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.4.1.ufo.BOUNDED-8.pals.c_10.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.23-e6fd87c [2018-07-25 14:04:42,332 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-07-25 14:04:42,334 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-07-25 14:04:42,345 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-07-25 14:04:42,346 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-07-25 14:04:42,347 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-07-25 14:04:42,348 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-07-25 14:04:42,350 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-07-25 14:04:42,351 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-07-25 14:04:42,352 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-07-25 14:04:42,353 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-07-25 14:04:42,353 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-07-25 14:04:42,354 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-07-25 14:04:42,355 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-07-25 14:04:42,356 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-07-25 14:04:42,357 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-07-25 14:04:42,358 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-07-25 14:04:42,360 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-07-25 14:04:42,362 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-07-25 14:04:42,363 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-07-25 14:04:42,364 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-07-25 14:04:42,366 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-07-25 14:04:42,368 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-07-25 14:04:42,368 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-07-25 14:04:42,368 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-07-25 14:04:42,369 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-07-25 14:04:42,370 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-07-25 14:04:42,371 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-07-25 14:04:42,372 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-07-25 14:04:42,373 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-07-25 14:04:42,373 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-07-25 14:04:42,374 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-07-25 14:04:42,374 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-07-25 14:04:42,374 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-07-25 14:04:42,375 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-07-25 14:04:42,376 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-07-25 14:04:42,376 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 14:04:42,384 INFO L110 SettingsManager]: Loading preferences was successful [2018-07-25 14:04:42,385 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-07-25 14:04:42,386 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-07-25 14:04:42,386 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=PDR [2018-07-25 14:04:42,386 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-07-25 14:04:42,386 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in [2018-07-25 14:04:42,387 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-07-25 14:04:42,429 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-07-25 14:04:42,449 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-07-25 14:04:42,456 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-07-25 14:04:42,457 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2018-07-25 14:04:42,458 INFO L276 PluginConnector]: Boogie PL CUP Parser initialized [2018-07-25 14:04:42,458 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170304-DifficultPathPrograms/pals_lcr-var-start-time.4.1.ufo.BOUNDED-8.pals.c_10.bpl [2018-07-25 14:04:42,459 INFO L111 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170304-DifficultPathPrograms/pals_lcr-var-start-time.4.1.ufo.BOUNDED-8.pals.c_10.bpl' [2018-07-25 14:04:42,557 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-07-25 14:04:42,560 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-07-25 14:04:42,560 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-07-25 14:04:42,561 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-07-25 14:04:42,561 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-07-25 14:04:42,581 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "pals_lcr-var-start-time.4.1.ufo.BOUNDED-8.pals.c_10.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 02:04:42" (1/1) ... [2018-07-25 14:04:42,600 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "pals_lcr-var-start-time.4.1.ufo.BOUNDED-8.pals.c_10.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 02:04:42" (1/1) ... [2018-07-25 14:04:42,616 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-07-25 14:04:42,618 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-07-25 14:04:42,618 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-07-25 14:04:42,618 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-07-25 14:04:42,629 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "pals_lcr-var-start-time.4.1.ufo.BOUNDED-8.pals.c_10.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 02:04:42" (1/1) ... [2018-07-25 14:04:42,629 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "pals_lcr-var-start-time.4.1.ufo.BOUNDED-8.pals.c_10.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 02:04:42" (1/1) ... [2018-07-25 14:04:42,633 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "pals_lcr-var-start-time.4.1.ufo.BOUNDED-8.pals.c_10.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 02:04:42" (1/1) ... [2018-07-25 14:04:42,633 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "pals_lcr-var-start-time.4.1.ufo.BOUNDED-8.pals.c_10.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 02:04:42" (1/1) ... [2018-07-25 14:04:42,656 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "pals_lcr-var-start-time.4.1.ufo.BOUNDED-8.pals.c_10.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 02:04:42" (1/1) ... [2018-07-25 14:04:42,660 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "pals_lcr-var-start-time.4.1.ufo.BOUNDED-8.pals.c_10.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 02:04:42" (1/1) ... [2018-07-25 14:04:42,663 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "pals_lcr-var-start-time.4.1.ufo.BOUNDED-8.pals.c_10.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 02:04:42" (1/1) ... [2018-07-25 14:04:42,673 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-07-25 14:04:42,673 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-07-25 14:04:42,673 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-07-25 14:04:42,674 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-07-25 14:04:42,678 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "pals_lcr-var-start-time.4.1.ufo.BOUNDED-8.pals.c_10.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 02:04:42" (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 14:04:42,759 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-07-25 14:04:42,759 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-07-25 14:04:43,736 INFO L273 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-07-25 14:04:43,737 INFO L202 PluginConnector]: Adding new model pals_lcr-var-start-time.4.1.ufo.BOUNDED-8.pals.c_10.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.07 02:04:43 BoogieIcfgContainer [2018-07-25 14:04:43,737 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-07-25 14:04:43,738 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-07-25 14:04:43,738 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-07-25 14:04:43,742 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-07-25 14:04:43,742 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "pals_lcr-var-start-time.4.1.ufo.BOUNDED-8.pals.c_10.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 02:04:42" (1/2) ... [2018-07-25 14:04:43,743 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@627702a8 and model type pals_lcr-var-start-time.4.1.ufo.BOUNDED-8.pals.c_10.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.07 02:04:43, skipping insertion in model container [2018-07-25 14:04:43,743 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "pals_lcr-var-start-time.4.1.ufo.BOUNDED-8.pals.c_10.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.07 02:04:43" (2/2) ... [2018-07-25 14:04:43,745 INFO L112 eAbstractionObserver]: Analyzing ICFG pals_lcr-var-start-time.4.1.ufo.BOUNDED-8.pals.c_10.bpl [2018-07-25 14:04:43,755 INFO L133 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:PDR Determinization: PREDICATE_ABSTRACTION [2018-07-25 14:04:43,769 INFO L145 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-07-25 14:04:43,822 INFO L128 ementStrategyFactory]: Using default assertion order modulation [2018-07-25 14:04:43,823 INFO L374 AbstractCegarLoop]: Interprodecural is true [2018-07-25 14:04:43,823 INFO L375 AbstractCegarLoop]: Hoare is true [2018-07-25 14:04:43,824 INFO L376 AbstractCegarLoop]: Compute interpolants for PDR [2018-07-25 14:04:43,824 INFO L377 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-07-25 14:04:43,824 INFO L378 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-07-25 14:04:43,824 INFO L379 AbstractCegarLoop]: Difference is false [2018-07-25 14:04:43,824 INFO L380 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-07-25 14:04:43,825 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-07-25 14:04:43,845 INFO L276 IsEmpty]: Start isEmpty. Operand 6 states. [2018-07-25 14:04:43,857 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-07-25 14:04:43,857 INFO L346 BasicCegarLoop]: Found error trace [2018-07-25 14:04:43,858 INFO L354 BasicCegarLoop]: trace histogram [1, 1, 1, 1] [2018-07-25 14:04:43,859 INFO L415 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2018-07-25 14:04:43,868 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 14:04:43,899 INFO L69 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-07-25 14:04:44,642 WARN L169 SmtUtils]: Spent 385.00 ms on a formula simplification that was a NOOP. DAG size: 117 [2018-07-25 14:04:44,929 WARN L169 SmtUtils]: Spent 150.00 ms on a formula simplification that was a NOOP. DAG size: 118 [2018-07-25 14:04:44,978 INFO L309 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-07-25 14:04:44,978 INFO L324 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-07-25 14:04:44,983 INFO L451 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-07-25 14:04:44,989 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-07-25 14:04:44,990 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-07-25 14:04:44,993 INFO L87 Difference]: Start difference. First operand 6 states. Second operand 4 states. [2018-07-25 14:04:45,063 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-07-25 14:04:45,064 INFO L93 Difference]: Finished difference Result 10 states and 11 transitions. [2018-07-25 14:04:45,066 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-07-25 14:04:45,068 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 4 [2018-07-25 14:04:45,068 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-07-25 14:04:45,079 INFO L225 Difference]: With dead ends: 10 [2018-07-25 14:04:45,079 INFO L226 Difference]: Without dead ends: 7 [2018-07-25 14:04:45,082 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 14:04:45,101 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7 states. [2018-07-25 14:04:45,117 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7 to 7. [2018-07-25 14:04:45,118 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2018-07-25 14:04:45,119 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 7 transitions. [2018-07-25 14:04:45,121 INFO L78 Accepts]: Start accepts. Automaton has 7 states and 7 transitions. Word has length 4 [2018-07-25 14:04:45,121 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-07-25 14:04:45,122 INFO L472 AbstractCegarLoop]: Abstraction has 7 states and 7 transitions. [2018-07-25 14:04:45,122 INFO L473 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-07-25 14:04:45,122 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 7 transitions. [2018-07-25 14:04:45,122 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-07-25 14:04:45,123 INFO L346 BasicCegarLoop]: Found error trace [2018-07-25 14:04:45,123 INFO L354 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1] [2018-07-25 14:04:45,123 INFO L415 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2018-07-25 14:04:45,124 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 14:04:45,135 INFO L69 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-07-25 14:04:45,623 WARN L169 SmtUtils]: Spent 400.00 ms on a formula simplification that was a NOOP. DAG size: 117 [2018-07-25 14:04:46,052 WARN L169 SmtUtils]: Spent 162.00 ms on a formula simplification that was a NOOP. DAG size: 121 [2018-07-25 14:04:46,185 WARN L169 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 122 [2018-07-25 14:04:46,488 WARN L169 SmtUtils]: Spent 250.00 ms on a formula simplification. DAG size of input: 123 DAG size of output: 123 [2018-07-25 14:04:46,918 WARN L169 SmtUtils]: Spent 237.00 ms on a formula simplification. DAG size of input: 219 DAG size of output: 217 [2018-07-25 14:04:47,430 WARN L169 SmtUtils]: Spent 182.00 ms on a formula simplification that was a NOOP. DAG size: 243 [2018-07-25 14:04:48,612 WARN L169 SmtUtils]: Spent 418.00 ms on a formula simplification. DAG size of input: 247 DAG size of output: 247 [2018-07-25 14:04:49,501 WARN L169 SmtUtils]: Spent 163.00 ms on a formula simplification. DAG size of input: 298 DAG size of output: 296 [2018-07-25 14:04:49,873 WARN L169 SmtUtils]: Spent 109.00 ms on a formula simplification that was a NOOP. DAG size: 297 [2018-07-25 14:04:50,459 WARN L169 SmtUtils]: Spent 312.00 ms on a formula simplification that was a NOOP. DAG size: 363 [2018-07-25 14:04:53,622 WARN L169 SmtUtils]: Spent 806.00 ms on a formula simplification. DAG size of input: 367 DAG size of output: 367 [2018-07-25 14:04:55,824 WARN L169 SmtUtils]: Spent 306.00 ms on a formula simplification. DAG size of input: 378 DAG size of output: 376 [2018-07-25 14:04:56,887 WARN L169 SmtUtils]: Spent 128.00 ms on a formula simplification that was a NOOP. DAG size: 377 [2018-07-25 14:04:58,102 WARN L169 SmtUtils]: Spent 691.00 ms on a formula simplification that was a NOOP. DAG size: 490 [2018-07-25 14:05:01,724 WARN L169 SmtUtils]: Spent 149.00 ms on a formula simplification that was a NOOP. DAG size: 379 [2018-07-25 14:05:02,568 WARN L169 SmtUtils]: Spent 203.00 ms on a formula simplification that was a NOOP. DAG size: 380 [2018-07-25 14:05:04,536 WARN L169 SmtUtils]: Spent 1.32 s on a formula simplification. DAG size of input: 493 DAG size of output: 493 [2018-07-25 14:05:10,821 WARN L169 SmtUtils]: Spent 545.00 ms on a formula simplification. DAG size of input: 457 DAG size of output: 455 [2018-07-25 14:05:12,685 WARN L169 SmtUtils]: Spent 275.00 ms on a formula simplification that was a NOOP. DAG size: 456 [2018-07-25 14:05:14,959 WARN L169 SmtUtils]: Spent 1.25 s on a formula simplification that was a NOOP. DAG size: 616 [2018-07-25 14:05:25,476 WARN L169 SmtUtils]: Spent 384.00 ms on a formula simplification that was a NOOP. DAG size: 460 [2018-07-25 14:05:27,262 WARN L169 SmtUtils]: Spent 331.00 ms on a formula simplification that was a NOOP. DAG size: 461 [2018-07-25 14:05:31,054 WARN L169 SmtUtils]: Spent 2.52 s on a formula simplification. DAG size of input: 620 DAG size of output: 620 [2018-07-25 14:05:48,052 WARN L169 SmtUtils]: Spent 710.00 ms on a formula simplification. DAG size of input: 538 DAG size of output: 536 [2018-07-25 14:05:51,397 WARN L169 SmtUtils]: Spent 710.00 ms on a formula simplification that was a NOOP. DAG size: 537 [2018-07-25 14:05:57,440 WARN L169 SmtUtils]: Spent 3.00 s on a formula simplification that was a NOOP. DAG size: 743 [2018-07-25 14:06:23,417 WARN L169 SmtUtils]: Spent 251.00 ms on a formula simplification that was a NOOP. DAG size: 540 [2018-07-25 14:06:27,047 WARN L169 SmtUtils]: Spent 531.00 ms on a formula simplification that was a NOOP. DAG size: 541 [2018-07-25 14:06:35,672 WARN L169 SmtUtils]: Spent 5.78 s on a formula simplification. DAG size of input: 747 DAG size of output: 747 [2018-07-25 14:07:21,034 WARN L169 SmtUtils]: Spent 974.00 ms on a formula simplification. DAG size of input: 618 DAG size of output: 616 [2018-07-25 14:07:27,556 WARN L169 SmtUtils]: Spent 711.00 ms on a formula simplification that was a NOOP. DAG size: 617 [2018-07-25 14:07:47,098 WARN L169 SmtUtils]: Spent 5.50 s on a formula simplification that was a NOOP. DAG size: 870 [2018-07-25 14:09:09,066 WARN L169 SmtUtils]: Spent 1.26 s on a formula simplification that was a NOOP. DAG size: 619 [2018-07-25 14:09:15,416 WARN L169 SmtUtils]: Spent 859.00 ms on a formula simplification that was a NOOP. DAG size: 620 Received shutdown request... [2018-07-25 14:09:29,003 WARN L177 SmtUtils]: Removed 9 from assertion stack [2018-07-25 14:09:29,206 WARN L513 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in [2018-07-25 14:09:29,207 WARN L541 AbstractCegarLoop]: Verification canceled [2018-07-25 14:09:29,213 WARN L202 ceAbstractionStarter]: Timeout [2018-07-25 14:09:29,213 INFO L202 PluginConnector]: Adding new model pals_lcr-var-start-time.4.1.ufo.BOUNDED-8.pals.c_10.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 25.07 02:09:29 BoogieIcfgContainer [2018-07-25 14:09:29,213 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-07-25 14:09:29,214 INFO L168 Benchmark]: Toolchain (without parser) took 286657.04 ms. Allocated memory was 1.6 GB in the beginning and 1.6 GB in the end (delta: 70.8 MB). Free memory was 1.5 GB in the beginning and 1.3 GB in the end (delta: 144.6 MB). Peak memory consumption was 664.2 MB. Max. memory is 7.1 GB. [2018-07-25 14:09:29,216 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.21 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 14:09:29,217 INFO L168 Benchmark]: Boogie Procedure Inliner took 56.62 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 14:09:29,217 INFO L168 Benchmark]: Boogie Preprocessor took 54.96 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 14:09:29,218 INFO L168 Benchmark]: RCFGBuilder took 1063.85 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: 63.4 MB). Peak memory consumption was 63.4 MB. Max. memory is 7.1 GB. [2018-07-25 14:09:29,219 INFO L168 Benchmark]: TraceAbstraction took 285475.26 ms. Allocated memory was 1.6 GB in the beginning and 1.6 GB in the end (delta: 70.8 MB). Free memory was 1.4 GB in the beginning and 1.3 GB in the end (delta: 81.2 MB). Peak memory consumption was 600.8 MB. Max. memory is 7.1 GB. [2018-07-25 14:09:29,223 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 0.21 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 56.62 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 54.96 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 1063.85 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: 63.4 MB). Peak memory consumption was 63.4 MB. Max. memory is 7.1 GB. * TraceAbstraction took 285475.26 ms. Allocated memory was 1.6 GB in the beginning and 1.6 GB in the end (delta: 70.8 MB). Free memory was 1.4 GB in the beginning and 1.3 GB in the end (delta: 81.2 MB). Peak memory consumption was 600.8 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - TimeoutResultAtElement [Line: 390]: Timeout (TraceAbstraction) Unable to prove that assertion always holds (line 390). 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 873. - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 17 locations, 1 error locations. TIMEOUT Result, 285.4s 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, 0.9s 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.4.1.ufo.BOUNDED-8.pals.c_10.bpl_AutomizerBpl-pdr-z3.epf_AutomizerBplInline.xml/Csv-Benchmark-0-2018-07-25_14-09-29-242.csv Written .csv to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/csv/pals_lcr-var-start-time.4.1.ufo.BOUNDED-8.pals.c_10.bpl_AutomizerBpl-pdr-z3.epf_AutomizerBplInline.xml/Csv-TraceAbstractionBenchmarks-0-2018-07-25_14-09-29-242.csv Completed graceful shutdown