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.5.ufo.UNBOUNDED.pals.c_11.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.23-ff8eab6 [2018-09-26 08:59:54,578 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-09-26 08:59:54,580 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-09-26 08:59:54,597 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-09-26 08:59:54,598 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-09-26 08:59:54,599 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-09-26 08:59:54,601 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-09-26 08:59:54,603 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-09-26 08:59:54,606 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-09-26 08:59:54,609 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-09-26 08:59:54,612 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-09-26 08:59:54,612 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-09-26 08:59:54,613 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-09-26 08:59:54,614 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-09-26 08:59:54,616 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-09-26 08:59:54,617 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-09-26 08:59:54,619 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-09-26 08:59:54,626 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-09-26 08:59:54,628 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-09-26 08:59:54,634 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-09-26 08:59:54,636 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-09-26 08:59:54,639 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-09-26 08:59:54,641 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-09-26 08:59:54,643 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-09-26 08:59:54,643 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-09-26 08:59:54,644 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-09-26 08:59:54,645 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-09-26 08:59:54,646 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-09-26 08:59:54,647 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-09-26 08:59:54,652 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-09-26 08:59:54,653 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-09-26 08:59:54,655 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-09-26 08:59:54,655 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-09-26 08:59:54,655 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-09-26 08:59:54,656 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-09-26 08:59:54,657 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-09-26 08:59:54,657 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 08:59:54,665 INFO L110 SettingsManager]: Loading preferences was successful [2018-09-26 08:59:54,666 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-09-26 08:59:54,667 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-09-26 08:59:54,667 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=PDR [2018-09-26 08:59:54,667 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-09-26 08:59:54,668 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in [2018-09-26 08:59:54,668 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-09-26 08:59:54,710 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-09-26 08:59:54,722 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-09-26 08:59:54,726 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-09-26 08:59:54,728 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2018-09-26 08:59:54,728 INFO L276 PluginConnector]: Boogie PL CUP Parser initialized [2018-09-26 08:59:54,729 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170304-DifficultPathPrograms/pals_lcr-var-start-time.5.ufo.UNBOUNDED.pals.c_11.bpl [2018-09-26 08:59:54,729 INFO L111 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170304-DifficultPathPrograms/pals_lcr-var-start-time.5.ufo.UNBOUNDED.pals.c_11.bpl' [2018-09-26 08:59:54,814 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-09-26 08:59:54,818 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-09-26 08:59:54,818 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-09-26 08:59:54,819 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-09-26 08:59:54,819 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-09-26 08:59:54,837 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "pals_lcr-var-start-time.5.ufo.UNBOUNDED.pals.c_11.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 08:59:54" (1/1) ... [2018-09-26 08:59:54,854 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "pals_lcr-var-start-time.5.ufo.UNBOUNDED.pals.c_11.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 08:59:54" (1/1) ... [2018-09-26 08:59:54,863 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-09-26 08:59:54,864 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-09-26 08:59:54,864 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-09-26 08:59:54,865 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-09-26 08:59:54,875 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "pals_lcr-var-start-time.5.ufo.UNBOUNDED.pals.c_11.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 08:59:54" (1/1) ... [2018-09-26 08:59:54,876 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "pals_lcr-var-start-time.5.ufo.UNBOUNDED.pals.c_11.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 08:59:54" (1/1) ... [2018-09-26 08:59:54,880 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "pals_lcr-var-start-time.5.ufo.UNBOUNDED.pals.c_11.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 08:59:54" (1/1) ... [2018-09-26 08:59:54,880 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "pals_lcr-var-start-time.5.ufo.UNBOUNDED.pals.c_11.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 08:59:54" (1/1) ... [2018-09-26 08:59:54,889 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "pals_lcr-var-start-time.5.ufo.UNBOUNDED.pals.c_11.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 08:59:54" (1/1) ... [2018-09-26 08:59:54,892 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "pals_lcr-var-start-time.5.ufo.UNBOUNDED.pals.c_11.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 08:59:54" (1/1) ... [2018-09-26 08:59:54,895 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "pals_lcr-var-start-time.5.ufo.UNBOUNDED.pals.c_11.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 08:59:54" (1/1) ... [2018-09-26 08:59:54,899 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-09-26 08:59:54,900 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-09-26 08:59:54,900 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-09-26 08:59:54,900 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-09-26 08:59:54,901 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "pals_lcr-var-start-time.5.ufo.UNBOUNDED.pals.c_11.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 08:59:54" (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 08:59:54,974 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-09-26 08:59:54,975 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-09-26 08:59:56,161 INFO L346 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-09-26 08:59:56,161 INFO L202 PluginConnector]: Adding new model pals_lcr-var-start-time.5.ufo.UNBOUNDED.pals.c_11.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.09 08:59:56 BoogieIcfgContainer [2018-09-26 08:59:56,162 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-09-26 08:59:56,163 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-09-26 08:59:56,163 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-09-26 08:59:56,167 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-09-26 08:59:56,167 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "pals_lcr-var-start-time.5.ufo.UNBOUNDED.pals.c_11.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 08:59:54" (1/2) ... [2018-09-26 08:59:56,168 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4c3b43ec and model type pals_lcr-var-start-time.5.ufo.UNBOUNDED.pals.c_11.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.09 08:59:56, skipping insertion in model container [2018-09-26 08:59:56,168 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "pals_lcr-var-start-time.5.ufo.UNBOUNDED.pals.c_11.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.09 08:59:56" (2/2) ... [2018-09-26 08:59:56,170 INFO L112 eAbstractionObserver]: Analyzing ICFG pals_lcr-var-start-time.5.ufo.UNBOUNDED.pals.c_11.bpl [2018-09-26 08:59:56,181 INFO L137 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:PDR Determinization: PREDICATE_ABSTRACTION [2018-09-26 08:59:56,195 INFO L149 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-09-26 08:59:56,241 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-09-26 08:59:56,242 INFO L381 AbstractCegarLoop]: Interprodecural is true [2018-09-26 08:59:56,242 INFO L382 AbstractCegarLoop]: Hoare is true [2018-09-26 08:59:56,243 INFO L383 AbstractCegarLoop]: Compute interpolants for PDR [2018-09-26 08:59:56,243 INFO L384 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-09-26 08:59:56,243 INFO L385 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-09-26 08:59:56,243 INFO L386 AbstractCegarLoop]: Difference is false [2018-09-26 08:59:56,243 INFO L387 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-09-26 08:59:56,244 INFO L392 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-09-26 08:59:56,259 INFO L276 IsEmpty]: Start isEmpty. Operand 6 states. [2018-09-26 08:59:56,267 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 08:59:56,267 INFO L367 BasicCegarLoop]: Found error trace [2018-09-26 08:59:56,268 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1] [2018-09-26 08:59:56,269 INFO L423 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2018-09-26 08:59:56,275 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-09-26 08:59:56,275 INFO L82 PathProgramCache]: Analyzing trace with hash 1001172, now seen corresponding path program 1 times No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in [2018-09-26 08:59:56,296 INFO L69 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-09-26 08:59:57,092 WARN L178 SmtUtils]: Spent 423.00 ms on a formula simplification that was a NOOP. DAG size: 141 [2018-09-26 08:59:57,507 WARN L178 SmtUtils]: Spent 301.00 ms on a formula simplification that was a NOOP. DAG size: 142 [2018-09-26 08:59:57,560 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-26 08:59:57,560 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-09-26 08:59:57,565 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-09-26 08:59:57,570 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-09-26 08:59:57,570 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-09-26 08:59:57,573 INFO L87 Difference]: Start difference. First operand 6 states. Second operand 4 states. [2018-09-26 08:59:57,718 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-26 08:59:57,718 INFO L93 Difference]: Finished difference Result 10 states and 11 transitions. [2018-09-26 08:59:57,720 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-09-26 08:59:57,721 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 4 [2018-09-26 08:59:57,722 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-26 08:59:57,733 INFO L225 Difference]: With dead ends: 10 [2018-09-26 08:59:57,734 INFO L226 Difference]: Without dead ends: 7 [2018-09-26 08:59:57,737 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 40 GetRequests, 35 SyntacticMatches, 1 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-09-26 08:59:57,755 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7 states. [2018-09-26 08:59:57,771 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7 to 7. [2018-09-26 08:59:57,772 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2018-09-26 08:59:57,773 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 7 transitions. [2018-09-26 08:59:57,775 INFO L78 Accepts]: Start accepts. Automaton has 7 states and 7 transitions. Word has length 4 [2018-09-26 08:59:57,775 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-26 08:59:57,775 INFO L480 AbstractCegarLoop]: Abstraction has 7 states and 7 transitions. [2018-09-26 08:59:57,775 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-09-26 08:59:57,776 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 7 transitions. [2018-09-26 08:59:57,776 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-09-26 08:59:57,776 INFO L367 BasicCegarLoop]: Found error trace [2018-09-26 08:59:57,777 INFO L375 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1] [2018-09-26 08:59:57,777 INFO L423 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2018-09-26 08:59:57,777 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-09-26 08:59:57,778 INFO L82 PathProgramCache]: Analyzing trace with hash 962207787, now seen corresponding path program 1 times No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in [2018-09-26 08:59:57,790 INFO L69 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-09-26 08:59:58,199 WARN L178 SmtUtils]: Spent 262.00 ms on a formula simplification that was a NOOP. DAG size: 141 [2018-09-26 08:59:58,658 WARN L178 SmtUtils]: Spent 428.00 ms on a formula simplification that was a NOOP. DAG size: 142 [2018-09-26 08:59:58,939 WARN L178 SmtUtils]: Spent 122.00 ms on a formula simplification that was a NOOP. DAG size: 145 [2018-09-26 08:59:59,122 WARN L178 SmtUtils]: Spent 143.00 ms on a formula simplification that was a NOOP. DAG size: 146 [2018-09-26 08:59:59,496 WARN L178 SmtUtils]: Spent 314.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 147 [2018-09-26 08:59:59,752 WARN L178 SmtUtils]: Spent 121.00 ms on a formula simplification that was a NOOP. DAG size: 253 [2018-09-26 09:00:00,308 WARN L178 SmtUtils]: Spent 230.00 ms on a formula simplification that was a NOOP. DAG size: 282 [2018-09-26 09:00:02,043 WARN L178 SmtUtils]: Spent 556.00 ms on a formula simplification. DAG size of input: 286 DAG size of output: 286 [2018-09-26 09:00:02,827 WARN L178 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 344 [2018-09-26 09:00:04,191 WARN L178 SmtUtils]: Spent 461.00 ms on a formula simplification that was a NOOP. DAG size: 421 [2018-09-26 09:00:06,253 WARN L178 SmtUtils]: Spent 120.00 ms on a formula simplification that was a NOOP. DAG size: 349 [2018-09-26 09:00:07,514 WARN L178 SmtUtils]: Spent 888.00 ms on a formula simplification. DAG size of input: 425 DAG size of output: 425 [2018-09-26 09:00:10,022 WARN L178 SmtUtils]: Spent 126.00 ms on a formula simplification that was a NOOP. DAG size: 436 [2018-09-26 09:00:10,870 WARN L178 SmtUtils]: Spent 173.00 ms on a formula simplification that was a NOOP. DAG size: 437 [2018-09-26 09:00:12,414 WARN L178 SmtUtils]: Spent 967.00 ms on a formula simplification that was a NOOP. DAG size: 570 [2018-09-26 09:00:16,378 WARN L178 SmtUtils]: Spent 131.00 ms on a formula simplification that was a NOOP. DAG size: 440 [2018-09-26 09:00:17,151 WARN L178 SmtUtils]: Spent 158.00 ms on a formula simplification that was a NOOP. DAG size: 441 [2018-09-26 09:00:20,416 WARN L178 SmtUtils]: Spent 2.27 s on a formula simplification. DAG size of input: 574 DAG size of output: 574 [2018-09-26 09:00:26,490 WARN L178 SmtUtils]: Spent 184.00 ms on a formula simplification that was a NOOP. DAG size: 528 [2018-09-26 09:00:27,959 WARN L178 SmtUtils]: Spent 240.00 ms on a formula simplification that was a NOOP. DAG size: 529 [2018-09-26 09:00:31,703 WARN L178 SmtUtils]: Spent 2.61 s on a formula simplification that was a NOOP. DAG size: 719 [2018-09-26 09:00:41,582 WARN L178 SmtUtils]: Spent 234.00 ms on a formula simplification that was a NOOP. DAG size: 532 [2018-09-26 09:00:42,932 WARN L178 SmtUtils]: Spent 208.00 ms on a formula simplification that was a NOOP. DAG size: 533 [2018-09-26 09:00:50,082 WARN L178 SmtUtils]: Spent 5.89 s on a formula simplification. DAG size of input: 723 DAG size of output: 723 [2018-09-26 09:01:05,140 WARN L178 SmtUtils]: Spent 216.00 ms on a formula simplification that was a NOOP. DAG size: 620 [2018-09-26 09:01:07,572 WARN L178 SmtUtils]: Spent 229.00 ms on a formula simplification that was a NOOP. DAG size: 621 [2018-09-26 09:01:16,596 WARN L178 SmtUtils]: Spent 6.63 s on a formula simplification that was a NOOP. DAG size: 868 [2018-09-26 09:01:41,948 WARN L178 SmtUtils]: Spent 263.00 ms on a formula simplification that was a NOOP. DAG size: 624 [2018-09-26 09:01:44,557 WARN L178 SmtUtils]: Spent 246.00 ms on a formula simplification that was a NOOP. DAG size: 625 [2018-09-26 09:01:59,326 WARN L178 SmtUtils]: Spent 12.57 s on a formula simplification. DAG size of input: 872 DAG size of output: 872 [2018-09-26 09:02:35,096 WARN L178 SmtUtils]: Spent 284.00 ms on a formula simplification that was a NOOP. DAG size: 712 [2018-09-26 09:02:38,753 WARN L178 SmtUtils]: Spent 284.00 ms on a formula simplification that was a NOOP. DAG size: 713 [2018-09-26 09:02:55,383 WARN L178 SmtUtils]: Spent 12.84 s on a formula simplification that was a NOOP. DAG size: 1017 [2018-09-26 09:03:50,258 WARN L178 SmtUtils]: Spent 312.00 ms on a formula simplification that was a NOOP. DAG size: 716 [2018-09-26 09:03:54,060 WARN L178 SmtUtils]: Spent 333.00 ms on a formula simplification that was a NOOP. DAG size: 717 [2018-09-26 09:04:24,865 WARN L178 SmtUtils]: Spent 27.42 s on a formula simplification. DAG size of input: 1021 DAG size of output: 1021 Received shutdown request... [2018-09-26 09:04:40,087 WARN L521 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in [2018-09-26 09:04:40,088 WARN L549 AbstractCegarLoop]: Verification canceled [2018-09-26 09:04:40,094 WARN L206 ceAbstractionStarter]: Timeout [2018-09-26 09:04:40,094 INFO L202 PluginConnector]: Adding new model pals_lcr-var-start-time.5.ufo.UNBOUNDED.pals.c_11.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 26.09 09:04:40 BoogieIcfgContainer [2018-09-26 09:04:40,095 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-09-26 09:04:40,096 INFO L168 Benchmark]: Toolchain (without parser) took 285280.58 ms. Allocated memory was 1.5 GB in the beginning and 1.5 GB in the end (delta: -31.5 MB). Free memory was 1.5 GB in the beginning and 1.4 GB in the end (delta: 115.2 MB). Peak memory consumption was 559.4 MB. Max. memory is 7.1 GB. [2018-09-26 09:04:40,097 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.20 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 09:04:40,097 INFO L168 Benchmark]: Boogie Procedure Inliner took 45.47 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 09:04:40,098 INFO L168 Benchmark]: Boogie Preprocessor took 35.19 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 09:04:40,099 INFO L168 Benchmark]: RCFGBuilder took 1262.01 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: 63.4 MB). Peak memory consumption was 63.4 MB. Max. memory is 7.1 GB. [2018-09-26 09:04:40,099 INFO L168 Benchmark]: TraceAbstraction took 283931.73 ms. Allocated memory was 1.5 GB in the beginning and 1.5 GB in the end (delta: -31.5 MB). Free memory was 1.4 GB in the beginning and 1.4 GB in the end (delta: 51.8 MB). Peak memory consumption was 495.9 MB. Max. memory is 7.1 GB. [2018-09-26 09:04:40,103 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 0.20 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 45.47 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 35.19 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. * RCFGBuilder took 1262.01 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: 63.4 MB). Peak memory consumption was 63.4 MB. Max. memory is 7.1 GB. * TraceAbstraction took 283931.73 ms. Allocated memory was 1.5 GB in the beginning and 1.5 GB in the end (delta: -31.5 MB). Free memory was 1.4 GB in the beginning and 1.4 GB in the end (delta: 51.8 MB). Peak memory consumption was 495.9 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - TimeoutResultAtElement [Line: 463]: Timeout (TraceAbstraction) Unable to prove that assertion always holds (line 463). 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, 19 locations, 1 error locations. TIMEOUT Result, 283.8s OverallTime, 2 OverallIterations, 2 TraceHistogramMax, 0.1s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 4 SDtfs, 1 SDslu, 4 SDs, 0 SdLazy, 7 SolverSat, 1 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 40 GetRequests, 35 SyntacticMatches, 1 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 1.1s 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: 1.1s PdrRuntime, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: Timeout Written .csv to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/csv/pals_lcr-var-start-time.5.ufo.UNBOUNDED.pals.c_11.bpl_AutomizerBpl-pdr-z3.epf_AutomizerBplInline.xml/Csv-Benchmark-0-2018-09-26_09-04-40-120.csv Written .csv to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/csv/pals_lcr-var-start-time.5.ufo.UNBOUNDED.pals.c_11.bpl_AutomizerBpl-pdr-z3.epf_AutomizerBplInline.xml/Csv-TraceAbstractionBenchmarks-0-2018-09-26_09-04-40-120.csv Completed graceful shutdown