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/20170304-DifficultPathPrograms/veris.c_NetBSD-libc__loop.i_2.bpl
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This is Ultimate 0.1.24-0302a3f
[2019-02-25 16:08:06,854 INFO L170 SettingsManager]: Resetting all preferences to default values...
[2019-02-25 16:08:06,856 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values
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[2019-02-25 16:08:06,868 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values
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[2019-02-25 16:08:06,871 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values
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[2019-02-25 16:08:06,884 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values
[2019-02-25 16:08:06,886 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values
[2019-02-25 16:08:06,888 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values
[2019-02-25 16:08:06,889 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values
[2019-02-25 16:08:06,891 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values
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[2019-02-25 16:08:06,894 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values
[2019-02-25 16:08:06,895 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values
[2019-02-25 16:08:06,896 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values
[2019-02-25 16:08:06,897 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values
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[2019-02-25 16:08:06,901 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values
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[2019-02-25 16:08:06,903 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/ai/array-bench/reach_32bit_compound_exp_cong.epf
[2019-02-25 16:08:06,916 INFO L110 SettingsManager]: Loading preferences was successful
[2019-02-25 16:08:06,917 INFO L112 SettingsManager]: Preferences different from defaults after loading the file:
[2019-02-25 16:08:06,917 INFO L131 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults:
[2019-02-25 16:08:06,918 INFO L133 SettingsManager]: * Show backtranslation warnings=false
[2019-02-25 16:08:06,918 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults:
[2019-02-25 16:08:06,918 INFO L133 SettingsManager]: * User list type=DISABLED
[2019-02-25 16:08:06,918 INFO L133 SettingsManager]: * Inline calls to unimplemented procedures=true
[2019-02-25 16:08:06,918 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults:
[2019-02-25 16:08:06,919 INFO L133 SettingsManager]: * Explicit value domain=true
[2019-02-25 16:08:06,919 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain
[2019-02-25 16:08:06,919 INFO L133 SettingsManager]: * Octagon Domain=false
[2019-02-25 16:08:06,919 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain
[2019-02-25 16:08:06,919 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true
[2019-02-25 16:08:06,920 INFO L133 SettingsManager]: * Interval Domain=false
[2019-02-25 16:08:06,921 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults:
[2019-02-25 16:08:06,921 INFO L133 SettingsManager]: * Create parallel compositions if possible=false
[2019-02-25 16:08:06,922 INFO L133 SettingsManager]: * Use SBE=true
[2019-02-25 16:08:06,922 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults:
[2019-02-25 16:08:06,922 INFO L133 SettingsManager]: * sizeof long=4
[2019-02-25 16:08:06,922 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true
[2019-02-25 16:08:06,922 INFO L133 SettingsManager]: * sizeof POINTER=4
[2019-02-25 16:08:06,924 INFO L133 SettingsManager]: * Check division by zero=IGNORE
[2019-02-25 16:08:06,924 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE
[2019-02-25 16:08:06,925 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE
[2019-02-25 16:08:06,925 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE
[2019-02-25 16:08:06,925 INFO L133 SettingsManager]: * sizeof long double=12
[2019-02-25 16:08:06,925 INFO L133 SettingsManager]: * Check if freed pointer was valid=false
[2019-02-25 16:08:06,925 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE
[2019-02-25 16:08:06,926 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults:
[2019-02-25 16:08:06,926 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements
[2019-02-25 16:08:06,927 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode
[2019-02-25 16:08:06,927 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000
[2019-02-25 16:08:06,927 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults:
[2019-02-25 16:08:06,927 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP
[2019-02-25 16:08:06,927 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles
[2019-02-25 16:08:06,928 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN
[2019-02-25 16:08:06,928 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode
[2019-02-25 16:08:06,928 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2019-02-25 16:08:06,928 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true
[2019-02-25 16:08:06,928 INFO L133 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES
[2019-02-25 16:08:06,979 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp
[2019-02-25 16:08:06,992 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized
[2019-02-25 16:08:06,998 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected.
[2019-02-25 16:08:07,000 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser...
[2019-02-25 16:08:07,000 INFO L276 PluginConnector]: Boogie PL CUP Parser initialized
[2019-02-25 16:08:07,002 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170304-DifficultPathPrograms/veris.c_NetBSD-libc__loop.i_2.bpl
[2019-02-25 16:08:07,002 INFO L111 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170304-DifficultPathPrograms/veris.c_NetBSD-libc__loop.i_2.bpl'
[2019-02-25 16:08:07,065 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] #######################
[2019-02-25 16:08:07,067 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements.
[2019-02-25 16:08:07,068 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner----------------------------
[2019-02-25 16:08:07,068 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner...
[2019-02-25 16:08:07,068 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized
[2019-02-25 16:08:07,086 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "veris.c_NetBSD-libc__loop.i_2.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.02 04:08:07" (1/1) ...
[2019-02-25 16:08:07,102 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "veris.c_NetBSD-libc__loop.i_2.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.02 04:08:07" (1/1) ...
[2019-02-25 16:08:07,113 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner----------------------------
[2019-02-25 16:08:07,114 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor----------------------------
[2019-02-25 16:08:07,114 INFO L271 PluginConnector]: Initializing Boogie Preprocessor...
[2019-02-25 16:08:07,114 INFO L276 PluginConnector]: Boogie Preprocessor initialized
[2019-02-25 16:08:07,128 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "veris.c_NetBSD-libc__loop.i_2.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.02 04:08:07" (1/1) ...
[2019-02-25 16:08:07,128 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "veris.c_NetBSD-libc__loop.i_2.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.02 04:08:07" (1/1) ...
[2019-02-25 16:08:07,130 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "veris.c_NetBSD-libc__loop.i_2.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.02 04:08:07" (1/1) ...
[2019-02-25 16:08:07,130 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "veris.c_NetBSD-libc__loop.i_2.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.02 04:08:07" (1/1) ...
[2019-02-25 16:08:07,135 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "veris.c_NetBSD-libc__loop.i_2.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.02 04:08:07" (1/1) ...
[2019-02-25 16:08:07,138 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "veris.c_NetBSD-libc__loop.i_2.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.02 04:08:07" (1/1) ...
[2019-02-25 16:08:07,140 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "veris.c_NetBSD-libc__loop.i_2.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.02 04:08:07" (1/1) ...
[2019-02-25 16:08:07,143 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor----------------------------
[2019-02-25 16:08:07,146 INFO L113 PluginConnector]: ------------------------RCFGBuilder----------------------------
[2019-02-25 16:08:07,146 INFO L271 PluginConnector]: Initializing RCFGBuilder...
[2019-02-25 16:08:07,146 INFO L276 PluginConnector]: RCFGBuilder initialized
[2019-02-25 16:08:07,148 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "veris.c_NetBSD-libc__loop.i_2.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.02 04:08:07" (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
[2019-02-25 16:08:07,221 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start
[2019-02-25 16:08:07,222 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start
[2019-02-25 16:08:07,440 INFO L281 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start)
[2019-02-25 16:08:07,440 INFO L286 CfgBuilder]: Removed 1 assue(true) statements.
[2019-02-25 16:08:07,441 INFO L202 PluginConnector]: Adding new model veris.c_NetBSD-libc__loop.i_2.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.02 04:08:07 BoogieIcfgContainer
[2019-02-25 16:08:07,442 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder----------------------------
[2019-02-25 16:08:07,443 INFO L113 PluginConnector]: ------------------------Abstract Interpretation----------------------------
[2019-02-25 16:08:07,443 INFO L271 PluginConnector]: Initializing Abstract Interpretation...
[2019-02-25 16:08:07,444 INFO L276 PluginConnector]: Abstract Interpretation initialized
[2019-02-25 16:08:07,444 INFO L185 PluginConnector]: Executing the observer AbstractInterpretationRcfgObserver from plugin Abstract Interpretation for "veris.c_NetBSD-libc__loop.i_2.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.02 04:08:07" (1/1) ...
[2019-02-25 16:08:07,473 INFO L101 FixpointEngine]: Starting fixpoint engine with domain CompoundDomain (maxUnwinding=3, maxParallelStates=2)
[2019-02-25 16:08:07,745 INFO L263 AbstractInterpreter]: Some error location(s) were reachable
[2019-02-25 16:08:07,764 INFO L272 AbstractInterpreter]: Visited 6 different actions 21 times. Merged at 4 different actions 12 times. Widened at 1 different actions 1 times. Performed 268 root evaluator evaluations with a maximum evaluation depth of 5. Performed 268 inverse root evaluator evaluations with a maximum inverse evaluation depth of 5. Found 1 fixpoints after 1 different actions. Largest state had 0 variables.
[2019-02-25 16:08:07,766 INFO L132 PluginConnector]: ------------------------ END Abstract Interpretation----------------------------
[2019-02-25 16:08:07,767 INFO L168 Benchmark]: Toolchain (without parser) took 701.29 ms. Allocated memory is still 133.2 MB. Free memory was 108.0 MB in the beginning and 81.8 MB in the end (delta: 26.2 MB). Peak memory consumption was 26.2 MB. Max. memory is 7.1 GB.
[2019-02-25 16:08:07,769 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.23 ms. Allocated memory is still 133.2 MB. Free memory is still 109.3 MB. There was no memory consumed. Max. memory is 7.1 GB.
[2019-02-25 16:08:07,770 INFO L168 Benchmark]: Boogie Procedure Inliner took 45.79 ms. Allocated memory is still 133.2 MB. Free memory was 108.0 MB in the beginning and 106.3 MB in the end (delta: 1.7 MB). Peak memory consumption was 1.7 MB. Max. memory is 7.1 GB.
[2019-02-25 16:08:07,771 INFO L168 Benchmark]: Boogie Preprocessor took 29.20 ms. Allocated memory is still 133.2 MB. Free memory was 106.3 MB in the beginning and 105.1 MB in the end (delta: 1.3 MB). Peak memory consumption was 1.3 MB. Max. memory is 7.1 GB.
[2019-02-25 16:08:07,772 INFO L168 Benchmark]: RCFGBuilder took 296.32 ms. Allocated memory is still 133.2 MB. Free memory was 105.1 MB in the beginning and 93.6 MB in the end (delta: 11.4 MB). Peak memory consumption was 11.4 MB. Max. memory is 7.1 GB.
[2019-02-25 16:08:07,773 INFO L168 Benchmark]: Abstract Interpretation took 323.08 ms. Allocated memory is still 133.2 MB. Free memory was 93.6 MB in the beginning and 81.8 MB in the end (delta: 11.8 MB). Peak memory consumption was 11.8 MB. Max. memory is 7.1 GB.
[2019-02-25 16:08:07,780 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 0.23 ms. Allocated memory is still 133.2 MB. Free memory is still 109.3 MB. There was no memory consumed. Max. memory is 7.1 GB.
* Boogie Procedure Inliner took 45.79 ms. Allocated memory is still 133.2 MB. Free memory was 108.0 MB in the beginning and 106.3 MB in the end (delta: 1.7 MB). Peak memory consumption was 1.7 MB. Max. memory is 7.1 GB.
* Boogie Preprocessor took 29.20 ms. Allocated memory is still 133.2 MB. Free memory was 106.3 MB in the beginning and 105.1 MB in the end (delta: 1.3 MB). Peak memory consumption was 1.3 MB. Max. memory is 7.1 GB.
* RCFGBuilder took 296.32 ms. Allocated memory is still 133.2 MB. Free memory was 105.1 MB in the beginning and 93.6 MB in the end (delta: 11.4 MB). Peak memory consumption was 11.4 MB. Max. memory is 7.1 GB.
* Abstract Interpretation took 323.08 ms. Allocated memory is still 133.2 MB. Free memory was 93.6 MB in the beginning and 81.8 MB in the end (delta: 11.8 MB). Peak memory consumption was 11.8 MB. Max. memory is 7.1 GB.
* Results from de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2:
- UnprovableResult [Line: 82]: Unable to prove that assertion always holds
Unable to prove that assertion always holds
Reason: abstract domain could reach this error location.
Possible FailurePath:
[L33] #NULL.base, #NULL.offset := 0, 0;
[L34] #valid := #valid[0 := 0];
[L35] ~tmp.base, ~tmp.offset := 0, 0;
[L36] havoc main_#res;
[L37] havoc main_#t~ret2, main_~#pathbuf~6.base, main_~#pathbuf~6.offset, main_~bound~6.base, main_~bound~6.offset;
[L38] #Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;
[L39] #Ultimate.alloc_~size := 8;
[L40] havoc #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;
[L41] havoc #valid, #length;
[L42] assume #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base] == 0;
[L43] assume #valid == #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base := 1];
[L44] assume #Ultimate.alloc_#res.offset == 0;
[L45] assume #Ultimate.alloc_#res.base != 0;
[L46] assume #length == #Ultimate.alloc_old_#length[#Ultimate.alloc_#res.base := #Ultimate.alloc_~size];
[L47] main_~#pathbuf~6.base, main_~#pathbuf~6.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;
[L48] main_~bound~6.base, main_~bound~6.offset := main_~#pathbuf~6.base, main_~#pathbuf~6.offset + 8 - 4;
[L49] ~tmp.base, ~tmp.offset := main_~#pathbuf~6.base, main_~#pathbuf~6.offset + 8 - 4;
[L50] glob2_#in~pathbuf.base, glob2_#in~pathbuf.offset, glob2_#in~pathlim.base, glob2_#in~pathlim.offset := main_~#pathbuf~6.base, main_~#pathbuf~6.offset, main_~bound~6.base, main_~bound~6.offset;
[L51] havoc glob2_#res;
[L52] havoc glob2_#t~post0.base, glob2_#t~post0.offset, glob2_~pathbuf.base, glob2_~pathbuf.offset, glob2_~pathlim.base, glob2_~pathlim.offset, glob2_~p~4.base, glob2_~p~4.offset;
[L53] glob2_~pathbuf.base, glob2_~pathbuf.offset := glob2_#in~pathbuf.base, glob2_#in~pathbuf.offset;
[L54] glob2_~pathlim.base, glob2_~pathlim.offset := glob2_#in~pathlim.base, glob2_#in~pathlim.offset;
[L55] havoc glob2_~p~4.base, glob2_~p~4.offset;
[L56] glob2_~p~4.base, glob2_~p~4.offset := glob2_~pathbuf.base, glob2_~pathbuf.offset;
[L60] assume !!(glob2_~p~4.base == glob2_~pathlim.base && glob2_~p~4.offset <= glob2_~pathlim.offset);
[L61] __VERIFIER_assert_#in~cond := (if glob2_~p~4.base == ~tmp.base && glob2_~p~4.offset <= ~tmp.offset then 1 else 0);
[L62] havoc __VERIFIER_assert_~cond;
[L63] __VERIFIER_assert_~cond := __VERIFIER_assert_#in~cond;
[L78] assume __VERIFIER_assert_~cond == 0;
[L79] assume !false;
[L82] assert false;
RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces
Received shutdown request...