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.3.2.ufo.BOUNDED-6.pals.c_9.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.23-ff8eab6 [2018-09-26 08:55:08,527 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-09-26 08:55:08,530 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-09-26 08:55:08,543 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-09-26 08:55:08,543 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-09-26 08:55:08,544 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-09-26 08:55:08,546 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-09-26 08:55:08,549 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-09-26 08:55:08,551 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-09-26 08:55:08,552 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-09-26 08:55:08,553 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-09-26 08:55:08,557 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-09-26 08:55:08,558 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-09-26 08:55:08,562 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-09-26 08:55:08,565 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-09-26 08:55:08,566 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-09-26 08:55:08,567 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-09-26 08:55:08,569 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-09-26 08:55:08,573 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-09-26 08:55:08,576 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-09-26 08:55:08,579 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-09-26 08:55:08,580 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-09-26 08:55:08,585 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-09-26 08:55:08,585 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-09-26 08:55:08,586 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-09-26 08:55:08,587 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-09-26 08:55:08,588 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-09-26 08:55:08,589 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-09-26 08:55:08,590 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-09-26 08:55:08,591 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-09-26 08:55:08,591 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-09-26 08:55:08,593 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-09-26 08:55:08,595 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-09-26 08:55:08,595 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-09-26 08:55:08,596 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-09-26 08:55:08,599 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-09-26 08:55:08,599 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 08:55:08,613 INFO L110 SettingsManager]: Loading preferences was successful [2018-09-26 08:55:08,613 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-09-26 08:55:08,618 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-09-26 08:55:08,619 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=PDR [2018-09-26 08:55:08,619 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-09-26 08:55:08,619 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in [2018-09-26 08:55:08,619 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-09-26 08:55:08,688 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-09-26 08:55:08,703 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-09-26 08:55:08,710 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-09-26 08:55:08,712 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2018-09-26 08:55:08,712 INFO L276 PluginConnector]: Boogie PL CUP Parser initialized [2018-09-26 08:55:08,713 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170304-DifficultPathPrograms/pals_lcr-var-start-time.3.2.ufo.BOUNDED-6.pals.c_9.bpl [2018-09-26 08:55:08,713 INFO L111 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170304-DifficultPathPrograms/pals_lcr-var-start-time.3.2.ufo.BOUNDED-6.pals.c_9.bpl' [2018-09-26 08:55:08,822 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-09-26 08:55:08,827 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-09-26 08:55:08,828 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-09-26 08:55:08,828 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-09-26 08:55:08,828 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-09-26 08:55:08,849 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "pals_lcr-var-start-time.3.2.ufo.BOUNDED-6.pals.c_9.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 08:55:08" (1/1) ... [2018-09-26 08:55:08,868 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "pals_lcr-var-start-time.3.2.ufo.BOUNDED-6.pals.c_9.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 08:55:08" (1/1) ... [2018-09-26 08:55:08,877 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-09-26 08:55:08,878 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-09-26 08:55:08,878 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-09-26 08:55:08,878 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-09-26 08:55:08,890 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "pals_lcr-var-start-time.3.2.ufo.BOUNDED-6.pals.c_9.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 08:55:08" (1/1) ... [2018-09-26 08:55:08,890 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "pals_lcr-var-start-time.3.2.ufo.BOUNDED-6.pals.c_9.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 08:55:08" (1/1) ... [2018-09-26 08:55:08,894 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "pals_lcr-var-start-time.3.2.ufo.BOUNDED-6.pals.c_9.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 08:55:08" (1/1) ... [2018-09-26 08:55:08,894 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "pals_lcr-var-start-time.3.2.ufo.BOUNDED-6.pals.c_9.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 08:55:08" (1/1) ... [2018-09-26 08:55:08,915 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "pals_lcr-var-start-time.3.2.ufo.BOUNDED-6.pals.c_9.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 08:55:08" (1/1) ... [2018-09-26 08:55:08,921 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "pals_lcr-var-start-time.3.2.ufo.BOUNDED-6.pals.c_9.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 08:55:08" (1/1) ... [2018-09-26 08:55:08,923 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "pals_lcr-var-start-time.3.2.ufo.BOUNDED-6.pals.c_9.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 08:55:08" (1/1) ... [2018-09-26 08:55:08,927 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-09-26 08:55:08,928 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-09-26 08:55:08,928 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-09-26 08:55:08,929 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-09-26 08:55:08,932 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "pals_lcr-var-start-time.3.2.ufo.BOUNDED-6.pals.c_9.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 08:55:08" (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 08:55:09,010 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-09-26 08:55:09,010 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-09-26 08:55:09,829 INFO L346 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-09-26 08:55:09,830 INFO L202 PluginConnector]: Adding new model pals_lcr-var-start-time.3.2.ufo.BOUNDED-6.pals.c_9.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.09 08:55:09 BoogieIcfgContainer [2018-09-26 08:55:09,830 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-09-26 08:55:09,831 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-09-26 08:55:09,831 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-09-26 08:55:09,834 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-09-26 08:55:09,835 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "pals_lcr-var-start-time.3.2.ufo.BOUNDED-6.pals.c_9.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 08:55:08" (1/2) ... [2018-09-26 08:55:09,836 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@b7f4f06 and model type pals_lcr-var-start-time.3.2.ufo.BOUNDED-6.pals.c_9.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.09 08:55:09, skipping insertion in model container [2018-09-26 08:55:09,836 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "pals_lcr-var-start-time.3.2.ufo.BOUNDED-6.pals.c_9.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.09 08:55:09" (2/2) ... [2018-09-26 08:55:09,838 INFO L112 eAbstractionObserver]: Analyzing ICFG pals_lcr-var-start-time.3.2.ufo.BOUNDED-6.pals.c_9.bpl [2018-09-26 08:55:09,847 INFO L137 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:PDR Determinization: PREDICATE_ABSTRACTION [2018-09-26 08:55:09,856 INFO L149 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-09-26 08:55:09,904 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-09-26 08:55:09,905 INFO L381 AbstractCegarLoop]: Interprodecural is true [2018-09-26 08:55:09,905 INFO L382 AbstractCegarLoop]: Hoare is true [2018-09-26 08:55:09,905 INFO L383 AbstractCegarLoop]: Compute interpolants for PDR [2018-09-26 08:55:09,905 INFO L384 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-09-26 08:55:09,905 INFO L385 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-09-26 08:55:09,906 INFO L386 AbstractCegarLoop]: Difference is false [2018-09-26 08:55:09,906 INFO L387 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-09-26 08:55:09,906 INFO L392 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-09-26 08:55:09,921 INFO L276 IsEmpty]: Start isEmpty. Operand 6 states. [2018-09-26 08:55:09,929 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 08:55:09,930 INFO L367 BasicCegarLoop]: Found error trace [2018-09-26 08:55:09,931 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1] [2018-09-26 08:55:09,932 INFO L423 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2018-09-26 08:55:09,941 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-09-26 08:55:09,942 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 08:55:09,962 INFO L69 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-09-26 08:55:10,495 WARN L178 SmtUtils]: Spent 323.00 ms on a formula simplification that was a NOOP. DAG size: 98 [2018-09-26 08:55:10,820 WARN L178 SmtUtils]: Spent 249.00 ms on a formula simplification that was a NOOP. DAG size: 99 [2018-09-26 08:55:10,866 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-26 08:55:10,867 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-09-26 08:55:10,871 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-09-26 08:55:10,877 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-09-26 08:55:10,877 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-09-26 08:55:10,879 INFO L87 Difference]: Start difference. First operand 6 states. Second operand 4 states. [2018-09-26 08:55:10,958 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-26 08:55:10,959 INFO L93 Difference]: Finished difference Result 10 states and 11 transitions. [2018-09-26 08:55:10,961 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-09-26 08:55:10,962 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 4 [2018-09-26 08:55:10,963 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-26 08:55:10,973 INFO L225 Difference]: With dead ends: 10 [2018-09-26 08:55:10,974 INFO L226 Difference]: Without dead ends: 7 [2018-09-26 08:55:10,977 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 08:55:10,997 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7 states. [2018-09-26 08:55:11,010 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7 to 7. [2018-09-26 08:55:11,011 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2018-09-26 08:55:11,012 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 7 transitions. [2018-09-26 08:55:11,013 INFO L78 Accepts]: Start accepts. Automaton has 7 states and 7 transitions. Word has length 4 [2018-09-26 08:55:11,014 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-26 08:55:11,014 INFO L480 AbstractCegarLoop]: Abstraction has 7 states and 7 transitions. [2018-09-26 08:55:11,014 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-09-26 08:55:11,015 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 7 transitions. [2018-09-26 08:55:11,015 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-09-26 08:55:11,015 INFO L367 BasicCegarLoop]: Found error trace [2018-09-26 08:55:11,015 INFO L375 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1] [2018-09-26 08:55:11,016 INFO L423 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2018-09-26 08:55:11,016 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-09-26 08:55:11,016 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 08:55:11,029 INFO L69 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-09-26 08:55:11,234 WARN L178 SmtUtils]: Spent 134.00 ms on a formula simplification that was a NOOP. DAG size: 98 [2018-09-26 08:55:11,392 WARN L178 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 99 [2018-09-26 08:55:11,831 WARN L178 SmtUtils]: Spent 362.00 ms on a formula simplification that was a NOOP. DAG size: 102 [2018-09-26 08:55:12,266 WARN L178 SmtUtils]: Spent 190.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 104 [2018-09-26 08:55:12,674 WARN L178 SmtUtils]: Spent 218.00 ms on a formula simplification. DAG size of input: 182 DAG size of output: 180 [2018-09-26 08:55:13,061 WARN L178 SmtUtils]: Spent 162.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2018-09-26 08:55:14,118 WARN L178 SmtUtils]: Spent 385.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 206 [2018-09-26 08:55:14,743 WARN L178 SmtUtils]: Spent 140.00 ms on a formula simplification. DAG size of input: 248 DAG size of output: 246 [2018-09-26 08:55:15,585 WARN L178 SmtUtils]: Spent 221.00 ms on a formula simplification that was a NOOP. DAG size: 300 [2018-09-26 08:55:16,585 WARN L178 SmtUtils]: Spent 137.00 ms on a formula simplification that was a NOOP. DAG size: 249 [2018-09-26 08:55:18,054 WARN L178 SmtUtils]: Spent 676.00 ms on a formula simplification. DAG size of input: 303 DAG size of output: 303 [2018-09-26 08:55:19,876 WARN L178 SmtUtils]: Spent 160.00 ms on a formula simplification. DAG size of input: 314 DAG size of output: 312 [2018-09-26 08:55:21,533 WARN L178 SmtUtils]: Spent 488.00 ms on a formula simplification that was a NOOP. DAG size: 401 [2018-09-26 08:55:25,041 WARN L178 SmtUtils]: Spent 154.00 ms on a formula simplification that was a NOOP. DAG size: 318 [2018-09-26 08:55:26,488 WARN L178 SmtUtils]: Spent 923.00 ms on a formula simplification. DAG size of input: 405 DAG size of output: 405 [2018-09-26 08:55:31,832 WARN L178 SmtUtils]: Spent 395.00 ms on a formula simplification. DAG size of input: 382 DAG size of output: 380 [2018-09-26 08:55:32,850 WARN L178 SmtUtils]: Spent 112.00 ms on a formula simplification that was a NOOP. DAG size: 381 [2018-09-26 08:55:34,581 WARN L178 SmtUtils]: Spent 836.00 ms on a formula simplification that was a NOOP. DAG size: 503 [2018-09-26 08:55:42,585 WARN L178 SmtUtils]: Spent 187.00 ms on a formula simplification that was a NOOP. DAG size: 383 [2018-09-26 08:55:43,861 WARN L178 SmtUtils]: Spent 197.00 ms on a formula simplification that was a NOOP. DAG size: 384 [2018-09-26 08:55:46,768 WARN L178 SmtUtils]: Spent 1.76 s on a formula simplification. DAG size of input: 506 DAG size of output: 506 [2018-09-26 08:56:00,300 WARN L178 SmtUtils]: Spent 554.00 ms on a formula simplification. DAG size of input: 448 DAG size of output: 446 [2018-09-26 08:56:02,173 WARN L178 SmtUtils]: Spent 275.00 ms on a formula simplification that was a NOOP. DAG size: 447 [2018-09-26 08:56:05,468 WARN L178 SmtUtils]: Spent 1.53 s on a formula simplification that was a NOOP. DAG size: 604 [2018-09-26 08:56:26,180 WARN L178 SmtUtils]: Spent 434.00 ms on a formula simplification that was a NOOP. DAG size: 450 [2018-09-26 08:56:28,404 WARN L178 SmtUtils]: Spent 428.00 ms on a formula simplification that was a NOOP. DAG size: 451 [2018-09-26 08:56:33,378 WARN L178 SmtUtils]: Spent 3.24 s on a formula simplification. DAG size of input: 607 DAG size of output: 607 [2018-09-26 08:57:05,551 WARN L178 SmtUtils]: Spent 801.00 ms on a formula simplification. DAG size of input: 515 DAG size of output: 513 [2018-09-26 08:57:09,302 WARN L178 SmtUtils]: Spent 663.00 ms on a formula simplification that was a NOOP. DAG size: 514 [2018-09-26 08:57:14,637 WARN L178 SmtUtils]: Spent 2.93 s on a formula simplification that was a NOOP. DAG size: 705 [2018-09-26 08:58:17,045 WARN L178 SmtUtils]: Spent 376.00 ms on a formula simplification that was a NOOP. DAG size: 518 [2018-09-26 08:58:21,063 WARN L178 SmtUtils]: Spent 319.00 ms on a formula simplification that was a NOOP. DAG size: 519 [2018-09-26 08:58:31,333 WARN L178 SmtUtils]: Spent 6.63 s on a formula simplification. DAG size of input: 709 DAG size of output: 709 Received shutdown request... [2018-09-26 08:59:53,656 WARN L521 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in [2018-09-26 08:59:53,656 WARN L549 AbstractCegarLoop]: Verification canceled [2018-09-26 08:59:53,662 WARN L206 ceAbstractionStarter]: Timeout [2018-09-26 08:59:53,662 INFO L202 PluginConnector]: Adding new model pals_lcr-var-start-time.3.2.ufo.BOUNDED-6.pals.c_9.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 26.09 08:59:53 BoogieIcfgContainer [2018-09-26 08:59:53,663 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-09-26 08:59:53,663 INFO L168 Benchmark]: Toolchain (without parser) took 284840.56 ms. Allocated memory was 1.5 GB in the beginning and 1.6 GB in the end (delta: 75.0 MB). Free memory was 1.5 GB in the beginning and 1.1 GB in the end (delta: 377.4 MB). Peak memory consumption was 452.3 MB. Max. memory is 7.1 GB. [2018-09-26 08:59:53,665 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 08:59:53,665 INFO L168 Benchmark]: Boogie Procedure Inliner took 49.55 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 08:59:53,666 INFO L168 Benchmark]: Boogie Preprocessor took 49.21 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-09-26 08:59:53,667 INFO L168 Benchmark]: RCFGBuilder took 902.46 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: 52.9 MB). Peak memory consumption was 52.9 MB. Max. memory is 7.1 GB. [2018-09-26 08:59:53,667 INFO L168 Benchmark]: TraceAbstraction took 283831.68 ms. Allocated memory was 1.5 GB in the beginning and 1.6 GB in the end (delta: 75.0 MB). Free memory was 1.4 GB in the beginning and 1.1 GB in the end (delta: 324.5 MB). Peak memory consumption was 399.5 MB. Max. memory is 7.1 GB. [2018-09-26 08:59:53,672 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 49.55 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 49.21 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. * RCFGBuilder took 902.46 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: 52.9 MB). Peak memory consumption was 52.9 MB. Max. memory is 7.1 GB. * TraceAbstraction took 283831.68 ms. Allocated memory was 1.5 GB in the beginning and 1.6 GB in the end (delta: 75.0 MB). Free memory was 1.4 GB in the beginning and 1.1 GB in the end (delta: 324.5 MB). Peak memory consumption was 399.5 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - TimeoutResultAtElement [Line: 312]: Timeout (TraceAbstraction) Unable to prove that assertion always holds (line 312). 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, 283.7s 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.3.2.ufo.BOUNDED-6.pals.c_9.bpl_AutomizerBpl-pdr-z3.epf_AutomizerBplInline.xml/Csv-Benchmark-0-2018-09-26_08-59-53-685.csv Written .csv to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/csv/pals_lcr-var-start-time.3.2.ufo.BOUNDED-6.pals.c_9.bpl_AutomizerBpl-pdr-z3.epf_AutomizerBplInline.xml/Csv-TraceAbstractionBenchmarks-0-2018-09-26_08-59-53-685.csv Completed graceful shutdown