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/cggmp2005.c.i_3.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.23-ff8eab6 [2018-09-26 08:44:43,381 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-09-26 08:44:43,384 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-09-26 08:44:43,404 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-09-26 08:44:43,404 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-09-26 08:44:43,406 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-09-26 08:44:43,408 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-09-26 08:44:43,411 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-09-26 08:44:43,414 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-09-26 08:44:43,415 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-09-26 08:44:43,418 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-09-26 08:44:43,418 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-09-26 08:44:43,419 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-09-26 08:44:43,420 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-09-26 08:44:43,423 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-09-26 08:44:43,424 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-09-26 08:44:43,425 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-09-26 08:44:43,434 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-09-26 08:44:43,439 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-09-26 08:44:43,444 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-09-26 08:44:43,446 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-09-26 08:44:43,451 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-09-26 08:44:43,455 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-09-26 08:44:43,455 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-09-26 08:44:43,455 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-09-26 08:44:43,457 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-09-26 08:44:43,458 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-09-26 08:44:43,459 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-09-26 08:44:43,462 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-09-26 08:44:43,463 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-09-26 08:44:43,463 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-09-26 08:44:43,467 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-09-26 08:44:43,467 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-09-26 08:44:43,467 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-09-26 08:44:43,468 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-09-26 08:44:43,471 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-09-26 08:44:43,472 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 08:44:43,491 INFO L110 SettingsManager]: Loading preferences was successful [2018-09-26 08:44:43,492 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-09-26 08:44:43,493 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-09-26 08:44:43,494 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=PDR [2018-09-26 08:44:43,494 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-09-26 08:44:43,494 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in [2018-09-26 08:44:43,494 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-09-26 08:44:43,582 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-09-26 08:44:43,599 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-09-26 08:44:43,606 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-09-26 08:44:43,609 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2018-09-26 08:44:43,609 INFO L276 PluginConnector]: Boogie PL CUP Parser initialized [2018-09-26 08:44:43,610 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170304-DifficultPathPrograms/cggmp2005.c.i_3.bpl [2018-09-26 08:44:43,611 INFO L111 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170304-DifficultPathPrograms/cggmp2005.c.i_3.bpl' [2018-09-26 08:44:43,666 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-09-26 08:44:43,669 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-09-26 08:44:43,670 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-09-26 08:44:43,671 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-09-26 08:44:43,671 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-09-26 08:44:43,691 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "cggmp2005.c.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 08:44:43" (1/1) ... [2018-09-26 08:44:43,705 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "cggmp2005.c.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 08:44:43" (1/1) ... [2018-09-26 08:44:43,713 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-09-26 08:44:43,713 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-09-26 08:44:43,714 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-09-26 08:44:43,714 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-09-26 08:44:43,727 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "cggmp2005.c.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 08:44:43" (1/1) ... [2018-09-26 08:44:43,727 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "cggmp2005.c.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 08:44:43" (1/1) ... [2018-09-26 08:44:43,728 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "cggmp2005.c.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 08:44:43" (1/1) ... [2018-09-26 08:44:43,728 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "cggmp2005.c.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 08:44:43" (1/1) ... [2018-09-26 08:44:43,731 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "cggmp2005.c.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 08:44:43" (1/1) ... [2018-09-26 08:44:43,733 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "cggmp2005.c.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 08:44:43" (1/1) ... [2018-09-26 08:44:43,734 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "cggmp2005.c.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 08:44:43" (1/1) ... [2018-09-26 08:44:43,735 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-09-26 08:44:43,736 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-09-26 08:44:43,736 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-09-26 08:44:43,736 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-09-26 08:44:43,737 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "cggmp2005.c.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 08:44:43" (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 08:44:43,824 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-09-26 08:44:43,825 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-09-26 08:44:44,126 INFO L346 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-09-26 08:44:44,127 INFO L202 PluginConnector]: Adding new model cggmp2005.c.i_3.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.09 08:44:44 BoogieIcfgContainer [2018-09-26 08:44:44,127 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-09-26 08:44:44,129 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-09-26 08:44:44,129 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-09-26 08:44:44,134 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-09-26 08:44:44,134 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "cggmp2005.c.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 08:44:43" (1/2) ... [2018-09-26 08:44:44,135 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@78d795d4 and model type cggmp2005.c.i_3.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.09 08:44:44, skipping insertion in model container [2018-09-26 08:44:44,136 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "cggmp2005.c.i_3.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.09 08:44:44" (2/2) ... [2018-09-26 08:44:44,138 INFO L112 eAbstractionObserver]: Analyzing ICFG cggmp2005.c.i_3.bpl [2018-09-26 08:44:44,150 INFO L137 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:PDR Determinization: PREDICATE_ABSTRACTION [2018-09-26 08:44:44,162 INFO L149 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-09-26 08:44:44,213 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-09-26 08:44:44,214 INFO L381 AbstractCegarLoop]: Interprodecural is true [2018-09-26 08:44:44,214 INFO L382 AbstractCegarLoop]: Hoare is true [2018-09-26 08:44:44,215 INFO L383 AbstractCegarLoop]: Compute interpolants for PDR [2018-09-26 08:44:44,215 INFO L384 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-09-26 08:44:44,215 INFO L385 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-09-26 08:44:44,215 INFO L386 AbstractCegarLoop]: Difference is false [2018-09-26 08:44:44,215 INFO L387 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-09-26 08:44:44,216 INFO L392 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-09-26 08:44:44,232 INFO L276 IsEmpty]: Start isEmpty. Operand 6 states. [2018-09-26 08:44:44,242 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 08:44:44,242 INFO L367 BasicCegarLoop]: Found error trace [2018-09-26 08:44:44,243 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1] [2018-09-26 08:44:44,244 INFO L423 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2018-09-26 08:44:44,252 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-09-26 08:44:44,253 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 08:44:44,280 INFO L69 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-09-26 08:44:44,568 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-26 08:44:44,569 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-09-26 08:44:44,576 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-09-26 08:44:44,587 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-09-26 08:44:44,588 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-09-26 08:44:44,594 INFO L87 Difference]: Start difference. First operand 6 states. Second operand 3 states. [2018-09-26 08:44:44,664 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-26 08:44:44,664 INFO L93 Difference]: Finished difference Result 10 states and 11 transitions. [2018-09-26 08:44:44,665 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-09-26 08:44:44,666 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 4 [2018-09-26 08:44:44,666 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-26 08:44:44,678 INFO L225 Difference]: With dead ends: 10 [2018-09-26 08:44:44,679 INFO L226 Difference]: Without dead ends: 7 [2018-09-26 08:44:44,683 INFO L605 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 [2018-09-26 08:44:44,702 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7 states. [2018-09-26 08:44:44,717 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7 to 7. [2018-09-26 08:44:44,719 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2018-09-26 08:44:44,719 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 7 transitions. [2018-09-26 08:44:44,721 INFO L78 Accepts]: Start accepts. Automaton has 7 states and 7 transitions. Word has length 4 [2018-09-26 08:44:44,721 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-26 08:44:44,722 INFO L480 AbstractCegarLoop]: Abstraction has 7 states and 7 transitions. [2018-09-26 08:44:44,722 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-09-26 08:44:44,722 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 7 transitions. [2018-09-26 08:44:44,722 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-09-26 08:44:44,723 INFO L367 BasicCegarLoop]: Found error trace [2018-09-26 08:44:44,723 INFO L375 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1] [2018-09-26 08:44:44,723 INFO L423 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2018-09-26 08:44:44,723 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-09-26 08:44:44,724 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 08:44:44,748 INFO L69 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-09-26 08:44:48,894 WARN L178 SmtUtils]: Spent 160.00 ms on a formula simplification that was a NOOP. DAG size: 110 [2018-09-26 08:44:49,893 WARN L178 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 132 [2018-09-26 08:44:50,573 WARN L178 SmtUtils]: Spent 155.00 ms on a formula simplification that was a NOOP. DAG size: 143 [2018-09-26 08:44:51,247 WARN L178 SmtUtils]: Spent 130.00 ms on a formula simplification that was a NOOP. DAG size: 154 [2018-09-26 08:44:52,114 WARN L178 SmtUtils]: Spent 130.00 ms on a formula simplification that was a NOOP. DAG size: 165 [2018-09-26 08:44:52,933 WARN L178 SmtUtils]: Spent 125.00 ms on a formula simplification that was a NOOP. DAG size: 176 [2018-09-26 08:44:53,847 WARN L178 SmtUtils]: Spent 149.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2018-09-26 08:44:54,915 WARN L178 SmtUtils]: Spent 164.00 ms on a formula simplification that was a NOOP. DAG size: 198 [2018-09-26 08:44:56,454 WARN L178 SmtUtils]: Spent 183.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2018-09-26 08:44:57,934 WARN L178 SmtUtils]: Spent 176.00 ms on a formula simplification that was a NOOP. DAG size: 220 [2018-09-26 08:44:59,282 WARN L178 SmtUtils]: Spent 181.00 ms on a formula simplification that was a NOOP. DAG size: 231 [2018-09-26 08:45:00,932 WARN L178 SmtUtils]: Spent 297.00 ms on a formula simplification that was a NOOP. DAG size: 242 [2018-09-26 08:45:02,775 WARN L178 SmtUtils]: Spent 303.00 ms on a formula simplification that was a NOOP. DAG size: 253 [2018-09-26 08:45:04,783 WARN L178 SmtUtils]: Spent 231.00 ms on a formula simplification that was a NOOP. DAG size: 264 [2018-09-26 08:45:06,895 WARN L178 SmtUtils]: Spent 237.00 ms on a formula simplification that was a NOOP. DAG size: 275 [2018-09-26 08:45:09,203 WARN L178 SmtUtils]: Spent 250.00 ms on a formula simplification that was a NOOP. DAG size: 286 [2018-09-26 08:45:11,893 WARN L178 SmtUtils]: Spent 289.00 ms on a formula simplification that was a NOOP. DAG size: 297 [2018-09-26 08:45:14,667 WARN L178 SmtUtils]: Spent 265.00 ms on a formula simplification that was a NOOP. DAG size: 308 [2018-09-26 08:45:17,634 WARN L178 SmtUtils]: Spent 296.00 ms on a formula simplification that was a NOOP. DAG size: 319 [2018-09-26 08:45:20,994 WARN L178 SmtUtils]: Spent 312.00 ms on a formula simplification that was a NOOP. DAG size: 330 [2018-09-26 08:45:24,815 WARN L178 SmtUtils]: Spent 301.00 ms on a formula simplification that was a NOOP. DAG size: 341 [2018-09-26 08:45:28,157 WARN L178 SmtUtils]: Spent 209.00 ms on a formula simplification. DAG size of input: 18 DAG size of output: 17 [2018-09-26 08:45:29,860 WARN L178 SmtUtils]: Spent 827.00 ms on a formula simplification that was a NOOP. DAG size: 352 [2018-09-26 08:45:33,724 WARN L178 SmtUtils]: Spent 338.00 ms on a formula simplification that was a NOOP. DAG size: 363 [2018-09-26 08:45:36,948 WARN L178 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 18 DAG size of output: 17 [2018-09-26 08:45:38,259 WARN L178 SmtUtils]: Spent 407.00 ms on a formula simplification that was a NOOP. DAG size: 374 [2018-09-26 08:45:43,188 WARN L178 SmtUtils]: Spent 377.00 ms on a formula simplification that was a NOOP. DAG size: 385 [2018-09-26 08:45:48,300 WARN L178 SmtUtils]: Spent 393.00 ms on a formula simplification that was a NOOP. DAG size: 396 [2018-09-26 08:45:53,816 WARN L178 SmtUtils]: Spent 405.00 ms on a formula simplification that was a NOOP. DAG size: 407 [2018-09-26 08:45:59,392 WARN L178 SmtUtils]: Spent 401.00 ms on a formula simplification that was a NOOP. DAG size: 418 [2018-09-26 08:46:05,856 WARN L178 SmtUtils]: Spent 443.00 ms on a formula simplification that was a NOOP. DAG size: 429 [2018-09-26 08:46:12,351 WARN L178 SmtUtils]: Spent 461.00 ms on a formula simplification that was a NOOP. DAG size: 440 [2018-09-26 08:46:19,359 WARN L178 SmtUtils]: Spent 475.00 ms on a formula simplification that was a NOOP. DAG size: 451 [2018-09-26 08:46:26,684 WARN L178 SmtUtils]: Spent 459.00 ms on a formula simplification that was a NOOP. DAG size: 462 [2018-09-26 08:46:34,878 WARN L178 SmtUtils]: Spent 566.00 ms on a formula simplification that was a NOOP. DAG size: 473 [2018-09-26 08:46:42,942 WARN L178 SmtUtils]: Spent 488.00 ms on a formula simplification that was a NOOP. DAG size: 484 [2018-09-26 08:46:51,975 WARN L178 SmtUtils]: Spent 541.00 ms on a formula simplification that was a NOOP. DAG size: 495 [2018-09-26 08:47:00,951 WARN L178 SmtUtils]: Spent 570.00 ms on a formula simplification that was a NOOP. DAG size: 506 [2018-09-26 08:47:11,289 WARN L178 SmtUtils]: Spent 574.00 ms on a formula simplification that was a NOOP. DAG size: 517 [2018-09-26 08:47:21,577 WARN L178 SmtUtils]: Spent 609.00 ms on a formula simplification that was a NOOP. DAG size: 528 [2018-09-26 08:47:33,018 WARN L178 SmtUtils]: Spent 643.00 ms on a formula simplification that was a NOOP. DAG size: 539 [2018-09-26 08:47:44,929 WARN L178 SmtUtils]: Spent 678.00 ms on a formula simplification that was a NOOP. DAG size: 550 [2018-09-26 08:47:57,524 WARN L178 SmtUtils]: Spent 624.00 ms on a formula simplification that was a NOOP. DAG size: 561 [2018-09-26 08:48:10,794 WARN L178 SmtUtils]: Spent 704.00 ms on a formula simplification that was a NOOP. DAG size: 572 [2018-09-26 08:48:24,248 WARN L178 SmtUtils]: Spent 644.00 ms on a formula simplification that was a NOOP. DAG size: 583 [2018-09-26 08:48:39,029 WARN L178 SmtUtils]: Spent 755.00 ms on a formula simplification that was a NOOP. DAG size: 594 [2018-09-26 08:48:54,217 WARN L178 SmtUtils]: Spent 707.00 ms on a formula simplification that was a NOOP. DAG size: 605 [2018-09-26 08:49:10,064 WARN L178 SmtUtils]: Spent 723.00 ms on a formula simplification that was a NOOP. DAG size: 616 Received shutdown request... [2018-09-26 08:49:26,007 WARN L186 SmtUtils]: Removed 58 from assertion stack [2018-09-26 08:49:26,209 WARN L521 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in [2018-09-26 08:49:26,210 WARN L549 AbstractCegarLoop]: Verification canceled [2018-09-26 08:49:26,216 WARN L206 ceAbstractionStarter]: Timeout [2018-09-26 08:49:26,216 INFO L202 PluginConnector]: Adding new model cggmp2005.c.i_3.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 26.09 08:49:26 BoogieIcfgContainer [2018-09-26 08:49:26,216 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-09-26 08:49:26,217 INFO L168 Benchmark]: Toolchain (without parser) took 282550.41 ms. Allocated memory was 1.5 GB in the beginning and 1.2 GB in the end (delta: -338.7 MB). Free memory was 1.5 GB in the beginning and 888.6 MB in the end (delta: 570.3 MB). Peak memory consumption was 248.3 MB. Max. memory is 7.1 GB. [2018-09-26 08:49:26,218 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.18 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 08:49:26,219 INFO L168 Benchmark]: Boogie Procedure Inliner took 42.58 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. [2018-09-26 08:49:26,219 INFO L168 Benchmark]: Boogie Preprocessor took 21.95 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 08:49:26,220 INFO L168 Benchmark]: RCFGBuilder took 391.77 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. [2018-09-26 08:49:26,221 INFO L168 Benchmark]: TraceAbstraction took 282087.35 ms. Allocated memory was 1.5 GB in the beginning and 1.2 GB in the end (delta: -338.7 MB). Free memory was 1.4 GB in the beginning and 888.6 MB in the end (delta: 549.1 MB). Peak memory consumption was 227.2 MB. Max. memory is 7.1 GB. [2018-09-26 08:49:26,225 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 0.18 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 42.58 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. * Boogie Preprocessor took 21.95 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 391.77 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 282087.35 ms. Allocated memory was 1.5 GB in the beginning and 1.2 GB in the end (delta: -338.7 MB). Free memory was 1.4 GB in the beginning and 888.6 MB in the end (delta: 549.1 MB). Peak memory consumption was 227.2 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - TimeoutResultAtElement [Line: 35]: Timeout (TraceAbstraction) Unable to prove that assertion always holds (line 35). Cancelled while BasicCegarLoop was analyzing trace of length 7 with TraceHistMax 2, while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 627. - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 7 locations, 1 error locations. TIMEOUT Result, 282.0s OverallTime, 2 OverallIterations, 2 TraceHistogramMax, 0.1s 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: 0.1s PdrRuntime, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: Timeout Written .csv to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/csv/cggmp2005.c.i_3.bpl_AutomizerBpl-pdr-z3.epf_AutomizerBplInline.xml/Csv-Benchmark-0-2018-09-26_08-49-26-237.csv Written .csv to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/csv/cggmp2005.c.i_3.bpl_AutomizerBpl-pdr-z3.epf_AutomizerBplInline.xml/Csv-TraceAbstractionBenchmarks-0-2018-09-26_08-49-26-237.csv Completed graceful shutdown