java -Xmx8000000000 -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerBplInline.xml --generate-csv --csv-dir csv -s ../../../trunk/examples/settings/Pdr/AutomizerBpl-pdr.epf -i ../../../trunk/examples/programs/20170319-ConjunctivePathPrograms/half_2.i_3.bplTransformedIcfg_BEv2_5.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.23-e6fd87c [2018-07-25 09:06:10,683 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-07-25 09:06:10,685 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-07-25 09:06:10,697 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-07-25 09:06:10,697 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-07-25 09:06:10,698 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-07-25 09:06:10,699 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-07-25 09:06:10,701 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-07-25 09:06:10,703 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-07-25 09:06:10,704 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-07-25 09:06:10,705 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-07-25 09:06:10,705 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-07-25 09:06:10,706 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-07-25 09:06:10,707 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-07-25 09:06:10,713 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-07-25 09:06:10,714 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-07-25 09:06:10,715 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-07-25 09:06:10,716 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-07-25 09:06:10,720 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-07-25 09:06:10,722 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-07-25 09:06:10,723 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-07-25 09:06:10,725 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-07-25 09:06:10,729 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-07-25 09:06:10,734 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-07-25 09:06:10,734 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-07-25 09:06:10,736 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-07-25 09:06:10,737 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-07-25 09:06:10,738 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-07-25 09:06:10,739 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-07-25 09:06:10,740 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-07-25 09:06:10,740 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-07-25 09:06:10,741 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-07-25 09:06:10,741 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-07-25 09:06:10,741 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-07-25 09:06:10,742 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-07-25 09:06:10,743 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-07-25 09:06:10,743 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/Pdr/AutomizerBpl-pdr.epf [2018-07-25 09:06:10,756 INFO L110 SettingsManager]: Loading preferences was successful [2018-07-25 09:06:10,756 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-07-25 09:06:10,758 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-07-25 09:06:10,759 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=PDR [2018-07-25 09:06:10,759 INFO L133 SettingsManager]: * Use separate solver for trace checks=false [2018-07-25 09:06:10,759 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-07-25 09:06:10,826 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-07-25 09:06:10,839 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-07-25 09:06:10,843 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-07-25 09:06:10,844 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2018-07-25 09:06:10,845 INFO L276 PluginConnector]: Boogie PL CUP Parser initialized [2018-07-25 09:06:10,846 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170319-ConjunctivePathPrograms/half_2.i_3.bplTransformedIcfg_BEv2_5.bpl [2018-07-25 09:06:10,846 INFO L111 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170319-ConjunctivePathPrograms/half_2.i_3.bplTransformedIcfg_BEv2_5.bpl' [2018-07-25 09:06:10,896 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-07-25 09:06:10,897 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-07-25 09:06:10,898 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-07-25 09:06:10,898 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-07-25 09:06:10,898 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-07-25 09:06:10,919 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "half_2.i_3.bplTransformedIcfg_BEv2_5.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 09:06:10" (1/1) ... [2018-07-25 09:06:10,931 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "half_2.i_3.bplTransformedIcfg_BEv2_5.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 09:06:10" (1/1) ... [2018-07-25 09:06:10,939 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-07-25 09:06:10,939 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-07-25 09:06:10,940 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-07-25 09:06:10,940 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-07-25 09:06:10,951 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "half_2.i_3.bplTransformedIcfg_BEv2_5.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 09:06:10" (1/1) ... [2018-07-25 09:06:10,951 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "half_2.i_3.bplTransformedIcfg_BEv2_5.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 09:06:10" (1/1) ... [2018-07-25 09:06:10,952 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "half_2.i_3.bplTransformedIcfg_BEv2_5.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 09:06:10" (1/1) ... [2018-07-25 09:06:10,952 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "half_2.i_3.bplTransformedIcfg_BEv2_5.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 09:06:10" (1/1) ... [2018-07-25 09:06:10,955 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "half_2.i_3.bplTransformedIcfg_BEv2_5.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 09:06:10" (1/1) ... [2018-07-25 09:06:10,956 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "half_2.i_3.bplTransformedIcfg_BEv2_5.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 09:06:10" (1/1) ... [2018-07-25 09:06:10,957 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "half_2.i_3.bplTransformedIcfg_BEv2_5.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 09:06:10" (1/1) ... [2018-07-25 09:06:10,959 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-07-25 09:06:10,960 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-07-25 09:06:10,960 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-07-25 09:06:10,960 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-07-25 09:06:10,961 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "half_2.i_3.bplTransformedIcfg_BEv2_5.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 09:06:10" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-07-25 09:06:11,038 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2018-07-25 09:06:11,038 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-07-25 09:06:11,039 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-07-25 09:06:11,237 INFO L273 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-07-25 09:06:11,238 INFO L202 PluginConnector]: Adding new model half_2.i_3.bplTransformedIcfg_BEv2_5.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.07 09:06:11 BoogieIcfgContainer [2018-07-25 09:06:11,239 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-07-25 09:06:11,240 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-07-25 09:06:11,240 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-07-25 09:06:11,243 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-07-25 09:06:11,244 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "half_2.i_3.bplTransformedIcfg_BEv2_5.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 09:06:10" (1/2) ... [2018-07-25 09:06:11,245 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@56a3f256 and model type half_2.i_3.bplTransformedIcfg_BEv2_5.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.07 09:06:11, skipping insertion in model container [2018-07-25 09:06:11,245 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "half_2.i_3.bplTransformedIcfg_BEv2_5.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.07 09:06:11" (2/2) ... [2018-07-25 09:06:11,247 INFO L112 eAbstractionObserver]: Analyzing ICFG half_2.i_3.bplTransformedIcfg_BEv2_5.bpl [2018-07-25 09:06:11,257 INFO L133 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:PDR Determinization: PREDICATE_ABSTRACTION [2018-07-25 09:06:11,265 INFO L145 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-07-25 09:06:11,312 INFO L128 ementStrategyFactory]: Using default assertion order modulation [2018-07-25 09:06:11,313 INFO L374 AbstractCegarLoop]: Interprodecural is true [2018-07-25 09:06:11,313 INFO L375 AbstractCegarLoop]: Hoare is true [2018-07-25 09:06:11,314 INFO L376 AbstractCegarLoop]: Compute interpolants for PDR [2018-07-25 09:06:11,314 INFO L377 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-07-25 09:06:11,314 INFO L378 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-07-25 09:06:11,314 INFO L379 AbstractCegarLoop]: Difference is false [2018-07-25 09:06:11,314 INFO L380 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-07-25 09:06:11,315 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-07-25 09:06:11,329 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states. [2018-07-25 09:06:11,338 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-07-25 09:06:11,338 INFO L346 BasicCegarLoop]: Found error trace [2018-07-25 09:06:11,339 INFO L354 BasicCegarLoop]: trace histogram [1, 1, 1] [2018-07-25 09:06:11,340 INFO L415 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2018-07-25 09:06:11,346 INFO L82 PathProgramCache]: Analyzing trace with hash 30017, now seen corresponding path program 1 times [2018-07-25 09:06:11,352 INFO L69 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-07-25 09:06:11,630 WARN L169 SmtUtils]: Spent 198.00 ms on a formula simplification. DAG size of input: 12 DAG size of output: 10 [2018-07-25 09:06:11,709 INFO L309 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-07-25 09:06:11,710 INFO L324 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-07-25 09:06:11,714 INFO L451 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-07-25 09:06:11,720 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-07-25 09:06:11,721 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-07-25 09:06:11,723 INFO L87 Difference]: Start difference. First operand 5 states. Second operand 3 states. [2018-07-25 09:06:11,755 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-07-25 09:06:11,755 INFO L93 Difference]: Finished difference Result 8 states and 9 transitions. [2018-07-25 09:06:11,756 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-07-25 09:06:11,757 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 3 [2018-07-25 09:06:11,757 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-07-25 09:06:11,768 INFO L225 Difference]: With dead ends: 8 [2018-07-25 09:06:11,769 INFO L226 Difference]: Without dead ends: 5 [2018-07-25 09:06:11,772 INFO L574 BasicCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-07-25 09:06:11,789 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5 states. [2018-07-25 09:06:11,804 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5 to 5. [2018-07-25 09:06:11,805 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2018-07-25 09:06:11,805 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 5 transitions. [2018-07-25 09:06:11,807 INFO L78 Accepts]: Start accepts. Automaton has 5 states and 5 transitions. Word has length 3 [2018-07-25 09:06:11,807 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-07-25 09:06:11,807 INFO L472 AbstractCegarLoop]: Abstraction has 5 states and 5 transitions. [2018-07-25 09:06:11,807 INFO L473 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-07-25 09:06:11,808 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 5 transitions. [2018-07-25 09:06:11,808 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-07-25 09:06:11,808 INFO L346 BasicCegarLoop]: Found error trace [2018-07-25 09:06:11,808 INFO L354 BasicCegarLoop]: trace histogram [1, 1, 1, 1] [2018-07-25 09:06:11,809 INFO L415 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2018-07-25 09:06:11,809 INFO L82 PathProgramCache]: Analyzing trace with hash 928552, now seen corresponding path program 1 times [2018-07-25 09:06:11,809 INFO L69 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-07-25 09:06:12,441 WARN L169 SmtUtils]: Spent 172.00 ms on a formula simplification. DAG size of input: 15 DAG size of output: 14 [2018-07-25 09:06:13,406 WARN L169 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 17 [2018-07-25 09:06:13,901 WARN L169 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 49 [2018-07-25 09:06:14,871 WARN L169 SmtUtils]: Spent 122.00 ms on a formula simplification that was a NOOP. DAG size: 71 [2018-07-25 09:06:15,698 WARN L169 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 86 [2018-07-25 09:06:16,073 WARN L169 SmtUtils]: Spent 119.00 ms on a formula simplification that was a NOOP. DAG size: 94 [2018-07-25 09:06:16,577 WARN L169 SmtUtils]: Spent 125.00 ms on a formula simplification that was a NOOP. DAG size: 101 [2018-07-25 09:06:17,323 WARN L169 SmtUtils]: Spent 126.00 ms on a formula simplification that was a NOOP. DAG size: 109 [2018-07-25 09:06:17,861 WARN L169 SmtUtils]: Spent 135.00 ms on a formula simplification that was a NOOP. DAG size: 116 [2018-07-25 09:06:18,435 WARN L169 SmtUtils]: Spent 145.00 ms on a formula simplification that was a NOOP. DAG size: 124 [2018-07-25 09:06:18,969 WARN L169 SmtUtils]: Spent 162.00 ms on a formula simplification that was a NOOP. DAG size: 131 [2018-07-25 09:06:19,758 WARN L169 SmtUtils]: Spent 166.00 ms on a formula simplification that was a NOOP. DAG size: 139 [2018-07-25 09:06:20,659 WARN L169 SmtUtils]: Spent 181.00 ms on a formula simplification that was a NOOP. DAG size: 146 [2018-07-25 09:06:21,528 WARN L169 SmtUtils]: Spent 274.00 ms on a formula simplification that was a NOOP. DAG size: 154 [2018-07-25 09:06:22,284 WARN L169 SmtUtils]: Spent 200.00 ms on a formula simplification that was a NOOP. DAG size: 161 [2018-07-25 09:06:23,069 WARN L169 SmtUtils]: Spent 226.00 ms on a formula simplification that was a NOOP. DAG size: 169 [2018-07-25 09:06:23,900 WARN L169 SmtUtils]: Spent 217.00 ms on a formula simplification that was a NOOP. DAG size: 176 [2018-07-25 09:06:24,819 WARN L169 SmtUtils]: Spent 234.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2018-07-25 09:06:25,955 WARN L169 SmtUtils]: Spent 297.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2018-07-25 09:06:27,043 WARN L169 SmtUtils]: Spent 254.00 ms on a formula simplification that was a NOOP. DAG size: 199 [2018-07-25 09:06:28,094 WARN L169 SmtUtils]: Spent 256.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2018-07-25 09:06:29,317 WARN L169 SmtUtils]: Spent 282.00 ms on a formula simplification that was a NOOP. DAG size: 214 [2018-07-25 09:06:30,601 WARN L169 SmtUtils]: Spent 401.00 ms on a formula simplification that was a NOOP. DAG size: 221 [2018-07-25 09:06:31,993 WARN L169 SmtUtils]: Spent 385.00 ms on a formula simplification that was a NOOP. DAG size: 229 [2018-07-25 09:06:33,823 WARN L169 SmtUtils]: Spent 313.00 ms on a formula simplification that was a NOOP. DAG size: 236 [2018-07-25 09:06:34,760 WARN L169 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 17 DAG size of output: 16 [2018-07-25 09:06:36,255 WARN L169 SmtUtils]: Spent 858.00 ms on a formula simplification that was a NOOP. DAG size: 244 [2018-07-25 09:06:38,051 WARN L169 SmtUtils]: Spent 351.00 ms on a formula simplification that was a NOOP. DAG size: 251 [2018-07-25 09:06:39,608 WARN L169 SmtUtils]: Spent 358.00 ms on a formula simplification that was a NOOP. DAG size: 259 [2018-07-25 09:06:41,278 WARN L169 SmtUtils]: Spent 375.00 ms on a formula simplification that was a NOOP. DAG size: 266 [2018-07-25 09:06:42,952 WARN L169 SmtUtils]: Spent 373.00 ms on a formula simplification that was a NOOP. DAG size: 274 [2018-07-25 09:06:44,729 WARN L169 SmtUtils]: Spent 386.00 ms on a formula simplification that was a NOOP. DAG size: 281 [2018-07-25 09:06:46,804 WARN L169 SmtUtils]: Spent 415.00 ms on a formula simplification that was a NOOP. DAG size: 289 [2018-07-25 09:06:48,754 WARN L169 SmtUtils]: Spent 417.00 ms on a formula simplification that was a NOOP. DAG size: 296 [2018-07-25 09:06:50,900 WARN L169 SmtUtils]: Spent 511.00 ms on a formula simplification that was a NOOP. DAG size: 304 [2018-07-25 09:06:53,082 WARN L169 SmtUtils]: Spent 445.00 ms on a formula simplification that was a NOOP. DAG size: 311 [2018-07-25 09:06:55,350 WARN L169 SmtUtils]: Spent 480.00 ms on a formula simplification that was a NOOP. DAG size: 319 [2018-07-25 09:06:57,822 WARN L169 SmtUtils]: Spent 492.00 ms on a formula simplification that was a NOOP. DAG size: 326 [2018-07-25 09:07:00,291 WARN L169 SmtUtils]: Spent 498.00 ms on a formula simplification that was a NOOP. DAG size: 334 [2018-07-25 09:07:02,965 WARN L169 SmtUtils]: Spent 506.00 ms on a formula simplification that was a NOOP. DAG size: 341 [2018-07-25 09:07:05,615 WARN L169 SmtUtils]: Spent 518.00 ms on a formula simplification that was a NOOP. DAG size: 349 [2018-07-25 09:07:08,471 WARN L169 SmtUtils]: Spent 586.00 ms on a formula simplification that was a NOOP. DAG size: 356 [2018-07-25 09:07:11,418 WARN L169 SmtUtils]: Spent 621.00 ms on a formula simplification that was a NOOP. DAG size: 364 [2018-07-25 09:07:14,346 WARN L169 SmtUtils]: Spent 555.00 ms on a formula simplification that was a NOOP. DAG size: 371 [2018-07-25 09:07:17,554 WARN L169 SmtUtils]: Spent 587.00 ms on a formula simplification that was a NOOP. DAG size: 379 [2018-07-25 09:07:20,803 WARN L169 SmtUtils]: Spent 591.00 ms on a formula simplification that was a NOOP. DAG size: 386 [2018-07-25 09:07:24,209 WARN L169 SmtUtils]: Spent 620.00 ms on a formula simplification that was a NOOP. DAG size: 394 [2018-07-25 09:07:27,726 WARN L169 SmtUtils]: Spent 669.00 ms on a formula simplification that was a NOOP. DAG size: 401 [2018-07-25 09:07:31,376 WARN L169 SmtUtils]: Spent 668.00 ms on a formula simplification that was a NOOP. DAG size: 409 [2018-07-25 09:07:35,142 WARN L169 SmtUtils]: Spent 686.00 ms on a formula simplification that was a NOOP. DAG size: 416 [2018-07-25 09:07:39,186 WARN L169 SmtUtils]: Spent 683.00 ms on a formula simplification that was a NOOP. DAG size: 424 [2018-07-25 09:07:43,236 WARN L169 SmtUtils]: Spent 680.00 ms on a formula simplification that was a NOOP. DAG size: 431 [2018-07-25 09:07:47,483 WARN L169 SmtUtils]: Spent 790.00 ms on a formula simplification that was a NOOP. DAG size: 439 [2018-07-25 09:07:51,799 WARN L169 SmtUtils]: Spent 723.00 ms on a formula simplification that was a NOOP. DAG size: 446 [2018-07-25 09:07:56,212 WARN L169 SmtUtils]: Spent 751.00 ms on a formula simplification that was a NOOP. DAG size: 454 [2018-07-25 09:08:00,777 WARN L169 SmtUtils]: Spent 768.00 ms on a formula simplification that was a NOOP. DAG size: 461 [2018-07-25 09:08:05,660 WARN L169 SmtUtils]: Spent 784.00 ms on a formula simplification that was a NOOP. DAG size: 469 [2018-07-25 09:08:10,763 WARN L169 SmtUtils]: Spent 813.00 ms on a formula simplification that was a NOOP. DAG size: 476 [2018-07-25 09:08:16,000 WARN L169 SmtUtils]: Spent 844.00 ms on a formula simplification that was a NOOP. DAG size: 484 [2018-07-25 09:08:21,325 WARN L169 SmtUtils]: Spent 870.00 ms on a formula simplification that was a NOOP. DAG size: 491 [2018-07-25 09:08:26,838 WARN L169 SmtUtils]: Spent 891.00 ms on a formula simplification that was a NOOP. DAG size: 499 [2018-07-25 09:08:32,368 WARN L169 SmtUtils]: Spent 910.00 ms on a formula simplification that was a NOOP. DAG size: 506 [2018-07-25 09:08:38,217 WARN L169 SmtUtils]: Spent 961.00 ms on a formula simplification that was a NOOP. DAG size: 514 [2018-07-25 09:08:44,316 WARN L169 SmtUtils]: Spent 1.02 s on a formula simplification that was a NOOP. DAG size: 521 [2018-07-25 09:08:50,457 WARN L169 SmtUtils]: Spent 972.00 ms on a formula simplification that was a NOOP. DAG size: 529 [2018-07-25 09:08:56,953 WARN L169 SmtUtils]: Spent 998.00 ms on a formula simplification that was a NOOP. DAG size: 536 [2018-07-25 09:09:03,512 WARN L169 SmtUtils]: Spent 1.02 s on a formula simplification that was a NOOP. DAG size: 544 [2018-07-25 09:09:10,295 WARN L169 SmtUtils]: Spent 1.05 s on a formula simplification that was a NOOP. DAG size: 551 [2018-07-25 09:09:17,208 WARN L169 SmtUtils]: Spent 1.06 s on a formula simplification that was a NOOP. DAG size: 559 [2018-07-25 09:09:24,358 WARN L169 SmtUtils]: Spent 1.13 s on a formula simplification that was a NOOP. DAG size: 566 [2018-07-25 09:09:31,592 WARN L169 SmtUtils]: Spent 1.10 s on a formula simplification that was a NOOP. DAG size: 574 [2018-07-25 09:09:39,223 WARN L169 SmtUtils]: Spent 1.12 s on a formula simplification that was a NOOP. DAG size: 581 [2018-07-25 09:09:47,023 WARN L169 SmtUtils]: Spent 1.14 s on a formula simplification that was a NOOP. DAG size: 589 [2018-07-25 09:09:54,823 WARN L169 SmtUtils]: Spent 1.15 s on a formula simplification that was a NOOP. DAG size: 596 [2018-07-25 09:10:02,950 WARN L169 SmtUtils]: Spent 1.16 s on a formula simplification that was a NOOP. DAG size: 604 [2018-07-25 09:10:11,489 WARN L169 SmtUtils]: Spent 1.27 s on a formula simplification that was a NOOP. DAG size: 611 [2018-07-25 09:10:20,228 WARN L169 SmtUtils]: Spent 1.21 s on a formula simplification that was a NOOP. DAG size: 619 [2018-07-25 09:10:29,098 WARN L169 SmtUtils]: Spent 1.21 s on a formula simplification that was a NOOP. DAG size: 626 [2018-07-25 09:10:38,056 WARN L169 SmtUtils]: Spent 1.26 s on a formula simplification that was a NOOP. DAG size: 634 [2018-07-25 09:10:47,388 WARN L169 SmtUtils]: Spent 1.37 s on a formula simplification that was a NOOP. DAG size: 641 Received shutdown request... [2018-07-25 09:10:51,538 WARN L541 AbstractCegarLoop]: Verification canceled [2018-07-25 09:10:51,542 WARN L202 ceAbstractionStarter]: Timeout [2018-07-25 09:10:51,542 INFO L202 PluginConnector]: Adding new model half_2.i_3.bplTransformedIcfg_BEv2_5.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 25.07 09:10:51 BoogieIcfgContainer [2018-07-25 09:10:51,542 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-07-25 09:10:51,543 INFO L168 Benchmark]: Toolchain (without parser) took 280646.49 ms. Allocated memory was 1.5 GB in the beginning and 1.3 GB in the end (delta: -203.4 MB). Free memory was 1.5 GB in the beginning and 1.1 GB in the end (delta: 410.1 MB). Peak memory consumption was 206.7 MB. Max. memory is 7.1 GB. [2018-07-25 09:10:51,544 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.23 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-07-25 09:10:51,545 INFO L168 Benchmark]: Boogie Procedure Inliner took 41.01 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-07-25 09:10:51,545 INFO L168 Benchmark]: Boogie Preprocessor took 19.82 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-07-25 09:10:51,546 INFO L168 Benchmark]: RCFGBuilder took 279.02 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. [2018-07-25 09:10:51,548 INFO L168 Benchmark]: TraceAbstraction took 280302.19 ms. Allocated memory was 1.5 GB in the beginning and 1.3 GB in the end (delta: -203.4 MB). Free memory was 1.5 GB in the beginning and 1.1 GB in the end (delta: 388.9 MB). Peak memory consumption was 185.5 MB. Max. memory is 7.1 GB. [2018-07-25 09:10:51,554 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 0.23 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 41.01 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 19.82 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 279.02 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 280302.19 ms. Allocated memory was 1.5 GB in the beginning and 1.3 GB in the end (delta: -203.4 MB). Free memory was 1.5 GB in the beginning and 1.1 GB in the end (delta: 388.9 MB). Peak memory consumption was 185.5 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - TimeoutResultAtElement [Line: 51]: Timeout (TraceAbstraction) Unable to prove that assertion always holds (line 51). 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, 280.2s OverallTime, 2 OverallIterations, 1 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 3 SDtfs, 0 SDslu, 1 SDs, 0 SdLazy, 3 SolverSat, 0 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 22 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=5occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 0.3s 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/half_2.i_3.bplTransformedIcfg_BEv2_5.bpl_AutomizerBpl-pdr.epf_AutomizerBplInline.xml/Csv-Benchmark-0-2018-07-25_09-10-51-565.csv Written .csv to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/csv/half_2.i_3.bplTransformedIcfg_BEv2_5.bpl_AutomizerBpl-pdr.epf_AutomizerBplInline.xml/Csv-TraceAbstractionBenchmarks-0-2018-07-25_09-10-51-565.csv Completed graceful shutdown