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_array_compound_exp_cong.epf -i ../../../trunk/examples/programs/20170304-DifficultPathPrograms/n.c11.i_3.bpl
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This is Ultimate 0.1.24-c78c21b
[2018-12-03 20:05:44,147 INFO L170 SettingsManager]: Resetting all preferences to default values...
[2018-12-03 20:05:44,149 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values
[2018-12-03 20:05:44,161 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring...
[2018-12-03 20:05:44,161 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values
[2018-12-03 20:05:44,162 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values
[2018-12-03 20:05:44,163 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values
[2018-12-03 20:05:44,165 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values
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[2018-12-03 20:05:44,179 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values
[2018-12-03 20:05:44,182 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values
[2018-12-03 20:05:44,191 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values
[2018-12-03 20:05:44,196 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values
[2018-12-03 20:05:44,197 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values
[2018-12-03 20:05:44,201 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values
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[2018-12-03 20:05:44,207 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values
[2018-12-03 20:05:44,208 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values
[2018-12-03 20:05:44,209 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values
[2018-12-03 20:05:44,212 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values
[2018-12-03 20:05:44,214 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values
[2018-12-03 20:05:44,215 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring...
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[2018-12-03 20:05:44,218 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values
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[2018-12-03 20:05:44,220 INFO L181 SettingsManager]: Finished resetting all preferences to default values...
[2018-12-03 20:05:44,220 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/ai/array-bench/reach_32bit_array_compound_exp_cong.epf
[2018-12-03 20:05:44,238 INFO L110 SettingsManager]: Loading preferences was successful
[2018-12-03 20:05:44,238 INFO L112 SettingsManager]: Preferences different from defaults after loading the file:
[2018-12-03 20:05:44,239 INFO L131 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults:
[2018-12-03 20:05:44,239 INFO L133 SettingsManager]: * Show backtranslation warnings=false
[2018-12-03 20:05:44,239 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults:
[2018-12-03 20:05:44,239 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS
[2018-12-03 20:05:44,239 INFO L133 SettingsManager]: * User list type=DISABLED
[2018-12-03 20:05:44,240 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults:
[2018-12-03 20:05:44,240 INFO L133 SettingsManager]: * Explicit value domain=true
[2018-12-03 20:05:44,240 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain
[2018-12-03 20:05:44,240 INFO L133 SettingsManager]: * Octagon Domain=false
[2018-12-03 20:05:44,240 INFO L133 SettingsManager]: * Abstract domain=ArrayDomain
[2018-12-03 20:05:44,241 INFO L133 SettingsManager]: * Log string format=TERM
[2018-12-03 20:05:44,241 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true
[2018-12-03 20:05:44,241 INFO L133 SettingsManager]: * Interval Domain=false
[2018-12-03 20:05:44,242 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults:
[2018-12-03 20:05:44,242 INFO L133 SettingsManager]: * Create parallel compositions if possible=false
[2018-12-03 20:05:44,242 INFO L133 SettingsManager]: * Use SBE=true
[2018-12-03 20:05:44,242 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults:
[2018-12-03 20:05:44,242 INFO L133 SettingsManager]: * sizeof long=4
[2018-12-03 20:05:44,243 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true
[2018-12-03 20:05:44,243 INFO L133 SettingsManager]: * sizeof POINTER=4
[2018-12-03 20:05:44,243 INFO L133 SettingsManager]: * Check division by zero=IGNORE
[2018-12-03 20:05:44,243 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE
[2018-12-03 20:05:44,243 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE
[2018-12-03 20:05:44,243 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE
[2018-12-03 20:05:44,244 INFO L133 SettingsManager]: * sizeof long double=12
[2018-12-03 20:05:44,244 INFO L133 SettingsManager]: * Check if freed pointer was valid=false
[2018-12-03 20:05:44,244 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE
[2018-12-03 20:05:44,244 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults:
[2018-12-03 20:05:44,244 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements
[2018-12-03 20:05:44,245 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode
[2018-12-03 20:05:44,245 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000
[2018-12-03 20:05:44,245 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults:
[2018-12-03 20:05:44,245 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP
[2018-12-03 20:05:44,245 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles
[2018-12-03 20:05:44,246 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN
[2018-12-03 20:05:44,246 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode
[2018-12-03 20:05:44,246 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2018-12-03 20:05:44,246 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true
[2018-12-03 20:05:44,246 INFO L133 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES
[2018-12-03 20:05:44,282 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp
[2018-12-03 20:05:44,299 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized
[2018-12-03 20:05:44,305 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected.
[2018-12-03 20:05:44,306 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser...
[2018-12-03 20:05:44,307 INFO L276 PluginConnector]: Boogie PL CUP Parser initialized
[2018-12-03 20:05:44,308 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170304-DifficultPathPrograms/n.c11.i_3.bpl
[2018-12-03 20:05:44,308 INFO L111 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170304-DifficultPathPrograms/n.c11.i_3.bpl'
[2018-12-03 20:05:44,353 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] #######################
[2018-12-03 20:05:44,355 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements.
[2018-12-03 20:05:44,356 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner----------------------------
[2018-12-03 20:05:44,356 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner...
[2018-12-03 20:05:44,356 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized
[2018-12-03 20:05:44,375 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "n.c11.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.12 08:05:44" (1/1) ...
[2018-12-03 20:05:44,387 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "n.c11.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.12 08:05:44" (1/1) ...
[2018-12-03 20:05:44,399 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner----------------------------
[2018-12-03 20:05:44,400 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor----------------------------
[2018-12-03 20:05:44,400 INFO L271 PluginConnector]: Initializing Boogie Preprocessor...
[2018-12-03 20:05:44,400 INFO L276 PluginConnector]: Boogie Preprocessor initialized
[2018-12-03 20:05:44,413 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "n.c11.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.12 08:05:44" (1/1) ...
[2018-12-03 20:05:44,414 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "n.c11.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.12 08:05:44" (1/1) ...
[2018-12-03 20:05:44,415 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "n.c11.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.12 08:05:44" (1/1) ...
[2018-12-03 20:05:44,415 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "n.c11.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.12 08:05:44" (1/1) ...
[2018-12-03 20:05:44,419 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "n.c11.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.12 08:05:44" (1/1) ...
[2018-12-03 20:05:44,423 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "n.c11.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.12 08:05:44" (1/1) ...
[2018-12-03 20:05:44,424 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "n.c11.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.12 08:05:44" (1/1) ...
[2018-12-03 20:05:44,426 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor----------------------------
[2018-12-03 20:05:44,427 INFO L113 PluginConnector]: ------------------------RCFGBuilder----------------------------
[2018-12-03 20:05:44,427 INFO L271 PluginConnector]: Initializing RCFGBuilder...
[2018-12-03 20:05:44,427 INFO L276 PluginConnector]: RCFGBuilder initialized
[2018-12-03 20:05:44,429 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "n.c11.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.12 08:05:44" (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
[2018-12-03 20:05:44,502 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start
[2018-12-03 20:05:44,502 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start
[2018-12-03 20:05:44,696 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start)
[2018-12-03 20:05:44,696 INFO L280 CfgBuilder]: Removed 1 assue(true) statements.
[2018-12-03 20:05:44,696 INFO L202 PluginConnector]: Adding new model n.c11.i_3.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 08:05:44 BoogieIcfgContainer
[2018-12-03 20:05:44,696 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder----------------------------
[2018-12-03 20:05:44,697 INFO L113 PluginConnector]: ------------------------Abstract Interpretation----------------------------
[2018-12-03 20:05:44,697 INFO L271 PluginConnector]: Initializing Abstract Interpretation...
[2018-12-03 20:05:44,697 INFO L276 PluginConnector]: Abstract Interpretation initialized
[2018-12-03 20:05:44,698 INFO L185 PluginConnector]: Executing the observer AbstractInterpretationRcfgObserver from plugin Abstract Interpretation for "n.c11.i_3.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 08:05:44" (1/1) ...
[2018-12-03 20:05:44,735 INFO L101 FixpointEngine]: Starting fixpoint engine with domain ArrayDomain (maxUnwinding=3, maxParallelStates=2)
[2018-12-03 20:05:46,660 INFO L263 AbstractInterpreter]: Some error location(s) were reachable
[2018-12-03 20:05:46,689 INFO L272 AbstractInterpreter]: Visited 5 different actions 17 times. Merged at 3 different actions 9 times. Widened at 1 different actions 1 times. Found 1 fixpoints after 1 different actions. Largest state had 0 variables.
[2018-12-03 20:05:46,692 INFO L132 PluginConnector]: ------------------------ END Abstract Interpretation----------------------------
[2018-12-03 20:05:46,695 INFO L168 Benchmark]: Toolchain (without parser) took 2341.08 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: 95.2 MB). Peak memory consumption was 95.2 MB. Max. memory is 7.1 GB.
[2018-12-03 20:05:46,702 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.
[2018-12-03 20:05:46,703 INFO L168 Benchmark]: Boogie Procedure Inliner took 43.77 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.
[2018-12-03 20:05:46,705 INFO L168 Benchmark]: Boogie Preprocessor took 26.44 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.
[2018-12-03 20:05:46,705 INFO L168 Benchmark]: RCFGBuilder took 269.68 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.
[2018-12-03 20:05:46,709 INFO L168 Benchmark]: Abstract Interpretation took 1996.88 ms. Allocated memory is still 1.5 GB. Free memory was 1.4 GB in the beginning and 1.4 GB in the end (delta: 74.0 MB). Peak memory consumption was 74.0 MB. Max. memory is 7.1 GB.
[2018-12-03 20:05:46,716 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 43.77 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 26.44 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 269.68 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.
* Abstract Interpretation took 1996.88 ms. Allocated memory is still 1.5 GB. Free memory was 1.4 GB in the beginning and 1.4 GB in the end (delta: 74.0 MB). Peak memory consumption was 74.0 MB. Max. memory is 7.1 GB.
* Results from de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2:
- UnprovableResult [Line: 42]: Unable to prove that assertion always holds
Unable to prove that assertion always holds
Reason: abstract domain could reach this error location.
Possible FailurePath:
[L12] havoc main_#res;
[L13] havoc main_#t~post1, main_#t~nondet0, main_~a~5, main_~len~5, main_~i~5;
[L14] havoc main_~a~5;
[L15] main_~len~5 := 0;
[L16] havoc main_~i~5;
[L24] assume !(main_#t~nondet0 % 256 != 0);
[L25] havoc main_#t~nondet0;
[L26] __VERIFIER_assert_#in~cond := (if main_~len~5 % 4294967296 >= 0 && main_~len~5 % 4294967296 < 5 then 1 else 0);
[L27] havoc __VERIFIER_assert_~cond;
[L28] __VERIFIER_assert_~cond := __VERIFIER_assert_#in~cond;
[L29] assume __VERIFIER_assert_~cond == 0;
[L30] assume !false;
[L42] assert false;
RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces
Received shutdown request...