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.4.1.ufo.BOUNDED-8.pals.c_10.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.23-e6fd87c [2018-07-25 09:24:36,711 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-07-25 09:24:36,713 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-07-25 09:24:36,725 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-07-25 09:24:36,726 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-07-25 09:24:36,727 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-07-25 09:24:36,728 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-07-25 09:24:36,731 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-07-25 09:24:36,732 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-07-25 09:24:36,733 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-07-25 09:24:36,734 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-07-25 09:24:36,735 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-07-25 09:24:36,736 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-07-25 09:24:36,737 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-07-25 09:24:36,738 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-07-25 09:24:36,739 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-07-25 09:24:36,740 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-07-25 09:24:36,742 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-07-25 09:24:36,744 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-07-25 09:24:36,746 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-07-25 09:24:36,747 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-07-25 09:24:36,748 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-07-25 09:24:36,751 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-07-25 09:24:36,752 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-07-25 09:24:36,752 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-07-25 09:24:36,753 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-07-25 09:24:36,754 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-07-25 09:24:36,755 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-07-25 09:24:36,756 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-07-25 09:24:36,757 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-07-25 09:24:36,758 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-07-25 09:24:36,758 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-07-25 09:24:36,759 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-07-25 09:24:36,759 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-07-25 09:24:36,760 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-07-25 09:24:36,763 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-07-25 09:24:36,764 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/Pdr/AutomizerBpl-pdr.epf [2018-07-25 09:24:36,782 INFO L110 SettingsManager]: Loading preferences was successful [2018-07-25 09:24:36,783 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-07-25 09:24:36,784 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-07-25 09:24:36,784 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=PDR [2018-07-25 09:24:36,785 INFO L133 SettingsManager]: * Use separate solver for trace checks=false [2018-07-25 09:24:36,785 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-07-25 09:24:36,859 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-07-25 09:24:36,881 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-07-25 09:24:36,886 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-07-25 09:24:36,887 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2018-07-25 09:24:36,888 INFO L276 PluginConnector]: Boogie PL CUP Parser initialized [2018-07-25 09:24:36,889 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170304-DifficultPathPrograms/pals_lcr-var-start-time.4.1.ufo.BOUNDED-8.pals.c_10.bpl [2018-07-25 09:24:36,889 INFO L111 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170304-DifficultPathPrograms/pals_lcr-var-start-time.4.1.ufo.BOUNDED-8.pals.c_10.bpl' [2018-07-25 09:24:36,965 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-07-25 09:24:36,967 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-07-25 09:24:36,968 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-07-25 09:24:36,968 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-07-25 09:24:36,968 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-07-25 09:24:36,988 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "pals_lcr-var-start-time.4.1.ufo.BOUNDED-8.pals.c_10.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 09:24:36" (1/1) ... [2018-07-25 09:24:37,007 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "pals_lcr-var-start-time.4.1.ufo.BOUNDED-8.pals.c_10.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 09:24:36" (1/1) ... [2018-07-25 09:24:37,023 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-07-25 09:24:37,024 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-07-25 09:24:37,024 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-07-25 09:24:37,024 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-07-25 09:24:37,036 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "pals_lcr-var-start-time.4.1.ufo.BOUNDED-8.pals.c_10.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 09:24:36" (1/1) ... [2018-07-25 09:24:37,037 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "pals_lcr-var-start-time.4.1.ufo.BOUNDED-8.pals.c_10.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 09:24:36" (1/1) ... [2018-07-25 09:24:37,040 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "pals_lcr-var-start-time.4.1.ufo.BOUNDED-8.pals.c_10.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 09:24:36" (1/1) ... [2018-07-25 09:24:37,041 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "pals_lcr-var-start-time.4.1.ufo.BOUNDED-8.pals.c_10.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 09:24:36" (1/1) ... [2018-07-25 09:24:37,058 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "pals_lcr-var-start-time.4.1.ufo.BOUNDED-8.pals.c_10.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 09:24:36" (1/1) ... [2018-07-25 09:24:37,065 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "pals_lcr-var-start-time.4.1.ufo.BOUNDED-8.pals.c_10.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 09:24:36" (1/1) ... [2018-07-25 09:24:37,068 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "pals_lcr-var-start-time.4.1.ufo.BOUNDED-8.pals.c_10.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 09:24:36" (1/1) ... [2018-07-25 09:24:37,078 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-07-25 09:24:37,079 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-07-25 09:24:37,079 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-07-25 09:24:37,079 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-07-25 09:24:37,083 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "pals_lcr-var-start-time.4.1.ufo.BOUNDED-8.pals.c_10.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 09:24:36" (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 [2018-07-25 09:24:37,173 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-07-25 09:24:37,174 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-07-25 09:24:38,151 INFO L273 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-07-25 09:24:38,152 INFO L202 PluginConnector]: Adding new model pals_lcr-var-start-time.4.1.ufo.BOUNDED-8.pals.c_10.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.07 09:24:38 BoogieIcfgContainer [2018-07-25 09:24:38,152 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-07-25 09:24:38,154 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-07-25 09:24:38,154 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-07-25 09:24:38,157 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-07-25 09:24:38,157 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "pals_lcr-var-start-time.4.1.ufo.BOUNDED-8.pals.c_10.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 09:24:36" (1/2) ... [2018-07-25 09:24:38,158 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4542763 and model type pals_lcr-var-start-time.4.1.ufo.BOUNDED-8.pals.c_10.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.07 09:24:38, skipping insertion in model container [2018-07-25 09:24:38,159 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "pals_lcr-var-start-time.4.1.ufo.BOUNDED-8.pals.c_10.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.07 09:24:38" (2/2) ... [2018-07-25 09:24:38,161 INFO L112 eAbstractionObserver]: Analyzing ICFG pals_lcr-var-start-time.4.1.ufo.BOUNDED-8.pals.c_10.bpl [2018-07-25 09:24:38,170 INFO L133 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:PDR Determinization: PREDICATE_ABSTRACTION [2018-07-25 09:24:38,185 INFO L145 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-07-25 09:24:38,233 INFO L128 ementStrategyFactory]: Using default assertion order modulation [2018-07-25 09:24:38,234 INFO L374 AbstractCegarLoop]: Interprodecural is true [2018-07-25 09:24:38,234 INFO L375 AbstractCegarLoop]: Hoare is true [2018-07-25 09:24:38,234 INFO L376 AbstractCegarLoop]: Compute interpolants for PDR [2018-07-25 09:24:38,234 INFO L377 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-07-25 09:24:38,235 INFO L378 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-07-25 09:24:38,235 INFO L379 AbstractCegarLoop]: Difference is false [2018-07-25 09:24:38,235 INFO L380 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-07-25 09:24:38,235 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-07-25 09:24:38,250 INFO L276 IsEmpty]: Start isEmpty. Operand 6 states. [2018-07-25 09:24:38,258 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-07-25 09:24:38,259 INFO L346 BasicCegarLoop]: Found error trace [2018-07-25 09:24:38,259 INFO L354 BasicCegarLoop]: trace histogram [1, 1, 1, 1] [2018-07-25 09:24:38,260 INFO L415 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2018-07-25 09:24:38,266 INFO L82 PathProgramCache]: Analyzing trace with hash 990345, now seen corresponding path program 1 times [2018-07-25 09:24:38,272 INFO L69 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-07-25 09:24:39,160 WARN L169 SmtUtils]: Spent 570.00 ms on a formula simplification that was a NOOP. DAG size: 117 [2018-07-25 09:24:39,451 WARN L169 SmtUtils]: Spent 160.00 ms on a formula simplification that was a NOOP. DAG size: 118 [2018-07-25 09:24:39,475 INFO L309 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-07-25 09:24:39,476 INFO L324 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-07-25 09:24:39,480 INFO L451 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-07-25 09:24:39,487 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-07-25 09:24:39,488 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-07-25 09:24:39,491 INFO L87 Difference]: Start difference. First operand 6 states. Second operand 4 states. [2018-07-25 09:24:39,556 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-07-25 09:24:39,556 INFO L93 Difference]: Finished difference Result 10 states and 11 transitions. [2018-07-25 09:24:39,557 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-07-25 09:24:39,558 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 4 [2018-07-25 09:24:39,559 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-07-25 09:24:39,570 INFO L225 Difference]: With dead ends: 10 [2018-07-25 09:24:39,570 INFO L226 Difference]: Without dead ends: 7 [2018-07-25 09:24:39,574 INFO L574 BasicCegarLoop]: 0 DeclaredPredicates, 40 GetRequests, 35 SyntacticMatches, 1 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-07-25 09:24:39,592 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7 states. [2018-07-25 09:24:39,609 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7 to 7. [2018-07-25 09:24:39,610 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2018-07-25 09:24:39,611 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 7 transitions. [2018-07-25 09:24:39,614 INFO L78 Accepts]: Start accepts. Automaton has 7 states and 7 transitions. Word has length 4 [2018-07-25 09:24:39,614 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-07-25 09:24:39,614 INFO L472 AbstractCegarLoop]: Abstraction has 7 states and 7 transitions. [2018-07-25 09:24:39,614 INFO L473 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-07-25 09:24:39,615 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 7 transitions. [2018-07-25 09:24:39,615 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-07-25 09:24:39,615 INFO L346 BasicCegarLoop]: Found error trace [2018-07-25 09:24:39,615 INFO L354 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1] [2018-07-25 09:24:39,616 INFO L415 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2018-07-25 09:24:39,616 INFO L82 PathProgramCache]: Analyzing trace with hash 951799901, now seen corresponding path program 1 times [2018-07-25 09:24:39,616 INFO L69 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-07-25 09:24:40,154 WARN L169 SmtUtils]: Spent 394.00 ms on a formula simplification that was a NOOP. DAG size: 117 [2018-07-25 09:24:40,604 WARN L169 SmtUtils]: Spent 164.00 ms on a formula simplification that was a NOOP. DAG size: 121 [2018-07-25 09:24:40,750 WARN L169 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 122 [2018-07-25 09:24:41,052 WARN L169 SmtUtils]: Spent 251.00 ms on a formula simplification. DAG size of input: 123 DAG size of output: 123 [2018-07-25 09:24:41,436 WARN L169 SmtUtils]: Spent 175.00 ms on a formula simplification. DAG size of input: 219 DAG size of output: 217 [2018-07-25 09:24:41,943 WARN L169 SmtUtils]: Spent 191.00 ms on a formula simplification that was a NOOP. DAG size: 243 [2018-07-25 09:24:43,095 WARN L169 SmtUtils]: Spent 400.00 ms on a formula simplification. DAG size of input: 247 DAG size of output: 247 [2018-07-25 09:24:43,859 WARN L169 SmtUtils]: Spent 167.00 ms on a formula simplification. DAG size of input: 298 DAG size of output: 296 [2018-07-25 09:24:44,229 WARN L169 SmtUtils]: Spent 112.00 ms on a formula simplification that was a NOOP. DAG size: 297 [2018-07-25 09:24:44,858 WARN L169 SmtUtils]: Spent 328.00 ms on a formula simplification that was a NOOP. DAG size: 363 [2018-07-25 09:24:47,886 WARN L169 SmtUtils]: Spent 795.00 ms on a formula simplification. DAG size of input: 367 DAG size of output: 367 [2018-07-25 09:24:50,263 WARN L169 SmtUtils]: Spent 286.00 ms on a formula simplification. DAG size of input: 378 DAG size of output: 376 [2018-07-25 09:24:51,055 WARN L169 SmtUtils]: Spent 130.00 ms on a formula simplification that was a NOOP. DAG size: 377 [2018-07-25 09:24:52,286 WARN L169 SmtUtils]: Spent 708.00 ms on a formula simplification that was a NOOP. DAG size: 490 [2018-07-25 09:24:55,993 WARN L169 SmtUtils]: Spent 146.00 ms on a formula simplification that was a NOOP. DAG size: 379 [2018-07-25 09:24:56,854 WARN L169 SmtUtils]: Spent 201.00 ms on a formula simplification that was a NOOP. DAG size: 380 [2018-07-25 09:24:58,891 WARN L169 SmtUtils]: Spent 1.35 s on a formula simplification. DAG size of input: 493 DAG size of output: 493 [2018-07-25 09:25:05,216 WARN L169 SmtUtils]: Spent 542.00 ms on a formula simplification. DAG size of input: 457 DAG size of output: 455 [2018-07-25 09:25:07,151 WARN L169 SmtUtils]: Spent 281.00 ms on a formula simplification that was a NOOP. DAG size: 456 [2018-07-25 09:25:09,483 WARN L169 SmtUtils]: Spent 1.27 s on a formula simplification that was a NOOP. DAG size: 616 [2018-07-25 09:25:20,117 WARN L169 SmtUtils]: Spent 379.00 ms on a formula simplification that was a NOOP. DAG size: 460 [2018-07-25 09:25:21,979 WARN L169 SmtUtils]: Spent 358.00 ms on a formula simplification that was a NOOP. DAG size: 461 [2018-07-25 09:25:25,776 WARN L169 SmtUtils]: Spent 2.54 s on a formula simplification. DAG size of input: 620 DAG size of output: 620 [2018-07-25 09:25:42,844 WARN L169 SmtUtils]: Spent 702.00 ms on a formula simplification. DAG size of input: 538 DAG size of output: 536 [2018-07-25 09:25:46,228 WARN L169 SmtUtils]: Spent 726.00 ms on a formula simplification that was a NOOP. DAG size: 537 [2018-07-25 09:25:52,306 WARN L169 SmtUtils]: Spent 2.97 s on a formula simplification that was a NOOP. DAG size: 743 [2018-07-25 09:26:18,430 WARN L169 SmtUtils]: Spent 252.00 ms on a formula simplification that was a NOOP. DAG size: 540 [2018-07-25 09:26:22,059 WARN L169 SmtUtils]: Spent 523.00 ms on a formula simplification that was a NOOP. DAG size: 541 [2018-07-25 09:26:30,739 WARN L169 SmtUtils]: Spent 5.78 s on a formula simplification. DAG size of input: 747 DAG size of output: 747 [2018-07-25 09:27:15,796 WARN L169 SmtUtils]: Spent 988.00 ms on a formula simplification. DAG size of input: 618 DAG size of output: 616 [2018-07-25 09:27:22,040 WARN L169 SmtUtils]: Spent 741.00 ms on a formula simplification that was a NOOP. DAG size: 617 [2018-07-25 09:27:41,769 WARN L169 SmtUtils]: Spent 5.68 s on a formula simplification that was a NOOP. DAG size: 870 [2018-07-25 09:29:03,586 WARN L169 SmtUtils]: Spent 1.31 s on a formula simplification that was a NOOP. DAG size: 619 [2018-07-25 09:29:09,895 WARN L169 SmtUtils]: Spent 856.00 ms on a formula simplification that was a NOOP. DAG size: 620 Received shutdown request... [2018-07-25 09:29:24,082 WARN L177 SmtUtils]: Removed 8 from assertion stack [2018-07-25 09:29:24,084 WARN L541 AbstractCegarLoop]: Verification canceled [2018-07-25 09:29:24,089 WARN L202 ceAbstractionStarter]: Timeout [2018-07-25 09:29:24,089 INFO L202 PluginConnector]: Adding new model pals_lcr-var-start-time.4.1.ufo.BOUNDED-8.pals.c_10.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 25.07 09:29:24 BoogieIcfgContainer [2018-07-25 09:29:24,090 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-07-25 09:29:24,091 INFO L168 Benchmark]: Toolchain (without parser) took 287124.83 ms. Allocated memory was 1.5 GB in the beginning and 1.6 GB in the end (delta: 72.4 MB). Free memory was 1.5 GB in the beginning and 1.5 GB in the end (delta: -9.1 MB). Peak memory consumption was 666.1 MB. Max. memory is 7.1 GB. [2018-07-25 09:29:24,092 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.25 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 09:29:24,093 INFO L168 Benchmark]: Boogie Procedure Inliner took 55.74 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 09:29:24,093 INFO L168 Benchmark]: Boogie Preprocessor took 54.39 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 09:29:24,094 INFO L168 Benchmark]: RCFGBuilder took 1073.55 ms. Allocated memory is still 1.5 GB. Free memory was 1.5 GB in the beginning and 1.4 GB in the end (delta: 63.4 MB). Peak memory consumption was 63.4 MB. Max. memory is 7.1 GB. [2018-07-25 09:29:24,094 INFO L168 Benchmark]: TraceAbstraction took 285935.98 ms. Allocated memory was 1.5 GB in the beginning and 1.6 GB in the end (delta: 72.4 MB). Free memory was 1.4 GB in the beginning and 1.5 GB in the end (delta: -72.5 MB). Peak memory consumption was 602.7 MB. Max. memory is 7.1 GB. [2018-07-25 09:29:24,098 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 0.25 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 55.74 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 54.39 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 1073.55 ms. Allocated memory is still 1.5 GB. Free memory was 1.5 GB in the beginning and 1.4 GB in the end (delta: 63.4 MB). Peak memory consumption was 63.4 MB. Max. memory is 7.1 GB. * TraceAbstraction took 285935.98 ms. Allocated memory was 1.5 GB in the beginning and 1.6 GB in the end (delta: 72.4 MB). Free memory was 1.4 GB in the beginning and 1.5 GB in the end (delta: -72.5 MB). Peak memory consumption was 602.7 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 PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 873. - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 17 locations, 1 error locations. TIMEOUT Result, 285.8s OverallTime, 2 OverallIterations, 2 TraceHistogramMax, 0.0s 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, 1.0s 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: 1.1s 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.4.1.ufo.BOUNDED-8.pals.c_10.bpl_AutomizerBpl-pdr.epf_AutomizerBplInline.xml/Csv-Benchmark-0-2018-07-25_09-29-24-113.csv Written .csv to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/csv/pals_lcr-var-start-time.4.1.ufo.BOUNDED-8.pals.c_10.bpl_AutomizerBpl-pdr.epf_AutomizerBplInline.xml/Csv-TraceAbstractionBenchmarks-0-2018-07-25_09-29-24-113.csv Completed graceful shutdown