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/20170319-ConjunctivePathPrograms/functions1.i_3.bplTransformedIcfg_BEv2_8.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.23-e6fd87c [2018-07-25 13:44:51,228 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-07-25 13:44:51,230 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-07-25 13:44:51,242 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-07-25 13:44:51,242 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-07-25 13:44:51,243 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-07-25 13:44:51,245 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-07-25 13:44:51,246 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-07-25 13:44:51,248 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-07-25 13:44:51,249 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-07-25 13:44:51,250 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-07-25 13:44:51,250 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-07-25 13:44:51,251 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-07-25 13:44:51,252 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-07-25 13:44:51,253 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-07-25 13:44:51,254 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-07-25 13:44:51,255 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-07-25 13:44:51,257 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-07-25 13:44:51,259 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-07-25 13:44:51,261 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-07-25 13:44:51,262 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-07-25 13:44:51,263 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-07-25 13:44:51,266 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-07-25 13:44:51,267 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-07-25 13:44:51,267 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-07-25 13:44:51,268 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-07-25 13:44:51,269 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-07-25 13:44:51,270 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-07-25 13:44:51,271 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-07-25 13:44:51,272 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-07-25 13:44:51,272 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-07-25 13:44:51,273 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-07-25 13:44:51,273 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-07-25 13:44:51,273 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-07-25 13:44:51,274 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-07-25 13:44:51,275 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-07-25 13:44:51,275 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 13:44:51,289 INFO L110 SettingsManager]: Loading preferences was successful [2018-07-25 13:44:51,290 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-07-25 13:44:51,296 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-07-25 13:44:51,296 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=PDR [2018-07-25 13:44:51,297 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-07-25 13:44:51,297 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in [2018-07-25 13:44:51,297 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-07-25 13:44:51,354 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-07-25 13:44:51,366 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-07-25 13:44:51,373 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-07-25 13:44:51,375 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2018-07-25 13:44:51,375 INFO L276 PluginConnector]: Boogie PL CUP Parser initialized [2018-07-25 13:44:51,376 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170319-ConjunctivePathPrograms/functions1.i_3.bplTransformedIcfg_BEv2_8.bpl [2018-07-25 13:44:51,376 INFO L111 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170319-ConjunctivePathPrograms/functions1.i_3.bplTransformedIcfg_BEv2_8.bpl' [2018-07-25 13:44:51,417 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-07-25 13:44:51,419 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-07-25 13:44:51,420 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-07-25 13:44:51,420 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-07-25 13:44:51,420 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-07-25 13:44:51,440 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "functions1.i_3.bplTransformedIcfg_BEv2_8.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 01:44:51" (1/1) ... [2018-07-25 13:44:51,452 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "functions1.i_3.bplTransformedIcfg_BEv2_8.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 01:44:51" (1/1) ... [2018-07-25 13:44:51,460 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-07-25 13:44:51,460 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-07-25 13:44:51,461 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-07-25 13:44:51,461 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-07-25 13:44:51,472 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "functions1.i_3.bplTransformedIcfg_BEv2_8.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 01:44:51" (1/1) ... [2018-07-25 13:44:51,473 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "functions1.i_3.bplTransformedIcfg_BEv2_8.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 01:44:51" (1/1) ... [2018-07-25 13:44:51,473 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "functions1.i_3.bplTransformedIcfg_BEv2_8.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 01:44:51" (1/1) ... [2018-07-25 13:44:51,474 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "functions1.i_3.bplTransformedIcfg_BEv2_8.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 01:44:51" (1/1) ... [2018-07-25 13:44:51,477 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "functions1.i_3.bplTransformedIcfg_BEv2_8.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 01:44:51" (1/1) ... [2018-07-25 13:44:51,481 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "functions1.i_3.bplTransformedIcfg_BEv2_8.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 01:44:51" (1/1) ... [2018-07-25 13:44:51,482 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "functions1.i_3.bplTransformedIcfg_BEv2_8.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 01:44:51" (1/1) ... [2018-07-25 13:44:51,484 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-07-25 13:44:51,485 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-07-25 13:44:51,485 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-07-25 13:44:51,485 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-07-25 13:44:51,486 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "functions1.i_3.bplTransformedIcfg_BEv2_8.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 01:44:51" (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 13:44:51,574 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2018-07-25 13:44:51,575 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-07-25 13:44:51,576 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-07-25 13:44:51,834 INFO L273 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-07-25 13:44:51,834 INFO L202 PluginConnector]: Adding new model functions1.i_3.bplTransformedIcfg_BEv2_8.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.07 01:44:51 BoogieIcfgContainer [2018-07-25 13:44:51,835 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-07-25 13:44:51,836 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-07-25 13:44:51,836 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-07-25 13:44:51,839 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-07-25 13:44:51,840 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "functions1.i_3.bplTransformedIcfg_BEv2_8.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 01:44:51" (1/2) ... [2018-07-25 13:44:51,841 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@450776ca and model type functions1.i_3.bplTransformedIcfg_BEv2_8.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.07 01:44:51, skipping insertion in model container [2018-07-25 13:44:51,841 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "functions1.i_3.bplTransformedIcfg_BEv2_8.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.07 01:44:51" (2/2) ... [2018-07-25 13:44:51,843 INFO L112 eAbstractionObserver]: Analyzing ICFG functions1.i_3.bplTransformedIcfg_BEv2_8.bpl [2018-07-25 13:44:51,853 INFO L133 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:PDR Determinization: PREDICATE_ABSTRACTION [2018-07-25 13:44:51,862 INFO L145 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-07-25 13:44:51,907 INFO L128 ementStrategyFactory]: Using default assertion order modulation [2018-07-25 13:44:51,908 INFO L374 AbstractCegarLoop]: Interprodecural is true [2018-07-25 13:44:51,908 INFO L375 AbstractCegarLoop]: Hoare is true [2018-07-25 13:44:51,909 INFO L376 AbstractCegarLoop]: Compute interpolants for PDR [2018-07-25 13:44:51,909 INFO L377 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-07-25 13:44:51,909 INFO L378 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-07-25 13:44:51,909 INFO L379 AbstractCegarLoop]: Difference is false [2018-07-25 13:44:51,909 INFO L380 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-07-25 13:44:51,910 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-07-25 13:44:51,924 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states. [2018-07-25 13:44:51,933 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-07-25 13:44:51,933 INFO L346 BasicCegarLoop]: Found error trace [2018-07-25 13:44:51,935 INFO L354 BasicCegarLoop]: trace histogram [1, 1, 1] [2018-07-25 13:44:51,936 INFO L415 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2018-07-25 13:44:51,942 INFO L82 PathProgramCache]: Analyzing trace with hash 29955, 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 13:44:51,957 INFO L69 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-07-25 13:44:52,198 WARN L169 SmtUtils]: Spent 183.00 ms on a formula simplification. DAG size of input: 15 DAG size of output: 10 [2018-07-25 13:44:52,297 INFO L309 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-07-25 13:44:52,298 INFO L324 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-07-25 13:44:52,302 INFO L451 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-07-25 13:44:52,307 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-07-25 13:44:52,308 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-07-25 13:44:52,310 INFO L87 Difference]: Start difference. First operand 5 states. Second operand 3 states. [2018-07-25 13:44:52,342 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-07-25 13:44:52,343 INFO L93 Difference]: Finished difference Result 8 states and 9 transitions. [2018-07-25 13:44:52,343 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-07-25 13:44:52,345 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 3 [2018-07-25 13:44:52,345 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-07-25 13:44:52,356 INFO L225 Difference]: With dead ends: 8 [2018-07-25 13:44:52,356 INFO L226 Difference]: Without dead ends: 5 [2018-07-25 13:44:52,360 INFO L574 BasicCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-07-25 13:44:52,381 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5 states. [2018-07-25 13:44:52,395 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5 to 5. [2018-07-25 13:44:52,396 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2018-07-25 13:44:52,397 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 5 transitions. [2018-07-25 13:44:52,398 INFO L78 Accepts]: Start accepts. Automaton has 5 states and 5 transitions. Word has length 3 [2018-07-25 13:44:52,399 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-07-25 13:44:52,399 INFO L472 AbstractCegarLoop]: Abstraction has 5 states and 5 transitions. [2018-07-25 13:44:52,399 INFO L473 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-07-25 13:44:52,399 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 5 transitions. [2018-07-25 13:44:52,400 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-07-25 13:44:52,400 INFO L346 BasicCegarLoop]: Found error trace [2018-07-25 13:44:52,400 INFO L354 BasicCegarLoop]: trace histogram [1, 1, 1, 1] [2018-07-25 13:44:52,401 INFO L415 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2018-07-25 13:44:52,401 INFO L82 PathProgramCache]: Analyzing trace with hash 930412, 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 13:44:52,412 INFO L69 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-07-25 13:44:52,870 WARN L169 SmtUtils]: Spent 158.00 ms on a formula simplification that was a NOOP. DAG size: 17 [2018-07-25 13:44:54,004 WARN L169 SmtUtils]: Spent 153.00 ms on a formula simplification that was a NOOP. DAG size: 32 [2018-07-25 13:44:55,004 WARN L169 SmtUtils]: Spent 110.00 ms on a formula simplification that was a NOOP. DAG size: 47 [2018-07-25 13:44:56,263 WARN L169 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 67 [2018-07-25 13:44:56,767 WARN L169 SmtUtils]: Spent 129.00 ms on a formula simplification that was a NOOP. DAG size: 72 [2018-07-25 13:44:57,532 WARN L169 SmtUtils]: Spent 295.00 ms on a formula simplification that was a NOOP. DAG size: 77 [2018-07-25 13:44:58,044 WARN L169 SmtUtils]: Spent 115.00 ms on a formula simplification that was a NOOP. DAG size: 82 [2018-07-25 13:44:58,524 WARN L169 SmtUtils]: Spent 120.00 ms on a formula simplification that was a NOOP. DAG size: 87 [2018-07-25 13:44:59,025 WARN L169 SmtUtils]: Spent 133.00 ms on a formula simplification that was a NOOP. DAG size: 92 [2018-07-25 13:44:59,573 WARN L169 SmtUtils]: Spent 159.00 ms on a formula simplification that was a NOOP. DAG size: 97 [2018-07-25 13:45:00,107 WARN L169 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 102 [2018-07-25 13:45:00,756 WARN L169 SmtUtils]: Spent 174.00 ms on a formula simplification that was a NOOP. DAG size: 107 [2018-07-25 13:45:01,358 WARN L169 SmtUtils]: Spent 164.00 ms on a formula simplification that was a NOOP. DAG size: 112 [2018-07-25 13:45:02,032 WARN L169 SmtUtils]: Spent 235.00 ms on a formula simplification that was a NOOP. DAG size: 117 [2018-07-25 13:45:02,788 WARN L169 SmtUtils]: Spent 187.00 ms on a formula simplification that was a NOOP. DAG size: 122 [2018-07-25 13:45:03,609 WARN L169 SmtUtils]: Spent 206.00 ms on a formula simplification that was a NOOP. DAG size: 127 [2018-07-25 13:45:04,385 WARN L169 SmtUtils]: Spent 204.00 ms on a formula simplification that was a NOOP. DAG size: 132 [2018-07-25 13:45:05,208 WARN L169 SmtUtils]: Spent 223.00 ms on a formula simplification that was a NOOP. DAG size: 137 [2018-07-25 13:45:06,058 WARN L169 SmtUtils]: Spent 222.00 ms on a formula simplification that was a NOOP. DAG size: 142 [2018-07-25 13:45:07,235 WARN L169 SmtUtils]: Spent 324.00 ms on a formula simplification that was a NOOP. DAG size: 147 [2018-07-25 13:45:08,204 WARN L169 SmtUtils]: Spent 232.00 ms on a formula simplification that was a NOOP. DAG size: 152 [2018-07-25 13:45:09,252 WARN L169 SmtUtils]: Spent 251.00 ms on a formula simplification that was a NOOP. DAG size: 157 [2018-07-25 13:45:10,886 WARN L169 SmtUtils]: Spent 259.00 ms on a formula simplification that was a NOOP. DAG size: 162 [2018-07-25 13:45:11,805 WARN L169 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 13 DAG size of output: 10 [2018-07-25 13:45:13,035 WARN L169 SmtUtils]: Spent 685.00 ms on a formula simplification that was a NOOP. DAG size: 167 [2018-07-25 13:45:14,873 WARN L169 SmtUtils]: Spent 440.00 ms on a formula simplification that was a NOOP. DAG size: 172 [2018-07-25 13:45:16,115 WARN L169 SmtUtils]: Spent 295.00 ms on a formula simplification that was a NOOP. DAG size: 177 [2018-07-25 13:45:17,432 WARN L169 SmtUtils]: Spent 381.00 ms on a formula simplification that was a NOOP. DAG size: 182 [2018-07-25 13:45:18,778 WARN L169 SmtUtils]: Spent 304.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2018-07-25 13:45:20,169 WARN L169 SmtUtils]: Spent 333.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2018-07-25 13:45:21,622 WARN L169 SmtUtils]: Spent 331.00 ms on a formula simplification that was a NOOP. DAG size: 197 [2018-07-25 13:45:23,196 WARN L169 SmtUtils]: Spent 340.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2018-07-25 13:45:24,766 WARN L169 SmtUtils]: Spent 351.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2018-07-25 13:45:26,419 WARN L169 SmtUtils]: Spent 365.00 ms on a formula simplification that was a NOOP. DAG size: 212 [2018-07-25 13:45:28,155 WARN L169 SmtUtils]: Spent 394.00 ms on a formula simplification that was a NOOP. DAG size: 217 [2018-07-25 13:45:29,923 WARN L169 SmtUtils]: Spent 390.00 ms on a formula simplification that was a NOOP. DAG size: 222 [2018-07-25 13:45:31,821 WARN L169 SmtUtils]: Spent 384.00 ms on a formula simplification that was a NOOP. DAG size: 227 [2018-07-25 13:45:34,034 WARN L169 SmtUtils]: Spent 407.00 ms on a formula simplification that was a NOOP. DAG size: 232 [2018-07-25 13:45:36,013 WARN L169 SmtUtils]: Spent 435.00 ms on a formula simplification that was a NOOP. DAG size: 237 [2018-07-25 13:45:38,191 WARN L169 SmtUtils]: Spent 503.00 ms on a formula simplification that was a NOOP. DAG size: 242 [2018-07-25 13:45:40,406 WARN L169 SmtUtils]: Spent 466.00 ms on a formula simplification that was a NOOP. DAG size: 247 [2018-07-25 13:45:42,699 WARN L169 SmtUtils]: Spent 462.00 ms on a formula simplification that was a NOOP. DAG size: 252 [2018-07-25 13:45:45,115 WARN L169 SmtUtils]: Spent 470.00 ms on a formula simplification that was a NOOP. DAG size: 257 [2018-07-25 13:45:47,579 WARN L169 SmtUtils]: Spent 493.00 ms on a formula simplification that was a NOOP. DAG size: 262 [2018-07-25 13:45:50,144 WARN L169 SmtUtils]: Spent 495.00 ms on a formula simplification that was a NOOP. DAG size: 267 [2018-07-25 13:45:52,832 WARN L169 SmtUtils]: Spent 538.00 ms on a formula simplification that was a NOOP. DAG size: 272 [2018-07-25 13:45:55,522 WARN L169 SmtUtils]: Spent 512.00 ms on a formula simplification that was a NOOP. DAG size: 277 [2018-07-25 13:45:58,415 WARN L169 SmtUtils]: Spent 606.00 ms on a formula simplification that was a NOOP. DAG size: 282 [2018-07-25 13:46:01,387 WARN L169 SmtUtils]: Spent 546.00 ms on a formula simplification that was a NOOP. DAG size: 287 [2018-07-25 13:46:04,412 WARN L169 SmtUtils]: Spent 553.00 ms on a formula simplification that was a NOOP. DAG size: 292 [2018-07-25 13:46:07,535 WARN L169 SmtUtils]: Spent 566.00 ms on a formula simplification that was a NOOP. DAG size: 297 [2018-07-25 13:46:10,928 WARN L169 SmtUtils]: Spent 608.00 ms on a formula simplification that was a NOOP. DAG size: 302 [2018-07-25 13:46:14,319 WARN L169 SmtUtils]: Spent 644.00 ms on a formula simplification that was a NOOP. DAG size: 307 [2018-07-25 13:46:17,816 WARN L169 SmtUtils]: Spent 622.00 ms on a formula simplification that was a NOOP. DAG size: 312 [2018-07-25 13:46:21,440 WARN L169 SmtUtils]: Spent 635.00 ms on a formula simplification that was a NOOP. DAG size: 317 [2018-07-25 13:46:25,102 WARN L169 SmtUtils]: Spent 638.00 ms on a formula simplification that was a NOOP. DAG size: 322 [2018-07-25 13:46:29,023 WARN L169 SmtUtils]: Spent 704.00 ms on a formula simplification that was a NOOP. DAG size: 327 [2018-07-25 13:46:32,936 WARN L169 SmtUtils]: Spent 662.00 ms on a formula simplification that was a NOOP. DAG size: 332 [2018-07-25 13:46:37,003 WARN L169 SmtUtils]: Spent 678.00 ms on a formula simplification that was a NOOP. DAG size: 337 [2018-07-25 13:46:41,289 WARN L169 SmtUtils]: Spent 719.00 ms on a formula simplification that was a NOOP. DAG size: 342 [2018-07-25 13:46:45,561 WARN L169 SmtUtils]: Spent 746.00 ms on a formula simplification that was a NOOP. DAG size: 347 [2018-07-25 13:46:50,098 WARN L169 SmtUtils]: Spent 813.00 ms on a formula simplification that was a NOOP. DAG size: 352 [2018-07-25 13:46:54,773 WARN L169 SmtUtils]: Spent 806.00 ms on a formula simplification that was a NOOP. DAG size: 357 [2018-07-25 13:46:59,450 WARN L169 SmtUtils]: Spent 767.00 ms on a formula simplification that was a NOOP. DAG size: 362 [2018-07-25 13:47:04,385 WARN L169 SmtUtils]: Spent 778.00 ms on a formula simplification that was a NOOP. DAG size: 367 [2018-07-25 13:47:09,445 WARN L169 SmtUtils]: Spent 784.00 ms on a formula simplification that was a NOOP. DAG size: 372 [2018-07-25 13:47:14,597 WARN L169 SmtUtils]: Spent 827.00 ms on a formula simplification that was a NOOP. DAG size: 377 [2018-07-25 13:47:19,874 WARN L169 SmtUtils]: Spent 822.00 ms on a formula simplification that was a NOOP. DAG size: 382 [2018-07-25 13:47:25,466 WARN L169 SmtUtils]: Spent 881.00 ms on a formula simplification that was a NOOP. DAG size: 387 [2018-07-25 13:47:31,243 WARN L169 SmtUtils]: Spent 921.00 ms on a formula simplification that was a NOOP. DAG size: 392 [2018-07-25 13:47:37,040 WARN L169 SmtUtils]: Spent 873.00 ms on a formula simplification that was a NOOP. DAG size: 397 [2018-07-25 13:47:43,029 WARN L169 SmtUtils]: Spent 878.00 ms on a formula simplification that was a NOOP. DAG size: 402 [2018-07-25 13:47:49,214 WARN L169 SmtUtils]: Spent 888.00 ms on a formula simplification that was a NOOP. DAG size: 407 [2018-07-25 13:47:55,436 WARN L169 SmtUtils]: Spent 922.00 ms on a formula simplification that was a NOOP. DAG size: 412 [2018-07-25 13:48:01,983 WARN L169 SmtUtils]: Spent 1.03 s on a formula simplification that was a NOOP. DAG size: 417 [2018-07-25 13:48:08,727 WARN L169 SmtUtils]: Spent 946.00 ms on a formula simplification that was a NOOP. DAG size: 422 [2018-07-25 13:48:15,529 WARN L169 SmtUtils]: Spent 966.00 ms on a formula simplification that was a NOOP. DAG size: 427 [2018-07-25 13:48:22,548 WARN L169 SmtUtils]: Spent 1.06 s on a formula simplification that was a NOOP. DAG size: 432 [2018-07-25 13:48:29,801 WARN L169 SmtUtils]: Spent 1.00 s on a formula simplification that was a NOOP. DAG size: 437 [2018-07-25 13:48:37,140 WARN L169 SmtUtils]: Spent 1.08 s on a formula simplification that was a NOOP. DAG size: 442 [2018-07-25 13:48:44,670 WARN L169 SmtUtils]: Spent 1.05 s on a formula simplification that was a NOOP. DAG size: 447 [2018-07-25 13:48:52,442 WARN L169 SmtUtils]: Spent 1.10 s on a formula simplification that was a NOOP. DAG size: 452 [2018-07-25 13:49:00,433 WARN L169 SmtUtils]: Spent 1.08 s on a formula simplification that was a NOOP. DAG size: 457 [2018-07-25 13:49:08,589 WARN L169 SmtUtils]: Spent 1.17 s on a formula simplification that was a NOOP. DAG size: 462 [2018-07-25 13:49:16,948 WARN L169 SmtUtils]: Spent 1.11 s on a formula simplification that was a NOOP. DAG size: 467 [2018-07-25 13:49:25,509 WARN L169 SmtUtils]: Spent 1.16 s on a formula simplification that was a NOOP. DAG size: 472 Received shutdown request... [2018-07-25 13:49:30,345 WARN L513 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in [2018-07-25 13:49:30,345 WARN L541 AbstractCegarLoop]: Verification canceled [2018-07-25 13:49:30,351 WARN L202 ceAbstractionStarter]: Timeout [2018-07-25 13:49:30,351 INFO L202 PluginConnector]: Adding new model functions1.i_3.bplTransformedIcfg_BEv2_8.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 25.07 01:49:30 BoogieIcfgContainer [2018-07-25 13:49:30,351 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-07-25 13:49:30,352 INFO L168 Benchmark]: Toolchain (without parser) took 278934.37 ms. Allocated memory was 1.5 GB in the beginning and 1.4 GB in the end (delta: -163.6 MB). Free memory was 1.5 GB in the beginning and 992.2 MB in the end (delta: 477.7 MB). Peak memory consumption was 314.1 MB. Max. memory is 7.1 GB. [2018-07-25 13:49:30,353 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.16 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 13:49:30,354 INFO L168 Benchmark]: Boogie Procedure Inliner took 40.45 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 13:49:30,355 INFO L168 Benchmark]: Boogie Preprocessor took 23.58 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 13:49:30,355 INFO L168 Benchmark]: RCFGBuilder took 350.13 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 13:49:30,356 INFO L168 Benchmark]: TraceAbstraction took 278515.64 ms. Allocated memory was 1.5 GB in the beginning and 1.4 GB in the end (delta: -163.6 MB). Free memory was 1.4 GB in the beginning and 992.2 MB in the end (delta: 456.6 MB). Peak memory consumption was 293.0 MB. Max. memory is 7.1 GB. [2018-07-25 13:49:30,360 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 0.16 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 40.45 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 23.58 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 350.13 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 278515.64 ms. Allocated memory was 1.5 GB in the beginning and 1.4 GB in the end (delta: -163.6 MB). Free memory was 1.4 GB in the beginning and 992.2 MB in the end (delta: 456.6 MB). Peak memory consumption was 293.0 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - TimeoutResultAtElement [Line: 42]: Timeout (TraceAbstraction) Unable to prove that assertion always holds (line 42). Cancelled while BasicCegarLoop was analyzing trace of length 5 with TraceHistMax 1, while PredicateComparison was comparing new predicate (quantifier-free) to 280 known predicates. - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 6 locations, 1 error locations. TIMEOUT Result, 278.4s OverallTime, 2 OverallIterations, 1 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 3 SDtfs, 0 SDslu, 1 SDs, 0 SdLazy, 3 SolverSat, 0 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 22 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=5occurred in iteration=0, 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/functions1.i_3.bplTransformedIcfg_BEv2_8.bpl_AutomizerBpl-pdr-z3.epf_AutomizerBplInline.xml/Csv-Benchmark-0-2018-07-25_13-49-30-378.csv Written .csv to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/csv/functions1.i_3.bplTransformedIcfg_BEv2_8.bpl_AutomizerBpl-pdr-z3.epf_AutomizerBplInline.xml/Csv-TraceAbstractionBenchmarks-0-2018-07-25_13-49-30-378.csv Completed graceful shutdown