java -Xmx8000000000 -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/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.4.2.ufo.BOUNDED-8.pals.c_10.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.23-ff8eab6 [2018-09-26 08:56:21,671 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-09-26 08:56:21,673 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-09-26 08:56:21,689 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-09-26 08:56:21,689 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-09-26 08:56:21,691 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-09-26 08:56:21,693 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-09-26 08:56:21,695 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-09-26 08:56:21,697 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-09-26 08:56:21,703 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-09-26 08:56:21,704 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-09-26 08:56:21,707 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-09-26 08:56:21,709 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-09-26 08:56:21,710 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-09-26 08:56:21,711 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-09-26 08:56:21,712 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-09-26 08:56:21,713 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-09-26 08:56:21,715 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-09-26 08:56:21,717 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-09-26 08:56:21,722 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-09-26 08:56:21,723 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-09-26 08:56:21,725 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-09-26 08:56:21,728 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-09-26 08:56:21,729 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-09-26 08:56:21,729 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-09-26 08:56:21,730 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-09-26 08:56:21,731 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-09-26 08:56:21,732 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-09-26 08:56:21,732 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-09-26 08:56:21,733 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-09-26 08:56:21,734 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-09-26 08:56:21,739 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-09-26 08:56:21,739 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-09-26 08:56:21,739 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-09-26 08:56:21,740 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-09-26 08:56:21,741 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-09-26 08:56:21,742 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/Pdr/AutomizerBpl-pdr-z3.epf [2018-09-26 08:56:21,755 INFO L110 SettingsManager]: Loading preferences was successful [2018-09-26 08:56:21,757 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-09-26 08:56:21,758 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-09-26 08:56:21,758 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=PDR [2018-09-26 08:56:21,761 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-09-26 08:56:21,761 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in [2018-09-26 08:56:21,761 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-09-26 08:56:21,807 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-09-26 08:56:21,824 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-09-26 08:56:21,829 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-09-26 08:56:21,831 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2018-09-26 08:56:21,832 INFO L276 PluginConnector]: Boogie PL CUP Parser initialized [2018-09-26 08:56:21,833 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170304-DifficultPathPrograms/pals_lcr-var-start-time.4.2.ufo.BOUNDED-8.pals.c_10.bpl [2018-09-26 08:56:21,833 INFO L111 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170304-DifficultPathPrograms/pals_lcr-var-start-time.4.2.ufo.BOUNDED-8.pals.c_10.bpl' [2018-09-26 08:56:21,940 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-09-26 08:56:21,944 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-09-26 08:56:21,945 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-09-26 08:56:21,945 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-09-26 08:56:21,945 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-09-26 08:56:21,967 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "pals_lcr-var-start-time.4.2.ufo.BOUNDED-8.pals.c_10.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 08:56:21" (1/1) ... [2018-09-26 08:56:21,986 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "pals_lcr-var-start-time.4.2.ufo.BOUNDED-8.pals.c_10.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 08:56:21" (1/1) ... [2018-09-26 08:56:22,000 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-09-26 08:56:22,001 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-09-26 08:56:22,001 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-09-26 08:56:22,001 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-09-26 08:56:22,012 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "pals_lcr-var-start-time.4.2.ufo.BOUNDED-8.pals.c_10.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 08:56:21" (1/1) ... [2018-09-26 08:56:22,013 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "pals_lcr-var-start-time.4.2.ufo.BOUNDED-8.pals.c_10.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 08:56:21" (1/1) ... [2018-09-26 08:56:22,015 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "pals_lcr-var-start-time.4.2.ufo.BOUNDED-8.pals.c_10.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 08:56:21" (1/1) ... [2018-09-26 08:56:22,015 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "pals_lcr-var-start-time.4.2.ufo.BOUNDED-8.pals.c_10.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 08:56:21" (1/1) ... [2018-09-26 08:56:22,023 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "pals_lcr-var-start-time.4.2.ufo.BOUNDED-8.pals.c_10.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 08:56:21" (1/1) ... [2018-09-26 08:56:22,025 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "pals_lcr-var-start-time.4.2.ufo.BOUNDED-8.pals.c_10.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 08:56:21" (1/1) ... [2018-09-26 08:56:22,027 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "pals_lcr-var-start-time.4.2.ufo.BOUNDED-8.pals.c_10.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 08:56:21" (1/1) ... [2018-09-26 08:56:22,031 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-09-26 08:56:22,031 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-09-26 08:56:22,031 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-09-26 08:56:22,032 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-09-26 08:56:22,033 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "pals_lcr-var-start-time.4.2.ufo.BOUNDED-8.pals.c_10.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 08:56:21" (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 [2018-09-26 08:56:22,105 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-09-26 08:56:22,106 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-09-26 08:56:23,122 INFO L346 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-09-26 08:56:23,123 INFO L202 PluginConnector]: Adding new model pals_lcr-var-start-time.4.2.ufo.BOUNDED-8.pals.c_10.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.09 08:56:23 BoogieIcfgContainer [2018-09-26 08:56:23,123 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-09-26 08:56:23,125 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-09-26 08:56:23,125 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-09-26 08:56:23,132 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-09-26 08:56:23,132 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "pals_lcr-var-start-time.4.2.ufo.BOUNDED-8.pals.c_10.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 08:56:21" (1/2) ... [2018-09-26 08:56:23,133 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@11b1b6ac and model type pals_lcr-var-start-time.4.2.ufo.BOUNDED-8.pals.c_10.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.09 08:56:23, skipping insertion in model container [2018-09-26 08:56:23,133 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "pals_lcr-var-start-time.4.2.ufo.BOUNDED-8.pals.c_10.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.09 08:56:23" (2/2) ... [2018-09-26 08:56:23,135 INFO L112 eAbstractionObserver]: Analyzing ICFG pals_lcr-var-start-time.4.2.ufo.BOUNDED-8.pals.c_10.bpl [2018-09-26 08:56:23,147 INFO L137 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:PDR Determinization: PREDICATE_ABSTRACTION [2018-09-26 08:56:23,159 INFO L149 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-09-26 08:56:23,210 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-09-26 08:56:23,211 INFO L381 AbstractCegarLoop]: Interprodecural is true [2018-09-26 08:56:23,211 INFO L382 AbstractCegarLoop]: Hoare is true [2018-09-26 08:56:23,211 INFO L383 AbstractCegarLoop]: Compute interpolants for PDR [2018-09-26 08:56:23,211 INFO L384 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-09-26 08:56:23,211 INFO L385 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-09-26 08:56:23,212 INFO L386 AbstractCegarLoop]: Difference is false [2018-09-26 08:56:23,212 INFO L387 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-09-26 08:56:23,212 INFO L392 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-09-26 08:56:23,231 INFO L276 IsEmpty]: Start isEmpty. Operand 6 states. [2018-09-26 08:56:23,241 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 08:56:23,242 INFO L367 BasicCegarLoop]: Found error trace [2018-09-26 08:56:23,243 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1] [2018-09-26 08:56:23,244 INFO L423 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2018-09-26 08:56:23,250 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-09-26 08:56:23,250 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 [2018-09-26 08:56:23,279 INFO L69 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-09-26 08:56:23,885 WARN L178 SmtUtils]: Spent 282.00 ms on a formula simplification that was a NOOP. DAG size: 114 [2018-09-26 08:56:24,190 WARN L178 SmtUtils]: Spent 208.00 ms on a formula simplification that was a NOOP. DAG size: 115 [2018-09-26 08:56:24,262 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-26 08:56:24,262 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-09-26 08:56:24,267 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-09-26 08:56:24,274 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-09-26 08:56:24,275 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-09-26 08:56:24,279 INFO L87 Difference]: Start difference. First operand 6 states. Second operand 4 states. [2018-09-26 08:56:24,368 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-26 08:56:24,369 INFO L93 Difference]: Finished difference Result 10 states and 11 transitions. [2018-09-26 08:56:24,370 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-09-26 08:56:24,372 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 4 [2018-09-26 08:56:24,372 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-26 08:56:24,383 INFO L225 Difference]: With dead ends: 10 [2018-09-26 08:56:24,383 INFO L226 Difference]: Without dead ends: 7 [2018-09-26 08:56:24,387 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 40 GetRequests, 35 SyntacticMatches, 1 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-09-26 08:56:24,405 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7 states. [2018-09-26 08:56:24,421 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7 to 7. [2018-09-26 08:56:24,423 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2018-09-26 08:56:24,424 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 7 transitions. [2018-09-26 08:56:24,426 INFO L78 Accepts]: Start accepts. Automaton has 7 states and 7 transitions. Word has length 4 [2018-09-26 08:56:24,426 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-26 08:56:24,426 INFO L480 AbstractCegarLoop]: Abstraction has 7 states and 7 transitions. [2018-09-26 08:56:24,426 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-09-26 08:56:24,427 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 7 transitions. [2018-09-26 08:56:24,427 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-09-26 08:56:24,427 INFO L367 BasicCegarLoop]: Found error trace [2018-09-26 08:56:24,427 INFO L375 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1] [2018-09-26 08:56:24,428 INFO L423 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2018-09-26 08:56:24,428 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-09-26 08:56:24,428 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 [2018-09-26 08:56:24,438 INFO L69 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-09-26 08:56:24,879 WARN L178 SmtUtils]: Spent 392.00 ms on a formula simplification that was a NOOP. DAG size: 114 [2018-09-26 08:56:25,053 WARN L178 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 115 [2018-09-26 08:56:25,360 WARN L178 SmtUtils]: Spent 108.00 ms on a formula simplification that was a NOOP. DAG size: 118 [2018-09-26 08:56:25,808 WARN L178 SmtUtils]: Spent 250.00 ms on a formula simplification. DAG size of input: 120 DAG size of output: 120 [2018-09-26 08:56:26,308 WARN L178 SmtUtils]: Spent 302.00 ms on a formula simplification. DAG size of input: 216 DAG size of output: 214 [2018-09-26 08:56:26,813 WARN L178 SmtUtils]: Spent 203.00 ms on a formula simplification that was a NOOP. DAG size: 240 [2018-09-26 08:56:28,204 WARN L178 SmtUtils]: Spent 500.00 ms on a formula simplification. DAG size of input: 244 DAG size of output: 244 [2018-09-26 08:56:29,097 WARN L178 SmtUtils]: Spent 217.00 ms on a formula simplification. DAG size of input: 296 DAG size of output: 294 [2018-09-26 08:56:30,091 WARN L178 SmtUtils]: Spent 367.00 ms on a formula simplification that was a NOOP. DAG size: 358 [2018-09-26 08:56:31,844 WARN L178 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 299 [2018-09-26 08:56:33,074 WARN L178 SmtUtils]: Spent 869.00 ms on a formula simplification. DAG size of input: 362 DAG size of output: 362 [2018-09-26 08:56:35,682 WARN L178 SmtUtils]: Spent 313.00 ms on a formula simplification. DAG size of input: 376 DAG size of output: 374 [2018-09-26 08:56:36,376 WARN L178 SmtUtils]: Spent 134.00 ms on a formula simplification that was a NOOP. DAG size: 375 [2018-09-26 08:56:37,872 WARN L178 SmtUtils]: Spent 714.00 ms on a formula simplification that was a NOOP. DAG size: 485 [2018-09-26 08:56:41,609 WARN L178 SmtUtils]: Spent 162.00 ms on a formula simplification that was a NOOP. DAG size: 377 [2018-09-26 08:56:42,321 WARN L178 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 378 [2018-09-26 08:56:44,231 WARN L178 SmtUtils]: Spent 1.33 s on a formula simplification. DAG size of input: 488 DAG size of output: 488 [2018-09-26 08:56:51,101 WARN L178 SmtUtils]: Spent 590.00 ms on a formula simplification. DAG size of input: 455 DAG size of output: 453 [2018-09-26 08:56:52,562 WARN L178 SmtUtils]: Spent 265.00 ms on a formula simplification that was a NOOP. DAG size: 454 [2018-09-26 08:56:55,118 WARN L178 SmtUtils]: Spent 1.53 s on a formula simplification that was a NOOP. DAG size: 611 [2018-09-26 08:57:05,615 WARN L178 SmtUtils]: Spent 254.00 ms on a formula simplification that was a NOOP. DAG size: 458 [2018-09-26 08:57:07,282 WARN L178 SmtUtils]: Spent 333.00 ms on a formula simplification that was a NOOP. DAG size: 459 [2018-09-26 08:57:11,117 WARN L178 SmtUtils]: Spent 2.63 s on a formula simplification. DAG size of input: 615 DAG size of output: 615 [2018-09-26 08:57:28,952 WARN L178 SmtUtils]: Spent 743.00 ms on a formula simplification. DAG size of input: 536 DAG size of output: 534 [2018-09-26 08:57:31,401 WARN L178 SmtUtils]: Spent 182.00 ms on a formula simplification that was a NOOP. DAG size: 535 [2018-09-26 08:57:35,523 WARN L178 SmtUtils]: Spent 2.29 s on a formula simplification that was a NOOP. DAG size: 738 [2018-09-26 08:58:02,333 WARN L178 SmtUtils]: Spent 258.00 ms on a formula simplification that was a NOOP. DAG size: 538 [2018-09-26 08:58:04,875 WARN L178 SmtUtils]: Spent 343.00 ms on a formula simplification that was a NOOP. DAG size: 539 [2018-09-26 08:58:12,178 WARN L178 SmtUtils]: Spent 5.21 s on a formula simplification. DAG size of input: 742 DAG size of output: 742 [2018-09-26 08:59:07,501 WARN L178 SmtUtils]: Spent 733.00 ms on a formula simplification. DAG size of input: 616 DAG size of output: 614 [2018-09-26 08:59:12,570 WARN L178 SmtUtils]: Spent 332.00 ms on a formula simplification that was a NOOP. DAG size: 615 [2018-09-26 08:59:20,960 WARN L178 SmtUtils]: Spent 4.89 s on a formula simplification that was a NOOP. DAG size: 865 [2018-09-26 09:00:31,099 WARN L178 SmtUtils]: Spent 506.00 ms on a formula simplification that was a NOOP. DAG size: 617 [2018-09-26 09:00:35,746 WARN L178 SmtUtils]: Spent 363.00 ms on a formula simplification that was a NOOP. DAG size: 618 [2018-09-26 09:00:49,135 WARN L178 SmtUtils]: Spent 9.59 s on a formula simplification. DAG size of input: 868 DAG size of output: 868 Received shutdown request... [2018-09-26 09:01:11,169 WARN L521 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in [2018-09-26 09:01:11,170 WARN L549 AbstractCegarLoop]: Verification canceled [2018-09-26 09:01:11,176 WARN L206 ceAbstractionStarter]: Timeout [2018-09-26 09:01:11,176 INFO L202 PluginConnector]: Adding new model pals_lcr-var-start-time.4.2.ufo.BOUNDED-8.pals.c_10.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 26.09 09:01:11 BoogieIcfgContainer [2018-09-26 09:01:11,176 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-09-26 09:01:11,177 INFO L168 Benchmark]: Toolchain (without parser) took 289236.81 ms. Allocated memory was 1.5 GB in the beginning and 1.6 GB in the end (delta: 89.1 MB). Free memory was 1.5 GB in the beginning and 987.4 MB in the end (delta: 472.6 MB). Peak memory consumption was 561.7 MB. Max. memory is 7.1 GB. [2018-09-26 09:01:11,179 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. [2018-09-26 09:01:11,179 INFO L168 Benchmark]: Boogie Procedure Inliner took 55.61 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. [2018-09-26 09:01:11,180 INFO L168 Benchmark]: Boogie Preprocessor took 29.79 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. [2018-09-26 09:01:11,180 INFO L168 Benchmark]: RCFGBuilder took 1091.97 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. [2018-09-26 09:01:11,181 INFO L168 Benchmark]: TraceAbstraction took 288051.12 ms. Allocated memory was 1.5 GB in the beginning and 1.6 GB in the end (delta: 89.1 MB). Free memory was 1.4 GB in the beginning and 987.4 MB in the end (delta: 409.2 MB). Peak memory consumption was 498.3 MB. Max. memory is 7.1 GB. [2018-09-26 09:01:11,186 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 55.61 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 29.79 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 1091.97 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 288051.12 ms. Allocated memory was 1.5 GB in the beginning and 1.6 GB in the end (delta: 89.1 MB). Free memory was 1.4 GB in the beginning and 987.4 MB in the end (delta: 409.2 MB). Peak memory consumption was 498.3 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - TimeoutResultAtElement [Line: 388]: Timeout (TraceAbstraction) Unable to prove that assertion always holds (line 388). 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, 17 locations, 1 error locations. TIMEOUT Result, 287.9s 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, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 40 GetRequests, 35 SyntacticMatches, 1 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.8s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=7occurred in iteration=1, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 0.8s PdrRuntime, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: Timeout Written .csv to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/csv/pals_lcr-var-start-time.4.2.ufo.BOUNDED-8.pals.c_10.bpl_AutomizerBpl-pdr-z3.epf_AutomizerBplInline.xml/Csv-Benchmark-0-2018-09-26_09-01-11-200.csv Written .csv to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/csv/pals_lcr-var-start-time.4.2.ufo.BOUNDED-8.pals.c_10.bpl_AutomizerBpl-pdr-z3.epf_AutomizerBplInline.xml/Csv-TraceAbstractionBenchmarks-0-2018-09-26_09-01-11-200.csv Completed graceful shutdown