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.5.1.ufo.UNBOUNDED.pals.c_11.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.23-e6fd87c [2018-07-25 09:25:51,027 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-07-25 09:25:51,029 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-07-25 09:25:51,041 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-07-25 09:25:51,041 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-07-25 09:25:51,042 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-07-25 09:25:51,044 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-07-25 09:25:51,045 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-07-25 09:25:51,047 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-07-25 09:25:51,048 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-07-25 09:25:51,049 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-07-25 09:25:51,049 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-07-25 09:25:51,050 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-07-25 09:25:51,051 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-07-25 09:25:51,052 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-07-25 09:25:51,053 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-07-25 09:25:51,053 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-07-25 09:25:51,055 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-07-25 09:25:51,059 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-07-25 09:25:51,061 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-07-25 09:25:51,064 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-07-25 09:25:51,066 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-07-25 09:25:51,072 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-07-25 09:25:51,072 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-07-25 09:25:51,072 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-07-25 09:25:51,076 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-07-25 09:25:51,077 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-07-25 09:25:51,077 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-07-25 09:25:51,078 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-07-25 09:25:51,082 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-07-25 09:25:51,083 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-07-25 09:25:51,085 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-07-25 09:25:51,085 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-07-25 09:25:51,085 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-07-25 09:25:51,086 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-07-25 09:25:51,087 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-07-25 09:25:51,087 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/Pdr/AutomizerBpl-pdr.epf [2018-07-25 09:25:51,103 INFO L110 SettingsManager]: Loading preferences was successful [2018-07-25 09:25:51,104 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-07-25 09:25:51,105 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-07-25 09:25:51,105 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=PDR [2018-07-25 09:25:51,106 INFO L133 SettingsManager]: * Use separate solver for trace checks=false [2018-07-25 09:25:51,106 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-07-25 09:25:51,169 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-07-25 09:25:51,187 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-07-25 09:25:51,192 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-07-25 09:25:51,194 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2018-07-25 09:25:51,194 INFO L276 PluginConnector]: Boogie PL CUP Parser initialized [2018-07-25 09:25:51,195 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170304-DifficultPathPrograms/pals_lcr-var-start-time.5.1.ufo.UNBOUNDED.pals.c_11.bpl [2018-07-25 09:25:51,195 INFO L111 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170304-DifficultPathPrograms/pals_lcr-var-start-time.5.1.ufo.UNBOUNDED.pals.c_11.bpl' [2018-07-25 09:25:51,296 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-07-25 09:25:51,298 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-07-25 09:25:51,299 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-07-25 09:25:51,299 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-07-25 09:25:51,299 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-07-25 09:25:51,319 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "pals_lcr-var-start-time.5.1.ufo.UNBOUNDED.pals.c_11.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 09:25:51" (1/1) ... [2018-07-25 09:25:51,338 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "pals_lcr-var-start-time.5.1.ufo.UNBOUNDED.pals.c_11.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 09:25:51" (1/1) ... [2018-07-25 09:25:51,347 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-07-25 09:25:51,347 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-07-25 09:25:51,348 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-07-25 09:25:51,348 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-07-25 09:25:51,358 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "pals_lcr-var-start-time.5.1.ufo.UNBOUNDED.pals.c_11.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 09:25:51" (1/1) ... [2018-07-25 09:25:51,358 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "pals_lcr-var-start-time.5.1.ufo.UNBOUNDED.pals.c_11.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 09:25:51" (1/1) ... [2018-07-25 09:25:51,362 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "pals_lcr-var-start-time.5.1.ufo.UNBOUNDED.pals.c_11.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 09:25:51" (1/1) ... [2018-07-25 09:25:51,363 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "pals_lcr-var-start-time.5.1.ufo.UNBOUNDED.pals.c_11.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 09:25:51" (1/1) ... [2018-07-25 09:25:51,379 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "pals_lcr-var-start-time.5.1.ufo.UNBOUNDED.pals.c_11.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 09:25:51" (1/1) ... [2018-07-25 09:25:51,381 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "pals_lcr-var-start-time.5.1.ufo.UNBOUNDED.pals.c_11.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 09:25:51" (1/1) ... [2018-07-25 09:25:51,384 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "pals_lcr-var-start-time.5.1.ufo.UNBOUNDED.pals.c_11.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 09:25:51" (1/1) ... [2018-07-25 09:25:51,388 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-07-25 09:25:51,389 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-07-25 09:25:51,389 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-07-25 09:25:51,390 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-07-25 09:25:51,390 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "pals_lcr-var-start-time.5.1.ufo.UNBOUNDED.pals.c_11.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 09:25:51" (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 09:25:51,473 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-07-25 09:25:51,473 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-07-25 09:25:52,540 INFO L273 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-07-25 09:25:52,541 INFO L202 PluginConnector]: Adding new model pals_lcr-var-start-time.5.1.ufo.UNBOUNDED.pals.c_11.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.07 09:25:52 BoogieIcfgContainer [2018-07-25 09:25:52,541 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-07-25 09:25:52,543 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-07-25 09:25:52,543 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-07-25 09:25:52,546 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-07-25 09:25:52,547 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "pals_lcr-var-start-time.5.1.ufo.UNBOUNDED.pals.c_11.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 09:25:51" (1/2) ... [2018-07-25 09:25:52,548 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@61126219 and model type pals_lcr-var-start-time.5.1.ufo.UNBOUNDED.pals.c_11.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.07 09:25:52, skipping insertion in model container [2018-07-25 09:25:52,548 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "pals_lcr-var-start-time.5.1.ufo.UNBOUNDED.pals.c_11.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.07 09:25:52" (2/2) ... [2018-07-25 09:25:52,552 INFO L112 eAbstractionObserver]: Analyzing ICFG pals_lcr-var-start-time.5.1.ufo.UNBOUNDED.pals.c_11.bpl [2018-07-25 09:25:52,563 INFO L133 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:PDR Determinization: PREDICATE_ABSTRACTION [2018-07-25 09:25:52,573 INFO L145 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-07-25 09:25:52,620 INFO L128 ementStrategyFactory]: Using default assertion order modulation [2018-07-25 09:25:52,621 INFO L374 AbstractCegarLoop]: Interprodecural is true [2018-07-25 09:25:52,621 INFO L375 AbstractCegarLoop]: Hoare is true [2018-07-25 09:25:52,621 INFO L376 AbstractCegarLoop]: Compute interpolants for PDR [2018-07-25 09:25:52,621 INFO L377 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-07-25 09:25:52,621 INFO L378 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-07-25 09:25:52,622 INFO L379 AbstractCegarLoop]: Difference is false [2018-07-25 09:25:52,622 INFO L380 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-07-25 09:25:52,622 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-07-25 09:25:52,635 INFO L276 IsEmpty]: Start isEmpty. Operand 6 states. [2018-07-25 09:25:52,643 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-07-25 09:25:52,644 INFO L346 BasicCegarLoop]: Found error trace [2018-07-25 09:25:52,645 INFO L354 BasicCegarLoop]: trace histogram [1, 1, 1, 1] [2018-07-25 09:25:52,646 INFO L415 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2018-07-25 09:25:52,651 INFO L82 PathProgramCache]: Analyzing trace with hash 1001172, now seen corresponding path program 1 times [2018-07-25 09:25:52,657 INFO L69 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-07-25 09:25:53,327 WARN L169 SmtUtils]: Spent 347.00 ms on a formula simplification that was a NOOP. DAG size: 141 [2018-07-25 09:25:53,876 WARN L169 SmtUtils]: Spent 447.00 ms on a formula simplification that was a NOOP. DAG size: 142 [2018-07-25 09:25:53,917 INFO L309 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-07-25 09:25:53,917 INFO L324 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-07-25 09:25:53,923 INFO L451 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-07-25 09:25:53,930 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-07-25 09:25:53,930 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-07-25 09:25:53,933 INFO L87 Difference]: Start difference. First operand 6 states. Second operand 4 states. [2018-07-25 09:25:54,072 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-07-25 09:25:54,072 INFO L93 Difference]: Finished difference Result 10 states and 11 transitions. [2018-07-25 09:25:54,073 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-07-25 09:25:54,074 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 4 [2018-07-25 09:25:54,075 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-07-25 09:25:54,086 INFO L225 Difference]: With dead ends: 10 [2018-07-25 09:25:54,087 INFO L226 Difference]: Without dead ends: 7 [2018-07-25 09:25:54,090 INFO L574 BasicCegarLoop]: 0 DeclaredPredicates, 40 GetRequests, 35 SyntacticMatches, 1 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-07-25 09:25:54,109 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7 states. [2018-07-25 09:25:54,126 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7 to 7. [2018-07-25 09:25:54,127 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2018-07-25 09:25:54,128 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 7 transitions. [2018-07-25 09:25:54,130 INFO L78 Accepts]: Start accepts. Automaton has 7 states and 7 transitions. Word has length 4 [2018-07-25 09:25:54,130 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-07-25 09:25:54,130 INFO L472 AbstractCegarLoop]: Abstraction has 7 states and 7 transitions. [2018-07-25 09:25:54,131 INFO L473 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-07-25 09:25:54,131 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 7 transitions. [2018-07-25 09:25:54,131 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-07-25 09:25:54,131 INFO L346 BasicCegarLoop]: Found error trace [2018-07-25 09:25:54,132 INFO L354 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1] [2018-07-25 09:25:54,132 INFO L415 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2018-07-25 09:25:54,132 INFO L82 PathProgramCache]: Analyzing trace with hash 962207787, now seen corresponding path program 1 times [2018-07-25 09:25:54,133 INFO L69 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-07-25 09:25:54,350 WARN L169 SmtUtils]: Spent 157.00 ms on a formula simplification that was a NOOP. DAG size: 141 [2018-07-25 09:25:54,609 WARN L169 SmtUtils]: Spent 219.00 ms on a formula simplification that was a NOOP. DAG size: 142 [2018-07-25 09:25:54,822 WARN L169 SmtUtils]: Spent 138.00 ms on a formula simplification that was a NOOP. DAG size: 145 [2018-07-25 09:25:55,024 WARN L169 SmtUtils]: Spent 161.00 ms on a formula simplification that was a NOOP. DAG size: 146 [2018-07-25 09:25:55,348 WARN L169 SmtUtils]: Spent 275.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 147 [2018-07-25 09:25:55,576 WARN L169 SmtUtils]: Spent 109.00 ms on a formula simplification that was a NOOP. DAG size: 253 [2018-07-25 09:25:56,132 WARN L169 SmtUtils]: Spent 204.00 ms on a formula simplification that was a NOOP. DAG size: 282 [2018-07-25 09:25:57,594 WARN L169 SmtUtils]: Spent 525.00 ms on a formula simplification. DAG size of input: 286 DAG size of output: 286 [2018-07-25 09:25:59,076 WARN L169 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 345 [2018-07-25 09:26:00,012 WARN L169 SmtUtils]: Spent 537.00 ms on a formula simplification that was a NOOP. DAG size: 421 [2018-07-25 09:26:01,461 WARN L169 SmtUtils]: Spent 117.00 ms on a formula simplification that was a NOOP. DAG size: 348 [2018-07-25 09:26:01,906 WARN L169 SmtUtils]: Spent 127.00 ms on a formula simplification that was a NOOP. DAG size: 349 [2018-07-25 09:26:03,408 WARN L169 SmtUtils]: Spent 933.00 ms on a formula simplification. DAG size of input: 425 DAG size of output: 425 [2018-07-25 09:26:05,461 WARN L169 SmtUtils]: Spent 167.00 ms on a formula simplification that was a NOOP. DAG size: 436 [2018-07-25 09:26:06,212 WARN L169 SmtUtils]: Spent 145.00 ms on a formula simplification that was a NOOP. DAG size: 437 [2018-07-25 09:26:07,908 WARN L169 SmtUtils]: Spent 1.09 s on a formula simplification that was a NOOP. DAG size: 570 [2018-07-25 09:26:11,672 WARN L169 SmtUtils]: Spent 173.00 ms on a formula simplification that was a NOOP. DAG size: 440 [2018-07-25 09:26:12,439 WARN L169 SmtUtils]: Spent 186.00 ms on a formula simplification that was a NOOP. DAG size: 441 [2018-07-25 09:26:15,737 WARN L169 SmtUtils]: Spent 2.23 s on a formula simplification. DAG size of input: 574 DAG size of output: 574 [2018-07-25 09:26:21,710 WARN L169 SmtUtils]: Spent 171.00 ms on a formula simplification that was a NOOP. DAG size: 528 [2018-07-25 09:26:23,055 WARN L169 SmtUtils]: Spent 171.00 ms on a formula simplification that was a NOOP. DAG size: 529 [2018-07-25 09:26:26,818 WARN L169 SmtUtils]: Spent 2.57 s on a formula simplification that was a NOOP. DAG size: 719 [2018-07-25 09:26:36,825 WARN L169 SmtUtils]: Spent 150.00 ms on a formula simplification that was a NOOP. DAG size: 532 [2018-07-25 09:26:38,201 WARN L169 SmtUtils]: Spent 160.00 ms on a formula simplification that was a NOOP. DAG size: 533 [2018-07-25 09:26:45,723 WARN L169 SmtUtils]: Spent 5.44 s on a formula simplification. DAG size of input: 723 DAG size of output: 723 [2018-07-25 09:27:01,458 WARN L169 SmtUtils]: Spent 171.00 ms on a formula simplification that was a NOOP. DAG size: 620 [2018-07-25 09:27:03,871 WARN L169 SmtUtils]: Spent 215.00 ms on a formula simplification that was a NOOP. DAG size: 621 [2018-07-25 09:27:12,208 WARN L169 SmtUtils]: Spent 6.07 s on a formula simplification that was a NOOP. DAG size: 868 [2018-07-25 09:27:35,388 WARN L169 SmtUtils]: Spent 181.00 ms on a formula simplification that was a NOOP. DAG size: 624 [2018-07-25 09:27:38,041 WARN L169 SmtUtils]: Spent 326.00 ms on a formula simplification that was a NOOP. DAG size: 625 [2018-07-25 09:27:52,640 WARN L169 SmtUtils]: Spent 12.48 s on a formula simplification. DAG size of input: 872 DAG size of output: 872 [2018-07-25 09:28:27,406 WARN L169 SmtUtils]: Spent 330.00 ms on a formula simplification that was a NOOP. DAG size: 712 [2018-07-25 09:28:31,394 WARN L169 SmtUtils]: Spent 288.00 ms on a formula simplification that was a NOOP. DAG size: 713 [2018-07-25 09:28:47,936 WARN L169 SmtUtils]: Spent 12.70 s on a formula simplification that was a NOOP. DAG size: 1017 [2018-07-25 09:29:41,380 WARN L169 SmtUtils]: Spent 273.00 ms on a formula simplification that was a NOOP. DAG size: 716 [2018-07-25 09:29:45,324 WARN L169 SmtUtils]: Spent 351.00 ms on a formula simplification that was a NOOP. DAG size: 717 [2018-07-25 09:30:18,322 WARN L169 SmtUtils]: Spent 26.66 s on a formula simplification. DAG size of input: 1021 DAG size of output: 1021 Received shutdown request... [2018-07-25 09:30:38,612 WARN L541 AbstractCegarLoop]: Verification canceled [2018-07-25 09:30:38,617 WARN L202 ceAbstractionStarter]: Timeout [2018-07-25 09:30:38,618 INFO L202 PluginConnector]: Adding new model pals_lcr-var-start-time.5.1.ufo.UNBOUNDED.pals.c_11.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 25.07 09:30:38 BoogieIcfgContainer [2018-07-25 09:30:38,618 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-07-25 09:30:38,619 INFO L168 Benchmark]: Toolchain (without parser) took 287321.79 ms. Allocated memory was 1.5 GB in the beginning and 1.5 GB in the end (delta: -43.0 MB). Free memory was 1.5 GB in the beginning and 990.7 MB in the end (delta: 489.8 MB). Peak memory consumption was 446.8 MB. Max. memory is 7.1 GB. [2018-07-25 09:30:38,620 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 09:30:38,621 INFO L168 Benchmark]: Boogie Procedure Inliner took 48.04 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 09:30:38,621 INFO L168 Benchmark]: Boogie Preprocessor took 41.22 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 09:30:38,622 INFO L168 Benchmark]: RCFGBuilder took 1152.37 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: 63.4 MB). Peak memory consumption was 63.4 MB. Max. memory is 7.1 GB. [2018-07-25 09:30:38,623 INFO L168 Benchmark]: TraceAbstraction took 286075.25 ms. Allocated memory was 1.5 GB in the beginning and 1.5 GB in the end (delta: -43.0 MB). Free memory was 1.4 GB in the beginning and 990.7 MB in the end (delta: 426.3 MB). Peak memory consumption was 383.3 MB. Max. memory is 7.1 GB. [2018-07-25 09:30:38,627 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 48.04 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 41.22 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. * RCFGBuilder took 1152.37 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: 63.4 MB). Peak memory consumption was 63.4 MB. Max. memory is 7.1 GB. * TraceAbstraction took 286075.25 ms. Allocated memory was 1.5 GB in the beginning and 1.5 GB in the end (delta: -43.0 MB). Free memory was 1.4 GB in the beginning and 990.7 MB in the end (delta: 426.3 MB). Peak memory consumption was 383.3 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - TimeoutResultAtElement [Line: 463]: Timeout (TraceAbstraction) Unable to prove that assertion always holds (line 463). 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, 19 locations, 1 error locations. TIMEOUT Result, 286.0s 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, 1.1s 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.5.1.ufo.UNBOUNDED.pals.c_11.bpl_AutomizerBpl-pdr.epf_AutomizerBplInline.xml/Csv-Benchmark-0-2018-07-25_09-30-38-641.csv Written .csv to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/csv/pals_lcr-var-start-time.5.1.ufo.UNBOUNDED.pals.c_11.bpl_AutomizerBpl-pdr.epf_AutomizerBplInline.xml/Csv-TraceAbstractionBenchmarks-0-2018-07-25_09-30-38-641.csv Completed graceful shutdown