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 --generate-csv --csv-dir csv -tc ../../../trunk/examples/toolchains/AutomizerBplTransformed.xml -s ../../../trunk/examples/settings/heapseparator/heapsep-2018-09-18.epf -i ../../../trunk/examples/programs/20181015-LoopsPathprograms/jm2006_true-unreach-call_true-termination.c.i_3.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.23-2d08e6e [2018-10-15 13:04:27,236 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-15 13:04:27,238 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-15 13:04:27,250 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-15 13:04:27,251 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-15 13:04:27,252 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-15 13:04:27,253 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-15 13:04:27,255 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-15 13:04:27,257 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-15 13:04:27,258 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-15 13:04:27,259 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-15 13:04:27,260 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-15 13:04:27,261 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-15 13:04:27,262 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-15 13:04:27,268 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-15 13:04:27,269 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-15 13:04:27,273 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-15 13:04:27,275 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-15 13:04:27,278 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-15 13:04:27,281 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-15 13:04:27,283 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-15 13:04:27,285 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-15 13:04:27,288 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-15 13:04:27,288 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-15 13:04:27,288 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-15 13:04:27,291 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-15 13:04:27,295 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-15 13:04:27,296 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-15 13:04:27,297 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-15 13:04:27,299 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-15 13:04:27,300 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-15 13:04:27,300 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-15 13:04:27,301 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-15 13:04:27,301 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-15 13:04:27,302 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-15 13:04:27,302 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-15 13:04:27,305 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/heapseparator/heapsep-2018-09-18.epf [2018-10-15 13:04:27,316 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-15 13:04:27,316 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-15 13:04:27,317 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-10-15 13:04:27,317 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=VPDomain [2018-10-15 13:04:27,318 INFO L133 SettingsManager]: * Parallel states before merging=1 [2018-10-15 13:04:27,318 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-10-15 13:04:27,319 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-15 13:04:27,320 INFO L133 SettingsManager]: * Size of a code block=SingleStatement [2018-10-15 13:04:27,320 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-15 13:04:27,320 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=Craig_TreeInterpolation [2018-10-15 13:04:27,320 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-10-15 13:04:27,321 INFO L133 SettingsManager]: * Order in Petri net unfolding=Ken McMillan [2018-10-15 13:04:27,321 INFO L133 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2018-10-15 13:04:27,322 INFO L131 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2018-10-15 13:04:27,322 INFO L133 SettingsManager]: * TransformationType=HEAP_SEPARATOR [2018-10-15 13:04:27,376 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-15 13:04:27,389 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-15 13:04:27,396 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-15 13:04:27,398 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2018-10-15 13:04:27,398 INFO L276 PluginConnector]: Boogie PL CUP Parser initialized [2018-10-15 13:04:27,399 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20181015-LoopsPathprograms/jm2006_true-unreach-call_true-termination.c.i_3.bpl [2018-10-15 13:04:27,400 INFO L111 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20181015-LoopsPathprograms/jm2006_true-unreach-call_true-termination.c.i_3.bpl' [2018-10-15 13:04:27,460 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-15 13:04:27,462 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-10-15 13:04:27,463 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-15 13:04:27,463 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-15 13:04:27,463 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-15 13:04:27,492 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "jm2006_true-unreach-call_true-termination.c.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 15.10 01:04:27" (1/1) ... [2018-10-15 13:04:27,494 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "jm2006_true-unreach-call_true-termination.c.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 15.10 01:04:27" (1/1) ... [2018-10-15 13:04:27,505 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "jm2006_true-unreach-call_true-termination.c.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 15.10 01:04:27" (1/1) ... [2018-10-15 13:04:27,505 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "jm2006_true-unreach-call_true-termination.c.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 15.10 01:04:27" (1/1) ... [2018-10-15 13:04:27,511 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "jm2006_true-unreach-call_true-termination.c.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 15.10 01:04:27" (1/1) ... [2018-10-15 13:04:27,514 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "jm2006_true-unreach-call_true-termination.c.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 15.10 01:04:27" (1/1) ... [2018-10-15 13:04:27,515 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "jm2006_true-unreach-call_true-termination.c.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 15.10 01:04:27" (1/1) ... [2018-10-15 13:04:27,517 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-15 13:04:27,519 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-15 13:04:27,519 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-15 13:04:27,519 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-15 13:04:27,522 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "jm2006_true-unreach-call_true-termination.c.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 15.10 01:04:27" (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 [2018-10-15 13:04:27,595 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2018-10-15 13:04:27,596 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-15 13:04:27,596 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-15 13:04:27,968 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-15 13:04:27,969 INFO L202 PluginConnector]: Adding new model jm2006_true-unreach-call_true-termination.c.i_3.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 01:04:27 BoogieIcfgContainer [2018-10-15 13:04:27,969 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-10-15 13:04:27,970 INFO L113 PluginConnector]: ------------------------IcfgTransformer---------------------------- [2018-10-15 13:04:27,970 INFO L271 PluginConnector]: Initializing IcfgTransformer... [2018-10-15 13:04:27,971 INFO L276 PluginConnector]: IcfgTransformer initialized [2018-10-15 13:04:27,974 INFO L185 PluginConnector]: Executing the observer IcfgTransformationObserver from plugin IcfgTransformer for "jm2006_true-unreach-call_true-termination.c.i_3.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 01:04:27" (1/1) ... [2018-10-15 13:04:27,978 WARN L219 ansformationObserver]: HeapSeparator: input icfg has no '#valid' array -- returning unchanged Icfg! [2018-10-15 13:04:27,993 INFO L202 PluginConnector]: Adding new model jm2006_true-unreach-call_true-termination.c.i_3.bpl de.uni_freiburg.informatik.ultimate.plugins.icfgtransformation CFG 15.10 01:04:27 BasicIcfg [2018-10-15 13:04:27,993 INFO L132 PluginConnector]: ------------------------ END IcfgTransformer---------------------------- [2018-10-15 13:04:27,994 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-10-15 13:04:27,995 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-10-15 13:04:27,998 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-10-15 13:04:27,998 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "jm2006_true-unreach-call_true-termination.c.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 15.10 01:04:27" (1/3) ... [2018-10-15 13:04:27,999 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2e65306e and model type jm2006_true-unreach-call_true-termination.c.i_3.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.10 01:04:27, skipping insertion in model container [2018-10-15 13:04:28,000 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "jm2006_true-unreach-call_true-termination.c.i_3.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 01:04:27" (2/3) ... [2018-10-15 13:04:28,000 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2e65306e and model type jm2006_true-unreach-call_true-termination.c.i_3.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 15.10 01:04:28, skipping insertion in model container [2018-10-15 13:04:28,000 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "jm2006_true-unreach-call_true-termination.c.i_3.bpl de.uni_freiburg.informatik.ultimate.plugins.icfgtransformation CFG 15.10 01:04:27" (3/3) ... [2018-10-15 13:04:28,002 INFO L112 eAbstractionObserver]: Analyzing ICFG jm2006_true-unreach-call_true-termination.c.i_3.bplleft_unchanged_by_heapseparator [2018-10-15 13:04:28,012 INFO L136 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:Craig_TreeInterpolation Determinization: PREDICATE_ABSTRACTION [2018-10-15 13:04:28,020 INFO L148 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-10-15 13:04:28,038 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-10-15 13:04:28,068 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-10-15 13:04:28,069 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-10-15 13:04:28,069 INFO L383 AbstractCegarLoop]: Hoare is false [2018-10-15 13:04:28,069 INFO L384 AbstractCegarLoop]: Compute interpolants for Craig_TreeInterpolation [2018-10-15 13:04:28,069 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-10-15 13:04:28,070 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-10-15 13:04:28,070 INFO L387 AbstractCegarLoop]: Difference is false [2018-10-15 13:04:28,070 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-10-15 13:04:28,070 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-10-15 13:04:28,086 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states. [2018-10-15 13:04:28,095 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-10-15 13:04:28,095 INFO L367 BasicCegarLoop]: Found error trace [2018-10-15 13:04:28,096 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-15 13:04:28,097 INFO L424 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2018-10-15 13:04:28,103 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-15 13:04:28,104 INFO L82 PathProgramCache]: Analyzing trace with hash -2002349650, now seen corresponding path program 1 times [2018-10-15 13:04:28,159 INFO L69 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-10-15 13:04:28,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-15 13:04:28,770 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-15 13:04:28,776 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-15 13:04:28,777 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2018-10-15 13:04:28,782 INFO L460 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-10-15 13:04:28,799 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-10-15 13:04:28,800 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=54, Unknown=0, NotChecked=0, Total=72 [2018-10-15 13:04:28,803 INFO L87 Difference]: Start difference. First operand 29 states. Second operand 9 states. [2018-10-15 13:04:29,410 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-15 13:04:29,410 INFO L93 Difference]: Finished difference Result 35 states and 35 transitions. [2018-10-15 13:04:29,411 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2018-10-15 13:04:29,413 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 20 [2018-10-15 13:04:29,414 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-15 13:04:29,425 INFO L225 Difference]: With dead ends: 35 [2018-10-15 13:04:29,425 INFO L226 Difference]: Without dead ends: 30 [2018-10-15 13:04:29,428 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=63, Invalid=119, Unknown=0, NotChecked=0, Total=182 [2018-10-15 13:04:29,447 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 30 states. [2018-10-15 13:04:29,462 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 30 to 28. [2018-10-15 13:04:29,464 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 28 states. [2018-10-15 13:04:29,465 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 28 states and 28 transitions. [2018-10-15 13:04:29,466 INFO L78 Accepts]: Start accepts. Automaton has 28 states and 28 transitions. Word has length 20 [2018-10-15 13:04:29,467 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-15 13:04:29,467 INFO L481 AbstractCegarLoop]: Abstraction has 28 states and 28 transitions. [2018-10-15 13:04:29,467 INFO L482 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-10-15 13:04:29,467 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 28 transitions. [2018-10-15 13:04:29,468 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2018-10-15 13:04:29,468 INFO L367 BasicCegarLoop]: Found error trace [2018-10-15 13:04:29,469 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-15 13:04:29,469 INFO L424 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2018-10-15 13:04:29,470 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-15 13:04:29,470 INFO L82 PathProgramCache]: Analyzing trace with hash -1093941338, now seen corresponding path program 1 times [2018-10-15 13:04:29,471 INFO L69 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-10-15 13:04:29,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-15 13:04:30,083 WARN L179 SmtUtils]: Spent 326.00 ms on a formula simplification. DAG size of input: 17 DAG size of output: 16 [2018-10-15 13:04:30,270 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-15 13:04:30,270 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-10-15 13:04:30,270 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [12] total 12 [2018-10-15 13:04:30,272 INFO L460 AbstractCegarLoop]: Interpolant automaton has 12 states [2018-10-15 13:04:30,273 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2018-10-15 13:04:30,273 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=108, Unknown=0, NotChecked=0, Total=132 [2018-10-15 13:04:30,274 INFO L87 Difference]: Start difference. First operand 28 states and 28 transitions. Second operand 12 states. [2018-10-15 13:04:30,744 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-15 13:04:30,745 INFO L93 Difference]: Finished difference Result 28 states and 28 transitions. [2018-10-15 13:04:30,745 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2018-10-15 13:04:30,746 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 27 [2018-10-15 13:04:30,746 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-15 13:04:30,747 INFO L225 Difference]: With dead ends: 28 [2018-10-15 13:04:30,747 INFO L226 Difference]: Without dead ends: 0 [2018-10-15 13:04:30,748 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 50 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=87, Invalid=375, Unknown=0, NotChecked=0, Total=462 [2018-10-15 13:04:30,749 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-10-15 13:04:30,749 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-10-15 13:04:30,749 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-10-15 13:04:30,749 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-10-15 13:04:30,750 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 27 [2018-10-15 13:04:30,750 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-15 13:04:30,750 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-10-15 13:04:30,750 INFO L482 AbstractCegarLoop]: Interpolant automaton has 12 states. [2018-10-15 13:04:30,750 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-10-15 13:04:30,750 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-10-15 13:04:30,755 INFO L202 PluginConnector]: Adding new model jm2006_true-unreach-call_true-termination.c.i_3.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 15.10 01:04:30 BasicIcfg [2018-10-15 13:04:30,755 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-10-15 13:04:30,756 INFO L168 Benchmark]: Toolchain (without parser) took 3295.09 ms. Allocated memory is still 1.5 GB. Free memory was 1.5 GB in the beginning and 1.3 GB in the end (delta: 137.5 MB). Peak memory consumption was 137.5 MB. Max. memory is 7.1 GB. [2018-10-15 13:04:30,757 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.21 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. [2018-10-15 13:04:30,758 INFO L168 Benchmark]: Boogie Preprocessor took 55.10 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. [2018-10-15 13:04:30,759 INFO L168 Benchmark]: RCFGBuilder took 450.73 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: 21.1 MB). Peak memory consumption was 21.1 MB. Max. memory is 7.1 GB. [2018-10-15 13:04:30,760 INFO L168 Benchmark]: IcfgTransformer took 23.77 ms. Allocated memory is still 1.5 GB. Free memory is still 1.4 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-10-15 13:04:30,760 INFO L168 Benchmark]: TraceAbstraction took 2760.58 ms. Allocated memory is still 1.5 GB. Free memory was 1.4 GB in the beginning and 1.3 GB in the end (delta: 116.3 MB). Peak memory consumption was 116.3 MB. Max. memory is 7.1 GB. [2018-10-15 13:04:30,765 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 0.21 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 55.10 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 450.73 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: 21.1 MB). Peak memory consumption was 21.1 MB. Max. memory is 7.1 GB. * IcfgTransformer took 23.77 ms. Allocated memory is still 1.5 GB. Free memory is still 1.4 GB. There was no memory consumed. Max. memory is 7.1 GB. * TraceAbstraction took 2760.58 ms. Allocated memory is still 1.5 GB. Free memory was 1.4 GB in the beginning and 1.3 GB in the end (delta: 116.3 MB). Peak memory consumption was 116.3 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 53]: assertion always holds For all program executions holds that assertion always holds at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 29 locations, 1 error locations. SAFE Result, 2.6s OverallTime, 2 OverallIterations, 1 TraceHistogramMax, 1.1s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 36 SDtfs, 69 SDslu, 158 SDs, 0 SdLazy, 179 SolverSat, 5 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.3s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 36 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 58 ImplicationChecksByTransitivity, 1.7s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=29occurred in iteration=0, 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, 2 MinimizatonAttempts, 2 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 1.3s InterpolantComputationTime, 47 NumberOfCodeBlocks, 47 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 45 ConstructedInterpolants, 0 QuantifiedInterpolants, 6487 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 2 InterpolantComputations, 1 PerfectInterpolantSequences, 0/1 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Written .csv to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/csv/jm2006_true-unreach-call_true-termination.c.i_3.bpl_heapsep-2018-09-18.epf_AutomizerBplTransformed.xml/Csv-Benchmark-0-2018-10-15_13-04-30-780.csv Written .csv to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/csv/jm2006_true-unreach-call_true-termination.c.i_3.bpl_heapsep-2018-09-18.epf_AutomizerBplTransformed.xml/Csv-TraceAbstractionBenchmarks-0-2018-10-15_13-04-30-780.csv Received shutdown request...