java -Xmx8000000000 -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./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-e6fd87c [2018-07-25 14:03:36,617 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-07-25 14:03:36,620 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-07-25 14:03:36,638 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-07-25 14:03:36,639 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-07-25 14:03:36,642 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-07-25 14:03:36,644 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-07-25 14:03:36,647 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-07-25 14:03:36,649 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-07-25 14:03:36,651 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-07-25 14:03:36,654 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-07-25 14:03:36,655 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-07-25 14:03:36,656 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-07-25 14:03:36,657 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-07-25 14:03:36,660 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-07-25 14:03:36,668 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-07-25 14:03:36,669 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-07-25 14:03:36,674 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-07-25 14:03:36,679 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-07-25 14:03:36,683 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-07-25 14:03:36,684 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-07-25 14:03:36,688 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-07-25 14:03:36,692 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-07-25 14:03:36,692 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-07-25 14:03:36,693 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-07-25 14:03:36,694 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-07-25 14:03:36,695 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-07-25 14:03:36,696 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-07-25 14:03:36,697 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-07-25 14:03:36,700 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-07-25 14:03:36,700 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-07-25 14:03:36,702 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-07-25 14:03:36,704 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-07-25 14:03:36,704 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-07-25 14:03:36,706 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-07-25 14:03:36,707 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-07-25 14:03:36,708 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/Pdr/AutomizerBpl-pdr-z3.epf [2018-07-25 14:03:36,722 INFO L110 SettingsManager]: Loading preferences was successful [2018-07-25 14:03:36,722 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-07-25 14:03:36,724 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-07-25 14:03:36,724 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=PDR [2018-07-25 14:03:36,724 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-07-25 14:03:36,724 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in [2018-07-25 14:03:36,724 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-07-25 14:03:36,771 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-07-25 14:03:36,786 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-07-25 14:03:36,792 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-07-25 14:03:36,794 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2018-07-25 14:03:36,795 INFO L276 PluginConnector]: Boogie PL CUP Parser initialized [2018-07-25 14:03:36,796 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170304-DifficultPathPrograms/pals_lcr-var-start-time.3.1.ufo.BOUNDED-6.pals.c_9.bpl [2018-07-25 14:03:36,796 INFO L111 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170304-DifficultPathPrograms/pals_lcr-var-start-time.3.1.ufo.BOUNDED-6.pals.c_9.bpl' [2018-07-25 14:03:36,914 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-07-25 14:03:36,917 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-07-25 14:03:36,918 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-07-25 14:03:36,918 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-07-25 14:03:36,919 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-07-25 14:03:36,941 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 25.07 02:03:36" (1/1) ... [2018-07-25 14:03:36,962 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 25.07 02:03:36" (1/1) ... [2018-07-25 14:03:36,971 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-07-25 14:03:36,972 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-07-25 14:03:36,973 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-07-25 14:03:36,973 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-07-25 14:03:36,984 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 25.07 02:03:36" (1/1) ... [2018-07-25 14:03:36,984 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 25.07 02:03:36" (1/1) ... [2018-07-25 14:03:36,988 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 25.07 02:03:36" (1/1) ... [2018-07-25 14:03:36,989 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 25.07 02:03:36" (1/1) ... [2018-07-25 14:03:37,005 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 25.07 02:03:36" (1/1) ... [2018-07-25 14:03:37,010 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 25.07 02:03:36" (1/1) ... [2018-07-25 14:03:37,013 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 25.07 02:03:36" (1/1) ... [2018-07-25 14:03:37,017 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-07-25 14:03:37,018 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-07-25 14:03:37,018 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-07-25 14:03:37,018 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-07-25 14:03:37,019 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 25.07 02:03:36" (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 [2018-07-25 14:03:37,103 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-07-25 14:03:37,103 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-07-25 14:03:38,026 INFO L273 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-07-25 14:03:38,026 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 25.07 02:03:38 BoogieIcfgContainer [2018-07-25 14:03:38,027 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-07-25 14:03:38,028 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-07-25 14:03:38,028 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-07-25 14:03:38,032 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-07-25 14:03:38,032 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 25.07 02:03:36" (1/2) ... [2018-07-25 14:03:38,033 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@404b4dc8 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 25.07 02:03:38, skipping insertion in model container [2018-07-25 14:03:38,033 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 25.07 02:03:38" (2/2) ... [2018-07-25 14:03:38,035 INFO L112 eAbstractionObserver]: Analyzing ICFG pals_lcr-var-start-time.3.1.ufo.BOUNDED-6.pals.c_9.bpl [2018-07-25 14:03:38,047 INFO L133 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:PDR Determinization: PREDICATE_ABSTRACTION [2018-07-25 14:03:38,059 INFO L145 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-07-25 14:03:38,103 INFO L128 ementStrategyFactory]: Using default assertion order modulation [2018-07-25 14:03:38,104 INFO L374 AbstractCegarLoop]: Interprodecural is true [2018-07-25 14:03:38,104 INFO L375 AbstractCegarLoop]: Hoare is true [2018-07-25 14:03:38,104 INFO L376 AbstractCegarLoop]: Compute interpolants for PDR [2018-07-25 14:03:38,105 INFO L377 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-07-25 14:03:38,105 INFO L378 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-07-25 14:03:38,105 INFO L379 AbstractCegarLoop]: Difference is false [2018-07-25 14:03:38,105 INFO L380 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-07-25 14:03:38,105 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-07-25 14:03:38,123 INFO L276 IsEmpty]: Start isEmpty. Operand 6 states. [2018-07-25 14:03:38,135 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-07-25 14:03:38,136 INFO L346 BasicCegarLoop]: Found error trace [2018-07-25 14:03:38,137 INFO L354 BasicCegarLoop]: trace histogram [1, 1, 1, 1] [2018-07-25 14:03:38,139 INFO L415 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2018-07-25 14:03:38,145 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 [2018-07-25 14:03:38,165 INFO L69 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-07-25 14:03:38,770 WARN L169 SmtUtils]: Spent 312.00 ms on a formula simplification that was a NOOP. DAG size: 111 [2018-07-25 14:03:39,080 WARN L169 SmtUtils]: Spent 215.00 ms on a formula simplification that was a NOOP. DAG size: 112 [2018-07-25 14:03:39,137 INFO L309 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-07-25 14:03:39,138 INFO L324 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-07-25 14:03:39,142 INFO L451 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-07-25 14:03:39,147 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-07-25 14:03:39,148 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-07-25 14:03:39,150 INFO L87 Difference]: Start difference. First operand 6 states. Second operand 4 states. [2018-07-25 14:03:39,216 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-07-25 14:03:39,216 INFO L93 Difference]: Finished difference Result 10 states and 11 transitions. [2018-07-25 14:03:39,217 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-07-25 14:03:39,219 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 4 [2018-07-25 14:03:39,219 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-07-25 14:03:39,230 INFO L225 Difference]: With dead ends: 10 [2018-07-25 14:03:39,230 INFO L226 Difference]: Without dead ends: 7 [2018-07-25 14:03:39,234 INFO L574 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 [2018-07-25 14:03:39,254 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7 states. [2018-07-25 14:03:39,270 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7 to 7. [2018-07-25 14:03:39,272 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2018-07-25 14:03:39,273 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 7 transitions. [2018-07-25 14:03:39,275 INFO L78 Accepts]: Start accepts. Automaton has 7 states and 7 transitions. Word has length 4 [2018-07-25 14:03:39,276 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-07-25 14:03:39,276 INFO L472 AbstractCegarLoop]: Abstraction has 7 states and 7 transitions. [2018-07-25 14:03:39,276 INFO L473 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-07-25 14:03:39,277 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 7 transitions. [2018-07-25 14:03:39,277 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-07-25 14:03:39,277 INFO L346 BasicCegarLoop]: Found error trace [2018-07-25 14:03:39,277 INFO L354 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1] [2018-07-25 14:03:39,278 INFO L415 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2018-07-25 14:03:39,278 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 [2018-07-25 14:03:39,296 INFO L69 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-07-25 14:03:39,589 WARN L169 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 112 [2018-07-25 14:03:40,121 WARN L169 SmtUtils]: Spent 373.00 ms on a formula simplification that was a NOOP. DAG size: 115 [2018-07-25 14:03:40,352 WARN L169 SmtUtils]: Spent 182.00 ms on a formula simplification that was a NOOP. DAG size: 116 [2018-07-25 14:03:40,565 WARN L169 SmtUtils]: Spent 176.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 117 [2018-07-25 14:03:40,953 WARN L169 SmtUtils]: Spent 161.00 ms on a formula simplification. DAG size of input: 190 DAG size of output: 188 [2018-07-25 14:03:41,450 WARN L169 SmtUtils]: Spent 233.00 ms on a formula simplification that was a NOOP. DAG size: 211 [2018-07-25 14:03:42,570 WARN L169 SmtUtils]: Spent 377.00 ms on a formula simplification. DAG size of input: 215 DAG size of output: 215 [2018-07-25 14:03:43,368 WARN L169 SmtUtils]: Spent 175.00 ms on a formula simplification. DAG size of input: 256 DAG size of output: 254 [2018-07-25 14:03:44,145 WARN L169 SmtUtils]: Spent 262.00 ms on a formula simplification that was a NOOP. DAG size: 309 [2018-07-25 14:03:46,781 WARN L169 SmtUtils]: Spent 567.00 ms on a formula simplification. DAG size of input: 312 DAG size of output: 312 [2018-07-25 14:03:48,988 WARN L169 SmtUtils]: Spent 266.00 ms on a formula simplification. DAG size of input: 322 DAG size of output: 320 [2018-07-25 14:03:49,683 WARN L169 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 321 [2018-07-25 14:03:50,705 WARN L169 SmtUtils]: Spent 501.00 ms on a formula simplification that was a NOOP. DAG size: 410 [2018-07-25 14:03:54,262 WARN L169 SmtUtils]: Spent 193.00 ms on a formula simplification that was a NOOP. DAG size: 325 [2018-07-25 14:03:54,971 WARN L169 SmtUtils]: Spent 125.00 ms on a formula simplification that was a NOOP. DAG size: 326 [2018-07-25 14:03:56,557 WARN L169 SmtUtils]: Spent 1.02 s on a formula simplification. DAG size of input: 414 DAG size of output: 414 [2018-07-25 14:04:02,121 WARN L169 SmtUtils]: Spent 372.00 ms on a formula simplification. DAG size of input: 390 DAG size of output: 388 [2018-07-25 14:04:03,376 WARN L169 SmtUtils]: Spent 213.00 ms on a formula simplification that was a NOOP. DAG size: 389 [2018-07-25 14:04:05,148 WARN L169 SmtUtils]: Spent 825.00 ms on a formula simplification that was a NOOP. DAG size: 512 [2018-07-25 14:04:13,921 WARN L169 SmtUtils]: Spent 180.00 ms on a formula simplification that was a NOOP. DAG size: 391 [2018-07-25 14:04:15,002 WARN L169 SmtUtils]: Spent 212.00 ms on a formula simplification that was a NOOP. DAG size: 392 [2018-07-25 14:04:17,892 WARN L169 SmtUtils]: Spent 1.77 s on a formula simplification. DAG size of input: 515 DAG size of output: 515 [2018-07-25 14:04:34,193 WARN L169 SmtUtils]: Spent 470.00 ms on a formula simplification. DAG size of input: 456 DAG size of output: 454 [2018-07-25 14:04:36,210 WARN L169 SmtUtils]: Spent 201.00 ms on a formula simplification that was a NOOP. DAG size: 455 [2018-07-25 14:04:39,828 WARN L169 SmtUtils]: Spent 1.48 s on a formula simplification that was a NOOP. DAG size: 613 [2018-07-25 14:05:03,610 WARN L169 SmtUtils]: Spent 193.00 ms on a formula simplification that was a NOOP. DAG size: 458 [2018-07-25 14:05:05,750 WARN L169 SmtUtils]: Spent 308.00 ms on a formula simplification that was a NOOP. DAG size: 459 [2018-07-25 14:05:11,706 WARN L169 SmtUtils]: Spent 3.07 s on a formula simplification. DAG size of input: 616 DAG size of output: 616 [2018-07-25 14:05:45,068 WARN L169 SmtUtils]: Spent 723.00 ms on a formula simplification. DAG size of input: 523 DAG size of output: 521 [2018-07-25 14:05:49,376 WARN L169 SmtUtils]: Spent 288.00 ms on a formula simplification that was a NOOP. DAG size: 522 [2018-07-25 14:05:57,575 WARN L169 SmtUtils]: Spent 3.03 s on a formula simplification that was a NOOP. DAG size: 714 [2018-07-25 14:06:51,826 WARN L169 SmtUtils]: Spent 343.00 ms on a formula simplification that was a NOOP. DAG size: 526 [2018-07-25 14:06:56,078 WARN L169 SmtUtils]: Spent 540.00 ms on a formula simplification that was a NOOP. DAG size: 527 [2018-07-25 14:07:05,547 WARN L169 SmtUtils]: Spent 5.13 s on a formula simplification. DAG size of input: 718 DAG size of output: 718 Received shutdown request... [2018-07-25 14:08:23,483 WARN L513 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in [2018-07-25 14:08:23,483 WARN L541 AbstractCegarLoop]: Verification canceled [2018-07-25 14:08:23,490 WARN L202 ceAbstractionStarter]: Timeout [2018-07-25 14:08:23,490 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 25.07 02:08:23 BoogieIcfgContainer [2018-07-25 14:08:23,490 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-07-25 14:08:23,491 INFO L168 Benchmark]: Toolchain (without parser) took 286576.95 ms. Allocated memory was 1.5 GB in the beginning and 1.6 GB in the end (delta: 40.4 MB). Free memory was 1.5 GB in the beginning and 1.5 GB in the end (delta: -49.3 MB). Peak memory consumption was 633.0 MB. Max. memory is 7.1 GB. [2018-07-25 14:08:23,493 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.29 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. [2018-07-25 14:08:23,493 INFO L168 Benchmark]: Boogie Procedure Inliner took 53.70 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. [2018-07-25 14:08:23,494 INFO L168 Benchmark]: Boogie Preprocessor took 44.90 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. [2018-07-25 14:08:23,494 INFO L168 Benchmark]: RCFGBuilder took 1008.95 ms. Allocated memory is still 1.5 GB. Free memory was 1.5 GB in the beginning and 1.4 GB in the end (delta: 52.8 MB). Peak memory consumption was 52.8 MB. Max. memory is 7.1 GB. [2018-07-25 14:08:23,495 INFO L168 Benchmark]: TraceAbstraction took 285462.80 ms. Allocated memory was 1.5 GB in the beginning and 1.6 GB in the end (delta: 40.4 MB). Free memory was 1.4 GB in the beginning and 1.5 GB in the end (delta: -102.1 MB). Peak memory consumption was 580.1 MB. Max. memory is 7.1 GB. [2018-07-25 14:08:23,500 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 0.29 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 53.70 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 44.90 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 1008.95 ms. Allocated memory is still 1.5 GB. Free memory was 1.5 GB in the beginning and 1.4 GB in the end (delta: 52.8 MB). Peak memory consumption was 52.8 MB. Max. memory is 7.1 GB. * TraceAbstraction took 285462.80 ms. Allocated memory was 1.5 GB in the beginning and 1.6 GB in the end (delta: 40.4 MB). Free memory was 1.4 GB in the beginning and 1.5 GB in the end (delta: -102.1 MB). Peak memory consumption was 580.1 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, 285.3s OverallTime, 2 OverallIterations, 2 TraceHistogramMax, 0.0s 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-0-2018-07-25_14-08-23-515.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-0-2018-07-25_14-08-23-515.csv Completed graceful shutdown