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/gauss_sum.i_3.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.23-ff8eab6 [2018-09-26 08:49:28,504 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-09-26 08:49:28,508 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-09-26 08:49:28,524 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-09-26 08:49:28,524 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-09-26 08:49:28,525 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-09-26 08:49:28,527 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-09-26 08:49:28,528 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-09-26 08:49:28,530 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-09-26 08:49:28,531 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-09-26 08:49:28,532 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-09-26 08:49:28,532 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-09-26 08:49:28,533 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-09-26 08:49:28,534 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-09-26 08:49:28,536 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-09-26 08:49:28,537 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-09-26 08:49:28,538 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-09-26 08:49:28,540 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-09-26 08:49:28,542 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-09-26 08:49:28,543 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-09-26 08:49:28,544 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-09-26 08:49:28,546 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-09-26 08:49:28,548 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-09-26 08:49:28,548 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-09-26 08:49:28,548 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-09-26 08:49:28,549 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-09-26 08:49:28,550 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-09-26 08:49:28,551 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-09-26 08:49:28,552 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-09-26 08:49:28,553 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-09-26 08:49:28,553 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-09-26 08:49:28,554 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-09-26 08:49:28,554 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-09-26 08:49:28,555 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-09-26 08:49:28,556 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-09-26 08:49:28,556 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-09-26 08:49:28,557 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 08:49:28,569 INFO L110 SettingsManager]: Loading preferences was successful [2018-09-26 08:49:28,571 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-09-26 08:49:28,573 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-09-26 08:49:28,573 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=PDR [2018-09-26 08:49:28,573 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-09-26 08:49:28,573 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in [2018-09-26 08:49:28,573 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-09-26 08:49:28,645 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-09-26 08:49:28,663 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-09-26 08:49:28,670 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-09-26 08:49:28,672 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2018-09-26 08:49:28,672 INFO L276 PluginConnector]: Boogie PL CUP Parser initialized [2018-09-26 08:49:28,673 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170304-DifficultPathPrograms/gauss_sum.i_3.bpl [2018-09-26 08:49:28,673 INFO L111 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170304-DifficultPathPrograms/gauss_sum.i_3.bpl' [2018-09-26 08:49:28,727 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-09-26 08:49:28,732 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-09-26 08:49:28,732 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-09-26 08:49:28,733 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-09-26 08:49:28,733 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-09-26 08:49:28,753 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "gauss_sum.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 08:49:28" (1/1) ... [2018-09-26 08:49:28,766 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "gauss_sum.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 08:49:28" (1/1) ... [2018-09-26 08:49:28,773 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-09-26 08:49:28,774 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-09-26 08:49:28,774 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-09-26 08:49:28,774 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-09-26 08:49:28,786 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "gauss_sum.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 08:49:28" (1/1) ... [2018-09-26 08:49:28,786 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "gauss_sum.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 08:49:28" (1/1) ... [2018-09-26 08:49:28,787 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "gauss_sum.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 08:49:28" (1/1) ... [2018-09-26 08:49:28,787 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "gauss_sum.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 08:49:28" (1/1) ... [2018-09-26 08:49:28,792 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "gauss_sum.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 08:49:28" (1/1) ... [2018-09-26 08:49:28,794 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "gauss_sum.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 08:49:28" (1/1) ... [2018-09-26 08:49:28,795 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "gauss_sum.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 08:49:28" (1/1) ... [2018-09-26 08:49:28,796 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-09-26 08:49:28,797 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-09-26 08:49:28,797 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-09-26 08:49:28,797 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-09-26 08:49:28,798 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "gauss_sum.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 08:49:28" (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 08:49:28,871 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-09-26 08:49:28,871 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-09-26 08:49:29,146 INFO L346 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-09-26 08:49:29,146 INFO L202 PluginConnector]: Adding new model gauss_sum.i_3.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.09 08:49:29 BoogieIcfgContainer [2018-09-26 08:49:29,147 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-09-26 08:49:29,148 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-09-26 08:49:29,148 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-09-26 08:49:29,151 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-09-26 08:49:29,152 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "gauss_sum.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 08:49:28" (1/2) ... [2018-09-26 08:49:29,153 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@33e6aee2 and model type gauss_sum.i_3.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.09 08:49:29, skipping insertion in model container [2018-09-26 08:49:29,153 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "gauss_sum.i_3.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.09 08:49:29" (2/2) ... [2018-09-26 08:49:29,155 INFO L112 eAbstractionObserver]: Analyzing ICFG gauss_sum.i_3.bpl [2018-09-26 08:49:29,165 INFO L137 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:PDR Determinization: PREDICATE_ABSTRACTION [2018-09-26 08:49:29,173 INFO L149 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-09-26 08:49:29,226 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-09-26 08:49:29,227 INFO L381 AbstractCegarLoop]: Interprodecural is true [2018-09-26 08:49:29,227 INFO L382 AbstractCegarLoop]: Hoare is true [2018-09-26 08:49:29,227 INFO L383 AbstractCegarLoop]: Compute interpolants for PDR [2018-09-26 08:49:29,227 INFO L384 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-09-26 08:49:29,228 INFO L385 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-09-26 08:49:29,228 INFO L386 AbstractCegarLoop]: Difference is false [2018-09-26 08:49:29,228 INFO L387 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-09-26 08:49:29,228 INFO L392 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-09-26 08:49:29,247 INFO L276 IsEmpty]: Start isEmpty. Operand 6 states. [2018-09-26 08:49:29,260 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 08:49:29,261 INFO L367 BasicCegarLoop]: Found error trace [2018-09-26 08:49:29,262 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1] [2018-09-26 08:49:29,263 INFO L423 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2018-09-26 08:49:29,276 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-09-26 08:49:29,277 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 08:49:29,300 INFO L69 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-09-26 08:49:29,581 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-26 08:49:29,582 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-09-26 08:49:29,587 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-09-26 08:49:29,594 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-09-26 08:49:29,595 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-09-26 08:49:29,598 INFO L87 Difference]: Start difference. First operand 6 states. Second operand 3 states. [2018-09-26 08:49:29,693 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-26 08:49:29,693 INFO L93 Difference]: Finished difference Result 10 states and 11 transitions. [2018-09-26 08:49:29,694 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-09-26 08:49:29,695 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 4 [2018-09-26 08:49:29,696 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-26 08:49:29,708 INFO L225 Difference]: With dead ends: 10 [2018-09-26 08:49:29,709 INFO L226 Difference]: Without dead ends: 7 [2018-09-26 08:49:29,712 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 08:49:29,730 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7 states. [2018-09-26 08:49:29,745 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7 to 7. [2018-09-26 08:49:29,747 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2018-09-26 08:49:29,748 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 7 transitions. [2018-09-26 08:49:29,750 INFO L78 Accepts]: Start accepts. Automaton has 7 states and 7 transitions. Word has length 4 [2018-09-26 08:49:29,750 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-26 08:49:29,750 INFO L480 AbstractCegarLoop]: Abstraction has 7 states and 7 transitions. [2018-09-26 08:49:29,750 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-09-26 08:49:29,751 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 7 transitions. [2018-09-26 08:49:29,751 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-09-26 08:49:29,751 INFO L367 BasicCegarLoop]: Found error trace [2018-09-26 08:49:29,751 INFO L375 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1] [2018-09-26 08:49:29,752 INFO L423 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2018-09-26 08:49:29,752 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-09-26 08:49:29,752 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 08:49:29,762 INFO L69 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-09-26 08:49:30,421 WARN L178 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 21 DAG size of output: 20 [2018-09-26 08:49:30,803 WARN L178 SmtUtils]: Spent 109.00 ms on a formula simplification that was a NOOP. DAG size: 37 [2018-09-26 08:49:31,126 WARN L178 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 22 [2018-09-26 08:49:31,718 WARN L178 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 24 DAG size of output: 23 [2018-09-26 08:49:32,830 WARN L178 SmtUtils]: Spent 202.00 ms on a formula simplification that was a NOOP. DAG size: 74 [2018-09-26 08:49:33,495 WARN L178 SmtUtils]: Spent 124.00 ms on a formula simplification that was a NOOP. DAG size: 85 [2018-09-26 08:49:34,397 WARN L178 SmtUtils]: Spent 215.00 ms on a formula simplification that was a NOOP. DAG size: 98 [2018-09-26 08:49:34,988 WARN L178 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 24 DAG size of output: 23 [2018-09-26 08:49:35,544 WARN L178 SmtUtils]: Spent 140.00 ms on a formula simplification that was a NOOP. DAG size: 110 [2018-09-26 08:49:36,060 WARN L178 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 24 DAG size of output: 23 [2018-09-26 08:49:36,646 WARN L178 SmtUtils]: Spent 185.00 ms on a formula simplification that was a NOOP. DAG size: 123 [2018-09-26 08:49:37,497 WARN L178 SmtUtils]: Spent 192.00 ms on a formula simplification that was a NOOP. DAG size: 134 [2018-09-26 08:49:37,945 WARN L178 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 24 DAG size of output: 23 [2018-09-26 08:49:38,543 WARN L178 SmtUtils]: Spent 121.00 ms on a formula simplification that was a NOOP. DAG size: 147 [2018-09-26 08:49:39,811 WARN L178 SmtUtils]: Spent 290.00 ms on a formula simplification that was a NOOP. DAG size: 159 [2018-09-26 08:49:41,435 WARN L178 SmtUtils]: Spent 555.00 ms on a formula simplification that was a NOOP. DAG size: 172 [2018-09-26 08:49:43,042 WARN L178 SmtUtils]: Spent 227.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2018-09-26 08:49:44,737 WARN L178 SmtUtils]: Spent 391.00 ms on a formula simplification that was a NOOP. DAG size: 196 [2018-09-26 08:49:46,452 WARN L178 SmtUtils]: Spent 265.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2018-09-26 08:49:48,762 WARN L178 SmtUtils]: Spent 674.00 ms on a formula simplification that was a NOOP. DAG size: 221 [2018-09-26 08:49:50,041 WARN L178 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 24 DAG size of output: 23 [2018-09-26 08:49:51,252 WARN L178 SmtUtils]: Spent 383.00 ms on a formula simplification that was a NOOP. DAG size: 233 [2018-09-26 08:49:53,505 WARN L178 SmtUtils]: Spent 322.00 ms on a formula simplification that was a NOOP. DAG size: 246 [2018-09-26 08:49:54,867 WARN L178 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 24 DAG size of output: 23 [2018-09-26 08:49:56,639 WARN L178 SmtUtils]: Spent 869.00 ms on a formula simplification that was a NOOP. DAG size: 258 [2018-09-26 08:49:59,675 WARN L178 SmtUtils]: Spent 491.00 ms on a formula simplification that was a NOOP. DAG size: 270 [2018-09-26 08:50:02,821 WARN L178 SmtUtils]: Spent 676.00 ms on a formula simplification that was a NOOP. DAG size: 282 [2018-09-26 08:50:06,244 WARN L178 SmtUtils]: Spent 663.00 ms on a formula simplification that was a NOOP. DAG size: 295 [2018-09-26 08:50:08,200 WARN L178 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 24 DAG size of output: 23 [2018-09-26 08:50:09,749 WARN L178 SmtUtils]: Spent 499.00 ms on a formula simplification that was a NOOP. DAG size: 307 [2018-09-26 08:50:13,426 WARN L178 SmtUtils]: Spent 680.00 ms on a formula simplification that was a NOOP. DAG size: 320 [2018-09-26 08:50:18,141 WARN L178 SmtUtils]: Spent 1.20 s on a formula simplification that was a NOOP. DAG size: 332 [2018-09-26 08:50:22,609 WARN L178 SmtUtils]: Spent 634.00 ms on a formula simplification that was a NOOP. DAG size: 345 [2018-09-26 08:50:27,281 WARN L178 SmtUtils]: Spent 704.00 ms on a formula simplification that was a NOOP. DAG size: 356 [2018-09-26 08:50:32,857 WARN L178 SmtUtils]: Spent 1.24 s on a formula simplification that was a NOOP. DAG size: 369 [2018-09-26 08:50:39,292 WARN L178 SmtUtils]: Spent 1.21 s on a formula simplification that was a NOOP. DAG size: 381 [2018-09-26 08:50:43,331 WARN L178 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 24 DAG size of output: 23 [2018-09-26 08:50:46,488 WARN L178 SmtUtils]: Spent 1.55 s on a formula simplification that was a NOOP. DAG size: 394 [2018-09-26 08:50:50,516 WARN L178 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 24 DAG size of output: 23 [2018-09-26 08:50:53,194 WARN L178 SmtUtils]: Spent 1.17 s on a formula simplification that was a NOOP. DAG size: 406 [2018-09-26 08:50:57,500 WARN L178 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 24 DAG size of output: 23 [2018-09-26 08:51:00,262 WARN L178 SmtUtils]: Spent 1.19 s on a formula simplification that was a NOOP. DAG size: 419 [2018-09-26 08:51:07,394 WARN L178 SmtUtils]: Spent 897.00 ms on a formula simplification that was a NOOP. DAG size: 431 [2018-09-26 08:51:15,337 WARN L178 SmtUtils]: Spent 1.22 s on a formula simplification that was a NOOP. DAG size: 444 [2018-09-26 08:51:24,394 WARN L178 SmtUtils]: Spent 1.78 s on a formula simplification that was a NOOP. DAG size: 455 [2018-09-26 08:51:30,343 WARN L178 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 24 DAG size of output: 23 [2018-09-26 08:51:34,181 WARN L178 SmtUtils]: Spent 1.85 s on a formula simplification that was a NOOP. DAG size: 468 [2018-09-26 08:51:44,978 WARN L178 SmtUtils]: Spent 2.26 s on a formula simplification that was a NOOP. DAG size: 480 [2018-09-26 08:51:54,456 WARN L178 SmtUtils]: Spent 1.02 s on a formula simplification that was a NOOP. DAG size: 493 [2018-09-26 08:52:05,314 WARN L178 SmtUtils]: Spent 1.64 s on a formula simplification that was a NOOP. DAG size: 505 [2018-09-26 08:52:16,422 WARN L178 SmtUtils]: Spent 1.58 s on a formula simplification that was a NOOP. DAG size: 518 [2018-09-26 08:52:28,467 WARN L178 SmtUtils]: Spent 1.52 s on a formula simplification that was a NOOP. DAG size: 530 [2018-09-26 08:52:42,274 WARN L178 SmtUtils]: Spent 3.03 s on a formula simplification that was a NOOP. DAG size: 543 [2018-09-26 08:52:54,913 WARN L178 SmtUtils]: Spent 1.25 s on a formula simplification that was a NOOP. DAG size: 555 [2018-09-26 08:53:08,553 WARN L178 SmtUtils]: Spent 1.49 s on a formula simplification that was a NOOP. DAG size: 567 [2018-09-26 08:53:24,617 WARN L178 SmtUtils]: Spent 3.12 s on a formula simplification that was a NOOP. DAG size: 579 [2018-09-26 08:53:35,565 WARN L178 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 24 DAG size of output: 23 [2018-09-26 08:53:41,036 WARN L178 SmtUtils]: Spent 2.65 s on a formula simplification that was a NOOP. DAG size: 592 [2018-09-26 08:53:57,575 WARN L178 SmtUtils]: Spent 2.21 s on a formula simplification that was a NOOP. DAG size: 604 Received shutdown request... [2018-09-26 08:54:14,595 WARN L186 SmtUtils]: Removed 23 from assertion stack [2018-09-26 08:54:14,798 WARN L521 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in [2018-09-26 08:54:14,799 WARN L549 AbstractCegarLoop]: Verification canceled [2018-09-26 08:54:14,806 WARN L206 ceAbstractionStarter]: Timeout [2018-09-26 08:54:14,806 INFO L202 PluginConnector]: Adding new model gauss_sum.i_3.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 26.09 08:54:14 BoogieIcfgContainer [2018-09-26 08:54:14,807 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-09-26 08:54:14,807 INFO L168 Benchmark]: Toolchain (without parser) took 286080.14 ms. Allocated memory was 1.5 GB in the beginning and 1.2 GB in the end (delta: -310.4 MB). Free memory was 1.5 GB in the beginning and 1.1 GB in the end (delta: 350.1 MB). Peak memory consumption was 277.1 MB. Max. memory is 7.1 GB. [2018-09-26 08:54:14,808 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.17 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 08:54:14,809 INFO L168 Benchmark]: Boogie Procedure Inliner took 41.22 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 08:54:14,809 INFO L168 Benchmark]: Boogie Preprocessor took 22.20 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-09-26 08:54:14,810 INFO L168 Benchmark]: RCFGBuilder took 350.05 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 08:54:14,810 INFO L168 Benchmark]: TraceAbstraction took 285658.94 ms. Allocated memory was 1.5 GB in the beginning and 1.2 GB in the end (delta: -310.4 MB). Free memory was 1.4 GB in the beginning and 1.1 GB in the end (delta: 328.9 MB). Peak memory consumption was 256.0 MB. Max. memory is 7.1 GB. [2018-09-26 08:54:14,814 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 0.17 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 41.22 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 22.20 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. * RCFGBuilder took 350.05 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 285658.94 ms. Allocated memory was 1.5 GB in the beginning and 1.2 GB in the end (delta: -310.4 MB). Free memory was 1.4 GB in the beginning and 1.1 GB in the end (delta: 328.9 MB). Peak memory consumption was 256.0 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - TimeoutResultAtElement [Line: 45]: Timeout (TraceAbstraction) Unable to prove that assertion always holds (line 45). 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 617. - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 7 locations, 1 error locations. TIMEOUT Result, 285.5s OverallTime, 2 OverallIterations, 2 TraceHistogramMax, 0.1s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 4 SDtfs, 0 SDslu, 2 SDs, 0 SdLazy, 2 SolverSat, 0 SolverUnsat, 2 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 40 GetRequests, 38 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=7occurred in iteration=1, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 0.2s PdrRuntime, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: Timeout Written .csv to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/csv/gauss_sum.i_3.bpl_AutomizerBpl-pdr-z3.epf_AutomizerBplInline.xml/Csv-Benchmark-0-2018-09-26_08-54-14-826.csv Written .csv to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/csv/gauss_sum.i_3.bpl_AutomizerBpl-pdr-z3.epf_AutomizerBplInline.xml/Csv-TraceAbstractionBenchmarks-0-2018-09-26_08-54-14-826.csv Completed graceful shutdown