java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AbstractInterpretationInline.xml -s ../../../trunk/examples/settings/ai/array-bench/reach_32bit_compound_exp_cong.epf -i ../../../trunk/examples/programs/20170319-ConjunctivePathPrograms/count_up_down.i_3.bplTransformedIcfg_BEv2_7.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.24-b8c145f [2019-08-04 21:59:50,812 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-04 21:59:50,816 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-04 21:59:50,831 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2019-08-04 21:59:50,846 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-04 21:59:50,847 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-04 21:59:50,848 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-04 21:59:50,851 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-04 21:59:50,860 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-04 21:59:50,862 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-04 21:59:50,863 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-04 21:59:50,867 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-04 21:59:50,871 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-04 21:59:50,873 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-04 21:59:50,874 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-04 21:59:50,875 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-04 21:59:50,877 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-08-04 21:59:50,886 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-04 21:59:50,889 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-04 21:59:50,890 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-04 21:59:50,890 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-04 21:59:50,891 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-04 21:59:50,891 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-04 21:59:50,893 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-04 21:59:50,893 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... 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[2019-08-04 21:59:50,895 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/ai/array-bench/reach_32bit_compound_exp_cong.epf [2019-08-04 21:59:50,918 INFO L113 SettingsManager]: Loading preferences was successful [2019-08-04 21:59:50,919 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-08-04 21:59:50,919 INFO L136 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2019-08-04 21:59:50,920 INFO L138 SettingsManager]: * Show backtranslation warnings=false [2019-08-04 21:59:50,920 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-08-04 21:59:50,920 INFO L138 SettingsManager]: * User list type=DISABLED [2019-08-04 21:59:50,920 INFO L138 SettingsManager]: * Inline calls to unimplemented procedures=true [2019-08-04 21:59:50,920 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-08-04 21:59:50,921 INFO L138 SettingsManager]: * Explicit value domain=true [2019-08-04 21:59:50,921 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2019-08-04 21:59:50,921 INFO L138 SettingsManager]: * Octagon Domain=false [2019-08-04 21:59:50,923 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2019-08-04 21:59:50,923 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2019-08-04 21:59:50,923 INFO L138 SettingsManager]: * Interval Domain=false [2019-08-04 21:59:50,924 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-08-04 21:59:50,924 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-08-04 21:59:50,925 INFO L138 SettingsManager]: * Use SBE=true [2019-08-04 21:59:50,925 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-08-04 21:59:50,925 INFO L138 SettingsManager]: * sizeof long=4 [2019-08-04 21:59:50,925 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-08-04 21:59:50,925 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-08-04 21:59:50,925 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-08-04 21:59:50,926 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-08-04 21:59:50,926 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-08-04 21:59:50,927 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-08-04 21:59:50,927 INFO L138 SettingsManager]: * sizeof long double=12 [2019-08-04 21:59:50,927 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-08-04 21:59:50,927 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-08-04 21:59:50,928 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-08-04 21:59:50,928 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-08-04 21:59:50,928 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-08-04 21:59:50,928 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-08-04 21:59:50,928 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-08-04 21:59:50,929 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-08-04 21:59:50,929 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-08-04 21:59:50,929 INFO L138 SettingsManager]: * Trace refinement strategy=TAIPAN [2019-08-04 21:59:50,931 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-08-04 21:59:50,931 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-08-04 21:59:50,931 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-08-04 21:59:50,931 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2019-08-04 21:59:50,977 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-04 21:59:50,992 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-04 21:59:50,995 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-04 21:59:50,997 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-08-04 21:59:50,997 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2019-08-04 21:59:50,998 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170319-ConjunctivePathPrograms/count_up_down.i_3.bplTransformedIcfg_BEv2_7.bpl [2019-08-04 21:59:50,998 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170319-ConjunctivePathPrograms/count_up_down.i_3.bplTransformedIcfg_BEv2_7.bpl' [2019-08-04 21:59:51,039 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-04 21:59:51,041 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-08-04 21:59:51,041 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-08-04 21:59:51,041 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-08-04 21:59:51,041 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-08-04 21:59:51,058 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "count_up_down.i_3.bplTransformedIcfg_BEv2_7.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.08 09:59:51" (1/1) ... [2019-08-04 21:59:51,067 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "count_up_down.i_3.bplTransformedIcfg_BEv2_7.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.08 09:59:51" (1/1) ... [2019-08-04 21:59:51,076 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-08-04 21:59:51,077 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-04 21:59:51,077 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-04 21:59:51,078 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-04 21:59:51,089 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "count_up_down.i_3.bplTransformedIcfg_BEv2_7.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.08 09:59:51" (1/1) ... [2019-08-04 21:59:51,089 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "count_up_down.i_3.bplTransformedIcfg_BEv2_7.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.08 09:59:51" (1/1) ... [2019-08-04 21:59:51,090 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "count_up_down.i_3.bplTransformedIcfg_BEv2_7.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.08 09:59:51" (1/1) ... [2019-08-04 21:59:51,090 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "count_up_down.i_3.bplTransformedIcfg_BEv2_7.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.08 09:59:51" (1/1) ... [2019-08-04 21:59:51,094 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "count_up_down.i_3.bplTransformedIcfg_BEv2_7.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.08 09:59:51" (1/1) ... [2019-08-04 21:59:51,096 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "count_up_down.i_3.bplTransformedIcfg_BEv2_7.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.08 09:59:51" (1/1) ... [2019-08-04 21:59:51,097 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "count_up_down.i_3.bplTransformedIcfg_BEv2_7.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.08 09:59:51" (1/1) ... [2019-08-04 21:59:51,099 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-04 21:59:51,103 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-04 21:59:51,103 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-04 21:59:51,103 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-04 21:59:51,104 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "count_up_down.i_3.bplTransformedIcfg_BEv2_7.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.08 09:59:51" (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 [2019-08-04 21:59:51,175 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2019-08-04 21:59:51,176 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-04 21:59:51,176 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-04 21:59:51,365 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-04 21:59:51,366 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-08-04 21:59:51,367 INFO L202 PluginConnector]: Adding new model count_up_down.i_3.bplTransformedIcfg_BEv2_7.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.08 09:59:51 BoogieIcfgContainer [2019-08-04 21:59:51,367 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-04 21:59:51,368 INFO L113 PluginConnector]: ------------------------Abstract Interpretation---------------------------- [2019-08-04 21:59:51,368 INFO L271 PluginConnector]: Initializing Abstract Interpretation... [2019-08-04 21:59:51,368 INFO L275 PluginConnector]: Abstract Interpretation initialized [2019-08-04 21:59:51,369 INFO L185 PluginConnector]: Executing the observer AbstractInterpretationRcfgObserver from plugin Abstract Interpretation for "count_up_down.i_3.bplTransformedIcfg_BEv2_7.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.08 09:59:51" (1/1) ... [2019-08-04 21:59:51,397 INFO L101 FixpointEngine]: Starting fixpoint engine with domain CompoundDomain (maxUnwinding=3, maxParallelStates=2) [2019-08-04 21:59:51,606 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2019-08-04 21:59:51,626 INFO L272 AbstractInterpreter]: Visited 5 different actions 17 times. Merged at 3 different actions 9 times. Widened at 1 different actions 1 times. Performed 138 root evaluator evaluations with a maximum evaluation depth of 7. Performed 138 inverse root evaluator evaluations with a maximum inverse evaluation depth of 7. Found 1 fixpoints after 1 different actions. Largest state had 0 variables. [2019-08-04 21:59:51,626 INFO L132 PluginConnector]: ------------------------ END Abstract Interpretation---------------------------- [2019-08-04 21:59:51,629 INFO L168 Benchmark]: Toolchain (without parser) took 587.47 ms. Allocated memory is still 140.5 MB. Free memory was 106.7 MB in the beginning and 83.3 MB in the end (delta: 23.4 MB). Peak memory consumption was 23.4 MB. Max. memory is 7.1 GB. [2019-08-04 21:59:51,630 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.18 ms. Allocated memory is still 140.5 MB. Free memory is still 107.6 MB. There was no memory consumed. Max. memory is 7.1 GB. [2019-08-04 21:59:51,632 INFO L168 Benchmark]: Boogie Procedure Inliner took 35.68 ms. Allocated memory is still 140.5 MB. Free memory was 106.3 MB in the beginning and 105.0 MB in the end (delta: 1.3 MB). Peak memory consumption was 1.3 MB. Max. memory is 7.1 GB. [2019-08-04 21:59:51,633 INFO L168 Benchmark]: Boogie Preprocessor took 21.78 ms. Allocated memory is still 140.5 MB. Free memory was 105.0 MB in the beginning and 103.7 MB in the end (delta: 1.3 MB). Peak memory consumption was 1.3 MB. Max. memory is 7.1 GB. [2019-08-04 21:59:51,634 INFO L168 Benchmark]: RCFGBuilder took 264.32 ms. Allocated memory is still 140.5 MB. Free memory was 103.7 MB in the beginning and 94.2 MB in the end (delta: 9.4 MB). Peak memory consumption was 9.4 MB. Max. memory is 7.1 GB. [2019-08-04 21:59:51,635 INFO L168 Benchmark]: Abstract Interpretation took 258.34 ms. Allocated memory is still 140.5 MB. Free memory was 94.2 MB in the beginning and 83.3 MB in the end (delta: 11.0 MB). Peak memory consumption was 11.0 MB. Max. memory is 7.1 GB. [2019-08-04 21:59:51,640 INFO L335 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 0.18 ms. Allocated memory is still 140.5 MB. Free memory is still 107.6 MB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 35.68 ms. Allocated memory is still 140.5 MB. Free memory was 106.3 MB in the beginning and 105.0 MB in the end (delta: 1.3 MB). Peak memory consumption was 1.3 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 21.78 ms. Allocated memory is still 140.5 MB. Free memory was 105.0 MB in the beginning and 103.7 MB in the end (delta: 1.3 MB). Peak memory consumption was 1.3 MB. Max. memory is 7.1 GB. * RCFGBuilder took 264.32 ms. Allocated memory is still 140.5 MB. Free memory was 103.7 MB in the beginning and 94.2 MB in the end (delta: 9.4 MB). Peak memory consumption was 9.4 MB. Max. memory is 7.1 GB. * Abstract Interpretation took 258.34 ms. Allocated memory is still 140.5 MB. Free memory was 94.2 MB in the beginning and 83.3 MB in the end (delta: 11.0 MB). Peak memory consumption was 11.0 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2: - UnprovableResult [Line: 44]: Unable to prove that assertion always holds Unable to prove that assertion always holds Reason: abstract domain could reach this error location. Possible FailurePath: [L15] havoc main_#res; [L16] havoc main_#t~nondet0, main_~n~5, main_#t~post2, main_#t~post1, main_~x~5, main_~y~5; [L17] main_~n~5 := main_#t~nondet0; [L18] havoc main_#t~nondet0; [L19] main_~x~5 := main_~n~5; [L20] main_~y~5 := 0; [L36] assume !(0 < main_~x~5 % 4294967296) && main_~x~5 < -4294967296; [L37] assume ((4294967296 <= main_~y~5 && 4294967296 + 4294967296 <= main_~n~5) && !(main_~y~5 - 4294967296 == main_~n~5 % 4294967296)) && main_~y~5 < 4294967296 + 4294967296; [L38] __VERIFIER_assert_#in~cond := 0; [L39] havoc __VERIFIER_assert_~cond; [L40] __VERIFIER_assert_~cond := __VERIFIER_assert_#in~cond; [L41] assume __VERIFIER_assert_~cond == 0; [L44] assert false; RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...