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-07-25 09:25:35,063 INFO L346 BasicCegarLoop]: Found error trace [2018-07-25 09:25:35,063 INFO L354 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1] [2018-07-25 09:25:35,064 INFO L415 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2018-07-25 09:25:35,064 INFO L82 PathProgramCache]: Analyzing trace with hash 951799901, now seen corresponding path program 1 times [2018-07-25 09:25:35,064 INFO L69 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-07-25 09:25:35,422 WARN L169 SmtUtils]: Spent 305.00 ms on a formula simplification that was a NOOP. DAG size: 125 [2018-07-25 09:25:35,666 WARN L169 SmtUtils]: Spent 144.00 ms on a formula simplification that was a NOOP. DAG size: 126 [2018-07-25 09:25:35,930 WARN L169 SmtUtils]: Spent 120.00 ms on a formula simplification that was a NOOP. DAG size: 129 [2018-07-25 09:25:36,345 WARN L169 SmtUtils]: Spent 214.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 131 [2018-07-25 09:25:37,118 WARN L169 SmtUtils]: Spent 264.00 ms on a formula simplification that was a NOOP. DAG size: 244 [2018-07-25 09:25:38,405 WARN L169 SmtUtils]: Spent 503.00 ms on a formula simplification. DAG size of input: 248 DAG size of output: 248 [2018-07-25 09:25:40,160 WARN L169 SmtUtils]: Spent 476.00 ms on a formula simplification that was a NOOP. DAG size: 361 [2018-07-25 09:25:42,979 WARN L169 SmtUtils]: Spent 837.00 ms on a formula simplification. DAG size of input: 365 DAG size of output: 365 [2018-07-25 09:25:45,128 WARN L169 SmtUtils]: Spent 112.00 ms on a formula simplification that was a NOOP. DAG size: 376 [2018-07-25 09:25:45,863 WARN L169 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 377 [2018-07-25 09:25:47,264 WARN L169 SmtUtils]: Spent 820.00 ms on a formula simplification that was a NOOP. DAG size: 485 [2018-07-25 09:25:50,699 WARN L169 SmtUtils]: Spent 140.00 ms on a formula simplification that was a NOOP. DAG size: 380 [2018-07-25 09:25:51,382 WARN L169 SmtUtils]: Spent 122.00 ms on a formula simplification that was a NOOP. DAG size: 381 [2018-07-25 09:25:53,939 WARN L169 SmtUtils]: Spent 1.93 s on a formula simplification. DAG size of input: 489 DAG size of output: 489 [2018-07-25 09:25:59,127 WARN L169 SmtUtils]: Spent 118.00 ms on a formula simplification that was a NOOP. DAG size: 455 [2018-07-25 09:26:00,259 WARN L169 SmtUtils]: Spent 130.00 ms on a formula simplification that was a NOOP. DAG size: 456 [2018-07-25 09:26:03,249 WARN L169 SmtUtils]: Spent 1.92 s on a formula simplification that was a NOOP. DAG size: 609 [2018-07-25 09:26:11,802 WARN L169 SmtUtils]: Spent 141.00 ms on a formula simplification that was a NOOP. DAG size: 459 [2018-07-25 09:26:12,891 WARN L169 SmtUtils]: Spent 155.00 ms on a formula simplification that was a NOOP. DAG size: 460 [2018-07-25 09:26:17,777 WARN L169 SmtUtils]: Spent 3.88 s on a formula simplification. DAG size of input: 613 DAG size of output: 613 [2018-07-25 09:26:31,302 WARN L169 SmtUtils]: Spent 159.00 ms on a formula simplification that was a NOOP. DAG size: 534 [2018-07-25 09:26:32,991 WARN L169 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 535 [2018-07-25 09:26:38,724 WARN L169 SmtUtils]: Spent 4.04 s on a formula simplification that was a NOOP. DAG size: 733 [2018-07-25 09:26:59,296 WARN L169 SmtUtils]: Spent 159.00 ms on a formula simplification that was a NOOP. DAG size: 538 [2018-07-25 09:27:01,128 WARN L169 SmtUtils]: Spent 174.00 ms on a formula simplification that was a NOOP. DAG size: 539 [2018-07-25 09:27:11,826 WARN L169 SmtUtils]: Spent 8.95 s on a formula simplification. DAG size of input: 737 DAG size of output: 737 [2018-07-25 09:27:41,693 WARN L169 SmtUtils]: Spent 221.00 ms on a formula simplification that was a NOOP. DAG size: 613 [2018-07-25 09:27:44,425 WARN L169 SmtUtils]: Spent 202.00 ms on a formula simplification that was a NOOP. DAG size: 614 [2018-07-25 09:27:55,595 WARN L169 SmtUtils]: Spent 8.16 s on a formula simplification that was a NOOP. DAG size: 857 [2018-07-25 09:28:39,806 WARN L169 SmtUtils]: Spent 232.00 ms on a formula simplification that was a NOOP. DAG size: 617 [2018-07-25 09:28:42,902 WARN L169 SmtUtils]: Spent 267.00 ms on a formula simplification that was a NOOP. DAG size: 618 [2018-07-25 09:29:01,585 WARN L169 SmtUtils]: Spent 16.21 s on a formula simplification. DAG size of input: 861 DAG size of output: 861 [2018-07-25 09:30:04,561 WARN L169 SmtUtils]: Spent 241.00 ms on a formula simplification that was a NOOP. DAG size: 692 [2018-07-25 09:30:08,840 WARN L169 SmtUtils]: Spent 260.00 ms on a formula simplification that was a NOOP. DAG size: 693 Received shutdown request... [2018-07-25 09:30:20,219 WARN L177 SmtUtils]: Removed 8 from assertion stack [2018-07-25 09:30:20,221 WARN L541 AbstractCegarLoop]: Verification canceled [2018-07-25 09:30:20,225 WARN L202 ceAbstractionStarter]: Timeout [2018-07-25 09:30:20,226 INFO L202 PluginConnector]: Adding new model pals_lcr-var-start-time.4.ufo.UNBOUNDED.pals.c_10.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 25.07 09:30:20 BoogieIcfgContainer [2018-07-25 09:30:20,226 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-07-25 09:30:20,227 INFO L168 Benchmark]: Toolchain (without parser) took 287485.61 ms. Allocated memory was 1.6 GB in the beginning and 1.4 GB in the end (delta: -126.9 MB). Free memory was 1.5 GB in the beginning and 1.1 GB in the end (delta: 345.8 MB). Peak memory consumption was 456.6 MB. Max. memory is 7.1 GB. [2018-07-25 09:30:20,228 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.22 ms. Allocated memory is still 1.6 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-07-25 09:30:20,229 INFO L168 Benchmark]: Boogie Procedure Inliner took 46.55 ms. Allocated memory is still 1.6 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-07-25 09:30:20,229 INFO L168 Benchmark]: Boogie Preprocessor took 33.18 ms. Allocated memory is still 1.6 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-07-25 09:30:20,230 INFO L168 Benchmark]: RCFGBuilder took 1022.59 ms. Allocated memory is still 1.6 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 09:30:20,231 INFO L168 Benchmark]: TraceAbstraction took 286379.30 ms. Allocated memory was 1.6 GB in the beginning and 1.4 GB in the end (delta: -126.9 MB). Free memory was 1.4 GB in the beginning and 1.1 GB in the end (delta: 293.0 MB). Peak memory consumption was 403.8 MB. Max. memory is 7.1 GB. [2018-07-25 09:30:20,236 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 1.6 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 46.55 ms. Allocated memory is still 1.6 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Preprocessor took 33.18 ms. Allocated memory is still 1.6 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. * RCFGBuilder took 1022.59 ms. Allocated memory is still 1.6 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 286379.30 ms. Allocated memory was 1.6 GB in the beginning and 1.4 GB in the end (delta: -126.9 MB). Free memory was 1.4 GB in the beginning and 1.1 GB in the end (delta: 293.0 MB). Peak memory consumption was 403.8 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - TimeoutResultAtElement [Line: 386]: Timeout (TraceAbstraction) Unable to prove that assertion always holds (line 386). 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 981. - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 17 locations, 1 error locations. TIMEOUT Result, 286.3s OverallTime, 2 OverallIterations, 2 TraceHistogramMax, 0.0s 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, 0.8s 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: 0.8s 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.ufo.UNBOUNDED.pals.c_10.bpl_AutomizerBpl-pdr.epf_AutomizerBplInline.xml/Csv-Benchmark-0-2018-07-25_09-30-20-253.csv Written .csv to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/csv/pals_lcr-var-start-time.4.ufo.UNBOUNDED.pals.c_10.bpl_AutomizerBpl-pdr.epf_AutomizerBplInline.xml/Csv-TraceAbstractionBenchmarks-0-2018-07-25_09-30-20-253.csv Completed graceful shutdown