java -Xmx8000000000 -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerBplInline.xml --generate-csv --csv-dir csv -s ../../../trunk/examples/settings/Pdr/AutomizerBpl-pdr-z3.epf -i ../../../trunk/examples/programs/20170304-DifficultPathPrograms/pals_lcr-var-start-time.5.1.ufo.BOUNDED-10.pals.c_11.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.23-e6fd87c [2018-07-25 14:05:57,335 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-07-25 14:05:57,337 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-07-25 14:05:57,349 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-07-25 14:05:57,350 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-07-25 14:05:57,351 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-07-25 14:05:57,352 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-07-25 14:05:57,354 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-07-25 14:05:57,356 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-07-25 14:05:57,357 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-07-25 14:05:57,358 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-07-25 14:05:57,358 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-07-25 14:05:57,359 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-07-25 14:05:57,360 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-07-25 14:05:57,361 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-07-25 14:05:57,362 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-07-25 14:05:57,363 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-07-25 14:05:57,365 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-07-25 14:05:57,367 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-07-25 14:05:57,369 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-07-25 14:05:57,370 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-07-25 14:05:57,372 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-07-25 14:05:57,374 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-07-25 14:05:57,375 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-07-25 14:05:57,375 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-07-25 14:05:57,376 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-07-25 14:05:57,377 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-07-25 14:05:57,378 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-07-25 14:05:57,379 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-07-25 14:05:57,380 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-07-25 14:05:57,381 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-07-25 14:05:57,381 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-07-25 14:05:57,382 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-07-25 14:05:57,382 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-07-25 14:05:57,383 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-07-25 14:05:57,384 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-07-25 14:05:57,384 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/Pdr/AutomizerBpl-pdr-z3.epf [2018-07-25 14:05:57,395 INFO L110 SettingsManager]: Loading preferences was successful [2018-07-25 14:05:57,395 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-07-25 14:05:57,399 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-07-25 14:05:57,399 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=PDR [2018-07-25 14:05:57,399 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-07-25 14:05:57,400 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in [2018-07-25 14:05:57,400 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-07-25 14:05:57,453 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-07-25 14:05:57,466 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-07-25 14:05:57,470 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-07-25 14:05:57,471 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2018-07-25 14:05:57,472 INFO L276 PluginConnector]: Boogie PL CUP Parser initialized [2018-07-25 14:05:57,473 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170304-DifficultPathPrograms/pals_lcr-var-start-time.5.1.ufo.BOUNDED-10.pals.c_11.bpl [2018-07-25 14:05:57,473 INFO L111 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170304-DifficultPathPrograms/pals_lcr-var-start-time.5.1.ufo.BOUNDED-10.pals.c_11.bpl' [2018-07-25 14:05:57,568 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-07-25 14:05:57,569 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-07-25 14:05:57,570 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-07-25 14:05:57,572 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-07-25 14:05:57,573 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-07-25 14:05:57,592 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "pals_lcr-var-start-time.5.1.ufo.BOUNDED-10.pals.c_11.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 02:05:57" (1/1) ... [2018-07-25 14:05:57,613 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "pals_lcr-var-start-time.5.1.ufo.BOUNDED-10.pals.c_11.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 02:05:57" (1/1) ... [2018-07-25 14:05:57,630 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-07-25 14:05:57,631 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-07-25 14:05:57,631 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-07-25 14:05:57,631 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-07-25 14:05:57,643 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "pals_lcr-var-start-time.5.1.ufo.BOUNDED-10.pals.c_11.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 02:05:57" (1/1) ... [2018-07-25 14:05:57,643 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "pals_lcr-var-start-time.5.1.ufo.BOUNDED-10.pals.c_11.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 02:05:57" (1/1) ... [2018-07-25 14:05:57,653 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "pals_lcr-var-start-time.5.1.ufo.BOUNDED-10.pals.c_11.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 02:05:57" (1/1) ... [2018-07-25 14:05:57,653 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "pals_lcr-var-start-time.5.1.ufo.BOUNDED-10.pals.c_11.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 02:05:57" (1/1) ... [2018-07-25 14:05:57,674 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "pals_lcr-var-start-time.5.1.ufo.BOUNDED-10.pals.c_11.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 02:05:57" (1/1) ... [2018-07-25 14:05:57,678 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "pals_lcr-var-start-time.5.1.ufo.BOUNDED-10.pals.c_11.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 02:05:57" (1/1) ... [2018-07-25 14:05:57,685 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "pals_lcr-var-start-time.5.1.ufo.BOUNDED-10.pals.c_11.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 02:05:57" (1/1) ... [2018-07-25 14:05:57,691 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-07-25 14:05:57,693 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-07-25 14:05:57,693 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-07-25 14:05:57,693 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-07-25 14:05:57,696 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "pals_lcr-var-start-time.5.1.ufo.BOUNDED-10.pals.c_11.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 02:05:57" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-07-25 14:05:57,774 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-07-25 14:05:57,774 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-07-25 14:05:58,863 INFO L273 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-07-25 14:05:58,864 INFO L202 PluginConnector]: Adding new model pals_lcr-var-start-time.5.1.ufo.BOUNDED-10.pals.c_11.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.07 02:05:58 BoogieIcfgContainer [2018-07-25 14:05:58,865 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-07-25 14:05:58,866 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-07-25 14:05:58,867 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-07-25 14:05:58,870 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-07-25 14:05:58,870 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "pals_lcr-var-start-time.5.1.ufo.BOUNDED-10.pals.c_11.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 02:05:57" (1/2) ... [2018-07-25 14:05:58,871 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4e9a055f and model type pals_lcr-var-start-time.5.1.ufo.BOUNDED-10.pals.c_11.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.07 02:05:58, skipping insertion in model container [2018-07-25 14:05:58,871 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "pals_lcr-var-start-time.5.1.ufo.BOUNDED-10.pals.c_11.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.07 02:05:58" (2/2) ... [2018-07-25 14:05:58,873 INFO L112 eAbstractionObserver]: Analyzing ICFG pals_lcr-var-start-time.5.1.ufo.BOUNDED-10.pals.c_11.bpl [2018-07-25 14:05:58,883 INFO L133 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:PDR Determinization: PREDICATE_ABSTRACTION [2018-07-25 14:05:58,892 INFO L145 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-07-25 14:05:58,938 INFO L128 ementStrategyFactory]: Using default assertion order modulation [2018-07-25 14:05:58,939 INFO L374 AbstractCegarLoop]: Interprodecural is true [2018-07-25 14:05:58,939 INFO L375 AbstractCegarLoop]: Hoare is true [2018-07-25 14:05:58,939 INFO L376 AbstractCegarLoop]: Compute interpolants for PDR [2018-07-25 14:05:58,940 INFO L377 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-07-25 14:05:58,940 INFO L378 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-07-25 14:05:58,940 INFO L379 AbstractCegarLoop]: Difference is false [2018-07-25 14:05:58,940 INFO L380 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-07-25 14:05:58,941 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-07-25 14:05:58,955 INFO L276 IsEmpty]: Start isEmpty. Operand 6 states. [2018-07-25 14:05:58,963 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-07-25 14:05:58,964 INFO L346 BasicCegarLoop]: Found error trace [2018-07-25 14:05:58,965 INFO L354 BasicCegarLoop]: trace histogram [1, 1, 1, 1] [2018-07-25 14:05:58,966 INFO L415 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2018-07-25 14:05:58,971 INFO L82 PathProgramCache]: Analyzing trace with hash 1001172, now seen corresponding path program 1 times No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in [2018-07-25 14:05:58,996 INFO L69 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-07-25 14:05:59,653 WARN L169 SmtUtils]: Spent 314.00 ms on a formula simplification that was a NOOP. DAG size: 133 [2018-07-25 14:06:00,006 WARN L169 SmtUtils]: Spent 290.00 ms on a formula simplification that was a NOOP. DAG size: 134 [2018-07-25 14:06:00,063 INFO L309 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-07-25 14:06:00,063 INFO L324 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-07-25 14:06:00,068 INFO L451 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-07-25 14:06:00,074 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-07-25 14:06:00,075 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-07-25 14:06:00,078 INFO L87 Difference]: Start difference. First operand 6 states. Second operand 4 states. [2018-07-25 14:06:00,157 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-07-25 14:06:00,158 INFO L93 Difference]: Finished difference Result 10 states and 11 transitions. [2018-07-25 14:06:00,158 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-07-25 14:06:00,160 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 4 [2018-07-25 14:06:00,161 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-07-25 14:06:00,172 INFO L225 Difference]: With dead ends: 10 [2018-07-25 14:06:00,172 INFO L226 Difference]: Without dead ends: 7 [2018-07-25 14:06:00,176 INFO L574 BasicCegarLoop]: 0 DeclaredPredicates, 40 GetRequests, 35 SyntacticMatches, 1 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-07-25 14:06:00,194 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7 states. [2018-07-25 14:06:00,210 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7 to 7. [2018-07-25 14:06:00,211 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2018-07-25 14:06:00,212 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 7 transitions. [2018-07-25 14:06:00,214 INFO L78 Accepts]: Start accepts. Automaton has 7 states and 7 transitions. Word has length 4 [2018-07-25 14:06:00,214 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-07-25 14:06:00,215 INFO L472 AbstractCegarLoop]: Abstraction has 7 states and 7 transitions. [2018-07-25 14:06:00,215 INFO L473 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-07-25 14:06:00,215 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 7 transitions. [2018-07-25 14:06:00,215 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-07-25 14:06:00,216 INFO L346 BasicCegarLoop]: Found error trace [2018-07-25 14:06:00,216 INFO L354 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1] [2018-07-25 14:06:00,216 INFO L415 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2018-07-25 14:06:00,217 INFO L82 PathProgramCache]: Analyzing trace with hash 962207787, now seen corresponding path program 1 times No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in [2018-07-25 14:06:00,228 INFO L69 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-07-25 14:06:00,799 WARN L169 SmtUtils]: Spent 509.00 ms on a formula simplification that was a NOOP. DAG size: 133 [2018-07-25 14:06:01,059 WARN L169 SmtUtils]: Spent 224.00 ms on a formula simplification that was a NOOP. DAG size: 134 [2018-07-25 14:06:01,266 WARN L169 SmtUtils]: Spent 126.00 ms on a formula simplification that was a NOOP. DAG size: 137 [2018-07-25 14:06:01,502 WARN L169 SmtUtils]: Spent 188.00 ms on a formula simplification that was a NOOP. DAG size: 138 [2018-07-25 14:06:01,860 WARN L169 SmtUtils]: Spent 319.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 139 [2018-07-25 14:06:02,309 WARN L169 SmtUtils]: Spent 233.00 ms on a formula simplification. DAG size of input: 253 DAG size of output: 251 [2018-07-25 14:06:02,868 WARN L169 SmtUtils]: Spent 212.00 ms on a formula simplification that was a NOOP. DAG size: 281 [2018-07-25 14:06:03,552 WARN L169 SmtUtils]: Spent 213.00 ms on a formula simplification that was a NOOP. DAG size: 255 [2018-07-25 14:06:03,789 WARN L169 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 256 [2018-07-25 14:06:04,638 WARN L169 SmtUtils]: Spent 576.00 ms on a formula simplification. DAG size of input: 285 DAG size of output: 285 [2018-07-25 14:06:05,521 WARN L169 SmtUtils]: Spent 181.00 ms on a formula simplification. DAG size of input: 345 DAG size of output: 343 [2018-07-25 14:06:05,978 WARN L169 SmtUtils]: Spent 184.00 ms on a formula simplification that was a NOOP. DAG size: 344 [2018-07-25 14:06:06,775 WARN L169 SmtUtils]: Spent 410.00 ms on a formula simplification that was a NOOP. DAG size: 423 [2018-07-25 14:06:08,525 WARN L169 SmtUtils]: Spent 127.00 ms on a formula simplification that was a NOOP. DAG size: 348 [2018-07-25 14:06:09,775 WARN L169 SmtUtils]: Spent 848.00 ms on a formula simplification. DAG size of input: 427 DAG size of output: 427 [2018-07-25 14:06:12,703 WARN L169 SmtUtils]: Spent 347.00 ms on a formula simplification. DAG size of input: 438 DAG size of output: 436 [2018-07-25 14:06:13,591 WARN L169 SmtUtils]: Spent 222.00 ms on a formula simplification that was a NOOP. DAG size: 437 [2018-07-25 14:06:15,134 WARN L169 SmtUtils]: Spent 822.00 ms on a formula simplification that was a NOOP. DAG size: 575 [2018-07-25 14:06:19,055 WARN L169 SmtUtils]: Spent 167.00 ms on a formula simplification that was a NOOP. DAG size: 440 [2018-07-25 14:06:19,988 WARN L169 SmtUtils]: Spent 187.00 ms on a formula simplification that was a NOOP. DAG size: 441 [2018-07-25 14:06:22,691 WARN L169 SmtUtils]: Spent 1.76 s on a formula simplification. DAG size of input: 579 DAG size of output: 579 [2018-07-25 14:06:30,055 WARN L169 SmtUtils]: Spent 957.00 ms on a formula simplification. DAG size of input: 531 DAG size of output: 529 [2018-07-25 14:06:32,262 WARN L169 SmtUtils]: Spent 273.00 ms on a formula simplification that was a NOOP. DAG size: 530 [2018-07-25 14:06:35,716 WARN L169 SmtUtils]: Spent 1.99 s on a formula simplification that was a NOOP. DAG size: 727 [2018-07-25 14:06:47,690 WARN L169 SmtUtils]: Spent 233.00 ms on a formula simplification that was a NOOP. DAG size: 532 [2018-07-25 14:06:49,911 WARN L169 SmtUtils]: Spent 258.00 ms on a formula simplification that was a NOOP. DAG size: 533 [2018-07-25 14:06:55,975 WARN L169 SmtUtils]: Spent 4.24 s on a formula simplification. DAG size of input: 730 DAG size of output: 730 [2018-07-25 14:07:16,902 WARN L169 SmtUtils]: Spent 1.18 s on a formula simplification. DAG size of input: 623 DAG size of output: 621 [2018-07-25 14:07:21,593 WARN L169 SmtUtils]: Spent 866.00 ms on a formula simplification that was a NOOP. DAG size: 622 [2018-07-25 14:07:29,674 WARN L169 SmtUtils]: Spent 5.01 s on a formula simplification that was a NOOP. DAG size: 878 [2018-07-25 14:08:03,565 WARN L169 SmtUtils]: Spent 852.00 ms on a formula simplification that was a NOOP. DAG size: 626 [2018-07-25 14:08:08,591 WARN L169 SmtUtils]: Spent 1.23 s on a formula simplification that was a NOOP. DAG size: 627 [2018-07-25 14:08:22,409 WARN L169 SmtUtils]: Spent 9.28 s on a formula simplification. DAG size of input: 882 DAG size of output: 882 [2018-07-25 14:09:32,175 WARN L169 SmtUtils]: Spent 1.93 s on a formula simplification. DAG size of input: 717 DAG size of output: 715 [2018-07-25 14:09:38,757 WARN L169 SmtUtils]: Spent 572.00 ms on a formula simplification that was a NOOP. DAG size: 716 [2018-07-25 14:09:55,357 WARN L169 SmtUtils]: Spent 7.74 s on a formula simplification that was a NOOP. DAG size: 1030 Received shutdown request... [2018-07-25 14:10:45,937 WARN L513 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in [2018-07-25 14:10:45,937 WARN L541 AbstractCegarLoop]: Verification canceled [2018-07-25 14:10:45,943 WARN L202 ceAbstractionStarter]: Timeout [2018-07-25 14:10:45,944 INFO L202 PluginConnector]: Adding new model pals_lcr-var-start-time.5.1.ufo.BOUNDED-10.pals.c_11.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 25.07 02:10:45 BoogieIcfgContainer [2018-07-25 14:10:45,944 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-07-25 14:10:45,945 INFO L168 Benchmark]: Toolchain (without parser) took 288376.50 ms. Allocated memory was 1.5 GB in the beginning and 1.7 GB in the end (delta: 111.1 MB). Free memory was 1.5 GB in the beginning and 1.2 GB in the end (delta: 307.9 MB). Peak memory consumption was 419.0 MB. Max. memory is 7.1 GB. [2018-07-25 14:10:45,946 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.19 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-07-25 14:10:45,947 INFO L168 Benchmark]: Boogie Procedure Inliner took 60.23 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-07-25 14:10:45,947 INFO L168 Benchmark]: Boogie Preprocessor took 60.31 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-07-25 14:10:45,948 INFO L168 Benchmark]: RCFGBuilder took 1172.92 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. [2018-07-25 14:10:45,949 INFO L168 Benchmark]: TraceAbstraction took 287077.66 ms. Allocated memory was 1.5 GB in the beginning and 1.7 GB in the end (delta: 111.1 MB). Free memory was 1.4 GB in the beginning and 1.2 GB in the end (delta: 233.9 MB). Peak memory consumption was 345.0 MB. Max. memory is 7.1 GB. [2018-07-25 14:10:45,954 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 60.23 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 60.31 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 1172.92 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 287077.66 ms. Allocated memory was 1.5 GB in the beginning and 1.7 GB in the end (delta: 111.1 MB). Free memory was 1.4 GB in the beginning and 1.2 GB in the end (delta: 233.9 MB). Peak memory consumption was 345.0 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - TimeoutResultAtElement [Line: 467]: Timeout (TraceAbstraction) Unable to prove that assertion always holds (line 467). 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, 19 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, 0.9s 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.5.1.ufo.BOUNDED-10.pals.c_11.bpl_AutomizerBpl-pdr-z3.epf_AutomizerBplInline.xml/Csv-Benchmark-0-2018-07-25_14-10-45-976.csv Written .csv to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/csv/pals_lcr-var-start-time.5.1.ufo.BOUNDED-10.pals.c_11.bpl_AutomizerBpl-pdr-z3.epf_AutomizerBplInline.xml/Csv-TraceAbstractionBenchmarks-0-2018-07-25_14-10-45-976.csv Completed graceful shutdown