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/AutomizerCTransformed.xml -s ../../../trunk/examples/settings/ai/eq-bench/svcomp-DerefFreeMemtrack-32bit-Automizer_Camel+AI_EQ_SS.epf -i ../../../trunk/examples/svcomp/array-memsafety/cstrncpy_unsafe_false-valid-deref.i
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This is Ultimate 0.1.23-d4a2356
[2018-03-23 12:04:22,565 INFO L170 SettingsManager]: Resetting all preferences to default values...
[2018-03-23 12:04:22,567 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values
[2018-03-23 12:04:22,583 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring...
[2018-03-23 12:04:22,583 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values
[2018-03-23 12:04:22,584 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values
[2018-03-23 12:04:22,585 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values
[2018-03-23 12:04:22,587 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values
[2018-03-23 12:04:22,589 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values
[2018-03-23 12:04:22,590 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values
[2018-03-23 12:04:22,591 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring...
[2018-03-23 12:04:22,591 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values
[2018-03-23 12:04:22,592 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values
[2018-03-23 12:04:22,593 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values
[2018-03-23 12:04:22,594 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values
[2018-03-23 12:04:22,597 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values
[2018-03-23 12:04:22,599 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values
[2018-03-23 12:04:22,601 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values
[2018-03-23 12:04:22,602 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values
[2018-03-23 12:04:22,604 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values
[2018-03-23 12:04:22,606 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring...
[2018-03-23 12:04:22,606 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring...
[2018-03-23 12:04:22,607 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values
[2018-03-23 12:04:22,608 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values
[2018-03-23 12:04:22,608 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values
[2018-03-23 12:04:22,610 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring...
[2018-03-23 12:04:22,610 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values
[2018-03-23 12:04:22,611 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values
[2018-03-23 12:04:22,611 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring...
[2018-03-23 12:04:22,612 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values
[2018-03-23 12:04:22,612 INFO L181 SettingsManager]: Finished resetting all preferences to default values...
[2018-03-23 12:04:22,612 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_SS.epf
[2018-03-23 12:04:22,621 INFO L110 SettingsManager]: Loading preferences was successful
[2018-03-23 12:04:22,622 INFO L112 SettingsManager]: Preferences different from defaults after loading the file:
[2018-03-23 12:04:22,622 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults:
[2018-03-23 12:04:22,622 INFO L133 SettingsManager]: * to procedures, called more than once=true
[2018-03-23 12:04:22,623 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults:
[2018-03-23 12:04:22,623 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=VPDomain
[2018-03-23 12:04:22,623 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true
[2018-03-23 12:04:22,623 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults:
[2018-03-23 12:04:22,623 INFO L133 SettingsManager]: * sizeof long=4
[2018-03-23 12:04:22,624 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false
[2018-03-23 12:04:22,624 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true
[2018-03-23 12:04:22,624 INFO L133 SettingsManager]: * sizeof POINTER=4
[2018-03-23 12:04:22,624 INFO L133 SettingsManager]: * Check division by zero=IGNORE
[2018-03-23 12:04:22,624 INFO L133 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true
[2018-03-23 12:04:22,625 INFO L133 SettingsManager]: * Bitprecise bitfields=true
[2018-03-23 12:04:22,625 INFO L133 SettingsManager]: * SV-COMP memtrack compatibility mode=true
[2018-03-23 12:04:22,625 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE
[2018-03-23 12:04:22,625 INFO L133 SettingsManager]: * sizeof long double=12
[2018-03-23 12:04:22,625 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults:
[2018-03-23 12:04:22,625 INFO L133 SettingsManager]: * Size of a code block=SingleStatement
[2018-03-23 12:04:22,625 INFO L133 SettingsManager]: * To the following directory=./dump/
[2018-03-23 12:04:22,625 INFO L133 SettingsManager]: * Add additional assume for each assert=false
[2018-03-23 12:04:22,626 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode
[2018-03-23 12:04:22,626 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000
[2018-03-23 12:04:22,626 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults:
[2018-03-23 12:04:22,626 INFO L133 SettingsManager]: * Interpolant automaton=TWOTRACK
[2018-03-23 12:04:22,626 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP
[2018-03-23 12:04:22,627 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles
[2018-03-23 12:04:22,627 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL
[2018-03-23 12:04:22,627 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode
[2018-03-23 12:04:22,627 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2018-03-23 12:04:22,627 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true
[2018-03-23 12:04:22,628 INFO L131 SettingsManager]: Preferences of IcfgTransformer differ from their defaults:
[2018-03-23 12:04:22,628 INFO L133 SettingsManager]: * TransformationType=HEAP_SEPARATOR
[2018-03-23 12:04:22,659 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp
[2018-03-23 12:04:22,670 INFO L266 ainManager$Toolchain]: [Toolchain 1]: Parser(s) successfully (re)initialized
[2018-03-23 12:04:22,673 INFO L222 ainManager$Toolchain]: [Toolchain 1]: Toolchain data selected.
[2018-03-23 12:04:22,674 INFO L271 PluginConnector]: Initializing CDTParser...
[2018-03-23 12:04:22,675 INFO L276 PluginConnector]: CDTParser initialized
[2018-03-23 12:04:22,675 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/array-memsafety/cstrncpy_unsafe_false-valid-deref.i
[2018-03-23 12:04:22,999 INFO L228 CDTParser]: Created temporary CDT project at /storage/ultimate/releaseScripts/default/UAutomizer-linux/data/FLAG597aea6e1
[2018-03-23 12:04:23,112 INFO L291 CDTParser]: IsIndexed: true
[2018-03-23 12:04:23,112 INFO L292 CDTParser]: Found 1 translation units.
[2018-03-23 12:04:23,112 INFO L171 CDTParser]: Scanning cstrncpy_unsafe_false-valid-deref.i
[2018-03-23 12:04:23,114 INFO L210 ultiparseSymbolTable]: Include resolver:
[2018-03-23 12:04:23,114 INFO L215 ultiparseSymbolTable]: <empty include resolver>
[2018-03-23 12:04:23,114 INFO L218 ultiparseSymbolTable]: Function table:
[2018-03-23 12:04:23,114 INFO L221 ultiparseSymbolTable]: Function definition of __U_MULTI_fcstrncpy_unsafe_false_valid_deref_i__ ('') in cstrncpy_unsafe_false-valid-deref.i
[2018-03-23 12:04:23,114 INFO L221 ultiparseSymbolTable]: Function definition of null ('main') in cstrncpy_unsafe_false-valid-deref.i
[2018-03-23 12:04:23,115 INFO L227 ultiparseSymbolTable]: Global variable table:
[2018-03-23 12:04:23,115 INFO L233 ultiparseSymbolTable]: <empty global variable table>
[2018-03-23 12:04:23,129 INFO L334 CDTParser]: Deleted temporary CDT project at /storage/ultimate/releaseScripts/default/UAutomizer-linux/data/FLAG597aea6e1
[2018-03-23 12:04:23,134 INFO L304 ainManager$Toolchain]: ####################### [Toolchain 1] #######################
[2018-03-23 12:04:23,136 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements.
[2018-03-23 12:04:23,137 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator----------------------------
[2018-03-23 12:04:23,137 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator...
[2018-03-23 12:04:23,142 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized
[2018-03-23 12:04:23,143 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.03 12:04:23" (1/1) ...
[2018-03-23 12:04:23,145 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1c6b7993 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.03 12:04:23, skipping insertion in model container
[2018-03-23 12:04:23,145 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.03 12:04:23" (1/1) ...
[2018-03-23 12:04:23,159 INFO L167 Dispatcher]: Using SV-COMP mode
[2018-03-23 12:04:23,173 INFO L167 Dispatcher]: Using SV-COMP mode
[2018-03-23 12:04:23,299 INFO L175 PostProcessor]: Settings: Checked method=main
[2018-03-23 12:04:23,328 INFO L175 PostProcessor]: Settings: Checked method=main
[2018-03-23 12:04:23,333 INFO L100 SccComputation]: Graph consists of 0 InCaSumBalls and 9 non ball SCCs. Number of states in SCCs 9.
[2018-03-23 12:04:23,341 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.03 12:04:23 WrapperNode
[2018-03-23 12:04:23,341 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator----------------------------
[2018-03-23 12:04:23,342 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor----------------------------
[2018-03-23 12:04:23,342 INFO L271 PluginConnector]: Initializing Boogie Preprocessor...
[2018-03-23 12:04:23,342 INFO L276 PluginConnector]: Boogie Preprocessor initialized
[2018-03-23 12:04:23,351 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.03 12:04:23" (1/1) ...
[2018-03-23 12:04:23,352 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.03 12:04:23" (1/1) ...
[2018-03-23 12:04:23,360 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.03 12:04:23" (1/1) ...
[2018-03-23 12:04:23,361 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.03 12:04:23" (1/1) ...
[2018-03-23 12:04:23,365 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.03 12:04:23" (1/1) ...
[2018-03-23 12:04:23,369 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.03 12:04:23" (1/1) ...
[2018-03-23 12:04:23,370 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.03 12:04:23" (1/1) ...
[2018-03-23 12:04:23,372 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor----------------------------
[2018-03-23 12:04:23,373 INFO L113 PluginConnector]: ------------------------RCFGBuilder----------------------------
[2018-03-23 12:04:23,373 INFO L271 PluginConnector]: Initializing RCFGBuilder...
[2018-03-23 12:04:23,373 INFO L276 PluginConnector]: RCFGBuilder initialized
[2018-03-23 12:04:23,374 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.03 12:04:23" (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
[2018-03-23 12:04:23,428 INFO L136 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init
[2018-03-23 12:04:23,429 INFO L136 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start
[2018-03-23 12:04:23,429 INFO L136 BoogieDeclarations]: Found implementation of procedure cstrncpy
[2018-03-23 12:04:23,429 INFO L136 BoogieDeclarations]: Found implementation of procedure main
[2018-03-23 12:04:23,429 INFO L128 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int
[2018-03-23 12:04:23,429 INFO L128 BoogieDeclarations]: Found specification of procedure cstrncpy
[2018-03-23 12:04:23,429 INFO L128 BoogieDeclarations]: Found specification of procedure read~int
[2018-03-23 12:04:23,429 INFO L128 BoogieDeclarations]: Found specification of procedure write~int
[2018-03-23 12:04:23,429 INFO L128 BoogieDeclarations]: Found specification of procedure main
[2018-03-23 12:04:23,430 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.init
[2018-03-23 12:04:23,430 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.start
[2018-03-23 12:04:23,430 INFO L128 BoogieDeclarations]: Found specification of procedure write~unchecked~int
[2018-03-23 12:04:23,430 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc
[2018-03-23 12:04:23,692 INFO L259 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start)
[2018-03-23 12:04:23,693 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.03 12:04:23 BoogieIcfgContainer
[2018-03-23 12:04:23,693 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder----------------------------
[2018-03-23 12:04:23,693 INFO L113 PluginConnector]: ------------------------IcfgTransformer----------------------------
[2018-03-23 12:04:23,694 INFO L271 PluginConnector]: Initializing IcfgTransformer...
[2018-03-23 12:04:23,694 INFO L276 PluginConnector]: IcfgTransformer initialized
[2018-03-23 12:04:23,697 INFO L185 PluginConnector]: Executing the observer IcfgTransformationObserver from plugin IcfgTransformer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.03 12:04:23" (1/1) ...
[2018-03-23 12:04:23,704 INFO L112 apSepIcfgTransformer]: HeapSepIcfgTransformer: Starting heap partitioning
[2018-03-23 12:04:23,704 INFO L113 apSepIcfgTransformer]: To be partitioned heap arrays found [#memory_int]
[2018-03-23 12:04:23,718 INFO L255 apSepIcfgTransformer]: Heap separator: starting memloc-array-style preprocessing
[2018-03-23 12:04:23,734 INFO L271 apSepIcfgTransformer]: finished MemlocArrayUpdater, created 4 location literals (each corresponds to one heap write)
[2018-03-23 12:04:23,746 INFO L322 apSepIcfgTransformer]: finished preprocessing for the equality analysis
[2018-03-23 12:04:23,806 INFO L101 FixpointEngine]: Starting fixpoint engine with domain VPDomain (maxUnwinding=3, maxParallelStates=2)
[2018-03-23 12:05:03,544 INFO L314 AbstractInterpreter]: Visited 72 different actions 237 times. Merged at 38 different actions 136 times. Widened at 1 different actions 1 times. Found 22 fixpoints after 9 different actions. Largest state had 48 variables.
[2018-03-23 12:05:03,546 INFO L334 apSepIcfgTransformer]: finished equality analysis
[2018-03-23 12:05:03,554 INFO L195 HeapSepPreAnalysis]: Number of read from array group [#memory_int] : 3
[2018-03-23 12:05:03,555 INFO L344 apSepIcfgTransformer]: Finished pre analysis before partitioning
[2018-03-23 12:05:03,555 INFO L345 apSepIcfgTransformer]: array groups: Set:
[#memory_int]
[2018-03-23 12:05:03,555 INFO L347 apSepIcfgTransformer]: select infos: Set:
((select |v_#memory_int_3| |v_cstrncpy_#t~post1.base_3|), at (SUMMARY for call write~int(#t~mem3, #t~post1.base, #t~post1.offset, 1); srcloc: L10'''''))
((select (select |v_#memory_int_1| |v_cstrncpy_#t~post2.base_3|) |v_cstrncpy_#t~post2.offset_3|), at (SUMMARY for call #t~mem3 := read~int(#t~post2.base, #t~post2.offset, 1); srcloc: L10''''))
((select |v_#memory_int_5| |v_cstrncpy_#t~post5.base_3|), at (SUMMARY for call write~int(0, #t~post5.base, #t~post5.offset, 1); srcloc: L14''))
[2018-03-23 12:05:03,599 INFO L311 HeapPartitionManager]: partitioning result:
[2018-03-23 12:05:03,600 INFO L316 HeapPartitionManager]: location blocks for array group [#memory_int]
[2018-03-23 12:05:03,600 INFO L325 HeapPartitionManager]: at dimension 0
[2018-03-23 12:05:03,600 INFO L326 HeapPartitionManager]: # array writes (possibly including 1 dummy write/NoStoreIndexInfo) : 2
[2018-03-23 12:05:03,600 INFO L327 HeapPartitionManager]: # location blocks :1
[2018-03-23 12:05:03,600 INFO L325 HeapPartitionManager]: at dimension 1
[2018-03-23 12:05:03,600 INFO L326 HeapPartitionManager]: # array writes (possibly including 1 dummy write/NoStoreIndexInfo) : 2
[2018-03-23 12:05:03,600 INFO L327 HeapPartitionManager]: # location blocks :1
[2018-03-23 12:05:03,601 INFO L86 ransitionTransformer]: executing heap partitioning transformation
[2018-03-23 12:05:03,614 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.icfgtransformation CFG 23.03 12:05:03 BasicIcfg
[2018-03-23 12:05:03,614 INFO L132 PluginConnector]: ------------------------ END IcfgTransformer----------------------------
[2018-03-23 12:05:03,615 INFO L113 PluginConnector]: ------------------------TraceAbstraction----------------------------
[2018-03-23 12:05:03,615 INFO L271 PluginConnector]: Initializing TraceAbstraction...
[2018-03-23 12:05:03,617 INFO L276 PluginConnector]: TraceAbstraction initialized
[2018-03-23 12:05:03,618 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.03 12:04:23" (1/4) ...
[2018-03-23 12:05:03,618 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3c7aa11b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.03 12:05:03, skipping insertion in model container
[2018-03-23 12:05:03,618 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.03 12:04:23" (2/4) ...
[2018-03-23 12:05:03,618 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3c7aa11b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.03 12:05:03, skipping insertion in model container
[2018-03-23 12:05:03,619 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.03 12:04:23" (3/4) ...
[2018-03-23 12:05:03,619 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3c7aa11b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 23.03 12:05:03, skipping insertion in model container
[2018-03-23 12:05:03,619 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.icfgtransformation CFG 23.03 12:05:03" (4/4) ...
[2018-03-23 12:05:03,620 INFO L107 eAbstractionObserver]: Analyzing ICFG HeapSeparatedIcfg
[2018-03-23 12:05:03,626 INFO L131 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION
[2018-03-23 12:05:03,632 INFO L143 ceAbstractionStarter]: Appying trace abstraction to program that has 7 error locations.
[2018-03-23 12:05:03,670 INFO L128 ementStrategyFactory]: Using default assertion order modulation
[2018-03-23 12:05:03,671 INFO L369 AbstractCegarLoop]: Interprodecural is true
[2018-03-23 12:05:03,671 INFO L370 AbstractCegarLoop]: Hoare is true
[2018-03-23 12:05:03,671 INFO L371 AbstractCegarLoop]: Compute interpolants for FPandBP
[2018-03-23 12:05:03,671 INFO L372 AbstractCegarLoop]: Backedges is TWOTRACK
[2018-03-23 12:05:03,671 INFO L373 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION
[2018-03-23 12:05:03,671 INFO L374 AbstractCegarLoop]: Difference is false
[2018-03-23 12:05:03,671 INFO L375 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA
[2018-03-23 12:05:03,671 INFO L380 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce========
[2018-03-23 12:05:03,672 INFO L87 2NestedWordAutomaton]: Mode: main mode - execution starts in main procedure
[2018-03-23 12:05:03,681 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states.
[2018-03-23 12:05:03,685 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12
[2018-03-23 12:05:03,685 INFO L345 BasicCegarLoop]: Found error trace
[2018-03-23 12:05:03,686 INFO L353 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2018-03-23 12:05:03,686 INFO L408 AbstractCegarLoop]: === Iteration 1 === [cstrncpyErr3RequiresViolation, cstrncpyErr5RequiresViolation, cstrncpyErr4RequiresViolation, cstrncpyErr2RequiresViolation, cstrncpyErr0RequiresViolation, cstrncpyErr1RequiresViolation, mainErr0EnsuresViolationMEMORY_LEAK]===
[2018-03-23 12:05:03,689 INFO L82 PathProgramCache]: Analyzing trace with hash -1264240650, now seen corresponding path program 1 times
[2018-03-23 12:05:03,690 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS
[2018-03-23 12:05:03,691 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy
[2018-03-23 12:05:03,742 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order
[2018-03-23 12:05:03,742 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2018-03-23 12:05:03,742 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order
[2018-03-23 12:05:03,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2018-03-23 12:05:03,783 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs.
[2018-03-23 12:05:03,799 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2018-03-23 12:05:03,802 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2018-03-23 12:05:03,802 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1
[2018-03-23 12:05:03,804 INFO L442 AbstractCegarLoop]: Interpolant automaton has 2 states
[2018-03-23 12:05:03,815 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants.
[2018-03-23 12:05:03,815 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2
[2018-03-23 12:05:03,817 INFO L87 Difference]: Start difference. First operand 65 states. Second operand 2 states.
[2018-03-23 12:05:03,839 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2018-03-23 12:05:03,839 INFO L93 Difference]: Finished difference Result 74 states and 81 transitions.
[2018-03-23 12:05:03,839 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states.
[2018-03-23 12:05:03,840 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 11
[2018-03-23 12:05:03,841 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2018-03-23 12:05:03,848 INFO L225 Difference]: With dead ends: 74
[2018-03-23 12:05:03,848 INFO L226 Difference]: Without dead ends: 54
[2018-03-23 12:05:03,851 INFO L568 BasicCegarLoop]: 0 DeclaredPredicates, 1 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2
[2018-03-23 12:05:03,864 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 54 states.
[2018-03-23 12:05:03,876 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 54 to 54.
[2018-03-23 12:05:03,877 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 54 states.
[2018-03-23 12:05:03,878 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 54 states and 56 transitions.
[2018-03-23 12:05:03,879 INFO L78 Accepts]: Start accepts. Automaton has 54 states and 56 transitions. Word has length 11
[2018-03-23 12:05:03,879 INFO L84 Accepts]: Finished accepts. word is rejected.
[2018-03-23 12:05:03,879 INFO L459 AbstractCegarLoop]: Abstraction has 54 states and 56 transitions.
[2018-03-23 12:05:03,879 INFO L460 AbstractCegarLoop]: Interpolant automaton has 2 states.
[2018-03-23 12:05:03,879 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 56 transitions.
[2018-03-23 12:05:03,880 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26
[2018-03-23 12:05:03,880 INFO L345 BasicCegarLoop]: Found error trace
[2018-03-23 12:05:03,880 INFO L353 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, 1, 1]
[2018-03-23 12:05:03,880 INFO L408 AbstractCegarLoop]: === Iteration 2 === [cstrncpyErr3RequiresViolation, cstrncpyErr5RequiresViolation, cstrncpyErr4RequiresViolation, cstrncpyErr2RequiresViolation, cstrncpyErr0RequiresViolation, cstrncpyErr1RequiresViolation, mainErr0EnsuresViolationMEMORY_LEAK]===
[2018-03-23 12:05:03,880 INFO L82 PathProgramCache]: Analyzing trace with hash 566283180, now seen corresponding path program 1 times
[2018-03-23 12:05:03,880 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS
[2018-03-23 12:05:03,881 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy
[2018-03-23 12:05:03,881 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order
[2018-03-23 12:05:03,882 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2018-03-23 12:05:03,882 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order
[2018-03-23 12:05:03,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2018-03-23 12:05:03,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2018-03-23 12:05:03,933 INFO L419 BasicCegarLoop]: Counterexample might be feasible
[2018-03-23 12:05:03,937 INFO L84 mationBacktranslator]: Skipped ATE [289] [289] ULTIMATE.startENTRY-->L-1: Formula: true InVars {} OutVars{#NULL.offset=|v_#NULL.offset_2|, #NULL.base=|v_#NULL.base_2|, #valid=|v_#valid_9|} AuxVars[] AssignedVars[#valid, #NULL.offset, #NULL.base]
[2018-03-23 12:05:03,938 INFO L84 mationBacktranslator]: Skipped ATE [295] [295] L-1-->mainENTRY: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[]
[2018-03-23 12:05:03,938 INFO L84 mationBacktranslator]: Skipped ATE [301] [301] mainENTRY-->L22: Formula: true InVars {} OutVars{main_~s1~0.offset=v_main_~s1~0.offset_2, main_~s1~0.base=v_main_~s1~0.base_2} AuxVars[] AssignedVars[main_~s1~0.offset, main_~s1~0.base]
[2018-03-23 12:05:03,938 INFO L84 mationBacktranslator]: Skipped ATE [305] [305] L22-->L23: Formula: true InVars {} OutVars{main_~s2~0.offset=v_main_~s2~0.offset_2, main_~s2~0.base=v_main_~s2~0.base_2} AuxVars[] AssignedVars[main_~s2~0.base, main_~s2~0.offset]
[2018-03-23 12:05:03,938 INFO L84 mationBacktranslator]: Skipped ATE [309] [309] L23-->L23': Formula: (and (<= 0 (+ |v_main_#t~nondet6_3| 2147483648)) (<= |v_main_#t~nondet6_3| 2147483647)) InVars {main_#t~nondet6=|v_main_#t~nondet6_3|} OutVars{main_#t~nondet6=|v_main_#t~nondet6_3|} AuxVars[] AssignedVars[]
[2018-03-23 12:05:03,939 INFO L84 mationBacktranslator]: Skipped ATE [311] [311] L23'-->L23'': Formula: (= v_main_~n~0_1 |v_main_#t~nondet6_1|) InVars {main_#t~nondet6=|v_main_#t~nondet6_1|} OutVars{main_#t~nondet6=|v_main_#t~nondet6_1|, main_~n~0=v_main_~n~0_1} AuxVars[] AssignedVars[main_~n~0]
[2018-03-23 12:05:03,939 INFO L84 mationBacktranslator]: Skipped ATE [313] [313] L23''-->L24: Formula: true InVars {} OutVars{main_#t~nondet6=|v_main_#t~nondet6_2|} AuxVars[] AssignedVars[main_#t~nondet6]
[2018-03-23 12:05:03,939 INFO L84 mationBacktranslator]: Skipped ATE [317] [317] L24-->cstrncpyENTRY: Formula: (and (= |v_cstrncpy_#in~s1.baseInParam_1| v_main_~s1~0.base_3) (= |v_cstrncpy_#in~nInParam_1| v_main_~n~0_3) (= |v_cstrncpy_#in~s1.offsetInParam_1| v_main_~s1~0.offset_3) (= |v_cstrncpy_#in~s2.baseInParam_1| v_main_~s2~0.base_3) (= |v_cstrncpy_#in~s2.offsetInParam_1| v_main_~s2~0.offset_3)) InVars {main_~s2~0.offset=v_main_~s2~0.offset_3, main_~n~0=v_main_~n~0_3, main_~s1~0.offset=v_main_~s1~0.offset_3, main_~s2~0.base=v_main_~s2~0.base_3, main_~s1~0.base=v_main_~s1~0.base_3} OutVars{cstrncpy_#in~s2.offset=|v_cstrncpy_#in~s2.offsetInParam_1|, cstrncpy_#in~n=|v_cstrncpy_#in~nInParam_1|, cstrncpy_#in~s1.offset=|v_cstrncpy_#in~s1.offsetInParam_1|, cstrncpy_#in~s1.base=|v_cstrncpy_#in~s1.baseInParam_1|, cstrncpy_#in~s2.base=|v_cstrncpy_#in~s2.baseInParam_1|} AuxVars[] AssignedVars[cstrncpy_#in~s2.offset, cstrncpy_#in~n, cstrncpy_#in~s1.offset, cstrncpy_#in~s1.base, cstrncpy_#in~s2.base]
[2018-03-23 12:05:03,939 INFO L84 mationBacktranslator]: Skipped ATE [321] [321] cstrncpyENTRY-->L2: Formula: (and (= v_cstrncpy_~s1.offset_1 |v_cstrncpy_#in~s1.offset_1|) (= v_cstrncpy_~s1.base_1 |v_cstrncpy_#in~s1.base_1|)) InVars {cstrncpy_#in~s1.base=|v_cstrncpy_#in~s1.base_1|, cstrncpy_#in~s1.offset=|v_cstrncpy_#in~s1.offset_1|} OutVars{cstrncpy_~s1.base=v_cstrncpy_~s1.base_1, cstrncpy_#in~s1.offset=|v_cstrncpy_#in~s1.offset_1|, cstrncpy_#in~s1.base=|v_cstrncpy_#in~s1.base_1|, cstrncpy_~s1.offset=v_cstrncpy_~s1.offset_1} AuxVars[] AssignedVars[cstrncpy_~s1.base, cstrncpy_~s1.offset]
[2018-03-23 12:05:03,939 INFO L84 mationBacktranslator]: Skipped ATE [325] [325] L2-->L2': Formula: (and (= v_cstrncpy_~s2.offset_1 |v_cstrncpy_#in~s2.offset_1|) (= v_cstrncpy_~s2.base_1 |v_cstrncpy_#in~s2.base_1|)) InVars {cstrncpy_#in~s2.offset=|v_cstrncpy_#in~s2.offset_1|, cstrncpy_#in~s2.base=|v_cstrncpy_#in~s2.base_1|} OutVars{cstrncpy_#in~s2.offset=|v_cstrncpy_#in~s2.offset_1|, cstrncpy_~s2.base=v_cstrncpy_~s2.base_1, cstrncpy_~s2.offset=v_cstrncpy_~s2.offset_1, cstrncpy_#in~s2.base=|v_cstrncpy_#in~s2.base_1|} AuxVars[] AssignedVars[cstrncpy_~s2.offset, cstrncpy_~s2.base]
[2018-03-23 12:05:03,940 INFO L84 mationBacktranslator]: Skipped ATE [331] [331] L2'-->L4: Formula: (= v_cstrncpy_~n_1 |v_cstrncpy_#in~n_1|) InVars {cstrncpy_#in~n=|v_cstrncpy_#in~n_1|} OutVars{cstrncpy_#in~n=|v_cstrncpy_#in~n_1|, cstrncpy_~n=v_cstrncpy_~n_1} AuxVars[] AssignedVars[cstrncpy_~n]
[2018-03-23 12:05:03,940 INFO L84 mationBacktranslator]: Skipped ATE [333] [333] L4-->L5: Formula: (and (= v_cstrncpy_~dst~0.offset_1 v_cstrncpy_~s1.offset_2) (= v_cstrncpy_~dst~0.base_1 v_cstrncpy_~s1.base_2)) InVars {cstrncpy_~s1.base=v_cstrncpy_~s1.base_2, cstrncpy_~s1.offset=v_cstrncpy_~s1.offset_2} OutVars{cstrncpy_~s1.base=v_cstrncpy_~s1.base_2, cstrncpy_~dst~0.base=v_cstrncpy_~dst~0.base_1, cstrncpy_~dst~0.offset=v_cstrncpy_~dst~0.offset_1, cstrncpy_~s1.offset=v_cstrncpy_~s1.offset_2} AuxVars[] AssignedVars[cstrncpy_~dst~0.offset, cstrncpy_~dst~0.base]
[2018-03-23 12:05:03,940 INFO L84 mationBacktranslator]: Skipped ATE [335] [335] L5-->L6: Formula: (and (= v_cstrncpy_~src~0.base_1 v_cstrncpy_~s2.base_2) (= v_cstrncpy_~src~0.offset_1 v_cstrncpy_~s2.offset_2)) InVars {cstrncpy_~s2.offset=v_cstrncpy_~s2.offset_2, cstrncpy_~s2.base=v_cstrncpy_~s2.base_2} OutVars{cstrncpy_~src~0.base=v_cstrncpy_~src~0.base_1, cstrncpy_~s2.base=v_cstrncpy_~s2.base_2, cstrncpy_~src~0.offset=v_cstrncpy_~src~0.offset_1, cstrncpy_~s2.offset=v_cstrncpy_~s2.offset_2} AuxVars[] AssignedVars[cstrncpy_~src~0.offset, cstrncpy_~src~0.base]
[2018-03-23 12:05:03,940 INFO L84 mationBacktranslator]: Skipped ATE [337] [337] L6-->L7: Formula: true InVars {} OutVars{cstrncpy_~us~0.offset=v_cstrncpy_~us~0.offset_1, cstrncpy_~us~0.base=v_cstrncpy_~us~0.base_1} AuxVars[] AssignedVars[cstrncpy_~us~0.offset, cstrncpy_~us~0.base]
[2018-03-23 12:05:03,940 INFO L84 mationBacktranslator]: Skipped ATE [339] [339] L7-->L8'': Formula: true InVars {} OutVars{cstrncpy_~n2~0=v_cstrncpy_~n2~0_1} AuxVars[] AssignedVars[cstrncpy_~n2~0]
[2018-03-23 12:05:03,940 INFO L84 mationBacktranslator]: Skipped ATE [341] [341] L8''-->L8: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[]
[2018-03-23 12:05:03,941 INFO L84 mationBacktranslator]: Skipped ATE [347] [347] L8-->L9: Formula: (< 0 v_cstrncpy_~n_3) InVars {cstrncpy_~n=v_cstrncpy_~n_3} OutVars{cstrncpy_~n=v_cstrncpy_~n_3} AuxVars[] AssignedVars[]
[2018-03-23 12:05:03,941 INFO L84 mationBacktranslator]: Skipped ATE [351] [351] L9-->L9': Formula: (= |v_cstrncpy_#t~post0_1| v_cstrncpy_~n_4) InVars {cstrncpy_~n=v_cstrncpy_~n_4} OutVars{cstrncpy_#t~post0=|v_cstrncpy_#t~post0_1|, cstrncpy_~n=v_cstrncpy_~n_4} AuxVars[] AssignedVars[cstrncpy_#t~post0]
[2018-03-23 12:05:03,941 INFO L84 mationBacktranslator]: Skipped ATE [355] [355] L9'-->L9'': Formula: (= v_cstrncpy_~n_5 (+ |v_cstrncpy_#t~post0_2| (- 1))) InVars {cstrncpy_#t~post0=|v_cstrncpy_#t~post0_2|} OutVars{cstrncpy_#t~post0=|v_cstrncpy_#t~post0_2|, cstrncpy_~n=v_cstrncpy_~n_5} AuxVars[] AssignedVars[cstrncpy_~n]
[2018-03-23 12:05:03,941 INFO L84 mationBacktranslator]: Skipped ATE [357] [357] L9''-->L10: Formula: true InVars {} OutVars{cstrncpy_#t~post0=|v_cstrncpy_#t~post0_3|} AuxVars[] AssignedVars[cstrncpy_#t~post0]
[2018-03-23 12:05:03,941 INFO L84 mationBacktranslator]: Skipped ATE [359] [359] L10-->L10': Formula: (and (= |v_cstrncpy_#t~post1.base_1| v_cstrncpy_~dst~0.base_2) (= |v_cstrncpy_#t~post1.offset_1| v_cstrncpy_~dst~0.offset_2)) InVars {cstrncpy_~dst~0.base=v_cstrncpy_~dst~0.base_2, cstrncpy_~dst~0.offset=v_cstrncpy_~dst~0.offset_2} OutVars{cstrncpy_#t~post1.offset=|v_cstrncpy_#t~post1.offset_1|, cstrncpy_~dst~0.base=v_cstrncpy_~dst~0.base_2, cstrncpy_~dst~0.offset=v_cstrncpy_~dst~0.offset_2, cstrncpy_#t~post1.base=|v_cstrncpy_#t~post1.base_1|} AuxVars[] AssignedVars[cstrncpy_#t~post1.offset, cstrncpy_#t~post1.base]
[2018-03-23 12:05:03,942 INFO L84 mationBacktranslator]: Skipped ATE [361] [361] L10'-->L10'': Formula: (and (= v_cstrncpy_~dst~0.base_3 |v_cstrncpy_#t~post1.base_2|) (= v_cstrncpy_~dst~0.offset_3 (+ |v_cstrncpy_#t~post1.offset_2| 1))) InVars {cstrncpy_#t~post1.offset=|v_cstrncpy_#t~post1.offset_2|, cstrncpy_#t~post1.base=|v_cstrncpy_#t~post1.base_2|} OutVars{cstrncpy_~dst~0.base=v_cstrncpy_~dst~0.base_3, cstrncpy_#t~post1.offset=|v_cstrncpy_#t~post1.offset_2|, cstrncpy_~dst~0.offset=v_cstrncpy_~dst~0.offset_3, cstrncpy_#t~post1.base=|v_cstrncpy_#t~post1.base_2|} AuxVars[] AssignedVars[cstrncpy_~dst~0.offset, cstrncpy_~dst~0.base]
[2018-03-23 12:05:03,942 INFO L84 mationBacktranslator]: Skipped ATE [363] [363] L10''-->L10''': Formula: (and (= |v_cstrncpy_#t~post2.offset_1| v_cstrncpy_~src~0.offset_2) (= |v_cstrncpy_#t~post2.base_1| v_cstrncpy_~src~0.base_2)) InVars {cstrncpy_~src~0.offset=v_cstrncpy_~src~0.offset_2, cstrncpy_~src~0.base=v_cstrncpy_~src~0.base_2} OutVars{cstrncpy_~src~0.base=v_cstrncpy_~src~0.base_2, cstrncpy_#t~post2.offset=|v_cstrncpy_#t~post2.offset_1|, cstrncpy_~src~0.offset=v_cstrncpy_~src~0.offset_2, cstrncpy_#t~post2.base=|v_cstrncpy_#t~post2.base_1|} AuxVars[] AssignedVars[cstrncpy_#t~post2.offset, cstrncpy_#t~post2.base]
[2018-03-23 12:05:03,942 INFO L84 mationBacktranslator]: Skipped ATE [365] [365] L10'''-->L10'''': Formula: (and (= v_cstrncpy_~src~0.base_3 |v_cstrncpy_#t~post2.base_2|) (= v_cstrncpy_~src~0.offset_3 (+ |v_cstrncpy_#t~post2.offset_2| 1))) InVars {cstrncpy_#t~post2.base=|v_cstrncpy_#t~post2.base_2|, cstrncpy_#t~post2.offset=|v_cstrncpy_#t~post2.offset_2|} OutVars{cstrncpy_~src~0.base=v_cstrncpy_~src~0.base_3, cstrncpy_#t~post2.offset=|v_cstrncpy_#t~post2.offset_2|, cstrncpy_~src~0.offset=v_cstrncpy_~src~0.offset_3, cstrncpy_#t~post2.base=|v_cstrncpy_#t~post2.base_2|} AuxVars[] AssignedVars[cstrncpy_~src~0.offset, cstrncpy_~src~0.base]
[2018-03-23 12:05:03,942 INFO L84 mationBacktranslator]: Skipped ATE [369] [369] L10''''-->cstrncpyErr0RequiresViolation: Formula: (not (= (select |v_#valid_2| |v_cstrncpy_#t~post2.base_4|) 1)) InVars {cstrncpy_#t~post2.base=|v_cstrncpy_#t~post2.base_4|, #valid=|v_#valid_2|} OutVars{cstrncpy_#t~post2.base=|v_cstrncpy_#t~post2.base_4|, #valid=|v_#valid_2|} AuxVars[] AssignedVars[]
[2018-03-23 12:05:03,948 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 23.03 12:05:03 BasicIcfg
[2018-03-23 12:05:03,948 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction----------------------------
[2018-03-23 12:05:03,949 INFO L168 Benchmark]: Toolchain (without parser) took 40815.22 ms. Allocated memory was 308.8 MB in the beginning and 1.7 GB in the end (delta: 1.4 GB). Free memory was 254.2 MB in the beginning and 670.7 MB in the end (delta: -416.6 MB). Peak memory consumption was 941.3 MB. Max. memory is 5.3 GB.
[2018-03-23 12:05:03,950 INFO L168 Benchmark]: CDTParser took 0.12 ms. Allocated memory is still 308.8 MB. Free memory is still 271.7 MB. There was no memory consumed. Max. memory is 5.3 GB.
[2018-03-23 12:05:03,950 INFO L168 Benchmark]: CACSL2BoogieTranslator took 204.51 ms. Allocated memory is still 308.8 MB. Free memory was 254.2 MB in the beginning and 244.2 MB in the end (delta: 10.0 MB). Peak memory consumption was 10.0 MB. Max. memory is 5.3 GB.
[2018-03-23 12:05:03,951 INFO L168 Benchmark]: Boogie Preprocessor took 30.27 ms. Allocated memory is still 308.8 MB. Free memory was 244.2 MB in the beginning and 242.2 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 5.3 GB.
[2018-03-23 12:05:03,951 INFO L168 Benchmark]: RCFGBuilder took 320.71 ms. Allocated memory was 308.8 MB in the beginning and 448.8 MB in the end (delta: 140.0 MB). Free memory was 242.2 MB in the beginning and 416.3 MB in the end (delta: -174.1 MB). Peak memory consumption was 24.6 MB. Max. memory is 5.3 GB.
[2018-03-23 12:05:03,951 INFO L168 Benchmark]: IcfgTransformer took 39920.81 ms. Allocated memory was 448.8 MB in the beginning and 1.7 GB in the end (delta: 1.2 GB). Free memory was 416.3 MB in the beginning and 697.2 MB in the end (delta: -280.9 MB). Peak memory consumption was 937.1 MB. Max. memory is 5.3 GB.
[2018-03-23 12:05:03,952 INFO L168 Benchmark]: TraceAbstraction took 333.63 ms. Allocated memory is still 1.7 GB. Free memory was 697.2 MB in the beginning and 670.7 MB in the end (delta: 26.4 MB). Peak memory consumption was 26.4 MB. Max. memory is 5.3 GB.
[2018-03-23 12:05:03,954 INFO L344 ainManager$Toolchain]: ####################### End [Toolchain 1] #######################
--- Results ---
* Results from de.uni_freiburg.informatik.ultimate.core:
- StatisticsResult: Toolchain Benchmarks
Benchmark results are:
* CDTParser took 0.12 ms. Allocated memory is still 308.8 MB. Free memory is still 271.7 MB. There was no memory consumed. Max. memory is 5.3 GB.
* CACSL2BoogieTranslator took 204.51 ms. Allocated memory is still 308.8 MB. Free memory was 254.2 MB in the beginning and 244.2 MB in the end (delta: 10.0 MB). Peak memory consumption was 10.0 MB. Max. memory is 5.3 GB.
* Boogie Preprocessor took 30.27 ms. Allocated memory is still 308.8 MB. Free memory was 244.2 MB in the beginning and 242.2 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 5.3 GB.
* RCFGBuilder took 320.71 ms. Allocated memory was 308.8 MB in the beginning and 448.8 MB in the end (delta: 140.0 MB). Free memory was 242.2 MB in the beginning and 416.3 MB in the end (delta: -174.1 MB). Peak memory consumption was 24.6 MB. Max. memory is 5.3 GB.
* IcfgTransformer took 39920.81 ms. Allocated memory was 448.8 MB in the beginning and 1.7 GB in the end (delta: 1.2 GB). Free memory was 416.3 MB in the beginning and 697.2 MB in the end (delta: -280.9 MB). Peak memory consumption was 937.1 MB. Max. memory is 5.3 GB.
* TraceAbstraction took 333.63 ms. Allocated memory is still 1.7 GB. Free memory was 697.2 MB in the beginning and 670.7 MB in the end (delta: 26.4 MB). Peak memory consumption was 26.4 MB. Max. memory is 5.3 GB.
* Results from de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2:
- StatisticsResult: ArrayEqualityDomainStatistics
#Locations : 62
LocStat_MAX_WEQGRAPH_SIZE : 4
LocStat_MAX_SIZEOF_WEQEDGELABEL : 2
LocStat_NO_SUPPORTING_EQUALITIES : 617
LocStat_NO_SUPPORTING_DISEQUALITIES : 151
LocStat_NO_DISJUNCTIONS : -124
LocStat_MAX_NO_DISJUNCTIONS : -1
#Transitions : 81
TransStat_MAX_WEQGRAPH_SIZE : 4
TransStat_MAX_SIZEOF_WEQEDGELABEL : 1
TransStat_NO_SUPPORTING_EQUALITIES : 83
TransStat_NO_SUPPORTING_DISEQUALITIES : 5
TransStat_NO_DISJUNCTIONS : 81
TransStat_MAX_NO_DISJUNCTIONS : 2
- StatisticsResult: EqConstraintFactoryStatistics
CONJOIN_DISJUNCTIVE(MILLISECONDS) : 10.413869
RENAME_VARIABLES(MILLISECONDS) : 3.025934
UNFREEZE(MILLISECONDS) : 0.000000
CONJOIN(MILLISECONDS) : 5.217673
PROJECTAWAY(MILLISECONDS) : 0.073777
ADD_WEAK_EQUALITY(MILLISECONDS) : 0.060489
DISJOIN(MILLISECONDS) : 1.899630
RENAME_VARIABLES_DISJUNCTIVE(MILLISECONDS) : 3.062057
ADD_EQUALITY(MILLISECONDS) : 0.024161
DISJOIN_DISJUNCTIVE(MILLISECONDS) : 0.000000
ADD_DISEQUALITY(MILLISECONDS) : 0.038486
#CONJOIN_DISJUNCTIVE : 422
#RENAME_VARIABLES : 863
#UNFREEZE : 0
#CONJOIN : 530
#PROJECTAWAY : 541
#ADD_WEAK_EQUALITY : 9
#DISJOIN : 101
#RENAME_VARIABLES_DISJUNCTIVE : 857
#ADD_EQUALITY : 85
#DISJOIN_DISJUNCTIVE : 0
#ADD_DISEQUALITY : 5
* Results from de.uni_freiburg.informatik.ultimate.plugins.icfgtransformation:
- StatisticsResult: HeapSeparatorStatistics
#COUNT_NEW_ARRAY_VARS_[#memory_int] : 1
COUNT_ARRAY_WRITES_for_[#memory_int]_at_dim_0 : 2
COUNT_BLOCKS_for_[#memory_int]_at_dim_0 : 1
COUNT_ARRAY_WRITES_for_[#memory_int]_at_dim_1 : 2
COUNT_BLOCKS_for_[#memory_int]_at_dim_1 : 1
COUNT_ARRAY_READS for [#memory_int] : 3
* 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:
- StatisticsResult: Ultimate Automizer benchmark data
CFG has 4 procedures, 65 locations, 7 error locations. UNSAFE Result, 0.2s OverallTime, 2 OverallIterations, 1 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 69 SDtfs, 0 SDslu, 0 SDs, 0 SdLazy, 0 SolverSat, 0 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 1 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=65occurred 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: 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 36 NumberOfCodeBlocks, 36 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 10 ConstructedInterpolants, 0 QuantifiedInterpolants, 100 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 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/cstrncpy_unsafe_false-valid-deref.i_svcomp-DerefFreeMemtrack-32bit-Automizer_Camel+AI_EQ_SS.epf_AutomizerCTransformed.xml/Csv-Benchmark-0-2018-03-23_12-05-03-965.csv
Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/cstrncpy_unsafe_false-valid-deref.i_svcomp-DerefFreeMemtrack-32bit-Automizer_Camel+AI_EQ_SS.epf_AutomizerCTransformed.xml/Csv-VPDomainBenchmark-0-2018-03-23_12-05-03-965.csv
Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/cstrncpy_unsafe_false-valid-deref.i_svcomp-DerefFreeMemtrack-32bit-Automizer_Camel+AI_EQ_SS.epf_AutomizerCTransformed.xml/Csv-BenchmarkWithCounters-0-2018-03-23_12-05-03-965.csv
Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/cstrncpy_unsafe_false-valid-deref.i_svcomp-DerefFreeMemtrack-32bit-Automizer_Camel+AI_EQ_SS.epf_AutomizerCTransformed.xml/Csv-HeapSeparatorBenchmark-0-2018-03-23_12-05-03-965.csv
Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/cstrncpy_unsafe_false-valid-deref.i_svcomp-DerefFreeMemtrack-32bit-Automizer_Camel+AI_EQ_SS.epf_AutomizerCTransformed.xml/Csv-TraceAbstractionBenchmarks-0-2018-03-23_12-05-03-965.csv
Received shutdown request...