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.3.1.ufo.BOUNDED-6.pals.c_9.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.23-ff8eab6 [2018-09-26 08:55:05,618 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-09-26 08:55:05,620 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-09-26 08:55:05,632 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-09-26 08:55:05,632 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-09-26 08:55:05,633 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-09-26 08:55:05,634 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-09-26 08:55:05,636 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-09-26 08:55:05,638 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-09-26 08:55:05,639 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-09-26 08:55:05,639 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-09-26 08:55:05,640 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-09-26 08:55:05,641 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-09-26 08:55:05,642 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-09-26 08:55:05,643 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-09-26 08:55:05,644 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-09-26 08:55:05,645 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-09-26 08:55:05,646 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-09-26 08:55:05,648 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-09-26 08:55:05,650 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-09-26 08:55:05,651 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-09-26 08:55:05,652 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-09-26 08:55:05,655 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-09-26 08:55:05,655 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-09-26 08:55:05,655 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-09-26 08:55:05,656 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-09-26 08:55:05,657 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-09-26 08:55:05,658 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-09-26 08:55:05,659 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-09-26 08:55:05,660 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-09-26 08:55:05,660 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-09-26 08:55:05,661 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-09-26 08:55:05,661 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-09-26 08:55:05,661 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-09-26 08:55:05,662 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-09-26 08:55:05,663 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-09-26 08:55:05,663 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 08:55:05,671 INFO L110 SettingsManager]: Loading preferences was successful [2018-09-26 08:55:05,672 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-09-26 08:55:05,673 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-09-26 08:55:05,673 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=PDR [2018-09-26 08:55:05,673 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-09-26 08:55:05,674 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in [2018-09-26 08:55:05,674 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-09-26 08:55:05,718 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-09-26 08:55:05,730 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-09-26 08:55:05,734 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-09-26 08:55:05,735 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2018-09-26 08:55:05,736 INFO L276 PluginConnector]: Boogie PL CUP Parser initialized [2018-09-26 08:55:05,736 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170304-DifficultPathPrograms/pals_lcr-var-start-time.3.1.ufo.BOUNDED-6.pals.c_9.bpl [2018-09-26 08:55:05,737 INFO L111 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170304-DifficultPathPrograms/pals_lcr-var-start-time.3.1.ufo.BOUNDED-6.pals.c_9.bpl' [2018-09-26 08:55:05,803 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-09-26 08:55:05,807 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-09-26 08:55:05,807 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-09-26 08:55:05,808 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-09-26 08:55:05,808 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-09-26 08:55:05,826 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "pals_lcr-var-start-time.3.1.ufo.BOUNDED-6.pals.c_9.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 08:55:05" (1/1) ... [2018-09-26 08:55:05,842 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "pals_lcr-var-start-time.3.1.ufo.BOUNDED-6.pals.c_9.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 08:55:05" (1/1) ... [2018-09-26 08:55:05,850 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-09-26 08:55:05,851 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-09-26 08:55:05,851 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-09-26 08:55:05,851 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-09-26 08:55:05,862 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "pals_lcr-var-start-time.3.1.ufo.BOUNDED-6.pals.c_9.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 08:55:05" (1/1) ... [2018-09-26 08:55:05,862 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "pals_lcr-var-start-time.3.1.ufo.BOUNDED-6.pals.c_9.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 08:55:05" (1/1) ... [2018-09-26 08:55:05,865 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "pals_lcr-var-start-time.3.1.ufo.BOUNDED-6.pals.c_9.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 08:55:05" (1/1) ... [2018-09-26 08:55:05,865 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "pals_lcr-var-start-time.3.1.ufo.BOUNDED-6.pals.c_9.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 08:55:05" (1/1) ... [2018-09-26 08:55:05,872 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "pals_lcr-var-start-time.3.1.ufo.BOUNDED-6.pals.c_9.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 08:55:05" (1/1) ... [2018-09-26 08:55:05,875 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "pals_lcr-var-start-time.3.1.ufo.BOUNDED-6.pals.c_9.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 08:55:05" (1/1) ... [2018-09-26 08:55:05,877 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "pals_lcr-var-start-time.3.1.ufo.BOUNDED-6.pals.c_9.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 08:55:05" (1/1) ... [2018-09-26 08:55:05,880 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-09-26 08:55:05,881 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-09-26 08:55:05,881 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-09-26 08:55:05,881 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-09-26 08:55:05,882 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "pals_lcr-var-start-time.3.1.ufo.BOUNDED-6.pals.c_9.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 08:55:05" (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 08:55:05,950 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-09-26 08:55:05,950 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-09-26 08:55:06,891 INFO L346 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-09-26 08:55:06,892 INFO L202 PluginConnector]: Adding new model pals_lcr-var-start-time.3.1.ufo.BOUNDED-6.pals.c_9.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.09 08:55:06 BoogieIcfgContainer [2018-09-26 08:55:06,892 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-09-26 08:55:06,895 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-09-26 08:55:06,895 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-09-26 08:55:06,901 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-09-26 08:55:06,901 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "pals_lcr-var-start-time.3.1.ufo.BOUNDED-6.pals.c_9.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 08:55:05" (1/2) ... [2018-09-26 08:55:06,902 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5b2d83f4 and model type pals_lcr-var-start-time.3.1.ufo.BOUNDED-6.pals.c_9.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.09 08:55:06, skipping insertion in model container [2018-09-26 08:55:06,903 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "pals_lcr-var-start-time.3.1.ufo.BOUNDED-6.pals.c_9.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.09 08:55:06" (2/2) ... [2018-09-26 08:55:06,904 INFO L112 eAbstractionObserver]: Analyzing ICFG pals_lcr-var-start-time.3.1.ufo.BOUNDED-6.pals.c_9.bpl [2018-09-26 08:55:06,915 INFO L137 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:PDR Determinization: PREDICATE_ABSTRACTION [2018-09-26 08:55:06,926 INFO L149 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-09-26 08:55:06,965 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-09-26 08:55:06,966 INFO L381 AbstractCegarLoop]: Interprodecural is true [2018-09-26 08:55:06,966 INFO L382 AbstractCegarLoop]: Hoare is true [2018-09-26 08:55:06,966 INFO L383 AbstractCegarLoop]: Compute interpolants for PDR [2018-09-26 08:55:06,966 INFO L384 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-09-26 08:55:06,966 INFO L385 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-09-26 08:55:06,967 INFO L386 AbstractCegarLoop]: Difference is false [2018-09-26 08:55:06,967 INFO L387 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-09-26 08:55:06,967 INFO L392 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-09-26 08:55:06,982 INFO L276 IsEmpty]: Start isEmpty. Operand 6 states. [2018-09-26 08:55:06,990 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 08:55:06,990 INFO L367 BasicCegarLoop]: Found error trace [2018-09-26 08:55:06,991 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1] [2018-09-26 08:55:06,992 INFO L423 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2018-09-26 08:55:06,998 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-09-26 08:55:06,998 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 08:55:07,025 INFO L69 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-09-26 08:55:07,709 WARN L178 SmtUtils]: Spent 429.00 ms on a formula simplification that was a NOOP. DAG size: 111 [2018-09-26 08:55:07,980 WARN L178 SmtUtils]: Spent 195.00 ms on a formula simplification that was a NOOP. DAG size: 112 [2018-09-26 08:55:08,054 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-26 08:55:08,055 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-09-26 08:55:08,059 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-09-26 08:55:08,064 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-09-26 08:55:08,065 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-09-26 08:55:08,067 INFO L87 Difference]: Start difference. First operand 6 states. Second operand 4 states. [2018-09-26 08:55:08,174 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-26 08:55:08,175 INFO L93 Difference]: Finished difference Result 10 states and 11 transitions. [2018-09-26 08:55:08,175 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-09-26 08:55:08,177 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 4 [2018-09-26 08:55:08,178 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-26 08:55:08,190 INFO L225 Difference]: With dead ends: 10 [2018-09-26 08:55:08,190 INFO L226 Difference]: Without dead ends: 7 [2018-09-26 08:55:08,194 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 40 GetRequests, 35 SyntacticMatches, 1 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-09-26 08:55:08,211 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7 states. [2018-09-26 08:55:08,224 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7 to 7. [2018-09-26 08:55:08,226 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2018-09-26 08:55:08,226 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 7 transitions. [2018-09-26 08:55:08,228 INFO L78 Accepts]: Start accepts. Automaton has 7 states and 7 transitions. Word has length 4 [2018-09-26 08:55:08,229 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-26 08:55:08,229 INFO L480 AbstractCegarLoop]: Abstraction has 7 states and 7 transitions. [2018-09-26 08:55:08,229 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-09-26 08:55:08,230 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 7 transitions. [2018-09-26 08:55:08,230 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-09-26 08:55:08,230 INFO L367 BasicCegarLoop]: Found error trace [2018-09-26 08:55:08,230 INFO L375 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1] [2018-09-26 08:55:08,231 INFO L423 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2018-09-26 08:55:08,231 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-09-26 08:55:08,231 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 08:55:08,242 INFO L69 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-09-26 08:55:08,568 WARN L178 SmtUtils]: Spent 107.00 ms on a formula simplification that was a NOOP. DAG size: 112 [2018-09-26 08:55:08,885 WARN L178 SmtUtils]: Spent 168.00 ms on a formula simplification that was a NOOP. DAG size: 115 [2018-09-26 08:55:09,478 WARN L178 SmtUtils]: Spent 425.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 117 [2018-09-26 08:55:09,972 WARN L178 SmtUtils]: Spent 270.00 ms on a formula simplification. DAG size of input: 190 DAG size of output: 188 [2018-09-26 08:55:10,434 WARN L178 SmtUtils]: Spent 172.00 ms on a formula simplification that was a NOOP. DAG size: 211 [2018-09-26 08:55:11,518 WARN L178 SmtUtils]: Spent 353.00 ms on a formula simplification. DAG size of input: 215 DAG size of output: 215 [2018-09-26 08:55:12,330 WARN L178 SmtUtils]: Spent 175.00 ms on a formula simplification. DAG size of input: 256 DAG size of output: 254 [2018-09-26 08:55:13,106 WARN L178 SmtUtils]: Spent 252.00 ms on a formula simplification that was a NOOP. DAG size: 309 [2018-09-26 08:55:14,497 WARN L178 SmtUtils]: Spent 163.00 ms on a formula simplification that was a NOOP. DAG size: 257 [2018-09-26 08:55:15,781 WARN L178 SmtUtils]: Spent 544.00 ms on a formula simplification. DAG size of input: 312 DAG size of output: 312 [2018-09-26 08:55:17,884 WARN L178 SmtUtils]: Spent 251.00 ms on a formula simplification. DAG size of input: 322 DAG size of output: 320 [2018-09-26 08:55:18,573 WARN L178 SmtUtils]: Spent 158.00 ms on a formula simplification that was a NOOP. DAG size: 321 [2018-09-26 08:55:19,569 WARN L178 SmtUtils]: Spent 480.00 ms on a formula simplification that was a NOOP. DAG size: 410 [2018-09-26 08:55:23,162 WARN L178 SmtUtils]: Spent 197.00 ms on a formula simplification that was a NOOP. DAG size: 325 [2018-09-26 08:55:23,813 WARN L178 SmtUtils]: Spent 118.00 ms on a formula simplification that was a NOOP. DAG size: 326 [2018-09-26 08:55:25,370 WARN L178 SmtUtils]: Spent 989.00 ms on a formula simplification. DAG size of input: 414 DAG size of output: 414 [2018-09-26 08:55:30,753 WARN L178 SmtUtils]: Spent 352.00 ms on a formula simplification. DAG size of input: 390 DAG size of output: 388 [2018-09-26 08:55:31,981 WARN L178 SmtUtils]: Spent 214.00 ms on a formula simplification that was a NOOP. DAG size: 389 [2018-09-26 08:55:33,726 WARN L178 SmtUtils]: Spent 823.00 ms on a formula simplification that was a NOOP. DAG size: 512 [2018-09-26 08:55:42,339 WARN L178 SmtUtils]: Spent 176.00 ms on a formula simplification that was a NOOP. DAG size: 391 [2018-09-26 08:55:43,398 WARN L178 SmtUtils]: Spent 209.00 ms on a formula simplification that was a NOOP. DAG size: 392 [2018-09-26 08:55:46,213 WARN L178 SmtUtils]: Spent 1.73 s on a formula simplification. DAG size of input: 515 DAG size of output: 515 [2018-09-26 08:56:02,137 WARN L178 SmtUtils]: Spent 451.00 ms on a formula simplification. DAG size of input: 456 DAG size of output: 454 [2018-09-26 08:56:04,200 WARN L178 SmtUtils]: Spent 192.00 ms on a formula simplification that was a NOOP. DAG size: 455 [2018-09-26 08:56:07,811 WARN L178 SmtUtils]: Spent 1.49 s on a formula simplification that was a NOOP. DAG size: 613 [2018-09-26 08:56:31,327 WARN L178 SmtUtils]: Spent 194.00 ms on a formula simplification that was a NOOP. DAG size: 458 [2018-09-26 08:56:33,435 WARN L178 SmtUtils]: Spent 286.00 ms on a formula simplification that was a NOOP. DAG size: 459 [2018-09-26 08:56:39,252 WARN L178 SmtUtils]: Spent 2.98 s on a formula simplification. DAG size of input: 616 DAG size of output: 616 [2018-09-26 08:57:12,633 WARN L178 SmtUtils]: Spent 727.00 ms on a formula simplification. DAG size of input: 523 DAG size of output: 521 [2018-09-26 08:57:17,009 WARN L178 SmtUtils]: Spent 299.00 ms on a formula simplification that was a NOOP. DAG size: 522 [2018-09-26 08:57:25,326 WARN L178 SmtUtils]: Spent 3.12 s on a formula simplification that was a NOOP. DAG size: 714 [2018-09-26 08:58:19,724 WARN L178 SmtUtils]: Spent 351.00 ms on a formula simplification that was a NOOP. DAG size: 526 [2018-09-26 08:58:23,872 WARN L178 SmtUtils]: Spent 517.00 ms on a formula simplification that was a NOOP. DAG size: 527 [2018-09-26 08:58:33,378 WARN L178 SmtUtils]: Spent 5.14 s on a formula simplification. DAG size of input: 718 DAG size of output: 718 Received shutdown request... [2018-09-26 08:59:51,463 WARN L521 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in [2018-09-26 08:59:51,463 WARN L549 AbstractCegarLoop]: Verification canceled [2018-09-26 08:59:51,469 WARN L206 ceAbstractionStarter]: Timeout [2018-09-26 08:59:51,469 INFO L202 PluginConnector]: Adding new model pals_lcr-var-start-time.3.1.ufo.BOUNDED-6.pals.c_9.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 26.09 08:59:51 BoogieIcfgContainer [2018-09-26 08:59:51,469 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-09-26 08:59:51,470 INFO L168 Benchmark]: Toolchain (without parser) took 285666.09 ms. Allocated memory was 1.5 GB in the beginning and 1.6 GB in the end (delta: 8.4 MB). Free memory was 1.5 GB in the beginning and 1.1 GB in the end (delta: 353.9 MB). Peak memory consumption was 362.3 MB. Max. memory is 7.1 GB. [2018-09-26 08:59:51,471 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 08:59:51,472 INFO L168 Benchmark]: Boogie Procedure Inliner took 42.65 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 08:59:51,473 INFO L168 Benchmark]: Boogie Preprocessor took 29.88 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 08:59:51,473 INFO L168 Benchmark]: RCFGBuilder took 1011.18 ms. Allocated memory is still 1.5 GB. Free memory was 1.5 GB in the beginning and 1.4 GB in the end (delta: 42.3 MB). Peak memory consumption was 42.3 MB. Max. memory is 7.1 GB. [2018-09-26 08:59:51,474 INFO L168 Benchmark]: TraceAbstraction took 284574.33 ms. Allocated memory was 1.5 GB in the beginning and 1.6 GB in the end (delta: 8.4 MB). Free memory was 1.4 GB in the beginning and 1.1 GB in the end (delta: 311.6 MB). Peak memory consumption was 320.0 MB. Max. memory is 7.1 GB. [2018-09-26 08:59:51,478 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 42.65 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 29.88 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 1011.18 ms. Allocated memory is still 1.5 GB. Free memory was 1.5 GB in the beginning and 1.4 GB in the end (delta: 42.3 MB). Peak memory consumption was 42.3 MB. Max. memory is 7.1 GB. * TraceAbstraction took 284574.33 ms. Allocated memory was 1.5 GB in the beginning and 1.6 GB in the end (delta: 8.4 MB). Free memory was 1.4 GB in the beginning and 1.1 GB in the end (delta: 311.6 MB). Peak memory consumption was 320.0 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - TimeoutResultAtElement [Line: 314]: Timeout (TraceAbstraction) Unable to prove that assertion always holds (line 314). Cancelled while BasicCegarLoop was analyzing trace of length 7 with TraceHistMax 2, while PredicateComparison was comparing new predicate (quantified with 0quantifier alternations) to 45 known predicates. - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 15 locations, 1 error locations. TIMEOUT Result, 284.5s OverallTime, 2 OverallIterations, 2 TraceHistogramMax, 0.1s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 4 SDtfs, 1 SDslu, 4 SDs, 0 SdLazy, 7 SolverSat, 1 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 40 GetRequests, 35 SyntacticMatches, 1 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.8s 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: 0.9s 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.3.1.ufo.BOUNDED-6.pals.c_9.bpl_AutomizerBpl-pdr-z3.epf_AutomizerBplInline.xml/Csv-Benchmark-0-2018-09-26_08-59-51-493.csv Written .csv to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/csv/pals_lcr-var-start-time.3.1.ufo.BOUNDED-6.pals.c_9.bpl_AutomizerBpl-pdr-z3.epf_AutomizerBplInline.xml/Csv-TraceAbstractionBenchmarks-0-2018-09-26_08-59-51-493.csv Completed graceful shutdown