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/hhk2008.c.i_3.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.23-e6fd87c [2018-07-25 13:58:56,672 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-07-25 13:58:56,673 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-07-25 13:58:56,687 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-07-25 13:58:56,687 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-07-25 13:58:56,689 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-07-25 13:58:56,690 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-07-25 13:58:56,692 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-07-25 13:58:56,693 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-07-25 13:58:56,694 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-07-25 13:58:56,695 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-07-25 13:58:56,695 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-07-25 13:58:56,696 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-07-25 13:58:56,697 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-07-25 13:58:56,698 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-07-25 13:58:56,699 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-07-25 13:58:56,700 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-07-25 13:58:56,702 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-07-25 13:58:56,704 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-07-25 13:58:56,706 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-07-25 13:58:56,707 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-07-25 13:58:56,708 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-07-25 13:58:56,710 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-07-25 13:58:56,711 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-07-25 13:58:56,711 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-07-25 13:58:56,712 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-07-25 13:58:56,713 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-07-25 13:58:56,714 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-07-25 13:58:56,715 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-07-25 13:58:56,716 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-07-25 13:58:56,716 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-07-25 13:58:56,717 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-07-25 13:58:56,717 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-07-25 13:58:56,718 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-07-25 13:58:56,719 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-07-25 13:58:56,720 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-07-25 13:58:56,720 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 13:58:56,728 INFO L110 SettingsManager]: Loading preferences was successful [2018-07-25 13:58:56,728 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-07-25 13:58:56,730 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-07-25 13:58:56,730 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=PDR [2018-07-25 13:58:56,730 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-07-25 13:58:56,730 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in [2018-07-25 13:58:56,731 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-07-25 13:58:56,772 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-07-25 13:58:56,785 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-07-25 13:58:56,788 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-07-25 13:58:56,790 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2018-07-25 13:58:56,790 INFO L276 PluginConnector]: Boogie PL CUP Parser initialized [2018-07-25 13:58:56,791 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170304-DifficultPathPrograms/hhk2008.c.i_3.bpl [2018-07-25 13:58:56,792 INFO L111 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170304-DifficultPathPrograms/hhk2008.c.i_3.bpl' [2018-07-25 13:58:56,841 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-07-25 13:58:56,842 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-07-25 13:58:56,843 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-07-25 13:58:56,844 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-07-25 13:58:56,844 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-07-25 13:58:56,863 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "hhk2008.c.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 01:58:56" (1/1) ... [2018-07-25 13:58:56,876 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "hhk2008.c.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 01:58:56" (1/1) ... [2018-07-25 13:58:56,883 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-07-25 13:58:56,884 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-07-25 13:58:56,884 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-07-25 13:58:56,884 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-07-25 13:58:56,895 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "hhk2008.c.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 01:58:56" (1/1) ... [2018-07-25 13:58:56,896 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "hhk2008.c.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 01:58:56" (1/1) ... [2018-07-25 13:58:56,897 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "hhk2008.c.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 01:58:56" (1/1) ... [2018-07-25 13:58:56,897 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "hhk2008.c.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 01:58:56" (1/1) ... [2018-07-25 13:58:56,900 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "hhk2008.c.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 01:58:56" (1/1) ... [2018-07-25 13:58:56,901 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "hhk2008.c.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 01:58:56" (1/1) ... [2018-07-25 13:58:56,902 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "hhk2008.c.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 01:58:56" (1/1) ... [2018-07-25 13:58:56,904 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-07-25 13:58:56,905 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-07-25 13:58:56,905 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-07-25 13:58:56,905 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-07-25 13:58:56,906 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "hhk2008.c.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 01:58:56" (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 13:58:56,982 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-07-25 13:58:56,983 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-07-25 13:58:57,260 INFO L273 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-07-25 13:58:57,262 INFO L202 PluginConnector]: Adding new model hhk2008.c.i_3.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.07 01:58:57 BoogieIcfgContainer [2018-07-25 13:58:57,263 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-07-25 13:58:57,264 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-07-25 13:58:57,264 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-07-25 13:58:57,268 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-07-25 13:58:57,269 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "hhk2008.c.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 01:58:56" (1/2) ... [2018-07-25 13:58:57,273 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7a867b55 and model type hhk2008.c.i_3.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.07 01:58:57, skipping insertion in model container [2018-07-25 13:58:57,274 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "hhk2008.c.i_3.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.07 01:58:57" (2/2) ... [2018-07-25 13:58:57,276 INFO L112 eAbstractionObserver]: Analyzing ICFG hhk2008.c.i_3.bpl [2018-07-25 13:58:57,290 INFO L133 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:PDR Determinization: PREDICATE_ABSTRACTION [2018-07-25 13:58:57,301 INFO L145 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-07-25 13:58:57,348 INFO L128 ementStrategyFactory]: Using default assertion order modulation [2018-07-25 13:58:57,349 INFO L374 AbstractCegarLoop]: Interprodecural is true [2018-07-25 13:58:57,349 INFO L375 AbstractCegarLoop]: Hoare is true [2018-07-25 13:58:57,349 INFO L376 AbstractCegarLoop]: Compute interpolants for PDR [2018-07-25 13:58:57,349 INFO L377 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-07-25 13:58:57,350 INFO L378 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-07-25 13:58:57,350 INFO L379 AbstractCegarLoop]: Difference is false [2018-07-25 13:58:57,350 INFO L380 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-07-25 13:58:57,350 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-07-25 13:58:57,365 INFO L276 IsEmpty]: Start isEmpty. Operand 6 states. [2018-07-25 13:58:57,374 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-07-25 13:58:57,374 INFO L346 BasicCegarLoop]: Found error trace [2018-07-25 13:58:57,375 INFO L354 BasicCegarLoop]: trace histogram [1, 1, 1, 1] [2018-07-25 13:58:57,376 INFO L415 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2018-07-25 13:58:57,382 INFO L82 PathProgramCache]: Analyzing trace with hash 925639, 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 13:58:57,409 INFO L69 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-07-25 13:58:57,713 INFO L309 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-07-25 13:58:57,713 INFO L324 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-07-25 13:58:57,717 INFO L451 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-07-25 13:58:57,722 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-07-25 13:58:57,722 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-07-25 13:58:57,724 INFO L87 Difference]: Start difference. First operand 6 states. Second operand 3 states. [2018-07-25 13:58:57,783 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-07-25 13:58:57,783 INFO L93 Difference]: Finished difference Result 10 states and 11 transitions. [2018-07-25 13:58:57,784 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-07-25 13:58:57,785 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 4 [2018-07-25 13:58:57,786 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-07-25 13:58:57,796 INFO L225 Difference]: With dead ends: 10 [2018-07-25 13:58:57,797 INFO L226 Difference]: Without dead ends: 7 [2018-07-25 13:58:57,800 INFO L574 BasicCegarLoop]: 0 DeclaredPredicates, 40 GetRequests, 38 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-07-25 13:58:57,815 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7 states. [2018-07-25 13:58:57,830 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7 to 7. [2018-07-25 13:58:57,832 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2018-07-25 13:58:57,832 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 7 transitions. [2018-07-25 13:58:57,834 INFO L78 Accepts]: Start accepts. Automaton has 7 states and 7 transitions. Word has length 4 [2018-07-25 13:58:57,834 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-07-25 13:58:57,834 INFO L472 AbstractCegarLoop]: Abstraction has 7 states and 7 transitions. [2018-07-25 13:58:57,835 INFO L473 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-07-25 13:58:57,835 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 7 transitions. [2018-07-25 13:58:57,835 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-07-25 13:58:57,835 INFO L346 BasicCegarLoop]: Found error trace [2018-07-25 13:58:57,836 INFO L354 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1] [2018-07-25 13:58:57,836 INFO L415 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2018-07-25 13:58:57,836 INFO L82 PathProgramCache]: Analyzing trace with hash 889591169, 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 13:58:57,856 INFO L69 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-07-25 13:59:01,641 WARN L169 SmtUtils]: Spent 146.00 ms on a formula simplification that was a NOOP. DAG size: 94 [2018-07-25 13:59:03,051 WARN L169 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 121 [2018-07-25 13:59:03,682 WARN L169 SmtUtils]: Spent 108.00 ms on a formula simplification that was a NOOP. DAG size: 130 [2018-07-25 13:59:04,484 WARN L169 SmtUtils]: Spent 113.00 ms on a formula simplification that was a NOOP. DAG size: 139 [2018-07-25 13:59:05,220 WARN L169 SmtUtils]: Spent 125.00 ms on a formula simplification that was a NOOP. DAG size: 148 [2018-07-25 13:59:06,019 WARN L169 SmtUtils]: Spent 136.00 ms on a formula simplification that was a NOOP. DAG size: 157 [2018-07-25 13:59:06,989 WARN L169 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 166 [2018-07-25 13:59:08,255 WARN L169 SmtUtils]: Spent 164.00 ms on a formula simplification that was a NOOP. DAG size: 175 [2018-07-25 13:59:09,465 WARN L169 SmtUtils]: Spent 176.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2018-07-25 13:59:10,689 WARN L169 SmtUtils]: Spent 176.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2018-07-25 13:59:12,197 WARN L169 SmtUtils]: Spent 231.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2018-07-25 13:59:13,778 WARN L169 SmtUtils]: Spent 259.00 ms on a formula simplification that was a NOOP. DAG size: 211 [2018-07-25 13:59:15,469 WARN L169 SmtUtils]: Spent 208.00 ms on a formula simplification that was a NOOP. DAG size: 220 [2018-07-25 13:59:17,420 WARN L169 SmtUtils]: Spent 250.00 ms on a formula simplification that was a NOOP. DAG size: 229 [2018-07-25 13:59:19,507 WARN L169 SmtUtils]: Spent 237.00 ms on a formula simplification that was a NOOP. DAG size: 238 [2018-07-25 13:59:21,698 WARN L169 SmtUtils]: Spent 256.00 ms on a formula simplification that was a NOOP. DAG size: 247 [2018-07-25 13:59:24,211 WARN L169 SmtUtils]: Spent 261.00 ms on a formula simplification that was a NOOP. DAG size: 256 [2018-07-25 13:59:26,976 WARN L169 SmtUtils]: Spent 262.00 ms on a formula simplification that was a NOOP. DAG size: 265 [2018-07-25 13:59:30,011 WARN L169 SmtUtils]: Spent 281.00 ms on a formula simplification that was a NOOP. DAG size: 274 [2018-07-25 13:59:33,649 WARN L169 SmtUtils]: Spent 293.00 ms on a formula simplification that was a NOOP. DAG size: 283 [2018-07-25 13:59:37,994 WARN L169 SmtUtils]: Spent 850.00 ms on a formula simplification that was a NOOP. DAG size: 292 [2018-07-25 13:59:41,482 WARN L169 SmtUtils]: Spent 321.00 ms on a formula simplification that was a NOOP. DAG size: 301 [2018-07-25 13:59:45,566 WARN L169 SmtUtils]: Spent 364.00 ms on a formula simplification that was a NOOP. DAG size: 310 [2018-07-25 13:59:49,695 WARN L169 SmtUtils]: Spent 347.00 ms on a formula simplification that was a NOOP. DAG size: 319 [2018-07-25 13:59:54,440 WARN L169 SmtUtils]: Spent 359.00 ms on a formula simplification that was a NOOP. DAG size: 328 [2018-07-25 13:59:59,400 WARN L169 SmtUtils]: Spent 376.00 ms on a formula simplification that was a NOOP. DAG size: 337 [2018-07-25 14:00:04,692 WARN L169 SmtUtils]: Spent 390.00 ms on a formula simplification that was a NOOP. DAG size: 346 [2018-07-25 14:00:10,838 WARN L169 SmtUtils]: Spent 394.00 ms on a formula simplification that was a NOOP. DAG size: 355 [2018-07-25 14:00:16,851 WARN L169 SmtUtils]: Spent 400.00 ms on a formula simplification that was a NOOP. DAG size: 364 [2018-07-25 14:00:23,168 WARN L169 SmtUtils]: Spent 438.00 ms on a formula simplification that was a NOOP. DAG size: 373 [2018-07-25 14:00:30,076 WARN L169 SmtUtils]: Spent 445.00 ms on a formula simplification that was a NOOP. DAG size: 382 [2018-07-25 14:00:37,234 WARN L169 SmtUtils]: Spent 460.00 ms on a formula simplification that was a NOOP. DAG size: 391 [2018-07-25 14:00:44,699 WARN L169 SmtUtils]: Spent 482.00 ms on a formula simplification that was a NOOP. DAG size: 400 [2018-07-25 14:00:52,712 WARN L169 SmtUtils]: Spent 478.00 ms on a formula simplification that was a NOOP. DAG size: 409 [2018-07-25 14:01:01,251 WARN L169 SmtUtils]: Spent 486.00 ms on a formula simplification that was a NOOP. DAG size: 418 [2018-07-25 14:01:10,329 WARN L169 SmtUtils]: Spent 544.00 ms on a formula simplification that was a NOOP. DAG size: 427 [2018-07-25 14:01:20,191 WARN L169 SmtUtils]: Spent 601.00 ms on a formula simplification that was a NOOP. DAG size: 436 [2018-07-25 14:01:30,363 WARN L169 SmtUtils]: Spent 640.00 ms on a formula simplification that was a NOOP. DAG size: 445 [2018-07-25 14:01:41,190 WARN L169 SmtUtils]: Spent 580.00 ms on a formula simplification that was a NOOP. DAG size: 454 [2018-07-25 14:01:52,530 WARN L169 SmtUtils]: Spent 603.00 ms on a formula simplification that was a NOOP. DAG size: 463 [2018-07-25 14:02:04,242 WARN L169 SmtUtils]: Spent 582.00 ms on a formula simplification that was a NOOP. DAG size: 472 [2018-07-25 14:02:16,868 WARN L169 SmtUtils]: Spent 655.00 ms on a formula simplification that was a NOOP. DAG size: 481 [2018-07-25 14:02:30,137 WARN L169 SmtUtils]: Spent 650.00 ms on a formula simplification that was a NOOP. DAG size: 490 [2018-07-25 14:02:44,436 WARN L169 SmtUtils]: Spent 700.00 ms on a formula simplification that was a NOOP. DAG size: 499 [2018-07-25 14:02:59,233 WARN L169 SmtUtils]: Spent 694.00 ms on a formula simplification that was a NOOP. DAG size: 508 [2018-07-25 14:03:14,376 WARN L169 SmtUtils]: Spent 721.00 ms on a formula simplification that was a NOOP. DAG size: 517 [2018-07-25 14:03:30,382 WARN L169 SmtUtils]: Spent 724.00 ms on a formula simplification that was a NOOP. DAG size: 526 Received shutdown request... [2018-07-25 14:03:43,680 WARN L513 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in [2018-07-25 14:03:43,681 WARN L541 AbstractCegarLoop]: Verification canceled [2018-07-25 14:03:43,687 WARN L202 ceAbstractionStarter]: Timeout [2018-07-25 14:03:43,687 INFO L202 PluginConnector]: Adding new model hhk2008.c.i_3.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 25.07 02:03:43 BoogieIcfgContainer [2018-07-25 14:03:43,687 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-07-25 14:03:43,688 INFO L168 Benchmark]: Toolchain (without parser) took 286846.90 ms. Allocated memory was 1.5 GB in the beginning and 1.2 GB in the end (delta: -313.0 MB). Free memory was 1.5 GB in the beginning and 1.1 GB in the end (delta: 349.2 MB). Peak memory consumption was 36.2 MB. Max. memory is 7.1 GB. [2018-07-25 14:03:43,690 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.20 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 14:03:43,690 INFO L168 Benchmark]: Boogie Procedure Inliner took 39.84 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 14:03:43,691 INFO L168 Benchmark]: Boogie Preprocessor took 20.39 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 14:03:43,691 INFO L168 Benchmark]: RCFGBuilder took 358.28 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: 21.1 MB). Peak memory consumption was 21.1 MB. Max. memory is 7.1 GB. [2018-07-25 14:03:43,692 INFO L168 Benchmark]: TraceAbstraction took 286423.36 ms. Allocated memory was 1.5 GB in the beginning and 1.2 GB in the end (delta: -313.0 MB). Free memory was 1.4 GB in the beginning and 1.1 GB in the end (delta: 328.0 MB). Peak memory consumption was 15.0 MB. Max. memory is 7.1 GB. [2018-07-25 14:03:43,696 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 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 39.84 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 20.39 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 358.28 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: 21.1 MB). Peak memory consumption was 21.1 MB. Max. memory is 7.1 GB. * TraceAbstraction took 286423.36 ms. Allocated memory was 1.5 GB in the beginning and 1.2 GB in the end (delta: -313.0 MB). Free memory was 1.4 GB in the beginning and 1.1 GB in the end (delta: 328.0 MB). Peak memory consumption was 15.0 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - TimeoutResultAtElement [Line: 47]: Timeout (TraceAbstraction) Unable to prove that assertion always holds (line 47). Cancelled while BasicCegarLoop was analyzing trace of length 7 with TraceHistMax 2, while Pdr was Timeout or canceled while running Pdr. - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 7 locations, 1 error locations. TIMEOUT Result, 286.3s OverallTime, 2 OverallIterations, 2 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 4 SDtfs, 0 SDslu, 2 SDs, 0 SdLazy, 3 SolverSat, 0 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 40 GetRequests, 38 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s 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: 0.2s 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/hhk2008.c.i_3.bpl_AutomizerBpl-pdr-z3.epf_AutomizerBplInline.xml/Csv-Benchmark-0-2018-07-25_14-03-43-709.csv Written .csv to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/csv/hhk2008.c.i_3.bpl_AutomizerBpl-pdr-z3.epf_AutomizerBplInline.xml/Csv-TraceAbstractionBenchmarks-0-2018-07-25_14-03-43-709.csv Completed graceful shutdown