java -Xmx8000000000 -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc ../../../trunk/examples/toolchains/AutomizerBplInline.xml --generate-csv --csv-dir csv -s ../../../trunk/examples/settings/Pdr/AutomizerBpl-pdr-z3.epf -i ../../../trunk/examples/programs/20170304-DifficultPathPrograms/bhmr2007.c.i_3.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.23-ff8eab6 [2018-09-26 08:44:41,318 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-09-26 08:44:41,320 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-09-26 08:44:41,331 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-09-26 08:44:41,332 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-09-26 08:44:41,333 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-09-26 08:44:41,335 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-09-26 08:44:41,337 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-09-26 08:44:41,340 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-09-26 08:44:41,347 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-09-26 08:44:41,351 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-09-26 08:44:41,352 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-09-26 08:44:41,353 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-09-26 08:44:41,354 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-09-26 08:44:41,355 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-09-26 08:44:41,355 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-09-26 08:44:41,359 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-09-26 08:44:41,363 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-09-26 08:44:41,364 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-09-26 08:44:41,369 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-09-26 08:44:41,373 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-09-26 08:44:41,374 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-09-26 08:44:41,376 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-09-26 08:44:41,376 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-09-26 08:44:41,379 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-09-26 08:44:41,380 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-09-26 08:44:41,381 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-09-26 08:44:41,382 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-09-26 08:44:41,383 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-09-26 08:44:41,384 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-09-26 08:44:41,384 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-09-26 08:44:41,384 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-09-26 08:44:41,385 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-09-26 08:44:41,385 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-09-26 08:44:41,388 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-09-26 08:44:41,389 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-09-26 08:44:41,389 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/Pdr/AutomizerBpl-pdr-z3.epf [2018-09-26 08:44:41,403 INFO L110 SettingsManager]: Loading preferences was successful [2018-09-26 08:44:41,403 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-09-26 08:44:41,404 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-09-26 08:44:41,404 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=PDR [2018-09-26 08:44:41,404 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-09-26 08:44:41,404 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in [2018-09-26 08:44:41,404 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-09-26 08:44:41,447 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-09-26 08:44:41,460 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-09-26 08:44:41,463 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-09-26 08:44:41,465 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2018-09-26 08:44:41,466 INFO L276 PluginConnector]: Boogie PL CUP Parser initialized [2018-09-26 08:44:41,466 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170304-DifficultPathPrograms/bhmr2007.c.i_3.bpl [2018-09-26 08:44:41,467 INFO L111 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170304-DifficultPathPrograms/bhmr2007.c.i_3.bpl' [2018-09-26 08:44:41,518 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-09-26 08:44:41,521 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-09-26 08:44:41,522 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-09-26 08:44:41,522 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-09-26 08:44:41,522 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-09-26 08:44:41,545 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "bhmr2007.c.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 08:44:41" (1/1) ... [2018-09-26 08:44:41,558 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "bhmr2007.c.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 08:44:41" (1/1) ... [2018-09-26 08:44:41,565 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-09-26 08:44:41,566 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-09-26 08:44:41,566 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-09-26 08:44:41,567 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-09-26 08:44:41,579 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "bhmr2007.c.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 08:44:41" (1/1) ... [2018-09-26 08:44:41,579 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "bhmr2007.c.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 08:44:41" (1/1) ... [2018-09-26 08:44:41,580 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "bhmr2007.c.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 08:44:41" (1/1) ... [2018-09-26 08:44:41,580 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "bhmr2007.c.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 08:44:41" (1/1) ... [2018-09-26 08:44:41,585 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "bhmr2007.c.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 08:44:41" (1/1) ... [2018-09-26 08:44:41,588 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "bhmr2007.c.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 08:44:41" (1/1) ... [2018-09-26 08:44:41,589 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "bhmr2007.c.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 08:44:41" (1/1) ... [2018-09-26 08:44:41,590 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-09-26 08:44:41,591 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-09-26 08:44:41,591 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-09-26 08:44:41,592 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-09-26 08:44:41,593 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "bhmr2007.c.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 08:44:41" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-09-26 08:44:41,674 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-09-26 08:44:41,674 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-09-26 08:44:41,940 INFO L346 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-09-26 08:44:41,942 INFO L202 PluginConnector]: Adding new model bhmr2007.c.i_3.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.09 08:44:41 BoogieIcfgContainer [2018-09-26 08:44:41,942 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-09-26 08:44:41,943 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-09-26 08:44:41,944 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-09-26 08:44:41,947 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-09-26 08:44:41,947 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "bhmr2007.c.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 08:44:41" (1/2) ... [2018-09-26 08:44:41,949 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1cd3911 and model type bhmr2007.c.i_3.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.09 08:44:41, skipping insertion in model container [2018-09-26 08:44:41,949 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "bhmr2007.c.i_3.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.09 08:44:41" (2/2) ... [2018-09-26 08:44:41,954 INFO L112 eAbstractionObserver]: Analyzing ICFG bhmr2007.c.i_3.bpl [2018-09-26 08:44:41,966 INFO L137 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:PDR Determinization: PREDICATE_ABSTRACTION [2018-09-26 08:44:41,973 INFO L149 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-09-26 08:44:42,025 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-09-26 08:44:42,026 INFO L381 AbstractCegarLoop]: Interprodecural is true [2018-09-26 08:44:42,026 INFO L382 AbstractCegarLoop]: Hoare is true [2018-09-26 08:44:42,027 INFO L383 AbstractCegarLoop]: Compute interpolants for PDR [2018-09-26 08:44:42,027 INFO L384 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-09-26 08:44:42,027 INFO L385 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-09-26 08:44:42,027 INFO L386 AbstractCegarLoop]: Difference is false [2018-09-26 08:44:42,027 INFO L387 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-09-26 08:44:42,028 INFO L392 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-09-26 08:44:42,043 INFO L276 IsEmpty]: Start isEmpty. Operand 6 states. [2018-09-26 08:44:42,051 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 08:44:42,051 INFO L367 BasicCegarLoop]: Found error trace [2018-09-26 08:44:42,052 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1] [2018-09-26 08:44:42,053 INFO L423 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2018-09-26 08:44:42,059 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-09-26 08:44:42,060 INFO L82 PathProgramCache]: Analyzing trace with hash 925639, now seen corresponding path program 1 times No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in [2018-09-26 08:44:42,086 INFO L69 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-09-26 08:44:42,444 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-26 08:44:42,445 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-09-26 08:44:42,449 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-09-26 08:44:42,456 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-09-26 08:44:42,457 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-09-26 08:44:42,459 INFO L87 Difference]: Start difference. First operand 6 states. Second operand 3 states. [2018-09-26 08:44:42,521 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-26 08:44:42,522 INFO L93 Difference]: Finished difference Result 10 states and 11 transitions. [2018-09-26 08:44:42,522 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-09-26 08:44:42,524 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 4 [2018-09-26 08:44:42,524 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-26 08:44:42,541 INFO L225 Difference]: With dead ends: 10 [2018-09-26 08:44:42,542 INFO L226 Difference]: Without dead ends: 7 [2018-09-26 08:44:42,545 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 40 GetRequests, 38 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-09-26 08:44:42,567 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7 states. [2018-09-26 08:44:42,579 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7 to 7. [2018-09-26 08:44:42,580 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2018-09-26 08:44:42,581 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 7 transitions. [2018-09-26 08:44:42,583 INFO L78 Accepts]: Start accepts. Automaton has 7 states and 7 transitions. Word has length 4 [2018-09-26 08:44:42,583 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-26 08:44:42,583 INFO L480 AbstractCegarLoop]: Abstraction has 7 states and 7 transitions. [2018-09-26 08:44:42,583 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-09-26 08:44:42,584 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 7 transitions. [2018-09-26 08:44:42,584 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-09-26 08:44:42,584 INFO L367 BasicCegarLoop]: Found error trace [2018-09-26 08:44:42,584 INFO L375 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1] [2018-09-26 08:44:42,585 INFO L423 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2018-09-26 08:44:42,585 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-09-26 08:44:42,585 INFO L82 PathProgramCache]: Analyzing trace with hash 889591169, now seen corresponding path program 1 times No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in [2018-09-26 08:44:42,597 INFO L69 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-09-26 08:44:43,068 WARN L178 SmtUtils]: Spent 108.00 ms on a formula simplification that was a NOOP. DAG size: 33 [2018-09-26 08:44:43,392 WARN L178 SmtUtils]: Spent 228.00 ms on a formula simplification. DAG size of input: 36 DAG size of output: 27 [2018-09-26 08:44:43,797 WARN L178 SmtUtils]: Spent 107.00 ms on a formula simplification that was a NOOP. DAG size: 44 [2018-09-26 08:44:44,223 WARN L178 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 36 DAG size of output: 27 [2018-09-26 08:44:45,405 WARN L178 SmtUtils]: Spent 127.00 ms on a formula simplification that was a NOOP. DAG size: 76 [2018-09-26 08:44:46,674 WARN L178 SmtUtils]: Spent 138.00 ms on a formula simplification that was a NOOP. DAG size: 97 [2018-09-26 08:44:47,294 WARN L178 SmtUtils]: Spent 122.00 ms on a formula simplification that was a NOOP. DAG size: 108 [2018-09-26 08:44:47,828 WARN L178 SmtUtils]: Spent 141.00 ms on a formula simplification that was a NOOP. DAG size: 118 [2018-09-26 08:44:48,420 WARN L178 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 129 [2018-09-26 08:44:49,229 WARN L178 SmtUtils]: Spent 166.00 ms on a formula simplification that was a NOOP. DAG size: 140 [2018-09-26 08:44:50,032 WARN L178 SmtUtils]: Spent 189.00 ms on a formula simplification that was a NOOP. DAG size: 150 [2018-09-26 08:44:51,081 WARN L178 SmtUtils]: Spent 201.00 ms on a formula simplification that was a NOOP. DAG size: 161 [2018-09-26 08:44:52,088 WARN L178 SmtUtils]: Spent 213.00 ms on a formula simplification that was a NOOP. DAG size: 172 [2018-09-26 08:44:53,224 WARN L178 SmtUtils]: Spent 238.00 ms on a formula simplification that was a NOOP. DAG size: 182 [2018-09-26 08:44:54,742 WARN L178 SmtUtils]: Spent 350.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2018-09-26 08:44:56,378 WARN L178 SmtUtils]: Spent 262.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2018-09-26 08:44:58,231 WARN L178 SmtUtils]: Spent 280.00 ms on a formula simplification that was a NOOP. DAG size: 214 [2018-09-26 08:45:00,040 WARN L178 SmtUtils]: Spent 305.00 ms on a formula simplification that was a NOOP. DAG size: 225 [2018-09-26 08:45:02,093 WARN L178 SmtUtils]: Spent 365.00 ms on a formula simplification that was a NOOP. DAG size: 236 [2018-09-26 08:45:04,235 WARN L178 SmtUtils]: Spent 333.00 ms on a formula simplification that was a NOOP. DAG size: 246 [2018-09-26 08:45:06,747 WARN L178 SmtUtils]: Spent 359.00 ms on a formula simplification that was a NOOP. DAG size: 257 [2018-09-26 08:45:09,538 WARN L178 SmtUtils]: Spent 375.00 ms on a formula simplification that was a NOOP. DAG size: 268 [2018-09-26 08:45:12,601 WARN L178 SmtUtils]: Spent 507.00 ms on a formula simplification that was a NOOP. DAG size: 278 [2018-09-26 08:45:15,846 WARN L178 SmtUtils]: Spent 503.00 ms on a formula simplification that was a NOOP. DAG size: 289 [2018-09-26 08:45:19,289 WARN L178 SmtUtils]: Spent 438.00 ms on a formula simplification that was a NOOP. DAG size: 300 [2018-09-26 08:45:23,251 WARN L178 SmtUtils]: Spent 484.00 ms on a formula simplification that was a NOOP. DAG size: 310 [2018-09-26 08:45:27,470 WARN L178 SmtUtils]: Spent 474.00 ms on a formula simplification that was a NOOP. DAG size: 321 [2018-09-26 08:45:31,892 WARN L178 SmtUtils]: Spent 539.00 ms on a formula simplification that was a NOOP. DAG size: 332 [2018-09-26 08:45:37,165 WARN L178 SmtUtils]: Spent 521.00 ms on a formula simplification that was a NOOP. DAG size: 342 [2018-09-26 08:45:41,534 WARN L178 SmtUtils]: Spent 202.00 ms on a formula simplification. DAG size of input: 37 DAG size of output: 28 [2018-09-26 08:45:43,479 WARN L178 SmtUtils]: Spent 963.00 ms on a formula simplification that was a NOOP. DAG size: 353 [2018-09-26 08:45:49,194 WARN L178 SmtUtils]: Spent 616.00 ms on a formula simplification that was a NOOP. DAG size: 364 [2018-09-26 08:45:55,558 WARN L178 SmtUtils]: Spent 605.00 ms on a formula simplification that was a NOOP. DAG size: 374 [2018-09-26 08:46:02,260 WARN L178 SmtUtils]: Spent 691.00 ms on a formula simplification that was a NOOP. DAG size: 385 [2018-09-26 08:46:09,940 WARN L178 SmtUtils]: Spent 667.00 ms on a formula simplification that was a NOOP. DAG size: 396 [2018-09-26 08:46:17,744 WARN L178 SmtUtils]: Spent 743.00 ms on a formula simplification that was a NOOP. DAG size: 406 [2018-09-26 08:46:25,890 WARN L178 SmtUtils]: Spent 698.00 ms on a formula simplification that was a NOOP. DAG size: 417 [2018-09-26 08:46:35,046 WARN L178 SmtUtils]: Spent 725.00 ms on a formula simplification that was a NOOP. DAG size: 428 [2018-09-26 08:46:44,592 WARN L178 SmtUtils]: Spent 795.00 ms on a formula simplification that was a NOOP. DAG size: 438 [2018-09-26 08:46:54,755 WARN L178 SmtUtils]: Spent 794.00 ms on a formula simplification that was a NOOP. DAG size: 449 [2018-09-26 08:47:05,497 WARN L178 SmtUtils]: Spent 800.00 ms on a formula simplification that was a NOOP. DAG size: 460 [2018-09-26 08:47:16,923 WARN L178 SmtUtils]: Spent 838.00 ms on a formula simplification that was a NOOP. DAG size: 470 [2018-09-26 08:47:29,092 WARN L178 SmtUtils]: Spent 867.00 ms on a formula simplification that was a NOOP. DAG size: 481 [2018-09-26 08:47:42,196 WARN L178 SmtUtils]: Spent 890.00 ms on a formula simplification that was a NOOP. DAG size: 492 [2018-09-26 08:47:53,559 WARN L178 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 37 DAG size of output: 28 [2018-09-26 08:47:56,295 WARN L178 SmtUtils]: Spent 904.00 ms on a formula simplification that was a NOOP. DAG size: 502 [2018-09-26 08:48:10,971 WARN L178 SmtUtils]: Spent 968.00 ms on a formula simplification that was a NOOP. DAG size: 513 [2018-09-26 08:48:26,178 WARN L178 SmtUtils]: Spent 988.00 ms on a formula simplification that was a NOOP. DAG size: 524 [2018-09-26 08:48:42,250 WARN L178 SmtUtils]: Spent 990.00 ms on a formula simplification that was a NOOP. DAG size: 534 [2018-09-26 08:48:59,539 WARN L178 SmtUtils]: Spent 1.02 s on a formula simplification that was a NOOP. DAG size: 545 [2018-09-26 08:49:18,015 WARN L178 SmtUtils]: Spent 1.04 s on a formula simplification that was a NOOP. DAG size: 556 Received shutdown request... [2018-09-26 08:49:25,779 WARN L521 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in [2018-09-26 08:49:25,779 WARN L549 AbstractCegarLoop]: Verification canceled [2018-09-26 08:49:25,786 WARN L206 ceAbstractionStarter]: Timeout [2018-09-26 08:49:25,786 INFO L202 PluginConnector]: Adding new model bhmr2007.c.i_3.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 26.09 08:49:25 BoogieIcfgContainer [2018-09-26 08:49:25,787 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-09-26 08:49:25,787 INFO L168 Benchmark]: Toolchain (without parser) took 284269.11 ms. Allocated memory was 1.5 GB in the beginning and 1.4 GB in the end (delta: -185.6 MB). Free memory was 1.5 GB in the beginning and 1.3 GB in the end (delta: 182.3 MB). Peak memory consumption was 402.3 MB. Max. memory is 7.1 GB. [2018-09-26 08:49:25,789 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.18 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-09-26 08:49:25,789 INFO L168 Benchmark]: Boogie Procedure Inliner took 44.30 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-09-26 08:49:25,790 INFO L168 Benchmark]: Boogie Preprocessor took 24.45 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-09-26 08:49:25,790 INFO L168 Benchmark]: RCFGBuilder took 351.33 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 08:49:25,791 INFO L168 Benchmark]: TraceAbstraction took 283843.19 ms. Allocated memory was 1.5 GB in the beginning and 1.4 GB in the end (delta: -185.6 MB). Free memory was 1.5 GB in the beginning and 1.3 GB in the end (delta: 161.2 MB). Peak memory consumption was 381.2 MB. Max. memory is 7.1 GB. [2018-09-26 08:49:25,799 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Boogie PL CUP Parser took 0.18 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 44.30 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 24.45 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 351.33 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 283843.19 ms. Allocated memory was 1.5 GB in the beginning and 1.4 GB in the end (delta: -185.6 MB). Free memory was 1.5 GB in the beginning and 1.3 GB in the end (delta: 161.2 MB). Peak memory consumption was 381.2 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - TimeoutResultAtElement [Line: 50]: Timeout (TraceAbstraction) Unable to prove that assertion always holds (line 50). 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, 283.7s 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, 0.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=7occurred in iteration=1, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 0.2s PdrRuntime, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: Timeout Written .csv to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/csv/bhmr2007.c.i_3.bpl_AutomizerBpl-pdr-z3.epf_AutomizerBplInline.xml/Csv-Benchmark-0-2018-09-26_08-49-25-814.csv Written .csv to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/csv/bhmr2007.c.i_3.bpl_AutomizerBpl-pdr-z3.epf_AutomizerBplInline.xml/Csv-TraceAbstractionBenchmarks-0-2018-09-26_08-49-25-814.csv Completed graceful shutdown