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_oct_cong.epf -i ../../../trunk/examples/programs/20170304-DifficultPathPrograms/sum02.i_3.bpl
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This is Ultimate 0.1.24-c78c21b
[2018-12-03 20:35:41,015 INFO L170 SettingsManager]: Resetting all preferences to default values...
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[2018-12-03 20:35:41,055 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values
[2018-12-03 20:35:41,055 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values
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[2018-12-03 20:35:41,069 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/ai/array-bench/reach_32bit_array_compound_oct_cong.epf
[2018-12-03 20:35:41,085 INFO L110 SettingsManager]: Loading preferences was successful
[2018-12-03 20:35:41,086 INFO L112 SettingsManager]: Preferences different from defaults after loading the file:
[2018-12-03 20:35:41,087 INFO L131 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults:
[2018-12-03 20:35:41,087 INFO L133 SettingsManager]: * Show backtranslation warnings=false
[2018-12-03 20:35:41,087 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults:
[2018-12-03 20:35:41,087 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS
[2018-12-03 20:35:41,087 INFO L133 SettingsManager]: * User list type=DISABLED
[2018-12-03 20:35:41,093 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults:
[2018-12-03 20:35:41,093 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain
[2018-12-03 20:35:41,093 INFO L133 SettingsManager]: * Abstract domain=ArrayDomain
[2018-12-03 20:35:41,093 INFO L133 SettingsManager]: * Log string format=TERM
[2018-12-03 20:35:41,094 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true
[2018-12-03 20:35:41,094 INFO L133 SettingsManager]: * Interval Domain=false
[2018-12-03 20:35:41,095 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults:
[2018-12-03 20:35:41,095 INFO L133 SettingsManager]: * Create parallel compositions if possible=false
[2018-12-03 20:35:41,095 INFO L133 SettingsManager]: * Use SBE=true
[2018-12-03 20:35:41,095 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults:
[2018-12-03 20:35:41,095 INFO L133 SettingsManager]: * sizeof long=4
[2018-12-03 20:35:41,098 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true
[2018-12-03 20:35:41,098 INFO L133 SettingsManager]: * sizeof POINTER=4
[2018-12-03 20:35:41,098 INFO L133 SettingsManager]: * Check division by zero=IGNORE
[2018-12-03 20:35:41,099 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE
[2018-12-03 20:35:41,099 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE
[2018-12-03 20:35:41,099 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE
[2018-12-03 20:35:41,099 INFO L133 SettingsManager]: * sizeof long double=12
[2018-12-03 20:35:41,099 INFO L133 SettingsManager]: * Check if freed pointer was valid=false
[2018-12-03 20:35:41,100 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE
[2018-12-03 20:35:41,100 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults:
[2018-12-03 20:35:41,100 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements
[2018-12-03 20:35:41,100 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode
[2018-12-03 20:35:41,101 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000
[2018-12-03 20:35:41,102 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults:
[2018-12-03 20:35:41,103 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP
[2018-12-03 20:35:41,103 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles
[2018-12-03 20:35:41,103 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN
[2018-12-03 20:35:41,103 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode
[2018-12-03 20:35:41,104 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2018-12-03 20:35:41,104 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true
[2018-12-03 20:35:41,104 INFO L133 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES
[2018-12-03 20:35:41,149 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp
[2018-12-03 20:35:41,166 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized
[2018-12-03 20:35:41,169 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected.
[2018-12-03 20:35:41,171 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser...
[2018-12-03 20:35:41,171 INFO L276 PluginConnector]: Boogie PL CUP Parser initialized
[2018-12-03 20:35:41,172 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170304-DifficultPathPrograms/sum02.i_3.bpl
[2018-12-03 20:35:41,172 INFO L111 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170304-DifficultPathPrograms/sum02.i_3.bpl'
[2018-12-03 20:35:41,207 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] #######################
[2018-12-03 20:35:41,209 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements.
[2018-12-03 20:35:41,210 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner----------------------------
[2018-12-03 20:35:41,210 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner...
[2018-12-03 20:35:41,211 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized
[2018-12-03 20:35:41,230 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "sum02.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.12 08:35:41" (1/1) ...
[2018-12-03 20:35:41,240 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "sum02.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.12 08:35:41" (1/1) ...
[2018-12-03 20:35:41,254 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner----------------------------
[2018-12-03 20:35:41,255 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor----------------------------
[2018-12-03 20:35:41,255 INFO L271 PluginConnector]: Initializing Boogie Preprocessor...
[2018-12-03 20:35:41,255 INFO L276 PluginConnector]: Boogie Preprocessor initialized
[2018-12-03 20:35:41,269 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "sum02.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.12 08:35:41" (1/1) ...
[2018-12-03 20:35:41,269 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "sum02.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.12 08:35:41" (1/1) ...
[2018-12-03 20:35:41,270 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "sum02.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.12 08:35:41" (1/1) ...
[2018-12-03 20:35:41,271 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "sum02.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.12 08:35:41" (1/1) ...
[2018-12-03 20:35:41,275 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "sum02.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.12 08:35:41" (1/1) ...
[2018-12-03 20:35:41,279 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "sum02.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.12 08:35:41" (1/1) ...
[2018-12-03 20:35:41,280 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "sum02.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.12 08:35:41" (1/1) ...
[2018-12-03 20:35:41,282 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor----------------------------
[2018-12-03 20:35:41,288 INFO L113 PluginConnector]: ------------------------RCFGBuilder----------------------------
[2018-12-03 20:35:41,288 INFO L271 PluginConnector]: Initializing RCFGBuilder...
[2018-12-03 20:35:41,288 INFO L276 PluginConnector]: RCFGBuilder initialized
[2018-12-03 20:35:41,290 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "sum02.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.12 08:35:41" (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 20:35:41,368 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start
[2018-12-03 20:35:41,369 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start
[2018-12-03 20:35:41,639 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start)
[2018-12-03 20:35:41,639 INFO L280 CfgBuilder]: Removed 1 assue(true) statements.
[2018-12-03 20:35:41,640 INFO L202 PluginConnector]: Adding new model sum02.i_3.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 08:35:41 BoogieIcfgContainer
[2018-12-03 20:35:41,640 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder----------------------------
[2018-12-03 20:35:41,643 INFO L113 PluginConnector]: ------------------------Abstract Interpretation----------------------------
[2018-12-03 20:35:41,643 INFO L271 PluginConnector]: Initializing Abstract Interpretation...
[2018-12-03 20:35:41,643 INFO L276 PluginConnector]: Abstract Interpretation initialized
[2018-12-03 20:35:41,644 INFO L185 PluginConnector]: Executing the observer AbstractInterpretationRcfgObserver from plugin Abstract Interpretation for "sum02.i_3.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 08:35:41" (1/1) ...
[2018-12-03 20:35:41,701 INFO L101 FixpointEngine]: Starting fixpoint engine with domain ArrayDomain (maxUnwinding=3, maxParallelStates=2)
[2018-12-03 20:35:41,805 WARN L79 EvaluatorLogger]: Possible loss of precision. Operator ARITHMOD has no precise implementation.
[2018-12-03 20:35:42,792 INFO L263 AbstractInterpreter]: Some error location(s) were reachable
[2018-12-03 20:35:42,821 INFO L272 AbstractInterpreter]: Visited 5 different actions 37 times. Merged at 3 different actions 23 times. Widened at 2 different actions 9 times. Found 1 fixpoints after 1 different actions. Largest state had 0 variables.
[2018-12-03 20:35:42,823 INFO L132 PluginConnector]: ------------------------ END Abstract Interpretation----------------------------
[2018-12-03 20:35:42,826 INFO L168 Benchmark]: Toolchain (without parser) took 1616.51 ms. Allocated memory is still 1.5 GB. Free memory was 1.4 GB in the beginning and 1.3 GB in the end (delta: 116.3 MB). Peak memory consumption was 116.3 MB. Max. memory is 7.1 GB.
[2018-12-03 20:35:42,830 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.21 ms. Allocated memory is still 1.5 GB. Free memory is still 1.4 GB. There was no memory consumed. Max. memory is 7.1 GB.
[2018-12-03 20:35:42,831 INFO L168 Benchmark]: Boogie Procedure Inliner took 44.24 ms. Allocated memory is still 1.5 GB. Free memory is still 1.4 GB. There was no memory consumed. Max. memory is 7.1 GB.
[2018-12-03 20:35:42,832 INFO L168 Benchmark]: Boogie Preprocessor took 27.35 ms. Allocated memory is still 1.5 GB. Free memory is still 1.4 GB. There was no memory consumed. Max. memory is 7.1 GB.
[2018-12-03 20:35:42,834 INFO L168 Benchmark]: RCFGBuilder took 352.35 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: 21.1 MB). Peak memory consumption was 21.1 MB. Max. memory is 7.1 GB.
[2018-12-03 20:35:42,839 INFO L168 Benchmark]: Abstract Interpretation took 1181.09 ms. Allocated memory is still 1.5 GB. Free memory was 1.4 GB in the beginning and 1.3 GB in the end (delta: 95.1 MB). Peak memory consumption was 95.1 MB. Max. memory is 7.1 GB.
[2018-12-03 20:35:42,845 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 0.21 ms. Allocated memory is still 1.5 GB. Free memory is still 1.4 GB. There was no memory consumed. Max. memory is 7.1 GB.
* Boogie Procedure Inliner took 44.24 ms. Allocated memory is still 1.5 GB. Free memory is still 1.4 GB. There was no memory consumed. Max. memory is 7.1 GB.
* Boogie Preprocessor took 27.35 ms. Allocated memory is still 1.5 GB. Free memory is still 1.4 GB. There was no memory consumed. Max. memory is 7.1 GB.
* RCFGBuilder took 352.35 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: 21.1 MB). Peak memory consumption was 21.1 MB. Max. memory is 7.1 GB.
* Abstract Interpretation took 1181.09 ms. Allocated memory is still 1.5 GB. Free memory was 1.4 GB in the beginning and 1.3 GB in the end (delta: 95.1 MB). Peak memory consumption was 95.1 MB. Max. memory is 7.1 GB.
* Results from de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2:
- UnprovableResult [Line: 46]: Unable to prove that assertion always holds
Unable to prove that assertion always holds
Reason: abstract domain could reach this error location.
Possible FailurePath:
[L14] havoc main_#res;
[L15] havoc main_#t~nondet0, main_#t~post1, main_~i~6, main_~n~6, main_~sn~6, main_~nl~6, main_~gauss~6;
[L16] havoc main_~i~6;
[L17] main_~n~6 := main_#t~nondet0;
[L18] havoc main_#t~nondet0;
[L19] main_~sn~6 := 0;
[L20] assume main_~n~6 % 4294967296 % 18446744073709551616 < 4294967296;
[L21] main_~i~6 := 0;
[L39] assume !!(main_~i~6 % 4294967296 <= main_~n~6 % 4294967296);
[L40] main_~sn~6 := main_~sn~6 + main_~i~6 % 4294967296;
[L41] main_#t~post1 := main_~i~6;
[L42] main_~i~6 := main_#t~post1 + 1;
[L43] havoc main_#t~post1;
[L39] assume !!(main_~i~6 % 4294967296 <= main_~n~6 % 4294967296);
[L40] main_~sn~6 := main_~sn~6 + main_~i~6 % 4294967296;
[L41] main_#t~post1 := main_~i~6;
[L42] main_~i~6 := main_#t~post1 + 1;
[L43] havoc main_#t~post1;
[L29] assume !(main_~i~6 % 4294967296 <= main_~n~6 % 4294967296);
[L30] main_~nl~6 := main_~n~6 % 4294967296;
[L31] main_~gauss~6 := (if main_~nl~6 * (main_~nl~6 + 1) % 18446744073709551616 < 0 && main_~nl~6 * (main_~nl~6 + 1) % 18446744073709551616 % 2 != 0 then main_~nl~6 * (main_~nl~6 + 1) % 18446744073709551616 / 2 + 1 else main_~nl~6 * (main_~nl~6 + 1) % 18446744073709551616 / 2);
[L32] __VERIFIER_assert_#in~cond := (if main_~sn~6 % 18446744073709551616 == main_~gauss~6 % 18446744073709551616 || main_~sn~6 % 18446744073709551616 == 0 then 1 else 0);
[L33] havoc __VERIFIER_assert_~cond;
[L34] __VERIFIER_assert_~cond := __VERIFIER_assert_#in~cond;
[L35] assume __VERIFIER_assert_~cond == 0;
[L36] assume !false;
[L46] assert false;
RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces
Received shutdown request...