java -Xmx6000000000 -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data ./data --generate-csv --csv-dir ../../../releaseScripts/default/UAutomizer-linux/csv -tc ../../../trunk/examples/toolchains/AbstractInterpretationC.xml -s ../../../trunk/examples/settings/ai/eq-bench/svcomp-DerefFreeMemtrack-32bit-Automizer_Camel+AI_EQ_imprecise.epf -i ../../../trunk/examples/svcomp/array-memsafety/selectionsort_unsafe_false-valid-deref.i
--------------------------------------------------------------------------------
This is Ultimate 0.1.23-6b94a2f
[2018-01-24 16:21:08,798 INFO L170 SettingsManager]: Resetting all preferences to default values...
[2018-01-24 16:21:08,799 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values
[2018-01-24 16:21:08,815 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring...
[2018-01-24 16:21:08,815 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values
[2018-01-24 16:21:08,816 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values
[2018-01-24 16:21:08,817 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values
[2018-01-24 16:21:08,819 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values
[2018-01-24 16:21:08,821 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values
[2018-01-24 16:21:08,822 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values
[2018-01-24 16:21:08,822 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring...
[2018-01-24 16:21:08,822 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values
[2018-01-24 16:21:08,823 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values
[2018-01-24 16:21:08,824 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values
[2018-01-24 16:21:08,825 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values
[2018-01-24 16:21:08,827 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values
[2018-01-24 16:21:08,829 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values
[2018-01-24 16:21:08,831 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values
[2018-01-24 16:21:08,833 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values
[2018-01-24 16:21:08,834 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values
[2018-01-24 16:21:08,837 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring...
[2018-01-24 16:21:08,837 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring...
[2018-01-24 16:21:08,837 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values
[2018-01-24 16:21:08,838 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values
[2018-01-24 16:21:08,839 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values
[2018-01-24 16:21:08,841 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring...
[2018-01-24 16:21:08,841 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values
[2018-01-24 16:21:08,841 INFO L177 SettingsManager]: PEA to Boogie provides no preferences, ignoring...
[2018-01-24 16:21:08,842 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring...
[2018-01-24 16:21:08,842 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values
[2018-01-24 16:21:08,842 INFO L181 SettingsManager]: Finished resetting all preferences to default values...
[2018-01-24 16:21:08,843 INFO L98 SettingsManager]: Beginning loading settings from /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/ai/eq-bench/svcomp-DerefFreeMemtrack-32bit-Automizer_Camel+AI_EQ_imprecise.epf
[2018-01-24 16:21:08,853 INFO L110 SettingsManager]: Loading preferences was successful
[2018-01-24 16:21:08,853 INFO L112 SettingsManager]: Preferences different from defaults after loading the file:
[2018-01-24 16:21:08,854 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults:
[2018-01-24 16:21:08,854 INFO L133 SettingsManager]: * to procedures, called more than once=true
[2018-01-24 16:21:08,854 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults:
[2018-01-24 16:21:08,855 INFO L133 SettingsManager]: * Deactivate Weak Equivalences=true
[2018-01-24 16:21:08,855 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=VPDomain
[2018-01-24 16:21:08,855 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true
[2018-01-24 16:21:08,856 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults:
[2018-01-24 16:21:08,856 INFO L133 SettingsManager]: * sizeof long=4
[2018-01-24 16:21:08,856 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false
[2018-01-24 16:21:08,856 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true
[2018-01-24 16:21:08,856 INFO L133 SettingsManager]: * sizeof POINTER=4
[2018-01-24 16:21:08,857 INFO L133 SettingsManager]: * Check division by zero=IGNORE
[2018-01-24 16:21:08,857 INFO L133 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true
[2018-01-24 16:21:08,857 INFO L133 SettingsManager]: * Bitprecise bitfields=true
[2018-01-24 16:21:08,857 INFO L133 SettingsManager]: * SV-COMP memtrack compatibility mode=true
[2018-01-24 16:21:08,857 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE
[2018-01-24 16:21:08,857 INFO L133 SettingsManager]: * sizeof long double=12
[2018-01-24 16:21:08,858 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults:
[2018-01-24 16:21:08,858 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements
[2018-01-24 16:21:08,858 INFO L133 SettingsManager]: * To the following directory=./dump/
[2018-01-24 16:21:08,858 INFO L133 SettingsManager]: * Add additional assume for each assert=false
[2018-01-24 16:21:08,858 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode
[2018-01-24 16:21:08,859 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000
[2018-01-24 16:21:08,859 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults:
[2018-01-24 16:21:08,859 INFO L133 SettingsManager]: * Interpolant automaton=TWOTRACK
[2018-01-24 16:21:08,859 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP
[2018-01-24 16:21:08,859 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles
[2018-01-24 16:21:08,860 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL
[2018-01-24 16:21:08,860 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode
[2018-01-24 16:21:08,860 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2018-01-24 16:21:08,860 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true
[2018-01-24 16:21:08,861 INFO L131 SettingsManager]: Preferences of IcfgTransformer differ from their defaults:
[2018-01-24 16:21:08,861 INFO L133 SettingsManager]: * TransformationType=HEAP_SEPARATOR
[2018-01-24 16:21:08,897 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp
[2018-01-24 16:21:08,910 INFO L266 ainManager$Toolchain]: [Toolchain 1]: Parser(s) successfully initialized
[2018-01-24 16:21:08,915 INFO L222 ainManager$Toolchain]: [Toolchain 1]: Toolchain data selected.
[2018-01-24 16:21:08,917 INFO L271 PluginConnector]: Initializing CDTParser...
[2018-01-24 16:21:08,917 INFO L276 PluginConnector]: CDTParser initialized
[2018-01-24 16:21:08,918 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/array-memsafety/selectionsort_unsafe_false-valid-deref.i
[2018-01-24 16:21:09,057 INFO L304 ainManager$Toolchain]: ####################### [Toolchain 1] #######################
[2018-01-24 16:21:09,061 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements.
[2018-01-24 16:21:09,062 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator----------------------------
[2018-01-24 16:21:09,062 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator...
[2018-01-24 16:21:09,068 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized
[2018-01-24 16:21:09,069 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.01 04:21:09" (1/1) ...
[2018-01-24 16:21:09,073 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@36c3f4da and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.01 04:21:09, skipping insertion in model container
[2018-01-24 16:21:09,073 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.01 04:21:09" (1/1) ...
[2018-01-24 16:21:09,088 INFO L153 Dispatcher]: Using SV-COMP mode
[2018-01-24 16:21:09,103 INFO L153 Dispatcher]: Using SV-COMP mode
[2018-01-24 16:21:09,220 INFO L450 PostProcessor]: Settings: Checked method=main
[2018-01-24 16:21:09,235 INFO L450 PostProcessor]: Settings: Checked method=main
[2018-01-24 16:21:09,242 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.01 04:21:09 WrapperNode
[2018-01-24 16:21:09,242 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator----------------------------
[2018-01-24 16:21:09,243 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor----------------------------
[2018-01-24 16:21:09,243 INFO L271 PluginConnector]: Initializing Boogie Preprocessor...
[2018-01-24 16:21:09,243 INFO L276 PluginConnector]: Boogie Preprocessor initialized
[2018-01-24 16:21:09,261 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.01 04:21:09" (1/1) ...
[2018-01-24 16:21:09,261 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.01 04:21:09" (1/1) ...
[2018-01-24 16:21:09,271 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.01 04:21:09" (1/1) ...
[2018-01-24 16:21:09,271 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.01 04:21:09" (1/1) ...
[2018-01-24 16:21:09,273 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.01 04:21:09" (1/1) ...
[2018-01-24 16:21:09,277 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.01 04:21:09" (1/1) ...
[2018-01-24 16:21:09,279 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.01 04:21:09" (1/1) ...
[2018-01-24 16:21:09,281 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor----------------------------
[2018-01-24 16:21:09,282 INFO L113 PluginConnector]: ------------------------RCFGBuilder----------------------------
[2018-01-24 16:21:09,282 INFO L271 PluginConnector]: Initializing RCFGBuilder...
[2018-01-24 16:21:09,282 INFO L276 PluginConnector]: RCFGBuilder initialized
[2018-01-24 16:21:09,283 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.01 04:21:09" (1/1) ...
No working directory specified, using /storage/ultimate/releaseScripts/default/UAutomizer-linux/z3
Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null)
Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000
[2018-01-24 16:21:09,330 INFO L136 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init
[2018-01-24 16:21:09,330 INFO L136 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start
[2018-01-24 16:21:09,331 INFO L136 BoogieDeclarations]: Found implementation of procedure SelectionSort
[2018-01-24 16:21:09,331 INFO L136 BoogieDeclarations]: Found implementation of procedure main
[2018-01-24 16:21:09,331 INFO L128 BoogieDeclarations]: Found specification of procedure write~int
[2018-01-24 16:21:09,331 INFO L128 BoogieDeclarations]: Found specification of procedure read~int
[2018-01-24 16:21:09,331 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.free
[2018-01-24 16:21:09,331 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc
[2018-01-24 16:21:09,331 INFO L128 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int
[2018-01-24 16:21:09,331 INFO L128 BoogieDeclarations]: Found specification of procedure SelectionSort
[2018-01-24 16:21:09,331 INFO L128 BoogieDeclarations]: Found specification of procedure main
[2018-01-24 16:21:09,332 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.init
[2018-01-24 16:21:09,332 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.start
[2018-01-24 16:21:09,541 INFO L257 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start)
[2018-01-24 16:21:09,542 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.01 04:21:09 BoogieIcfgContainer
[2018-01-24 16:21:09,542 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder----------------------------
[2018-01-24 16:21:09,542 INFO L113 PluginConnector]: ------------------------Abstract Interpretation----------------------------
[2018-01-24 16:21:09,542 INFO L271 PluginConnector]: Initializing Abstract Interpretation...
[2018-01-24 16:21:09,542 INFO L276 PluginConnector]: Abstract Interpretation initialized
[2018-01-24 16:21:09,543 INFO L185 PluginConnector]: Executing the observer AbstractInterpretationRcfgObserver from plugin Abstract Interpretation for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.01 04:21:09" (1/1) ...
[2018-01-24 16:21:09,582 INFO L101 FixpointEngine]: Starting fixpoint engine with domain VPDomain (maxUnwinding=3, maxParallelStates=2)
[2018-01-24 16:21:10,288 INFO L259 AbstractInterpreter]: Some error location(s) were reachable
[2018-01-24 16:21:10,307 INFO L268 AbstractInterpreter]: Visited 47 different actions 172 times. Merged at 27 different actions 83 times. Never widened. Found 23 fixpoints after 14 different actions. Largest state had 26 variables.
[2018-01-24 16:21:10,309 INFO L132 PluginConnector]: ------------------------ END Abstract Interpretation----------------------------
[2018-01-24 16:21:10,310 INFO L168 Benchmark]: Toolchain (without parser) took 1251.74 ms. Allocated memory was 303.6 MB in the beginning and 361.8 MB in the end (delta: 58.2 MB). Free memory was 264.6 MB in the beginning and 334.1 MB in the end (delta: -69.5 MB). There was no memory consumed. Max. memory is 5.3 GB.
[2018-01-24 16:21:10,310 INFO L168 Benchmark]: CDTParser took 0.23 ms. Allocated memory is still 303.6 MB. Free memory is still 269.6 MB. There was no memory consumed. Max. memory is 5.3 GB.
[2018-01-24 16:21:10,311 INFO L168 Benchmark]: CACSL2BoogieTranslator took 180.39 ms. Allocated memory is still 303.6 MB. Free memory was 264.6 MB in the beginning and 255.5 MB in the end (delta: 9.1 MB). Peak memory consumption was 9.1 MB. Max. memory is 5.3 GB.
[2018-01-24 16:21:10,311 INFO L168 Benchmark]: Boogie Preprocessor took 38.49 ms. Allocated memory is still 303.6 MB. Free memory was 255.5 MB in the beginning and 254.5 MB in the end (delta: 996.7 kB). Peak memory consumption was 996.7 kB. Max. memory is 5.3 GB.
[2018-01-24 16:21:10,311 INFO L168 Benchmark]: RCFGBuilder took 259.93 ms. Allocated memory is still 303.6 MB. Free memory was 254.5 MB in the beginning and 237.8 MB in the end (delta: 16.7 MB). Peak memory consumption was 16.7 MB. Max. memory is 5.3 GB.
[2018-01-24 16:21:10,311 INFO L168 Benchmark]: Abstract Interpretation took 766.60 ms. Allocated memory was 303.6 MB in the beginning and 361.8 MB in the end (delta: 58.2 MB). Free memory was 237.8 MB in the beginning and 334.1 MB in the end (delta: -96.3 MB). There was no memory consumed. Max. memory is 5.3 GB.
[2018-01-24 16:21:10,313 INFO L344 ainManager$Toolchain]: ####################### End [Toolchain 1] #######################
--- Results ---
* Results from de.uni_freiburg.informatik.ultimate.core:
- StatisticsResult: Toolchain Benchmarks
Benchmark results are:
* CDTParser took 0.23 ms. Allocated memory is still 303.6 MB. Free memory is still 269.6 MB. There was no memory consumed. Max. memory is 5.3 GB.
* CACSL2BoogieTranslator took 180.39 ms. Allocated memory is still 303.6 MB. Free memory was 264.6 MB in the beginning and 255.5 MB in the end (delta: 9.1 MB). Peak memory consumption was 9.1 MB. Max. memory is 5.3 GB.
* Boogie Preprocessor took 38.49 ms. Allocated memory is still 303.6 MB. Free memory was 255.5 MB in the beginning and 254.5 MB in the end (delta: 996.7 kB). Peak memory consumption was 996.7 kB. Max. memory is 5.3 GB.
* RCFGBuilder took 259.93 ms. Allocated memory is still 303.6 MB. Free memory was 254.5 MB in the beginning and 237.8 MB in the end (delta: 16.7 MB). Peak memory consumption was 16.7 MB. Max. memory is 5.3 GB.
* Abstract Interpretation took 766.60 ms. Allocated memory was 303.6 MB in the beginning and 361.8 MB in the end (delta: 58.2 MB). Free memory was 237.8 MB in the beginning and 334.1 MB in the end (delta: -96.3 MB). There was no memory consumed. Max. memory is 5.3 GB.
* Results from de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2:
- StatisticsResult: ArrayEqualityDomainStatistics
#Locations : 37
LocStat_MAX_WEQGRAPH_SIZE : 0
LocStat_MAX_SIZEOF_WEQEDGELABEL : 0
LocStat_NO_SUPPORTING_EQUALITIES : 233
LocStat_NO_SUPPORTING_DISEQUALITIES : 15
LocStat_NO_DISJUNCTIONS : -74
LocStat_MAX_NO_DISJUNCTIONS : -1
#Transitions : 53
TransStat_MAX_WEQGRAPH_SIZE : 0
TransStat_MAX_SIZEOF_WEQEDGELABEL : 0
TransStat_NO_SUPPORTING_EQUALITIES : 56
TransStat_NO_SUPPORTING_DISEQUALITIES : 6
TransStat_NO_DISJUNCTIONS : 56
TransStat_MAX_NO_DISJUNCTIONS : 2
- StatisticsResult: EqConstraintFactoryStatistics
CONJOIN_DISJUNCTIVE(MILLISECONDS) : 0.393229
RENAME_VARIABLES(MILLISECONDS) : 0.429439
UNFREEZE(MILLISECONDS) : 0.000000
CONJOIN(MILLISECONDS) : 0.297461
PROJECTAWAY(MILLISECONDS) : 0.297930
ADD_WEAK_EQUALITY(MILLISECONDS) : 0.001822
DISJOIN(MILLISECONDS) : 0.201729
RENAME_VARIABLES_DISJUNCTIVE(MILLISECONDS) : 0.461721
ADD_EQUALITY(MILLISECONDS) : 0.055761
DISJOIN_DISJUNCTIVE(MILLISECONDS) : 0.000000
ADD_DISEQUALITY(MILLISECONDS) : 0.036767
#CONJOIN_DISJUNCTIVE : 257
#RENAME_VARIABLES : 537
#UNFREEZE : 0
#CONJOIN : 336
#PROJECTAWAY : 320
#ADD_WEAK_EQUALITY : 5
#DISJOIN : 44
#RENAME_VARIABLES_DISJUNCTIVE : 510
#ADD_EQUALITY : 58
#DISJOIN_DISJUNCTIVE : 0
#ADD_DISEQUALITY : 6
- UnprovableResult [Line: 1]: Unable to prove that pointer dereference always succeeds
Unable to prove that pointer dereference always succeeds
Reason: abstract domain could reach this error location.
Possible FailurePath:
[L20] int *a;
[L21] int array_size = __VERIFIER_nondet_int();
[L22] CALL SelectionSort(a, array_size)
[L4] int i;
[L5] i = 0
[L5] COND TRUE i < array_size - 1
[L7] int j, min, temp;
[L8] min = i
[L9] j = i+1
[L9] COND FALSE !(j < array_size)
[L14] FCALL a[i]
- UnprovableResult [Line: 1]: Unable to prove that pointer dereference always succeeds
Unable to prove that pointer dereference always succeeds
Reason: abstract domain could reach this error location.
Possible FailurePath:
[L20] int *a;
[L21] int array_size = __VERIFIER_nondet_int();
[L22] CALL SelectionSort(a, array_size)
[L4] int i;
[L5] i = 0
[L5] COND TRUE i < array_size - 1
[L7] int j, min, temp;
[L8] min = i
[L9] j = i+1
[L9] COND FALSE !(j < array_size)
[L14] FCALL a[i]
- UnprovableResult [Line: 1]: Unable to prove that pointer dereference always succeeds
Unable to prove that pointer dereference always succeeds
Reason: abstract domain could reach this error location.
Possible FailurePath:
[L20] int *a;
[L21] int array_size = __VERIFIER_nondet_int();
[L22] CALL SelectionSort(a, array_size)
[L4] int i;
[L5] i = 0
[L5] COND TRUE i < array_size - 1
[L7] int j, min, temp;
[L8] min = i
[L9] j = i+1
[L9] COND TRUE j < array_size
[L11] FCALL a[j]
- UnprovableResult [Line: 1]: Unable to prove that pointer dereference always succeeds
Unable to prove that pointer dereference always succeeds
Reason: abstract domain could reach this error location.
Possible FailurePath:
[L20] int *a;
[L21] int array_size = __VERIFIER_nondet_int();
[L22] CALL SelectionSort(a, array_size)
[L4] int i;
[L5] i = 0
[L5] COND TRUE i < array_size - 1
[L7] int j, min, temp;
[L8] min = i
[L9] j = i+1
[L9] COND TRUE j < array_size
[L11] FCALL a[j]
- UnprovableResult [Line: 1]: Unable to prove that pointer dereference always succeeds
Unable to prove that pointer dereference always succeeds
Reason: abstract domain could reach this error location.
Possible FailurePath:
[L20] int *a;
[L21] int array_size = __VERIFIER_nondet_int();
[L22] CALL SelectionSort(a, array_size)
[L4] int i;
[L5] i = 0
[L5] COND TRUE i < array_size - 1
[L7] int j, min, temp;
[L8] min = i
[L9] j = i+1
[L9] COND TRUE j < array_size
[L11] FCALL a[j]
[L11] FCALL a[min]
- UnprovableResult [Line: 1]: Unable to prove that pointer dereference always succeeds
Unable to prove that pointer dereference always succeeds
Reason: abstract domain could reach this error location.
Possible FailurePath:
[L20] int *a;
[L21] int array_size = __VERIFIER_nondet_int();
[L22] CALL SelectionSort(a, array_size)
[L4] int i;
[L5] i = 0
[L5] COND TRUE i < array_size - 1
[L7] int j, min, temp;
[L8] min = i
[L9] j = i+1
[L9] COND FALSE !(j < array_size)
[L14] EXPR, FCALL a[i]
[L14] temp = a[i]
[L15] FCALL a[min]
- UnprovableResult [Line: 1]: Unable to prove that pointer dereference always succeeds
Unable to prove that pointer dereference always succeeds
Reason: abstract domain could reach this error location.
Possible FailurePath:
[L20] int *a;
[L21] int array_size = __VERIFIER_nondet_int();
[L22] CALL SelectionSort(a, array_size)
[L4] int i;
[L5] i = 0
[L5] COND TRUE i < array_size - 1
[L7] int j, min, temp;
[L8] min = i
[L9] j = i+1
[L9] COND FALSE !(j < array_size)
[L14] EXPR, FCALL a[i]
[L14] temp = a[i]
[L15] EXPR, FCALL a[min]
[L15] FCALL a[i] = a[min]
- UnprovableResult [Line: 1]: Unable to prove that pointer dereference always succeeds
Unable to prove that pointer dereference always succeeds
Reason: abstract domain could reach this error location.
Possible FailurePath:
[L20] int *a;
[L21] int array_size = __VERIFIER_nondet_int();
[L22] CALL SelectionSort(a, array_size)
[L4] int i;
[L5] i = 0
[L5] COND TRUE i < array_size - 1
[L7] int j, min, temp;
[L8] min = i
[L9] j = i+1
[L9] COND FALSE !(j < array_size)
[L14] EXPR, FCALL a[i]
[L14] temp = a[i]
[L15] EXPR, FCALL a[min]
[L15] FCALL a[i] = a[min]
[L16] FCALL a[min] = temp
- PositiveResult [Line: 1]: pointer dereference always succeeds
For all program executions holds that pointer dereference always succeeds at this location
- PositiveResult [Line: 1]: pointer dereference always succeeds
For all program executions holds that pointer dereference always succeeds at this location
- PositiveResult [Line: 19]: all allocated memory was freed
For all program executions holds that all allocated memory was freed at this location
- PositiveResult [Line: 1]: pointer dereference always succeeds
For all program executions holds that pointer dereference always succeeds at this location
- PositiveResult [Line: 1]: pointer dereference always succeeds
For all program executions holds that pointer dereference always succeeds at this location
RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces
Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/selectionsort_unsafe_false-valid-deref.i_svcomp-DerefFreeMemtrack-32bit-Automizer_Camel+AI_EQ_imprecise.epf_AbstractInterpretationC.xml/Csv-Benchmark-0-2018-01-24_16-21-10-320.csv
Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/selectionsort_unsafe_false-valid-deref.i_svcomp-DerefFreeMemtrack-32bit-Automizer_Camel+AI_EQ_imprecise.epf_AbstractInterpretationC.xml/Csv-VPDomainBenchmark-0-2018-01-24_16-21-10-320.csv
Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/selectionsort_unsafe_false-valid-deref.i_svcomp-DerefFreeMemtrack-32bit-Automizer_Camel+AI_EQ_imprecise.epf_AbstractInterpretationC.xml/Csv-BenchmarkWithCounters-0-2018-01-24_16-21-10-320.csv
Received shutdown request...