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_PUPT.epf -i ../../../trunk/examples/programs/toy/nonlinear/NonlinearInvariant1-Safe.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.23-c372c2b [2018-10-02 12:22:12,803 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-02 12:22:12,805 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-02 12:22:12,816 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-02 12:22:12,817 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-02 12:22:12,818 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-02 12:22:12,819 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-02 12:22:12,821 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-02 12:22:12,822 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-02 12:22:12,823 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-02 12:22:12,824 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-02 12:22:12,824 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-02 12:22:12,825 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-02 12:22:12,826 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-02 12:22:12,827 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-02 12:22:12,828 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-02 12:22:12,829 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-02 12:22:12,831 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-02 12:22:12,833 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-02 12:22:12,834 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-02 12:22:12,835 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-02 12:22:12,836 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-02 12:22:12,839 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2018-10-02 12:22:12,848 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/pu-bench/svcomp-Reach-32bit-Automizer_Default_PUPT.epf [2018-10-02 12:22:12,863 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-02 12:22:12,863 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-02 12:22:12,864 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-02 12:22:12,864 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-10-02 12:22:12,865 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-10-02 12:22:12,865 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-10-02 12:22:12,865 INFO L133 SettingsManager]: * Use SBE=true [2018-10-02 12:22:12,866 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-02 12:22:12,866 INFO L133 SettingsManager]: * sizeof long=4 [2018-10-02 12:22:12,866 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-10-02 12:22:12,866 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-10-02 12:22:12,867 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-02 12:22:12,867 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-02 12:22:12,867 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-02 12:22:12,867 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-02 12:22:12,867 INFO L133 SettingsManager]: * sizeof long double=12 [2018-10-02 12:22:12,867 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-02 12:22:12,868 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-02 12:22:12,868 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-02 12:22:12,868 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-10-02 12:22:12,868 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-02 12:22:12,868 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-10-02 12:22:12,869 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-10-02 12:22:12,869 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-02 12:22:12,869 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-02 12:22:12,869 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-02 12:22:12,869 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-10-02 12:22:12,870 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-02 12:22:12,870 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-10-02 12:22:12,870 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-10-02 12:22:12,870 INFO L133 SettingsManager]: * Use predicate trie based predicate unification=true [2018-10-02 12:22:12,913 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-02 12:22:12,931 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-02 12:22:12,936 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-02 12:22:12,938 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2018-10-02 12:22:12,939 INFO L276 PluginConnector]: Boogie PL CUP Parser initialized [2018-10-02 12:22:12,939 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/toy/nonlinear/NonlinearInvariant1-Safe.bpl [2018-10-02 12:22:12,940 INFO L111 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/toy/nonlinear/NonlinearInvariant1-Safe.bpl' [2018-10-02 12:22:12,985 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-02 12:22:12,988 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-10-02 12:22:12,989 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-02 12:22:12,989 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-02 12:22:12,989 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-02 12:22:13,011 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "NonlinearInvariant1-Safe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 02.10 12:22:12" (1/1) ... [2018-10-02 12:22:13,023 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "NonlinearInvariant1-Safe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 02.10 12:22:12" (1/1) ... [2018-10-02 12:22:13,027 WARN L165 Inliner]: Program contained no entry procedure! [2018-10-02 12:22:13,028 WARN L168 Inliner]: Missing entry procedures: [ULTIMATE.start] [2018-10-02 12:22:13,028 WARN L175 Inliner]: Fallback enabled. All procedures will be processed. [2018-10-02 12:22:13,030 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-02 12:22:13,031 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-02 12:22:13,031 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-02 12:22:13,031 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-02 12:22:13,042 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "NonlinearInvariant1-Safe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 02.10 12:22:12" (1/1) ... [2018-10-02 12:22:13,043 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "NonlinearInvariant1-Safe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 02.10 12:22:12" (1/1) ... [2018-10-02 12:22:13,043 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "NonlinearInvariant1-Safe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 02.10 12:22:12" (1/1) ... [2018-10-02 12:22:13,044 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "NonlinearInvariant1-Safe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 02.10 12:22:12" (1/1) ... [2018-10-02 12:22:13,049 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "NonlinearInvariant1-Safe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 02.10 12:22:12" (1/1) ... [2018-10-02 12:22:13,055 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "NonlinearInvariant1-Safe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 02.10 12:22:12" (1/1) ... [2018-10-02 12:22:13,056 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "NonlinearInvariant1-Safe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 02.10 12:22:12" (1/1) ... [2018-10-02 12:22:13,058 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-02 12:22:13,059 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-02 12:22:13,059 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-02 12:22:13,059 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-02 12:22:13,060 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "NonlinearInvariant1-Safe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 02.10 12:22:12" (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 [2018-10-02 12:22:13,137 INFO L124 BoogieDeclarations]: Specification and implementation of procedure main given in one single declaration [2018-10-02 12:22:13,138 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-10-02 12:22:13,138 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-10-02 12:22:13,214 WARN L617 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-10-02 12:22:13,341 INFO L337 CfgBuilder]: Using library mode [2018-10-02 12:22:13,341 INFO L202 PluginConnector]: Adding new model NonlinearInvariant1-Safe.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.10 12:22:13 BoogieIcfgContainer [2018-10-02 12:22:13,342 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-10-02 12:22:13,343 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-10-02 12:22:13,343 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-10-02 12:22:13,346 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-10-02 12:22:13,346 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "NonlinearInvariant1-Safe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 02.10 12:22:12" (1/2) ... [2018-10-02 12:22:13,348 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@432c2e27 and model type NonlinearInvariant1-Safe.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.10 12:22:13, skipping insertion in model container [2018-10-02 12:22:13,348 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "NonlinearInvariant1-Safe.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.10 12:22:13" (2/2) ... [2018-10-02 12:22:13,350 INFO L112 eAbstractionObserver]: Analyzing ICFG NonlinearInvariant1-Safe.bpl [2018-10-02 12:22:13,359 INFO L136 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-10-02 12:22:13,367 INFO L148 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-10-02 12:22:13,419 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-10-02 12:22:13,419 INFO L381 AbstractCegarLoop]: Interprodecural is true [2018-10-02 12:22:13,420 INFO L382 AbstractCegarLoop]: Hoare is true [2018-10-02 12:22:13,420 INFO L383 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-10-02 12:22:13,420 INFO L384 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-10-02 12:22:13,420 INFO L385 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-10-02 12:22:13,420 INFO L386 AbstractCegarLoop]: Difference is false [2018-10-02 12:22:13,421 INFO L387 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-10-02 12:22:13,421 INFO L392 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-10-02 12:22:13,436 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states. [2018-10-02 12:22:13,442 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-10-02 12:22:13,443 INFO L367 BasicCegarLoop]: Found error trace [2018-10-02 12:22:13,444 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1] [2018-10-02 12:22:13,445 INFO L423 AbstractCegarLoop]: === Iteration 1 === [mainErr0ENSURES_VIOLATIONPOST_CONDITION]=== [2018-10-02 12:22:13,451 INFO L103 BPredicateUnifier]: Initialized predicate-trie based predicate unifier [2018-10-02 12:22:13,452 INFO L82 PathProgramCache]: Analyzing trace with hash 925092, now seen corresponding path program 1 times [2018-10-02 12:22:13,454 INFO L227 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-02 12:22:13,455 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-02 12:22:13,511 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-02 12:22:13,512 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-02 12:22:13,512 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-02 12:22:13,534 ERROR L235 seRefinementStrategy]: Caught known exception: Unsupported non-linear arithmetic [2018-10-02 12:22:13,534 INFO L258 seRefinementStrategy]: Advancing trace checker [2018-10-02 12:22:13,535 INFO L227 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2018-10-02 12:22:13,552 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-02 12:22:13,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:22:13,573 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-02 12:22:13,758 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:22:13,798 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-02 12:22:13,799 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-10-02 12:22:13,803 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-10-02 12:22:13,819 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-10-02 12:22:13,820 INFO L146 InterpolantAutomaton]: No coverage relation statistics for ImplicationMap [2018-10-02 12:22:13,822 INFO L87 Difference]: Start difference. First operand 8 states. Second operand 5 states. [2018-10-02 12:22:14,271 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-02 12:22:14,271 INFO L93 Difference]: Finished difference Result 8 states and 10 transitions. [2018-10-02 12:22:14,272 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-10-02 12:22:14,273 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 4 [2018-10-02 12:22:14,274 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-02 12:22:14,287 INFO L225 Difference]: With dead ends: 8 [2018-10-02 12:22:14,288 INFO L226 Difference]: Without dead ends: 0 [2018-10-02 12:22:14,291 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s Time 0.1s impTime [2018-10-02 12:22:14,311 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-10-02 12:22:14,321 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-10-02 12:22:14,323 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-10-02 12:22:14,323 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-10-02 12:22:14,326 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 4 [2018-10-02 12:22:14,326 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-02 12:22:14,327 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-10-02 12:22:14,327 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-10-02 12:22:14,327 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-10-02 12:22:14,327 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-10-02 12:22:14,333 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-10-02 12:22:14,361 INFO L425 ceAbstractionStarter]: For program point mainENTRY(lines 15 37) no Hoare annotation was computed. [2018-10-02 12:22:14,361 INFO L421 ceAbstractionStarter]: At program point L29-1(lines 23 34) the Hoare annotation is: (and (> (* main_in2 main_in1) 0) (> (* main_tmp2 main_tmp1) 0)) [2018-10-02 12:22:14,362 INFO L425 ceAbstractionStarter]: For program point mainEXIT(lines 15 37) no Hoare annotation was computed. [2018-10-02 12:22:14,362 INFO L425 ceAbstractionStarter]: For program point L24(lines 24 28) no Hoare annotation was computed. [2018-10-02 12:22:14,362 INFO L425 ceAbstractionStarter]: For program point L24-2(lines 24 33) no Hoare annotation was computed. [2018-10-02 12:22:14,362 INFO L425 ceAbstractionStarter]: For program point mainFINAL(lines 15 37) no Hoare annotation was computed. [2018-10-02 12:22:14,362 INFO L425 ceAbstractionStarter]: For program point mainErr0ENSURES_VIOLATIONPOST_CONDITION(lines 15 17) no Hoare annotation was computed. [2018-10-02 12:22:14,363 INFO L425 ceAbstractionStarter]: For program point $Ultimate##0(lines 15 37) no Hoare annotation was computed. [2018-10-02 12:22:14,373 INFO L202 PluginConnector]: Adding new model NonlinearInvariant1-Safe.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 02.10 12:22:14 BoogieIcfgContainer [2018-10-02 12:22:14,373 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-10-02 12:22:14,374 INFO L168 Benchmark]: Toolchain (without parser) took 1388.52 ms. Allocated memory is still 1.5 GB. Free memory was 1.5 GB in the beginning and 1.4 GB in the end (delta: 66.1 MB). Peak memory consumption was 66.1 MB. Max. memory is 7.1 GB. [2018-10-02 12:22:14,376 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.24 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-10-02 12:22:14,377 INFO L168 Benchmark]: Boogie Procedure Inliner took 41.32 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-10-02 12:22:14,378 INFO L168 Benchmark]: Boogie Preprocessor took 27.37 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-10-02 12:22:14,379 INFO L168 Benchmark]: RCFGBuilder took 283.06 ms. Allocated memory is still 1.5 GB. Free memory was 1.5 GB in the beginning and 1.5 GB in the end (delta: 21.1 MB). Peak memory consumption was 21.1 MB. Max. memory is 7.1 GB. [2018-10-02 12:22:14,380 INFO L168 Benchmark]: TraceAbstraction took 1030.55 ms. Allocated memory is still 1.5 GB. Free memory was 1.5 GB in the beginning and 1.4 GB in the end (delta: 44.9 MB). Peak memory consumption was 44.9 MB. Max. memory is 7.1 GB. [2018-10-02 12:22:14,385 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Boogie PL CUP Parser took 0.24 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 41.32 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 27.37 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 283.06 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 1030.55 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: 44.9 MB). Peak memory consumption was 44.9 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 15]: procedure postcondition always holds For all program executions holds that procedure postcondition always holds at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 23]: Loop Invariant Derived loop invariant: in2 * in1 > 0 && tmp2 * tmp1 > 0 - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 8 locations, 1 error locations. SAFE Result, 0.9s OverallTime, 1 OverallIterations, 1 TraceHistogramMax, 0.4s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 2 SDtfs, 8 SDslu, 3 SDs, 0 SdLazy, 12 SolverSat, 8 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 5 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=8occurred 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, 1 LocationsWithAnnotation, 1 PreInvPairs, 1 NumberOfFragments, 11 HoareAnnotationTreeSize, 1 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 1 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.1s InterpolantComputationTime, 4 NumberOfCodeBlocks, 4 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 3 ConstructedInterpolants, 0 QuantifiedInterpolants, 45 SizeOfPredicates, 4 NumberOfNonLiveVariables, 12 ConjunctsInSsa, 10 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/NonlinearInvariant1-Safe.bpl_svcomp-Reach-32bit-Automizer_Default_PUPT.epf_AutomizerBplInline.xml/Csv-Benchmark-0-2018-10-02_12-22-14-398.csv Written .csv to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/csv/NonlinearInvariant1-Safe.bpl_svcomp-Reach-32bit-Automizer_Default_PUPT.epf_AutomizerBplInline.xml/Csv-TraceAbstractionBenchmarks-0-2018-10-02_12-22-14-398.csv Received shutdown request...