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.3.2.ufo.BOUNDED-6.pals.c_9.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.23-e6fd87c [2018-07-25 14:03:46,054 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-07-25 14:03:46,056 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-07-25 14:03:46,076 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-07-25 14:03:46,076 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-07-25 14:03:46,078 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-07-25 14:03:46,080 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-07-25 14:03:46,083 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-07-25 14:03:46,086 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-07-25 14:03:46,093 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-07-25 14:03:46,094 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-07-25 14:03:46,095 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-07-25 14:03:46,096 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-07-25 14:03:46,097 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-07-25 14:03:46,098 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-07-25 14:03:46,099 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-07-25 14:03:46,099 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-07-25 14:03:46,101 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-07-25 14:03:46,103 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-07-25 14:03:46,104 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-07-25 14:03:46,106 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-07-25 14:03:46,107 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-07-25 14:03:46,109 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-07-25 14:03:46,109 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-07-25 14:03:46,109 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-07-25 14:03:46,110 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-07-25 14:03:46,111 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-07-25 14:03:46,112 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-07-25 14:03:46,113 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-07-25 14:03:46,114 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-07-25 14:03:46,114 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-07-25 14:03:46,115 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-07-25 14:03:46,115 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-07-25 14:03:46,116 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-07-25 14:03:46,116 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-07-25 14:03:46,118 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-07-25 14:03:46,118 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 14:03:46,132 INFO L110 SettingsManager]: Loading preferences was successful [2018-07-25 14:03:46,133 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-07-25 14:03:46,134 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-07-25 14:03:46,134 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=PDR [2018-07-25 14:03:46,135 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-07-25 14:03:46,135 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in [2018-07-25 14:03:46,135 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-07-25 14:03:46,196 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-07-25 14:03:46,207 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-07-25 14:03:46,210 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-07-25 14:03:46,212 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2018-07-25 14:03:46,212 INFO L276 PluginConnector]: Boogie PL CUP Parser initialized [2018-07-25 14:03:46,213 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170304-DifficultPathPrograms/pals_lcr-var-start-time.3.2.ufo.BOUNDED-6.pals.c_9.bpl [2018-07-25 14:03:46,213 INFO L111 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170304-DifficultPathPrograms/pals_lcr-var-start-time.3.2.ufo.BOUNDED-6.pals.c_9.bpl' [2018-07-25 14:03:46,288 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-07-25 14:03:46,290 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-07-25 14:03:46,291 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-07-25 14:03:46,292 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-07-25 14:03:46,292 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-07-25 14:03:46,311 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "pals_lcr-var-start-time.3.2.ufo.BOUNDED-6.pals.c_9.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 02:03:46" (1/1) ... [2018-07-25 14:03:46,330 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "pals_lcr-var-start-time.3.2.ufo.BOUNDED-6.pals.c_9.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 02:03:46" (1/1) ... [2018-07-25 14:03:46,338 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-07-25 14:03:46,339 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-07-25 14:03:46,339 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-07-25 14:03:46,339 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-07-25 14:03:46,351 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "pals_lcr-var-start-time.3.2.ufo.BOUNDED-6.pals.c_9.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 02:03:46" (1/1) ... [2018-07-25 14:03:46,351 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "pals_lcr-var-start-time.3.2.ufo.BOUNDED-6.pals.c_9.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 02:03:46" (1/1) ... [2018-07-25 14:03:46,364 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "pals_lcr-var-start-time.3.2.ufo.BOUNDED-6.pals.c_9.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 02:03:46" (1/1) ... [2018-07-25 14:03:46,364 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "pals_lcr-var-start-time.3.2.ufo.BOUNDED-6.pals.c_9.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 02:03:46" (1/1) ... [2018-07-25 14:03:46,376 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "pals_lcr-var-start-time.3.2.ufo.BOUNDED-6.pals.c_9.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 02:03:46" (1/1) ... [2018-07-25 14:03:46,382 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "pals_lcr-var-start-time.3.2.ufo.BOUNDED-6.pals.c_9.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 02:03:46" (1/1) ... [2018-07-25 14:03:46,391 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "pals_lcr-var-start-time.3.2.ufo.BOUNDED-6.pals.c_9.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 02:03:46" (1/1) ... [2018-07-25 14:03:46,394 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-07-25 14:03:46,395 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-07-25 14:03:46,395 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-07-25 14:03:46,395 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-07-25 14:03:46,396 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "pals_lcr-var-start-time.3.2.ufo.BOUNDED-6.pals.c_9.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 02:03:46" (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 14:03:46,477 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-07-25 14:03:46,478 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-07-25 14:03:47,396 INFO L273 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-07-25 14:03:47,396 INFO L202 PluginConnector]: Adding new model pals_lcr-var-start-time.3.2.ufo.BOUNDED-6.pals.c_9.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.07 02:03:47 BoogieIcfgContainer [2018-07-25 14:03:47,397 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-07-25 14:03:47,398 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-07-25 14:03:47,398 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-07-25 14:03:47,401 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-07-25 14:03:47,402 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "pals_lcr-var-start-time.3.2.ufo.BOUNDED-6.pals.c_9.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 02:03:46" (1/2) ... [2018-07-25 14:03:47,403 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@41da04d and model type pals_lcr-var-start-time.3.2.ufo.BOUNDED-6.pals.c_9.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.07 02:03:47, skipping insertion in model container [2018-07-25 14:03:47,403 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "pals_lcr-var-start-time.3.2.ufo.BOUNDED-6.pals.c_9.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.07 02:03:47" (2/2) ... [2018-07-25 14:03:47,405 INFO L112 eAbstractionObserver]: Analyzing ICFG pals_lcr-var-start-time.3.2.ufo.BOUNDED-6.pals.c_9.bpl [2018-07-25 14:03:47,416 INFO L133 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:PDR Determinization: PREDICATE_ABSTRACTION [2018-07-25 14:03:47,426 INFO L145 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-07-25 14:03:47,467 INFO L128 ementStrategyFactory]: Using default assertion order modulation [2018-07-25 14:03:47,468 INFO L374 AbstractCegarLoop]: Interprodecural is true [2018-07-25 14:03:47,468 INFO L375 AbstractCegarLoop]: Hoare is true [2018-07-25 14:03:47,469 INFO L376 AbstractCegarLoop]: Compute interpolants for PDR [2018-07-25 14:03:47,469 INFO L377 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-07-25 14:03:47,469 INFO L378 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-07-25 14:03:47,469 INFO L379 AbstractCegarLoop]: Difference is false [2018-07-25 14:03:47,469 INFO L380 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-07-25 14:03:47,469 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-07-25 14:03:47,481 INFO L276 IsEmpty]: Start isEmpty. Operand 6 states. [2018-07-25 14:03:47,489 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-07-25 14:03:47,489 INFO L346 BasicCegarLoop]: Found error trace [2018-07-25 14:03:47,490 INFO L354 BasicCegarLoop]: trace histogram [1, 1, 1, 1] [2018-07-25 14:03:47,491 INFO L415 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2018-07-25 14:03:47,498 INFO L82 PathProgramCache]: Analyzing trace with hash 979518, 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 14:03:47,517 INFO L69 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-07-25 14:03:48,070 WARN L169 SmtUtils]: Spent 351.00 ms on a formula simplification that was a NOOP. DAG size: 98 [2018-07-25 14:03:48,373 WARN L169 SmtUtils]: Spent 191.00 ms on a formula simplification that was a NOOP. DAG size: 99 [2018-07-25 14:03:48,438 INFO L309 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-07-25 14:03:48,438 INFO L324 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-07-25 14:03:48,442 INFO L451 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-07-25 14:03:48,447 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-07-25 14:03:48,448 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-07-25 14:03:48,450 INFO L87 Difference]: Start difference. First operand 6 states. Second operand 4 states. [2018-07-25 14:03:48,523 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-07-25 14:03:48,523 INFO L93 Difference]: Finished difference Result 10 states and 11 transitions. [2018-07-25 14:03:48,525 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-07-25 14:03:48,527 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 4 [2018-07-25 14:03:48,528 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-07-25 14:03:48,539 INFO L225 Difference]: With dead ends: 10 [2018-07-25 14:03:48,539 INFO L226 Difference]: Without dead ends: 7 [2018-07-25 14:03:48,543 INFO L574 BasicCegarLoop]: 0 DeclaredPredicates, 40 GetRequests, 35 SyntacticMatches, 1 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-07-25 14:03:48,560 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7 states. [2018-07-25 14:03:48,575 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7 to 7. [2018-07-25 14:03:48,577 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2018-07-25 14:03:48,577 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 7 transitions. [2018-07-25 14:03:48,580 INFO L78 Accepts]: Start accepts. Automaton has 7 states and 7 transitions. Word has length 4 [2018-07-25 14:03:48,580 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-07-25 14:03:48,580 INFO L472 AbstractCegarLoop]: Abstraction has 7 states and 7 transitions. [2018-07-25 14:03:48,581 INFO L473 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-07-25 14:03:48,581 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 7 transitions. [2018-07-25 14:03:48,581 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-07-25 14:03:48,581 INFO L346 BasicCegarLoop]: Found error trace [2018-07-25 14:03:48,582 INFO L354 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1] [2018-07-25 14:03:48,582 INFO L415 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2018-07-25 14:03:48,582 INFO L82 PathProgramCache]: Analyzing trace with hash 941392015, 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 14:03:48,597 INFO L69 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-07-25 14:03:48,963 WARN L169 SmtUtils]: Spent 278.00 ms on a formula simplification that was a NOOP. DAG size: 98 [2018-07-25 14:03:49,276 WARN L169 SmtUtils]: Spent 108.00 ms on a formula simplification that was a NOOP. DAG size: 102 [2018-07-25 14:03:50,024 WARN L169 SmtUtils]: Spent 524.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 104 [2018-07-25 14:03:50,481 WARN L169 SmtUtils]: Spent 240.00 ms on a formula simplification. DAG size of input: 182 DAG size of output: 180 [2018-07-25 14:03:50,867 WARN L169 SmtUtils]: Spent 123.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2018-07-25 14:03:51,889 WARN L169 SmtUtils]: Spent 368.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 206 [2018-07-25 14:03:52,532 WARN L169 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 248 DAG size of output: 246 [2018-07-25 14:03:53,436 WARN L169 SmtUtils]: Spent 236.00 ms on a formula simplification that was a NOOP. DAG size: 300 [2018-07-25 14:03:54,386 WARN L169 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 249 [2018-07-25 14:03:54,886 WARN L169 SmtUtils]: Spent 117.00 ms on a formula simplification that was a NOOP. DAG size: 250 [2018-07-25 14:03:55,831 WARN L169 SmtUtils]: Spent 632.00 ms on a formula simplification. DAG size of input: 303 DAG size of output: 303 [2018-07-25 14:03:57,657 WARN L169 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 314 DAG size of output: 312 [2018-07-25 14:03:59,425 WARN L169 SmtUtils]: Spent 494.00 ms on a formula simplification that was a NOOP. DAG size: 401 [2018-07-25 14:04:02,964 WARN L169 SmtUtils]: Spent 150.00 ms on a formula simplification that was a NOOP. DAG size: 318 [2018-07-25 14:04:04,375 WARN L169 SmtUtils]: Spent 898.00 ms on a formula simplification. DAG size of input: 405 DAG size of output: 405 [2018-07-25 14:04:09,466 WARN L169 SmtUtils]: Spent 389.00 ms on a formula simplification. DAG size of input: 382 DAG size of output: 380 [2018-07-25 14:04:10,454 WARN L169 SmtUtils]: Spent 112.00 ms on a formula simplification that was a NOOP. DAG size: 381 [2018-07-25 14:04:12,183 WARN L169 SmtUtils]: Spent 852.00 ms on a formula simplification that was a NOOP. DAG size: 503 [2018-07-25 14:04:20,070 WARN L169 SmtUtils]: Spent 183.00 ms on a formula simplification that was a NOOP. DAG size: 383 [2018-07-25 14:04:21,330 WARN L169 SmtUtils]: Spent 192.00 ms on a formula simplification that was a NOOP. DAG size: 384 [2018-07-25 14:04:24,097 WARN L169 SmtUtils]: Spent 1.70 s on a formula simplification. DAG size of input: 506 DAG size of output: 506 [2018-07-25 14:04:37,649 WARN L169 SmtUtils]: Spent 547.00 ms on a formula simplification. DAG size of input: 448 DAG size of output: 446 [2018-07-25 14:04:39,508 WARN L169 SmtUtils]: Spent 272.00 ms on a formula simplification that was a NOOP. DAG size: 447 [2018-07-25 14:04:42,731 WARN L169 SmtUtils]: Spent 1.48 s on a formula simplification that was a NOOP. DAG size: 604 [2018-07-25 14:05:03,142 WARN L169 SmtUtils]: Spent 439.00 ms on a formula simplification that was a NOOP. DAG size: 450 [2018-07-25 14:05:05,390 WARN L169 SmtUtils]: Spent 434.00 ms on a formula simplification that was a NOOP. DAG size: 451 [2018-07-25 14:05:10,309 WARN L169 SmtUtils]: Spent 3.24 s on a formula simplification. DAG size of input: 607 DAG size of output: 607 [2018-07-25 14:05:42,448 WARN L169 SmtUtils]: Spent 787.00 ms on a formula simplification. DAG size of input: 515 DAG size of output: 513 [2018-07-25 14:05:46,178 WARN L169 SmtUtils]: Spent 711.00 ms on a formula simplification that was a NOOP. DAG size: 514 [2018-07-25 14:05:51,603 WARN L169 SmtUtils]: Spent 2.97 s on a formula simplification that was a NOOP. DAG size: 705 [2018-07-25 14:06:53,882 WARN L169 SmtUtils]: Spent 374.00 ms on a formula simplification that was a NOOP. DAG size: 518 [2018-07-25 14:06:57,836 WARN L169 SmtUtils]: Spent 340.00 ms on a formula simplification that was a NOOP. DAG size: 519 [2018-07-25 14:07:08,149 WARN L169 SmtUtils]: Spent 6.70 s on a formula simplification. DAG size of input: 709 DAG size of output: 709 Received shutdown request... [2018-07-25 14:08:30,965 WARN L513 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in [2018-07-25 14:08:30,966 WARN L541 AbstractCegarLoop]: Verification canceled [2018-07-25 14:08:30,971 WARN L202 ceAbstractionStarter]: Timeout [2018-07-25 14:08:30,972 INFO L202 PluginConnector]: Adding new model pals_lcr-var-start-time.3.2.ufo.BOUNDED-6.pals.c_9.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 25.07 02:08:30 BoogieIcfgContainer [2018-07-25 14:08:30,972 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-07-25 14:08:30,973 INFO L168 Benchmark]: Toolchain (without parser) took 284684.31 ms. Allocated memory was 1.5 GB in the beginning and 1.6 GB in the end (delta: 61.9 MB). Free memory was 1.5 GB in the beginning and 1.4 GB in the end (delta: 91.4 MB). Peak memory consumption was 153.3 MB. Max. memory is 7.1 GB. [2018-07-25 14:08:30,974 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.14 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 14:08:30,975 INFO L168 Benchmark]: Boogie Procedure Inliner took 47.20 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 14:08:30,975 INFO L168 Benchmark]: Boogie Preprocessor took 55.46 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 14:08:30,976 INFO L168 Benchmark]: RCFGBuilder took 1001.88 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: 42.3 MB). Peak memory consumption was 42.3 MB. Max. memory is 7.1 GB. [2018-07-25 14:08:30,976 INFO L168 Benchmark]: TraceAbstraction took 283574.27 ms. Allocated memory was 1.5 GB in the beginning and 1.6 GB in the end (delta: 61.9 MB). Free memory was 1.4 GB in the beginning and 1.4 GB in the end (delta: 49.2 MB). Peak memory consumption was 111.0 MB. Max. memory is 7.1 GB. [2018-07-25 14:08:30,980 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 0.14 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 47.20 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 Preprocessor took 55.46 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 1001.88 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: 42.3 MB). Peak memory consumption was 42.3 MB. Max. memory is 7.1 GB. * TraceAbstraction took 283574.27 ms. Allocated memory was 1.5 GB in the beginning and 1.6 GB in the end (delta: 61.9 MB). Free memory was 1.4 GB in the beginning and 1.4 GB in the end (delta: 49.2 MB). Peak memory consumption was 111.0 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - TimeoutResultAtElement [Line: 312]: Timeout (TraceAbstraction) Unable to prove that assertion always holds (line 312). 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, 15 locations, 1 error locations. TIMEOUT Result, 283.5s 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, 0.7s 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.3.2.ufo.BOUNDED-6.pals.c_9.bpl_AutomizerBpl-pdr-z3.epf_AutomizerBplInline.xml/Csv-Benchmark-0-2018-07-25_14-08-30-992.csv Written .csv to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/csv/pals_lcr-var-start-time.3.2.ufo.BOUNDED-6.pals.c_9.bpl_AutomizerBpl-pdr-z3.epf_AutomizerBplInline.xml/Csv-TraceAbstractionBenchmarks-0-2018-07-25_14-08-30-992.csv Completed graceful shutdown