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/memsafety/test-0158_true-valid-memsafety_true-termination.i -------------------------------------------------------------------------------- This is Ultimate 0.1.23-acfac67 [2018-01-28 23:59:45,905 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-01-28 23:59:45,906 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-01-28 23:59:45,918 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-01-28 23:59:45,919 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-01-28 23:59:45,919 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-01-28 23:59:45,920 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-01-28 23:59:45,921 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-01-28 23:59:45,923 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-01-28 23:59:45,923 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-01-28 23:59:45,924 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-01-28 23:59:45,924 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-01-28 23:59:45,925 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-01-28 23:59:45,927 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-01-28 23:59:45,927 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-01-28 23:59:45,930 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-01-28 23:59:45,932 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-01-28 23:59:45,934 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-01-28 23:59:45,935 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-01-28 23:59:45,936 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-01-28 23:59:45,938 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-01-28 23:59:45,939 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-01-28 23:59:45,939 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-01-28 23:59:45,940 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-01-28 23:59:45,941 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-01-28 23:59:45,942 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-01-28 23:59:45,942 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-01-28 23:59:45,943 INFO L177 SettingsManager]: PEA to Boogie provides no preferences, ignoring... [2018-01-28 23:59:45,943 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-01-28 23:59:45,943 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-01-28 23:59:45,944 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-01-28 23:59:45,944 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 [2018-01-28 23:59:45,953 INFO L110 SettingsManager]: Loading preferences was successful [2018-01-28 23:59:45,954 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-01-28 23:59:45,955 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-01-28 23:59:45,955 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-01-28 23:59:45,955 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-01-28 23:59:45,955 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=VPDomain [2018-01-28 23:59:45,955 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-01-28 23:59:45,956 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-01-28 23:59:45,956 INFO L133 SettingsManager]: * sizeof long=4 [2018-01-28 23:59:45,956 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-01-28 23:59:45,957 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-01-28 23:59:45,957 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-01-28 23:59:45,957 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-01-28 23:59:45,957 INFO L133 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2018-01-28 23:59:45,957 INFO L133 SettingsManager]: * Bitprecise bitfields=true [2018-01-28 23:59:45,958 INFO L133 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2018-01-28 23:59:45,958 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-01-28 23:59:45,958 INFO L133 SettingsManager]: * sizeof long double=12 [2018-01-28 23:59:45,958 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-01-28 23:59:45,958 INFO L133 SettingsManager]: * Size of a code block=SingleStatement [2018-01-28 23:59:45,959 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-01-28 23:59:45,959 INFO L133 SettingsManager]: * Add additional assume for each assert=false [2018-01-28 23:59:45,959 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-01-28 23:59:45,959 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-01-28 23:59:45,959 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-01-28 23:59:45,960 INFO L133 SettingsManager]: * Interpolant automaton=TWOTRACK [2018-01-28 23:59:45,960 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-01-28 23:59:45,960 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-01-28 23:59:45,960 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-01-28 23:59:45,960 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-01-28 23:59:45,961 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-01-28 23:59:45,961 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-01-28 23:59:45,961 INFO L131 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2018-01-28 23:59:45,962 INFO L133 SettingsManager]: * TransformationType=HEAP_SEPARATOR [2018-01-28 23:59:45,996 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-01-28 23:59:46,008 INFO L266 ainManager$Toolchain]: [Toolchain 1]: Parser(s) successfully initialized [2018-01-28 23:59:46,012 INFO L222 ainManager$Toolchain]: [Toolchain 1]: Toolchain data selected. [2018-01-28 23:59:46,013 INFO L271 PluginConnector]: Initializing CDTParser... [2018-01-28 23:59:46,014 INFO L276 PluginConnector]: CDTParser initialized [2018-01-28 23:59:46,014 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/memsafety/test-0158_true-valid-memsafety_true-termination.i [2018-01-28 23:59:46,186 INFO L304 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-01-28 23:59:46,190 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2018-01-28 23:59:46,191 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-01-28 23:59:46,191 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-01-28 23:59:46,196 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-01-28 23:59:46,196 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.01 11:59:46" (1/1) ... [2018-01-28 23:59:46,199 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@424d2b88 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.01 11:59:46, skipping insertion in model container [2018-01-28 23:59:46,199 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.01 11:59:46" (1/1) ... [2018-01-28 23:59:46,215 INFO L153 Dispatcher]: Using SV-COMP mode [2018-01-28 23:59:46,254 INFO L153 Dispatcher]: Using SV-COMP mode [2018-01-28 23:59:46,360 INFO L450 PostProcessor]: Settings: Checked method=main [2018-01-28 23:59:46,373 INFO L450 PostProcessor]: Settings: Checked method=main [2018-01-28 23:59:46,380 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.01 11:59:46 WrapperNode [2018-01-28 23:59:46,380 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-01-28 23:59:46,381 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-01-28 23:59:46,381 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-01-28 23:59:46,381 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-01-28 23:59:46,392 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.01 11:59:46" (1/1) ... [2018-01-28 23:59:46,393 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.01 11:59:46" (1/1) ... [2018-01-28 23:59:46,402 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.01 11:59:46" (1/1) ... [2018-01-28 23:59:46,402 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.01 11:59:46" (1/1) ... [2018-01-28 23:59:46,405 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.01 11:59:46" (1/1) ... [2018-01-28 23:59:46,406 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.01 11:59:46" (1/1) ... [2018-01-28 23:59:46,407 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.01 11:59:46" (1/1) ... [2018-01-28 23:59:46,409 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-01-28 23:59:46,409 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-01-28 23:59:46,409 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-01-28 23:59:46,409 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-01-28 23:59:46,410 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.01 11:59:46" (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 [2018-01-28 23:59:46,451 INFO L136 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-01-28 23:59:46,452 INFO L136 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-01-28 23:59:46,452 INFO L136 BoogieDeclarations]: Found implementation of procedure main [2018-01-28 23:59:46,452 INFO L128 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2018-01-28 23:59:46,452 INFO L128 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2018-01-28 23:59:46,452 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.free [2018-01-28 23:59:46,452 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-01-28 23:59:46,452 INFO L128 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-01-28 23:59:46,453 INFO L128 BoogieDeclarations]: Found specification of procedure malloc [2018-01-28 23:59:46,453 INFO L128 BoogieDeclarations]: Found specification of procedure free [2018-01-28 23:59:46,453 INFO L128 BoogieDeclarations]: Found specification of procedure main [2018-01-28 23:59:46,453 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-01-28 23:59:46,453 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-01-28 23:59:46,590 INFO L257 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-01-28 23:59:46,591 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.01 11:59:46 BoogieIcfgContainer [2018-01-28 23:59:46,591 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-01-28 23:59:46,591 INFO L113 PluginConnector]: ------------------------IcfgTransformer---------------------------- [2018-01-28 23:59:46,592 INFO L271 PluginConnector]: Initializing IcfgTransformer... [2018-01-28 23:59:46,593 INFO L276 PluginConnector]: IcfgTransformer initialized [2018-01-28 23:59:46,595 INFO L185 PluginConnector]: Executing the observer IcfgTransformationObserver from plugin IcfgTransformer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.01 11:59:46" (1/1) ... [2018-01-28 23:59:46,601 INFO L103 apSepIcfgTransformer]: HeapSepIcfgTransformer: Starting heap partitioning [2018-01-28 23:59:46,601 INFO L104 apSepIcfgTransformer]: To be partitioned heap arrays found [#memory_$Pointer$.base, #memory_$Pointer$.offset] [2018-01-28 23:59:46,602 INFO L150 apSepIcfgTransformer]: starting freeze-var-style preprocessing [2018-01-28 23:59:46,642 INFO L218 apSepIcfgTransformer]: finished preprocessing for the equality analysis [2018-01-28 23:59:46,702 INFO L101 FixpointEngine]: Starting fixpoint engine with domain VPDomain (maxUnwinding=3, maxParallelStates=2) [2018-01-28 23:59:55,812 INFO L311 AbstractInterpreter]: Visited 30 different actions 30 times. Never merged. Never widened. Never found a fixpoint. Largest state had 25 variables. [2018-01-28 23:59:55,813 INFO L226 apSepIcfgTransformer]: finished equality analysis [2018-01-28 23:59:55,823 INFO L244 HeapSepPreAnalysis]: Number of read from array group [#memory_$Pointer$.offset] : 3 [2018-01-28 23:59:55,823 INFO L244 HeapSepPreAnalysis]: Number of read from array group [#memory_$Pointer$.base] : 3 [2018-01-28 23:59:55,823 INFO L238 apSepIcfgTransformer]: Finished pre analysis before partitioning [2018-01-28 23:59:55,824 INFO L239 apSepIcfgTransformer]: array groups: Set: [#memory_$Pointer$.offset] [#memory_$Pointer$.base] [2018-01-28 23:59:55,824 INFO L241 apSepIcfgTransformer]: select infos: Set: ((select |v_#memory_$Pointer$.base_4| |v_main_~#data~3.base_2|), at (SUMMARY for call write~$Pointer$(#t~malloc0.base, #t~malloc0.offset, ~#data~3.base, ~#data~3.offset + 0, 4); srcloc: L629)) ((select (select |v_#memory_$Pointer$.base_7| |v_main_~#data~3.base_8|) |v_main_~#data~3.offset_6|), at (SUMMARY for call #t~mem3.base, #t~mem3.offset := read~$Pointer$(~#data~3.base, ~#data~3.offset + 0, 4); srcloc: L630)) ((select (select |v_#memory_$Pointer$.offset_7| |v_main_~#data~3.base_8|) |v_main_~#data~3.offset_6|), at (SUMMARY for call #t~mem3.base, #t~mem3.offset := read~$Pointer$(~#data~3.base, ~#data~3.offset + 0, 4); srcloc: L630)) ((select |v_#memory_$Pointer$.offset_6| |v_main_~#data~3.base_5|), at (SUMMARY for call write~$Pointer$(~#data~3.base, ~#data~3.offset, ~#data~3.base, ~#data~3.offset + 0 + 6, 4); srcloc: L629')) ((select |v_#memory_$Pointer$.offset_4| |v_main_~#data~3.base_2|), at (SUMMARY for call write~$Pointer$(#t~malloc0.base, #t~malloc0.offset, ~#data~3.base, ~#data~3.offset + 0, 4); srcloc: L629)) ((select |v_#memory_$Pointer$.base_6| |v_main_~#data~3.base_5|), at (SUMMARY for call write~$Pointer$(~#data~3.base, ~#data~3.offset, ~#data~3.base, ~#data~3.offset + 0 + 6, 4); srcloc: L629')) [2018-01-28 23:59:55,826 INFO L544 PartitionManager]: partitioning result: [2018-01-28 23:59:55,827 INFO L549 PartitionManager]: location blocks for array group [#memory_$Pointer$.base] [2018-01-28 23:59:55,827 INFO L558 PartitionManager]: at dimension 0 [2018-01-28 23:59:55,827 INFO L559 PartitionManager]: # array writes (possibly including 1 dummy write/NoStoreIndexInfo) : 1 [2018-01-28 23:59:55,827 INFO L560 PartitionManager]: # location blocks :1 [2018-01-28 23:59:55,827 INFO L558 PartitionManager]: at dimension 1 [2018-01-28 23:59:55,827 INFO L559 PartitionManager]: # array writes (possibly including 1 dummy write/NoStoreIndexInfo) : 1 [2018-01-28 23:59:55,827 INFO L560 PartitionManager]: # location blocks :1 [2018-01-28 23:59:55,828 INFO L549 PartitionManager]: location blocks for array group [#memory_$Pointer$.offset] [2018-01-28 23:59:55,828 INFO L558 PartitionManager]: at dimension 0 [2018-01-28 23:59:55,828 INFO L559 PartitionManager]: # array writes (possibly including 1 dummy write/NoStoreIndexInfo) : 1 [2018-01-28 23:59:55,828 INFO L560 PartitionManager]: # location blocks :1 [2018-01-28 23:59:55,828 INFO L558 PartitionManager]: at dimension 1 [2018-01-28 23:59:55,828 INFO L559 PartitionManager]: # array writes (possibly including 1 dummy write/NoStoreIndexInfo) : 1 [2018-01-28 23:59:55,828 INFO L560 PartitionManager]: # location blocks :1 [2018-01-28 23:59:55,829 INFO L86 ransitionTransformer]: executing heap partitioning transformation [2018-01-28 23:59:55,841 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.icfgtransformation CFG 28.01 11:59:55 BasicIcfg [2018-01-28 23:59:55,841 INFO L132 PluginConnector]: ------------------------ END IcfgTransformer---------------------------- [2018-01-28 23:59:55,842 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-01-28 23:59:55,842 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-01-28 23:59:55,844 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-01-28 23:59:55,844 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.01 11:59:46" (1/4) ... [2018-01-28 23:59:55,845 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@76b1ee24 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.01 11:59:55, skipping insertion in model container [2018-01-28 23:59:55,845 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.01 11:59:46" (2/4) ... [2018-01-28 23:59:55,845 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@76b1ee24 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.01 11:59:55, skipping insertion in model container [2018-01-28 23:59:55,845 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.01 11:59:46" (3/4) ... [2018-01-28 23:59:55,846 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@76b1ee24 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.01 11:59:55, skipping insertion in model container [2018-01-28 23:59:55,846 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.icfgtransformation CFG 28.01 11:59:55" (4/4) ... [2018-01-28 23:59:55,847 INFO L107 eAbstractionObserver]: Analyzing ICFG HeapSeparatedIcfg [2018-01-28 23:59:55,853 INFO L128 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-01-28 23:59:55,859 INFO L140 ceAbstractionStarter]: Appying trace abstraction to program that has 9 error locations. [2018-01-28 23:59:55,951 INFO L322 AbstractCegarLoop]: Interprodecural is true [2018-01-28 23:59:55,951 INFO L323 AbstractCegarLoop]: Hoare is true [2018-01-28 23:59:55,951 INFO L324 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-01-28 23:59:55,951 INFO L325 AbstractCegarLoop]: Backedges is TWOTRACK [2018-01-28 23:59:55,951 INFO L326 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-01-28 23:59:55,952 INFO L327 AbstractCegarLoop]: Difference is false [2018-01-28 23:59:55,952 INFO L328 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-01-28 23:59:55,952 INFO L333 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-01-28 23:59:55,953 INFO L87 2NestedWordAutomaton]: Mode: main mode - execution starts in main procedure [2018-01-28 23:59:55,963 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states. [2018-01-28 23:59:55,969 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-01-28 23:59:55,969 INFO L322 BasicCegarLoop]: Found error trace [2018-01-28 23:59:55,970 INFO L330 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1] [2018-01-28 23:59:55,970 INFO L371 AbstractCegarLoop]: === Iteration 1 === [mainErr5RequiresViolation, mainErr3RequiresViolation, mainErr1RequiresViolation, mainErr7RequiresViolation, mainErr2RequiresViolation, mainErr4RequiresViolation, mainErr6RequiresViolation, mainErr0RequiresViolation, mainErr8EnsuresViolation]=== [2018-01-28 23:59:55,973 INFO L82 PathProgramCache]: Analyzing trace with hash 144290854, now seen corresponding path program 1 times [2018-01-28 23:59:55,974 INFO L209 onRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-01-28 23:59:55,975 INFO L67 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-01-28 23:59:56,012 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-28 23:59:56,012 INFO L101 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-01-28 23:59:56,013 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-28 23:59:56,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-01-28 23:59:56,056 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-01-28 23:59:56,182 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-01-28 23:59:56,184 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-01-28 23:59:56,184 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-01-28 23:59:56,185 INFO L409 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-01-28 23:59:56,196 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-01-28 23:59:56,197 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-01-28 23:59:56,199 INFO L87 Difference]: Start difference. First operand 29 states. Second operand 4 states. [2018-01-28 23:59:56,256 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-01-28 23:59:56,256 INFO L93 Difference]: Finished difference Result 29 states and 30 transitions. [2018-01-28 23:59:56,257 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-01-28 23:59:56,258 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 5 [2018-01-28 23:59:56,258 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-01-28 23:59:56,265 INFO L225 Difference]: With dead ends: 29 [2018-01-28 23:59:56,265 INFO L226 Difference]: Without dead ends: 20 [2018-01-28 23:59:56,267 INFO L533 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-01-28 23:59:56,279 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 20 states. [2018-01-28 23:59:56,289 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 20 to 20. [2018-01-28 23:59:56,289 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 20 states. [2018-01-28 23:59:56,290 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 20 states and 20 transitions. [2018-01-28 23:59:56,291 INFO L78 Accepts]: Start accepts. Automaton has 20 states and 20 transitions. Word has length 5 [2018-01-28 23:59:56,291 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-01-28 23:59:56,291 INFO L432 AbstractCegarLoop]: Abstraction has 20 states and 20 transitions. [2018-01-28 23:59:56,291 INFO L433 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-01-28 23:59:56,292 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 20 transitions. [2018-01-28 23:59:56,292 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-01-28 23:59:56,292 INFO L322 BasicCegarLoop]: Found error trace [2018-01-28 23:59:56,292 INFO L330 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1] [2018-01-28 23:59:56,292 INFO L371 AbstractCegarLoop]: === Iteration 2 === [mainErr5RequiresViolation, mainErr3RequiresViolation, mainErr1RequiresViolation, mainErr7RequiresViolation, mainErr2RequiresViolation, mainErr4RequiresViolation, mainErr6RequiresViolation, mainErr0RequiresViolation, mainErr8EnsuresViolation]=== [2018-01-28 23:59:56,293 INFO L82 PathProgramCache]: Analyzing trace with hash -693404775, now seen corresponding path program 1 times [2018-01-28 23:59:56,293 INFO L209 onRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-01-28 23:59:56,293 INFO L67 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-01-28 23:59:56,294 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-28 23:59:56,294 INFO L101 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-01-28 23:59:56,294 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-28 23:59:56,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-01-28 23:59:56,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-01-28 23:59:56,331 INFO L389 BasicCegarLoop]: Counterexample might be feasible [2018-01-28 23:59:56,334 INFO L84 mationBacktranslator]: Skipped ATE [121] [121] ULTIMATE.startENTRY-->L1: Formula: true InVars {} OutVars{#NULL.offset=|v_#NULL.offset_2|, #NULL.base=|v_#NULL.base_2|, #valid=|v_#valid_3|} AuxVars[] AssignedVars[#valid, #NULL.offset, #NULL.base] [2018-01-28 23:59:56,334 INFO L84 mationBacktranslator]: Skipped ATE [127] [127] L1-->mainENTRY: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] [2018-01-28 23:59:56,334 INFO L84 mationBacktranslator]: Skipped ATE [133] [133] mainENTRY-->L621: Formula: (and (= |v_#valid_7| (store |v_#valid_8| |v_main_~#data~3.base_1| 1)) (= 0 (select |v_#valid_8| |v_main_~#data~3.base_1|)) (= |v_#length_3| (store |v_#length_4| |v_main_~#data~3.base_1| 10)) (= |v_main_~#data~3.offset_1| 0) (not (= 0 |v_main_~#data~3.base_1|))) InVars {#length=|v_#length_4|, #valid=|v_#valid_8|} OutVars{#length=|v_#length_3|, main_~#data~3.offset=|v_main_~#data~3.offset_1|, main_~#data~3.base=|v_main_~#data~3.base_1|, #valid=|v_#valid_7|} AuxVars[] AssignedVars[main_~#data~3.base, #valid, #length, main_~#data~3.offset] [2018-01-28 23:59:56,335 INFO L84 mationBacktranslator]: Skipped ATE [137] [137] L621-->L629: Formula: (and (not (= 0 |v_main_#t~malloc0.base_1|)) (= |v_main_#t~malloc0.offset_1| 0) (= |v_#length_5| (store |v_#length_6| |v_main_#t~malloc0.base_1| 37)) (= (select |v_#valid_10| |v_main_#t~malloc0.base_1|) 0) (= |v_#valid_9| (store |v_#valid_10| |v_main_#t~malloc0.base_1| 1))) InVars {#length=|v_#length_6|, #valid=|v_#valid_10|} OutVars{#length=|v_#length_5|, main_#t~malloc0.base=|v_main_#t~malloc0.base_1|, main_#t~malloc0.offset=|v_main_#t~malloc0.offset_1|, #valid=|v_#valid_9|} AuxVars[] AssignedVars[main_#t~malloc0.base, #valid, #length, main_#t~malloc0.offset] [2018-01-28 23:59:56,335 INFO L84 mationBacktranslator]: Skipped ATE [141] [141] L629-->L629': Formula: (and (<= 0 |v_main_~#data~3.offset_2|) (= 1 (select |v_#valid_11| |v_main_~#data~3.base_2|)) (= |v_#memory_$Pointer$.offset_part_locs_0_locs_0_1| |v_#memory_$Pointer$.offset_part_locs_0_locs_0_2|) (<= (+ |v_main_~#data~3.offset_2| 4) (select |v_#length_7| |v_main_~#data~3.base_2|)) (= |v_#memory_$Pointer$.base_part_locs_0_locs_0_1| |v_#memory_$Pointer$.base_part_locs_0_locs_0_2|)) InVars {#memory_$Pointer$.base_part_locs_0_locs_0=|v_#memory_$Pointer$.base_part_locs_0_locs_0_2|, #memory_$Pointer$.offset_part_locs_0_locs_0=|v_#memory_$Pointer$.offset_part_locs_0_locs_0_2|, main_~#data~3.base=|v_main_~#data~3.base_2|, #valid=|v_#valid_11|, #length=|v_#length_7|, main_~#data~3.offset=|v_main_~#data~3.offset_2|} OutVars{#memory_$Pointer$.base_part_locs_0_locs_0=|v_#memory_$Pointer$.base_part_locs_0_locs_0_1|, #memory_$Pointer$.offset_part_locs_0_locs_0=|v_#memory_$Pointer$.offset_part_locs_0_locs_0_1|, #memory_$Pointer$.base=|v_#memory_$Pointer$.base_3|, main_~#data~3.base=|v_main_~#data~3.base_2|, #valid=|v_#valid_11|, #length=|v_#length_7|, main_~#data~3.offset=|v_main_~#data~3.offset_2|, #memory_$Pointer$.offset=|v_#memory_$Pointer$.offset_3|} AuxVars[] AssignedVars[#memory_$Pointer$.base_part_locs_0_locs_0, #memory_$Pointer$.offset_part_locs_0_locs_0, #memory_$Pointer$.base, #memory_$Pointer$.offset] [2018-01-28 23:59:56,335 INFO L84 mationBacktranslator]: Skipped ATE [147] [147] L629'-->L630: Formula: (and (= |v_#memory_$Pointer$.base_part_locs_0_locs_0_3| |v_#memory_$Pointer$.base_part_locs_0_locs_0_4|) (<= (+ |v_main_~#data~3.offset_4| 10) (select |v_#length_9| |v_main_~#data~3.base_5|)) (<= 0 (+ |v_main_~#data~3.offset_4| 6)) (= |v_#memory_$Pointer$.offset_part_locs_0_locs_0_3| |v_#memory_$Pointer$.offset_part_locs_0_locs_0_4|) (= 1 (select |v_#valid_13| |v_main_~#data~3.base_5|))) InVars {#memory_$Pointer$.base_part_locs_0_locs_0=|v_#memory_$Pointer$.base_part_locs_0_locs_0_3|, #memory_$Pointer$.offset_part_locs_0_locs_0=|v_#memory_$Pointer$.offset_part_locs_0_locs_0_4|, main_~#data~3.base=|v_main_~#data~3.base_5|, #valid=|v_#valid_13|, #length=|v_#length_9|, main_~#data~3.offset=|v_main_~#data~3.offset_4|} OutVars{#memory_$Pointer$.base_part_locs_0_locs_0=|v_#memory_$Pointer$.base_part_locs_0_locs_0_4|, #memory_$Pointer$.offset_part_locs_0_locs_0=|v_#memory_$Pointer$.offset_part_locs_0_locs_0_3|, #memory_$Pointer$.base=|v_#memory_$Pointer$.base_5|, main_~#data~3.base=|v_main_~#data~3.base_5|, #valid=|v_#valid_13|, #length=|v_#length_9|, main_~#data~3.offset=|v_main_~#data~3.offset_4|, #memory_$Pointer$.offset=|v_#memory_$Pointer$.offset_5|} AuxVars[] AssignedVars[#memory_$Pointer$.base_part_locs_0_locs_0, #memory_$Pointer$.offset_part_locs_0_locs_0, #memory_$Pointer$.base, #memory_$Pointer$.offset] [2018-01-28 23:59:56,335 INFO L84 mationBacktranslator]: Skipped ATE [153] [153] L630-->L631: Formula: (and (= (select |v_#valid_15| |v_main_~#data~3.base_8|) 1) (<= 0 |v_main_~#data~3.offset_6|) (= |v_main_#t~mem3.offset_1| (select (select |v_#memory_$Pointer$.offset_part_locs_0_locs_0_5| |v_main_~#data~3.base_8|) |v_main_~#data~3.offset_6|)) (= |v_main_#t~mem3.base_1| (select (select |v_#memory_$Pointer$.base_part_locs_0_locs_0_5| |v_main_~#data~3.base_8|) |v_main_~#data~3.offset_6|)) (<= (+ |v_main_~#data~3.offset_6| 4) (select |v_#length_11| |v_main_~#data~3.base_8|))) InVars {#memory_$Pointer$.base_part_locs_0_locs_0=|v_#memory_$Pointer$.base_part_locs_0_locs_0_5|, #memory_$Pointer$.offset_part_locs_0_locs_0=|v_#memory_$Pointer$.offset_part_locs_0_locs_0_5|, main_~#data~3.base=|v_main_~#data~3.base_8|, #valid=|v_#valid_15|, #length=|v_#length_11|, main_~#data~3.offset=|v_main_~#data~3.offset_6|} OutVars{main_#t~mem3.offset=|v_main_#t~mem3.offset_1|, #memory_$Pointer$.base_part_locs_0_locs_0=|v_#memory_$Pointer$.base_part_locs_0_locs_0_5|, main_#t~mem3.base=|v_main_#t~mem3.base_1|, #memory_$Pointer$.offset_part_locs_0_locs_0=|v_#memory_$Pointer$.offset_part_locs_0_locs_0_5|, main_~#data~3.base=|v_main_~#data~3.base_8|, #valid=|v_#valid_15|, #length=|v_#length_11|, main_~#data~3.offset=|v_main_~#data~3.offset_6|} AuxVars[] AssignedVars[main_#t~mem3.offset, main_#t~mem3.base] [2018-01-28 23:59:56,335 INFO L84 mationBacktranslator]: Skipped ATE [161] [161] L631-->mainErr6RequiresViolation: Formula: (not (= |v_main_#t~mem3.offset_3| 0)) InVars {main_#t~mem3.offset=|v_main_#t~mem3.offset_3|} OutVars{main_#t~mem3.offset=|v_main_#t~mem3.offset_3|} AuxVars[] AssignedVars[] [2018-01-28 23:59:56,339 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.01 11:59:56 BasicIcfg [2018-01-28 23:59:56,339 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-01-28 23:59:56,340 INFO L168 Benchmark]: Toolchain (without parser) took 10153.66 ms. Allocated memory was 306.7 MB in the beginning and 1.2 GB in the end (delta: 889.7 MB). Free memory was 266.7 MB in the beginning and 1.1 GB in the end (delta: -872.6 MB). Peak memory consumption was 17.1 MB. Max. memory is 5.3 GB. [2018-01-28 23:59:56,341 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 306.7 MB. Free memory is still 272.7 MB. There was no memory consumed. Max. memory is 5.3 GB. [2018-01-28 23:59:56,341 INFO L168 Benchmark]: CACSL2BoogieTranslator took 189.21 ms. Allocated memory is still 306.7 MB. Free memory was 265.7 MB in the beginning and 255.6 MB in the end (delta: 10.1 MB). Peak memory consumption was 10.1 MB. Max. memory is 5.3 GB. [2018-01-28 23:59:56,342 INFO L168 Benchmark]: Boogie Preprocessor took 28.12 ms. Allocated memory is still 306.7 MB. Free memory was 255.6 MB in the beginning and 254.6 MB in the end (delta: 996.3 kB). Peak memory consumption was 996.3 kB. Max. memory is 5.3 GB. [2018-01-28 23:59:56,342 INFO L168 Benchmark]: RCFGBuilder took 182.19 ms. Allocated memory is still 306.7 MB. Free memory was 254.6 MB in the beginning and 240.9 MB in the end (delta: 13.7 MB). Peak memory consumption was 13.7 MB. Max. memory is 5.3 GB. [2018-01-28 23:59:56,342 INFO L168 Benchmark]: IcfgTransformer took 9249.47 ms. Allocated memory was 306.7 MB in the beginning and 1.0 GB in the end (delta: 709.4 MB). Free memory was 240.9 MB in the beginning and 679.0 MB in the end (delta: -438.2 MB). Peak memory consumption was 271.2 MB. Max. memory is 5.3 GB. [2018-01-28 23:59:56,343 INFO L168 Benchmark]: TraceAbstraction took 497.88 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 180.4 MB). Free memory was 679.0 MB in the beginning and 1.1 GB in the end (delta: -460.3 MB). There was no memory consumed. Max. memory is 5.3 GB. [2018-01-28 23:59:56,345 INFO L344 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 ms. Allocated memory is still 306.7 MB. Free memory is still 272.7 MB. There was no memory consumed. Max. memory is 5.3 GB. * CACSL2BoogieTranslator took 189.21 ms. Allocated memory is still 306.7 MB. Free memory was 265.7 MB in the beginning and 255.6 MB in the end (delta: 10.1 MB). Peak memory consumption was 10.1 MB. Max. memory is 5.3 GB. * Boogie Preprocessor took 28.12 ms. Allocated memory is still 306.7 MB. Free memory was 255.6 MB in the beginning and 254.6 MB in the end (delta: 996.3 kB). Peak memory consumption was 996.3 kB. Max. memory is 5.3 GB. * RCFGBuilder took 182.19 ms. Allocated memory is still 306.7 MB. Free memory was 254.6 MB in the beginning and 240.9 MB in the end (delta: 13.7 MB). Peak memory consumption was 13.7 MB. Max. memory is 5.3 GB. * IcfgTransformer took 9249.47 ms. Allocated memory was 306.7 MB in the beginning and 1.0 GB in the end (delta: 709.4 MB). Free memory was 240.9 MB in the beginning and 679.0 MB in the end (delta: -438.2 MB). Peak memory consumption was 271.2 MB. Max. memory is 5.3 GB. * TraceAbstraction took 497.88 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 180.4 MB). Free memory was 679.0 MB in the beginning and 1.1 GB in the end (delta: -460.3 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 : 25 LocStat_MAX_WEQGRAPH_SIZE : 6 LocStat_MAX_SIZEOF_WEQEDGELABEL : 5 LocStat_NO_SUPPORTING_EQUALITIES : 281 LocStat_NO_SUPPORTING_DISEQUALITIES : 192 LocStat_NO_DISJUNCTIONS : -50 LocStat_MAX_NO_DISJUNCTIONS : -1 #Transitions : 36 TransStat_MAX_WEQGRAPH_SIZE : 4 TransStat_MAX_SIZEOF_WEQEDGELABEL : 1 TransStat_NO_SUPPORTING_EQUALITIES : 73 TransStat_NO_SUPPORTING_DISEQUALITIES : 17 TransStat_NO_DISJUNCTIONS : 42 TransStat_MAX_NO_DISJUNCTIONS : 4 - StatisticsResult: EqConstraintFactoryStatistics CONJOIN_DISJUNCTIVE(MILLISECONDS) : 3.104907 RENAME_VARIABLES(MILLISECONDS) : 0.035176 UNFREEZE(MILLISECONDS) : 0.000000 CONJOIN(MILLISECONDS) : 2.764653 PROJECTAWAY(MILLISECONDS) : 0.007087 ADD_WEAK_EQUALITY(MILLISECONDS) : 0.207187 DISJOIN(MILLISECONDS) : 13.041754 RENAME_VARIABLES_DISJUNCTIVE(MILLISECONDS) : 0.057765 ADD_EQUALITY(MILLISECONDS) : 0.028710 DISJOIN_DISJUNCTIVE(MILLISECONDS) : 0.000000 ADD_DISEQUALITY(MILLISECONDS) : 0.023441 #CONJOIN_DISJUNCTIVE : 53 #RENAME_VARIABLES : 88 #UNFREEZE : 0 #CONJOIN : 125 #PROJECTAWAY : 87 #ADD_WEAK_EQUALITY : 15 #DISJOIN : 9 #RENAME_VARIABLES_DISJUNCTIVE : 82 #ADD_EQUALITY : 69 #DISJOIN_DISJUNCTIVE : 0 #ADD_DISEQUALITY : 10 * Results from de.uni_freiburg.informatik.ultimate.plugins.icfgtransformation: - StatisticsResult: HeapSeparatorStatistics COUNT_ARRAY_WRITES_for_[#memory_$Pointer$.offset]_at_dim_0 : 1 COUNT_BLOCKS_for_[#memory_$Pointer$.offset]_at_dim_0 : 1 COUNT_ARRAY_WRITES_for_[#memory_$Pointer$.offset]_at_dim_1 : 1 COUNT_BLOCKS_for_[#memory_$Pointer$.offset]_at_dim_1 : 1 COUNT_ARRAY_WRITES_for_[#memory_$Pointer$.base]_at_dim_0 : 1 COUNT_BLOCKS_for_[#memory_$Pointer$.base]_at_dim_0 : 1 COUNT_ARRAY_WRITES_for_[#memory_$Pointer$.base]_at_dim_1 : 1 COUNT_BLOCKS_for_[#memory_$Pointer$.base]_at_dim_1 : 1 COUNT_ARRAY_READS for [#memory_$Pointer$.offset] : 3 COUNT_ARRAY_READS for [#memory_$Pointer$.base] : 3 * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - CounterExampleResult [Line: 1]: free of unallocated memory possible free of unallocated memory possible We found a FailurePath: - StatisticsResult: Ultimate Automizer benchmark data CFG has 3 procedures, 29 locations, 9 error locations. UNSAFE Result, 0.3s OverallTime, 2 OverallIterations, 1 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 17 SDtfs, 8 SDslu, 20 SDs, 0 SdLazy, 17 SolverSat, 8 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 3 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=29occurred 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, 0.1s InterpolantComputationTime, 13 NumberOfCodeBlocks, 13 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 4 ConstructedInterpolants, 0 QuantifiedInterpolants, 124 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/test-0158_true-valid-memsafety_true-termination.i_svcomp-DerefFreeMemtrack-32bit-Automizer_Camel+AI_EQ_SS.epf_AutomizerCTransformed.xml/Csv-Benchmark-0-2018-01-28_23-59-56-356.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/test-0158_true-valid-memsafety_true-termination.i_svcomp-DerefFreeMemtrack-32bit-Automizer_Camel+AI_EQ_SS.epf_AutomizerCTransformed.xml/Csv-VPDomainBenchmark-0-2018-01-28_23-59-56-356.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/test-0158_true-valid-memsafety_true-termination.i_svcomp-DerefFreeMemtrack-32bit-Automizer_Camel+AI_EQ_SS.epf_AutomizerCTransformed.xml/Csv-BenchmarkWithCounters-0-2018-01-28_23-59-56-356.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/test-0158_true-valid-memsafety_true-termination.i_svcomp-DerefFreeMemtrack-32bit-Automizer_Camel+AI_EQ_SS.epf_AutomizerCTransformed.xml/Csv-HeapSeparatorBenchmark-0-2018-01-28_23-59-56-356.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/test-0158_true-valid-memsafety_true-termination.i_svcomp-DerefFreeMemtrack-32bit-Automizer_Camel+AI_EQ_SS.epf_AutomizerCTransformed.xml/Csv-TraceAbstractionBenchmarks-0-2018-01-28_23-59-56-356.csv Received shutdown request...