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.epf -i ../../../trunk/examples/programs/20170304-DifficultPathPrograms/pals_lcr-var-start-time.6.2.ufo.BOUNDED-12.pals.c_12.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.23-e6fd87c [2018-07-25 09:29:27,208 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-07-25 09:29:27,210 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-07-25 09:29:27,222 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-07-25 09:29:27,223 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-07-25 09:29:27,224 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-07-25 09:29:27,225 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-07-25 09:29:27,227 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-07-25 09:29:27,228 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-07-25 09:29:27,229 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-07-25 09:29:27,230 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-07-25 09:29:27,230 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-07-25 09:29:27,231 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-07-25 09:29:27,232 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-07-25 09:29:27,233 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-07-25 09:29:27,234 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-07-25 09:29:27,235 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-07-25 09:29:27,237 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-07-25 09:29:27,239 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-07-25 09:29:27,240 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-07-25 09:29:27,242 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-07-25 09:29:27,243 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-07-25 09:29:27,245 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-07-25 09:29:27,246 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-07-25 09:29:27,246 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-07-25 09:29:27,247 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-07-25 09:29:27,248 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-07-25 09:29:27,249 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-07-25 09:29:27,250 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-07-25 09:29:27,251 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-07-25 09:29:27,251 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-07-25 09:29:27,252 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-07-25 09:29:27,252 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-07-25 09:29:27,252 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-07-25 09:29:27,253 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-07-25 09:29:27,254 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-07-25 09:29:27,254 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/Pdr/AutomizerBpl-pdr.epf [2018-07-25 09:29:27,268 INFO L110 SettingsManager]: Loading preferences was successful [2018-07-25 09:29:27,269 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-07-25 09:29:27,271 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-07-25 09:29:27,272 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=PDR [2018-07-25 09:29:27,272 INFO L133 SettingsManager]: * Use separate solver for trace checks=false [2018-07-25 09:29:27,272 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-07-25 09:29:27,316 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-07-25 09:29:27,329 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-07-25 09:29:27,333 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-07-25 09:29:27,334 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2018-07-25 09:29:27,335 INFO L276 PluginConnector]: Boogie PL CUP Parser initialized [2018-07-25 09:29:27,336 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170304-DifficultPathPrograms/pals_lcr-var-start-time.6.2.ufo.BOUNDED-12.pals.c_12.bpl [2018-07-25 09:29:27,336 INFO L111 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170304-DifficultPathPrograms/pals_lcr-var-start-time.6.2.ufo.BOUNDED-12.pals.c_12.bpl' [2018-07-25 09:29:27,446 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-07-25 09:29:27,448 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-07-25 09:29:27,449 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-07-25 09:29:27,449 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-07-25 09:29:27,449 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-07-25 09:29:27,467 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "pals_lcr-var-start-time.6.2.ufo.BOUNDED-12.pals.c_12.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 09:29:27" (1/1) ... [2018-07-25 09:29:27,490 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "pals_lcr-var-start-time.6.2.ufo.BOUNDED-12.pals.c_12.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 09:29:27" (1/1) ... [2018-07-25 09:29:27,501 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-07-25 09:29:27,501 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-07-25 09:29:27,502 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-07-25 09:29:27,502 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-07-25 09:29:27,512 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "pals_lcr-var-start-time.6.2.ufo.BOUNDED-12.pals.c_12.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 09:29:27" (1/1) ... [2018-07-25 09:29:27,512 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "pals_lcr-var-start-time.6.2.ufo.BOUNDED-12.pals.c_12.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 09:29:27" (1/1) ... [2018-07-25 09:29:27,516 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "pals_lcr-var-start-time.6.2.ufo.BOUNDED-12.pals.c_12.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 09:29:27" (1/1) ... [2018-07-25 09:29:27,516 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "pals_lcr-var-start-time.6.2.ufo.BOUNDED-12.pals.c_12.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 09:29:27" (1/1) ... [2018-07-25 09:29:27,527 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "pals_lcr-var-start-time.6.2.ufo.BOUNDED-12.pals.c_12.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 09:29:27" (1/1) ... [2018-07-25 09:29:27,530 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "pals_lcr-var-start-time.6.2.ufo.BOUNDED-12.pals.c_12.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 09:29:27" (1/1) ... [2018-07-25 09:29:27,532 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "pals_lcr-var-start-time.6.2.ufo.BOUNDED-12.pals.c_12.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 09:29:27" (1/1) ... [2018-07-25 09:29:27,537 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-07-25 09:29:27,538 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-07-25 09:29:27,538 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-07-25 09:29:27,538 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-07-25 09:29:27,539 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "pals_lcr-var-start-time.6.2.ufo.BOUNDED-12.pals.c_12.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 09:29:27" (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 09:29:27,622 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-07-25 09:29:27,622 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-07-25 09:29:28,960 INFO L273 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-07-25 09:29:28,960 INFO L202 PluginConnector]: Adding new model pals_lcr-var-start-time.6.2.ufo.BOUNDED-12.pals.c_12.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.07 09:29:28 BoogieIcfgContainer [2018-07-25 09:29:28,961 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-07-25 09:29:28,962 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-07-25 09:29:28,962 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-07-25 09:29:28,966 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-07-25 09:29:28,966 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "pals_lcr-var-start-time.6.2.ufo.BOUNDED-12.pals.c_12.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 09:29:27" (1/2) ... [2018-07-25 09:29:28,967 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1ea0f9dc and model type pals_lcr-var-start-time.6.2.ufo.BOUNDED-12.pals.c_12.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.07 09:29:28, skipping insertion in model container [2018-07-25 09:29:28,967 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "pals_lcr-var-start-time.6.2.ufo.BOUNDED-12.pals.c_12.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.07 09:29:28" (2/2) ... [2018-07-25 09:29:28,969 INFO L112 eAbstractionObserver]: Analyzing ICFG pals_lcr-var-start-time.6.2.ufo.BOUNDED-12.pals.c_12.bpl [2018-07-25 09:29:28,979 INFO L133 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:PDR Determinization: PREDICATE_ABSTRACTION [2018-07-25 09:29:28,988 INFO L145 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-07-25 09:29:29,035 INFO L128 ementStrategyFactory]: Using default assertion order modulation [2018-07-25 09:29:29,036 INFO L374 AbstractCegarLoop]: Interprodecural is true [2018-07-25 09:29:29,036 INFO L375 AbstractCegarLoop]: Hoare is true [2018-07-25 09:29:29,036 INFO L376 AbstractCegarLoop]: Compute interpolants for PDR [2018-07-25 09:29:29,037 INFO L377 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-07-25 09:29:29,037 INFO L378 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-07-25 09:29:29,037 INFO L379 AbstractCegarLoop]: Difference is false [2018-07-25 09:29:29,037 INFO L380 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-07-25 09:29:29,037 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-07-25 09:29:29,052 INFO L276 IsEmpty]: Start isEmpty. Operand 6 states. [2018-07-25 09:29:29,060 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-07-25 09:29:29,060 INFO L346 BasicCegarLoop]: Found error trace [2018-07-25 09:29:29,061 INFO L354 BasicCegarLoop]: trace histogram [1, 1, 1, 1] [2018-07-25 09:29:29,062 INFO L415 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2018-07-25 09:29:29,068 INFO L82 PathProgramCache]: Analyzing trace with hash 1011999, now seen corresponding path program 1 times [2018-07-25 09:29:29,074 INFO L69 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-07-25 09:29:29,746 WARN L169 SmtUtils]: Spent 351.00 ms on a formula simplification that was a NOOP. DAG size: 146 [2018-07-25 09:29:30,336 WARN L169 SmtUtils]: Spent 456.00 ms on a formula simplification that was a NOOP. DAG size: 147 [2018-07-25 09:29:30,376 INFO L309 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-07-25 09:29:30,376 INFO L324 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-07-25 09:29:30,381 INFO L451 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-07-25 09:29:30,388 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-07-25 09:29:30,388 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-07-25 09:29:30,391 INFO L87 Difference]: Start difference. First operand 6 states. Second operand 4 states. [2018-07-25 09:29:30,504 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-07-25 09:29:30,505 INFO L93 Difference]: Finished difference Result 10 states and 11 transitions. [2018-07-25 09:29:30,506 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-07-25 09:29:30,508 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 4 [2018-07-25 09:29:30,508 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-07-25 09:29:30,519 INFO L225 Difference]: With dead ends: 10 [2018-07-25 09:29:30,519 INFO L226 Difference]: Without dead ends: 7 [2018-07-25 09:29:30,523 INFO L574 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 [2018-07-25 09:29:30,540 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7 states. [2018-07-25 09:29:30,553 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7 to 7. [2018-07-25 09:29:30,554 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2018-07-25 09:29:30,555 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 7 transitions. [2018-07-25 09:29:30,557 INFO L78 Accepts]: Start accepts. Automaton has 7 states and 7 transitions. Word has length 4 [2018-07-25 09:29:30,557 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-07-25 09:29:30,557 INFO L472 AbstractCegarLoop]: Abstraction has 7 states and 7 transitions. [2018-07-25 09:29:30,557 INFO L473 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-07-25 09:29:30,558 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 7 transitions. [2018-07-25 09:29:30,558 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-07-25 09:29:30,558 INFO L346 BasicCegarLoop]: Found error trace [2018-07-25 09:29:30,559 INFO L354 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1] [2018-07-25 09:29:30,559 INFO L415 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2018-07-25 09:29:30,559 INFO L82 PathProgramCache]: Analyzing trace with hash 972615673, now seen corresponding path program 1 times [2018-07-25 09:29:30,559 INFO L69 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-07-25 09:29:30,952 WARN L169 SmtUtils]: Spent 326.00 ms on a formula simplification that was a NOOP. DAG size: 146 [2018-07-25 09:29:31,147 WARN L169 SmtUtils]: Spent 150.00 ms on a formula simplification that was a NOOP. DAG size: 147 [2018-07-25 09:29:31,458 WARN L169 SmtUtils]: Spent 231.00 ms on a formula simplification that was a NOOP. DAG size: 150 [2018-07-25 09:29:31,687 WARN L169 SmtUtils]: Spent 153.00 ms on a formula simplification that was a NOOP. DAG size: 151 [2018-07-25 09:29:32,079 WARN L169 SmtUtils]: Spent 351.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 152 [2018-07-25 09:29:32,477 WARN L169 SmtUtils]: Spent 188.00 ms on a formula simplification. DAG size of input: 284 DAG size of output: 282 [2018-07-25 09:29:33,183 WARN L169 SmtUtils]: Spent 332.00 ms on a formula simplification that was a NOOP. DAG size: 316 [2018-07-25 09:29:33,957 WARN L169 SmtUtils]: Spent 122.00 ms on a formula simplification that was a NOOP. DAG size: 287 [2018-07-25 09:29:34,791 WARN L169 SmtUtils]: Spent 620.00 ms on a formula simplification. DAG size of input: 320 DAG size of output: 320 [2018-07-25 09:29:36,010 WARN L169 SmtUtils]: Spent 289.00 ms on a formula simplification. DAG size of input: 389 DAG size of output: 387 [2018-07-25 09:29:36,511 WARN L169 SmtUtils]: Spent 149.00 ms on a formula simplification that was a NOOP. DAG size: 388 [2018-07-25 09:29:37,556 WARN L169 SmtUtils]: Spent 551.00 ms on a formula simplification that was a NOOP. DAG size: 480 [2018-07-25 09:29:38,897 WARN L169 SmtUtils]: Spent 138.00 ms on a formula simplification that was a NOOP. DAG size: 391 [2018-07-25 09:29:39,379 WARN L169 SmtUtils]: Spent 122.00 ms on a formula simplification that was a NOOP. DAG size: 392 [2018-07-25 09:29:40,969 WARN L169 SmtUtils]: Spent 1.21 s on a formula simplification. DAG size of input: 484 DAG size of output: 484 [2018-07-25 09:29:44,277 WARN L169 SmtUtils]: Spent 470.00 ms on a formula simplification. DAG size of input: 495 DAG size of output: 493 [2018-07-25 09:29:45,536 WARN L169 SmtUtils]: Spent 223.00 ms on a formula simplification that was a NOOP. DAG size: 494 [2018-07-25 09:29:47,391 WARN L169 SmtUtils]: Spent 1.13 s on a formula simplification that was a NOOP. DAG size: 657 [2018-07-25 09:29:52,118 WARN L169 SmtUtils]: Spent 292.00 ms on a formula simplification that was a NOOP. DAG size: 497 [2018-07-25 09:29:53,273 WARN L169 SmtUtils]: Spent 250.00 ms on a formula simplification that was a NOOP. DAG size: 498 [2018-07-25 09:29:56,788 WARN L169 SmtUtils]: Spent 2.65 s on a formula simplification. DAG size of input: 661 DAG size of output: 661 [2018-07-25 09:30:05,083 WARN L169 SmtUtils]: Spent 477.00 ms on a formula simplification. DAG size of input: 601 DAG size of output: 599 [2018-07-25 09:30:07,695 WARN L169 SmtUtils]: Spent 376.00 ms on a formula simplification that was a NOOP. DAG size: 600 [2018-07-25 09:30:11,972 WARN L169 SmtUtils]: Spent 2.61 s on a formula simplification that was a NOOP. DAG size: 834 [2018-07-25 09:30:25,857 WARN L169 SmtUtils]: Spent 321.00 ms on a formula simplification that was a NOOP. DAG size: 603 [2018-07-25 09:30:28,387 WARN L169 SmtUtils]: Spent 262.00 ms on a formula simplification that was a NOOP. DAG size: 604 [2018-07-25 09:30:38,142 WARN L169 SmtUtils]: Spent 5.64 s on a formula simplification. DAG size of input: 838 DAG size of output: 838 [2018-07-25 09:31:04,825 WARN L169 SmtUtils]: Spent 1.22 s on a formula simplification. DAG size of input: 707 DAG size of output: 705 [2018-07-25 09:31:09,892 WARN L169 SmtUtils]: Spent 771.00 ms on a formula simplification that was a NOOP. DAG size: 706 [2018-07-25 09:31:18,208 WARN L169 SmtUtils]: Spent 5.04 s on a formula simplification that was a NOOP. DAG size: 1011 [2018-07-25 09:31:59,508 WARN L169 SmtUtils]: Spent 496.00 ms on a formula simplification that was a NOOP. DAG size: 708 [2018-07-25 09:32:04,682 WARN L169 SmtUtils]: Spent 463.00 ms on a formula simplification that was a NOOP. DAG size: 709 [2018-07-25 09:32:22,945 WARN L169 SmtUtils]: Spent 12.70 s on a formula simplification. DAG size of input: 1014 DAG size of output: 1014 [2018-07-25 09:33:27,764 WARN L169 SmtUtils]: Spent 1.14 s on a formula simplification. DAG size of input: 812 DAG size of output: 810 [2018-07-25 09:33:36,813 WARN L169 SmtUtils]: Spent 617.00 ms on a formula simplification that was a NOOP. DAG size: 811 [2018-07-25 09:33:56,829 WARN L169 SmtUtils]: Spent 12.24 s on a formula simplification that was a NOOP. DAG size: 1187 Received shutdown request... [2018-07-25 09:34:16,065 WARN L541 AbstractCegarLoop]: Verification canceled [2018-07-25 09:34:16,072 WARN L202 ceAbstractionStarter]: Timeout [2018-07-25 09:34:16,072 INFO L202 PluginConnector]: Adding new model pals_lcr-var-start-time.6.2.ufo.BOUNDED-12.pals.c_12.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 25.07 09:34:16 BoogieIcfgContainer [2018-07-25 09:34:16,072 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-07-25 09:34:16,073 INFO L168 Benchmark]: Toolchain (without parser) took 288626.29 ms. Allocated memory was 1.6 GB in the beginning and 1.6 GB in the end (delta: 99.1 MB). Free memory was 1.5 GB in the beginning and 1.1 GB in the end (delta: 346.8 MB). Peak memory consumption was 445.9 MB. Max. memory is 7.1 GB. [2018-07-25 09:34:16,075 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.20 ms. Allocated memory is still 1.6 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-07-25 09:34:16,075 INFO L168 Benchmark]: Boogie Procedure Inliner took 52.08 ms. Allocated memory is still 1.6 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-07-25 09:34:16,076 INFO L168 Benchmark]: Boogie Preprocessor took 35.66 ms. Allocated memory is still 1.6 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-07-25 09:34:16,076 INFO L168 Benchmark]: RCFGBuilder took 1423.18 ms. Allocated memory is still 1.6 GB. Free memory was 1.5 GB in the beginning and 1.4 GB in the end (delta: 74.0 MB). Peak memory consumption was 74.0 MB. Max. memory is 7.1 GB. [2018-07-25 09:34:16,077 INFO L168 Benchmark]: TraceAbstraction took 287110.45 ms. Allocated memory was 1.6 GB in the beginning and 1.6 GB in the end (delta: 99.1 MB). Free memory was 1.4 GB in the beginning and 1.1 GB in the end (delta: 272.8 MB). Peak memory consumption was 371.9 MB. Max. memory is 7.1 GB. [2018-07-25 09:34:16,081 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 0.20 ms. Allocated memory is still 1.6 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 52.08 ms. Allocated memory is still 1.6 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Preprocessor took 35.66 ms. Allocated memory is still 1.6 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. * RCFGBuilder took 1423.18 ms. Allocated memory is still 1.6 GB. Free memory was 1.5 GB in the beginning and 1.4 GB in the end (delta: 74.0 MB). Peak memory consumption was 74.0 MB. Max. memory is 7.1 GB. * TraceAbstraction took 287110.45 ms. Allocated memory was 1.6 GB in the beginning and 1.6 GB in the end (delta: 99.1 MB). Free memory was 1.4 GB in the beginning and 1.1 GB in the end (delta: 272.8 MB). Peak memory consumption was 371.9 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - TimeoutResultAtElement [Line: 543]: Timeout (TraceAbstraction) Unable to prove that assertion always holds (line 543). 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, 287.0s 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.6.2.ufo.BOUNDED-12.pals.c_12.bpl_AutomizerBpl-pdr.epf_AutomizerBplInline.xml/Csv-Benchmark-0-2018-07-25_09-34-16-096.csv Written .csv to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/csv/pals_lcr-var-start-time.6.2.ufo.BOUNDED-12.pals.c_12.bpl_AutomizerBpl-pdr.epf_AutomizerBplInline.xml/Csv-TraceAbstractionBenchmarks-0-2018-07-25_09-34-16-096.csv Completed graceful shutdown