./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/float-newlib/float_req_bl_1032a.c --full-output --architecture 32bit


--------------------------------------------------------------------------------


Checking for ERROR reachability
Using default analysis
Version 025d5a27
Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/float-newlib/float_req_bl_1032a.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) )

 --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 9a3696439220bbea1d6ed5ed3b22aa10206af5de
................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................
Execution finished normally
Using bit-precise analysis
Retrying with bit-precise analysis
Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/float-newlib/float_req_bl_1032a.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) )

 --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 9a3696439220bbea1d6ed5ed3b22aa10206af5de
..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................
Execution finished normally
Writing output log to file Ultimate.log
Result:
UNKNOWN
--- Real Ultimate output ---
This is Ultimate 0.1.24-025d5a2
[2019-11-26 17:00:41,777 INFO  L177        SettingsManager]: Resetting all preferences to default values...
[2019-11-26 17:00:41,782 INFO  L181        SettingsManager]: Resetting UltimateCore preferences to default values
[2019-11-26 17:00:41,815 INFO  L184        SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring...
[2019-11-26 17:00:41,820 INFO  L181        SettingsManager]: Resetting Boogie Preprocessor preferences to default values
[2019-11-26 17:00:41,823 INFO  L181        SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values
[2019-11-26 17:00:41,825 INFO  L181        SettingsManager]: Resetting Abstract Interpretation preferences to default values
[2019-11-26 17:00:41,842 INFO  L181        SettingsManager]: Resetting LassoRanker preferences to default values
[2019-11-26 17:00:41,847 INFO  L181        SettingsManager]: Resetting Reaching Definitions preferences to default values
[2019-11-26 17:00:41,850 INFO  L181        SettingsManager]: Resetting SyntaxChecker preferences to default values
[2019-11-26 17:00:41,856 INFO  L181        SettingsManager]: Resetting Sifa preferences to default values
[2019-11-26 17:00:41,861 INFO  L184        SettingsManager]: Büchi Program Product provides no preferences, ignoring...
[2019-11-26 17:00:41,865 INFO  L181        SettingsManager]: Resetting LTL2Aut preferences to default values
[2019-11-26 17:00:41,868 INFO  L181        SettingsManager]: Resetting PEA to Boogie preferences to default values
[2019-11-26 17:00:41,870 INFO  L181        SettingsManager]: Resetting BlockEncodingV2 preferences to default values
[2019-11-26 17:00:41,876 INFO  L181        SettingsManager]: Resetting ChcToBoogie preferences to default values
[2019-11-26 17:00:41,879 INFO  L181        SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values
[2019-11-26 17:00:41,888 INFO  L181        SettingsManager]: Resetting BuchiAutomizer preferences to default values
[2019-11-26 17:00:41,891 INFO  L181        SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values
[2019-11-26 17:00:41,900 INFO  L181        SettingsManager]: Resetting CodeCheck preferences to default values
[2019-11-26 17:00:41,910 INFO  L181        SettingsManager]: Resetting InvariantSynthesis preferences to default values
[2019-11-26 17:00:41,914 INFO  L181        SettingsManager]: Resetting RCFGBuilder preferences to default values
[2019-11-26 17:00:41,919 INFO  L181        SettingsManager]: Resetting Referee preferences to default values
[2019-11-26 17:00:41,922 INFO  L181        SettingsManager]: Resetting TraceAbstraction preferences to default values
[2019-11-26 17:00:41,931 INFO  L184        SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring...
[2019-11-26 17:00:41,932 INFO  L184        SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring...
[2019-11-26 17:00:41,932 INFO  L181        SettingsManager]: Resetting TreeAutomizer preferences to default values
[2019-11-26 17:00:41,934 INFO  L181        SettingsManager]: Resetting IcfgToChc preferences to default values
[2019-11-26 17:00:41,937 INFO  L181        SettingsManager]: Resetting IcfgTransformer preferences to default values
[2019-11-26 17:00:41,938 INFO  L184        SettingsManager]: ReqToTest provides no preferences, ignoring...
[2019-11-26 17:00:41,939 INFO  L181        SettingsManager]: Resetting Boogie Printer preferences to default values
[2019-11-26 17:00:41,943 INFO  L181        SettingsManager]: Resetting ChcSmtPrinter preferences to default values
[2019-11-26 17:00:41,944 INFO  L181        SettingsManager]: Resetting ReqPrinter preferences to default values
[2019-11-26 17:00:41,945 INFO  L181        SettingsManager]: Resetting Witness Printer preferences to default values
[2019-11-26 17:00:41,949 INFO  L184        SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring...
[2019-11-26 17:00:41,952 INFO  L181        SettingsManager]: Resetting CDTParser preferences to default values
[2019-11-26 17:00:41,953 INFO  L184        SettingsManager]: AutomataScriptParser provides no preferences, ignoring...
[2019-11-26 17:00:41,954 INFO  L184        SettingsManager]: ReqParser provides no preferences, ignoring...
[2019-11-26 17:00:41,954 INFO  L181        SettingsManager]: Resetting SmtParser preferences to default values
[2019-11-26 17:00:41,959 INFO  L181        SettingsManager]: Resetting Witness Parser preferences to default values
[2019-11-26 17:00:41,961 INFO  L188        SettingsManager]: Finished resetting all preferences to default values...
[2019-11-26 17:00:41,964 INFO  L101        SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf
[2019-11-26 17:00:42,004 INFO  L113        SettingsManager]: Loading preferences was successful
[2019-11-26 17:00:42,008 INFO  L115        SettingsManager]: Preferences different from defaults after loading the file:
[2019-11-26 17:00:42,011 INFO  L136        SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults:
[2019-11-26 17:00:42,011 INFO  L138        SettingsManager]:  * Create parallel compositions if possible=false
[2019-11-26 17:00:42,012 INFO  L138        SettingsManager]:  * Use SBE=true
[2019-11-26 17:00:42,014 INFO  L136        SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults:
[2019-11-26 17:00:42,014 INFO  L138        SettingsManager]:  * sizeof long=4
[2019-11-26 17:00:42,015 INFO  L138        SettingsManager]:  * Overapproximate operations on floating types=true
[2019-11-26 17:00:42,015 INFO  L138        SettingsManager]:  * sizeof POINTER=4
[2019-11-26 17:00:42,015 INFO  L138        SettingsManager]:  * Check division by zero=IGNORE
[2019-11-26 17:00:42,016 INFO  L138        SettingsManager]:  * Pointer to allocated memory at dereference=IGNORE
[2019-11-26 17:00:42,019 INFO  L138        SettingsManager]:  * If two pointers are subtracted or compared they have the same base address=IGNORE
[2019-11-26 17:00:42,019 INFO  L138        SettingsManager]:  * Check array bounds for arrays that are off heap=IGNORE
[2019-11-26 17:00:42,020 INFO  L138        SettingsManager]:  * sizeof long double=12
[2019-11-26 17:00:42,020 INFO  L138        SettingsManager]:  * Check if freed pointer was valid=false
[2019-11-26 17:00:42,020 INFO  L138        SettingsManager]:  * Use constant arrays=true
[2019-11-26 17:00:42,021 INFO  L138        SettingsManager]:  * Pointer base address is valid at dereference=IGNORE
[2019-11-26 17:00:42,021 INFO  L136        SettingsManager]: Preferences of RCFGBuilder differ from their defaults:
[2019-11-26 17:00:42,024 INFO  L138        SettingsManager]:  * Size of a code block=SequenceOfStatements
[2019-11-26 17:00:42,024 INFO  L138        SettingsManager]:  * To the following directory=./dump/
[2019-11-26 17:00:42,024 INFO  L138        SettingsManager]:  * SMT solver=External_DefaultMode
[2019-11-26 17:00:42,025 INFO  L138        SettingsManager]:  * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000
[2019-11-26 17:00:42,025 INFO  L136        SettingsManager]: Preferences of TraceAbstraction differ from their defaults:
[2019-11-26 17:00:42,025 INFO  L138        SettingsManager]:  * Compute Interpolants along a Counterexample=FPandBP
[2019-11-26 17:00:42,026 INFO  L138        SettingsManager]:  * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles
[2019-11-26 17:00:42,026 INFO  L138        SettingsManager]:  * Trace refinement strategy=CAMEL
[2019-11-26 17:00:42,026 INFO  L138        SettingsManager]:  * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2019-11-26 17:00:42,028 INFO  L138        SettingsManager]:  * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true
[2019-11-26 17:00:42,028 INFO  L138        SettingsManager]:  * SMT solver=External_ModelsAndUnsatCoreMode
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) )


Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9a3696439220bbea1d6ed5ed3b22aa10206af5de
[2019-11-26 17:00:42,568 INFO  L81    nceAwareModelManager]: Repository-Root is: /tmp
[2019-11-26 17:00:42,600 INFO  L258   ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized
[2019-11-26 17:00:42,610 INFO  L214   ainManager$Toolchain]: [Toolchain 1]: Toolchain selected.
[2019-11-26 17:00:42,612 INFO  L271        PluginConnector]: Initializing CDTParser...
[2019-11-26 17:00:42,615 INFO  L275        PluginConnector]: CDTParser initialized
[2019-11-26 17:00:42,616 INFO  L428   ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/float-newlib/float_req_bl_1032a.c
[2019-11-26 17:00:42,782 INFO  L220              CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a8dfb1e23/b27645b16d0e413ca772d5828ba370b9/FLAG99699173a
[2019-11-26 17:00:43,850 INFO  L306              CDTParser]: Found 1 translation units.
[2019-11-26 17:00:43,852 INFO  L160              CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-newlib/float_req_bl_1032a.c
[2019-11-26 17:00:43,875 INFO  L349              CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a8dfb1e23/b27645b16d0e413ca772d5828ba370b9/FLAG99699173a
[2019-11-26 17:00:43,913 INFO  L357              CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a8dfb1e23/b27645b16d0e413ca772d5828ba370b9
[2019-11-26 17:00:43,921 INFO  L296   ainManager$Toolchain]: ####################### [Toolchain 1] #######################
[2019-11-26 17:00:43,926 INFO  L131        ToolchainWalker]: Walking toolchain with 3 elements.
[2019-11-26 17:00:43,930 INFO  L113        PluginConnector]: ------------------------CACSL2BoogieTranslator----------------------------
[2019-11-26 17:00:43,931 INFO  L271        PluginConnector]: Initializing CACSL2BoogieTranslator...
[2019-11-26 17:00:43,940 INFO  L275        PluginConnector]: CACSL2BoogieTranslator initialized
[2019-11-26 17:00:43,941 INFO  L185        PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:00:43" (1/1) ...
[2019-11-26 17:00:43,949 INFO  L205        PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@197a930a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:00:43, skipping insertion in model container
[2019-11-26 17:00:43,949 INFO  L185        PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:00:43" (1/1) ...
[2019-11-26 17:00:43,969 INFO  L145         MainTranslator]: Starting translation in SV-COMP mode 
[2019-11-26 17:00:44,017 INFO  L178         MainTranslator]: Built tables and reachable declarations
[2019-11-26 17:00:44,513 INFO  L206          PostProcessor]: Analyzing one entry point: main
[2019-11-26 17:00:44,522 INFO  L203         MainTranslator]: Completed pre-run
[2019-11-26 17:00:44,695 INFO  L206          PostProcessor]: Analyzing one entry point: main
[2019-11-26 17:00:44,755 INFO  L208         MainTranslator]: Completed translation
[2019-11-26 17:00:44,756 INFO  L202        PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:00:44 WrapperNode
[2019-11-26 17:00:44,762 INFO  L132        PluginConnector]: ------------------------ END CACSL2BoogieTranslator----------------------------
[2019-11-26 17:00:44,763 INFO  L113        PluginConnector]: ------------------------Boogie Procedure Inliner----------------------------
[2019-11-26 17:00:44,763 INFO  L271        PluginConnector]: Initializing Boogie Procedure Inliner...
[2019-11-26 17:00:44,763 INFO  L275        PluginConnector]: Boogie Procedure Inliner initialized
[2019-11-26 17:00:44,785 INFO  L185        PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:00:44" (1/1) ...
[2019-11-26 17:00:44,811 INFO  L185        PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:00:44" (1/1) ...
[2019-11-26 17:00:44,879 INFO  L132        PluginConnector]: ------------------------ END Boogie Procedure Inliner----------------------------
[2019-11-26 17:00:44,882 INFO  L113        PluginConnector]: ------------------------Boogie Preprocessor----------------------------
[2019-11-26 17:00:44,882 INFO  L271        PluginConnector]: Initializing Boogie Preprocessor...
[2019-11-26 17:00:44,882 INFO  L275        PluginConnector]: Boogie Preprocessor initialized
[2019-11-26 17:00:44,893 INFO  L185        PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:00:44" (1/1) ...
[2019-11-26 17:00:44,893 INFO  L185        PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:00:44" (1/1) ...
[2019-11-26 17:00:44,916 INFO  L185        PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:00:44" (1/1) ...
[2019-11-26 17:00:44,916 INFO  L185        PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:00:44" (1/1) ...
[2019-11-26 17:00:44,953 INFO  L185        PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:00:44" (1/1) ...
[2019-11-26 17:00:44,970 INFO  L185        PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:00:44" (1/1) ...
[2019-11-26 17:00:44,977 INFO  L185        PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:00:44" (1/1) ...
[2019-11-26 17:00:44,993 INFO  L132        PluginConnector]: ------------------------ END Boogie Preprocessor----------------------------
[2019-11-26 17:00:45,008 INFO  L168              Benchmark]: Toolchain (without parser) took 1070.61 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 991.3 MB in the end (delta: -29.6 MB). There was no memory consumed. Max. memory is 12.5 GB.
[2019-11-26 17:00:45,009 INFO  L168              Benchmark]: CDTParser took 3.24 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB.
[2019-11-26 17:00:45,011 INFO  L168              Benchmark]: CACSL2BoogieTranslator took 832.37 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 991.3 MB in the end (delta: -29.6 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB.
[2019-11-26 17:00:45,015 INFO  L168              Benchmark]: Boogie Procedure Inliner took 118.45 ms. Allocated memory is still 1.0 GB. Free memory is still 991.3 MB. There was no memory consumed. Max. memory is 12.5 GB.
[2019-11-26 17:00:45,017 INFO  L168              Benchmark]: Boogie Preprocessor took 111.95 ms. Allocated memory is still 1.0 GB. Free memory is still 991.3 MB. There was no memory consumed. Max. memory is 12.5 GB.
[2019-11-26 17:00:45,026 INFO  L335   ainManager$Toolchain]: #######################  End [Toolchain 1] #######################
 --- Results ---
 * Results from de.uni_freiburg.informatik.ultimate.core:
  - StatisticsResult: Toolchain Benchmarks
    Benchmark results are:
 * CDTParser took 3.24 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB.
 * CACSL2BoogieTranslator took 832.37 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 991.3 MB in the end (delta: -29.6 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB.
 * Boogie Procedure Inliner took 118.45 ms. Allocated memory is still 1.0 GB. Free memory is still 991.3 MB. There was no memory consumed. Max. memory is 12.5 GB.
 * Boogie Preprocessor took 111.95 ms. Allocated memory is still 1.0 GB. Free memory is still 991.3 MB. There was no memory consumed. Max. memory is 12.5 GB.
RESULT: Ultimate could not prove your program: Toolchain returned no result.
Received shutdown request...

### Bit-precise run ###
This is Ultimate 0.1.24-025d5a2
[2019-11-26 17:00:48,889 INFO  L177        SettingsManager]: Resetting all preferences to default values...
[2019-11-26 17:00:48,895 INFO  L181        SettingsManager]: Resetting UltimateCore preferences to default values
[2019-11-26 17:00:48,928 INFO  L184        SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring...
[2019-11-26 17:00:48,930 INFO  L181        SettingsManager]: Resetting Boogie Preprocessor preferences to default values
[2019-11-26 17:00:48,932 INFO  L181        SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values
[2019-11-26 17:00:48,940 INFO  L181        SettingsManager]: Resetting Abstract Interpretation preferences to default values
[2019-11-26 17:00:48,952 INFO  L181        SettingsManager]: Resetting LassoRanker preferences to default values
[2019-11-26 17:00:48,962 INFO  L181        SettingsManager]: Resetting Reaching Definitions preferences to default values
[2019-11-26 17:00:48,967 INFO  L181        SettingsManager]: Resetting SyntaxChecker preferences to default values
[2019-11-26 17:00:48,969 INFO  L181        SettingsManager]: Resetting Sifa preferences to default values
[2019-11-26 17:00:48,974 INFO  L184        SettingsManager]: Büchi Program Product provides no preferences, ignoring...
[2019-11-26 17:00:48,977 INFO  L181        SettingsManager]: Resetting LTL2Aut preferences to default values
[2019-11-26 17:00:48,981 INFO  L181        SettingsManager]: Resetting PEA to Boogie preferences to default values
[2019-11-26 17:00:48,984 INFO  L181        SettingsManager]: Resetting BlockEncodingV2 preferences to default values
[2019-11-26 17:00:48,987 INFO  L181        SettingsManager]: Resetting ChcToBoogie preferences to default values
[2019-11-26 17:00:48,990 INFO  L181        SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values
[2019-11-26 17:00:48,993 INFO  L181        SettingsManager]: Resetting BuchiAutomizer preferences to default values
[2019-11-26 17:00:48,998 INFO  L181        SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values
[2019-11-26 17:00:49,004 INFO  L181        SettingsManager]: Resetting CodeCheck preferences to default values
[2019-11-26 17:00:49,013 INFO  L181        SettingsManager]: Resetting InvariantSynthesis preferences to default values
[2019-11-26 17:00:49,021 INFO  L181        SettingsManager]: Resetting RCFGBuilder preferences to default values
[2019-11-26 17:00:49,022 INFO  L181        SettingsManager]: Resetting Referee preferences to default values
[2019-11-26 17:00:49,027 INFO  L181        SettingsManager]: Resetting TraceAbstraction preferences to default values
[2019-11-26 17:00:49,034 INFO  L184        SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring...
[2019-11-26 17:00:49,035 INFO  L184        SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring...
[2019-11-26 17:00:49,037 INFO  L181        SettingsManager]: Resetting TreeAutomizer preferences to default values
[2019-11-26 17:00:49,039 INFO  L181        SettingsManager]: Resetting IcfgToChc preferences to default values
[2019-11-26 17:00:49,042 INFO  L181        SettingsManager]: Resetting IcfgTransformer preferences to default values
[2019-11-26 17:00:49,043 INFO  L184        SettingsManager]: ReqToTest provides no preferences, ignoring...
[2019-11-26 17:00:49,044 INFO  L181        SettingsManager]: Resetting Boogie Printer preferences to default values
[2019-11-26 17:00:49,048 INFO  L181        SettingsManager]: Resetting ChcSmtPrinter preferences to default values
[2019-11-26 17:00:49,049 INFO  L181        SettingsManager]: Resetting ReqPrinter preferences to default values
[2019-11-26 17:00:49,052 INFO  L181        SettingsManager]: Resetting Witness Printer preferences to default values
[2019-11-26 17:00:49,055 INFO  L184        SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring...
[2019-11-26 17:00:49,057 INFO  L181        SettingsManager]: Resetting CDTParser preferences to default values
[2019-11-26 17:00:49,058 INFO  L184        SettingsManager]: AutomataScriptParser provides no preferences, ignoring...
[2019-11-26 17:00:49,060 INFO  L184        SettingsManager]: ReqParser provides no preferences, ignoring...
[2019-11-26 17:00:49,060 INFO  L181        SettingsManager]: Resetting SmtParser preferences to default values
[2019-11-26 17:00:49,063 INFO  L181        SettingsManager]: Resetting Witness Parser preferences to default values
[2019-11-26 17:00:49,066 INFO  L188        SettingsManager]: Finished resetting all preferences to default values...
[2019-11-26 17:00:49,067 INFO  L101        SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf
[2019-11-26 17:00:49,119 INFO  L113        SettingsManager]: Loading preferences was successful
[2019-11-26 17:00:49,125 INFO  L115        SettingsManager]: Preferences different from defaults after loading the file:
[2019-11-26 17:00:49,126 INFO  L136        SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults:
[2019-11-26 17:00:49,128 INFO  L138        SettingsManager]:  * Create parallel compositions if possible=false
[2019-11-26 17:00:49,128 INFO  L138        SettingsManager]:  * Use SBE=true
[2019-11-26 17:00:49,128 INFO  L136        SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults:
[2019-11-26 17:00:49,134 INFO  L138        SettingsManager]:  * sizeof long=4
[2019-11-26 17:00:49,134 INFO  L138        SettingsManager]:  * sizeof POINTER=4
[2019-11-26 17:00:49,134 INFO  L138        SettingsManager]:  * Check division by zero=IGNORE
[2019-11-26 17:00:49,135 INFO  L138        SettingsManager]:  * Pointer to allocated memory at dereference=IGNORE
[2019-11-26 17:00:49,135 INFO  L138        SettingsManager]:  * If two pointers are subtracted or compared they have the same base address=IGNORE
[2019-11-26 17:00:49,135 INFO  L138        SettingsManager]:  * Check array bounds for arrays that are off heap=IGNORE
[2019-11-26 17:00:49,136 INFO  L138        SettingsManager]:  * Use bitvectors instead of ints=true
[2019-11-26 17:00:49,136 INFO  L138        SettingsManager]:  * Memory model=HoenickeLindenmann_4ByteResolution
[2019-11-26 17:00:49,138 INFO  L138        SettingsManager]:  * sizeof long double=12
[2019-11-26 17:00:49,138 INFO  L138        SettingsManager]:  * Check if freed pointer was valid=false
[2019-11-26 17:00:49,138 INFO  L138        SettingsManager]:  * Use constant arrays=true
[2019-11-26 17:00:49,139 INFO  L138        SettingsManager]:  * Pointer base address is valid at dereference=IGNORE
[2019-11-26 17:00:49,139 INFO  L136        SettingsManager]: Preferences of RCFGBuilder differ from their defaults:
[2019-11-26 17:00:49,140 INFO  L138        SettingsManager]:  * Size of a code block=SequenceOfStatements
[2019-11-26 17:00:49,143 INFO  L138        SettingsManager]:  * To the following directory=./dump/
[2019-11-26 17:00:49,143 INFO  L138        SettingsManager]:  * SMT solver=External_DefaultMode
[2019-11-26 17:00:49,143 INFO  L138        SettingsManager]:  * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000
[2019-11-26 17:00:49,144 INFO  L136        SettingsManager]: Preferences of TraceAbstraction differ from their defaults:
[2019-11-26 17:00:49,144 INFO  L138        SettingsManager]:  * Compute Interpolants along a Counterexample=FPandBP
[2019-11-26 17:00:49,145 INFO  L138        SettingsManager]:  * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles
[2019-11-26 17:00:49,145 INFO  L138        SettingsManager]:  * Trace refinement strategy=WOLF
[2019-11-26 17:00:49,145 INFO  L138        SettingsManager]:  * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt
[2019-11-26 17:00:49,147 INFO  L138        SettingsManager]:  * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true
[2019-11-26 17:00:49,147 INFO  L138        SettingsManager]:  * SMT solver=External_ModelsAndUnsatCoreMode
[2019-11-26 17:00:49,149 INFO  L138        SettingsManager]:  * Logic for external solver=AUFBV
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) )


Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9a3696439220bbea1d6ed5ed3b22aa10206af5de
[2019-11-26 17:00:49,719 INFO  L81    nceAwareModelManager]: Repository-Root is: /tmp
[2019-11-26 17:00:49,763 INFO  L258   ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized
[2019-11-26 17:00:49,770 INFO  L214   ainManager$Toolchain]: [Toolchain 1]: Toolchain selected.
[2019-11-26 17:00:49,774 INFO  L271        PluginConnector]: Initializing CDTParser...
[2019-11-26 17:00:49,777 INFO  L275        PluginConnector]: CDTParser initialized
[2019-11-26 17:00:49,780 INFO  L428   ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/float-newlib/float_req_bl_1032a.c
[2019-11-26 17:00:49,933 INFO  L220              CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1dc522f85/a0dcc32d14614f0ea38acaabe8453c2f/FLAG59f403823
[2019-11-26 17:00:51,003 INFO  L306              CDTParser]: Found 1 translation units.
[2019-11-26 17:00:51,004 INFO  L160              CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-newlib/float_req_bl_1032a.c
[2019-11-26 17:00:51,023 INFO  L349              CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1dc522f85/a0dcc32d14614f0ea38acaabe8453c2f/FLAG59f403823
[2019-11-26 17:00:51,060 INFO  L357              CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1dc522f85/a0dcc32d14614f0ea38acaabe8453c2f
[2019-11-26 17:00:51,067 INFO  L296   ainManager$Toolchain]: ####################### [Toolchain 1] #######################
[2019-11-26 17:00:51,073 INFO  L131        ToolchainWalker]: Walking toolchain with 3 elements.
[2019-11-26 17:00:51,078 INFO  L113        PluginConnector]: ------------------------CACSL2BoogieTranslator----------------------------
[2019-11-26 17:00:51,080 INFO  L271        PluginConnector]: Initializing CACSL2BoogieTranslator...
[2019-11-26 17:00:51,086 INFO  L275        PluginConnector]: CACSL2BoogieTranslator initialized
[2019-11-26 17:00:51,089 INFO  L185        PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:00:51" (1/1) ...
[2019-11-26 17:00:51,097 INFO  L205        PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@e1e71bd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:00:51, skipping insertion in model container
[2019-11-26 17:00:51,102 INFO  L185        PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:00:51" (1/1) ...
[2019-11-26 17:00:51,119 INFO  L145         MainTranslator]: Starting translation in SV-COMP mode 
[2019-11-26 17:00:51,174 INFO  L178         MainTranslator]: Built tables and reachable declarations
[2019-11-26 17:00:51,683 INFO  L206          PostProcessor]: Analyzing one entry point: main
[2019-11-26 17:00:51,703 INFO  L203         MainTranslator]: Completed pre-run
[2019-11-26 17:00:51,880 INFO  L206          PostProcessor]: Analyzing one entry point: main
[2019-11-26 17:00:51,959 INFO  L208         MainTranslator]: Completed translation
[2019-11-26 17:00:51,960 INFO  L202        PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:00:51 WrapperNode
[2019-11-26 17:00:51,961 INFO  L132        PluginConnector]: ------------------------ END CACSL2BoogieTranslator----------------------------
[2019-11-26 17:00:51,968 INFO  L113        PluginConnector]: ------------------------Boogie Procedure Inliner----------------------------
[2019-11-26 17:00:51,968 INFO  L271        PluginConnector]: Initializing Boogie Procedure Inliner...
[2019-11-26 17:00:51,968 INFO  L275        PluginConnector]: Boogie Procedure Inliner initialized
[2019-11-26 17:00:51,980 INFO  L185        PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:00:51" (1/1) ...
[2019-11-26 17:00:52,018 INFO  L185        PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:00:51" (1/1) ...
[2019-11-26 17:00:52,080 INFO  L132        PluginConnector]: ------------------------ END Boogie Procedure Inliner----------------------------
[2019-11-26 17:00:52,082 INFO  L113        PluginConnector]: ------------------------Boogie Preprocessor----------------------------
[2019-11-26 17:00:52,082 INFO  L271        PluginConnector]: Initializing Boogie Preprocessor...
[2019-11-26 17:00:52,083 INFO  L275        PluginConnector]: Boogie Preprocessor initialized
[2019-11-26 17:00:52,094 INFO  L185        PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:00:51" (1/1) ...
[2019-11-26 17:00:52,094 INFO  L185        PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:00:51" (1/1) ...
[2019-11-26 17:00:52,113 INFO  L185        PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:00:51" (1/1) ...
[2019-11-26 17:00:52,113 INFO  L185        PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:00:51" (1/1) ...
[2019-11-26 17:00:52,142 INFO  L185        PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:00:51" (1/1) ...
[2019-11-26 17:00:52,157 INFO  L185        PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:00:51" (1/1) ...
[2019-11-26 17:00:52,165 INFO  L185        PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:00:51" (1/1) ...
[2019-11-26 17:00:52,179 INFO  L132        PluginConnector]: ------------------------ END Boogie Preprocessor----------------------------
[2019-11-26 17:00:52,186 INFO  L168              Benchmark]: Toolchain (without parser) took 1109.57 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 991.3 MB in the end (delta: -29.6 MB). There was no memory consumed. Max. memory is 12.5 GB.
[2019-11-26 17:00:52,189 INFO  L168              Benchmark]: CDTParser took 1.55 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB.
[2019-11-26 17:00:52,194 INFO  L168              Benchmark]: CACSL2BoogieTranslator took 883.26 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 991.3 MB in the end (delta: -29.6 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB.
[2019-11-26 17:00:52,196 INFO  L168              Benchmark]: Boogie Procedure Inliner took 113.93 ms. Allocated memory is still 1.0 GB. Free memory is still 991.3 MB. There was no memory consumed. Max. memory is 12.5 GB.
[2019-11-26 17:00:52,196 INFO  L168              Benchmark]: Boogie Preprocessor took 97.14 ms. Allocated memory is still 1.0 GB. Free memory is still 991.3 MB. There was no memory consumed. Max. memory is 12.5 GB.
[2019-11-26 17:00:52,203 INFO  L335   ainManager$Toolchain]: #######################  End [Toolchain 1] #######################
 --- Results ---
 * Results from de.uni_freiburg.informatik.ultimate.core:
  - StatisticsResult: Toolchain Benchmarks
    Benchmark results are:
 * CDTParser took 1.55 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB.
 * CACSL2BoogieTranslator took 883.26 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 991.3 MB in the end (delta: -29.6 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB.
 * Boogie Procedure Inliner took 113.93 ms. Allocated memory is still 1.0 GB. Free memory is still 991.3 MB. There was no memory consumed. Max. memory is 12.5 GB.
 * Boogie Preprocessor took 97.14 ms. Allocated memory is still 1.0 GB. Free memory is still 991.3 MB. There was no memory consumed. Max. memory is 12.5 GB.
RESULT: Ultimate could not prove your program: Toolchain returned no result.
Received shutdown request...