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-z3.epf -i ../../../trunk/examples/programs/20170304-DifficultPathPrograms/bhmr2007.c.i_3.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.23-e6fd87c [2018-07-25 13:51:05,901 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-07-25 13:51:05,903 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-07-25 13:51:05,922 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-07-25 13:51:05,922 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-07-25 13:51:05,924 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-07-25 13:51:05,925 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-07-25 13:51:05,928 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-07-25 13:51:05,933 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-07-25 13:51:05,934 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-07-25 13:51:05,935 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-07-25 13:51:05,935 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-07-25 13:51:05,939 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-07-25 13:51:05,940 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-07-25 13:51:05,944 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-07-25 13:51:05,945 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-07-25 13:51:05,946 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-07-25 13:51:05,949 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-07-25 13:51:05,952 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-07-25 13:51:05,954 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-07-25 13:51:05,955 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-07-25 13:51:05,958 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-07-25 13:51:05,962 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-07-25 13:51:05,962 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-07-25 13:51:05,962 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-07-25 13:51:05,963 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-07-25 13:51:05,964 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-07-25 13:51:05,965 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-07-25 13:51:05,966 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-07-25 13:51:05,968 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-07-25 13:51:05,968 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-07-25 13:51:05,969 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-07-25 13:51:05,969 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-07-25 13:51:05,969 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-07-25 13:51:05,970 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-07-25 13:51:05,973 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-07-25 13:51:05,974 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/Pdr/AutomizerBpl-pdr-z3.epf [2018-07-25 13:51:05,990 INFO L110 SettingsManager]: Loading preferences was successful [2018-07-25 13:51:05,991 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-07-25 13:51:05,992 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-07-25 13:51:05,992 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=PDR [2018-07-25 13:51:05,993 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-07-25 13:51:05,993 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in [2018-07-25 13:51:05,993 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-07-25 13:51:06,059 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-07-25 13:51:06,075 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-07-25 13:51:06,081 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-07-25 13:51:06,082 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2018-07-25 13:51:06,083 INFO L276 PluginConnector]: Boogie PL CUP Parser initialized [2018-07-25 13:51:06,083 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170304-DifficultPathPrograms/bhmr2007.c.i_3.bpl [2018-07-25 13:51:06,084 INFO L111 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170304-DifficultPathPrograms/bhmr2007.c.i_3.bpl' [2018-07-25 13:51:06,143 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-07-25 13:51:06,145 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-07-25 13:51:06,147 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-07-25 13:51:06,148 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-07-25 13:51:06,148 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-07-25 13:51:06,168 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 25.07 01:51:06" (1/1) ... [2018-07-25 13:51:06,181 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 25.07 01:51:06" (1/1) ... [2018-07-25 13:51:06,189 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-07-25 13:51:06,190 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-07-25 13:51:06,190 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-07-25 13:51:06,190 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-07-25 13:51:06,201 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 25.07 01:51:06" (1/1) ... [2018-07-25 13:51:06,202 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 25.07 01:51:06" (1/1) ... [2018-07-25 13:51:06,203 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 25.07 01:51:06" (1/1) ... [2018-07-25 13:51:06,203 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 25.07 01:51:06" (1/1) ... [2018-07-25 13:51:06,207 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 25.07 01:51:06" (1/1) ... [2018-07-25 13:51:06,210 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 25.07 01:51:06" (1/1) ... [2018-07-25 13:51:06,211 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 25.07 01:51:06" (1/1) ... [2018-07-25 13:51:06,213 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-07-25 13:51:06,213 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-07-25 13:51:06,214 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-07-25 13:51:06,214 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-07-25 13:51:06,215 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "bhmr2007.c.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 01:51:06" (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 13:51:06,291 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-07-25 13:51:06,292 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-07-25 13:51:06,502 INFO L273 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-07-25 13:51:06,502 INFO L202 PluginConnector]: Adding new model bhmr2007.c.i_3.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.07 01:51:06 BoogieIcfgContainer [2018-07-25 13:51:06,503 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-07-25 13:51:06,504 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-07-25 13:51:06,504 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-07-25 13:51:06,507 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-07-25 13:51:06,508 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "bhmr2007.c.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 01:51:06" (1/2) ... [2018-07-25 13:51:06,509 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@52c22b9f and model type bhmr2007.c.i_3.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.07 01:51:06, skipping insertion in model container [2018-07-25 13:51:06,509 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 25.07 01:51:06" (2/2) ... [2018-07-25 13:51:06,511 INFO L112 eAbstractionObserver]: Analyzing ICFG bhmr2007.c.i_3.bpl [2018-07-25 13:51:06,521 INFO L133 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:PDR Determinization: PREDICATE_ABSTRACTION [2018-07-25 13:51:06,529 INFO L145 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-07-25 13:51:06,576 INFO L128 ementStrategyFactory]: Using default assertion order modulation [2018-07-25 13:51:06,577 INFO L374 AbstractCegarLoop]: Interprodecural is true [2018-07-25 13:51:06,577 INFO L375 AbstractCegarLoop]: Hoare is true [2018-07-25 13:51:06,577 INFO L376 AbstractCegarLoop]: Compute interpolants for PDR [2018-07-25 13:51:06,577 INFO L377 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-07-25 13:51:06,578 INFO L378 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-07-25 13:51:06,578 INFO L379 AbstractCegarLoop]: Difference is false [2018-07-25 13:51:06,578 INFO L380 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-07-25 13:51:06,578 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-07-25 13:51:06,593 INFO L276 IsEmpty]: Start isEmpty. Operand 6 states. [2018-07-25 13:51:06,601 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-07-25 13:51:06,602 INFO L346 BasicCegarLoop]: Found error trace [2018-07-25 13:51:06,603 INFO L354 BasicCegarLoop]: trace histogram [1, 1, 1, 1] [2018-07-25 13:51:06,604 INFO L415 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2018-07-25 13:51:06,610 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 [2018-07-25 13:51:06,629 INFO L69 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-07-25 13:51:06,937 INFO L309 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-07-25 13:51:06,938 INFO L324 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-07-25 13:51:06,942 INFO L451 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-07-25 13:51:06,947 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-07-25 13:51:06,948 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-07-25 13:51:06,950 INFO L87 Difference]: Start difference. First operand 6 states. Second operand 3 states. [2018-07-25 13:51:07,008 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-07-25 13:51:07,008 INFO L93 Difference]: Finished difference Result 10 states and 11 transitions. [2018-07-25 13:51:07,009 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-07-25 13:51:07,010 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 4 [2018-07-25 13:51:07,010 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-07-25 13:51:07,021 INFO L225 Difference]: With dead ends: 10 [2018-07-25 13:51:07,021 INFO L226 Difference]: Without dead ends: 7 [2018-07-25 13:51:07,026 INFO L574 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 [2018-07-25 13:51:07,041 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7 states. [2018-07-25 13:51:07,055 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7 to 7. [2018-07-25 13:51:07,057 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2018-07-25 13:51:07,057 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 7 transitions. [2018-07-25 13:51:07,059 INFO L78 Accepts]: Start accepts. Automaton has 7 states and 7 transitions. Word has length 4 [2018-07-25 13:51:07,059 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-07-25 13:51:07,059 INFO L472 AbstractCegarLoop]: Abstraction has 7 states and 7 transitions. [2018-07-25 13:51:07,059 INFO L473 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-07-25 13:51:07,060 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 7 transitions. [2018-07-25 13:51:07,060 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-07-25 13:51:07,060 INFO L346 BasicCegarLoop]: Found error trace [2018-07-25 13:51:07,060 INFO L354 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1] [2018-07-25 13:51:07,061 INFO L415 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2018-07-25 13:51:07,061 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 [2018-07-25 13:51:07,075 INFO L69 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-07-25 13:51:07,532 WARN L169 SmtUtils]: Spent 146.00 ms on a formula simplification that was a NOOP. DAG size: 33 [2018-07-25 13:51:07,805 WARN L169 SmtUtils]: Spent 189.00 ms on a formula simplification. DAG size of input: 36 DAG size of output: 27 [2018-07-25 13:51:08,796 WARN L169 SmtUtils]: Spent 153.00 ms on a formula simplification that was a NOOP. DAG size: 54 [2018-07-25 13:51:09,781 WARN L169 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 76 [2018-07-25 13:51:10,998 WARN L169 SmtUtils]: Spent 142.00 ms on a formula simplification that was a NOOP. DAG size: 97 [2018-07-25 13:51:11,584 WARN L169 SmtUtils]: Spent 118.00 ms on a formula simplification that was a NOOP. DAG size: 108 [2018-07-25 13:51:12,119 WARN L169 SmtUtils]: Spent 161.00 ms on a formula simplification that was a NOOP. DAG size: 118 [2018-07-25 13:51:12,689 WARN L169 SmtUtils]: Spent 149.00 ms on a formula simplification that was a NOOP. DAG size: 129 [2018-07-25 13:51:13,487 WARN L169 SmtUtils]: Spent 160.00 ms on a formula simplification that was a NOOP. DAG size: 140 [2018-07-25 13:51:14,262 WARN L169 SmtUtils]: Spent 177.00 ms on a formula simplification that was a NOOP. DAG size: 150 [2018-07-25 13:51:15,220 WARN L169 SmtUtils]: Spent 197.00 ms on a formula simplification that was a NOOP. DAG size: 161 [2018-07-25 13:51:16,330 WARN L169 SmtUtils]: Spent 208.00 ms on a formula simplification that was a NOOP. DAG size: 172 [2018-07-25 13:51:17,477 WARN L169 SmtUtils]: Spent 293.00 ms on a formula simplification that was a NOOP. DAG size: 182 [2018-07-25 13:51:18,875 WARN L169 SmtUtils]: Spent 366.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2018-07-25 13:51:20,402 WARN L169 SmtUtils]: Spent 256.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2018-07-25 13:51:22,130 WARN L169 SmtUtils]: Spent 279.00 ms on a formula simplification that was a NOOP. DAG size: 214 [2018-07-25 13:51:23,919 WARN L169 SmtUtils]: Spent 305.00 ms on a formula simplification that was a NOOP. DAG size: 225 [2018-07-25 13:51:25,908 WARN L169 SmtUtils]: Spent 350.00 ms on a formula simplification that was a NOOP. DAG size: 236 [2018-07-25 13:51:28,061 WARN L169 SmtUtils]: Spent 366.00 ms on a formula simplification that was a NOOP. DAG size: 246 [2018-07-25 13:51:30,467 WARN L169 SmtUtils]: Spent 344.00 ms on a formula simplification that was a NOOP. DAG size: 257 [2018-07-25 13:51:33,155 WARN L169 SmtUtils]: Spent 372.00 ms on a formula simplification that was a NOOP. DAG size: 268 [2018-07-25 13:51:36,163 WARN L169 SmtUtils]: Spent 492.00 ms on a formula simplification that was a NOOP. DAG size: 278 [2018-07-25 13:51:39,330 WARN L169 SmtUtils]: Spent 477.00 ms on a formula simplification that was a NOOP. DAG size: 289 [2018-07-25 13:51:42,824 WARN L169 SmtUtils]: Spent 435.00 ms on a formula simplification that was a NOOP. DAG size: 300 [2018-07-25 13:51:46,742 WARN L169 SmtUtils]: Spent 540.00 ms on a formula simplification that was a NOOP. DAG size: 310 [2018-07-25 13:51:50,711 WARN L169 SmtUtils]: Spent 463.00 ms on a formula simplification that was a NOOP. DAG size: 321 [2018-07-25 13:51:55,162 WARN L169 SmtUtils]: Spent 492.00 ms on a formula simplification that was a NOOP. DAG size: 332 [2018-07-25 13:52:00,370 WARN L169 SmtUtils]: Spent 510.00 ms on a formula simplification that was a NOOP. DAG size: 342 [2018-07-25 13:52:04,640 WARN L169 SmtUtils]: Spent 179.00 ms on a formula simplification. DAG size of input: 37 DAG size of output: 28 [2018-07-25 13:52:06,534 WARN L169 SmtUtils]: Spent 963.00 ms on a formula simplification that was a NOOP. DAG size: 353 [2018-07-25 13:52:12,098 WARN L169 SmtUtils]: Spent 683.00 ms on a formula simplification that was a NOOP. DAG size: 364 [2018-07-25 13:52:18,114 WARN L169 SmtUtils]: Spent 571.00 ms on a formula simplification that was a NOOP. DAG size: 374 [2018-07-25 13:52:24,549 WARN L169 SmtUtils]: Spent 599.00 ms on a formula simplification that was a NOOP. DAG size: 385 [2018-07-25 13:52:32,018 WARN L169 SmtUtils]: Spent 632.00 ms on a formula simplification that was a NOOP. DAG size: 396 [2018-07-25 13:52:39,629 WARN L169 SmtUtils]: Spent 660.00 ms on a formula simplification that was a NOOP. DAG size: 406 [2018-07-25 13:52:47,602 WARN L169 SmtUtils]: Spent 669.00 ms on a formula simplification that was a NOOP. DAG size: 417 [2018-07-25 13:52:56,222 WARN L169 SmtUtils]: Spent 697.00 ms on a formula simplification that was a NOOP. DAG size: 428 [2018-07-25 13:53:05,462 WARN L169 SmtUtils]: Spent 737.00 ms on a formula simplification that was a NOOP. DAG size: 438 [2018-07-25 13:53:15,350 WARN L169 SmtUtils]: Spent 744.00 ms on a formula simplification that was a NOOP. DAG size: 449 [2018-07-25 13:53:25,904 WARN L169 SmtUtils]: Spent 759.00 ms on a formula simplification that was a NOOP. DAG size: 460 [2018-07-25 13:53:37,206 WARN L169 SmtUtils]: Spent 780.00 ms on a formula simplification that was a NOOP. DAG size: 470 [2018-07-25 13:53:49,032 WARN L169 SmtUtils]: Spent 808.00 ms on a formula simplification that was a NOOP. DAG size: 481 [2018-07-25 13:54:01,694 WARN L169 SmtUtils]: Spent 836.00 ms on a formula simplification that was a NOOP. DAG size: 492 [2018-07-25 13:54:15,124 WARN L169 SmtUtils]: Spent 903.00 ms on a formula simplification that was a NOOP. DAG size: 502 [2018-07-25 13:54:29,511 WARN L169 SmtUtils]: Spent 898.00 ms on a formula simplification that was a NOOP. DAG size: 513 [2018-07-25 13:54:44,812 WARN L169 SmtUtils]: Spent 961.00 ms on a formula simplification that was a NOOP. DAG size: 524 [2018-07-25 13:55:00,984 WARN L169 SmtUtils]: Spent 996.00 ms on a formula simplification that was a NOOP. DAG size: 534 [2018-07-25 13:55:18,078 WARN L169 SmtUtils]: Spent 1.02 s on a formula simplification that was a NOOP. DAG size: 545 [2018-07-25 13:55:36,390 WARN L169 SmtUtils]: Spent 1.06 s on a formula simplification that was a NOOP. DAG size: 556 Received shutdown request... [2018-07-25 13:55:51,852 WARN L513 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in [2018-07-25 13:55:51,852 WARN L541 AbstractCegarLoop]: Verification canceled [2018-07-25 13:55:51,858 WARN L202 ceAbstractionStarter]: Timeout [2018-07-25 13:55:51,859 INFO L202 PluginConnector]: Adding new model bhmr2007.c.i_3.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 25.07 01:55:51 BoogieIcfgContainer [2018-07-25 13:55:51,859 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-07-25 13:55:51,860 INFO L168 Benchmark]: Toolchain (without parser) took 285715.98 ms. Allocated memory was 1.5 GB in the beginning and 1.3 GB in the end (delta: -172.0 MB). Free memory was 1.4 GB in the beginning and 1.2 GB in the end (delta: 258.1 MB). Peak memory consumption was 86.2 MB. Max. memory is 7.1 GB. [2018-07-25 13:55:51,861 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.18 ms. Allocated memory is still 1.5 GB. Free memory is still 1.4 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-07-25 13:55:51,862 INFO L168 Benchmark]: Boogie Procedure Inliner took 41.64 ms. Allocated memory is still 1.5 GB. Free memory is still 1.4 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-07-25 13:55:51,862 INFO L168 Benchmark]: Boogie Preprocessor took 23.25 ms. Allocated memory is still 1.5 GB. Free memory is still 1.4 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-07-25 13:55:51,863 INFO L168 Benchmark]: RCFGBuilder took 289.56 ms. Allocated memory is still 1.5 GB. Free memory was 1.4 GB in the beginning and 1.4 GB in the end (delta: 21.1 MB). Peak memory consumption was 21.1 MB. Max. memory is 7.1 GB. [2018-07-25 13:55:51,864 INFO L168 Benchmark]: TraceAbstraction took 285355.48 ms. Allocated memory was 1.5 GB in the beginning and 1.3 GB in the end (delta: -172.0 MB). Free memory was 1.4 GB in the beginning and 1.2 GB in the end (delta: 237.0 MB). Peak memory consumption was 65.0 MB. Max. memory is 7.1 GB. [2018-07-25 13:55:51,868 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 1.4 GB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 41.64 ms. Allocated memory is still 1.5 GB. Free memory is still 1.4 GB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Preprocessor took 23.25 ms. Allocated memory is still 1.5 GB. Free memory is still 1.4 GB. There was no memory consumed. Max. memory is 7.1 GB. * RCFGBuilder took 289.56 ms. Allocated memory is still 1.5 GB. Free memory was 1.4 GB in the beginning and 1.4 GB in the end (delta: 21.1 MB). Peak memory consumption was 21.1 MB. Max. memory is 7.1 GB. * TraceAbstraction took 285355.48 ms. Allocated memory was 1.5 GB in the beginning and 1.3 GB in the end (delta: -172.0 MB). Free memory was 1.4 GB in the beginning and 1.2 GB in the end (delta: 237.0 MB). Peak memory consumption was 65.0 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, 285.2s 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-0-2018-07-25_13-55-51-883.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-0-2018-07-25_13-55-51-883.csv Completed graceful shutdown