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.5.1.ufo.UNBOUNDED.pals.c_11.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.23-e6fd87c [2018-07-25 14:06:05,421 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-07-25 14:06:05,428 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-07-25 14:06:05,442 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-07-25 14:06:05,442 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-07-25 14:06:05,443 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-07-25 14:06:05,444 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-07-25 14:06:05,446 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-07-25 14:06:05,448 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-07-25 14:06:05,449 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-07-25 14:06:05,449 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-07-25 14:06:05,450 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-07-25 14:06:05,451 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-07-25 14:06:05,451 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-07-25 14:06:05,453 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-07-25 14:06:05,453 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-07-25 14:06:05,454 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-07-25 14:06:05,456 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-07-25 14:06:05,458 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-07-25 14:06:05,459 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-07-25 14:06:05,460 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-07-25 14:06:05,462 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-07-25 14:06:05,464 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-07-25 14:06:05,464 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-07-25 14:06:05,465 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-07-25 14:06:05,466 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-07-25 14:06:05,467 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-07-25 14:06:05,467 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-07-25 14:06:05,468 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-07-25 14:06:05,469 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-07-25 14:06:05,470 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-07-25 14:06:05,470 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-07-25 14:06:05,471 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-07-25 14:06:05,471 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-07-25 14:06:05,472 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-07-25 14:06:05,473 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-07-25 14:06:05,473 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 14:06:05,484 INFO L110 SettingsManager]: Loading preferences was successful [2018-07-25 14:06:05,484 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-07-25 14:06:05,485 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-07-25 14:06:05,486 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=PDR [2018-07-25 14:06:05,486 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-07-25 14:06:05,486 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in [2018-07-25 14:06:05,486 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-07-25 14:06:05,530 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-07-25 14:06:05,546 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-07-25 14:06:05,554 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-07-25 14:06:05,556 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2018-07-25 14:06:05,556 INFO L276 PluginConnector]: Boogie PL CUP Parser initialized [2018-07-25 14:06:05,557 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170304-DifficultPathPrograms/pals_lcr-var-start-time.5.1.ufo.UNBOUNDED.pals.c_11.bpl [2018-07-25 14:06:05,557 INFO L111 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170304-DifficultPathPrograms/pals_lcr-var-start-time.5.1.ufo.UNBOUNDED.pals.c_11.bpl' [2018-07-25 14:06:05,658 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-07-25 14:06:05,660 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-07-25 14:06:05,660 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-07-25 14:06:05,661 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-07-25 14:06:05,661 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-07-25 14:06:05,681 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 02:06:05" (1/1) ... [2018-07-25 14:06:05,700 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 02:06:05" (1/1) ... [2018-07-25 14:06:05,709 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-07-25 14:06:05,710 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-07-25 14:06:05,710 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-07-25 14:06:05,711 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-07-25 14:06:05,723 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 02:06:05" (1/1) ... [2018-07-25 14:06:05,723 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 02:06:05" (1/1) ... [2018-07-25 14:06:05,732 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 02:06:05" (1/1) ... [2018-07-25 14:06:05,732 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 02:06:05" (1/1) ... [2018-07-25 14:06:05,754 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 02:06:05" (1/1) ... [2018-07-25 14:06:05,760 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 02:06:05" (1/1) ... [2018-07-25 14:06:05,767 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 02:06:05" (1/1) ... [2018-07-25 14:06:05,775 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-07-25 14:06:05,776 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-07-25 14:06:05,776 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-07-25 14:06:05,776 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-07-25 14:06:05,777 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 02:06:05" (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 14:06:05,857 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-07-25 14:06:05,857 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-07-25 14:06:07,014 INFO L273 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-07-25 14:06:07,015 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 02:06:07 BoogieIcfgContainer [2018-07-25 14:06:07,015 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-07-25 14:06:07,016 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-07-25 14:06:07,017 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-07-25 14:06:07,020 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-07-25 14:06:07,021 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 02:06:05" (1/2) ... [2018-07-25 14:06:07,022 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1bf28076 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 02:06:07, skipping insertion in model container [2018-07-25 14:06:07,022 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 02:06:07" (2/2) ... [2018-07-25 14:06:07,024 INFO L112 eAbstractionObserver]: Analyzing ICFG pals_lcr-var-start-time.5.1.ufo.UNBOUNDED.pals.c_11.bpl [2018-07-25 14:06:07,035 INFO L133 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:PDR Determinization: PREDICATE_ABSTRACTION [2018-07-25 14:06:07,044 INFO L145 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-07-25 14:06:07,116 INFO L128 ementStrategyFactory]: Using default assertion order modulation [2018-07-25 14:06:07,117 INFO L374 AbstractCegarLoop]: Interprodecural is true [2018-07-25 14:06:07,118 INFO L375 AbstractCegarLoop]: Hoare is true [2018-07-25 14:06:07,118 INFO L376 AbstractCegarLoop]: Compute interpolants for PDR [2018-07-25 14:06:07,118 INFO L377 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-07-25 14:06:07,118 INFO L378 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-07-25 14:06:07,118 INFO L379 AbstractCegarLoop]: Difference is false [2018-07-25 14:06:07,119 INFO L380 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-07-25 14:06:07,119 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-07-25 14:06:07,137 INFO L276 IsEmpty]: Start isEmpty. Operand 6 states. [2018-07-25 14:06:07,145 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-07-25 14:06:07,145 INFO L346 BasicCegarLoop]: Found error trace [2018-07-25 14:06:07,146 INFO L354 BasicCegarLoop]: trace histogram [1, 1, 1, 1] [2018-07-25 14:06:07,147 INFO L415 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2018-07-25 14:06:07,152 INFO L82 PathProgramCache]: Analyzing trace with hash 1001172, 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 14:06:07,173 INFO L69 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-07-25 14:06:08,037 WARN L169 SmtUtils]: Spent 494.00 ms on a formula simplification that was a NOOP. DAG size: 141 [2018-07-25 14:06:08,605 WARN L169 SmtUtils]: Spent 448.00 ms on a formula simplification that was a NOOP. DAG size: 142 [2018-07-25 14:06:08,662 INFO L309 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-07-25 14:06:08,662 INFO L324 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-07-25 14:06:08,666 INFO L451 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-07-25 14:06:08,671 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-07-25 14:06:08,672 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-07-25 14:06:08,674 INFO L87 Difference]: Start difference. First operand 6 states. Second operand 4 states. [2018-07-25 14:06:08,746 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-07-25 14:06:08,747 INFO L93 Difference]: Finished difference Result 10 states and 11 transitions. [2018-07-25 14:06:08,749 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-07-25 14:06:08,751 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 4 [2018-07-25 14:06:08,752 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-07-25 14:06:08,762 INFO L225 Difference]: With dead ends: 10 [2018-07-25 14:06:08,762 INFO L226 Difference]: Without dead ends: 7 [2018-07-25 14:06:08,766 INFO L574 BasicCegarLoop]: 0 DeclaredPredicates, 40 GetRequests, 35 SyntacticMatches, 1 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 1.3s TimeCoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-07-25 14:06:08,785 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7 states. [2018-07-25 14:06:08,801 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7 to 7. [2018-07-25 14:06:08,803 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2018-07-25 14:06:08,803 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 7 transitions. [2018-07-25 14:06:08,806 INFO L78 Accepts]: Start accepts. Automaton has 7 states and 7 transitions. Word has length 4 [2018-07-25 14:06:08,807 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-07-25 14:06:08,807 INFO L472 AbstractCegarLoop]: Abstraction has 7 states and 7 transitions. [2018-07-25 14:06:08,807 INFO L473 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-07-25 14:06:08,807 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 7 transitions. [2018-07-25 14:06:08,808 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-07-25 14:06:08,808 INFO L346 BasicCegarLoop]: Found error trace [2018-07-25 14:06:08,808 INFO L354 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1] [2018-07-25 14:06:08,809 INFO L415 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2018-07-25 14:06:08,809 INFO L82 PathProgramCache]: Analyzing trace with hash 962207787, 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 14:06:08,825 INFO L69 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-07-25 14:06:09,153 WARN L169 SmtUtils]: Spent 239.00 ms on a formula simplification that was a NOOP. DAG size: 141 [2018-07-25 14:06:09,526 WARN L169 SmtUtils]: Spent 341.00 ms on a formula simplification that was a NOOP. DAG size: 142 [2018-07-25 14:06:09,853 WARN L169 SmtUtils]: Spent 142.00 ms on a formula simplification that was a NOOP. DAG size: 145 [2018-07-25 14:06:10,071 WARN L169 SmtUtils]: Spent 145.00 ms on a formula simplification that was a NOOP. DAG size: 146 [2018-07-25 14:06:10,428 WARN L169 SmtUtils]: Spent 302.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 147 [2018-07-25 14:06:11,133 WARN L169 SmtUtils]: Spent 208.00 ms on a formula simplification that was a NOOP. DAG size: 282 [2018-07-25 14:06:11,981 WARN L169 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 258 [2018-07-25 14:06:12,724 WARN L169 SmtUtils]: Spent 462.00 ms on a formula simplification. DAG size of input: 286 DAG size of output: 286 [2018-07-25 14:06:14,039 WARN L169 SmtUtils]: Spent 107.00 ms on a formula simplification that was a NOOP. DAG size: 345 [2018-07-25 14:06:14,999 WARN L169 SmtUtils]: Spent 483.00 ms on a formula simplification that was a NOOP. DAG size: 421 [2018-07-25 14:06:16,364 WARN L169 SmtUtils]: Spent 122.00 ms on a formula simplification that was a NOOP. DAG size: 348 [2018-07-25 14:06:16,846 WARN L169 SmtUtils]: Spent 134.00 ms on a formula simplification that was a NOOP. DAG size: 349 [2018-07-25 14:06:18,184 WARN L169 SmtUtils]: Spent 899.00 ms on a formula simplification. DAG size of input: 425 DAG size of output: 425 [2018-07-25 14:06:20,657 WARN L169 SmtUtils]: Spent 164.00 ms on a formula simplification that was a NOOP. DAG size: 436 [2018-07-25 14:06:21,404 WARN L169 SmtUtils]: Spent 133.00 ms on a formula simplification that was a NOOP. DAG size: 437 [2018-07-25 14:06:23,104 WARN L169 SmtUtils]: Spent 1.11 s on a formula simplification that was a NOOP. DAG size: 570 [2018-07-25 14:06:26,790 WARN L169 SmtUtils]: Spent 172.00 ms on a formula simplification that was a NOOP. DAG size: 440 [2018-07-25 14:06:27,572 WARN L169 SmtUtils]: Spent 185.00 ms on a formula simplification that was a NOOP. DAG size: 441 [2018-07-25 14:06:30,855 WARN L169 SmtUtils]: Spent 2.27 s on a formula simplification. DAG size of input: 574 DAG size of output: 574 [2018-07-25 14:06:36,784 WARN L169 SmtUtils]: Spent 166.00 ms on a formula simplification that was a NOOP. DAG size: 528 [2018-07-25 14:06:38,088 WARN L169 SmtUtils]: Spent 162.00 ms on a formula simplification that was a NOOP. DAG size: 529 [2018-07-25 14:06:41,762 WARN L169 SmtUtils]: Spent 2.52 s on a formula simplification that was a NOOP. DAG size: 719 [2018-07-25 14:06:51,564 WARN L169 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 532 [2018-07-25 14:06:52,904 WARN L169 SmtUtils]: Spent 159.00 ms on a formula simplification that was a NOOP. DAG size: 533 [2018-07-25 14:07:00,523 WARN L169 SmtUtils]: Spent 5.55 s on a formula simplification. DAG size of input: 723 DAG size of output: 723 [2018-07-25 14:07:16,201 WARN L169 SmtUtils]: Spent 167.00 ms on a formula simplification that was a NOOP. DAG size: 620 [2018-07-25 14:07:18,554 WARN L169 SmtUtils]: Spent 214.00 ms on a formula simplification that was a NOOP. DAG size: 621 [2018-07-25 14:07:26,770 WARN L169 SmtUtils]: Spent 5.89 s on a formula simplification that was a NOOP. DAG size: 868 [2018-07-25 14:07:49,958 WARN L169 SmtUtils]: Spent 188.00 ms on a formula simplification that was a NOOP. DAG size: 624 [2018-07-25 14:07:52,532 WARN L169 SmtUtils]: Spent 330.00 ms on a formula simplification that was a NOOP. DAG size: 625 [2018-07-25 14:08:07,133 WARN L169 SmtUtils]: Spent 12.47 s on a formula simplification. DAG size of input: 872 DAG size of output: 872 [2018-07-25 14:08:41,931 WARN L169 SmtUtils]: Spent 333.00 ms on a formula simplification that was a NOOP. DAG size: 712 [2018-07-25 14:08:45,868 WARN L169 SmtUtils]: Spent 272.00 ms on a formula simplification that was a NOOP. DAG size: 713 [2018-07-25 14:09:02,357 WARN L169 SmtUtils]: Spent 12.63 s on a formula simplification that was a NOOP. DAG size: 1017 [2018-07-25 14:09:56,106 WARN L169 SmtUtils]: Spent 274.00 ms on a formula simplification that was a NOOP. DAG size: 716 [2018-07-25 14:09:59,951 WARN L169 SmtUtils]: Spent 335.00 ms on a formula simplification that was a NOOP. DAG size: 717 [2018-07-25 14:10:32,531 WARN L169 SmtUtils]: Spent 26.49 s on a formula simplification. DAG size of input: 1021 DAG size of output: 1021 Received shutdown request... [2018-07-25 14:10:51,871 WARN L513 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in [2018-07-25 14:10:51,871 WARN L541 AbstractCegarLoop]: Verification canceled [2018-07-25 14:10:51,878 WARN L202 ceAbstractionStarter]: Timeout [2018-07-25 14:10:51,878 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 02:10:51 BoogieIcfgContainer [2018-07-25 14:10:51,879 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-07-25 14:10:51,880 INFO L168 Benchmark]: Toolchain (without parser) took 286221.04 ms. Allocated memory was 1.5 GB in the beginning and 1.5 GB in the end (delta: -25.7 MB). Free memory was 1.5 GB in the beginning and 969.1 MB in the end (delta: 493.6 MB). Peak memory consumption was 467.9 MB. Max. memory is 7.1 GB. [2018-07-25 14:10:51,881 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.19 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 14:10:51,882 INFO L168 Benchmark]: Boogie Procedure Inliner took 49.45 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 14:10:51,885 INFO L168 Benchmark]: Boogie Preprocessor took 65.05 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 14:10:51,886 INFO L168 Benchmark]: RCFGBuilder took 1239.84 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 14:10:51,886 INFO L168 Benchmark]: TraceAbstraction took 284862.27 ms. Allocated memory was 1.5 GB in the beginning and 1.5 GB in the end (delta: -25.7 MB). Free memory was 1.4 GB in the beginning and 969.1 MB in the end (delta: 430.1 MB). Peak memory consumption was 404.4 MB. Max. memory is 7.1 GB. [2018-07-25 14:10:51,895 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 0.19 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 49.45 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 65.05 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 1239.84 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 284862.27 ms. Allocated memory was 1.5 GB in the beginning and 1.5 GB in the end (delta: -25.7 MB). Free memory was 1.4 GB in the beginning and 969.1 MB in the end (delta: 430.1 MB). Peak memory consumption was 404.4 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, 284.7s 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, 1.3s 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: 1.3s 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-z3.epf_AutomizerBplInline.xml/Csv-Benchmark-0-2018-07-25_14-10-51-907.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-z3.epf_AutomizerBplInline.xml/Csv-TraceAbstractionBenchmarks-0-2018-07-25_14-10-51-907.csv Completed graceful shutdown