java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AbstractInterpretationC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf --abstractinterpretationv2.abstract.domain IntervalDomain -i ../../../trunk/examples/svcomp/loop-industry-pattern/mod3.c.v+lhb-reducer.c
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This is Ultimate 0.1.24-f4eb214f-m
[2019-10-14 00:38:50,760 INFO L177 SettingsManager]: Resetting all preferences to default values...
[2019-10-14 00:38:50,763 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values
[2019-10-14 00:38:50,781 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring...
[2019-10-14 00:38:50,781 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values
[2019-10-14 00:38:50,782 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values
[2019-10-14 00:38:50,784 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values
[2019-10-14 00:38:50,785 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values
[2019-10-14 00:38:50,787 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values
[2019-10-14 00:38:50,788 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values
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[2019-10-14 00:38:50,790 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values
[2019-10-14 00:38:50,791 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values
[2019-10-14 00:38:50,792 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values
[2019-10-14 00:38:50,793 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values
[2019-10-14 00:38:50,794 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values
[2019-10-14 00:38:50,795 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values
[2019-10-14 00:38:50,796 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values
[2019-10-14 00:38:50,798 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values
[2019-10-14 00:38:50,800 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values
[2019-10-14 00:38:50,801 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values
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[2019-10-14 00:38:50,805 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values
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[2019-10-14 00:38:50,808 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values
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[2019-10-14 00:38:50,814 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values
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[2019-10-14 00:38:50,817 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf
[2019-10-14 00:38:50,840 INFO L113 SettingsManager]: Loading preferences was successful
[2019-10-14 00:38:50,840 INFO L115 SettingsManager]: Preferences different from defaults after loading the file:
[2019-10-14 00:38:50,841 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults:
[2019-10-14 00:38:50,841 INFO L138 SettingsManager]: * Create parallel compositions if possible=false
[2019-10-14 00:38:50,841 INFO L138 SettingsManager]: * Use SBE=true
[2019-10-14 00:38:50,842 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults:
[2019-10-14 00:38:50,842 INFO L138 SettingsManager]: * sizeof long=4
[2019-10-14 00:38:50,842 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true
[2019-10-14 00:38:50,842 INFO L138 SettingsManager]: * sizeof POINTER=4
[2019-10-14 00:38:50,842 INFO L138 SettingsManager]: * Check division by zero=IGNORE
[2019-10-14 00:38:50,843 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE
[2019-10-14 00:38:50,843 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE
[2019-10-14 00:38:50,843 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE
[2019-10-14 00:38:50,844 INFO L138 SettingsManager]: * sizeof long double=12
[2019-10-14 00:38:50,844 INFO L138 SettingsManager]: * Check if freed pointer was valid=false
[2019-10-14 00:38:50,844 INFO L138 SettingsManager]: * Use constant arrays=true
[2019-10-14 00:38:50,845 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE
[2019-10-14 00:38:50,845 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults:
[2019-10-14 00:38:50,845 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements
[2019-10-14 00:38:50,845 INFO L138 SettingsManager]: * To the following directory=./dump/
[2019-10-14 00:38:50,845 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode
[2019-10-14 00:38:50,846 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000
[2019-10-14 00:38:50,846 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults:
[2019-10-14 00:38:50,846 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP
[2019-10-14 00:38:50,846 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles
[2019-10-14 00:38:50,846 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL
[2019-10-14 00:38:50,847 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2019-10-14 00:38:50,847 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true
[2019-10-14 00:38:50,847 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2: Abstract domain -> IntervalDomain
[2019-10-14 00:38:51,114 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp
[2019-10-14 00:38:51,126 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized
[2019-10-14 00:38:51,129 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected.
[2019-10-14 00:38:51,131 INFO L271 PluginConnector]: Initializing CDTParser...
[2019-10-14 00:38:51,131 INFO L275 PluginConnector]: CDTParser initialized
[2019-10-14 00:38:51,132 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/loop-industry-pattern/mod3.c.v+lhb-reducer.c
[2019-10-14 00:38:51,190 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f6d4facd7/b619587439a6498f92d06bd945e8695f/FLAG6ea83c7df
[2019-10-14 00:38:51,631 INFO L306 CDTParser]: Found 1 translation units.
[2019-10-14 00:38:51,631 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/loop-industry-pattern/mod3.c.v+lhb-reducer.c
[2019-10-14 00:38:51,642 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f6d4facd7/b619587439a6498f92d06bd945e8695f/FLAG6ea83c7df
[2019-10-14 00:38:52,030 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f6d4facd7/b619587439a6498f92d06bd945e8695f
[2019-10-14 00:38:52,044 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] #######################
[2019-10-14 00:38:52,045 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements.
[2019-10-14 00:38:52,046 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator----------------------------
[2019-10-14 00:38:52,046 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator...
[2019-10-14 00:38:52,050 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized
[2019-10-14 00:38:52,051 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 12:38:52" (1/1) ...
[2019-10-14 00:38:52,053 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5645a496 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 12:38:52, skipping insertion in model container
[2019-10-14 00:38:52,054 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 12:38:52" (1/1) ...
[2019-10-14 00:38:52,061 INFO L142 MainTranslator]: Starting translation in SV-COMP mode
[2019-10-14 00:38:52,086 INFO L173 MainTranslator]: Built tables and reachable declarations
[2019-10-14 00:38:52,299 INFO L206 PostProcessor]: Analyzing one entry point: main
[2019-10-14 00:38:52,304 INFO L188 MainTranslator]: Completed pre-run
[2019-10-14 00:38:52,328 INFO L206 PostProcessor]: Analyzing one entry point: main
[2019-10-14 00:38:52,437 INFO L192 MainTranslator]: Completed translation
[2019-10-14 00:38:52,438 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 12:38:52 WrapperNode
[2019-10-14 00:38:52,438 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator----------------------------
[2019-10-14 00:38:52,439 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor----------------------------
[2019-10-14 00:38:52,439 INFO L271 PluginConnector]: Initializing Boogie Preprocessor...
[2019-10-14 00:38:52,439 INFO L275 PluginConnector]: Boogie Preprocessor initialized
[2019-10-14 00:38:52,449 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 12:38:52" (1/1) ...
[2019-10-14 00:38:52,449 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 12:38:52" (1/1) ...
[2019-10-14 00:38:52,454 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 12:38:52" (1/1) ...
[2019-10-14 00:38:52,455 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 12:38:52" (1/1) ...
[2019-10-14 00:38:52,467 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 12:38:52" (1/1) ...
[2019-10-14 00:38:52,470 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 12:38:52" (1/1) ...
[2019-10-14 00:38:52,471 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 12:38:52" (1/1) ...
[2019-10-14 00:38:52,473 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor----------------------------
[2019-10-14 00:38:52,473 INFO L113 PluginConnector]: ------------------------RCFGBuilder----------------------------
[2019-10-14 00:38:52,473 INFO L271 PluginConnector]: Initializing RCFGBuilder...
[2019-10-14 00:38:52,474 INFO L275 PluginConnector]: RCFGBuilder initialized
[2019-10-14 00:38:52,474 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 12:38:52" (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
[2019-10-14 00:38:52,531 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init
[2019-10-14 00:38:52,532 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start
[2019-10-14 00:38:52,532 INFO L138 BoogieDeclarations]: Found implementation of procedure main
[2019-10-14 00:38:52,532 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error
[2019-10-14 00:38:52,532 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int
[2019-10-14 00:38:52,532 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert
[2019-10-14 00:38:52,532 INFO L130 BoogieDeclarations]: Found specification of procedure main
[2019-10-14 00:38:52,532 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init
[2019-10-14 00:38:52,533 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start
[2019-10-14 00:38:52,759 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start)
[2019-10-14 00:38:52,759 INFO L284 CfgBuilder]: Removed 0 assume(true) statements.
[2019-10-14 00:38:52,761 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 12:38:52 BoogieIcfgContainer
[2019-10-14 00:38:52,761 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder----------------------------
[2019-10-14 00:38:52,761 INFO L113 PluginConnector]: ------------------------Abstract Interpretation----------------------------
[2019-10-14 00:38:52,762 INFO L271 PluginConnector]: Initializing Abstract Interpretation...
[2019-10-14 00:38:52,762 INFO L275 PluginConnector]: Abstract Interpretation initialized
[2019-10-14 00:38:52,762 INFO L185 PluginConnector]: Executing the observer AbstractInterpretationRcfgObserver from plugin Abstract Interpretation for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 12:38:52" (1/1) ...
[2019-10-14 00:38:52,791 INFO L101 FixpointEngine]: Starting fixpoint engine with domain IntervalDomain (maxUnwinding=3, maxParallelStates=2)
[2019-10-14 00:38:52,901 WARN L79 EvaluatorLogger]: Possible loss of precision. Operator ARITHMOD has no precise implementation.
[2019-10-14 00:38:54,344 INFO L263 AbstractInterpreter]: Some error location(s) were reachable
[2019-10-14 00:38:54,365 INFO L272 AbstractInterpreter]: Visited 37 different actions 295 times. Merged at 29 different actions 185 times. Widened at 5 different actions 7 times. Performed 1382 root evaluator evaluations with a maximum evaluation depth of 13. Performed 1382 inverse root evaluator evaluations with a maximum inverse evaluation depth of 13. Found 73 fixpoints after 15 different actions. Largest state had 31 variables.
[2019-10-14 00:38:54,366 INFO L132 PluginConnector]: ------------------------ END Abstract Interpretation----------------------------
[2019-10-14 00:38:54,369 INFO L168 Benchmark]: Toolchain (without parser) took 2322.50 ms. Allocated memory was 146.3 MB in the beginning and 246.9 MB in the end (delta: 100.7 MB). Free memory was 104.4 MB in the beginning and 107.6 MB in the end (delta: -3.2 MB). Peak memory consumption was 97.4 MB. Max. memory is 7.1 GB.
[2019-10-14 00:38:54,370 INFO L168 Benchmark]: CDTParser took 0.17 ms. Allocated memory is still 146.3 MB. Free memory was 122.6 MB in the beginning and 122.4 MB in the end (delta: 209.7 kB). Peak memory consumption was 209.7 kB. Max. memory is 7.1 GB.
[2019-10-14 00:38:54,371 INFO L168 Benchmark]: CACSL2BoogieTranslator took 392.27 ms. Allocated memory was 146.3 MB in the beginning and 203.9 MB in the end (delta: 57.7 MB). Free memory was 104.0 MB in the beginning and 182.9 MB in the end (delta: -78.9 MB). Peak memory consumption was 19.8 MB. Max. memory is 7.1 GB.
[2019-10-14 00:38:54,372 INFO L168 Benchmark]: Boogie Preprocessor took 34.23 ms. Allocated memory is still 203.9 MB. Free memory was 182.9 MB in the beginning and 181.5 MB in the end (delta: 1.3 MB). Peak memory consumption was 1.3 MB. Max. memory is 7.1 GB.
[2019-10-14 00:38:54,373 INFO L168 Benchmark]: RCFGBuilder took 287.51 ms. Allocated memory is still 203.9 MB. Free memory was 180.9 MB in the beginning and 165.1 MB in the end (delta: 15.8 MB). Peak memory consumption was 15.8 MB. Max. memory is 7.1 GB.
[2019-10-14 00:38:54,374 INFO L168 Benchmark]: Abstract Interpretation took 1604.55 ms. Allocated memory was 203.9 MB in the beginning and 246.9 MB in the end (delta: 43.0 MB). Free memory was 165.1 MB in the beginning and 107.6 MB in the end (delta: 57.5 MB). Peak memory consumption was 100.5 MB. Max. memory is 7.1 GB.
[2019-10-14 00:38:54,378 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] #######################
--- Results ---
* Results from de.uni_freiburg.informatik.ultimate.core:
- StatisticsResult: Toolchain Benchmarks
Benchmark results are:
* CDTParser took 0.17 ms. Allocated memory is still 146.3 MB. Free memory was 122.6 MB in the beginning and 122.4 MB in the end (delta: 209.7 kB). Peak memory consumption was 209.7 kB. Max. memory is 7.1 GB.
* CACSL2BoogieTranslator took 392.27 ms. Allocated memory was 146.3 MB in the beginning and 203.9 MB in the end (delta: 57.7 MB). Free memory was 104.0 MB in the beginning and 182.9 MB in the end (delta: -78.9 MB). Peak memory consumption was 19.8 MB. Max. memory is 7.1 GB.
* Boogie Preprocessor took 34.23 ms. Allocated memory is still 203.9 MB. Free memory was 182.9 MB in the beginning and 181.5 MB in the end (delta: 1.3 MB). Peak memory consumption was 1.3 MB. Max. memory is 7.1 GB.
* RCFGBuilder took 287.51 ms. Allocated memory is still 203.9 MB. Free memory was 180.9 MB in the beginning and 165.1 MB in the end (delta: 15.8 MB). Peak memory consumption was 15.8 MB. Max. memory is 7.1 GB.
* Abstract Interpretation took 1604.55 ms. Allocated memory was 203.9 MB in the beginning and 246.9 MB in the end (delta: 43.0 MB). Free memory was 165.1 MB in the beginning and 107.6 MB in the end (delta: 57.5 MB). Peak memory consumption was 100.5 MB. Max. memory is 7.1 GB.
* Results from de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2:
- UnprovableResult [Line: 97]: Unable to prove that call of __VERIFIER_error() unreachable
Unable to prove that call of __VERIFIER_error() unreachable
Reason: abstract domain could reach this error location.
Possible FailurePath:
[L1] int __return_main;
[L6] int __tmp_112_0;
[L7] int __tmp_94_0;
[L8] int __tmp_93_0;
[L9] int __tmp_88_0;
[L10] int __tmp_88_1;
[L11] int __tmp_91_0;
[L12] int __tmp_91_1;
[L13] int __return_121;
[L16] unsigned int main__x;
[L17] unsigned int main__y = 1;
[L19] int main____CPAchecker_TMP_0;
[L20] main____CPAchecker_TMP_0 = __VERIFIER_nondet_int()
[L21] COND TRUE !(main____CPAchecker_TMP_0 == 0)
[L23] COND TRUE (main__x % 3) == 1
[L25] main__x = main__x + 2
[L26] main__y = 0
[L27] __tmp_112_0 = main____CPAchecker_TMP_0
[L29] main____CPAchecker_TMP_0 = __tmp_112_0
[L30] __tmp_94_0 = main____CPAchecker_TMP_0
[L32] main____CPAchecker_TMP_0 = __tmp_94_0
[L33] int main____CPAchecker_TMP_0;
[L34] main____CPAchecker_TMP_0 = __VERIFIER_nondet_int()
[L35] COND FALSE !(!(main____CPAchecker_TMP_0 == 0))
[L88] COND TRUE main__y == 0
[L91] int __tmp_1;
[L92] __tmp_1 = (main__x % 3) == 0
[L93] int __VERIFIER_assert__cond;
[L94] __VERIFIER_assert__cond = __tmp_1
[L95] COND TRUE __VERIFIER_assert__cond == 0
[L97] __VERIFIER_error()
RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces
Received shutdown request...