java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerBplInline.xml -i ../../../trunk/examples/programs/random/RanFile051.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.24-b8c145f [2019-08-05 10:04:30,445 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-05 10:04:30,447 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-05 10:04:30,460 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-05 10:04:30,460 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-05 10:04:30,461 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-05 10:04:30,463 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-05 10:04:30,464 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-05 10:04:30,466 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-05 10:04:30,467 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-05 10:04:30,468 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-05 10:04:30,468 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-05 10:04:30,469 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-05 10:04:30,470 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-05 10:04:30,470 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-05 10:04:30,472 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-05 10:04:30,473 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-05 10:04:30,474 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-05 10:04:30,475 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-05 10:04:30,478 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-05 10:04:30,479 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-05 10:04:30,480 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-05 10:04:30,482 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-05 10:04:30,482 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-05 10:04:30,485 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-05 10:04:30,485 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-05 10:04:30,485 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-05 10:04:30,486 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-05 10:04:30,487 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-05 10:04:30,488 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-05 10:04:30,488 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-05 10:04:30,489 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-05 10:04:30,490 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-05 10:04:30,490 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-05 10:04:30,491 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-05 10:04:30,492 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-05 10:04:30,492 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-05 10:04:30,493 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-05 10:04:30,493 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-05 10:04:30,494 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-05 10:04:30,494 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-05 10:04:30,521 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-05 10:04:30,533 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-05 10:04:30,537 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-05 10:04:30,538 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-08-05 10:04:30,539 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2019-08-05 10:04:30,540 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/random/RanFile051.bpl [2019-08-05 10:04:30,540 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/random/RanFile051.bpl' [2019-08-05 10:04:30,611 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-05 10:04:30,612 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-08-05 10:04:30,613 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-08-05 10:04:30,613 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-08-05 10:04:30,614 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-08-05 10:04:30,632 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "RanFile051.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 10:04:30" (1/1) ... [2019-08-05 10:04:30,651 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "RanFile051.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 10:04:30" (1/1) ... [2019-08-05 10:04:30,665 WARN L165 Inliner]: Program contained no entry procedure! [2019-08-05 10:04:30,666 WARN L168 Inliner]: Missing entry procedures: [ULTIMATE.start] [2019-08-05 10:04:30,666 WARN L175 Inliner]: Fallback enabled. All procedures will be processed. [2019-08-05 10:04:30,673 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-08-05 10:04:30,674 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-05 10:04:30,675 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-05 10:04:30,675 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-05 10:04:30,687 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "RanFile051.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 10:04:30" (1/1) ... [2019-08-05 10:04:30,688 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "RanFile051.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 10:04:30" (1/1) ... [2019-08-05 10:04:30,692 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "RanFile051.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 10:04:30" (1/1) ... [2019-08-05 10:04:30,693 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "RanFile051.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 10:04:30" (1/1) ... [2019-08-05 10:04:30,719 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "RanFile051.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 10:04:30" (1/1) ... [2019-08-05 10:04:30,740 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "RanFile051.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 10:04:30" (1/1) ... [2019-08-05 10:04:30,743 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "RanFile051.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 10:04:30" (1/1) ... [2019-08-05 10:04:30,748 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-05 10:04:30,749 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-05 10:04:30,749 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-05 10:04:30,749 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-05 10:04:30,750 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "RanFile051.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 10:04:30" (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 [2019-08-05 10:04:30,818 INFO L124 BoogieDeclarations]: Specification and implementation of procedure main given in one single declaration [2019-08-05 10:04:30,818 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-08-05 10:04:30,818 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-08-05 10:04:33,865 INFO L275 CfgBuilder]: Using library mode [2019-08-05 10:04:33,865 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-08-05 10:04:33,867 INFO L202 PluginConnector]: Adding new model RanFile051.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.08 10:04:33 BoogieIcfgContainer [2019-08-05 10:04:33,867 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-05 10:04:33,869 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-08-05 10:04:33,869 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-08-05 10:04:33,872 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-08-05 10:04:33,872 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "RanFile051.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 10:04:30" (1/2) ... [2019-08-05 10:04:33,873 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4c73179c and model type RanFile051.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 05.08 10:04:33, skipping insertion in model container [2019-08-05 10:04:33,874 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "RanFile051.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.08 10:04:33" (2/2) ... [2019-08-05 10:04:33,876 INFO L109 eAbstractionObserver]: Analyzing ICFG RanFile051.bpl [2019-08-05 10:04:33,885 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:ForwardPredicates Determinization: PREDICATE_ABSTRACTION [2019-08-05 10:04:33,895 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 3 error locations. [2019-08-05 10:04:33,912 INFO L252 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2019-08-05 10:04:33,937 INFO L128 ementStrategyFactory]: Using default assertion order modulation [2019-08-05 10:04:33,937 INFO L377 AbstractCegarLoop]: Interprodecural is true [2019-08-05 10:04:33,938 INFO L378 AbstractCegarLoop]: Hoare is false [2019-08-05 10:04:33,938 INFO L379 AbstractCegarLoop]: Compute interpolants for ForwardPredicates [2019-08-05 10:04:33,938 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-08-05 10:04:33,938 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-08-05 10:04:33,938 INFO L382 AbstractCegarLoop]: Difference is false [2019-08-05 10:04:33,938 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-08-05 10:04:33,939 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-08-05 10:04:33,958 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states. [2019-08-05 10:04:33,967 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2019-08-05 10:04:33,968 INFO L391 BasicCegarLoop]: Found error trace [2019-08-05 10:04:33,969 INFO L399 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-08-05 10:04:33,971 INFO L418 AbstractCegarLoop]: === Iteration 1 === [mainErr1ASSERT_VIOLATIONASSERT, mainErr2ASSERT_VIOLATIONASSERT, mainErr0ASSERT_VIOLATIONASSERT]=== [2019-08-05 10:04:33,977 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-08-05 10:04:33,977 INFO L82 PathProgramCache]: Analyzing trace with hash -1179680443, now seen corresponding path program 1 times [2019-08-05 10:04:34,019 INFO L69 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2019-08-05 10:04:34,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-08-05 10:04:34,168 WARN L254 TraceCheckSpWp]: Trace formula consists of 44 conjuncts, 23 conjunts are in the unsatisfiable core [2019-08-05 10:04:34,174 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-08-05 10:04:34,883 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:04:34,885 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:04:34,896 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:04:35,034 WARN L188 SmtUtils]: Spent 118.00 ms on a formula simplification that was a NOOP. DAG size: 61 [2019-08-05 10:04:36,903 WARN L188 SmtUtils]: Spent 1.73 s on a formula simplification that was a NOOP. DAG size: 106 [2019-08-05 10:04:36,909 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:04:36,912 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-08-05 10:04:36,914 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:04:36,920 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:04:36,925 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:04:36,935 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-08-05 10:04:36,943 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-08-05 10:04:36,954 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-08-05 10:04:36,960 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:04:36,966 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:04:36,976 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:04:37,172 WARN L188 SmtUtils]: Spent 172.00 ms on a formula simplification that was a NOOP. DAG size: 67 [2019-08-05 10:04:37,385 WARN L188 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 71 [2019-08-05 10:04:37,500 WARN L188 SmtUtils]: Spent 113.00 ms on a formula simplification that was a NOOP. DAG size: 73 [2019-08-05 10:04:37,723 WARN L188 SmtUtils]: Spent 220.00 ms on a formula simplification that was a NOOP. DAG size: 61 [2019-08-05 10:04:37,979 WARN L188 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 66 [2019-08-05 10:05:08,014 WARN L188 SmtUtils]: Spent 29.76 s on a formula simplification that was a NOOP. DAG size: 266 [2019-08-05 10:05:08,031 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:05:08,037 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 9 terms [2019-08-05 10:05:08,060 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 9 terms [2019-08-05 10:05:08,061 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:05:08,072 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:05:08,079 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:05:08,088 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:05:08,096 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:05:08,113 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:05:08,124 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:05:08,132 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:05:08,141 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:05:08,169 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 9 terms [2019-08-05 10:05:08,835 WARN L188 SmtUtils]: Spent 490.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 87 [2019-08-05 10:05:09,095 WARN L188 SmtUtils]: Spent 257.00 ms on a formula simplification. DAG size of input: 94 DAG size of output: 89 [2019-08-05 10:05:09,671 WARN L188 SmtUtils]: Spent 572.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 90 [2019-08-05 10:05:09,910 WARN L188 SmtUtils]: Spent 237.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 79 [2019-08-05 10:05:10,167 WARN L188 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 72 DAG size of output: 68 [2019-08-05 10:05:10,287 WARN L188 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 78 [2019-08-05 10:05:10,501 WARN L188 SmtUtils]: Spent 151.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 88 [2019-08-05 10:05:10,619 WARN L188 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 79 [2019-08-05 10:08:48,650 WARN L188 SmtUtils]: Spent 3.62 m on a formula simplification. DAG size of input: 1094 DAG size of output: 693 [2019-08-05 10:08:48,663 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 19 terms Received shutdown request... Cannot interrupt operation gracefully because timeout expired. Forcing shutdown