java -Xmx8000000000 -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/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/large_const.i_3.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.23-ff8eab6 [2018-09-26 08:51:33,170 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-09-26 08:51:33,172 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-09-26 08:51:33,190 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-09-26 08:51:33,190 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-09-26 08:51:33,191 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-09-26 08:51:33,193 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-09-26 08:51:33,196 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-09-26 08:51:33,198 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-09-26 08:51:33,200 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-09-26 08:51:33,203 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-09-26 08:51:33,203 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-09-26 08:51:33,204 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-09-26 08:51:33,205 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-09-26 08:51:33,211 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-09-26 08:51:33,212 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-09-26 08:51:33,215 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-09-26 08:51:33,219 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-09-26 08:51:33,221 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-09-26 08:51:33,222 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-09-26 08:51:33,223 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-09-26 08:51:33,225 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-09-26 08:51:33,227 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-09-26 08:51:33,227 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-09-26 08:51:33,227 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-09-26 08:51:33,228 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-09-26 08:51:33,229 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-09-26 08:51:33,230 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-09-26 08:51:33,231 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-09-26 08:51:33,232 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-09-26 08:51:33,232 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-09-26 08:51:33,233 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-09-26 08:51:33,233 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-09-26 08:51:33,233 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-09-26 08:51:33,234 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-09-26 08:51:33,235 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-09-26 08:51:33,235 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/Pdr/AutomizerBpl-pdr-z3.epf [2018-09-26 08:51:33,243 INFO L110 SettingsManager]: Loading preferences was successful [2018-09-26 08:51:33,243 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-09-26 08:51:33,244 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-09-26 08:51:33,245 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=PDR [2018-09-26 08:51:33,245 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-09-26 08:51:33,245 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in [2018-09-26 08:51:33,245 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-09-26 08:51:33,310 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-09-26 08:51:33,322 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-09-26 08:51:33,326 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-09-26 08:51:33,327 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2018-09-26 08:51:33,328 INFO L276 PluginConnector]: Boogie PL CUP Parser initialized [2018-09-26 08:51:33,328 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170304-DifficultPathPrograms/large_const.i_3.bpl [2018-09-26 08:51:33,329 INFO L111 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170304-DifficultPathPrograms/large_const.i_3.bpl' [2018-09-26 08:51:33,380 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-09-26 08:51:33,384 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-09-26 08:51:33,385 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-09-26 08:51:33,385 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-09-26 08:51:33,385 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-09-26 08:51:33,404 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "large_const.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 08:51:33" (1/1) ... [2018-09-26 08:51:33,416 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "large_const.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 08:51:33" (1/1) ... [2018-09-26 08:51:33,422 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-09-26 08:51:33,423 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-09-26 08:51:33,423 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-09-26 08:51:33,423 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-09-26 08:51:33,434 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "large_const.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 08:51:33" (1/1) ... [2018-09-26 08:51:33,434 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "large_const.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 08:51:33" (1/1) ... [2018-09-26 08:51:33,435 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "large_const.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 08:51:33" (1/1) ... [2018-09-26 08:51:33,436 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "large_const.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 08:51:33" (1/1) ... [2018-09-26 08:51:33,439 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "large_const.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 08:51:33" (1/1) ... [2018-09-26 08:51:33,440 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "large_const.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 08:51:33" (1/1) ... [2018-09-26 08:51:33,441 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "large_const.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 08:51:33" (1/1) ... [2018-09-26 08:51:33,443 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-09-26 08:51:33,444 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-09-26 08:51:33,444 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-09-26 08:51:33,444 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-09-26 08:51:33,445 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "large_const.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 08:51:33" (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 [2018-09-26 08:51:33,506 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-09-26 08:51:33,506 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-09-26 08:51:33,798 INFO L346 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-09-26 08:51:33,799 INFO L202 PluginConnector]: Adding new model large_const.i_3.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.09 08:51:33 BoogieIcfgContainer [2018-09-26 08:51:33,800 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-09-26 08:51:33,801 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-09-26 08:51:33,801 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-09-26 08:51:33,806 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-09-26 08:51:33,806 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "large_const.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 08:51:33" (1/2) ... [2018-09-26 08:51:33,807 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@517928e5 and model type large_const.i_3.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.09 08:51:33, skipping insertion in model container [2018-09-26 08:51:33,807 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "large_const.i_3.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.09 08:51:33" (2/2) ... [2018-09-26 08:51:33,810 INFO L112 eAbstractionObserver]: Analyzing ICFG large_const.i_3.bpl [2018-09-26 08:51:33,820 INFO L137 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:PDR Determinization: PREDICATE_ABSTRACTION [2018-09-26 08:51:33,829 INFO L149 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-09-26 08:51:33,876 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-09-26 08:51:33,877 INFO L381 AbstractCegarLoop]: Interprodecural is true [2018-09-26 08:51:33,877 INFO L382 AbstractCegarLoop]: Hoare is true [2018-09-26 08:51:33,878 INFO L383 AbstractCegarLoop]: Compute interpolants for PDR [2018-09-26 08:51:33,878 INFO L384 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-09-26 08:51:33,878 INFO L385 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-09-26 08:51:33,878 INFO L386 AbstractCegarLoop]: Difference is false [2018-09-26 08:51:33,878 INFO L387 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-09-26 08:51:33,879 INFO L392 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-09-26 08:51:33,893 INFO L276 IsEmpty]: Start isEmpty. Operand 6 states. [2018-09-26 08:51:33,901 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 08:51:33,901 INFO L367 BasicCegarLoop]: Found error trace [2018-09-26 08:51:33,902 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1] [2018-09-26 08:51:33,903 INFO L423 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2018-09-26 08:51:33,909 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-09-26 08:51:33,910 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 [2018-09-26 08:51:33,949 INFO L69 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-09-26 08:51:34,240 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-26 08:51:34,240 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-09-26 08:51:34,245 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-09-26 08:51:34,251 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-09-26 08:51:34,252 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-09-26 08:51:34,255 INFO L87 Difference]: Start difference. First operand 6 states. Second operand 3 states. [2018-09-26 08:51:34,286 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-26 08:51:34,286 INFO L93 Difference]: Finished difference Result 10 states and 11 transitions. [2018-09-26 08:51:34,287 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-09-26 08:51:34,288 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 4 [2018-09-26 08:51:34,289 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-26 08:51:34,299 INFO L225 Difference]: With dead ends: 10 [2018-09-26 08:51:34,300 INFO L226 Difference]: Without dead ends: 7 [2018-09-26 08:51:34,303 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 40 GetRequests, 38 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-09-26 08:51:34,319 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7 states. [2018-09-26 08:51:34,332 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7 to 7. [2018-09-26 08:51:34,334 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2018-09-26 08:51:34,334 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 7 transitions. [2018-09-26 08:51:34,336 INFO L78 Accepts]: Start accepts. Automaton has 7 states and 7 transitions. Word has length 4 [2018-09-26 08:51:34,336 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-26 08:51:34,336 INFO L480 AbstractCegarLoop]: Abstraction has 7 states and 7 transitions. [2018-09-26 08:51:34,337 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-09-26 08:51:34,337 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 7 transitions. [2018-09-26 08:51:34,337 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-09-26 08:51:34,337 INFO L367 BasicCegarLoop]: Found error trace [2018-09-26 08:51:34,337 INFO L375 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1] [2018-09-26 08:51:34,338 INFO L423 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2018-09-26 08:51:34,338 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-09-26 08:51:34,338 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 [2018-09-26 08:51:34,347 INFO L69 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-09-26 08:51:34,723 WARN L178 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 20 [2018-09-26 08:51:35,064 WARN L178 SmtUtils]: Spent 167.00 ms on a formula simplification. DAG size of input: 28 DAG size of output: 21 [2018-09-26 08:51:36,193 WARN L178 SmtUtils]: Spent 350.00 ms on a formula simplification that was a NOOP. DAG size: 48 [2018-09-26 08:51:36,924 WARN L178 SmtUtils]: Spent 134.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2018-09-26 08:51:37,912 WARN L178 SmtUtils]: Spent 115.00 ms on a formula simplification that was a NOOP. DAG size: 92 [2018-09-26 08:51:38,532 WARN L178 SmtUtils]: Spent 153.00 ms on a formula simplification that was a NOOP. DAG size: 103 [2018-09-26 08:51:39,062 WARN L178 SmtUtils]: Spent 130.00 ms on a formula simplification that was a NOOP. DAG size: 114 [2018-09-26 08:51:39,829 WARN L178 SmtUtils]: Spent 345.00 ms on a formula simplification that was a NOOP. DAG size: 125 [2018-09-26 08:51:40,521 WARN L178 SmtUtils]: Spent 163.00 ms on a formula simplification that was a NOOP. DAG size: 136 [2018-09-26 08:51:41,228 WARN L178 SmtUtils]: Spent 182.00 ms on a formula simplification that was a NOOP. DAG size: 147 [2018-09-26 08:51:42,117 WARN L178 SmtUtils]: Spent 201.00 ms on a formula simplification that was a NOOP. DAG size: 158 [2018-09-26 08:51:43,014 WARN L178 SmtUtils]: Spent 212.00 ms on a formula simplification that was a NOOP. DAG size: 169 [2018-09-26 08:51:44,307 WARN L178 SmtUtils]: Spent 323.00 ms on a formula simplification that was a NOOP. DAG size: 180 [2018-09-26 08:51:45,590 WARN L178 SmtUtils]: Spent 264.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2018-09-26 08:51:46,915 WARN L178 SmtUtils]: Spent 257.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2018-09-26 08:51:48,672 WARN L178 SmtUtils]: Spent 283.00 ms on a formula simplification that was a NOOP. DAG size: 213 [2018-09-26 08:51:50,310 WARN L178 SmtUtils]: Spent 333.00 ms on a formula simplification that was a NOOP. DAG size: 224 [2018-09-26 08:51:52,069 WARN L178 SmtUtils]: Spent 322.00 ms on a formula simplification that was a NOOP. DAG size: 235 [2018-09-26 08:51:54,000 WARN L178 SmtUtils]: Spent 339.00 ms on a formula simplification that was a NOOP. DAG size: 246 [2018-09-26 08:51:56,272 WARN L178 SmtUtils]: Spent 364.00 ms on a formula simplification that was a NOOP. DAG size: 257 [2018-09-26 08:51:58,768 WARN L178 SmtUtils]: Spent 377.00 ms on a formula simplification that was a NOOP. DAG size: 268 [2018-09-26 08:52:01,552 WARN L178 SmtUtils]: Spent 474.00 ms on a formula simplification that was a NOOP. DAG size: 279 [2018-09-26 08:52:04,474 WARN L178 SmtUtils]: Spent 431.00 ms on a formula simplification that was a NOOP. DAG size: 290 [2018-09-26 08:52:07,649 WARN L178 SmtUtils]: Spent 443.00 ms on a formula simplification that was a NOOP. DAG size: 301 [2018-09-26 08:52:11,320 WARN L178 SmtUtils]: Spent 505.00 ms on a formula simplification that was a NOOP. DAG size: 312 [2018-09-26 08:52:15,112 WARN L178 SmtUtils]: Spent 493.00 ms on a formula simplification that was a NOOP. DAG size: 323 [2018-09-26 08:52:19,214 WARN L178 SmtUtils]: Spent 509.00 ms on a formula simplification that was a NOOP. DAG size: 334 [2018-09-26 08:52:24,059 WARN L178 SmtUtils]: Spent 536.00 ms on a formula simplification that was a NOOP. DAG size: 345 [2018-09-26 08:52:27,728 WARN L178 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 29 DAG size of output: 23 [2018-09-26 08:52:29,735 WARN L178 SmtUtils]: Spent 1.09 s on a formula simplification that was a NOOP. DAG size: 356 [2018-09-26 08:52:35,021 WARN L178 SmtUtils]: Spent 636.00 ms on a formula simplification that was a NOOP. DAG size: 367 [2018-09-26 08:52:40,492 WARN L178 SmtUtils]: Spent 596.00 ms on a formula simplification that was a NOOP. DAG size: 378 [2018-09-26 08:52:46,410 WARN L178 SmtUtils]: Spent 632.00 ms on a formula simplification that was a NOOP. DAG size: 389 [2018-09-26 08:52:53,276 WARN L178 SmtUtils]: Spent 675.00 ms on a formula simplification that was a NOOP. DAG size: 400 [2018-09-26 08:52:59,990 WARN L178 SmtUtils]: Spent 671.00 ms on a formula simplification that was a NOOP. DAG size: 411 [2018-09-26 08:53:07,195 WARN L178 SmtUtils]: Spent 741.00 ms on a formula simplification that was a NOOP. DAG size: 422 [2018-09-26 08:53:15,031 WARN L178 SmtUtils]: Spent 725.00 ms on a formula simplification that was a NOOP. DAG size: 433 [2018-09-26 08:53:23,932 WARN L178 SmtUtils]: Spent 796.00 ms on a formula simplification that was a NOOP. DAG size: 444 [2018-09-26 08:53:33,085 WARN L178 SmtUtils]: Spent 848.00 ms on a formula simplification that was a NOOP. DAG size: 455 [2018-09-26 08:53:42,525 WARN L178 SmtUtils]: Spent 815.00 ms on a formula simplification that was a NOOP. DAG size: 466 [2018-09-26 08:53:52,522 WARN L178 SmtUtils]: Spent 843.00 ms on a formula simplification that was a NOOP. DAG size: 477 [2018-09-26 08:54:03,192 WARN L178 SmtUtils]: Spent 887.00 ms on a formula simplification that was a NOOP. DAG size: 488 [2018-09-26 08:54:14,403 WARN L178 SmtUtils]: Spent 945.00 ms on a formula simplification that was a NOOP. DAG size: 499 [2018-09-26 08:54:26,470 WARN L178 SmtUtils]: Spent 936.00 ms on a formula simplification that was a NOOP. DAG size: 510 [2018-09-26 08:54:39,075 WARN L178 SmtUtils]: Spent 939.00 ms on a formula simplification that was a NOOP. DAG size: 521 [2018-09-26 08:54:52,571 WARN L178 SmtUtils]: Spent 1.02 s on a formula simplification that was a NOOP. DAG size: 532 [2018-09-26 08:55:06,452 WARN L178 SmtUtils]: Spent 985.00 ms on a formula simplification that was a NOOP. DAG size: 543 [2018-09-26 08:55:21,266 WARN L178 SmtUtils]: Spent 1.08 s on a formula simplification that was a NOOP. DAG size: 554 [2018-09-26 08:55:36,921 WARN L178 SmtUtils]: Spent 1.08 s on a formula simplification that was a NOOP. DAG size: 565 [2018-09-26 08:55:53,107 WARN L178 SmtUtils]: Spent 1.09 s on a formula simplification that was a NOOP. DAG size: 576 [2018-09-26 08:56:10,275 WARN L178 SmtUtils]: Spent 1.13 s on a formula simplification that was a NOOP. DAG size: 587 Received shutdown request... [2018-09-26 08:56:17,543 WARN L521 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in [2018-09-26 08:56:17,543 WARN L549 AbstractCegarLoop]: Verification canceled [2018-09-26 08:56:17,549 WARN L206 ceAbstractionStarter]: Timeout [2018-09-26 08:56:17,550 INFO L202 PluginConnector]: Adding new model large_const.i_3.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 26.09 08:56:17 BoogieIcfgContainer [2018-09-26 08:56:17,550 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-09-26 08:56:17,551 INFO L168 Benchmark]: Toolchain (without parser) took 284169.76 ms. Allocated memory was 1.5 GB in the beginning and 1.3 GB in the end (delta: -207.6 MB). Free memory was 1.5 GB in the beginning and 1.2 GB in the end (delta: 274.4 MB). Peak memory consumption was 66.8 MB. Max. memory is 7.1 GB. [2018-09-26 08:56:17,552 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. [2018-09-26 08:56:17,552 INFO L168 Benchmark]: Boogie Procedure Inliner took 38.06 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. [2018-09-26 08:56:17,553 INFO L168 Benchmark]: Boogie Preprocessor took 20.27 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. [2018-09-26 08:56:17,553 INFO L168 Benchmark]: RCFGBuilder took 356.06 ms. Allocated memory is still 1.5 GB. Free memory was 1.5 GB in the beginning and 1.5 GB in the end (delta: 21.1 MB). Peak memory consumption was 21.1 MB. Max. memory is 7.1 GB. [2018-09-26 08:56:17,554 INFO L168 Benchmark]: TraceAbstraction took 283749.11 ms. Allocated memory was 1.5 GB in the beginning and 1.3 GB in the end (delta: -207.6 MB). Free memory was 1.5 GB in the beginning and 1.2 GB in the end (delta: 253.2 MB). Peak memory consumption was 45.6 MB. Max. memory is 7.1 GB. [2018-09-26 08:56:17,558 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 38.06 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 20.27 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 356.06 ms. Allocated memory is still 1.5 GB. Free memory was 1.5 GB in the beginning and 1.5 GB in the end (delta: 21.1 MB). Peak memory consumption was 21.1 MB. Max. memory is 7.1 GB. * TraceAbstraction took 283749.11 ms. Allocated memory was 1.5 GB in the beginning and 1.3 GB in the end (delta: -207.6 MB). Free memory was 1.5 GB in the beginning and 1.2 GB in the end (delta: 253.2 MB). Peak memory consumption was 45.6 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - TimeoutResultAtElement [Line: 74]: Timeout (TraceAbstraction) Unable to prove that assertion always holds (line 74). 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, 283.6s 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, 0.2s 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/large_const.i_3.bpl_AutomizerBpl-pdr-z3.epf_AutomizerBplInline.xml/Csv-Benchmark-0-2018-09-26_08-56-17-572.csv Written .csv to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/csv/large_const.i_3.bpl_AutomizerBpl-pdr-z3.epf_AutomizerBplInline.xml/Csv-TraceAbstractionBenchmarks-0-2018-09-26_08-56-17-572.csv Completed graceful shutdown