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.5.1.ufo.UNBOUNDED.pals.c_11.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.23-ff8eab6 [2018-09-26 08:58:08,027 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-09-26 08:58:08,029 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-09-26 08:58:08,048 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-09-26 08:58:08,048 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-09-26 08:58:08,049 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-09-26 08:58:08,051 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-09-26 08:58:08,052 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-09-26 08:58:08,054 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-09-26 08:58:08,055 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-09-26 08:58:08,056 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-09-26 08:58:08,056 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-09-26 08:58:08,057 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-09-26 08:58:08,058 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-09-26 08:58:08,059 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-09-26 08:58:08,060 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-09-26 08:58:08,061 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-09-26 08:58:08,063 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-09-26 08:58:08,065 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-09-26 08:58:08,067 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-09-26 08:58:08,068 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-09-26 08:58:08,069 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-09-26 08:58:08,072 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-09-26 08:58:08,072 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-09-26 08:58:08,072 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-09-26 08:58:08,073 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-09-26 08:58:08,074 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-09-26 08:58:08,075 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-09-26 08:58:08,076 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-09-26 08:58:08,077 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-09-26 08:58:08,077 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-09-26 08:58:08,078 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-09-26 08:58:08,078 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-09-26 08:58:08,078 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-09-26 08:58:08,079 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-09-26 08:58:08,081 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-09-26 08:58:08,082 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 08:58:08,097 INFO L110 SettingsManager]: Loading preferences was successful [2018-09-26 08:58:08,097 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-09-26 08:58:08,099 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-09-26 08:58:08,099 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=PDR [2018-09-26 08:58:08,099 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-09-26 08:58:08,099 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in [2018-09-26 08:58:08,099 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-09-26 08:58:08,143 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-09-26 08:58:08,159 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-09-26 08:58:08,167 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-09-26 08:58:08,169 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2018-09-26 08:58:08,170 INFO L276 PluginConnector]: Boogie PL CUP Parser initialized [2018-09-26 08:58:08,170 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170304-DifficultPathPrograms/pals_lcr-var-start-time.5.1.ufo.UNBOUNDED.pals.c_11.bpl [2018-09-26 08:58:08,171 INFO L111 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170304-DifficultPathPrograms/pals_lcr-var-start-time.5.1.ufo.UNBOUNDED.pals.c_11.bpl' [2018-09-26 08:58:08,282 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-09-26 08:58:08,289 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-09-26 08:58:08,290 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-09-26 08:58:08,290 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-09-26 08:58:08,290 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-09-26 08:58:08,312 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "pals_lcr-var-start-time.5.1.ufo.UNBOUNDED.pals.c_11.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 08:58:08" (1/1) ... [2018-09-26 08:58:08,337 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "pals_lcr-var-start-time.5.1.ufo.UNBOUNDED.pals.c_11.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 08:58:08" (1/1) ... [2018-09-26 08:58:08,350 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-09-26 08:58:08,351 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-09-26 08:58:08,351 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-09-26 08:58:08,351 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-09-26 08:58:08,362 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "pals_lcr-var-start-time.5.1.ufo.UNBOUNDED.pals.c_11.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 08:58:08" (1/1) ... [2018-09-26 08:58:08,362 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "pals_lcr-var-start-time.5.1.ufo.UNBOUNDED.pals.c_11.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 08:58:08" (1/1) ... [2018-09-26 08:58:08,365 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "pals_lcr-var-start-time.5.1.ufo.UNBOUNDED.pals.c_11.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 08:58:08" (1/1) ... [2018-09-26 08:58:08,365 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "pals_lcr-var-start-time.5.1.ufo.UNBOUNDED.pals.c_11.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 08:58:08" (1/1) ... [2018-09-26 08:58:08,374 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "pals_lcr-var-start-time.5.1.ufo.UNBOUNDED.pals.c_11.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 08:58:08" (1/1) ... [2018-09-26 08:58:08,379 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "pals_lcr-var-start-time.5.1.ufo.UNBOUNDED.pals.c_11.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 08:58:08" (1/1) ... [2018-09-26 08:58:08,384 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "pals_lcr-var-start-time.5.1.ufo.UNBOUNDED.pals.c_11.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 08:58:08" (1/1) ... [2018-09-26 08:58:08,391 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-09-26 08:58:08,395 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-09-26 08:58:08,395 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-09-26 08:58:08,395 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-09-26 08:58:08,396 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "pals_lcr-var-start-time.5.1.ufo.UNBOUNDED.pals.c_11.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 08:58:08" (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 08:58:08,483 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-09-26 08:58:08,483 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-09-26 08:58:09,660 INFO L346 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-09-26 08:58:09,660 INFO L202 PluginConnector]: Adding new model pals_lcr-var-start-time.5.1.ufo.UNBOUNDED.pals.c_11.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.09 08:58:09 BoogieIcfgContainer [2018-09-26 08:58:09,661 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-09-26 08:58:09,662 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-09-26 08:58:09,662 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-09-26 08:58:09,665 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-09-26 08:58:09,666 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "pals_lcr-var-start-time.5.1.ufo.UNBOUNDED.pals.c_11.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 08:58:08" (1/2) ... [2018-09-26 08:58:09,667 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@b557ef4 and model type pals_lcr-var-start-time.5.1.ufo.UNBOUNDED.pals.c_11.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.09 08:58:09, skipping insertion in model container [2018-09-26 08:58:09,667 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "pals_lcr-var-start-time.5.1.ufo.UNBOUNDED.pals.c_11.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.09 08:58:09" (2/2) ... [2018-09-26 08:58:09,671 INFO L112 eAbstractionObserver]: Analyzing ICFG pals_lcr-var-start-time.5.1.ufo.UNBOUNDED.pals.c_11.bpl [2018-09-26 08:58:09,693 INFO L137 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:PDR Determinization: PREDICATE_ABSTRACTION [2018-09-26 08:58:09,708 INFO L149 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-09-26 08:58:09,755 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-09-26 08:58:09,756 INFO L381 AbstractCegarLoop]: Interprodecural is true [2018-09-26 08:58:09,756 INFO L382 AbstractCegarLoop]: Hoare is true [2018-09-26 08:58:09,757 INFO L383 AbstractCegarLoop]: Compute interpolants for PDR [2018-09-26 08:58:09,757 INFO L384 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-09-26 08:58:09,757 INFO L385 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-09-26 08:58:09,757 INFO L386 AbstractCegarLoop]: Difference is false [2018-09-26 08:58:09,758 INFO L387 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-09-26 08:58:09,758 INFO L392 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-09-26 08:58:09,773 INFO L276 IsEmpty]: Start isEmpty. Operand 6 states. [2018-09-26 08:58:09,781 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 08:58:09,782 INFO L367 BasicCegarLoop]: Found error trace [2018-09-26 08:58:09,783 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1] [2018-09-26 08:58:09,784 INFO L423 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2018-09-26 08:58:09,790 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-09-26 08:58:09,790 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 08:58:09,820 INFO L69 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-09-26 08:58:10,569 WARN L178 SmtUtils]: Spent 380.00 ms on a formula simplification that was a NOOP. DAG size: 141 [2018-09-26 08:58:10,871 WARN L178 SmtUtils]: Spent 187.00 ms on a formula simplification that was a NOOP. DAG size: 142 [2018-09-26 08:58:10,933 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-26 08:58:10,934 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-09-26 08:58:10,937 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-09-26 08:58:10,942 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-09-26 08:58:10,943 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-09-26 08:58:10,946 INFO L87 Difference]: Start difference. First operand 6 states. Second operand 4 states. [2018-09-26 08:58:11,026 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-26 08:58:11,027 INFO L93 Difference]: Finished difference Result 10 states and 11 transitions. [2018-09-26 08:58:11,031 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-09-26 08:58:11,032 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 4 [2018-09-26 08:58:11,033 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-26 08:58:11,050 INFO L225 Difference]: With dead ends: 10 [2018-09-26 08:58:11,050 INFO L226 Difference]: Without dead ends: 7 [2018-09-26 08:58:11,054 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 40 GetRequests, 35 SyntacticMatches, 1 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-09-26 08:58:11,073 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7 states. [2018-09-26 08:58:11,090 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7 to 7. [2018-09-26 08:58:11,091 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2018-09-26 08:58:11,092 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 7 transitions. [2018-09-26 08:58:11,094 INFO L78 Accepts]: Start accepts. Automaton has 7 states and 7 transitions. Word has length 4 [2018-09-26 08:58:11,094 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-26 08:58:11,094 INFO L480 AbstractCegarLoop]: Abstraction has 7 states and 7 transitions. [2018-09-26 08:58:11,095 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-09-26 08:58:11,095 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 7 transitions. [2018-09-26 08:58:11,095 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-09-26 08:58:11,096 INFO L367 BasicCegarLoop]: Found error trace [2018-09-26 08:58:11,096 INFO L375 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1] [2018-09-26 08:58:11,096 INFO L423 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2018-09-26 08:58:11,096 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-09-26 08:58:11,097 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 08:58:11,112 INFO L69 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-09-26 08:58:11,429 WARN L178 SmtUtils]: Spent 233.00 ms on a formula simplification that was a NOOP. DAG size: 141 [2018-09-26 08:58:11,693 WARN L178 SmtUtils]: Spent 231.00 ms on a formula simplification that was a NOOP. DAG size: 142 [2018-09-26 08:58:12,192 WARN L178 SmtUtils]: Spent 302.00 ms on a formula simplification that was a NOOP. DAG size: 145 [2018-09-26 08:58:12,422 WARN L178 SmtUtils]: Spent 169.00 ms on a formula simplification that was a NOOP. DAG size: 146 [2018-09-26 08:58:12,791 WARN L178 SmtUtils]: Spent 315.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 147 [2018-09-26 08:58:13,035 WARN L178 SmtUtils]: Spent 123.00 ms on a formula simplification that was a NOOP. DAG size: 253 [2018-09-26 08:58:13,580 WARN L178 SmtUtils]: Spent 209.00 ms on a formula simplification that was a NOOP. DAG size: 282 [2018-09-26 08:58:15,166 WARN L178 SmtUtils]: Spent 491.00 ms on a formula simplification. DAG size of input: 286 DAG size of output: 286 [2018-09-26 08:58:16,120 WARN L178 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 344 [2018-09-26 08:58:16,549 WARN L178 SmtUtils]: Spent 113.00 ms on a formula simplification that was a NOOP. DAG size: 345 [2018-09-26 08:58:17,497 WARN L178 SmtUtils]: Spent 476.00 ms on a formula simplification that was a NOOP. DAG size: 421 [2018-09-26 08:58:18,808 WARN L178 SmtUtils]: Spent 112.00 ms on a formula simplification that was a NOOP. DAG size: 348 [2018-09-26 08:58:19,279 WARN L178 SmtUtils]: Spent 130.00 ms on a formula simplification that was a NOOP. DAG size: 349 [2018-09-26 08:58:20,581 WARN L178 SmtUtils]: Spent 872.00 ms on a formula simplification. DAG size of input: 425 DAG size of output: 425 [2018-09-26 08:58:22,936 WARN L178 SmtUtils]: Spent 166.00 ms on a formula simplification that was a NOOP. DAG size: 436 [2018-09-26 08:58:23,676 WARN L178 SmtUtils]: Spent 122.00 ms on a formula simplification that was a NOOP. DAG size: 437 [2018-09-26 08:58:25,356 WARN L178 SmtUtils]: Spent 1.09 s on a formula simplification that was a NOOP. DAG size: 570 [2018-09-26 08:58:29,057 WARN L178 SmtUtils]: Spent 172.00 ms on a formula simplification that was a NOOP. DAG size: 440 [2018-09-26 08:58:29,921 WARN L178 SmtUtils]: Spent 193.00 ms on a formula simplification that was a NOOP. DAG size: 441 [2018-09-26 08:58:33,163 WARN L178 SmtUtils]: Spent 2.23 s on a formula simplification. DAG size of input: 574 DAG size of output: 574 [2018-09-26 08:58:39,094 WARN L178 SmtUtils]: Spent 167.00 ms on a formula simplification that was a NOOP. DAG size: 528 [2018-09-26 08:58:40,433 WARN L178 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 529 [2018-09-26 08:58:44,183 WARN L178 SmtUtils]: Spent 2.58 s on a formula simplification that was a NOOP. DAG size: 719 [2018-09-26 08:58:54,143 WARN L178 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 532 [2018-09-26 08:58:55,524 WARN L178 SmtUtils]: Spent 158.00 ms on a formula simplification that was a NOOP. DAG size: 533 [2018-09-26 08:59:03,090 WARN L178 SmtUtils]: Spent 5.48 s on a formula simplification. DAG size of input: 723 DAG size of output: 723 [2018-09-26 08:59:18,943 WARN L178 SmtUtils]: Spent 176.00 ms on a formula simplification that was a NOOP. DAG size: 620 [2018-09-26 08:59:21,411 WARN L178 SmtUtils]: Spent 215.00 ms on a formula simplification that was a NOOP. DAG size: 621 [2018-09-26 08:59:29,730 WARN L178 SmtUtils]: Spent 6.02 s on a formula simplification that was a NOOP. DAG size: 868 [2018-09-26 08:59:53,331 WARN L178 SmtUtils]: Spent 190.00 ms on a formula simplification that was a NOOP. DAG size: 624 [2018-09-26 08:59:56,018 WARN L178 SmtUtils]: Spent 325.00 ms on a formula simplification that was a NOOP. DAG size: 625 [2018-09-26 09:00:11,106 WARN L178 SmtUtils]: Spent 12.92 s on a formula simplification. DAG size of input: 872 DAG size of output: 872 [2018-09-26 09:00:46,114 WARN L178 SmtUtils]: Spent 342.00 ms on a formula simplification that was a NOOP. DAG size: 712 [2018-09-26 09:00:50,056 WARN L178 SmtUtils]: Spent 286.00 ms on a formula simplification that was a NOOP. DAG size: 713 [2018-09-26 09:01:06,833 WARN L178 SmtUtils]: Spent 12.85 s on a formula simplification that was a NOOP. DAG size: 1017 [2018-09-26 09:02:01,364 WARN L178 SmtUtils]: Spent 274.00 ms on a formula simplification that was a NOOP. DAG size: 716 [2018-09-26 09:02:05,382 WARN L178 SmtUtils]: Spent 348.00 ms on a formula simplification that was a NOOP. DAG size: 717 [2018-09-26 09:02:39,374 WARN L178 SmtUtils]: Spent 27.40 s on a formula simplification. DAG size of input: 1021 DAG size of output: 1021 Received shutdown request... [2018-09-26 09:02:55,491 WARN L521 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in [2018-09-26 09:02:55,492 WARN L549 AbstractCegarLoop]: Verification canceled [2018-09-26 09:02:55,498 WARN L206 ceAbstractionStarter]: Timeout [2018-09-26 09:02:55,498 INFO L202 PluginConnector]: Adding new model pals_lcr-var-start-time.5.1.ufo.UNBOUNDED.pals.c_11.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 26.09 09:02:55 BoogieIcfgContainer [2018-09-26 09:02:55,498 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-09-26 09:02:55,499 INFO L168 Benchmark]: Toolchain (without parser) took 287216.37 ms. Allocated memory was 1.5 GB in the beginning and 1.5 GB in the end (delta: -28.3 MB). Free memory was 1.5 GB in the beginning and 1.1 GB in the end (delta: 328.7 MB). Peak memory consumption was 300.4 MB. Max. memory is 7.1 GB. [2018-09-26 09:02:55,501 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.23 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 09:02:55,501 INFO L168 Benchmark]: Boogie Procedure Inliner took 60.77 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 09:02:55,502 INFO L168 Benchmark]: Boogie Preprocessor took 40.30 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 09:02:55,502 INFO L168 Benchmark]: RCFGBuilder took 1266.29 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 09:02:55,503 INFO L168 Benchmark]: TraceAbstraction took 285836.81 ms. Allocated memory was 1.5 GB in the beginning and 1.5 GB in the end (delta: -28.3 MB). Free memory was 1.4 GB in the beginning and 1.1 GB in the end (delta: 265.3 MB). Peak memory consumption was 237.0 MB. Max. memory is 7.1 GB. [2018-09-26 09:02:55,507 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 0.23 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 60.77 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 40.30 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 1266.29 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 285836.81 ms. Allocated memory was 1.5 GB in the beginning and 1.5 GB in the end (delta: -28.3 MB). Free memory was 1.4 GB in the beginning and 1.1 GB in the end (delta: 265.3 MB). Peak memory consumption was 237.0 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, 285.7s 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, 0.9s 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: 1.0s 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.5.1.ufo.UNBOUNDED.pals.c_11.bpl_AutomizerBpl-pdr-z3.epf_AutomizerBplInline.xml/Csv-Benchmark-0-2018-09-26_09-02-55-523.csv Written .csv to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/csv/pals_lcr-var-start-time.5.1.ufo.UNBOUNDED.pals.c_11.bpl_AutomizerBpl-pdr-z3.epf_AutomizerBplInline.xml/Csv-TraceAbstractionBenchmarks-0-2018-09-26_09-02-55-523.csv Completed graceful shutdown