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/pals_lcr-var-start-time.3.ufo.BOUNDED-6.pals.c_9.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.23-ff8eab6 [2018-09-26 08:55:24,608 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-09-26 08:55:24,610 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-09-26 08:55:24,623 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-09-26 08:55:24,623 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-09-26 08:55:24,624 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-09-26 08:55:24,626 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-09-26 08:55:24,628 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-09-26 08:55:24,630 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-09-26 08:55:24,634 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-09-26 08:55:24,635 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-09-26 08:55:24,636 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-09-26 08:55:24,637 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-09-26 08:55:24,638 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-09-26 08:55:24,643 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-09-26 08:55:24,644 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-09-26 08:55:24,648 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-09-26 08:55:24,652 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-09-26 08:55:24,657 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-09-26 08:55:24,666 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-09-26 08:55:24,667 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-09-26 08:55:24,668 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-09-26 08:55:24,676 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-09-26 08:55:24,677 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-09-26 08:55:24,677 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-09-26 08:55:24,678 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-09-26 08:55:24,683 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-09-26 08:55:24,683 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-09-26 08:55:24,684 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-09-26 08:55:24,685 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-09-26 08:55:24,686 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-09-26 08:55:24,686 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-09-26 08:55:24,690 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-09-26 08:55:24,690 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-09-26 08:55:24,691 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-09-26 08:55:24,695 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-09-26 08:55:24,696 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 08:55:24,710 INFO L110 SettingsManager]: Loading preferences was successful [2018-09-26 08:55:24,710 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-09-26 08:55:24,714 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-09-26 08:55:24,715 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=PDR [2018-09-26 08:55:24,715 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-09-26 08:55:24,715 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in [2018-09-26 08:55:24,715 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-09-26 08:55:24,785 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-09-26 08:55:24,800 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-09-26 08:55:24,807 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-09-26 08:55:24,809 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2018-09-26 08:55:24,810 INFO L276 PluginConnector]: Boogie PL CUP Parser initialized [2018-09-26 08:55:24,810 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170304-DifficultPathPrograms/pals_lcr-var-start-time.3.ufo.BOUNDED-6.pals.c_9.bpl [2018-09-26 08:55:24,811 INFO L111 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170304-DifficultPathPrograms/pals_lcr-var-start-time.3.ufo.BOUNDED-6.pals.c_9.bpl' [2018-09-26 08:55:24,921 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-09-26 08:55:24,927 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-09-26 08:55:24,928 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-09-26 08:55:24,928 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-09-26 08:55:24,928 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-09-26 08:55:24,948 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "pals_lcr-var-start-time.3.ufo.BOUNDED-6.pals.c_9.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 08:55:24" (1/1) ... [2018-09-26 08:55:24,967 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "pals_lcr-var-start-time.3.ufo.BOUNDED-6.pals.c_9.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 08:55:24" (1/1) ... [2018-09-26 08:55:24,982 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-09-26 08:55:24,983 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-09-26 08:55:24,983 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-09-26 08:55:24,984 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-09-26 08:55:24,995 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "pals_lcr-var-start-time.3.ufo.BOUNDED-6.pals.c_9.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 08:55:24" (1/1) ... [2018-09-26 08:55:24,996 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "pals_lcr-var-start-time.3.ufo.BOUNDED-6.pals.c_9.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 08:55:24" (1/1) ... [2018-09-26 08:55:24,999 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "pals_lcr-var-start-time.3.ufo.BOUNDED-6.pals.c_9.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 08:55:24" (1/1) ... [2018-09-26 08:55:25,000 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "pals_lcr-var-start-time.3.ufo.BOUNDED-6.pals.c_9.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 08:55:24" (1/1) ... [2018-09-26 08:55:25,015 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "pals_lcr-var-start-time.3.ufo.BOUNDED-6.pals.c_9.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 08:55:24" (1/1) ... [2018-09-26 08:55:25,020 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "pals_lcr-var-start-time.3.ufo.BOUNDED-6.pals.c_9.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 08:55:24" (1/1) ... [2018-09-26 08:55:25,025 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "pals_lcr-var-start-time.3.ufo.BOUNDED-6.pals.c_9.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 08:55:24" (1/1) ... [2018-09-26 08:55:25,030 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-09-26 08:55:25,030 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-09-26 08:55:25,037 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-09-26 08:55:25,037 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-09-26 08:55:25,038 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "pals_lcr-var-start-time.3.ufo.BOUNDED-6.pals.c_9.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 08:55:24" (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 [2018-09-26 08:55:25,114 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-09-26 08:55:25,114 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-09-26 08:55:25,920 INFO L346 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-09-26 08:55:25,920 INFO L202 PluginConnector]: Adding new model pals_lcr-var-start-time.3.ufo.BOUNDED-6.pals.c_9.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.09 08:55:25 BoogieIcfgContainer [2018-09-26 08:55:25,921 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-09-26 08:55:25,922 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-09-26 08:55:25,922 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-09-26 08:55:25,925 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-09-26 08:55:25,926 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "pals_lcr-var-start-time.3.ufo.BOUNDED-6.pals.c_9.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 08:55:24" (1/2) ... [2018-09-26 08:55:25,927 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5ade2588 and model type pals_lcr-var-start-time.3.ufo.BOUNDED-6.pals.c_9.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.09 08:55:25, skipping insertion in model container [2018-09-26 08:55:25,927 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "pals_lcr-var-start-time.3.ufo.BOUNDED-6.pals.c_9.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.09 08:55:25" (2/2) ... [2018-09-26 08:55:25,929 INFO L112 eAbstractionObserver]: Analyzing ICFG pals_lcr-var-start-time.3.ufo.BOUNDED-6.pals.c_9.bpl [2018-09-26 08:55:25,939 INFO L137 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:PDR Determinization: PREDICATE_ABSTRACTION [2018-09-26 08:55:25,956 INFO L149 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-09-26 08:55:26,009 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-09-26 08:55:26,010 INFO L381 AbstractCegarLoop]: Interprodecural is true [2018-09-26 08:55:26,010 INFO L382 AbstractCegarLoop]: Hoare is true [2018-09-26 08:55:26,010 INFO L383 AbstractCegarLoop]: Compute interpolants for PDR [2018-09-26 08:55:26,011 INFO L384 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-09-26 08:55:26,011 INFO L385 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-09-26 08:55:26,011 INFO L386 AbstractCegarLoop]: Difference is false [2018-09-26 08:55:26,011 INFO L387 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-09-26 08:55:26,011 INFO L392 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-09-26 08:55:26,029 INFO L276 IsEmpty]: Start isEmpty. Operand 6 states. [2018-09-26 08:55:26,038 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 08:55:26,038 INFO L367 BasicCegarLoop]: Found error trace [2018-09-26 08:55:26,039 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1] [2018-09-26 08:55:26,040 INFO L423 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2018-09-26 08:55:26,046 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-09-26 08:55:26,046 INFO L82 PathProgramCache]: Analyzing trace with hash 979518, 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 08:55:26,072 INFO L69 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-09-26 08:55:26,698 WARN L178 SmtUtils]: Spent 310.00 ms on a formula simplification that was a NOOP. DAG size: 111 [2018-09-26 08:55:26,927 WARN L178 SmtUtils]: Spent 140.00 ms on a formula simplification that was a NOOP. DAG size: 112 [2018-09-26 08:55:27,001 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-26 08:55:27,001 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-09-26 08:55:27,005 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-09-26 08:55:27,010 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-09-26 08:55:27,011 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-09-26 08:55:27,013 INFO L87 Difference]: Start difference. First operand 6 states. Second operand 4 states. [2018-09-26 08:55:27,095 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-26 08:55:27,096 INFO L93 Difference]: Finished difference Result 10 states and 11 transitions. [2018-09-26 08:55:27,098 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-09-26 08:55:27,099 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 4 [2018-09-26 08:55:27,099 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-26 08:55:27,111 INFO L225 Difference]: With dead ends: 10 [2018-09-26 08:55:27,111 INFO L226 Difference]: Without dead ends: 7 [2018-09-26 08:55:27,115 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 40 GetRequests, 35 SyntacticMatches, 1 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-09-26 08:55:27,134 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7 states. [2018-09-26 08:55:27,149 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7 to 7. [2018-09-26 08:55:27,151 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2018-09-26 08:55:27,151 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 7 transitions. [2018-09-26 08:55:27,154 INFO L78 Accepts]: Start accepts. Automaton has 7 states and 7 transitions. Word has length 4 [2018-09-26 08:55:27,155 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-26 08:55:27,155 INFO L480 AbstractCegarLoop]: Abstraction has 7 states and 7 transitions. [2018-09-26 08:55:27,155 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-09-26 08:55:27,155 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 7 transitions. [2018-09-26 08:55:27,156 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-09-26 08:55:27,156 INFO L367 BasicCegarLoop]: Found error trace [2018-09-26 08:55:27,156 INFO L375 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1] [2018-09-26 08:55:27,158 INFO L423 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2018-09-26 08:55:27,158 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-09-26 08:55:27,159 INFO L82 PathProgramCache]: Analyzing trace with hash 941392015, 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 08:55:27,175 INFO L69 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-09-26 08:55:27,468 WARN L178 SmtUtils]: Spent 225.00 ms on a formula simplification that was a NOOP. DAG size: 111 [2018-09-26 08:55:27,637 WARN L178 SmtUtils]: Spent 123.00 ms on a formula simplification that was a NOOP. DAG size: 112 [2018-09-26 08:55:27,896 WARN L178 SmtUtils]: Spent 181.00 ms on a formula simplification that was a NOOP. DAG size: 115 [2018-09-26 08:55:28,582 WARN L178 SmtUtils]: Spent 535.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 117 [2018-09-26 08:55:28,996 WARN L178 SmtUtils]: Spent 177.00 ms on a formula simplification. DAG size of input: 190 DAG size of output: 188 [2018-09-26 08:55:29,454 WARN L178 SmtUtils]: Spent 212.00 ms on a formula simplification that was a NOOP. DAG size: 211 [2018-09-26 08:55:30,532 WARN L178 SmtUtils]: Spent 385.00 ms on a formula simplification. DAG size of input: 215 DAG size of output: 215 [2018-09-26 08:55:31,308 WARN L178 SmtUtils]: Spent 180.00 ms on a formula simplification. DAG size of input: 256 DAG size of output: 254 [2018-09-26 08:55:32,181 WARN L178 SmtUtils]: Spent 274.00 ms on a formula simplification that was a NOOP. DAG size: 309 [2018-09-26 08:55:34,759 WARN L178 SmtUtils]: Spent 574.00 ms on a formula simplification. DAG size of input: 312 DAG size of output: 312 [2018-09-26 08:55:36,920 WARN L178 SmtUtils]: Spent 286.00 ms on a formula simplification. DAG size of input: 322 DAG size of output: 320 [2018-09-26 08:55:37,699 WARN L178 SmtUtils]: Spent 172.00 ms on a formula simplification that was a NOOP. DAG size: 321 [2018-09-26 08:55:38,744 WARN L178 SmtUtils]: Spent 522.00 ms on a formula simplification that was a NOOP. DAG size: 410 [2018-09-26 08:55:42,138 WARN L178 SmtUtils]: Spent 122.00 ms on a formula simplification that was a NOOP. DAG size: 325 [2018-09-26 08:55:42,826 WARN L178 SmtUtils]: Spent 145.00 ms on a formula simplification that was a NOOP. DAG size: 326 [2018-09-26 08:55:44,511 WARN L178 SmtUtils]: Spent 1.04 s on a formula simplification. DAG size of input: 414 DAG size of output: 414 [2018-09-26 08:55:49,940 WARN L178 SmtUtils]: Spent 351.00 ms on a formula simplification. DAG size of input: 390 DAG size of output: 388 [2018-09-26 08:55:51,236 WARN L178 SmtUtils]: Spent 278.00 ms on a formula simplification that was a NOOP. DAG size: 389 [2018-09-26 08:55:53,206 WARN L178 SmtUtils]: Spent 914.00 ms on a formula simplification that was a NOOP. DAG size: 512 [2018-09-26 08:56:02,211 WARN L178 SmtUtils]: Spent 225.00 ms on a formula simplification that was a NOOP. DAG size: 391 [2018-09-26 08:56:03,312 WARN L178 SmtUtils]: Spent 254.00 ms on a formula simplification that was a NOOP. DAG size: 392 [2018-09-26 08:56:06,124 WARN L178 SmtUtils]: Spent 1.68 s on a formula simplification. DAG size of input: 515 DAG size of output: 515 [2018-09-26 08:56:21,067 WARN L178 SmtUtils]: Spent 357.00 ms on a formula simplification. DAG size of input: 456 DAG size of output: 454 [2018-09-26 08:56:23,284 WARN L178 SmtUtils]: Spent 168.00 ms on a formula simplification that was a NOOP. DAG size: 455 [2018-09-26 08:56:27,345 WARN L178 SmtUtils]: Spent 1.34 s on a formula simplification that was a NOOP. DAG size: 613 [2018-09-26 08:56:51,507 WARN L178 SmtUtils]: Spent 143.00 ms on a formula simplification that was a NOOP. DAG size: 458 [2018-09-26 08:56:53,461 WARN L178 SmtUtils]: Spent 145.00 ms on a formula simplification that was a NOOP. DAG size: 459 [2018-09-26 08:56:58,648 WARN L178 SmtUtils]: Spent 3.05 s on a formula simplification. DAG size of input: 616 DAG size of output: 616 [2018-09-26 08:57:38,853 WARN L178 SmtUtils]: Spent 877.00 ms on a formula simplification. DAG size of input: 523 DAG size of output: 521 [2018-09-26 08:57:42,658 WARN L178 SmtUtils]: Spent 389.00 ms on a formula simplification that was a NOOP. DAG size: 522 [2018-09-26 08:57:48,338 WARN L178 SmtUtils]: Spent 2.79 s on a formula simplification that was a NOOP. DAG size: 714 [2018-09-26 08:58:46,226 WARN L178 SmtUtils]: Spent 455.00 ms on a formula simplification that was a NOOP. DAG size: 526 [2018-09-26 08:58:50,326 WARN L178 SmtUtils]: Spent 329.00 ms on a formula simplification that was a NOOP. DAG size: 527 [2018-09-26 08:59:01,854 WARN L178 SmtUtils]: Spent 5.96 s on a formula simplification. DAG size of input: 718 DAG size of output: 718 Received shutdown request... [2018-09-26 09:00:11,554 WARN L521 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in [2018-09-26 09:00:11,555 WARN L549 AbstractCegarLoop]: Verification canceled [2018-09-26 09:00:11,559 WARN L206 ceAbstractionStarter]: Timeout [2018-09-26 09:00:11,560 INFO L202 PluginConnector]: Adding new model pals_lcr-var-start-time.3.ufo.BOUNDED-6.pals.c_9.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 26.09 09:00:11 BoogieIcfgContainer [2018-09-26 09:00:11,560 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-09-26 09:00:11,561 INFO L168 Benchmark]: Toolchain (without parser) took 286638.79 ms. Allocated memory was 1.5 GB in the beginning and 1.6 GB in the end (delta: 43.5 MB). Free memory was 1.5 GB in the beginning and 990.5 MB in the end (delta: 491.0 MB). Peak memory consumption was 534.5 MB. Max. memory is 7.1 GB. [2018-09-26 09:00:11,562 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. [2018-09-26 09:00:11,563 INFO L168 Benchmark]: Boogie Procedure Inliner took 55.16 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 09:00:11,563 INFO L168 Benchmark]: Boogie Preprocessor took 46.66 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 09:00:11,564 INFO L168 Benchmark]: RCFGBuilder took 890.46 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: 42.3 MB). Peak memory consumption was 42.3 MB. Max. memory is 7.1 GB. [2018-09-26 09:00:11,565 INFO L168 Benchmark]: TraceAbstraction took 285638.25 ms. Allocated memory was 1.5 GB in the beginning and 1.6 GB in the end (delta: 43.5 MB). Free memory was 1.4 GB in the beginning and 990.5 MB in the end (delta: 448.7 MB). Peak memory consumption was 492.2 MB. Max. memory is 7.1 GB. [2018-09-26 09:00:11,569 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 55.16 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 46.66 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 890.46 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: 42.3 MB). Peak memory consumption was 42.3 MB. Max. memory is 7.1 GB. * TraceAbstraction took 285638.25 ms. Allocated memory was 1.5 GB in the beginning and 1.6 GB in the end (delta: 43.5 MB). Free memory was 1.4 GB in the beginning and 990.5 MB in the end (delta: 448.7 MB). Peak memory consumption was 492.2 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - TimeoutResultAtElement [Line: 314]: Timeout (TraceAbstraction) Unable to prove that assertion always holds (line 314). Cancelled while BasicCegarLoop was analyzing trace of length 7 with TraceHistMax 2, while PredicateComparison was comparing new predicate (quantified with 0quantifier alternations) to 45 known predicates. - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 15 locations, 1 error locations. TIMEOUT Result, 285.5s 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, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 40 GetRequests, 35 SyntacticMatches, 1 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.7s 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: 0.8s 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.3.ufo.BOUNDED-6.pals.c_9.bpl_AutomizerBpl-pdr-z3.epf_AutomizerBplInline.xml/Csv-Benchmark-0-2018-09-26_09-00-11-581.csv Written .csv to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/csv/pals_lcr-var-start-time.3.ufo.BOUNDED-6.pals.c_9.bpl_AutomizerBpl-pdr-z3.epf_AutomizerBplInline.xml/Csv-TraceAbstractionBenchmarks-0-2018-09-26_09-00-11-581.csv Completed graceful shutdown