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/20170319-ConjunctivePathPrograms/functions1.i_3.bplTransformedIcfg_BEv2_8.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.23-ff8eab6 [2018-09-26 08:36:04,809 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-09-26 08:36:04,811 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-09-26 08:36:04,823 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-09-26 08:36:04,823 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-09-26 08:36:04,825 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-09-26 08:36:04,826 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-09-26 08:36:04,828 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-09-26 08:36:04,830 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-09-26 08:36:04,831 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-09-26 08:36:04,832 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-09-26 08:36:04,832 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-09-26 08:36:04,833 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-09-26 08:36:04,834 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-09-26 08:36:04,836 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-09-26 08:36:04,836 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-09-26 08:36:04,839 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-09-26 08:36:04,843 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-09-26 08:36:04,848 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-09-26 08:36:04,852 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-09-26 08:36:04,854 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-09-26 08:36:04,858 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-09-26 08:36:04,861 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-09-26 08:36:04,861 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-09-26 08:36:04,862 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-09-26 08:36:04,866 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-09-26 08:36:04,867 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-09-26 08:36:04,868 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-09-26 08:36:04,869 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-09-26 08:36:04,876 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-09-26 08:36:04,876 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-09-26 08:36:04,877 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-09-26 08:36:04,878 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-09-26 08:36:04,878 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-09-26 08:36:04,879 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-09-26 08:36:04,882 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-09-26 08:36:04,882 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 08:36:04,897 INFO L110 SettingsManager]: Loading preferences was successful [2018-09-26 08:36:04,897 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-09-26 08:36:04,899 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-09-26 08:36:04,899 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=PDR [2018-09-26 08:36:04,900 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-09-26 08:36:04,900 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in [2018-09-26 08:36:04,900 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-09-26 08:36:04,944 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-09-26 08:36:04,957 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-09-26 08:36:04,961 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-09-26 08:36:04,963 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2018-09-26 08:36:04,963 INFO L276 PluginConnector]: Boogie PL CUP Parser initialized [2018-09-26 08:36:04,964 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170319-ConjunctivePathPrograms/functions1.i_3.bplTransformedIcfg_BEv2_8.bpl [2018-09-26 08:36:04,964 INFO L111 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170319-ConjunctivePathPrograms/functions1.i_3.bplTransformedIcfg_BEv2_8.bpl' [2018-09-26 08:36:05,017 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-09-26 08:36:05,020 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-09-26 08:36:05,021 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-09-26 08:36:05,021 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-09-26 08:36:05,021 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-09-26 08:36:05,041 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 26.09 08:36:05" (1/1) ... [2018-09-26 08:36:05,054 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 26.09 08:36:05" (1/1) ... [2018-09-26 08:36:05,060 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-09-26 08:36:05,061 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-09-26 08:36:05,062 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-09-26 08:36:05,062 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-09-26 08:36:05,073 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 26.09 08:36:05" (1/1) ... [2018-09-26 08:36:05,073 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 26.09 08:36:05" (1/1) ... [2018-09-26 08:36:05,074 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 26.09 08:36:05" (1/1) ... [2018-09-26 08:36:05,074 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 26.09 08:36:05" (1/1) ... [2018-09-26 08:36:05,077 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 26.09 08:36:05" (1/1) ... [2018-09-26 08:36:05,079 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 26.09 08:36:05" (1/1) ... [2018-09-26 08:36:05,080 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 26.09 08:36:05" (1/1) ... [2018-09-26 08:36:05,081 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-09-26 08:36:05,082 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-09-26 08:36:05,082 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-09-26 08:36:05,082 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-09-26 08:36:05,083 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 26.09 08:36:05" (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 08:36:05,164 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2018-09-26 08:36:05,165 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-09-26 08:36:05,165 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-09-26 08:36:05,350 INFO L346 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-09-26 08:36:05,350 INFO L202 PluginConnector]: Adding new model functions1.i_3.bplTransformedIcfg_BEv2_8.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.09 08:36:05 BoogieIcfgContainer [2018-09-26 08:36:05,351 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-09-26 08:36:05,352 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-09-26 08:36:05,352 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-09-26 08:36:05,355 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-09-26 08:36:05,356 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 26.09 08:36:05" (1/2) ... [2018-09-26 08:36:05,357 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6c82935f and model type functions1.i_3.bplTransformedIcfg_BEv2_8.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.09 08:36:05, skipping insertion in model container [2018-09-26 08:36:05,357 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 26.09 08:36:05" (2/2) ... [2018-09-26 08:36:05,359 INFO L112 eAbstractionObserver]: Analyzing ICFG functions1.i_3.bplTransformedIcfg_BEv2_8.bpl [2018-09-26 08:36:05,369 INFO L137 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:PDR Determinization: PREDICATE_ABSTRACTION [2018-09-26 08:36:05,377 INFO L149 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-09-26 08:36:05,424 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-09-26 08:36:05,425 INFO L381 AbstractCegarLoop]: Interprodecural is true [2018-09-26 08:36:05,426 INFO L382 AbstractCegarLoop]: Hoare is true [2018-09-26 08:36:05,426 INFO L383 AbstractCegarLoop]: Compute interpolants for PDR [2018-09-26 08:36:05,426 INFO L384 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-09-26 08:36:05,426 INFO L385 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-09-26 08:36:05,427 INFO L386 AbstractCegarLoop]: Difference is false [2018-09-26 08:36:05,427 INFO L387 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-09-26 08:36:05,427 INFO L392 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-09-26 08:36:05,442 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states. [2018-09-26 08:36:05,450 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-09-26 08:36:05,451 INFO L367 BasicCegarLoop]: Found error trace [2018-09-26 08:36:05,452 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1] [2018-09-26 08:36:05,453 INFO L423 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2018-09-26 08:36:05,459 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-09-26 08:36:05,460 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 [2018-09-26 08:36:05,487 INFO L69 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-09-26 08:36:05,785 WARN L178 SmtUtils]: Spent 225.00 ms on a formula simplification. DAG size of input: 15 DAG size of output: 10 [2018-09-26 08:36:05,941 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-26 08:36:05,942 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-09-26 08:36:05,946 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-09-26 08:36:05,953 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-09-26 08:36:05,954 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-09-26 08:36:05,957 INFO L87 Difference]: Start difference. First operand 5 states. Second operand 3 states. [2018-09-26 08:36:05,993 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-26 08:36:05,993 INFO L93 Difference]: Finished difference Result 8 states and 9 transitions. [2018-09-26 08:36:05,994 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-09-26 08:36:05,995 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 3 [2018-09-26 08:36:05,995 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-26 08:36:06,007 INFO L225 Difference]: With dead ends: 8 [2018-09-26 08:36:06,007 INFO L226 Difference]: Without dead ends: 5 [2018-09-26 08:36:06,011 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-09-26 08:36:06,029 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5 states. [2018-09-26 08:36:06,043 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5 to 5. [2018-09-26 08:36:06,045 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2018-09-26 08:36:06,045 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 5 transitions. [2018-09-26 08:36:06,047 INFO L78 Accepts]: Start accepts. Automaton has 5 states and 5 transitions. Word has length 3 [2018-09-26 08:36:06,047 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-26 08:36:06,047 INFO L480 AbstractCegarLoop]: Abstraction has 5 states and 5 transitions. [2018-09-26 08:36:06,048 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-09-26 08:36:06,048 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 5 transitions. [2018-09-26 08:36:06,048 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 08:36:06,048 INFO L367 BasicCegarLoop]: Found error trace [2018-09-26 08:36:06,049 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1] [2018-09-26 08:36:06,049 INFO L423 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2018-09-26 08:36:06,049 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-09-26 08:36:06,049 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 [2018-09-26 08:36:06,065 INFO L69 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-09-26 08:36:06,919 WARN L178 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 13 DAG size of output: 10 [2018-09-26 08:36:07,628 WARN L178 SmtUtils]: Spent 186.00 ms on a formula simplification that was a NOOP. DAG size: 32 [2018-09-26 08:36:08,708 WARN L178 SmtUtils]: Spent 110.00 ms on a formula simplification that was a NOOP. DAG size: 47 [2018-09-26 08:36:10,333 WARN L178 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 72 [2018-09-26 08:36:10,961 WARN L178 SmtUtils]: Spent 313.00 ms on a formula simplification that was a NOOP. DAG size: 77 [2018-09-26 08:36:11,492 WARN L178 SmtUtils]: Spent 108.00 ms on a formula simplification that was a NOOP. DAG size: 82 [2018-09-26 08:36:11,964 WARN L178 SmtUtils]: Spent 118.00 ms on a formula simplification that was a NOOP. DAG size: 87 [2018-09-26 08:36:12,391 WARN L178 SmtUtils]: Spent 125.00 ms on a formula simplification that was a NOOP. DAG size: 92 [2018-09-26 08:36:12,939 WARN L178 SmtUtils]: Spent 157.00 ms on a formula simplification that was a NOOP. DAG size: 97 [2018-09-26 08:36:13,570 WARN L178 SmtUtils]: Spent 182.00 ms on a formula simplification that was a NOOP. DAG size: 102 [2018-09-26 08:36:14,181 WARN L178 SmtUtils]: Spent 181.00 ms on a formula simplification that was a NOOP. DAG size: 107 [2018-09-26 08:36:14,738 WARN L178 SmtUtils]: Spent 157.00 ms on a formula simplification that was a NOOP. DAG size: 112 [2018-09-26 08:36:15,345 WARN L178 SmtUtils]: Spent 171.00 ms on a formula simplification that was a NOOP. DAG size: 117 [2018-09-26 08:36:16,026 WARN L178 SmtUtils]: Spent 180.00 ms on a formula simplification that was a NOOP. DAG size: 122 [2018-09-26 08:36:16,860 WARN L178 SmtUtils]: Spent 208.00 ms on a formula simplification that was a NOOP. DAG size: 127 [2018-09-26 08:36:17,608 WARN L178 SmtUtils]: Spent 196.00 ms on a formula simplification that was a NOOP. DAG size: 132 [2018-09-26 08:36:18,456 WARN L178 SmtUtils]: Spent 260.00 ms on a formula simplification that was a NOOP. DAG size: 137 [2018-09-26 08:36:19,357 WARN L178 SmtUtils]: Spent 227.00 ms on a formula simplification that was a NOOP. DAG size: 142 [2018-09-26 08:36:20,392 WARN L178 SmtUtils]: Spent 223.00 ms on a formula simplification that was a NOOP. DAG size: 147 [2018-09-26 08:36:21,379 WARN L178 SmtUtils]: Spent 242.00 ms on a formula simplification that was a NOOP. DAG size: 152 [2018-09-26 08:36:22,402 WARN L178 SmtUtils]: Spent 308.00 ms on a formula simplification that was a NOOP. DAG size: 157 [2018-09-26 08:36:24,036 WARN L178 SmtUtils]: Spent 263.00 ms on a formula simplification that was a NOOP. DAG size: 162 [2018-09-26 08:36:24,887 WARN L178 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 13 DAG size of output: 10 [2018-09-26 08:36:26,166 WARN L178 SmtUtils]: Spent 777.00 ms on a formula simplification that was a NOOP. DAG size: 167 [2018-09-26 08:36:27,959 WARN L178 SmtUtils]: Spent 417.00 ms on a formula simplification that was a NOOP. DAG size: 172 [2018-09-26 08:36:29,214 WARN L178 SmtUtils]: Spent 299.00 ms on a formula simplification that was a NOOP. DAG size: 177 [2018-09-26 08:36:30,469 WARN L178 SmtUtils]: Spent 301.00 ms on a formula simplification that was a NOOP. DAG size: 182 [2018-09-26 08:36:31,806 WARN L178 SmtUtils]: Spent 306.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2018-09-26 08:36:33,223 WARN L178 SmtUtils]: Spent 359.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2018-09-26 08:36:34,847 WARN L178 SmtUtils]: Spent 327.00 ms on a formula simplification that was a NOOP. DAG size: 197 [2018-09-26 08:36:36,399 WARN L178 SmtUtils]: Spent 342.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2018-09-26 08:36:38,005 WARN L178 SmtUtils]: Spent 360.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2018-09-26 08:36:39,674 WARN L178 SmtUtils]: Spent 361.00 ms on a formula simplification that was a NOOP. DAG size: 212 [2018-09-26 08:36:41,424 WARN L178 SmtUtils]: Spent 373.00 ms on a formula simplification that was a NOOP. DAG size: 217 [2018-09-26 08:36:43,208 WARN L178 SmtUtils]: Spent 391.00 ms on a formula simplification that was a NOOP. DAG size: 222 [2018-09-26 08:36:45,249 WARN L178 SmtUtils]: Spent 409.00 ms on a formula simplification that was a NOOP. DAG size: 227 [2018-09-26 08:36:47,292 WARN L178 SmtUtils]: Spent 411.00 ms on a formula simplification that was a NOOP. DAG size: 232 [2018-09-26 08:36:49,430 WARN L178 SmtUtils]: Spent 535.00 ms on a formula simplification that was a NOOP. DAG size: 237 [2018-09-26 08:36:51,518 WARN L178 SmtUtils]: Spent 427.00 ms on a formula simplification that was a NOOP. DAG size: 242 [2018-09-26 08:36:53,731 WARN L178 SmtUtils]: Spent 482.00 ms on a formula simplification that was a NOOP. DAG size: 247 [2018-09-26 08:36:56,097 WARN L178 SmtUtils]: Spent 471.00 ms on a formula simplification that was a NOOP. DAG size: 252 [2018-09-26 08:36:58,490 WARN L178 SmtUtils]: Spent 473.00 ms on a formula simplification that was a NOOP. DAG size: 257 [2018-09-26 08:37:01,137 WARN L178 SmtUtils]: Spent 486.00 ms on a formula simplification that was a NOOP. DAG size: 262 [2018-09-26 08:37:03,657 WARN L178 SmtUtils]: Spent 509.00 ms on a formula simplification that was a NOOP. DAG size: 267 [2018-09-26 08:37:06,452 WARN L178 SmtUtils]: Spent 535.00 ms on a formula simplification that was a NOOP. DAG size: 272 [2018-09-26 08:37:09,207 WARN L178 SmtUtils]: Spent 526.00 ms on a formula simplification that was a NOOP. DAG size: 277 [2018-09-26 08:37:12,080 WARN L178 SmtUtils]: Spent 543.00 ms on a formula simplification that was a NOOP. DAG size: 282 [2018-09-26 08:37:15,105 WARN L178 SmtUtils]: Spent 640.00 ms on a formula simplification that was a NOOP. DAG size: 287 [2018-09-26 08:37:18,078 WARN L178 SmtUtils]: Spent 563.00 ms on a formula simplification that was a NOOP. DAG size: 292 [2018-09-26 08:37:21,257 WARN L178 SmtUtils]: Spent 566.00 ms on a formula simplification that was a NOOP. DAG size: 297 [2018-09-26 08:37:24,552 WARN L178 SmtUtils]: Spent 590.00 ms on a formula simplification that was a NOOP. DAG size: 302 [2018-09-26 08:37:28,020 WARN L178 SmtUtils]: Spent 618.00 ms on a formula simplification that was a NOOP. DAG size: 307 [2018-09-26 08:37:31,589 WARN L178 SmtUtils]: Spent 640.00 ms on a formula simplification that was a NOOP. DAG size: 312 [2018-09-26 08:37:35,131 WARN L178 SmtUtils]: Spent 645.00 ms on a formula simplification that was a NOOP. DAG size: 317 [2018-09-26 08:37:38,819 WARN L178 SmtUtils]: Spent 649.00 ms on a formula simplification that was a NOOP. DAG size: 322 [2018-09-26 08:37:42,751 WARN L178 SmtUtils]: Spent 659.00 ms on a formula simplification that was a NOOP. DAG size: 327 [2018-09-26 08:37:46,777 WARN L178 SmtUtils]: Spent 692.00 ms on a formula simplification that was a NOOP. DAG size: 332 [2018-09-26 08:37:50,921 WARN L178 SmtUtils]: Spent 786.00 ms on a formula simplification that was a NOOP. DAG size: 337 [2018-09-26 08:37:55,137 WARN L178 SmtUtils]: Spent 690.00 ms on a formula simplification that was a NOOP. DAG size: 342 [2018-09-26 08:37:59,514 WARN L178 SmtUtils]: Spent 716.00 ms on a formula simplification that was a NOOP. DAG size: 347 [2018-09-26 08:38:04,009 WARN L178 SmtUtils]: Spent 724.00 ms on a formula simplification that was a NOOP. DAG size: 352 [2018-09-26 08:38:08,722 WARN L178 SmtUtils]: Spent 751.00 ms on a formula simplification that was a NOOP. DAG size: 357 [2018-09-26 08:38:13,551 WARN L178 SmtUtils]: Spent 790.00 ms on a formula simplification that was a NOOP. DAG size: 362 [2018-09-26 08:38:18,400 WARN L178 SmtUtils]: Spent 784.00 ms on a formula simplification that was a NOOP. DAG size: 367 [2018-09-26 08:38:23,431 WARN L178 SmtUtils]: Spent 794.00 ms on a formula simplification that was a NOOP. DAG size: 372 [2018-09-26 08:38:28,696 WARN L178 SmtUtils]: Spent 811.00 ms on a formula simplification that was a NOOP. DAG size: 377 [2018-09-26 08:38:34,085 WARN L178 SmtUtils]: Spent 822.00 ms on a formula simplification that was a NOOP. DAG size: 382 [2018-09-26 08:38:39,753 WARN L178 SmtUtils]: Spent 845.00 ms on a formula simplification that was a NOOP. DAG size: 387 [2018-09-26 08:38:45,555 WARN L178 SmtUtils]: Spent 901.00 ms on a formula simplification that was a NOOP. DAG size: 392 [2018-09-26 08:38:51,339 WARN L178 SmtUtils]: Spent 883.00 ms on a formula simplification that was a NOOP. DAG size: 397 [2018-09-26 08:38:57,422 WARN L178 SmtUtils]: Spent 957.00 ms on a formula simplification that was a NOOP. DAG size: 402 [2018-09-26 08:39:03,573 WARN L178 SmtUtils]: Spent 906.00 ms on a formula simplification that was a NOOP. DAG size: 407 [2018-09-26 08:39:09,862 WARN L178 SmtUtils]: Spent 933.00 ms on a formula simplification that was a NOOP. DAG size: 412 [2018-09-26 08:39:16,480 WARN L178 SmtUtils]: Spent 970.00 ms on a formula simplification that was a NOOP. DAG size: 417 [2018-09-26 08:39:23,095 WARN L178 SmtUtils]: Spent 1.06 s on a formula simplification that was a NOOP. DAG size: 422 [2018-09-26 08:39:29,798 WARN L178 SmtUtils]: Spent 988.00 ms on a formula simplification that was a NOOP. DAG size: 427 [2018-09-26 08:39:36,856 WARN L178 SmtUtils]: Spent 1.01 s on a formula simplification that was a NOOP. DAG size: 432 [2018-09-26 08:39:44,134 WARN L178 SmtUtils]: Spent 1.11 s on a formula simplification that was a NOOP. DAG size: 437 [2018-09-26 08:39:51,437 WARN L178 SmtUtils]: Spent 1.03 s on a formula simplification that was a NOOP. DAG size: 442 [2018-09-26 08:39:59,031 WARN L178 SmtUtils]: Spent 1.15 s on a formula simplification that was a NOOP. DAG size: 447 [2018-09-26 08:40:06,832 WARN L178 SmtUtils]: Spent 1.10 s on a formula simplification that was a NOOP. DAG size: 452 [2018-09-26 08:40:14,741 WARN L178 SmtUtils]: Spent 1.17 s on a formula simplification that was a NOOP. DAG size: 457 [2018-09-26 08:40:22,941 WARN L178 SmtUtils]: Spent 1.10 s on a formula simplification that was a NOOP. DAG size: 462 [2018-09-26 08:40:31,301 WARN L178 SmtUtils]: Spent 1.12 s on a formula simplification that was a NOOP. DAG size: 467 [2018-09-26 08:40:39,867 WARN L178 SmtUtils]: Spent 1.23 s on a formula simplification that was a NOOP. DAG size: 472 Received shutdown request... [2018-09-26 08:40:43,991 WARN L521 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in [2018-09-26 08:40:43,991 WARN L549 AbstractCegarLoop]: Verification canceled [2018-09-26 08:40:43,996 WARN L206 ceAbstractionStarter]: Timeout [2018-09-26 08:40:43,996 INFO L202 PluginConnector]: Adding new model functions1.i_3.bplTransformedIcfg_BEv2_8.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 26.09 08:40:43 BoogieIcfgContainer [2018-09-26 08:40:43,997 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-09-26 08:40:43,997 INFO L168 Benchmark]: Toolchain (without parser) took 278980.25 ms. Allocated memory was 1.5 GB in the beginning and 1.4 GB in the end (delta: -170.9 MB). Free memory was 1.5 GB in the beginning and 1.0 GB in the end (delta: 461.4 MB). Peak memory consumption was 290.5 MB. Max. memory is 7.1 GB. [2018-09-26 08:40:43,999 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.20 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-09-26 08:40:43,999 INFO L168 Benchmark]: Boogie Procedure Inliner took 40.33 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 08:40:44,000 INFO L168 Benchmark]: Boogie Preprocessor took 19.87 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 08:40:44,001 INFO L168 Benchmark]: RCFGBuilder took 269.24 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 08:40:44,001 INFO L168 Benchmark]: TraceAbstraction took 278644.81 ms. Allocated memory was 1.5 GB in the beginning and 1.4 GB in the end (delta: -170.9 MB). Free memory was 1.5 GB in the beginning and 1.0 GB in the end (delta: 440.3 MB). Peak memory consumption was 269.4 MB. Max. memory is 7.1 GB. [2018-09-26 08:40:44,005 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Boogie PL CUP Parser took 0.20 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 40.33 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 19.87 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 269.24 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 278644.81 ms. Allocated memory was 1.5 GB in the beginning and 1.4 GB in the end (delta: -170.9 MB). Free memory was 1.5 GB in the beginning and 1.0 GB in the end (delta: 440.3 MB). Peak memory consumption was 269.4 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 Pdr was Timeout or canceled while running Pdr. - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 6 locations, 1 error locations. TIMEOUT Result, 278.5s 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, 0.3s 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: 0.3s 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-0-2018-09-26_08-40-44-020.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-0-2018-09-26_08-40-44-020.csv Completed graceful shutdown