java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/SifaC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/eca-rers2012/Problem11_label07.c
--------------------------------------------------------------------------------
This is Ultimate 0.1.24-f3d0b09
[2019-08-08 10:48:08,941 INFO L177 SettingsManager]: Resetting all preferences to default values...
[2019-08-08 10:48:08,943 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values
[2019-08-08 10:48:08,955 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring...
[2019-08-08 10:48:08,955 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values
[2019-08-08 10:48:08,956 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values
[2019-08-08 10:48:08,958 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values
[2019-08-08 10:48:08,960 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values
[2019-08-08 10:48:08,961 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values
[2019-08-08 10:48:08,962 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values
[2019-08-08 10:48:08,963 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values
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[2019-08-08 10:48:08,968 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values
[2019-08-08 10:48:08,969 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values
[2019-08-08 10:48:08,969 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values
[2019-08-08 10:48:08,971 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values
[2019-08-08 10:48:08,973 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values
[2019-08-08 10:48:08,975 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values
[2019-08-08 10:48:08,976 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values
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[2019-08-08 10:48:08,990 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values
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[2019-08-08 10:48:08,992 INFO L188 SettingsManager]: Finished resetting all preferences to default values...
[2019-08-08 10:48:08,992 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
[2019-08-08 10:48:09,007 INFO L113 SettingsManager]: Loading preferences was successful
[2019-08-08 10:48:09,007 INFO L115 SettingsManager]: Preferences different from defaults after loading the file:
[2019-08-08 10:48:09,009 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults:
[2019-08-08 10:48:09,009 INFO L138 SettingsManager]: * Create parallel compositions if possible=false
[2019-08-08 10:48:09,009 INFO L138 SettingsManager]: * Use SBE=true
[2019-08-08 10:48:09,009 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults:
[2019-08-08 10:48:09,009 INFO L138 SettingsManager]: * sizeof long=4
[2019-08-08 10:48:09,010 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true
[2019-08-08 10:48:09,010 INFO L138 SettingsManager]: * sizeof POINTER=4
[2019-08-08 10:48:09,010 INFO L138 SettingsManager]: * Check division by zero=IGNORE
[2019-08-08 10:48:09,010 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE
[2019-08-08 10:48:09,010 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE
[2019-08-08 10:48:09,011 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE
[2019-08-08 10:48:09,011 INFO L138 SettingsManager]: * sizeof long double=12
[2019-08-08 10:48:09,011 INFO L138 SettingsManager]: * Check if freed pointer was valid=false
[2019-08-08 10:48:09,011 INFO L138 SettingsManager]: * Use constant arrays=true
[2019-08-08 10:48:09,011 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE
[2019-08-08 10:48:09,012 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults:
[2019-08-08 10:48:09,012 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements
[2019-08-08 10:48:09,012 INFO L138 SettingsManager]: * To the following directory=./dump/
[2019-08-08 10:48:09,012 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode
[2019-08-08 10:48:09,012 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000
[2019-08-08 10:48:09,013 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults:
[2019-08-08 10:48:09,014 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP
[2019-08-08 10:48:09,014 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles
[2019-08-08 10:48:09,015 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL
[2019-08-08 10:48:09,015 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode
[2019-08-08 10:48:09,015 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2019-08-08 10:48:09,015 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true
[2019-08-08 10:48:09,043 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp
[2019-08-08 10:48:09,055 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized
[2019-08-08 10:48:09,059 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected.
[2019-08-08 10:48:09,061 INFO L271 PluginConnector]: Initializing CDTParser...
[2019-08-08 10:48:09,061 INFO L275 PluginConnector]: CDTParser initialized
[2019-08-08 10:48:09,062 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/eca-rers2012/Problem11_label07.c
[2019-08-08 10:48:09,122 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b24da98b7/3ee41f74890346cb940d8774bf69fde7/FLAG99e730f15
[2019-08-08 10:48:09,771 INFO L306 CDTParser]: Found 1 translation units.
[2019-08-08 10:48:09,772 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/eca-rers2012/Problem11_label07.c
[2019-08-08 10:48:09,785 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b24da98b7/3ee41f74890346cb940d8774bf69fde7/FLAG99e730f15
[2019-08-08 10:48:10,004 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b24da98b7/3ee41f74890346cb940d8774bf69fde7
[2019-08-08 10:48:10,013 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] #######################
[2019-08-08 10:48:10,014 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements.
[2019-08-08 10:48:10,017 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator----------------------------
[2019-08-08 10:48:10,017 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator...
[2019-08-08 10:48:10,020 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized
[2019-08-08 10:48:10,021 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.08 10:48:10" (1/1) ...
[2019-08-08 10:48:10,023 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@302f6538 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 10:48:10, skipping insertion in model container
[2019-08-08 10:48:10,024 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.08 10:48:10" (1/1) ...
[2019-08-08 10:48:10,030 INFO L142 MainTranslator]: Starting translation in SV-COMP mode
[2019-08-08 10:48:10,095 INFO L173 MainTranslator]: Built tables and reachable declarations
[2019-08-08 10:48:10,685 INFO L206 PostProcessor]: Analyzing one entry point: main
[2019-08-08 10:48:10,781 INFO L188 MainTranslator]: Completed pre-run
[2019-08-08 10:48:11,013 INFO L206 PostProcessor]: Analyzing one entry point: main
[2019-08-08 10:48:11,034 INFO L192 MainTranslator]: Completed translation
[2019-08-08 10:48:11,035 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 10:48:11 WrapperNode
[2019-08-08 10:48:11,035 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator----------------------------
[2019-08-08 10:48:11,036 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor----------------------------
[2019-08-08 10:48:11,036 INFO L271 PluginConnector]: Initializing Boogie Preprocessor...
[2019-08-08 10:48:11,037 INFO L275 PluginConnector]: Boogie Preprocessor initialized
[2019-08-08 10:48:11,051 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 10:48:11" (1/1) ...
[2019-08-08 10:48:11,052 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 10:48:11" (1/1) ...
[2019-08-08 10:48:11,086 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 10:48:11" (1/1) ...
[2019-08-08 10:48:11,086 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 10:48:11" (1/1) ...
[2019-08-08 10:48:11,133 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 10:48:11" (1/1) ...
[2019-08-08 10:48:11,153 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 10:48:11" (1/1) ...
[2019-08-08 10:48:11,169 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 10:48:11" (1/1) ...
[2019-08-08 10:48:11,181 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor----------------------------
[2019-08-08 10:48:11,182 INFO L113 PluginConnector]: ------------------------RCFGBuilder----------------------------
[2019-08-08 10:48:11,182 INFO L271 PluginConnector]: Initializing RCFGBuilder...
[2019-08-08 10:48:11,182 INFO L275 PluginConnector]: RCFGBuilder initialized
[2019-08-08 10:48:11,183 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 10:48:11" (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
[2019-08-08 10:48:11,241 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init
[2019-08-08 10:48:11,241 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start
[2019-08-08 10:48:11,241 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output
[2019-08-08 10:48:11,241 INFO L138 BoogieDeclarations]: Found implementation of procedure main
[2019-08-08 10:48:11,242 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output
[2019-08-08 10:48:11,242 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error
[2019-08-08 10:48:11,242 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int
[2019-08-08 10:48:11,242 INFO L130 BoogieDeclarations]: Found specification of procedure exit
[2019-08-08 10:48:11,243 INFO L130 BoogieDeclarations]: Found specification of procedure main
[2019-08-08 10:48:11,243 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init
[2019-08-08 10:48:11,243 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start
[2019-08-08 10:48:15,712 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start)
[2019-08-08 10:48:15,713 INFO L283 CfgBuilder]: Removed 1 assume(true) statements.
[2019-08-08 10:48:15,714 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.08 10:48:15 BoogieIcfgContainer
[2019-08-08 10:48:15,714 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder----------------------------
[2019-08-08 10:48:15,715 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation----------------------------
[2019-08-08 10:48:15,715 INFO L271 PluginConnector]: Initializing Symbolic Interpretation...
[2019-08-08 10:48:15,715 INFO L275 PluginConnector]: Symbolic Interpretation initialized
[2019-08-08 10:48:15,716 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.08 10:48:15" (1/1) ...
[2019-08-08 10:48:15,729 INFO L148 IcfgInterpreter]: Started Sifa with 1 locations of interest
[2019-08-08 10:48:15,732 INFO L155 IcfgInterpreter]: Building call graph
[2019-08-08 10:48:15,742 INFO L160 IcfgInterpreter]: Initial procedures are [ULTIMATE.start]
[2019-08-08 10:48:15,750 INFO L165 IcfgInterpreter]: Starting interpretation
[2019-08-08 10:48:15,751 INFO L185 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1
[2019-08-08 10:48:15,801 INFO L185 IcfgInterpreter]: Interpreting procedure main with input of size 43
[2019-08-08 10:48:30,633 INFO L185 IcfgInterpreter]: Interpreting procedure calculate_output with input of size 85
[2019-08-08 10:48:30,735 INFO L169 IcfgInterpreter]: Interpretation finished
[2019-08-08 10:48:30,735 INFO L177 IcfgInterpreter]: Final predicates for locations of interest are:
[2019-08-08 10:48:30,738 INFO L179 IcfgInterpreter]: Location calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION has predicate 471574#(and (= ~a25~0 12) (< 140 ~a29~0) (= 1 ~a3~0) (= 15 ~a8~0) (<= ~a29~0 245) (= 1 ~a4~0) (<= (+ ~a23~0 43) 0))
[2019-08-08 10:48:30,739 WARN L88 terpretationObserver]: Some locations of interest might be reachable, see reported results.
[2019-08-08 10:48:30,748 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation----------------------------
[2019-08-08 10:48:30,751 INFO L168 Benchmark]: Toolchain (without parser) took 20734.98 ms. Allocated memory was 133.7 MB in the beginning and 1.3 GB in the end (delta: 1.2 GB). Free memory was 86.4 MB in the beginning and 262.7 MB in the end (delta: -176.3 MB). Peak memory consumption was 1.1 GB. Max. memory is 7.1 GB.
[2019-08-08 10:48:30,752 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 133.7 MB. Free memory was 107.9 MB in the beginning and 107.7 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB.
[2019-08-08 10:48:30,753 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1018.92 ms. Allocated memory was 133.7 MB in the beginning and 219.7 MB in the end (delta: 86.0 MB). Free memory was 86.2 MB in the beginning and 179.0 MB in the end (delta: -92.9 MB). Peak memory consumption was 39.7 MB. Max. memory is 7.1 GB.
[2019-08-08 10:48:30,754 INFO L168 Benchmark]: Boogie Preprocessor took 144.94 ms. Allocated memory is still 219.7 MB. Free memory was 179.0 MB in the beginning and 172.0 MB in the end (delta: 7.0 MB). Peak memory consumption was 7.0 MB. Max. memory is 7.1 GB.
[2019-08-08 10:48:30,755 INFO L168 Benchmark]: RCFGBuilder took 4533.06 ms. Allocated memory was 219.7 MB in the beginning and 275.3 MB in the end (delta: 55.6 MB). Free memory was 171.1 MB in the beginning and 177.2 MB in the end (delta: -6.1 MB). Peak memory consumption was 105.2 MB. Max. memory is 7.1 GB.
[2019-08-08 10:48:30,756 INFO L168 Benchmark]: Symbolic Interpretation took 15032.93 ms. Allocated memory was 275.3 MB in the beginning and 1.3 GB in the end (delta: 1.1 GB). Free memory was 177.2 MB in the beginning and 262.7 MB in the end (delta: -85.5 MB). Peak memory consumption was 1.1 GB. Max. memory is 7.1 GB.
[2019-08-08 10:48:30,761 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] #######################
--- Results ---
* Results from de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation:
- UnprovableResult [Line: 75]: Unable to prove that call of __VERIFIER_error() unreachable
Unable to prove that call of __VERIFIER_error() unreachable
Reason: Interpreter reached this location of interest. Location might be reachable..
Possible FailurePath:
* Results from de.uni_freiburg.informatik.ultimate.core:
- StatisticsResult: Toolchain Benchmarks
Benchmark results are:
* CDTParser took 0.22 ms. Allocated memory is still 133.7 MB. Free memory was 107.9 MB in the beginning and 107.7 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB.
* CACSL2BoogieTranslator took 1018.92 ms. Allocated memory was 133.7 MB in the beginning and 219.7 MB in the end (delta: 86.0 MB). Free memory was 86.2 MB in the beginning and 179.0 MB in the end (delta: -92.9 MB). Peak memory consumption was 39.7 MB. Max. memory is 7.1 GB.
* Boogie Preprocessor took 144.94 ms. Allocated memory is still 219.7 MB. Free memory was 179.0 MB in the beginning and 172.0 MB in the end (delta: 7.0 MB). Peak memory consumption was 7.0 MB. Max. memory is 7.1 GB.
* RCFGBuilder took 4533.06 ms. Allocated memory was 219.7 MB in the beginning and 275.3 MB in the end (delta: 55.6 MB). Free memory was 171.1 MB in the beginning and 177.2 MB in the end (delta: -6.1 MB). Peak memory consumption was 105.2 MB. Max. memory is 7.1 GB.
* Symbolic Interpretation took 15032.93 ms. Allocated memory was 275.3 MB in the beginning and 1.3 GB in the end (delta: 1.1 GB). Free memory was 177.2 MB in the beginning and 262.7 MB in the end (delta: -85.5 MB). Peak memory consumption was 1.1 GB. Max. memory is 7.1 GB.
RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces
Received shutdown request...