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/pals_lcr-var-start-time.5.2.ufo.UNBOUNDED.pals.c_12.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.23-e6fd87c [2018-07-25 14:06:24,084 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-07-25 14:06:24,086 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-07-25 14:06:24,103 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-07-25 14:06:24,104 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-07-25 14:06:24,105 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-07-25 14:06:24,106 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-07-25 14:06:24,108 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-07-25 14:06:24,109 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-07-25 14:06:24,110 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-07-25 14:06:24,111 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-07-25 14:06:24,111 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-07-25 14:06:24,112 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-07-25 14:06:24,113 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-07-25 14:06:24,116 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-07-25 14:06:24,122 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-07-25 14:06:24,123 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-07-25 14:06:24,128 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-07-25 14:06:24,132 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-07-25 14:06:24,136 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-07-25 14:06:24,138 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-07-25 14:06:24,140 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-07-25 14:06:24,143 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-07-25 14:06:24,143 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-07-25 14:06:24,144 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-07-25 14:06:24,145 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-07-25 14:06:24,146 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-07-25 14:06:24,149 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-07-25 14:06:24,150 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-07-25 14:06:24,151 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-07-25 14:06:24,153 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-07-25 14:06:24,154 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-07-25 14:06:24,154 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-07-25 14:06:24,155 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-07-25 14:06:24,155 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-07-25 14:06:24,156 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-07-25 14:06:24,159 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 14:06:24,174 INFO L110 SettingsManager]: Loading preferences was successful [2018-07-25 14:06:24,175 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-07-25 14:06:24,176 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-07-25 14:06:24,176 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=PDR [2018-07-25 14:06:24,176 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-07-25 14:06:24,176 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in [2018-07-25 14:06:24,177 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-07-25 14:06:24,246 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-07-25 14:06:24,260 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-07-25 14:06:24,265 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-07-25 14:06:24,267 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2018-07-25 14:06:24,268 INFO L276 PluginConnector]: Boogie PL CUP Parser initialized [2018-07-25 14:06:24,268 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170304-DifficultPathPrograms/pals_lcr-var-start-time.5.2.ufo.UNBOUNDED.pals.c_12.bpl [2018-07-25 14:06:24,269 INFO L111 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170304-DifficultPathPrograms/pals_lcr-var-start-time.5.2.ufo.UNBOUNDED.pals.c_12.bpl' [2018-07-25 14:06:24,348 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-07-25 14:06:24,351 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-07-25 14:06:24,352 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-07-25 14:06:24,352 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-07-25 14:06:24,352 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-07-25 14:06:24,371 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "pals_lcr-var-start-time.5.2.ufo.UNBOUNDED.pals.c_12.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 02:06:24" (1/1) ... [2018-07-25 14:06:24,391 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "pals_lcr-var-start-time.5.2.ufo.UNBOUNDED.pals.c_12.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 02:06:24" (1/1) ... [2018-07-25 14:06:24,410 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-07-25 14:06:24,411 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-07-25 14:06:24,411 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-07-25 14:06:24,411 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-07-25 14:06:24,422 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "pals_lcr-var-start-time.5.2.ufo.UNBOUNDED.pals.c_12.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 02:06:24" (1/1) ... [2018-07-25 14:06:24,423 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "pals_lcr-var-start-time.5.2.ufo.UNBOUNDED.pals.c_12.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 02:06:24" (1/1) ... [2018-07-25 14:06:24,427 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "pals_lcr-var-start-time.5.2.ufo.UNBOUNDED.pals.c_12.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 02:06:24" (1/1) ... [2018-07-25 14:06:24,427 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "pals_lcr-var-start-time.5.2.ufo.UNBOUNDED.pals.c_12.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 02:06:24" (1/1) ... [2018-07-25 14:06:24,449 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "pals_lcr-var-start-time.5.2.ufo.UNBOUNDED.pals.c_12.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 02:06:24" (1/1) ... [2018-07-25 14:06:24,461 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "pals_lcr-var-start-time.5.2.ufo.UNBOUNDED.pals.c_12.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 02:06:24" (1/1) ... [2018-07-25 14:06:24,463 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "pals_lcr-var-start-time.5.2.ufo.UNBOUNDED.pals.c_12.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 02:06:24" (1/1) ... [2018-07-25 14:06:24,475 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-07-25 14:06:24,476 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-07-25 14:06:24,476 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-07-25 14:06:24,476 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-07-25 14:06:24,477 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "pals_lcr-var-start-time.5.2.ufo.UNBOUNDED.pals.c_12.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 02:06:24" (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 14:06:24,555 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-07-25 14:06:24,555 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-07-25 14:06:25,715 INFO L273 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-07-25 14:06:25,716 INFO L202 PluginConnector]: Adding new model pals_lcr-var-start-time.5.2.ufo.UNBOUNDED.pals.c_12.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.07 02:06:25 BoogieIcfgContainer [2018-07-25 14:06:25,716 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-07-25 14:06:25,718 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-07-25 14:06:25,718 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-07-25 14:06:25,721 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-07-25 14:06:25,721 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "pals_lcr-var-start-time.5.2.ufo.UNBOUNDED.pals.c_12.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 02:06:24" (1/2) ... [2018-07-25 14:06:25,723 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6b8e70e9 and model type pals_lcr-var-start-time.5.2.ufo.UNBOUNDED.pals.c_12.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.07 02:06:25, skipping insertion in model container [2018-07-25 14:06:25,723 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "pals_lcr-var-start-time.5.2.ufo.UNBOUNDED.pals.c_12.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.07 02:06:25" (2/2) ... [2018-07-25 14:06:25,725 INFO L112 eAbstractionObserver]: Analyzing ICFG pals_lcr-var-start-time.5.2.ufo.UNBOUNDED.pals.c_12.bpl [2018-07-25 14:06:25,735 INFO L133 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:PDR Determinization: PREDICATE_ABSTRACTION [2018-07-25 14:06:25,743 INFO L145 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-07-25 14:06:25,790 INFO L128 ementStrategyFactory]: Using default assertion order modulation [2018-07-25 14:06:25,791 INFO L374 AbstractCegarLoop]: Interprodecural is true [2018-07-25 14:06:25,792 INFO L375 AbstractCegarLoop]: Hoare is true [2018-07-25 14:06:25,792 INFO L376 AbstractCegarLoop]: Compute interpolants for PDR [2018-07-25 14:06:25,792 INFO L377 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-07-25 14:06:25,792 INFO L378 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-07-25 14:06:25,792 INFO L379 AbstractCegarLoop]: Difference is false [2018-07-25 14:06:25,793 INFO L380 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-07-25 14:06:25,793 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-07-25 14:06:25,807 INFO L276 IsEmpty]: Start isEmpty. Operand 6 states. [2018-07-25 14:06:25,819 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-07-25 14:06:25,820 INFO L346 BasicCegarLoop]: Found error trace [2018-07-25 14:06:25,822 INFO L354 BasicCegarLoop]: trace histogram [1, 1, 1, 1] [2018-07-25 14:06:25,823 INFO L415 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2018-07-25 14:06:25,829 INFO L82 PathProgramCache]: Analyzing trace with hash 1001172, 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 14:06:25,855 INFO L69 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-07-25 14:06:26,932 WARN L169 SmtUtils]: Spent 712.00 ms on a formula simplification that was a NOOP. DAG size: 126 [2018-07-25 14:06:27,499 WARN L169 SmtUtils]: Spent 453.00 ms on a formula simplification that was a NOOP. DAG size: 127 [2018-07-25 14:06:27,567 INFO L309 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-07-25 14:06:27,568 INFO L324 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-07-25 14:06:27,573 INFO L451 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-07-25 14:06:27,580 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-07-25 14:06:27,582 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-07-25 14:06:27,585 INFO L87 Difference]: Start difference. First operand 6 states. Second operand 4 states. [2018-07-25 14:06:27,741 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-07-25 14:06:27,742 INFO L93 Difference]: Finished difference Result 10 states and 11 transitions. [2018-07-25 14:06:27,743 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-07-25 14:06:27,745 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 4 [2018-07-25 14:06:27,745 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-07-25 14:06:27,763 INFO L225 Difference]: With dead ends: 10 [2018-07-25 14:06:27,763 INFO L226 Difference]: Without dead ends: 7 [2018-07-25 14:06:27,769 INFO L574 BasicCegarLoop]: 0 DeclaredPredicates, 40 GetRequests, 35 SyntacticMatches, 1 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 1.5s TimeCoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-07-25 14:06:27,788 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7 states. [2018-07-25 14:06:27,811 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7 to 7. [2018-07-25 14:06:27,813 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2018-07-25 14:06:27,814 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 7 transitions. [2018-07-25 14:06:27,817 INFO L78 Accepts]: Start accepts. Automaton has 7 states and 7 transitions. Word has length 4 [2018-07-25 14:06:27,818 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-07-25 14:06:27,818 INFO L472 AbstractCegarLoop]: Abstraction has 7 states and 7 transitions. [2018-07-25 14:06:27,818 INFO L473 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-07-25 14:06:27,818 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 7 transitions. [2018-07-25 14:06:27,819 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-07-25 14:06:27,819 INFO L346 BasicCegarLoop]: Found error trace [2018-07-25 14:06:27,819 INFO L354 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1] [2018-07-25 14:06:27,821 INFO L415 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2018-07-25 14:06:27,821 INFO L82 PathProgramCache]: Analyzing trace with hash 962207787, 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 14:06:27,830 INFO L69 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-07-25 14:06:28,157 WARN L169 SmtUtils]: Spent 243.00 ms on a formula simplification that was a NOOP. DAG size: 126 [2018-07-25 14:06:28,447 WARN L169 SmtUtils]: Spent 261.00 ms on a formula simplification that was a NOOP. DAG size: 127 [2018-07-25 14:06:28,914 WARN L169 SmtUtils]: Spent 394.00 ms on a formula simplification that was a NOOP. DAG size: 130 [2018-07-25 14:06:29,142 WARN L169 SmtUtils]: Spent 181.00 ms on a formula simplification that was a NOOP. DAG size: 131 [2018-07-25 14:06:29,475 WARN L169 SmtUtils]: Spent 300.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 132 [2018-07-25 14:06:29,851 WARN L169 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 246 [2018-07-25 14:06:30,194 WARN L169 SmtUtils]: Spent 205.00 ms on a formula simplification that was a NOOP. DAG size: 273 [2018-07-25 14:06:31,688 WARN L169 SmtUtils]: Spent 515.00 ms on a formula simplification. DAG size of input: 277 DAG size of output: 277 [2018-07-25 14:06:33,940 WARN L169 SmtUtils]: Spent 618.00 ms on a formula simplification that was a NOOP. DAG size: 412 [2018-07-25 14:06:36,924 WARN L169 SmtUtils]: Spent 935.00 ms on a formula simplification. DAG size of input: 416 DAG size of output: 416 [2018-07-25 14:06:39,535 WARN L169 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 428 [2018-07-25 14:06:40,275 WARN L169 SmtUtils]: Spent 160.00 ms on a formula simplification that was a NOOP. DAG size: 429 [2018-07-25 14:06:41,824 WARN L169 SmtUtils]: Spent 918.00 ms on a formula simplification that was a NOOP. DAG size: 561 [2018-07-25 14:06:45,322 WARN L169 SmtUtils]: Spent 136.00 ms on a formula simplification that was a NOOP. DAG size: 432 [2018-07-25 14:06:46,072 WARN L169 SmtUtils]: Spent 132.00 ms on a formula simplification that was a NOOP. DAG size: 433 [2018-07-25 14:06:48,848 WARN L169 SmtUtils]: Spent 2.13 s on a formula simplification. DAG size of input: 565 DAG size of output: 565 [2018-07-25 14:06:54,544 WARN L169 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 520 [2018-07-25 14:06:55,837 WARN L169 SmtUtils]: Spent 157.00 ms on a formula simplification that was a NOOP. DAG size: 521 [2018-07-25 14:07:00,041 WARN L169 SmtUtils]: Spent 2.98 s on a formula simplification that was a NOOP. DAG size: 710 [2018-07-25 14:07:09,841 WARN L169 SmtUtils]: Spent 181.00 ms on a formula simplification that was a NOOP. DAG size: 524 [2018-07-25 14:07:11,188 WARN L169 SmtUtils]: Spent 162.00 ms on a formula simplification that was a NOOP. DAG size: 525 [2018-07-25 14:07:19,155 WARN L169 SmtUtils]: Spent 6.82 s on a formula simplification. DAG size of input: 714 DAG size of output: 714 [2018-07-25 14:07:34,620 WARN L169 SmtUtils]: Spent 235.00 ms on a formula simplification that was a NOOP. DAG size: 612 [2018-07-25 14:07:36,970 WARN L169 SmtUtils]: Spent 230.00 ms on a formula simplification that was a NOOP. DAG size: 613 [2018-07-25 14:07:46,061 WARN L169 SmtUtils]: Spent 6.64 s on a formula simplification that was a NOOP. DAG size: 859 [2018-07-25 14:08:10,445 WARN L169 SmtUtils]: Spent 222.00 ms on a formula simplification that was a NOOP. DAG size: 616 [2018-07-25 14:08:12,961 WARN L169 SmtUtils]: Spent 223.00 ms on a formula simplification that was a NOOP. DAG size: 617 [2018-07-25 14:08:31,024 WARN L169 SmtUtils]: Spent 15.87 s on a formula simplification. DAG size of input: 863 DAG size of output: 863 [2018-07-25 14:09:06,376 WARN L169 SmtUtils]: Spent 273.00 ms on a formula simplification that was a NOOP. DAG size: 704 [2018-07-25 14:09:10,667 WARN L169 SmtUtils]: Spent 286.00 ms on a formula simplification that was a NOOP. DAG size: 705 [2018-07-25 14:09:34,591 WARN L169 SmtUtils]: Spent 20.19 s on a formula simplification that was a NOOP. DAG size: 1008 [2018-07-25 14:10:29,098 WARN L169 SmtUtils]: Spent 330.00 ms on a formula simplification that was a NOOP. DAG size: 708 [2018-07-25 14:10:33,277 WARN L169 SmtUtils]: Spent 283.00 ms on a formula simplification that was a NOOP. DAG size: 709 Received shutdown request... [2018-07-25 14:11:10,869 WARN L177 SmtUtils]: Removed 7 from assertion stack [2018-07-25 14:11:11,071 WARN L513 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in [2018-07-25 14:11:11,072 WARN L541 AbstractCegarLoop]: Verification canceled [2018-07-25 14:11:11,077 WARN L202 ceAbstractionStarter]: Timeout [2018-07-25 14:11:11,078 INFO L202 PluginConnector]: Adding new model pals_lcr-var-start-time.5.2.ufo.UNBOUNDED.pals.c_12.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 25.07 02:11:11 BoogieIcfgContainer [2018-07-25 14:11:11,078 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-07-25 14:11:11,079 INFO L168 Benchmark]: Toolchain (without parser) took 286730.15 ms. Allocated memory was 1.5 GB in the beginning and 1.6 GB in the end (delta: 44.0 MB). Free memory was 1.5 GB in the beginning and 950.1 MB in the end (delta: 516.7 MB). Peak memory consumption was 636.9 MB. Max. memory is 7.1 GB. [2018-07-25 14:11:11,080 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.19 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 14:11:11,081 INFO L168 Benchmark]: Boogie Procedure Inliner took 58.87 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-07-25 14:11:11,081 INFO L168 Benchmark]: Boogie Preprocessor took 64.13 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 14:11:11,082 INFO L168 Benchmark]: RCFGBuilder took 1241.06 ms. Allocated memory is still 1.5 GB. Free memory was 1.5 GB in the beginning and 1.4 GB in the end (delta: 74.0 MB). Peak memory consumption was 74.0 MB. Max. memory is 7.1 GB. [2018-07-25 14:11:11,083 INFO L168 Benchmark]: TraceAbstraction took 285360.48 ms. Allocated memory was 1.5 GB in the beginning and 1.6 GB in the end (delta: 44.0 MB). Free memory was 1.4 GB in the beginning and 950.1 MB in the end (delta: 442.7 MB). Peak memory consumption was 562.9 MB. Max. memory is 7.1 GB. [2018-07-25 14:11:11,087 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 0.19 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 58.87 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Preprocessor took 64.13 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 1241.06 ms. Allocated memory is still 1.5 GB. Free memory was 1.5 GB in the beginning and 1.4 GB in the end (delta: 74.0 MB). Peak memory consumption was 74.0 MB. Max. memory is 7.1 GB. * TraceAbstraction took 285360.48 ms. Allocated memory was 1.5 GB in the beginning and 1.6 GB in the end (delta: 44.0 MB). Free memory was 1.4 GB in the beginning and 950.1 MB in the end (delta: 442.7 MB). Peak memory consumption was 562.9 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - TimeoutResultAtElement [Line: 461]: Timeout (TraceAbstraction) Unable to prove that assertion always holds (line 461). Cancelled while BasicCegarLoop was analyzing trace of length 7 with TraceHistMax 2, while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 1012. - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 19 locations, 1 error locations. TIMEOUT Result, 285.2s OverallTime, 2 OverallIterations, 2 TraceHistogramMax, 0.1s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 4 SDtfs, 1 SDslu, 4 SDs, 0 SdLazy, 7 SolverSat, 1 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 40 GetRequests, 35 SyntacticMatches, 1 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 1.5s 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: 1.5s 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/pals_lcr-var-start-time.5.2.ufo.UNBOUNDED.pals.c_12.bpl_AutomizerBpl-pdr-z3.epf_AutomizerBplInline.xml/Csv-Benchmark-0-2018-07-25_14-11-11-099.csv Written .csv to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/csv/pals_lcr-var-start-time.5.2.ufo.UNBOUNDED.pals.c_12.bpl_AutomizerBpl-pdr-z3.epf_AutomizerBplInline.xml/Csv-TraceAbstractionBenchmarks-0-2018-07-25_14-11-11-099.csv Completed graceful shutdown