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.6.1.ufo.BOUNDED-12.pals.c_12.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.23-ff8eab6 [2018-09-26 08:59:56,724 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-09-26 08:59:56,726 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-09-26 08:59:56,738 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-09-26 08:59:56,738 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-09-26 08:59:56,740 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-09-26 08:59:56,741 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-09-26 08:59:56,743 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-09-26 08:59:56,744 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-09-26 08:59:56,745 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-09-26 08:59:56,746 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-09-26 08:59:56,747 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-09-26 08:59:56,748 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-09-26 08:59:56,749 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-09-26 08:59:56,750 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-09-26 08:59:56,750 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-09-26 08:59:56,751 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-09-26 08:59:56,753 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-09-26 08:59:56,755 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-09-26 08:59:56,757 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-09-26 08:59:56,758 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-09-26 08:59:56,759 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-09-26 08:59:56,762 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-09-26 08:59:56,762 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-09-26 08:59:56,762 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-09-26 08:59:56,765 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-09-26 08:59:56,767 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-09-26 08:59:56,768 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-09-26 08:59:56,770 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-09-26 08:59:56,772 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-09-26 08:59:56,772 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-09-26 08:59:56,773 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-09-26 08:59:56,773 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-09-26 08:59:56,773 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-09-26 08:59:56,777 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-09-26 08:59:56,778 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-09-26 08:59:56,778 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 08:59:56,796 INFO L110 SettingsManager]: Loading preferences was successful [2018-09-26 08:59:56,797 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-09-26 08:59:56,798 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-09-26 08:59:56,798 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=PDR [2018-09-26 08:59:56,798 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-09-26 08:59:56,799 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in [2018-09-26 08:59:56,799 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-09-26 08:59:56,844 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-09-26 08:59:56,857 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-09-26 08:59:56,862 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-09-26 08:59:56,866 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2018-09-26 08:59:56,866 INFO L276 PluginConnector]: Boogie PL CUP Parser initialized [2018-09-26 08:59:56,867 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170304-DifficultPathPrograms/pals_lcr-var-start-time.6.1.ufo.BOUNDED-12.pals.c_12.bpl [2018-09-26 08:59:56,867 INFO L111 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170304-DifficultPathPrograms/pals_lcr-var-start-time.6.1.ufo.BOUNDED-12.pals.c_12.bpl' [2018-09-26 08:59:56,953 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-09-26 08:59:56,958 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-09-26 08:59:56,959 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-09-26 08:59:56,959 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-09-26 08:59:56,961 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-09-26 08:59:56,980 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "pals_lcr-var-start-time.6.1.ufo.BOUNDED-12.pals.c_12.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 08:59:56" (1/1) ... [2018-09-26 08:59:57,000 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "pals_lcr-var-start-time.6.1.ufo.BOUNDED-12.pals.c_12.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 08:59:56" (1/1) ... [2018-09-26 08:59:57,017 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-09-26 08:59:57,018 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-09-26 08:59:57,018 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-09-26 08:59:57,018 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-09-26 08:59:57,029 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "pals_lcr-var-start-time.6.1.ufo.BOUNDED-12.pals.c_12.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 08:59:56" (1/1) ... [2018-09-26 08:59:57,030 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "pals_lcr-var-start-time.6.1.ufo.BOUNDED-12.pals.c_12.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 08:59:56" (1/1) ... [2018-09-26 08:59:57,041 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "pals_lcr-var-start-time.6.1.ufo.BOUNDED-12.pals.c_12.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 08:59:56" (1/1) ... [2018-09-26 08:59:57,042 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "pals_lcr-var-start-time.6.1.ufo.BOUNDED-12.pals.c_12.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 08:59:56" (1/1) ... [2018-09-26 08:59:57,061 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "pals_lcr-var-start-time.6.1.ufo.BOUNDED-12.pals.c_12.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 08:59:56" (1/1) ... [2018-09-26 08:59:57,067 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "pals_lcr-var-start-time.6.1.ufo.BOUNDED-12.pals.c_12.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 08:59:56" (1/1) ... [2018-09-26 08:59:57,072 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "pals_lcr-var-start-time.6.1.ufo.BOUNDED-12.pals.c_12.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 08:59:56" (1/1) ... [2018-09-26 08:59:57,079 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-09-26 08:59:57,080 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-09-26 08:59:57,080 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-09-26 08:59:57,080 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-09-26 08:59:57,083 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "pals_lcr-var-start-time.6.1.ufo.BOUNDED-12.pals.c_12.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 08:59:56" (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 08:59:57,164 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-09-26 08:59:57,165 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-09-26 08:59:58,478 INFO L346 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-09-26 08:59:58,479 INFO L202 PluginConnector]: Adding new model pals_lcr-var-start-time.6.1.ufo.BOUNDED-12.pals.c_12.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.09 08:59:58 BoogieIcfgContainer [2018-09-26 08:59:58,479 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-09-26 08:59:58,480 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-09-26 08:59:58,480 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-09-26 08:59:58,484 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-09-26 08:59:58,484 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "pals_lcr-var-start-time.6.1.ufo.BOUNDED-12.pals.c_12.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 08:59:56" (1/2) ... [2018-09-26 08:59:58,485 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1fa317dd and model type pals_lcr-var-start-time.6.1.ufo.BOUNDED-12.pals.c_12.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.09 08:59:58, skipping insertion in model container [2018-09-26 08:59:58,486 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "pals_lcr-var-start-time.6.1.ufo.BOUNDED-12.pals.c_12.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.09 08:59:58" (2/2) ... [2018-09-26 08:59:58,488 INFO L112 eAbstractionObserver]: Analyzing ICFG pals_lcr-var-start-time.6.1.ufo.BOUNDED-12.pals.c_12.bpl [2018-09-26 08:59:58,498 INFO L137 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:PDR Determinization: PREDICATE_ABSTRACTION [2018-09-26 08:59:58,513 INFO L149 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-09-26 08:59:58,566 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-09-26 08:59:58,567 INFO L381 AbstractCegarLoop]: Interprodecural is true [2018-09-26 08:59:58,568 INFO L382 AbstractCegarLoop]: Hoare is true [2018-09-26 08:59:58,568 INFO L383 AbstractCegarLoop]: Compute interpolants for PDR [2018-09-26 08:59:58,568 INFO L384 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-09-26 08:59:58,568 INFO L385 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-09-26 08:59:58,568 INFO L386 AbstractCegarLoop]: Difference is false [2018-09-26 08:59:58,569 INFO L387 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-09-26 08:59:58,569 INFO L392 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-09-26 08:59:58,588 INFO L276 IsEmpty]: Start isEmpty. Operand 6 states. [2018-09-26 08:59:58,600 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 08:59:58,606 INFO L367 BasicCegarLoop]: Found error trace [2018-09-26 08:59:58,607 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1] [2018-09-26 08:59:58,608 INFO L423 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2018-09-26 08:59:58,615 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-09-26 08:59:58,615 INFO L82 PathProgramCache]: Analyzing trace with hash 1011999, 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 08:59:58,638 INFO L69 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-09-26 08:59:59,676 WARN L178 SmtUtils]: Spent 664.00 ms on a formula simplification that was a NOOP. DAG size: 159 [2018-09-26 09:00:00,125 WARN L178 SmtUtils]: Spent 316.00 ms on a formula simplification that was a NOOP. DAG size: 160 [2018-09-26 09:00:00,187 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-26 09:00:00,188 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-09-26 09:00:00,192 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-09-26 09:00:00,197 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-09-26 09:00:00,198 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-09-26 09:00:00,200 INFO L87 Difference]: Start difference. First operand 6 states. Second operand 4 states. [2018-09-26 09:00:00,290 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-26 09:00:00,291 INFO L93 Difference]: Finished difference Result 10 states and 11 transitions. [2018-09-26 09:00:00,293 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-09-26 09:00:00,296 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 4 [2018-09-26 09:00:00,297 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-26 09:00:00,308 INFO L225 Difference]: With dead ends: 10 [2018-09-26 09:00:00,309 INFO L226 Difference]: Without dead ends: 7 [2018-09-26 09:00:00,312 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 40 GetRequests, 35 SyntacticMatches, 1 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 1.3s TimeCoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-09-26 09:00:00,331 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7 states. [2018-09-26 09:00:00,347 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7 to 7. [2018-09-26 09:00:00,349 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2018-09-26 09:00:00,350 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 7 transitions. [2018-09-26 09:00:00,352 INFO L78 Accepts]: Start accepts. Automaton has 7 states and 7 transitions. Word has length 4 [2018-09-26 09:00:00,352 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-26 09:00:00,352 INFO L480 AbstractCegarLoop]: Abstraction has 7 states and 7 transitions. [2018-09-26 09:00:00,353 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-09-26 09:00:00,353 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 7 transitions. [2018-09-26 09:00:00,353 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-09-26 09:00:00,353 INFO L367 BasicCegarLoop]: Found error trace [2018-09-26 09:00:00,354 INFO L375 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1] [2018-09-26 09:00:00,354 INFO L423 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2018-09-26 09:00:00,354 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-09-26 09:00:00,355 INFO L82 PathProgramCache]: Analyzing trace with hash 972615673, 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 09:00:00,369 INFO L69 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-09-26 09:00:00,751 WARN L178 SmtUtils]: Spent 296.00 ms on a formula simplification that was a NOOP. DAG size: 159 [2018-09-26 09:00:00,942 WARN L178 SmtUtils]: Spent 158.00 ms on a formula simplification that was a NOOP. DAG size: 160 [2018-09-26 09:00:01,272 WARN L178 SmtUtils]: Spent 243.00 ms on a formula simplification that was a NOOP. DAG size: 163 [2018-09-26 09:00:01,485 WARN L178 SmtUtils]: Spent 160.00 ms on a formula simplification that was a NOOP. DAG size: 164 [2018-09-26 09:00:01,948 WARN L178 SmtUtils]: Spent 420.00 ms on a formula simplification. DAG size of input: 165 DAG size of output: 165 [2018-09-26 09:00:02,449 WARN L178 SmtUtils]: Spent 301.00 ms on a formula simplification. DAG size of input: 292 DAG size of output: 290 [2018-09-26 09:00:02,735 WARN L178 SmtUtils]: Spent 127.00 ms on a formula simplification that was a NOOP. DAG size: 291 [2018-09-26 09:00:03,264 WARN L178 SmtUtils]: Spent 363.00 ms on a formula simplification that was a NOOP. DAG size: 325 [2018-09-26 09:00:03,817 WARN L178 SmtUtils]: Spent 108.00 ms on a formula simplification that was a NOOP. DAG size: 294 [2018-09-26 09:00:04,124 WARN L178 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 295 [2018-09-26 09:00:04,890 WARN L178 SmtUtils]: Spent 579.00 ms on a formula simplification. DAG size of input: 329 DAG size of output: 329 [2018-09-26 09:00:06,220 WARN L178 SmtUtils]: Spent 245.00 ms on a formula simplification. DAG size of input: 397 DAG size of output: 395 [2018-09-26 09:00:06,714 WARN L178 SmtUtils]: Spent 117.00 ms on a formula simplification that was a NOOP. DAG size: 396 [2018-09-26 09:00:07,846 WARN L178 SmtUtils]: Spent 629.00 ms on a formula simplification that was a NOOP. DAG size: 489 [2018-09-26 09:00:09,241 WARN L178 SmtUtils]: Spent 157.00 ms on a formula simplification that was a NOOP. DAG size: 399 [2018-09-26 09:00:10,106 WARN L178 SmtUtils]: Spent 272.00 ms on a formula simplification that was a NOOP. DAG size: 400 [2018-09-26 09:00:11,797 WARN L178 SmtUtils]: Spent 1.26 s on a formula simplification. DAG size of input: 493 DAG size of output: 493 [2018-09-26 09:00:14,511 WARN L178 SmtUtils]: Spent 479.00 ms on a formula simplification. DAG size of input: 503 DAG size of output: 501 [2018-09-26 09:00:15,623 WARN L178 SmtUtils]: Spent 221.00 ms on a formula simplification that was a NOOP. DAG size: 502 [2018-09-26 09:00:17,668 WARN L178 SmtUtils]: Spent 1.31 s on a formula simplification that was a NOOP. DAG size: 666 [2018-09-26 09:00:22,368 WARN L178 SmtUtils]: Spent 202.00 ms on a formula simplification that was a NOOP. DAG size: 505 [2018-09-26 09:00:23,545 WARN L178 SmtUtils]: Spent 295.00 ms on a formula simplification that was a NOOP. DAG size: 506 [2018-09-26 09:00:26,680 WARN L178 SmtUtils]: Spent 2.32 s on a formula simplification. DAG size of input: 670 DAG size of output: 670 [2018-09-26 09:00:34,361 WARN L178 SmtUtils]: Spent 525.00 ms on a formula simplification. DAG size of input: 609 DAG size of output: 607 [2018-09-26 09:00:37,396 WARN L178 SmtUtils]: Spent 345.00 ms on a formula simplification that was a NOOP. DAG size: 608 [2018-09-26 09:00:42,002 WARN L178 SmtUtils]: Spent 2.48 s on a formula simplification that was a NOOP. DAG size: 843 [2018-09-26 09:00:56,647 WARN L178 SmtUtils]: Spent 466.00 ms on a formula simplification that was a NOOP. DAG size: 611 [2018-09-26 09:00:58,622 WARN L178 SmtUtils]: Spent 357.00 ms on a formula simplification that was a NOOP. DAG size: 612 [2018-09-26 09:01:05,663 WARN L178 SmtUtils]: Spent 5.31 s on a formula simplification. DAG size of input: 847 DAG size of output: 847 [2018-09-26 09:01:31,497 WARN L178 SmtUtils]: Spent 2.15 s on a formula simplification. DAG size of input: 715 DAG size of output: 713 [2018-09-26 09:01:36,244 WARN L178 SmtUtils]: Spent 620.00 ms on a formula simplification that was a NOOP. DAG size: 714 [2018-09-26 09:01:46,483 WARN L178 SmtUtils]: Spent 7.03 s on a formula simplification that was a NOOP. DAG size: 1020 [2018-09-26 09:02:25,302 WARN L178 SmtUtils]: Spent 930.00 ms on a formula simplification that was a NOOP. DAG size: 716 [2018-09-26 09:02:30,389 WARN L178 SmtUtils]: Spent 651.00 ms on a formula simplification that was a NOOP. DAG size: 717 [2018-09-26 09:02:45,057 WARN L178 SmtUtils]: Spent 10.87 s on a formula simplification. DAG size of input: 1023 DAG size of output: 1023 [2018-09-26 09:04:09,326 WARN L178 SmtUtils]: Spent 3.91 s on a formula simplification. DAG size of input: 820 DAG size of output: 818 [2018-09-26 09:04:18,169 WARN L178 SmtUtils]: Spent 1.50 s on a formula simplification that was a NOOP. DAG size: 819 [2018-09-26 09:04:39,565 WARN L178 SmtUtils]: Spent 14.24 s on a formula simplification that was a NOOP. DAG size: 1196 Received shutdown request... [2018-09-26 09:04:45,045 WARN L521 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in [2018-09-26 09:04:45,046 WARN L549 AbstractCegarLoop]: Verification canceled [2018-09-26 09:04:45,052 WARN L206 ceAbstractionStarter]: Timeout [2018-09-26 09:04:45,052 INFO L202 PluginConnector]: Adding new model pals_lcr-var-start-time.6.1.ufo.BOUNDED-12.pals.c_12.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 26.09 09:04:45 BoogieIcfgContainer [2018-09-26 09:04:45,052 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-09-26 09:04:45,053 INFO L168 Benchmark]: Toolchain (without parser) took 288099.55 ms. Allocated memory was 1.5 GB in the beginning and 1.7 GB in the end (delta: 119.5 MB). Free memory was 1.5 GB in the beginning and 1.5 GB in the end (delta: -3.7 MB). Peak memory consumption was 715.6 MB. Max. memory is 7.1 GB. [2018-09-26 09:04:45,054 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 09:04:45,055 INFO L168 Benchmark]: Boogie Procedure Inliner took 58.24 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 09:04:45,056 INFO L168 Benchmark]: Boogie Preprocessor took 61.88 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 09:04:45,056 INFO L168 Benchmark]: RCFGBuilder took 1399.44 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: 84.6 MB). Peak memory consumption was 84.6 MB. Max. memory is 7.1 GB. [2018-09-26 09:04:45,057 INFO L168 Benchmark]: TraceAbstraction took 286572.00 ms. Allocated memory was 1.5 GB in the beginning and 1.7 GB in the end (delta: 119.5 MB). Free memory was 1.4 GB in the beginning and 1.5 GB in the end (delta: -88.3 MB). Peak memory consumption was 631.1 MB. Max. memory is 7.1 GB. [2018-09-26 09:04:45,061 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 58.24 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 61.88 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 1399.44 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: 84.6 MB). Peak memory consumption was 84.6 MB. Max. memory is 7.1 GB. * TraceAbstraction took 286572.00 ms. Allocated memory was 1.5 GB in the beginning and 1.7 GB in the end (delta: 119.5 MB). Free memory was 1.4 GB in the beginning and 1.5 GB in the end (delta: -88.3 MB). Peak memory consumption was 631.1 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - TimeoutResultAtElement [Line: 545]: Timeout (TraceAbstraction) Unable to prove that assertion always holds (line 545). Cancelled while BasicCegarLoop was analyzing trace of length 7 with TraceHistMax 2, while PredicateComparison was comparing new predicate (quantified with 0quantifier alternations) to 42 known predicates. - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 21 locations, 1 error locations. TIMEOUT Result, 286.4s 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, 1.3s 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: 1.4s 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.6.1.ufo.BOUNDED-12.pals.c_12.bpl_AutomizerBpl-pdr-z3.epf_AutomizerBplInline.xml/Csv-Benchmark-0-2018-09-26_09-04-45-076.csv Written .csv to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/csv/pals_lcr-var-start-time.6.1.ufo.BOUNDED-12.pals.c_12.bpl_AutomizerBpl-pdr-z3.epf_AutomizerBplInline.xml/Csv-TraceAbstractionBenchmarks-0-2018-09-26_09-04-45-076.csv Completed graceful shutdown