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.6.ufo.BOUNDED-12.pals.c_12.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.23-ff8eab6 [2018-09-26 09:01:08,045 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-09-26 09:01:08,048 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-09-26 09:01:08,065 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-09-26 09:01:08,066 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-09-26 09:01:08,067 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-09-26 09:01:08,069 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-09-26 09:01:08,072 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-09-26 09:01:08,074 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-09-26 09:01:08,076 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-09-26 09:01:08,077 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-09-26 09:01:08,079 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-09-26 09:01:08,080 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-09-26 09:01:08,082 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-09-26 09:01:08,083 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-09-26 09:01:08,092 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-09-26 09:01:08,093 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-09-26 09:01:08,098 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-09-26 09:01:08,100 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-09-26 09:01:08,101 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-09-26 09:01:08,102 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-09-26 09:01:08,103 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-09-26 09:01:08,105 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-09-26 09:01:08,105 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-09-26 09:01:08,106 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-09-26 09:01:08,107 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-09-26 09:01:08,107 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-09-26 09:01:08,108 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-09-26 09:01:08,109 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-09-26 09:01:08,110 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-09-26 09:01:08,110 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-09-26 09:01:08,111 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-09-26 09:01:08,111 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-09-26 09:01:08,111 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-09-26 09:01:08,112 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-09-26 09:01:08,113 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-09-26 09:01:08,113 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 09:01:08,121 INFO L110 SettingsManager]: Loading preferences was successful [2018-09-26 09:01:08,121 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-09-26 09:01:08,123 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-09-26 09:01:08,123 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=PDR [2018-09-26 09:01:08,123 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-09-26 09:01:08,123 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in [2018-09-26 09:01:08,124 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-09-26 09:01:08,197 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-09-26 09:01:08,211 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-09-26 09:01:08,217 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-09-26 09:01:08,219 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2018-09-26 09:01:08,220 INFO L276 PluginConnector]: Boogie PL CUP Parser initialized [2018-09-26 09:01:08,220 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170304-DifficultPathPrograms/pals_lcr-var-start-time.6.ufo.BOUNDED-12.pals.c_12.bpl [2018-09-26 09:01:08,221 INFO L111 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170304-DifficultPathPrograms/pals_lcr-var-start-time.6.ufo.BOUNDED-12.pals.c_12.bpl' [2018-09-26 09:01:08,344 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-09-26 09:01:08,348 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-09-26 09:01:08,349 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-09-26 09:01:08,349 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-09-26 09:01:08,349 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-09-26 09:01:08,371 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "pals_lcr-var-start-time.6.ufo.BOUNDED-12.pals.c_12.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 09:01:08" (1/1) ... [2018-09-26 09:01:08,397 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "pals_lcr-var-start-time.6.ufo.BOUNDED-12.pals.c_12.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 09:01:08" (1/1) ... [2018-09-26 09:01:08,413 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-09-26 09:01:08,414 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-09-26 09:01:08,414 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-09-26 09:01:08,414 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-09-26 09:01:08,429 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "pals_lcr-var-start-time.6.ufo.BOUNDED-12.pals.c_12.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 09:01:08" (1/1) ... [2018-09-26 09:01:08,429 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "pals_lcr-var-start-time.6.ufo.BOUNDED-12.pals.c_12.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 09:01:08" (1/1) ... [2018-09-26 09:01:08,433 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "pals_lcr-var-start-time.6.ufo.BOUNDED-12.pals.c_12.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 09:01:08" (1/1) ... [2018-09-26 09:01:08,438 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "pals_lcr-var-start-time.6.ufo.BOUNDED-12.pals.c_12.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 09:01:08" (1/1) ... [2018-09-26 09:01:08,456 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "pals_lcr-var-start-time.6.ufo.BOUNDED-12.pals.c_12.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 09:01:08" (1/1) ... [2018-09-26 09:01:08,459 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "pals_lcr-var-start-time.6.ufo.BOUNDED-12.pals.c_12.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 09:01:08" (1/1) ... [2018-09-26 09:01:08,462 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "pals_lcr-var-start-time.6.ufo.BOUNDED-12.pals.c_12.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 09:01:08" (1/1) ... [2018-09-26 09:01:08,467 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-09-26 09:01:08,467 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-09-26 09:01:08,467 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-09-26 09:01:08,468 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-09-26 09:01:08,469 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "pals_lcr-var-start-time.6.ufo.BOUNDED-12.pals.c_12.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 09:01:08" (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 09:01:08,547 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-09-26 09:01:08,547 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-09-26 09:01:09,714 INFO L346 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-09-26 09:01:09,715 INFO L202 PluginConnector]: Adding new model pals_lcr-var-start-time.6.ufo.BOUNDED-12.pals.c_12.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.09 09:01:09 BoogieIcfgContainer [2018-09-26 09:01:09,715 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-09-26 09:01:09,717 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-09-26 09:01:09,717 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-09-26 09:01:09,720 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-09-26 09:01:09,720 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "pals_lcr-var-start-time.6.ufo.BOUNDED-12.pals.c_12.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 09:01:08" (1/2) ... [2018-09-26 09:01:09,722 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6a95ddc0 and model type pals_lcr-var-start-time.6.ufo.BOUNDED-12.pals.c_12.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.09 09:01:09, skipping insertion in model container [2018-09-26 09:01:09,722 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "pals_lcr-var-start-time.6.ufo.BOUNDED-12.pals.c_12.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.09 09:01:09" (2/2) ... [2018-09-26 09:01:09,726 INFO L112 eAbstractionObserver]: Analyzing ICFG pals_lcr-var-start-time.6.ufo.BOUNDED-12.pals.c_12.bpl [2018-09-26 09:01:09,736 INFO L137 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:PDR Determinization: PREDICATE_ABSTRACTION [2018-09-26 09:01:09,745 INFO L149 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-09-26 09:01:09,788 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-09-26 09:01:09,788 INFO L381 AbstractCegarLoop]: Interprodecural is true [2018-09-26 09:01:09,788 INFO L382 AbstractCegarLoop]: Hoare is true [2018-09-26 09:01:09,789 INFO L383 AbstractCegarLoop]: Compute interpolants for PDR [2018-09-26 09:01:09,789 INFO L384 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-09-26 09:01:09,789 INFO L385 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-09-26 09:01:09,789 INFO L386 AbstractCegarLoop]: Difference is false [2018-09-26 09:01:09,789 INFO L387 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-09-26 09:01:09,789 INFO L392 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-09-26 09:01:09,804 INFO L276 IsEmpty]: Start isEmpty. Operand 6 states. [2018-09-26 09:01:09,812 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 09:01:09,812 INFO L367 BasicCegarLoop]: Found error trace [2018-09-26 09:01:09,813 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1] [2018-09-26 09:01:09,814 INFO L423 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2018-09-26 09:01:09,820 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-09-26 09:01:09,821 INFO L82 PathProgramCache]: Analyzing trace with hash 1011999, 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 09:01:09,846 INFO L69 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-09-26 09:01:10,748 WARN L178 SmtUtils]: Spent 548.00 ms on a formula simplification that was a NOOP. DAG size: 159 [2018-09-26 09:01:11,107 WARN L178 SmtUtils]: Spent 245.00 ms on a formula simplification that was a NOOP. DAG size: 160 [2018-09-26 09:01:11,161 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-26 09:01:11,162 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-09-26 09:01:11,166 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-09-26 09:01:11,171 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-09-26 09:01:11,172 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-09-26 09:01:11,174 INFO L87 Difference]: Start difference. First operand 6 states. Second operand 4 states. [2018-09-26 09:01:11,275 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-26 09:01:11,277 INFO L93 Difference]: Finished difference Result 10 states and 11 transitions. [2018-09-26 09:01:11,278 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-09-26 09:01:11,280 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 4 [2018-09-26 09:01:11,280 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-26 09:01:11,292 INFO L225 Difference]: With dead ends: 10 [2018-09-26 09:01:11,292 INFO L226 Difference]: Without dead ends: 7 [2018-09-26 09:01:11,296 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 40 GetRequests, 35 SyntacticMatches, 1 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-09-26 09:01:11,312 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7 states. [2018-09-26 09:01:11,327 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7 to 7. [2018-09-26 09:01:11,328 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2018-09-26 09:01:11,329 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 7 transitions. [2018-09-26 09:01:11,331 INFO L78 Accepts]: Start accepts. Automaton has 7 states and 7 transitions. Word has length 4 [2018-09-26 09:01:11,331 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-26 09:01:11,331 INFO L480 AbstractCegarLoop]: Abstraction has 7 states and 7 transitions. [2018-09-26 09:01:11,331 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-09-26 09:01:11,332 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 7 transitions. [2018-09-26 09:01:11,332 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-09-26 09:01:11,332 INFO L367 BasicCegarLoop]: Found error trace [2018-09-26 09:01:11,333 INFO L375 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1] [2018-09-26 09:01:11,333 INFO L423 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2018-09-26 09:01:11,334 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-09-26 09:01:11,334 INFO L82 PathProgramCache]: Analyzing trace with hash 972615673, 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 09:01:11,345 INFO L69 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-09-26 09:01:11,764 WARN L178 SmtUtils]: Spent 322.00 ms on a formula simplification that was a NOOP. DAG size: 159 [2018-09-26 09:01:11,975 WARN L178 SmtUtils]: Spent 179.00 ms on a formula simplification that was a NOOP. DAG size: 160 [2018-09-26 09:01:12,375 WARN L178 SmtUtils]: Spent 282.00 ms on a formula simplification that was a NOOP. DAG size: 163 [2018-09-26 09:01:12,593 WARN L178 SmtUtils]: Spent 168.00 ms on a formula simplification that was a NOOP. DAG size: 164 [2018-09-26 09:01:13,050 WARN L178 SmtUtils]: Spent 405.00 ms on a formula simplification. DAG size of input: 165 DAG size of output: 165 [2018-09-26 09:01:13,506 WARN L178 SmtUtils]: Spent 237.00 ms on a formula simplification. DAG size of input: 292 DAG size of output: 290 [2018-09-26 09:01:13,815 WARN L178 SmtUtils]: Spent 163.00 ms on a formula simplification that was a NOOP. DAG size: 291 [2018-09-26 09:01:14,290 WARN L178 SmtUtils]: Spent 300.00 ms on a formula simplification that was a NOOP. DAG size: 325 [2018-09-26 09:01:15,109 WARN L178 SmtUtils]: Spent 131.00 ms on a formula simplification that was a NOOP. DAG size: 295 [2018-09-26 09:01:15,934 WARN L178 SmtUtils]: Spent 632.00 ms on a formula simplification. DAG size of input: 329 DAG size of output: 329 [2018-09-26 09:01:17,097 WARN L178 SmtUtils]: Spent 305.00 ms on a formula simplification. DAG size of input: 397 DAG size of output: 395 [2018-09-26 09:01:17,626 WARN L178 SmtUtils]: Spent 182.00 ms on a formula simplification that was a NOOP. DAG size: 396 [2018-09-26 09:01:18,677 WARN L178 SmtUtils]: Spent 557.00 ms on a formula simplification that was a NOOP. DAG size: 489 [2018-09-26 09:01:20,282 WARN L178 SmtUtils]: Spent 215.00 ms on a formula simplification that was a NOOP. DAG size: 399 [2018-09-26 09:01:21,095 WARN L178 SmtUtils]: Spent 298.00 ms on a formula simplification that was a NOOP. DAG size: 400 [2018-09-26 09:01:22,801 WARN L178 SmtUtils]: Spent 1.24 s on a formula simplification. DAG size of input: 493 DAG size of output: 493 [2018-09-26 09:01:25,691 WARN L178 SmtUtils]: Spent 396.00 ms on a formula simplification. DAG size of input: 503 DAG size of output: 501 [2018-09-26 09:01:26,835 WARN L178 SmtUtils]: Spent 177.00 ms on a formula simplification that was a NOOP. DAG size: 502 [2018-09-26 09:01:28,483 WARN L178 SmtUtils]: Spent 948.00 ms on a formula simplification that was a NOOP. DAG size: 666 [2018-09-26 09:01:32,901 WARN L178 SmtUtils]: Spent 180.00 ms on a formula simplification that was a NOOP. DAG size: 505 [2018-09-26 09:01:33,917 WARN L178 SmtUtils]: Spent 161.00 ms on a formula simplification that was a NOOP. DAG size: 506 [2018-09-26 09:01:36,927 WARN L178 SmtUtils]: Spent 2.15 s on a formula simplification. DAG size of input: 670 DAG size of output: 670 [2018-09-26 09:01:45,292 WARN L178 SmtUtils]: Spent 1.06 s on a formula simplification. DAG size of input: 609 DAG size of output: 607 [2018-09-26 09:01:48,237 WARN L178 SmtUtils]: Spent 290.00 ms on a formula simplification that was a NOOP. DAG size: 608 [2018-09-26 09:01:51,928 WARN L178 SmtUtils]: Spent 2.29 s on a formula simplification that was a NOOP. DAG size: 843 [2018-09-26 09:02:05,262 WARN L178 SmtUtils]: Spent 611.00 ms on a formula simplification that was a NOOP. DAG size: 611 [2018-09-26 09:02:07,487 WARN L178 SmtUtils]: Spent 373.00 ms on a formula simplification that was a NOOP. DAG size: 612 [2018-09-26 09:02:15,232 WARN L178 SmtUtils]: Spent 5.83 s on a formula simplification. DAG size of input: 847 DAG size of output: 847 [2018-09-26 09:02:38,340 WARN L178 SmtUtils]: Spent 665.00 ms on a formula simplification. DAG size of input: 715 DAG size of output: 713 [2018-09-26 09:02:43,211 WARN L178 SmtUtils]: Spent 402.00 ms on a formula simplification that was a NOOP. DAG size: 714 [2018-09-26 09:02:51,589 WARN L178 SmtUtils]: Spent 5.54 s on a formula simplification that was a NOOP. DAG size: 1020 [2018-09-26 09:03:29,811 WARN L178 SmtUtils]: Spent 329.00 ms on a formula simplification that was a NOOP. DAG size: 716 [2018-09-26 09:03:34,379 WARN L178 SmtUtils]: Spent 395.00 ms on a formula simplification that was a NOOP. DAG size: 717 [2018-09-26 09:03:48,703 WARN L178 SmtUtils]: Spent 10.55 s on a formula simplification. DAG size of input: 1023 DAG size of output: 1023 [2018-09-26 09:04:53,582 WARN L178 SmtUtils]: Spent 1.97 s on a formula simplification. DAG size of input: 820 DAG size of output: 818 [2018-09-26 09:05:02,680 WARN L178 SmtUtils]: Spent 1.11 s on a formula simplification that was a NOOP. DAG size: 819 [2018-09-26 09:05:23,208 WARN L178 SmtUtils]: Spent 11.16 s on a formula simplification that was a NOOP. DAG size: 1196 Received shutdown request... [2018-09-26 09:05:56,302 WARN L521 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in [2018-09-26 09:05:56,302 WARN L549 AbstractCegarLoop]: Verification canceled [2018-09-26 09:05:56,308 WARN L206 ceAbstractionStarter]: Timeout [2018-09-26 09:05:56,309 INFO L202 PluginConnector]: Adding new model pals_lcr-var-start-time.6.ufo.BOUNDED-12.pals.c_12.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 26.09 09:05:56 BoogieIcfgContainer [2018-09-26 09:05:56,309 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-09-26 09:05:56,310 INFO L168 Benchmark]: Toolchain (without parser) took 287965.54 ms. Allocated memory was 1.5 GB in the beginning and 1.6 GB in the end (delta: 96.5 MB). Free memory was 1.5 GB in the beginning and 1.0 GB in the end (delta: 411.7 MB). Peak memory consumption was 508.2 MB. Max. memory is 7.1 GB. [2018-09-26 09:05:56,311 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.21 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 09:05:56,312 INFO L168 Benchmark]: Boogie Procedure Inliner took 64.65 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 09:05:56,312 INFO L168 Benchmark]: Boogie Preprocessor took 52.94 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 09:05:56,313 INFO L168 Benchmark]: RCFGBuilder took 1248.25 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: 74.0 MB). Peak memory consumption was 74.0 MB. Max. memory is 7.1 GB. [2018-09-26 09:05:56,314 INFO L168 Benchmark]: TraceAbstraction took 286592.52 ms. Allocated memory was 1.5 GB in the beginning and 1.6 GB in the end (delta: 96.5 MB). Free memory was 1.4 GB in the beginning and 1.0 GB in the end (delta: 337.7 MB). Peak memory consumption was 434.2 MB. Max. memory is 7.1 GB. [2018-09-26 09:05:56,318 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 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 64.65 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 52.94 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 1248.25 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: 74.0 MB). Peak memory consumption was 74.0 MB. Max. memory is 7.1 GB. * TraceAbstraction took 286592.52 ms. Allocated memory was 1.5 GB in the beginning and 1.6 GB in the end (delta: 96.5 MB). Free memory was 1.4 GB in the beginning and 1.0 GB in the end (delta: 337.7 MB). Peak memory consumption was 434.2 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - TimeoutResultAtElement [Line: 545]: Timeout (TraceAbstraction) Unable to prove that assertion always holds (line 545). Cancelled while BasicCegarLoop was analyzing trace of length 7 with TraceHistMax 2, while PredicateComparison was comparing new predicate (quantified with 0quantifier alternations) to 42 known predicates. - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 21 locations, 1 error locations. TIMEOUT Result, 286.5s 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, 1.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=7occurred in iteration=1, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 1.2s 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.6.ufo.BOUNDED-12.pals.c_12.bpl_AutomizerBpl-pdr-z3.epf_AutomizerBplInline.xml/Csv-Benchmark-0-2018-09-26_09-05-56-330.csv Written .csv to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/csv/pals_lcr-var-start-time.6.ufo.BOUNDED-12.pals.c_12.bpl_AutomizerBpl-pdr-z3.epf_AutomizerBplInline.xml/Csv-TraceAbstractionBenchmarks-0-2018-09-26_09-05-56-330.csv Completed graceful shutdown