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-smtinterpol.epf -i ../../../trunk/examples/programs/20170304-DifficultPathPrograms/sum01.i_3.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.23-e6fd87c [2018-07-25 14:52:38,182 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-07-25 14:52:38,185 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-07-25 14:52:38,198 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-07-25 14:52:38,199 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-07-25 14:52:38,200 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-07-25 14:52:38,201 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-07-25 14:52:38,203 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-07-25 14:52:38,205 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-07-25 14:52:38,206 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-07-25 14:52:38,207 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-07-25 14:52:38,208 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-07-25 14:52:38,209 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-07-25 14:52:38,210 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-07-25 14:52:38,211 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-07-25 14:52:38,212 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-07-25 14:52:38,214 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-07-25 14:52:38,220 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-07-25 14:52:38,226 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-07-25 14:52:38,231 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-07-25 14:52:38,232 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-07-25 14:52:38,236 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-07-25 14:52:38,242 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-07-25 14:52:38,243 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-07-25 14:52:38,243 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-07-25 14:52:38,247 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-07-25 14:52:38,250 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-07-25 14:52:38,251 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-07-25 14:52:38,252 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-07-25 14:52:38,253 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-07-25 14:52:38,253 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-07-25 14:52:38,254 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-07-25 14:52:38,254 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-07-25 14:52:38,254 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-07-25 14:52:38,256 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-07-25 14:52:38,257 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-07-25 14:52:38,257 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/Pdr/AutomizerBpl-pdr-smtinterpol.epf [2018-07-25 14:52:38,274 INFO L110 SettingsManager]: Loading preferences was successful [2018-07-25 14:52:38,275 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-07-25 14:52:38,280 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-07-25 14:52:38,280 INFO L133 SettingsManager]: * SMT solver=Internal_SMTInterpol [2018-07-25 14:52:38,281 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-07-25 14:52:38,281 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=PDR [2018-07-25 14:52:38,281 INFO L133 SettingsManager]: * Use separate solver for trace checks=false [2018-07-25 14:52:38,281 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-07-25 14:52:38,353 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-07-25 14:52:38,372 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-07-25 14:52:38,381 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-07-25 14:52:38,384 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2018-07-25 14:52:38,385 INFO L276 PluginConnector]: Boogie PL CUP Parser initialized [2018-07-25 14:52:38,386 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170304-DifficultPathPrograms/sum01.i_3.bpl [2018-07-25 14:52:38,386 INFO L111 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170304-DifficultPathPrograms/sum01.i_3.bpl' [2018-07-25 14:52:38,441 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-07-25 14:52:38,443 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-07-25 14:52:38,444 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-07-25 14:52:38,444 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-07-25 14:52:38,444 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-07-25 14:52:38,465 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "sum01.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 02:52:38" (1/1) ... [2018-07-25 14:52:38,479 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "sum01.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 02:52:38" (1/1) ... [2018-07-25 14:52:38,487 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-07-25 14:52:38,488 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-07-25 14:52:38,489 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-07-25 14:52:38,489 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-07-25 14:52:38,501 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "sum01.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 02:52:38" (1/1) ... [2018-07-25 14:52:38,501 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "sum01.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 02:52:38" (1/1) ... [2018-07-25 14:52:38,502 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "sum01.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 02:52:38" (1/1) ... [2018-07-25 14:52:38,502 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "sum01.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 02:52:38" (1/1) ... [2018-07-25 14:52:38,506 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "sum01.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 02:52:38" (1/1) ... [2018-07-25 14:52:38,508 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "sum01.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 02:52:38" (1/1) ... [2018-07-25 14:52:38,509 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "sum01.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 02:52:38" (1/1) ... [2018-07-25 14:52:38,512 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-07-25 14:52:38,512 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-07-25 14:52:38,513 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-07-25 14:52:38,513 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-07-25 14:52:38,514 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "sum01.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 02:52:38" (1/1) ... [2018-07-25 14:52:38,611 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-07-25 14:52:38,611 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-07-25 14:52:38,826 INFO L273 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-07-25 14:52:38,827 INFO L202 PluginConnector]: Adding new model sum01.i_3.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.07 02:52:38 BoogieIcfgContainer [2018-07-25 14:52:38,827 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-07-25 14:52:38,828 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-07-25 14:52:38,828 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-07-25 14:52:38,832 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-07-25 14:52:38,832 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "sum01.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 02:52:38" (1/2) ... [2018-07-25 14:52:38,834 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6c008233 and model type sum01.i_3.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.07 02:52:38, skipping insertion in model container [2018-07-25 14:52:38,834 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "sum01.i_3.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.07 02:52:38" (2/2) ... [2018-07-25 14:52:38,837 INFO L112 eAbstractionObserver]: Analyzing ICFG sum01.i_3.bpl [2018-07-25 14:52:38,848 INFO L133 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:PDR Determinization: PREDICATE_ABSTRACTION [2018-07-25 14:52:38,857 INFO L145 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-07-25 14:52:38,901 INFO L128 ementStrategyFactory]: Using default assertion order modulation [2018-07-25 14:52:38,902 INFO L374 AbstractCegarLoop]: Interprodecural is true [2018-07-25 14:52:38,903 INFO L375 AbstractCegarLoop]: Hoare is true [2018-07-25 14:52:38,903 INFO L376 AbstractCegarLoop]: Compute interpolants for PDR [2018-07-25 14:52:38,903 INFO L377 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-07-25 14:52:38,903 INFO L378 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-07-25 14:52:38,903 INFO L379 AbstractCegarLoop]: Difference is false [2018-07-25 14:52:38,904 INFO L380 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-07-25 14:52:38,904 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-07-25 14:52:38,917 INFO L276 IsEmpty]: Start isEmpty. Operand 6 states. [2018-07-25 14:52:38,926 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-07-25 14:52:38,927 INFO L346 BasicCegarLoop]: Found error trace [2018-07-25 14:52:38,928 INFO L354 BasicCegarLoop]: trace histogram [1, 1, 1, 1] [2018-07-25 14:52:38,929 INFO L415 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2018-07-25 14:52:38,935 INFO L82 PathProgramCache]: Analyzing trace with hash 925639, now seen corresponding path program 1 times [2018-07-25 14:52:38,942 INFO L69 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-07-25 14:52:39,078 INFO L309 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-07-25 14:52:39,079 INFO L324 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-07-25 14:52:39,084 INFO L451 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-07-25 14:52:39,091 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-07-25 14:52:39,091 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-07-25 14:52:39,094 INFO L87 Difference]: Start difference. First operand 6 states. Second operand 3 states. [2018-07-25 14:52:39,130 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-07-25 14:52:39,130 INFO L93 Difference]: Finished difference Result 10 states and 11 transitions. [2018-07-25 14:52:39,131 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-07-25 14:52:39,133 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 4 [2018-07-25 14:52:39,133 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-07-25 14:52:39,144 INFO L225 Difference]: With dead ends: 10 [2018-07-25 14:52:39,144 INFO L226 Difference]: Without dead ends: 7 [2018-07-25 14:52:39,148 INFO L574 BasicCegarLoop]: 0 DeclaredPredicates, 40 GetRequests, 38 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-07-25 14:52:39,168 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7 states. [2018-07-25 14:52:39,188 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7 to 7. [2018-07-25 14:52:39,190 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2018-07-25 14:52:39,190 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 7 transitions. [2018-07-25 14:52:39,193 INFO L78 Accepts]: Start accepts. Automaton has 7 states and 7 transitions. Word has length 4 [2018-07-25 14:52:39,193 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-07-25 14:52:39,193 INFO L472 AbstractCegarLoop]: Abstraction has 7 states and 7 transitions. [2018-07-25 14:52:39,194 INFO L473 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-07-25 14:52:39,194 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 7 transitions. [2018-07-25 14:52:39,194 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-07-25 14:52:39,195 INFO L346 BasicCegarLoop]: Found error trace [2018-07-25 14:52:39,195 INFO L354 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1] [2018-07-25 14:52:39,196 INFO L415 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2018-07-25 14:52:39,196 INFO L82 PathProgramCache]: Analyzing trace with hash 889591169, now seen corresponding path program 1 times [2018-07-25 14:52:39,197 INFO L69 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-07-25 14:52:43,672 WARN L169 SmtUtils]: Spent 111.00 ms on a formula simplification that was a NOOP. DAG size: 163 [2018-07-25 14:52:44,590 WARN L169 SmtUtils]: Spent 132.00 ms on a formula simplification that was a NOOP. DAG size: 176 [2018-07-25 14:52:45,786 WARN L169 SmtUtils]: Spent 150.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2018-07-25 14:52:47,133 WARN L169 SmtUtils]: Spent 195.00 ms on a formula simplification that was a NOOP. DAG size: 203 [2018-07-25 14:52:48,553 WARN L169 SmtUtils]: Spent 129.00 ms on a formula simplification that was a NOOP. DAG size: 217 [2018-07-25 14:52:50,130 WARN L169 SmtUtils]: Spent 168.00 ms on a formula simplification that was a NOOP. DAG size: 230 [2018-07-25 14:52:51,915 WARN L169 SmtUtils]: Spent 159.00 ms on a formula simplification that was a NOOP. DAG size: 244 [2018-07-25 14:52:53,926 WARN L169 SmtUtils]: Spent 180.00 ms on a formula simplification that was a NOOP. DAG size: 257 [2018-07-25 14:52:56,108 WARN L169 SmtUtils]: Spent 176.00 ms on a formula simplification that was a NOOP. DAG size: 271 [2018-07-25 14:52:58,512 WARN L169 SmtUtils]: Spent 183.00 ms on a formula simplification that was a NOOP. DAG size: 284 [2018-07-25 14:53:01,049 WARN L169 SmtUtils]: Spent 166.00 ms on a formula simplification that was a NOOP. DAG size: 298 [2018-07-25 14:53:03,961 WARN L169 SmtUtils]: Spent 190.00 ms on a formula simplification that was a NOOP. DAG size: 311 [2018-07-25 14:53:06,657 WARN L169 SmtUtils]: Spent 208.00 ms on a formula simplification that was a NOOP. DAG size: 325 [2018-07-25 14:53:09,638 WARN L169 SmtUtils]: Spent 189.00 ms on a formula simplification that was a NOOP. DAG size: 338 [2018-07-25 14:53:12,649 WARN L169 SmtUtils]: Spent 218.00 ms on a formula simplification that was a NOOP. DAG size: 352 [2018-07-25 14:53:15,731 WARN L169 SmtUtils]: Spent 227.00 ms on a formula simplification that was a NOOP. DAG size: 365 [2018-07-25 14:53:19,504 WARN L169 SmtUtils]: Spent 245.00 ms on a formula simplification that was a NOOP. DAG size: 379 [2018-07-25 14:53:23,117 WARN L169 SmtUtils]: Spent 158.00 ms on a formula simplification that was a NOOP. DAG size: 392 [2018-07-25 14:53:27,291 WARN L169 SmtUtils]: Spent 263.00 ms on a formula simplification that was a NOOP. DAG size: 406 [2018-07-25 14:53:32,173 WARN L169 SmtUtils]: Spent 332.00 ms on a formula simplification that was a NOOP. DAG size: 419 [2018-07-25 14:53:37,782 WARN L169 SmtUtils]: Spent 366.00 ms on a formula simplification that was a NOOP. DAG size: 433 [2018-07-25 14:53:43,574 WARN L169 SmtUtils]: Spent 364.00 ms on a formula simplification that was a NOOP. DAG size: 446 [2018-07-25 14:53:49,778 WARN L169 SmtUtils]: Spent 437.00 ms on a formula simplification that was a NOOP. DAG size: 460 [2018-07-25 14:53:56,270 WARN L169 SmtUtils]: Spent 234.00 ms on a formula simplification that was a NOOP. DAG size: 473 [2018-07-25 14:54:02,595 WARN L169 SmtUtils]: Spent 221.00 ms on a formula simplification that was a NOOP. DAG size: 487 [2018-07-25 14:54:09,110 WARN L169 SmtUtils]: Spent 280.00 ms on a formula simplification that was a NOOP. DAG size: 500 [2018-07-25 14:54:16,550 WARN L169 SmtUtils]: Spent 253.00 ms on a formula simplification that was a NOOP. DAG size: 514 [2018-07-25 14:54:24,300 WARN L169 SmtUtils]: Spent 267.00 ms on a formula simplification that was a NOOP. DAG size: 527 [2018-07-25 14:54:32,540 WARN L169 SmtUtils]: Spent 279.00 ms on a formula simplification that was a NOOP. DAG size: 541 [2018-07-25 14:54:41,607 WARN L169 SmtUtils]: Spent 293.00 ms on a formula simplification that was a NOOP. DAG size: 554 [2018-07-25 14:54:51,276 WARN L169 SmtUtils]: Spent 303.00 ms on a formula simplification that was a NOOP. DAG size: 568 [2018-07-25 14:55:01,944 WARN L169 SmtUtils]: Spent 336.00 ms on a formula simplification that was a NOOP. DAG size: 581 [2018-07-25 14:55:13,156 WARN L169 SmtUtils]: Spent 334.00 ms on a formula simplification that was a NOOP. DAG size: 595 [2018-07-25 14:55:25,112 WARN L169 SmtUtils]: Spent 389.00 ms on a formula simplification that was a NOOP. DAG size: 608 [2018-07-25 14:55:37,676 WARN L169 SmtUtils]: Spent 348.00 ms on a formula simplification that was a NOOP. DAG size: 622 [2018-07-25 14:55:51,058 WARN L169 SmtUtils]: Spent 372.00 ms on a formula simplification that was a NOOP. DAG size: 635 [2018-07-25 14:56:05,591 WARN L169 SmtUtils]: Spent 400.00 ms on a formula simplification that was a NOOP. DAG size: 649 [2018-07-25 14:56:20,603 WARN L169 SmtUtils]: Spent 420.00 ms on a formula simplification that was a NOOP. DAG size: 662 [2018-07-25 14:56:36,573 WARN L169 SmtUtils]: Spent 428.00 ms on a formula simplification that was a NOOP. DAG size: 676 Received shutdown request... [2018-07-25 14:56:51,463 WARN L541 AbstractCegarLoop]: Verification canceled [2018-07-25 14:56:51,468 WARN L202 ceAbstractionStarter]: Timeout [2018-07-25 14:56:51,468 INFO L202 PluginConnector]: Adding new model sum01.i_3.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 25.07 02:56:51 BoogieIcfgContainer [2018-07-25 14:56:51,468 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-07-25 14:56:51,470 INFO L168 Benchmark]: Toolchain (without parser) took 253028.05 ms. Allocated memory was 1.5 GB in the beginning and 1.4 GB in the end (delta: -164.6 MB). Free memory was 1.5 GB in the beginning and 1.3 GB in the end (delta: 181.3 MB). Peak memory consumption was 430.1 MB. Max. memory is 7.1 GB. [2018-07-25 14:56:51,475 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.21 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 14:56:51,476 INFO L168 Benchmark]: Boogie Procedure Inliner took 44.20 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. [2018-07-25 14:56:51,477 INFO L168 Benchmark]: Boogie Preprocessor took 23.46 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 14:56:51,478 INFO L168 Benchmark]: RCFGBuilder took 314.62 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: 10.6 MB). Peak memory consumption was 10.6 MB. Max. memory is 7.1 GB. [2018-07-25 14:56:51,479 INFO L168 Benchmark]: TraceAbstraction took 252640.55 ms. Allocated memory was 1.5 GB in the beginning and 1.4 GB in the end (delta: -164.6 MB). Free memory was 1.5 GB in the beginning and 1.3 GB in the end (delta: 170.7 MB). Peak memory consumption was 419.5 MB. Max. memory is 7.1 GB. [2018-07-25 14:56:51,484 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 0.21 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 44.20 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 Preprocessor took 23.46 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 314.62 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: 10.6 MB). Peak memory consumption was 10.6 MB. Max. memory is 7.1 GB. * TraceAbstraction took 252640.55 ms. Allocated memory was 1.5 GB in the beginning and 1.4 GB in the end (delta: -164.6 MB). Free memory was 1.5 GB in the beginning and 1.3 GB in the end (delta: 170.7 MB). Peak memory consumption was 419.5 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 7 with TraceHistMax 2, while Pdr was Timeout or canceled while running Pdr. - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 7 locations, 1 error locations. TIMEOUT Result, 252.5s OverallTime, 2 OverallIterations, 2 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 4 SDtfs, 0 SDslu, 2 SDs, 0 SdLazy, 3 SolverSat, 0 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 40 GetRequests, 38 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=7occurred in iteration=1, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 0.1s PdrRuntime, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: Timeout Written .csv to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/csv/sum01.i_3.bpl_AutomizerBpl-pdr-smtinterpol.epf_AutomizerBplInline.xml/Csv-Benchmark-0-2018-07-25_14-56-51-509.csv Written .csv to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/csv/sum01.i_3.bpl_AutomizerBpl-pdr-smtinterpol.epf_AutomizerBplInline.xml/Csv-TraceAbstractionBenchmarks-0-2018-07-25_14-56-51-509.csv Completed graceful shutdown