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.ufo.BOUNDED-8.pals.c_10.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.23-ff8eab6 [2018-09-26 08:57:36,280 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-09-26 08:57:36,282 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-09-26 08:57:36,294 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-09-26 08:57:36,295 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-09-26 08:57:36,296 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-09-26 08:57:36,298 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-09-26 08:57:36,303 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-09-26 08:57:36,305 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-09-26 08:57:36,308 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-09-26 08:57:36,309 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-09-26 08:57:36,313 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-09-26 08:57:36,314 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-09-26 08:57:36,315 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-09-26 08:57:36,319 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-09-26 08:57:36,320 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-09-26 08:57:36,321 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-09-26 08:57:36,323 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-09-26 08:57:36,326 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-09-26 08:57:36,327 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-09-26 08:57:36,329 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-09-26 08:57:36,330 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-09-26 08:57:36,333 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-09-26 08:57:36,333 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-09-26 08:57:36,334 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-09-26 08:57:36,335 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-09-26 08:57:36,336 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-09-26 08:57:36,337 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-09-26 08:57:36,338 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-09-26 08:57:36,339 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-09-26 08:57:36,339 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-09-26 08:57:36,340 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-09-26 08:57:36,341 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-09-26 08:57:36,341 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-09-26 08:57:36,342 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-09-26 08:57:36,343 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-09-26 08:57:36,343 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 08:57:36,351 INFO L110 SettingsManager]: Loading preferences was successful [2018-09-26 08:57:36,352 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-09-26 08:57:36,353 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-09-26 08:57:36,354 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=PDR [2018-09-26 08:57:36,354 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-09-26 08:57:36,354 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in [2018-09-26 08:57:36,355 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-09-26 08:57:36,407 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-09-26 08:57:36,420 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-09-26 08:57:36,424 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-09-26 08:57:36,426 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2018-09-26 08:57:36,427 INFO L276 PluginConnector]: Boogie PL CUP Parser initialized [2018-09-26 08:57:36,427 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170304-DifficultPathPrograms/pals_lcr-var-start-time.4.ufo.BOUNDED-8.pals.c_10.bpl [2018-09-26 08:57:36,428 INFO L111 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170304-DifficultPathPrograms/pals_lcr-var-start-time.4.ufo.BOUNDED-8.pals.c_10.bpl' [2018-09-26 08:57:36,520 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-09-26 08:57:36,524 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-09-26 08:57:36,525 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-09-26 08:57:36,525 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-09-26 08:57:36,525 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-09-26 08:57:36,547 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "pals_lcr-var-start-time.4.ufo.BOUNDED-8.pals.c_10.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 08:57:36" (1/1) ... [2018-09-26 08:57:36,567 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "pals_lcr-var-start-time.4.ufo.BOUNDED-8.pals.c_10.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 08:57:36" (1/1) ... [2018-09-26 08:57:36,584 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-09-26 08:57:36,586 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-09-26 08:57:36,586 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-09-26 08:57:36,586 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-09-26 08:57:36,599 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "pals_lcr-var-start-time.4.ufo.BOUNDED-8.pals.c_10.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 08:57:36" (1/1) ... [2018-09-26 08:57:36,600 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "pals_lcr-var-start-time.4.ufo.BOUNDED-8.pals.c_10.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 08:57:36" (1/1) ... [2018-09-26 08:57:36,602 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "pals_lcr-var-start-time.4.ufo.BOUNDED-8.pals.c_10.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 08:57:36" (1/1) ... [2018-09-26 08:57:36,604 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "pals_lcr-var-start-time.4.ufo.BOUNDED-8.pals.c_10.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 08:57:36" (1/1) ... [2018-09-26 08:57:36,618 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "pals_lcr-var-start-time.4.ufo.BOUNDED-8.pals.c_10.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 08:57:36" (1/1) ... [2018-09-26 08:57:36,620 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "pals_lcr-var-start-time.4.ufo.BOUNDED-8.pals.c_10.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 08:57:36" (1/1) ... [2018-09-26 08:57:36,630 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "pals_lcr-var-start-time.4.ufo.BOUNDED-8.pals.c_10.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 08:57:36" (1/1) ... [2018-09-26 08:57:36,636 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-09-26 08:57:36,637 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-09-26 08:57:36,637 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-09-26 08:57:36,637 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-09-26 08:57:36,642 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "pals_lcr-var-start-time.4.ufo.BOUNDED-8.pals.c_10.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 08:57:36" (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 08:57:36,720 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-09-26 08:57:36,720 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-09-26 08:57:37,657 INFO L346 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-09-26 08:57:37,658 INFO L202 PluginConnector]: Adding new model pals_lcr-var-start-time.4.ufo.BOUNDED-8.pals.c_10.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.09 08:57:37 BoogieIcfgContainer [2018-09-26 08:57:37,658 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-09-26 08:57:37,660 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-09-26 08:57:37,660 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-09-26 08:57:37,668 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-09-26 08:57:37,668 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "pals_lcr-var-start-time.4.ufo.BOUNDED-8.pals.c_10.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 08:57:36" (1/2) ... [2018-09-26 08:57:37,673 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5a5bf413 and model type pals_lcr-var-start-time.4.ufo.BOUNDED-8.pals.c_10.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.09 08:57:37, skipping insertion in model container [2018-09-26 08:57:37,673 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "pals_lcr-var-start-time.4.ufo.BOUNDED-8.pals.c_10.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.09 08:57:37" (2/2) ... [2018-09-26 08:57:37,678 INFO L112 eAbstractionObserver]: Analyzing ICFG pals_lcr-var-start-time.4.ufo.BOUNDED-8.pals.c_10.bpl [2018-09-26 08:57:37,698 INFO L137 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:PDR Determinization: PREDICATE_ABSTRACTION [2018-09-26 08:57:37,718 INFO L149 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-09-26 08:57:37,801 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-09-26 08:57:37,802 INFO L381 AbstractCegarLoop]: Interprodecural is true [2018-09-26 08:57:37,802 INFO L382 AbstractCegarLoop]: Hoare is true [2018-09-26 08:57:37,802 INFO L383 AbstractCegarLoop]: Compute interpolants for PDR [2018-09-26 08:57:37,802 INFO L384 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-09-26 08:57:37,805 INFO L385 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-09-26 08:57:37,806 INFO L386 AbstractCegarLoop]: Difference is false [2018-09-26 08:57:37,806 INFO L387 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-09-26 08:57:37,806 INFO L392 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-09-26 08:57:37,823 INFO L276 IsEmpty]: Start isEmpty. Operand 6 states. [2018-09-26 08:57:37,832 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 08:57:37,833 INFO L367 BasicCegarLoop]: Found error trace [2018-09-26 08:57:37,834 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1] [2018-09-26 08:57:37,835 INFO L423 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2018-09-26 08:57:37,840 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-09-26 08:57:37,841 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 08:57:37,865 INFO L69 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-09-26 08:57:38,635 WARN L178 SmtUtils]: Spent 553.00 ms on a formula simplification that was a NOOP. DAG size: 117 [2018-09-26 08:57:38,817 WARN L178 SmtUtils]: Spent 121.00 ms on a formula simplification that was a NOOP. DAG size: 118 [2018-09-26 08:57:38,864 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-26 08:57:38,864 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-09-26 08:57:38,868 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-09-26 08:57:38,873 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-09-26 08:57:38,874 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-09-26 08:57:38,877 INFO L87 Difference]: Start difference. First operand 6 states. Second operand 4 states. [2018-09-26 08:57:38,958 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-26 08:57:38,959 INFO L93 Difference]: Finished difference Result 10 states and 11 transitions. [2018-09-26 08:57:38,960 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-09-26 08:57:38,961 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 4 [2018-09-26 08:57:38,961 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-26 08:57:38,972 INFO L225 Difference]: With dead ends: 10 [2018-09-26 08:57:38,972 INFO L226 Difference]: Without dead ends: 7 [2018-09-26 08:57:38,976 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 08:57:38,995 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7 states. [2018-09-26 08:57:39,008 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7 to 7. [2018-09-26 08:57:39,010 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2018-09-26 08:57:39,010 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 7 transitions. [2018-09-26 08:57:39,012 INFO L78 Accepts]: Start accepts. Automaton has 7 states and 7 transitions. Word has length 4 [2018-09-26 08:57:39,012 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-26 08:57:39,012 INFO L480 AbstractCegarLoop]: Abstraction has 7 states and 7 transitions. [2018-09-26 08:57:39,012 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-09-26 08:57:39,013 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 7 transitions. [2018-09-26 08:57:39,013 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-09-26 08:57:39,013 INFO L367 BasicCegarLoop]: Found error trace [2018-09-26 08:57:39,013 INFO L375 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1] [2018-09-26 08:57:39,014 INFO L423 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2018-09-26 08:57:39,014 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-09-26 08:57:39,014 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 08:57:39,024 INFO L69 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-09-26 08:57:39,336 WARN L178 SmtUtils]: Spent 244.00 ms on a formula simplification that was a NOOP. DAG size: 117 [2018-09-26 08:57:40,046 WARN L178 SmtUtils]: Spent 399.00 ms on a formula simplification that was a NOOP. DAG size: 121 [2018-09-26 08:57:40,492 WARN L178 SmtUtils]: Spent 266.00 ms on a formula simplification. DAG size of input: 123 DAG size of output: 123 [2018-09-26 08:57:40,942 WARN L178 SmtUtils]: Spent 223.00 ms on a formula simplification. DAG size of input: 219 DAG size of output: 217 [2018-09-26 08:57:41,410 WARN L178 SmtUtils]: Spent 171.00 ms on a formula simplification that was a NOOP. DAG size: 243 [2018-09-26 08:57:42,474 WARN L178 SmtUtils]: Spent 345.00 ms on a formula simplification. DAG size of input: 247 DAG size of output: 247 [2018-09-26 08:57:43,269 WARN L178 SmtUtils]: Spent 186.00 ms on a formula simplification. DAG size of input: 298 DAG size of output: 296 [2018-09-26 08:57:43,673 WARN L178 SmtUtils]: Spent 108.00 ms on a formula simplification that was a NOOP. DAG size: 297 [2018-09-26 08:57:44,377 WARN L178 SmtUtils]: Spent 374.00 ms on a formula simplification that was a NOOP. DAG size: 363 [2018-09-26 08:57:45,932 WARN L178 SmtUtils]: Spent 130.00 ms on a formula simplification that was a NOOP. DAG size: 300 [2018-09-26 08:57:46,378 WARN L178 SmtUtils]: Spent 182.00 ms on a formula simplification that was a NOOP. DAG size: 301 [2018-09-26 08:57:47,447 WARN L178 SmtUtils]: Spent 752.00 ms on a formula simplification. DAG size of input: 367 DAG size of output: 367 [2018-09-26 08:57:49,387 WARN L178 SmtUtils]: Spent 235.00 ms on a formula simplification. DAG size of input: 378 DAG size of output: 376 [2018-09-26 08:57:50,393 WARN L178 SmtUtils]: Spent 158.00 ms on a formula simplification that was a NOOP. DAG size: 377 [2018-09-26 08:57:51,610 WARN L178 SmtUtils]: Spent 641.00 ms on a formula simplification that was a NOOP. DAG size: 490 [2018-09-26 08:57:54,968 WARN L178 SmtUtils]: Spent 115.00 ms on a formula simplification that was a NOOP. DAG size: 379 [2018-09-26 08:57:55,805 WARN L178 SmtUtils]: Spent 178.00 ms on a formula simplification that was a NOOP. DAG size: 380 [2018-09-26 08:57:57,609 WARN L178 SmtUtils]: Spent 1.24 s on a formula simplification. DAG size of input: 493 DAG size of output: 493 [2018-09-26 08:58:03,253 WARN L178 SmtUtils]: Spent 427.00 ms on a formula simplification. DAG size of input: 457 DAG size of output: 455 [2018-09-26 08:58:04,783 WARN L178 SmtUtils]: Spent 180.00 ms on a formula simplification that was a NOOP. DAG size: 456 [2018-09-26 08:58:07,202 WARN L178 SmtUtils]: Spent 1.35 s on a formula simplification that was a NOOP. DAG size: 616 [2018-09-26 08:58:16,223 WARN L178 SmtUtils]: Spent 434.00 ms on a formula simplification that was a NOOP. DAG size: 460 [2018-09-26 08:58:17,939 WARN L178 SmtUtils]: Spent 378.00 ms on a formula simplification that was a NOOP. DAG size: 461 [2018-09-26 08:58:21,833 WARN L178 SmtUtils]: Spent 2.55 s on a formula simplification. DAG size of input: 620 DAG size of output: 620 [2018-09-26 08:58:37,393 WARN L178 SmtUtils]: Spent 605.00 ms on a formula simplification. DAG size of input: 538 DAG size of output: 536 [2018-09-26 08:58:40,341 WARN L178 SmtUtils]: Spent 349.00 ms on a formula simplification that was a NOOP. DAG size: 537 [2018-09-26 08:58:45,038 WARN L178 SmtUtils]: Spent 2.75 s on a formula simplification that was a NOOP. DAG size: 743 [2018-09-26 08:59:12,249 WARN L178 SmtUtils]: Spent 362.00 ms on a formula simplification that was a NOOP. DAG size: 540 [2018-09-26 08:59:15,802 WARN L178 SmtUtils]: Spent 391.00 ms on a formula simplification that was a NOOP. DAG size: 541 [2018-09-26 08:59:24,872 WARN L178 SmtUtils]: Spent 5.52 s on a formula simplification. DAG size of input: 747 DAG size of output: 747 [2018-09-26 09:00:10,013 WARN L178 SmtUtils]: Spent 707.00 ms on a formula simplification. DAG size of input: 618 DAG size of output: 616 [2018-09-26 09:00:15,563 WARN L178 SmtUtils]: Spent 366.00 ms on a formula simplification that was a NOOP. DAG size: 617 [2018-09-26 09:00:31,036 WARN L178 SmtUtils]: Spent 5.91 s on a formula simplification that was a NOOP. DAG size: 870 [2018-09-26 09:01:41,326 WARN L178 SmtUtils]: Spent 557.00 ms on a formula simplification that was a NOOP. DAG size: 619 [2018-09-26 09:01:45,969 WARN L178 SmtUtils]: Spent 478.00 ms on a formula simplification that was a NOOP. DAG size: 620 [2018-09-26 09:02:03,940 WARN L178 SmtUtils]: Spent 10.33 s on a formula simplification. DAG size of input: 873 DAG size of output: 873 Received shutdown request... [2018-09-26 09:02:23,491 WARN L521 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in [2018-09-26 09:02:23,492 WARN L549 AbstractCegarLoop]: Verification canceled [2018-09-26 09:02:23,498 WARN L206 ceAbstractionStarter]: Timeout [2018-09-26 09:02:23,498 INFO L202 PluginConnector]: Adding new model pals_lcr-var-start-time.4.ufo.BOUNDED-8.pals.c_10.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 26.09 09:02:23 BoogieIcfgContainer [2018-09-26 09:02:23,498 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-09-26 09:02:23,499 INFO L168 Benchmark]: Toolchain (without parser) took 286978.87 ms. Allocated memory was 1.5 GB in the beginning and 1.6 GB in the end (delta: 104.3 MB). Free memory was 1.5 GB in the beginning and 1.4 GB in the end (delta: 53.2 MB). Peak memory consumption was 157.5 MB. Max. memory is 7.1 GB. [2018-09-26 09:02:23,501 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 09:02:23,502 INFO L168 Benchmark]: Boogie Procedure Inliner took 60.05 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. [2018-09-26 09:02:23,505 INFO L168 Benchmark]: Boogie Preprocessor took 50.99 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 09:02:23,505 INFO L168 Benchmark]: RCFGBuilder took 1021.71 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: 52.9 MB). Peak memory consumption was 52.9 MB. Max. memory is 7.1 GB. [2018-09-26 09:02:23,506 INFO L168 Benchmark]: TraceAbstraction took 285838.46 ms. Allocated memory was 1.5 GB in the beginning and 1.6 GB in the end (delta: 104.3 MB). Free memory was 1.4 GB in the beginning and 1.4 GB in the end (delta: 302.3 kB). Peak memory consumption was 104.6 MB. Max. memory is 7.1 GB. [2018-09-26 09:02:23,513 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 60.05 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. * Boogie Preprocessor took 50.99 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 1021.71 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: 52.9 MB). Peak memory consumption was 52.9 MB. Max. memory is 7.1 GB. * TraceAbstraction took 285838.46 ms. Allocated memory was 1.5 GB in the beginning and 1.6 GB in the end (delta: 104.3 MB). Free memory was 1.4 GB in the beginning and 1.4 GB in the end (delta: 302.3 kB). Peak memory consumption was 104.6 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 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, 285.7s 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: 0.9s 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.ufo.BOUNDED-8.pals.c_10.bpl_AutomizerBpl-pdr-z3.epf_AutomizerBplInline.xml/Csv-Benchmark-0-2018-09-26_09-02-23-526.csv Written .csv to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/csv/pals_lcr-var-start-time.4.ufo.BOUNDED-8.pals.c_10.bpl_AutomizerBpl-pdr-z3.epf_AutomizerBplInline.xml/Csv-TraceAbstractionBenchmarks-0-2018-09-26_09-02-23-526.csv Completed graceful shutdown