java -ea -Xmx4000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/C-BPP.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Bitvector.epf -i ../../../trunk/examples/svcomp/float-benchs/inv_square_int_true-unreach-call_true-termination.c


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


This is Ultimate 0.1.23-cde60e6
[2018-11-26 22:08:06,427 INFO  L170        SettingsManager]: Resetting all preferences to default values...
[2018-11-26 22:08:06,433 INFO  L174        SettingsManager]: Resetting UltimateCore preferences to default values
[2018-11-26 22:08:06,473 INFO  L177        SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring...
[2018-11-26 22:08:06,474 INFO  L174        SettingsManager]: Resetting Boogie Preprocessor preferences to default values
[2018-11-26 22:08:06,475 INFO  L174        SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values
[2018-11-26 22:08:06,480 INFO  L174        SettingsManager]: Resetting Abstract Interpretation preferences to default values
[2018-11-26 22:08:06,485 INFO  L174        SettingsManager]: Resetting LassoRanker preferences to default values
[2018-11-26 22:08:06,492 INFO  L174        SettingsManager]: Resetting Reaching Definitions preferences to default values
[2018-11-26 22:08:06,494 INFO  L174        SettingsManager]: Resetting SyntaxChecker preferences to default values
[2018-11-26 22:08:06,503 INFO  L177        SettingsManager]: Büchi Program Product provides no preferences, ignoring...
[2018-11-26 22:08:06,504 INFO  L174        SettingsManager]: Resetting LTL2Aut preferences to default values
[2018-11-26 22:08:06,505 INFO  L174        SettingsManager]: Resetting PEA to Boogie preferences to default values
[2018-11-26 22:08:06,511 INFO  L174        SettingsManager]: Resetting BlockEncodingV2 preferences to default values
[2018-11-26 22:08:06,516 INFO  L174        SettingsManager]: Resetting ChcToBoogie preferences to default values
[2018-11-26 22:08:06,517 INFO  L174        SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values
[2018-11-26 22:08:06,524 INFO  L174        SettingsManager]: Resetting BuchiAutomizer preferences to default values
[2018-11-26 22:08:06,526 INFO  L174        SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values
[2018-11-26 22:08:06,532 INFO  L174        SettingsManager]: Resetting CodeCheck preferences to default values
[2018-11-26 22:08:06,541 INFO  L174        SettingsManager]: Resetting InvariantSynthesis preferences to default values
[2018-11-26 22:08:06,542 INFO  L174        SettingsManager]: Resetting RCFGBuilder preferences to default values
[2018-11-26 22:08:06,546 INFO  L174        SettingsManager]: Resetting TraceAbstraction preferences to default values
[2018-11-26 22:08:06,555 INFO  L177        SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring...
[2018-11-26 22:08:06,555 INFO  L177        SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring...
[2018-11-26 22:08:06,556 INFO  L174        SettingsManager]: Resetting TreeAutomizer preferences to default values
[2018-11-26 22:08:06,557 INFO  L174        SettingsManager]: Resetting IcfgTransformer preferences to default values
[2018-11-26 22:08:06,562 INFO  L174        SettingsManager]: Resetting Boogie Printer preferences to default values
[2018-11-26 22:08:06,566 INFO  L174        SettingsManager]: Resetting ReqPrinter preferences to default values
[2018-11-26 22:08:06,567 INFO  L174        SettingsManager]: Resetting Witness Printer preferences to default values
[2018-11-26 22:08:06,569 INFO  L177        SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring...
[2018-11-26 22:08:06,573 INFO  L174        SettingsManager]: Resetting CDTParser preferences to default values
[2018-11-26 22:08:06,575 INFO  L177        SettingsManager]: AutomataScriptParser provides no preferences, ignoring...
[2018-11-26 22:08:06,576 INFO  L177        SettingsManager]: ReqParser provides no preferences, ignoring...
[2018-11-26 22:08:06,576 INFO  L174        SettingsManager]: Resetting SmtParser preferences to default values
[2018-11-26 22:08:06,577 INFO  L174        SettingsManager]: Resetting Witness Parser preferences to default values
[2018-11-26 22:08:06,583 INFO  L181        SettingsManager]: Finished resetting all preferences to default values...
[2018-11-26 22:08:06,584 INFO  L98         SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Bitvector.epf
[2018-11-26 22:08:06,632 INFO  L110        SettingsManager]: Loading preferences was successful
[2018-11-26 22:08:06,632 INFO  L112        SettingsManager]: Preferences different from defaults after loading the file:
[2018-11-26 22:08:06,636 INFO  L131        SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults:
[2018-11-26 22:08:06,637 INFO  L133        SettingsManager]:  * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS
[2018-11-26 22:08:06,640 INFO  L131        SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults:
[2018-11-26 22:08:06,641 INFO  L133        SettingsManager]:  * Create parallel compositions if possible=false
[2018-11-26 22:08:06,641 INFO  L133        SettingsManager]:  * Use SBE=true
[2018-11-26 22:08:06,641 INFO  L131        SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults:
[2018-11-26 22:08:06,642 INFO  L133        SettingsManager]:  * sizeof long=4
[2018-11-26 22:08:06,645 INFO  L133        SettingsManager]:  * sizeof POINTER=4
[2018-11-26 22:08:06,645 INFO  L133        SettingsManager]:  * Check division by zero=IGNORE
[2018-11-26 22:08:06,645 INFO  L133        SettingsManager]:  * Pointer to allocated memory at dereference=IGNORE
[2018-11-26 22:08:06,646 INFO  L133        SettingsManager]:  * If two pointers are subtracted or compared they have the same base address=IGNORE
[2018-11-26 22:08:06,646 INFO  L133        SettingsManager]:  * Check array bounds for arrays that are off heap=IGNORE
[2018-11-26 22:08:06,646 INFO  L133        SettingsManager]:  * Use bitvectors instead of ints=true
[2018-11-26 22:08:06,651 INFO  L133        SettingsManager]:  * Memory model=HoenickeLindenmann_4ByteResolution
[2018-11-26 22:08:06,651 INFO  L133        SettingsManager]:  * sizeof long double=12
[2018-11-26 22:08:06,651 INFO  L133        SettingsManager]:  * Check if freed pointer was valid=false
[2018-11-26 22:08:06,651 INFO  L133        SettingsManager]:  * Use constant arrays=true
[2018-11-26 22:08:06,652 INFO  L133        SettingsManager]:  * Pointer base address is valid at dereference=IGNORE
[2018-11-26 22:08:06,652 INFO  L131        SettingsManager]: Preferences of RCFGBuilder differ from their defaults:
[2018-11-26 22:08:06,652 INFO  L133        SettingsManager]:  * Size of a code block=SequenceOfStatements
[2018-11-26 22:08:06,652 INFO  L133        SettingsManager]:  * To the following directory=./dump/
[2018-11-26 22:08:06,653 INFO  L133        SettingsManager]:  * SMT solver=External_DefaultMode
[2018-11-26 22:08:06,653 INFO  L133        SettingsManager]:  * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000
[2018-11-26 22:08:06,653 INFO  L131        SettingsManager]: Preferences of TraceAbstraction differ from their defaults:
[2018-11-26 22:08:06,653 INFO  L133        SettingsManager]:  * Compute Interpolants along a Counterexample=FPandBP
[2018-11-26 22:08:06,657 INFO  L133        SettingsManager]:  * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles
[2018-11-26 22:08:06,657 INFO  L133        SettingsManager]:  * Trace refinement strategy=WOLF
[2018-11-26 22:08:06,657 INFO  L133        SettingsManager]:  * SMT solver=External_ModelsAndUnsatCoreMode
[2018-11-26 22:08:06,658 INFO  L133        SettingsManager]:  * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt
[2018-11-26 22:08:06,658 INFO  L133        SettingsManager]:  * Logic for external solver=AUFBV
[2018-11-26 22:08:06,658 INFO  L133        SettingsManager]:  * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true
[2018-11-26 22:08:06,758 INFO  L81    nceAwareModelManager]: Repository-Root is: /tmp
[2018-11-26 22:08:06,789 INFO  L258   ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized
[2018-11-26 22:08:06,803 INFO  L214   ainManager$Toolchain]: [Toolchain 1]: Toolchain selected.
[2018-11-26 22:08:06,808 INFO  L271        PluginConnector]: Initializing CDTParser...
[2018-11-26 22:08:06,809 INFO  L276        PluginConnector]: CDTParser initialized
[2018-11-26 22:08:06,812 INFO  L418   ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/float-benchs/inv_square_int_true-unreach-call_true-termination.c
[2018-11-26 22:08:06,982 INFO  L221              CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/afc430cce/a01a956176f2440f85e26f6e7a1714a0/FLAG5c2c19123
[2018-11-26 22:08:08,116 INFO  L307              CDTParser]: Found 1 translation units.
[2018-11-26 22:08:08,117 INFO  L161              CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/float-benchs/inv_square_int_true-unreach-call_true-termination.c
[2018-11-26 22:08:08,143 INFO  L355              CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/afc430cce/a01a956176f2440f85e26f6e7a1714a0/FLAG5c2c19123
[2018-11-26 22:08:08,331 INFO  L363              CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/afc430cce/a01a956176f2440f85e26f6e7a1714a0
[2018-11-26 22:08:08,362 INFO  L296   ainManager$Toolchain]: ####################### [Toolchain 1] #######################
[2018-11-26 22:08:08,364 INFO  L131        ToolchainWalker]: Walking toolchain with 2 elements.
[2018-11-26 22:08:08,371 INFO  L113        PluginConnector]: ------------------------CACSL2BoogieTranslator----------------------------
[2018-11-26 22:08:08,372 INFO  L271        PluginConnector]: Initializing CACSL2BoogieTranslator...
[2018-11-26 22:08:08,391 INFO  L276        PluginConnector]: CACSL2BoogieTranslator initialized
[2018-11-26 22:08:08,394 INFO  L185        PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 10:08:08" (1/1) ...
[2018-11-26 22:08:08,407 INFO  L205        PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5ea5840c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 10:08:08, skipping insertion in model container
[2018-11-26 22:08:08,408 INFO  L185        PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 10:08:08" (1/1) ...
[2018-11-26 22:08:08,435 INFO  L145         MainTranslator]: Starting translation in SV-COMP mode 
[2018-11-26 22:08:08,512 INFO  L176         MainTranslator]: Built tables and reachable declarations
[2018-11-26 22:08:08,994 INFO  L203          PostProcessor]: Analyzing one entry point: main
[2018-11-26 22:08:09,020 INFO  L191         MainTranslator]: Completed pre-run
[2018-11-26 22:08:09,069 INFO  L203          PostProcessor]: Analyzing one entry point: main
[2018-11-26 22:08:09,118 INFO  L195         MainTranslator]: Completed translation
[2018-11-26 22:08:09,118 INFO  L202        PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 10:08:09 WrapperNode
[2018-11-26 22:08:09,119 INFO  L132        PluginConnector]: ------------------------ END CACSL2BoogieTranslator----------------------------
[2018-11-26 22:08:09,120 INFO  L113        PluginConnector]: ------------------------Boogie Preprocessor----------------------------
[2018-11-26 22:08:09,120 INFO  L271        PluginConnector]: Initializing Boogie Preprocessor...
[2018-11-26 22:08:09,120 INFO  L276        PluginConnector]: Boogie Preprocessor initialized
[2018-11-26 22:08:09,161 INFO  L185        PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 10:08:09" (1/1) ...
[2018-11-26 22:08:09,162 INFO  L185        PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 10:08:09" (1/1) ...
[2018-11-26 22:08:09,183 INFO  L185        PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 10:08:09" (1/1) ...
[2018-11-26 22:08:09,184 INFO  L185        PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 10:08:09" (1/1) ...
[2018-11-26 22:08:09,215 INFO  L185        PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 10:08:09" (1/1) ...
[2018-11-26 22:08:09,224 INFO  L185        PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 10:08:09" (1/1) ...
[2018-11-26 22:08:09,232 INFO  L185        PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 10:08:09" (1/1) ...
[2018-11-26 22:08:09,242 INFO  L132        PluginConnector]: ------------------------ END Boogie Preprocessor----------------------------
[2018-11-26 22:08:09,253 INFO  L168              Benchmark]: Toolchain (without parser) took 890.01 ms. Allocated memory is still 2.0 GB. Free memory was 1.9 GB in the beginning and 1.9 GB in the end (delta: 11.3 MB). Peak memory consumption was 11.3 MB. Max. memory is 3.9 GB.
[2018-11-26 22:08:09,255 INFO  L168              Benchmark]: CDTParser took 0.35 ms. Allocated memory is still 2.0 GB. Free memory is still 2.0 GB. There was no memory consumed. Max. memory is 3.9 GB.
[2018-11-26 22:08:09,261 INFO  L168              Benchmark]: CACSL2BoogieTranslator took 748.11 ms. Allocated memory is still 2.0 GB. Free memory was 1.9 GB in the beginning and 1.9 GB in the end (delta: 11.3 MB). Peak memory consumption was 11.3 MB. Max. memory is 3.9 GB.
[2018-11-26 22:08:09,265 INFO  L168              Benchmark]: Boogie Preprocessor took 122.83 ms. Allocated memory is still 2.0 GB. Free memory is still 1.9 GB. There was no memory consumed. Max. memory is 3.9 GB.
[2018-11-26 22:08:09,275 INFO  L336   ainManager$Toolchain]: #######################  End [Toolchain 1] #######################
 --- Results ---
 * Results from de.uni_freiburg.informatik.ultimate.core:
  - GenericResult: Assertions are enabled
    Assertions are enabled
  - StatisticsResult: Toolchain Benchmarks
    Benchmark results are:
 * CDTParser took 0.35 ms. Allocated memory is still 2.0 GB. Free memory is still 2.0 GB. There was no memory consumed. Max. memory is 3.9 GB.
 * CACSL2BoogieTranslator took 748.11 ms. Allocated memory is still 2.0 GB. Free memory was 1.9 GB in the beginning and 1.9 GB in the end (delta: 11.3 MB). Peak memory consumption was 11.3 MB. Max. memory is 3.9 GB.
 * Boogie Preprocessor took 122.83 ms. Allocated memory is still 2.0 GB. Free memory is still 1.9 GB. There was no memory consumed. Max. memory is 3.9 GB.
RESULT: Ultimate could not prove your program: Toolchain returned no result.
Received shutdown request...