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/AutomizerC.xml -s ../../../trunk/examples/settings/ai/eq-bench/svcomp-DerefFreeMemtrack-32bit-Automizer_Fixed_noBitfields+AI_EQ_SS.epf -i ../../../trunk/examples/svcomp/array-memsafety/stroeder1_unsafe_false-valid-deref.i
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This is Ultimate 0.1.23-8168ed2-m
[2018-04-11 20:03:09,338 INFO L170 SettingsManager]: Resetting all preferences to default values...
[2018-04-11 20:03:09,340 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values
[2018-04-11 20:03:09,351 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring...
[2018-04-11 20:03:09,351 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values
[2018-04-11 20:03:09,352 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values
[2018-04-11 20:03:09,353 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values
[2018-04-11 20:03:09,355 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values
[2018-04-11 20:03:09,357 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values
[2018-04-11 20:03:09,358 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values
[2018-04-11 20:03:09,359 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring...
[2018-04-11 20:03:09,360 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values
[2018-04-11 20:03:09,361 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values
[2018-04-11 20:03:09,362 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values
[2018-04-11 20:03:09,363 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values
[2018-04-11 20:03:09,365 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values
[2018-04-11 20:03:09,367 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values
[2018-04-11 20:03:09,369 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values
[2018-04-11 20:03:09,370 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values
[2018-04-11 20:03:09,371 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values
[2018-04-11 20:03:09,373 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring...
[2018-04-11 20:03:09,373 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring...
[2018-04-11 20:03:09,374 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values
[2018-04-11 20:03:09,375 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values
[2018-04-11 20:03:09,375 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values
[2018-04-11 20:03:09,377 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring...
[2018-04-11 20:03:09,377 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values
[2018-04-11 20:03:09,378 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values
[2018-04-11 20:03:09,378 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring...
[2018-04-11 20:03:09,378 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values
[2018-04-11 20:03:09,379 INFO L181 SettingsManager]: Finished resetting all preferences to default values...
[2018-04-11 20:03:09,379 INFO L98 SettingsManager]: Beginning loading settings from /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/ai/eq-bench/svcomp-DerefFreeMemtrack-32bit-Automizer_Fixed_noBitfields+AI_EQ_SS.epf
[2018-04-11 20:03:09,404 INFO L110 SettingsManager]: Loading preferences was successful
[2018-04-11 20:03:09,404 INFO L112 SettingsManager]: Preferences different from defaults after loading the file:
[2018-04-11 20:03:09,405 INFO L131 SettingsManager]: Preferences of UltimateCore differ from their defaults:
[2018-04-11 20:03:09,405 INFO L133 SettingsManager]: * ultimate.logging.details=de.uni_freiburg.informatik.ultimate.plugins.icfgtransformation=DEBUG;
[2018-04-11 20:03:09,406 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults:
[2018-04-11 20:03:09,406 INFO L133 SettingsManager]: * to procedures, called more than once=true
[2018-04-11 20:03:09,406 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults:
[2018-04-11 20:03:09,406 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=VPDomain
[2018-04-11 20:03:09,406 INFO L133 SettingsManager]: * Parallel states before merging=1
[2018-04-11 20:03:09,407 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true
[2018-04-11 20:03:09,407 INFO L131 SettingsManager]: Preferences of LTL2Aut differ from their defaults:
[2018-04-11 20:03:09,407 INFO L133 SettingsManager]: * Property to check=[] a
a: x > 42
[2018-04-11 20:03:09,408 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults:
[2018-04-11 20:03:09,408 INFO L133 SettingsManager]: * sizeof long=4
[2018-04-11 20:03:09,408 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false
[2018-04-11 20:03:09,408 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true
[2018-04-11 20:03:09,408 INFO L133 SettingsManager]: * sizeof POINTER=4
[2018-04-11 20:03:09,409 INFO L133 SettingsManager]: * Check division by zero=IGNORE
[2018-04-11 20:03:09,409 INFO L133 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true
[2018-04-11 20:03:09,409 INFO L133 SettingsManager]: * SV-COMP memtrack compatibility mode=true
[2018-04-11 20:03:09,409 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE
[2018-04-11 20:03:09,409 INFO L133 SettingsManager]: * sizeof long double=12
[2018-04-11 20:03:09,410 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults:
[2018-04-11 20:03:09,410 INFO L133 SettingsManager]: * Size of a code block=SingleStatement
[2018-04-11 20:03:09,410 INFO L133 SettingsManager]: * Add additional assume for each assert=false
[2018-04-11 20:03:09,410 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode
[2018-04-11 20:03:09,410 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000
[2018-04-11 20:03:09,411 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults:
[2018-04-11 20:03:09,411 INFO L133 SettingsManager]: * Interpolant automaton=TWOTRACK
[2018-04-11 20:03:09,411 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP
[2018-04-11 20:03:09,411 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles
[2018-04-11 20:03:09,411 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode
[2018-04-11 20:03:09,412 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2018-04-11 20:03:09,412 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true
[2018-04-11 20:03:09,413 INFO L131 SettingsManager]: Preferences of IcfgTransformer differ from their defaults:
[2018-04-11 20:03:09,413 INFO L133 SettingsManager]: * TransformationType=HEAP_SEPARATOR
[2018-04-11 20:03:09,413 INFO L131 SettingsManager]: Preferences of Boogie Printer differ from their defaults:
[2018-04-11 20:03:09,413 INFO L133 SettingsManager]: * Dump path:=C:\Users\alex\AppData\Local\Temp\
[2018-04-11 20:03:09,441 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp
[2018-04-11 20:03:09,455 INFO L266 ainManager$Toolchain]: [Toolchain 1]: Parser(s) successfully (re)initialized
[2018-04-11 20:03:09,460 INFO L222 ainManager$Toolchain]: [Toolchain 1]: Toolchain data selected.
[2018-04-11 20:03:09,462 INFO L271 PluginConnector]: Initializing CDTParser...
[2018-04-11 20:03:09,462 INFO L276 PluginConnector]: CDTParser initialized
[2018-04-11 20:03:09,463 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/array-memsafety/stroeder1_unsafe_false-valid-deref.i
[2018-04-11 20:03:09,734 INFO L225 CDTParser]: Created temporary CDT project at /storage/ultimate/releaseScripts/default/UAutomizer-linux/data/FLAGecf527b32
[2018-04-11 20:03:09,840 INFO L287 CDTParser]: IsIndexed: true
[2018-04-11 20:03:09,840 INFO L288 CDTParser]: Found 1 translation units.
[2018-04-11 20:03:09,841 INFO L168 CDTParser]: Scanning stroeder1_unsafe_false-valid-deref.i
[2018-04-11 20:03:09,841 INFO L210 ultiparseSymbolTable]: Include resolver:
[2018-04-11 20:03:09,842 INFO L215 ultiparseSymbolTable]: <empty include resolver>
[2018-04-11 20:03:09,842 INFO L218 ultiparseSymbolTable]: Function table:
[2018-04-11 20:03:09,842 INFO L221 ultiparseSymbolTable]: Function definition of __U_MULTI_fstroeder__unsafe_false_valid_deref_i__sumOfThirdBytes ('sumOfThirdBytes') in stroeder1_unsafe_false-valid-deref.i
[2018-04-11 20:03:09,842 INFO L221 ultiparseSymbolTable]: Function definition of null ('main') in stroeder1_unsafe_false-valid-deref.i
[2018-04-11 20:03:09,842 INFO L227 ultiparseSymbolTable]: Global variable table:
[2018-04-11 20:03:09,842 INFO L233 ultiparseSymbolTable]: <empty global variable table>
[2018-04-11 20:03:09,856 INFO L330 CDTParser]: Deleted temporary CDT project at /storage/ultimate/releaseScripts/default/UAutomizer-linux/data/FLAGecf527b32
[2018-04-11 20:03:09,860 INFO L304 ainManager$Toolchain]: ####################### [Toolchain 1] #######################
[2018-04-11 20:03:09,862 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements.
[2018-04-11 20:03:09,863 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator----------------------------
[2018-04-11 20:03:09,863 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator...
[2018-04-11 20:03:09,869 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized
[2018-04-11 20:03:09,869 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.04 08:03:09" (1/1) ...
[2018-04-11 20:03:09,872 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7fb3b78a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.04 08:03:09, skipping insertion in model container
[2018-04-11 20:03:09,872 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.04 08:03:09" (1/1) ...
[2018-04-11 20:03:09,886 INFO L167 Dispatcher]: Using SV-COMP mode
[2018-04-11 20:03:09,899 INFO L167 Dispatcher]: Using SV-COMP mode
[2018-04-11 20:03:10,032 INFO L175 PostProcessor]: Settings: Checked method=main
[2018-04-11 20:03:10,060 INFO L175 PostProcessor]: Settings: Checked method=main
[2018-04-11 20:03:10,064 INFO L100 SccComputation]: Graph consists of 0 InCaSumBalls and 9 non ball SCCs. Number of states in SCCs 9.
[2018-04-11 20:03:10,071 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.04 08:03:10 WrapperNode
[2018-04-11 20:03:10,071 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator----------------------------
[2018-04-11 20:03:10,072 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor----------------------------
[2018-04-11 20:03:10,072 INFO L271 PluginConnector]: Initializing Boogie Preprocessor...
[2018-04-11 20:03:10,072 INFO L276 PluginConnector]: Boogie Preprocessor initialized
[2018-04-11 20:03:10,082 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.04 08:03:10" (1/1) ...
[2018-04-11 20:03:10,082 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.04 08:03:10" (1/1) ...
[2018-04-11 20:03:10,089 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.04 08:03:10" (1/1) ...
[2018-04-11 20:03:10,089 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.04 08:03:10" (1/1) ...
[2018-04-11 20:03:10,092 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.04 08:03:10" (1/1) ...
[2018-04-11 20:03:10,096 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.04 08:03:10" (1/1) ...
[2018-04-11 20:03:10,097 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.04 08:03:10" (1/1) ...
[2018-04-11 20:03:10,098 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor----------------------------
[2018-04-11 20:03:10,098 INFO L113 PluginConnector]: ------------------------RCFGBuilder----------------------------
[2018-04-11 20:03:10,098 INFO L271 PluginConnector]: Initializing RCFGBuilder...
[2018-04-11 20:03:10,099 INFO L276 PluginConnector]: RCFGBuilder initialized
[2018-04-11 20:03:10,100 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.04 08:03:10" (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
[2018-04-11 20:03:10,163 INFO L136 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init
[2018-04-11 20:03:10,163 INFO L136 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start
[2018-04-11 20:03:10,163 INFO L136 BoogieDeclarations]: Found implementation of procedure __U_MULTI_fstroeder__unsafe_false_valid_deref_i__sumOfThirdBytes
[2018-04-11 20:03:10,163 INFO L136 BoogieDeclarations]: Found implementation of procedure main
[2018-04-11 20:03:10,163 INFO L128 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int
[2018-04-11 20:03:10,163 INFO L128 BoogieDeclarations]: Found specification of procedure __U_MULTI_fstroeder__unsafe_false_valid_deref_i__sumOfThirdBytes
[2018-04-11 20:03:10,164 INFO L128 BoogieDeclarations]: Found specification of procedure read~int
[2018-04-11 20:03:10,164 INFO L128 BoogieDeclarations]: Found specification of procedure main
[2018-04-11 20:03:10,164 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.init
[2018-04-11 20:03:10,164 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.start
[2018-04-11 20:03:10,164 INFO L128 BoogieDeclarations]: Found specification of procedure write~unchecked~int
[2018-04-11 20:03:10,164 INFO L128 BoogieDeclarations]: Found specification of procedure write~int
[2018-04-11 20:03:10,165 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc
[2018-04-11 20:03:10,363 INFO L259 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start)
[2018-04-11 20:03:10,363 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.04 08:03:10 BoogieIcfgContainer
[2018-04-11 20:03:10,363 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder----------------------------
[2018-04-11 20:03:10,364 INFO L113 PluginConnector]: ------------------------TraceAbstraction----------------------------
[2018-04-11 20:03:10,364 INFO L271 PluginConnector]: Initializing TraceAbstraction...
[2018-04-11 20:03:10,366 INFO L276 PluginConnector]: TraceAbstraction initialized
[2018-04-11 20:03:10,366 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 11.04 08:03:09" (1/3) ...
[2018-04-11 20:03:10,366 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1edc6cc2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.04 08:03:10, skipping insertion in model container
[2018-04-11 20:03:10,367 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.04 08:03:10" (2/3) ...
[2018-04-11 20:03:10,367 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1edc6cc2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.04 08:03:10, skipping insertion in model container
[2018-04-11 20:03:10,367 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.04 08:03:10" (3/3) ...
[2018-04-11 20:03:10,368 INFO L107 eAbstractionObserver]: Analyzing ICFG stroeder1_unsafe_false-valid-deref.i
[2018-04-11 20:03:10,375 INFO L131 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION
[2018-04-11 20:03:10,382 INFO L143 ceAbstractionStarter]: Appying trace abstraction to program that has 3 error locations.
[2018-04-11 20:03:10,419 INFO L128 ementStrategyFactory]: Using default assertion order modulation
[2018-04-11 20:03:10,419 INFO L369 AbstractCegarLoop]: Interprodecural is true
[2018-04-11 20:03:10,420 INFO L370 AbstractCegarLoop]: Hoare is true
[2018-04-11 20:03:10,420 INFO L371 AbstractCegarLoop]: Compute interpolants for FPandBP
[2018-04-11 20:03:10,420 INFO L372 AbstractCegarLoop]: Backedges is TWOTRACK
[2018-04-11 20:03:10,420 INFO L373 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION
[2018-04-11 20:03:10,420 INFO L374 AbstractCegarLoop]: Difference is false
[2018-04-11 20:03:10,420 INFO L375 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA
[2018-04-11 20:03:10,421 INFO L380 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce========
[2018-04-11 20:03:10,421 INFO L87 2NestedWordAutomaton]: Mode: main mode - execution starts in main procedure
[2018-04-11 20:03:10,437 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states.
[2018-04-11 20:03:10,443 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24
[2018-04-11 20:03:10,443 INFO L347 BasicCegarLoop]: Found error trace
[2018-04-11 20:03:10,444 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2018-04-11 20:03:10,444 INFO L408 AbstractCegarLoop]: === Iteration 1 === [__U_MULTI_fstroeder__unsafe_false_valid_deref_i__sumOfThirdBytesErr0RequiresViolation, __U_MULTI_fstroeder__unsafe_false_valid_deref_i__sumOfThirdBytesErr1RequiresViolation, mainErr0EnsuresViolationMEMORY_LEAK]===
[2018-04-11 20:03:10,448 INFO L82 PathProgramCache]: Analyzing trace with hash -1152930871, now seen corresponding path program 1 times
No working directory specified, using /storage/ultimate/releaseScripts/default/UAutomizer-linux/z3
Starting monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null)
Waiting until toolchain timeout for monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2018-04-11 20:03:10,461 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy
[2018-04-11 20:03:10,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2018-04-11 20:03:10,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2018-04-11 20:03:10,559 INFO L421 BasicCegarLoop]: Counterexample might be feasible
[2018-04-11 20:03:10,586 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 11.04 08:03:10 BoogieIcfgContainer
[2018-04-11 20:03:10,586 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction----------------------------
[2018-04-11 20:03:10,587 INFO L168 Benchmark]: Toolchain (without parser) took 725.98 ms. Allocated memory was 306.7 MB in the beginning and 461.9 MB in the end (delta: 155.2 MB). Free memory was 247.8 MB in the beginning and 414.1 MB in the end (delta: -166.3 MB). There was no memory consumed. Max. memory is 5.3 GB.
[2018-04-11 20:03:10,588 INFO L168 Benchmark]: CDTParser took 0.27 ms. Allocated memory is still 306.7 MB. Free memory is still 258.3 MB. There was no memory consumed. Max. memory is 5.3 GB.
[2018-04-11 20:03:10,589 INFO L168 Benchmark]: CACSL2BoogieTranslator took 208.78 ms. Allocated memory is still 306.7 MB. Free memory was 247.8 MB in the beginning and 237.7 MB in the end (delta: 10.1 MB). Peak memory consumption was 10.1 MB. Max. memory is 5.3 GB.
[2018-04-11 20:03:10,590 INFO L168 Benchmark]: Boogie Preprocessor took 26.19 ms. Allocated memory is still 306.7 MB. Free memory was 237.7 MB in the beginning and 236.7 MB in the end (delta: 996.6 kB). Peak memory consumption was 996.6 kB. Max. memory is 5.3 GB.
[2018-04-11 20:03:10,590 INFO L168 Benchmark]: RCFGBuilder took 264.79 ms. Allocated memory was 306.7 MB in the beginning and 461.9 MB in the end (delta: 155.2 MB). Free memory was 236.7 MB in the beginning and 431.3 MB in the end (delta: -194.6 MB). Peak memory consumption was 22.4 MB. Max. memory is 5.3 GB.
[2018-04-11 20:03:10,591 INFO L168 Benchmark]: TraceAbstraction took 222.31 ms. Allocated memory is still 461.9 MB. Free memory was 431.3 MB in the beginning and 414.1 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 5.3 GB.
[2018-04-11 20:03:10,594 INFO L344 ainManager$Toolchain]: ####################### End [Toolchain 1] #######################
--- Results ---
* Results from de.uni_freiburg.informatik.ultimate.core:
- StatisticsResult: Toolchain Benchmarks
Benchmark results are:
* CDTParser took 0.27 ms. Allocated memory is still 306.7 MB. Free memory is still 258.3 MB. There was no memory consumed. Max. memory is 5.3 GB.
* CACSL2BoogieTranslator took 208.78 ms. Allocated memory is still 306.7 MB. Free memory was 247.8 MB in the beginning and 237.7 MB in the end (delta: 10.1 MB). Peak memory consumption was 10.1 MB. Max. memory is 5.3 GB.
* Boogie Preprocessor took 26.19 ms. Allocated memory is still 306.7 MB. Free memory was 237.7 MB in the beginning and 236.7 MB in the end (delta: 996.6 kB). Peak memory consumption was 996.6 kB. Max. memory is 5.3 GB.
* RCFGBuilder took 264.79 ms. Allocated memory was 306.7 MB in the beginning and 461.9 MB in the end (delta: 155.2 MB). Free memory was 236.7 MB in the beginning and 431.3 MB in the end (delta: -194.6 MB). Peak memory consumption was 22.4 MB. Max. memory is 5.3 GB.
* TraceAbstraction took 222.31 ms. Allocated memory is still 461.9 MB. Free memory was 431.3 MB in the beginning and 414.1 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 5.3 GB.
* Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction:
- CounterExampleResult [Line: 10]: pointer dereference may fail
pointer dereference may fail
We found a FailurePath:
[L15] int* numbers;
[L16] int array_size = __VERIFIER_nondet_int();
VAL [__VERIFIER_nondet_int()=1, array_size=1]
[L17] CALL sumOfThirdBytes(numbers, array_size)
VAL [\old(array_size)=1, numbers={0:0}]
[L4] int i, sum;
VAL [\old(array_size)=1, array_size=1, numbers={0:0}, numbers={0:0}]
[L5] char* p;
VAL [\old(array_size)=1, array_size=1, numbers={0:0}, numbers={0:0}]
[L6] sum = 0
VAL [\old(array_size)=1, array_size=1, numbers={0:0}, numbers={0:0}, sum=0]
[L7] i = 0
VAL [\old(array_size)=1, array_size=1, i=0, numbers={0:0}, numbers={0:0}, sum=0]
[L7] COND TRUE i < array_size
VAL [\old(array_size)=1, array_size=1, i=0, numbers={0:0}, numbers={0:0}, sum=0]
[L8] p = &(numbers[i])
VAL [\old(array_size)=1, array_size=1, i=0, numbers={0:0}, numbers={0:0}, p={0:0}, sum=0]
[L9] p = p + 2
VAL [\old(array_size)=1, array_size=1, i=0, numbers={0:0}, numbers={0:0}, p={0:2}, sum=0]
[L10] FCALL \read(*p)
- StatisticsResult: Ultimate Automizer benchmark data
CFG has 4 procedures, 41 locations, 3 error locations. UNSAFE Result, 0.1s OverallTime, 1 OverallIterations, 1 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=41occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 23 NumberOfCodeBlocks, 23 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available
RESULT: Ultimate proved your program to be incorrect!
Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/stroeder1_unsafe_false-valid-deref.i_svcomp-DerefFreeMemtrack-32bit-Automizer_Fixed_noBitfields+AI_EQ_SS.epf_AutomizerC.xml/Csv-Benchmark-0-2018-04-11_20-03-10-604.csv
Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/stroeder1_unsafe_false-valid-deref.i_svcomp-DerefFreeMemtrack-32bit-Automizer_Fixed_noBitfields+AI_EQ_SS.epf_AutomizerC.xml/Csv-TraceAbstractionBenchmarks-0-2018-04-11_20-03-10-604.csv
Received shutdown request...