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/AutomizerBplInline.xml -s ../../../trunk/examples/settings/pu-bench/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/programs/toy/tooDifficultLoopInvariant/Modulo-Ihringen-ModuloResolved.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.23-d19836b [2018-09-26 21:31:25,327 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-09-26 21:31:25,329 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-09-26 21:31:25,341 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-09-26 21:31:25,341 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-09-26 21:31:25,342 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-09-26 21:31:25,344 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-09-26 21:31:25,345 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-09-26 21:31:25,347 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-09-26 21:31:25,348 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-09-26 21:31:25,349 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-09-26 21:31:25,349 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-09-26 21:31:25,350 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-09-26 21:31:25,351 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-09-26 21:31:25,352 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-09-26 21:31:25,353 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-09-26 21:31:25,354 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-09-26 21:31:25,356 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-09-26 21:31:25,358 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-09-26 21:31:25,359 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-09-26 21:31:25,360 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-09-26 21:31:25,361 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-09-26 21:31:25,364 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2018-09-26 21:31:25,373 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/pu-bench/svcomp-Reach-32bit-Automizer_Default.epf [2018-09-26 21:31:25,389 INFO L110 SettingsManager]: Loading preferences was successful [2018-09-26 21:31:25,389 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-09-26 21:31:25,390 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-09-26 21:31:25,390 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-09-26 21:31:25,391 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-09-26 21:31:25,391 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-09-26 21:31:25,391 INFO L133 SettingsManager]: * Use SBE=true [2018-09-26 21:31:25,391 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-09-26 21:31:25,392 INFO L133 SettingsManager]: * sizeof long=4 [2018-09-26 21:31:25,392 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-09-26 21:31:25,392 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-09-26 21:31:25,392 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-09-26 21:31:25,392 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-09-26 21:31:25,393 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-09-26 21:31:25,393 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-09-26 21:31:25,393 INFO L133 SettingsManager]: * sizeof long double=12 [2018-09-26 21:31:25,393 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-09-26 21:31:25,393 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-09-26 21:31:25,394 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-09-26 21:31:25,394 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-09-26 21:31:25,394 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-09-26 21:31:25,394 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-09-26 21:31:25,395 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-09-26 21:31:25,395 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-09-26 21:31:25,395 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-09-26 21:31:25,395 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-09-26 21:31:25,395 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-09-26 21:31:25,396 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-09-26 21:31:25,396 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-09-26 21:31:25,396 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-09-26 21:31:25,450 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-09-26 21:31:25,467 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-09-26 21:31:25,473 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-09-26 21:31:25,475 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2018-09-26 21:31:25,476 INFO L276 PluginConnector]: Boogie PL CUP Parser initialized [2018-09-26 21:31:25,477 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/toy/tooDifficultLoopInvariant/Modulo-Ihringen-ModuloResolved.bpl [2018-09-26 21:31:25,477 INFO L111 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/toy/tooDifficultLoopInvariant/Modulo-Ihringen-ModuloResolved.bpl' [2018-09-26 21:31:25,529 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-09-26 21:31:25,533 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-09-26 21:31:25,533 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-09-26 21:31:25,534 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-09-26 21:31:25,534 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-09-26 21:31:25,556 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "Modulo-Ihringen-ModuloResolved.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 09:31:25" (1/1) ... [2018-09-26 21:31:25,570 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "Modulo-Ihringen-ModuloResolved.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 09:31:25" (1/1) ... [2018-09-26 21:31:25,574 WARN L165 Inliner]: Program contained no entry procedure! [2018-09-26 21:31:25,575 WARN L168 Inliner]: Missing entry procedures: [ULTIMATE.start] [2018-09-26 21:31:25,575 WARN L175 Inliner]: Fallback enabled. All procedures will be processed. [2018-09-26 21:31:25,577 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-09-26 21:31:25,578 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-09-26 21:31:25,578 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-09-26 21:31:25,578 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-09-26 21:31:25,590 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "Modulo-Ihringen-ModuloResolved.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 09:31:25" (1/1) ... [2018-09-26 21:31:25,591 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "Modulo-Ihringen-ModuloResolved.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 09:31:25" (1/1) ... [2018-09-26 21:31:25,591 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "Modulo-Ihringen-ModuloResolved.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 09:31:25" (1/1) ... [2018-09-26 21:31:25,592 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "Modulo-Ihringen-ModuloResolved.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 09:31:25" (1/1) ... [2018-09-26 21:31:25,595 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "Modulo-Ihringen-ModuloResolved.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 09:31:25" (1/1) ... [2018-09-26 21:31:25,600 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "Modulo-Ihringen-ModuloResolved.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 09:31:25" (1/1) ... [2018-09-26 21:31:25,601 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "Modulo-Ihringen-ModuloResolved.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 09:31:25" (1/1) ... [2018-09-26 21:31:25,602 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-09-26 21:31:25,603 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-09-26 21:31:25,603 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-09-26 21:31:25,603 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-09-26 21:31:25,605 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "Modulo-Ihringen-ModuloResolved.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 09:31:25" (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:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-09-26 21:31:25,691 INFO L124 BoogieDeclarations]: Specification and implementation of procedure main given in one single declaration [2018-09-26 21:31:25,691 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-09-26 21:31:25,691 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-09-26 21:31:25,834 INFO L343 CfgBuilder]: Using library mode [2018-09-26 21:31:25,835 INFO L202 PluginConnector]: Adding new model Modulo-Ihringen-ModuloResolved.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.09 09:31:25 BoogieIcfgContainer [2018-09-26 21:31:25,835 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-09-26 21:31:25,836 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-09-26 21:31:25,836 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-09-26 21:31:25,842 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-09-26 21:31:25,843 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "Modulo-Ihringen-ModuloResolved.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 09:31:25" (1/2) ... [2018-09-26 21:31:25,844 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@20b4f180 and model type Modulo-Ihringen-ModuloResolved.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.09 09:31:25, skipping insertion in model container [2018-09-26 21:31:25,844 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "Modulo-Ihringen-ModuloResolved.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.09 09:31:25" (2/2) ... [2018-09-26 21:31:25,850 INFO L112 eAbstractionObserver]: Analyzing ICFG Modulo-Ihringen-ModuloResolved.bpl [2018-09-26 21:31:25,861 INFO L137 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-09-26 21:31:25,870 INFO L149 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-09-26 21:31:25,924 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-09-26 21:31:25,925 INFO L381 AbstractCegarLoop]: Interprodecural is true [2018-09-26 21:31:25,925 INFO L382 AbstractCegarLoop]: Hoare is true [2018-09-26 21:31:25,925 INFO L383 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-09-26 21:31:25,926 INFO L384 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-09-26 21:31:25,926 INFO L385 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-09-26 21:31:25,926 INFO L386 AbstractCegarLoop]: Difference is false [2018-09-26 21:31:25,926 INFO L387 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-09-26 21:31:25,926 INFO L392 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-09-26 21:31:25,939 INFO L276 IsEmpty]: Start isEmpty. Operand 6 states. [2018-09-26 21:31:25,946 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-09-26 21:31:25,946 INFO L367 BasicCegarLoop]: Found error trace [2018-09-26 21:31:25,947 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1] [2018-09-26 21:31:25,948 INFO L423 AbstractCegarLoop]: === Iteration 1 === [mainErr0ASSERT_VIOLATIONASSERT]=== [2018-09-26 21:31:25,954 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-09-26 21:31:25,955 INFO L82 PathProgramCache]: Analyzing trace with hash 29989, now seen corresponding path program 1 times [2018-09-26 21:31:25,957 INFO L227 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-09-26 21:31:25,958 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-09-26 21:31:26,003 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-26 21:31:26,004 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-26 21:31:26,004 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-26 21:31:26,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 21:31:26,144 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 21:31:26,147 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-26 21:31:26,147 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-09-26 21:31:26,152 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-09-26 21:31:26,169 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-09-26 21:31:26,170 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-09-26 21:31:26,173 INFO L87 Difference]: Start difference. First operand 6 states. Second operand 4 states. [2018-09-26 21:31:26,271 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-26 21:31:26,271 INFO L93 Difference]: Finished difference Result 6 states and 7 transitions. [2018-09-26 21:31:26,279 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-09-26 21:31:26,281 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 3 [2018-09-26 21:31:26,281 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-26 21:31:26,297 INFO L225 Difference]: With dead ends: 6 [2018-09-26 21:31:26,297 INFO L226 Difference]: Without dead ends: 0 [2018-09-26 21:31:26,304 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-09-26 21:31:26,322 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-09-26 21:31:26,329 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-09-26 21:31:26,330 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-09-26 21:31:26,330 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-09-26 21:31:26,332 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 3 [2018-09-26 21:31:26,332 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-26 21:31:26,332 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-09-26 21:31:26,332 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-09-26 21:31:26,332 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-09-26 21:31:26,332 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-09-26 21:31:26,336 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-09-26 21:31:26,373 INFO L426 ceAbstractionStarter]: For program point mainENTRY(lines 11 34) no Hoare annotation was computed. [2018-09-26 21:31:26,374 INFO L422 ceAbstractionStarter]: At program point L28-1(lines 28 30) the Hoare annotation is: (<= main_x 1) [2018-09-26 21:31:26,374 INFO L426 ceAbstractionStarter]: For program point mainEXIT(lines 11 34) no Hoare annotation was computed. [2018-09-26 21:31:26,374 INFO L422 ceAbstractionStarter]: At program point L18-1(lines 18 20) the Hoare annotation is: (and (<= main_x 8) (<= 8 main_x)) [2018-09-26 21:31:26,374 INFO L426 ceAbstractionStarter]: For program point mainFINAL(lines 11 34) no Hoare annotation was computed. [2018-09-26 21:31:26,375 INFO L426 ceAbstractionStarter]: For program point mainErr0ASSERT_VIOLATIONASSERT(line 32) no Hoare annotation was computed. [2018-09-26 21:31:26,401 INFO L202 PluginConnector]: Adding new model Modulo-Ihringen-ModuloResolved.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 26.09 09:31:26 BoogieIcfgContainer [2018-09-26 21:31:26,402 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-09-26 21:31:26,405 INFO L168 Benchmark]: Toolchain (without parser) took 872.41 ms. Allocated memory is still 1.5 GB. Free memory was 1.5 GB in the beginning and 1.4 GB in the end (delta: 42.3 MB). Peak memory consumption was 42.3 MB. Max. memory is 7.1 GB. [2018-09-26 21:31:26,407 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.22 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 21:31:26,407 INFO L168 Benchmark]: Boogie Procedure Inliner took 44.04 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 21:31:26,408 INFO L168 Benchmark]: Boogie Preprocessor took 24.66 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 21:31:26,409 INFO L168 Benchmark]: RCFGBuilder took 231.93 ms. Allocated memory is still 1.5 GB. Free memory was 1.5 GB in the beginning and 1.5 GB in the end (delta: 21.1 MB). Peak memory consumption was 21.1 MB. Max. memory is 7.1 GB. [2018-09-26 21:31:26,410 INFO L168 Benchmark]: TraceAbstraction took 565.75 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. [2018-09-26 21:31:26,414 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 0.22 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 44.04 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 24.66 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 231.93 ms. Allocated memory is still 1.5 GB. Free memory was 1.5 GB in the beginning and 1.5 GB in the end (delta: 21.1 MB). Peak memory consumption was 21.1 MB. Max. memory is 7.1 GB. * TraceAbstraction took 565.75 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. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 32]: 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 - InvariantResult [Line: 28]: Loop Invariant Derived loop invariant: x <= 1 - InvariantResult [Line: 18]: Loop Invariant Derived loop invariant: x <= 8 && 8 <= x - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 6 locations, 1 error locations. SAFE Result, 0.4s OverallTime, 1 OverallIterations, 1 TraceHistogramMax, 0.1s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 4 SDtfs, 4 SDslu, 3 SDs, 0 SdLazy, 5 SolverSat, 0 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 2 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=6occurred 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, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 2 LocationsWithAnnotation, 2 PreInvPairs, 2 NumberOfFragments, 10 HoareAnnotationTreeSize, 2 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 2 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 3 NumberOfCodeBlocks, 3 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 2 ConstructedInterpolants, 0 QuantifiedInterpolants, 20 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 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/Modulo-Ihringen-ModuloResolved.bpl_svcomp-Reach-32bit-Automizer_Default.epf_AutomizerBplInline.xml/Csv-Benchmark-0-2018-09-26_21-31-26-427.csv Written .csv to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/csv/Modulo-Ihringen-ModuloResolved.bpl_svcomp-Reach-32bit-Automizer_Default.epf_AutomizerBplInline.xml/Csv-TraceAbstractionBenchmarks-0-2018-09-26_21-31-26-427.csv Received shutdown request...