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.6.2.ufo.BOUNDED-12.pals.c_12.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.23-ff8eab6 [2018-09-26 09:00:57,021 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-09-26 09:00:57,023 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-09-26 09:00:57,035 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-09-26 09:00:57,035 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-09-26 09:00:57,036 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-09-26 09:00:57,037 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-09-26 09:00:57,039 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-09-26 09:00:57,041 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-09-26 09:00:57,041 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-09-26 09:00:57,042 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-09-26 09:00:57,043 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-09-26 09:00:57,043 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-09-26 09:00:57,044 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-09-26 09:00:57,046 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-09-26 09:00:57,046 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-09-26 09:00:57,047 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-09-26 09:00:57,049 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-09-26 09:00:57,051 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-09-26 09:00:57,053 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-09-26 09:00:57,054 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-09-26 09:00:57,055 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-09-26 09:00:57,057 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-09-26 09:00:57,058 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-09-26 09:00:57,058 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-09-26 09:00:57,059 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-09-26 09:00:57,060 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-09-26 09:00:57,061 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-09-26 09:00:57,062 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-09-26 09:00:57,063 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-09-26 09:00:57,063 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-09-26 09:00:57,064 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-09-26 09:00:57,064 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-09-26 09:00:57,064 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-09-26 09:00:57,065 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-09-26 09:00:57,066 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-09-26 09:00:57,066 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 09:00:57,076 INFO L110 SettingsManager]: Loading preferences was successful [2018-09-26 09:00:57,076 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-09-26 09:00:57,078 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-09-26 09:00:57,078 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=PDR [2018-09-26 09:00:57,078 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-09-26 09:00:57,079 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in [2018-09-26 09:00:57,079 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-09-26 09:00:57,148 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-09-26 09:00:57,165 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-09-26 09:00:57,173 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-09-26 09:00:57,174 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2018-09-26 09:00:57,175 INFO L276 PluginConnector]: Boogie PL CUP Parser initialized [2018-09-26 09:00:57,175 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170304-DifficultPathPrograms/pals_lcr-var-start-time.6.2.ufo.BOUNDED-12.pals.c_12.bpl [2018-09-26 09:00:57,176 INFO L111 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170304-DifficultPathPrograms/pals_lcr-var-start-time.6.2.ufo.BOUNDED-12.pals.c_12.bpl' [2018-09-26 09:00:57,271 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-09-26 09:00:57,277 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-09-26 09:00:57,278 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-09-26 09:00:57,278 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-09-26 09:00:57,278 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-09-26 09:00:57,299 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "pals_lcr-var-start-time.6.2.ufo.BOUNDED-12.pals.c_12.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 09:00:57" (1/1) ... [2018-09-26 09:00:57,320 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "pals_lcr-var-start-time.6.2.ufo.BOUNDED-12.pals.c_12.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 09:00:57" (1/1) ... [2018-09-26 09:00:57,330 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-09-26 09:00:57,331 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-09-26 09:00:57,331 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-09-26 09:00:57,331 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-09-26 09:00:57,343 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "pals_lcr-var-start-time.6.2.ufo.BOUNDED-12.pals.c_12.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 09:00:57" (1/1) ... [2018-09-26 09:00:57,343 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "pals_lcr-var-start-time.6.2.ufo.BOUNDED-12.pals.c_12.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 09:00:57" (1/1) ... [2018-09-26 09:00:57,354 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "pals_lcr-var-start-time.6.2.ufo.BOUNDED-12.pals.c_12.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 09:00:57" (1/1) ... [2018-09-26 09:00:57,355 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "pals_lcr-var-start-time.6.2.ufo.BOUNDED-12.pals.c_12.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 09:00:57" (1/1) ... [2018-09-26 09:00:57,378 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "pals_lcr-var-start-time.6.2.ufo.BOUNDED-12.pals.c_12.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 09:00:57" (1/1) ... [2018-09-26 09:00:57,384 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "pals_lcr-var-start-time.6.2.ufo.BOUNDED-12.pals.c_12.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 09:00:57" (1/1) ... [2018-09-26 09:00:57,389 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "pals_lcr-var-start-time.6.2.ufo.BOUNDED-12.pals.c_12.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 09:00:57" (1/1) ... [2018-09-26 09:00:57,395 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-09-26 09:00:57,398 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-09-26 09:00:57,398 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-09-26 09:00:57,398 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-09-26 09:00:57,399 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "pals_lcr-var-start-time.6.2.ufo.BOUNDED-12.pals.c_12.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 09:00:57" (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 09:00:57,483 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-09-26 09:00:57,483 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-09-26 09:00:58,890 INFO L346 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-09-26 09:00:58,891 INFO L202 PluginConnector]: Adding new model pals_lcr-var-start-time.6.2.ufo.BOUNDED-12.pals.c_12.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.09 09:00:58 BoogieIcfgContainer [2018-09-26 09:00:58,891 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-09-26 09:00:58,893 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-09-26 09:00:58,893 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-09-26 09:00:58,899 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-09-26 09:00:58,899 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "pals_lcr-var-start-time.6.2.ufo.BOUNDED-12.pals.c_12.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 09:00:57" (1/2) ... [2018-09-26 09:00:58,900 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@63dc7703 and model type pals_lcr-var-start-time.6.2.ufo.BOUNDED-12.pals.c_12.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.09 09:00:58, skipping insertion in model container [2018-09-26 09:00:58,901 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "pals_lcr-var-start-time.6.2.ufo.BOUNDED-12.pals.c_12.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.09 09:00:58" (2/2) ... [2018-09-26 09:00:58,903 INFO L112 eAbstractionObserver]: Analyzing ICFG pals_lcr-var-start-time.6.2.ufo.BOUNDED-12.pals.c_12.bpl [2018-09-26 09:00:58,914 INFO L137 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:PDR Determinization: PREDICATE_ABSTRACTION [2018-09-26 09:00:58,929 INFO L149 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-09-26 09:00:58,983 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-09-26 09:00:58,983 INFO L381 AbstractCegarLoop]: Interprodecural is true [2018-09-26 09:00:58,984 INFO L382 AbstractCegarLoop]: Hoare is true [2018-09-26 09:00:58,984 INFO L383 AbstractCegarLoop]: Compute interpolants for PDR [2018-09-26 09:00:58,984 INFO L384 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-09-26 09:00:58,984 INFO L385 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-09-26 09:00:58,985 INFO L386 AbstractCegarLoop]: Difference is false [2018-09-26 09:00:58,985 INFO L387 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-09-26 09:00:58,985 INFO L392 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-09-26 09:00:59,004 INFO L276 IsEmpty]: Start isEmpty. Operand 6 states. [2018-09-26 09:00:59,016 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 09:00:59,017 INFO L367 BasicCegarLoop]: Found error trace [2018-09-26 09:00:59,023 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1] [2018-09-26 09:00:59,024 INFO L423 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2018-09-26 09:00:59,038 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-09-26 09:00:59,038 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 09:00:59,065 INFO L69 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-09-26 09:01:00,015 WARN L178 SmtUtils]: Spent 605.00 ms on a formula simplification that was a NOOP. DAG size: 146 [2018-09-26 09:01:00,408 WARN L178 SmtUtils]: Spent 300.00 ms on a formula simplification that was a NOOP. DAG size: 147 [2018-09-26 09:01:00,467 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-26 09:01:00,468 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-09-26 09:01:00,472 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-09-26 09:01:00,477 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-09-26 09:01:00,478 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-09-26 09:01:00,479 INFO L87 Difference]: Start difference. First operand 6 states. Second operand 4 states. [2018-09-26 09:01:00,580 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-26 09:01:00,581 INFO L93 Difference]: Finished difference Result 10 states and 11 transitions. [2018-09-26 09:01:00,583 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-09-26 09:01:00,584 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 4 [2018-09-26 09:01:00,585 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-26 09:01:00,596 INFO L225 Difference]: With dead ends: 10 [2018-09-26 09:01:00,597 INFO L226 Difference]: Without dead ends: 7 [2018-09-26 09:01:00,600 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 40 GetRequests, 35 SyntacticMatches, 1 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-09-26 09:01:00,615 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7 states. [2018-09-26 09:01:00,628 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7 to 7. [2018-09-26 09:01:00,629 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2018-09-26 09:01:00,630 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 7 transitions. [2018-09-26 09:01:00,631 INFO L78 Accepts]: Start accepts. Automaton has 7 states and 7 transitions. Word has length 4 [2018-09-26 09:01:00,631 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-26 09:01:00,631 INFO L480 AbstractCegarLoop]: Abstraction has 7 states and 7 transitions. [2018-09-26 09:01:00,632 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-09-26 09:01:00,632 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 7 transitions. [2018-09-26 09:01:00,632 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-09-26 09:01:00,632 INFO L367 BasicCegarLoop]: Found error trace [2018-09-26 09:01:00,633 INFO L375 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1] [2018-09-26 09:01:00,633 INFO L423 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2018-09-26 09:01:00,633 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-09-26 09:01:00,633 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 09:01:00,647 INFO L69 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-09-26 09:01:01,404 WARN L178 SmtUtils]: Spent 548.00 ms on a formula simplification that was a NOOP. DAG size: 146 [2018-09-26 09:01:01,590 WARN L178 SmtUtils]: Spent 148.00 ms on a formula simplification that was a NOOP. DAG size: 147 [2018-09-26 09:01:01,881 WARN L178 SmtUtils]: Spent 210.00 ms on a formula simplification that was a NOOP. DAG size: 150 [2018-09-26 09:01:02,118 WARN L178 SmtUtils]: Spent 172.00 ms on a formula simplification that was a NOOP. DAG size: 151 [2018-09-26 09:01:02,474 WARN L178 SmtUtils]: Spent 316.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 152 [2018-09-26 09:01:02,866 WARN L178 SmtUtils]: Spent 187.00 ms on a formula simplification. DAG size of input: 284 DAG size of output: 282 [2018-09-26 09:01:03,587 WARN L178 SmtUtils]: Spent 318.00 ms on a formula simplification that was a NOOP. DAG size: 316 [2018-09-26 09:01:04,311 WARN L178 SmtUtils]: Spent 122.00 ms on a formula simplification that was a NOOP. DAG size: 287 [2018-09-26 09:01:05,166 WARN L178 SmtUtils]: Spent 637.00 ms on a formula simplification. DAG size of input: 320 DAG size of output: 320 [2018-09-26 09:01:06,329 WARN L178 SmtUtils]: Spent 285.00 ms on a formula simplification. DAG size of input: 389 DAG size of output: 387 [2018-09-26 09:01:06,875 WARN L178 SmtUtils]: Spent 154.00 ms on a formula simplification that was a NOOP. DAG size: 388 [2018-09-26 09:01:07,886 WARN L178 SmtUtils]: Spent 569.00 ms on a formula simplification that was a NOOP. DAG size: 480 [2018-09-26 09:01:09,267 WARN L178 SmtUtils]: Spent 144.00 ms on a formula simplification that was a NOOP. DAG size: 391 [2018-09-26 09:01:09,760 WARN L178 SmtUtils]: Spent 126.00 ms on a formula simplification that was a NOOP. DAG size: 392 [2018-09-26 09:01:11,418 WARN L178 SmtUtils]: Spent 1.22 s on a formula simplification. DAG size of input: 484 DAG size of output: 484 [2018-09-26 09:01:14,649 WARN L178 SmtUtils]: Spent 467.00 ms on a formula simplification. DAG size of input: 495 DAG size of output: 493 [2018-09-26 09:01:15,921 WARN L178 SmtUtils]: Spent 219.00 ms on a formula simplification that was a NOOP. DAG size: 494 [2018-09-26 09:01:17,772 WARN L178 SmtUtils]: Spent 1.12 s on a formula simplification that was a NOOP. DAG size: 657 [2018-09-26 09:01:22,386 WARN L178 SmtUtils]: Spent 296.00 ms on a formula simplification that was a NOOP. DAG size: 497 [2018-09-26 09:01:23,535 WARN L178 SmtUtils]: Spent 246.00 ms on a formula simplification that was a NOOP. DAG size: 498 [2018-09-26 09:01:27,067 WARN L178 SmtUtils]: Spent 2.65 s on a formula simplification. DAG size of input: 661 DAG size of output: 661 [2018-09-26 09:01:35,292 WARN L178 SmtUtils]: Spent 469.00 ms on a formula simplification. DAG size of input: 601 DAG size of output: 599 [2018-09-26 09:01:37,892 WARN L178 SmtUtils]: Spent 366.00 ms on a formula simplification that was a NOOP. DAG size: 600 [2018-09-26 09:01:42,355 WARN L178 SmtUtils]: Spent 2.69 s on a formula simplification that was a NOOP. DAG size: 834 [2018-09-26 09:01:56,503 WARN L178 SmtUtils]: Spent 323.00 ms on a formula simplification that was a NOOP. DAG size: 603 [2018-09-26 09:01:59,037 WARN L178 SmtUtils]: Spent 271.00 ms on a formula simplification that was a NOOP. DAG size: 604 [2018-09-26 09:02:08,935 WARN L178 SmtUtils]: Spent 5.76 s on a formula simplification. DAG size of input: 838 DAG size of output: 838 [2018-09-26 09:02:36,077 WARN L178 SmtUtils]: Spent 1.23 s on a formula simplification. DAG size of input: 707 DAG size of output: 705 [2018-09-26 09:02:41,210 WARN L178 SmtUtils]: Spent 729.00 ms on a formula simplification that was a NOOP. DAG size: 706 [2018-09-26 09:02:49,580 WARN L178 SmtUtils]: Spent 5.13 s on a formula simplification that was a NOOP. DAG size: 1011 [2018-09-26 09:03:31,501 WARN L178 SmtUtils]: Spent 499.00 ms on a formula simplification that was a NOOP. DAG size: 708 [2018-09-26 09:03:36,901 WARN L178 SmtUtils]: Spent 469.00 ms on a formula simplification that was a NOOP. DAG size: 709 [2018-09-26 09:03:55,469 WARN L178 SmtUtils]: Spent 12.69 s on a formula simplification. DAG size of input: 1014 DAG size of output: 1014 [2018-09-26 09:05:00,137 WARN L178 SmtUtils]: Spent 1.13 s on a formula simplification. DAG size of input: 812 DAG size of output: 810 [2018-09-26 09:05:09,309 WARN L178 SmtUtils]: Spent 656.00 ms on a formula simplification that was a NOOP. DAG size: 811 [2018-09-26 09:05:29,682 WARN L178 SmtUtils]: Spent 12.54 s on a formula simplification that was a NOOP. DAG size: 1187 Received shutdown request... [2018-09-26 09:05:45,163 WARN L521 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in [2018-09-26 09:05:45,163 WARN L549 AbstractCegarLoop]: Verification canceled [2018-09-26 09:05:45,170 WARN L206 ceAbstractionStarter]: Timeout [2018-09-26 09:05:45,170 INFO L202 PluginConnector]: Adding new model pals_lcr-var-start-time.6.2.ufo.BOUNDED-12.pals.c_12.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 26.09 09:05:45 BoogieIcfgContainer [2018-09-26 09:05:45,170 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-09-26 09:05:45,171 INFO L168 Benchmark]: Toolchain (without parser) took 287899.23 ms. Allocated memory was 1.5 GB in the beginning and 1.7 GB in the end (delta: 157.8 MB). Free memory was 1.5 GB in the beginning and 1.1 GB in the end (delta: 360.9 MB). Peak memory consumption was 518.7 MB. Max. memory is 7.1 GB. [2018-09-26 09:05:45,173 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.18 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 09:05:45,173 INFO L168 Benchmark]: Boogie Procedure Inliner took 52.35 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 09:05:45,174 INFO L168 Benchmark]: Boogie Preprocessor took 67.00 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 09:05:45,174 INFO L168 Benchmark]: RCFGBuilder took 1493.04 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 09:05:45,175 INFO L168 Benchmark]: TraceAbstraction took 286277.39 ms. Allocated memory was 1.5 GB in the beginning and 1.7 GB in the end (delta: 157.8 MB). Free memory was 1.4 GB in the beginning and 1.1 GB in the end (delta: 276.3 MB). Peak memory consumption was 434.1 MB. Max. memory is 7.1 GB. [2018-09-26 09:05:45,179 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Boogie PL CUP Parser took 0.18 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 52.35 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 67.00 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 1493.04 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 286277.39 ms. Allocated memory was 1.5 GB in the beginning and 1.7 GB in the end (delta: 157.8 MB). Free memory was 1.4 GB in the beginning and 1.1 GB in the end (delta: 276.3 MB). Peak memory consumption was 434.1 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - TimeoutResultAtElement [Line: 543]: Timeout (TraceAbstraction) Unable to prove that assertion always holds (line 543). 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, 286.1s 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, 1.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=7occurred in iteration=1, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 1.3s 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.6.2.ufo.BOUNDED-12.pals.c_12.bpl_AutomizerBpl-pdr-z3.epf_AutomizerBplInline.xml/Csv-Benchmark-0-2018-09-26_09-05-45-196.csv Written .csv to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/csv/pals_lcr-var-start-time.6.2.ufo.BOUNDED-12.pals.c_12.bpl_AutomizerBpl-pdr-z3.epf_AutomizerBplInline.xml/Csv-TraceAbstractionBenchmarks-0-2018-09-26_09-05-45-196.csv Completed graceful shutdown