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/ldv-memsafety/memleaks_test22_2_false-valid-memtrack_true-termination.i -------------------------------------------------------------------------------- This is Ultimate 0.1.23-1cceb4a [2018-01-30 02:47:15,966 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-01-30 02:47:15,967 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-01-30 02:47:15,985 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-01-30 02:47:15,986 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-01-30 02:47:15,987 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-01-30 02:47:15,988 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-01-30 02:47:15,992 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-01-30 02:47:15,994 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-01-30 02:47:15,995 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-01-30 02:47:15,996 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-01-30 02:47:15,996 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-01-30 02:47:15,997 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-01-30 02:47:15,999 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-01-30 02:47:16,000 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-01-30 02:47:16,002 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-01-30 02:47:16,004 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-01-30 02:47:16,008 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-01-30 02:47:16,009 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-01-30 02:47:16,011 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-01-30 02:47:16,016 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2018-01-30 02:47:16,052 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-01-30 02:47:16,054 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-01-30 02:47:16,055 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 [2018-01-30 02:47:16,072 INFO L110 SettingsManager]: Loading preferences was successful [2018-01-30 02:47:16,072 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-01-30 02:47:16,073 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-01-30 02:47:16,073 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-01-30 02:47:16,073 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-01-30 02:47:16,074 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=VPDomain [2018-01-30 02:47:16,074 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-01-30 02:47:16,075 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-01-30 02:47:16,075 INFO L133 SettingsManager]: * sizeof long=4 [2018-01-30 02:47:16,075 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-01-30 02:47:16,075 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-01-30 02:47:16,075 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-01-30 02:47:16,075 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-01-30 02:47:16,076 INFO L133 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2018-01-30 02:47:16,076 INFO L133 SettingsManager]: * Bitprecise bitfields=true [2018-01-30 02:47:16,077 INFO L133 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2018-01-30 02:47:16,077 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-01-30 02:47:16,077 INFO L133 SettingsManager]: * sizeof long double=12 [2018-01-30 02:47:16,077 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-01-30 02:47:16,077 INFO L133 SettingsManager]: * Size of a code block=SingleStatement [2018-01-30 02:47:16,077 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-01-30 02:47:16,078 INFO L133 SettingsManager]: * Add additional assume for each assert=false [2018-01-30 02:47:16,078 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-01-30 02:47:16,078 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-01-30 02:47:16,078 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-01-30 02:47:16,078 INFO L133 SettingsManager]: * Interpolant automaton=TWOTRACK [2018-01-30 02:47:16,079 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-01-30 02:47:16,079 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-01-30 02:47:16,079 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-01-30 02:47:16,079 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-01-30 02:47:16,079 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-01-30 02:47:16,079 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-01-30 02:47:16,082 INFO L131 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2018-01-30 02:47:16,082 INFO L133 SettingsManager]: * TransformationType=HEAP_SEPARATOR [2018-01-30 02:47:16,119 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-01-30 02:47:16,130 INFO L266 ainManager$Toolchain]: [Toolchain 1]: Parser(s) successfully initialized [2018-01-30 02:47:16,133 INFO L222 ainManager$Toolchain]: [Toolchain 1]: Toolchain data selected. [2018-01-30 02:47:16,134 INFO L271 PluginConnector]: Initializing CDTParser... [2018-01-30 02:47:16,135 INFO L276 PluginConnector]: CDTParser initialized [2018-01-30 02:47:16,135 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-memsafety/memleaks_test22_2_false-valid-memtrack_true-termination.i [2018-01-30 02:47:16,395 INFO L304 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-01-30 02:47:16,405 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2018-01-30 02:47:16,406 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-01-30 02:47:16,406 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-01-30 02:47:16,414 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-01-30 02:47:16,415 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.01 02:47:16" (1/1) ... [2018-01-30 02:47:16,419 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@ca3c60c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.01 02:47:16, skipping insertion in model container [2018-01-30 02:47:16,419 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.01 02:47:16" (1/1) ... [2018-01-30 02:47:16,441 INFO L153 Dispatcher]: Using SV-COMP mode [2018-01-30 02:47:16,512 INFO L153 Dispatcher]: Using SV-COMP mode [2018-01-30 02:47:16,644 INFO L450 PostProcessor]: Settings: Checked method=main [2018-01-30 02:47:16,670 INFO L450 PostProcessor]: Settings: Checked method=main [2018-01-30 02:47:16,681 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.01 02:47:16 WrapperNode [2018-01-30 02:47:16,681 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-01-30 02:47:16,682 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-01-30 02:47:16,683 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-01-30 02:47:16,683 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-01-30 02:47:16,697 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.01 02:47:16" (1/1) ... [2018-01-30 02:47:16,697 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.01 02:47:16" (1/1) ... [2018-01-30 02:47:16,709 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.01 02:47:16" (1/1) ... [2018-01-30 02:47:16,710 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.01 02:47:16" (1/1) ... [2018-01-30 02:47:16,717 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.01 02:47:16" (1/1) ... [2018-01-30 02:47:16,721 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.01 02:47:16" (1/1) ... [2018-01-30 02:47:16,723 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.01 02:47:16" (1/1) ... [2018-01-30 02:47:16,726 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-01-30 02:47:16,726 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-01-30 02:47:16,726 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-01-30 02:47:16,727 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-01-30 02:47:16,728 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.01 02:47:16" (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 [2018-01-30 02:47:16,790 INFO L136 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-01-30 02:47:16,791 INFO L136 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-01-30 02:47:16,791 INFO L136 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2018-01-30 02:47:16,791 INFO L136 BoogieDeclarations]: Found implementation of procedure LDV_INIT_LIST_HEAD [2018-01-30 02:47:16,791 INFO L136 BoogieDeclarations]: Found implementation of procedure ldv_kref_init [2018-01-30 02:47:16,791 INFO L136 BoogieDeclarations]: Found implementation of procedure ldv_kobject_init_internal [2018-01-30 02:47:16,791 INFO L136 BoogieDeclarations]: Found implementation of procedure ldv_kobject_init [2018-01-30 02:47:16,792 INFO L136 BoogieDeclarations]: Found implementation of procedure ldv_kobject_create [2018-01-30 02:47:16,792 INFO L136 BoogieDeclarations]: Found implementation of procedure entry_point [2018-01-30 02:47:16,792 INFO L136 BoogieDeclarations]: Found implementation of procedure main [2018-01-30 02:47:16,792 INFO L128 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2018-01-30 02:47:16,792 INFO L128 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2018-01-30 02:47:16,792 INFO L128 BoogieDeclarations]: Found specification of procedure write~int [2018-01-30 02:47:16,793 INFO L128 BoogieDeclarations]: Found specification of procedure read~int [2018-01-30 02:47:16,793 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.free [2018-01-30 02:47:16,793 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-01-30 02:47:16,793 INFO L128 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-01-30 02:47:16,793 INFO L128 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2018-01-30 02:47:16,794 INFO L136 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2018-01-30 02:47:16,794 INFO L128 BoogieDeclarations]: Found specification of procedure malloc [2018-01-30 02:47:16,794 INFO L128 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2018-01-30 02:47:16,794 INFO L128 BoogieDeclarations]: Found specification of procedure memset [2018-01-30 02:47:16,794 INFO L128 BoogieDeclarations]: Found specification of procedure ldv_malloc [2018-01-30 02:47:16,794 INFO L128 BoogieDeclarations]: Found specification of procedure LDV_INIT_LIST_HEAD [2018-01-30 02:47:16,795 INFO L128 BoogieDeclarations]: Found specification of procedure ldv_kref_init [2018-01-30 02:47:16,795 INFO L128 BoogieDeclarations]: Found specification of procedure ldv_kobject_init_internal [2018-01-30 02:47:16,795 INFO L128 BoogieDeclarations]: Found specification of procedure ldv_kobject_init [2018-01-30 02:47:16,795 INFO L128 BoogieDeclarations]: Found specification of procedure ldv_kobject_create [2018-01-30 02:47:16,795 INFO L128 BoogieDeclarations]: Found specification of procedure entry_point [2018-01-30 02:47:16,796 INFO L128 BoogieDeclarations]: Found specification of procedure main [2018-01-30 02:47:16,796 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-01-30 02:47:16,796 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-01-30 02:47:16,994 WARN L455 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-01-30 02:47:17,149 INFO L257 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-01-30 02:47:17,150 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.01 02:47:17 BoogieIcfgContainer [2018-01-30 02:47:17,150 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-01-30 02:47:17,151 INFO L113 PluginConnector]: ------------------------IcfgTransformer---------------------------- [2018-01-30 02:47:17,151 INFO L271 PluginConnector]: Initializing IcfgTransformer... [2018-01-30 02:47:17,153 INFO L276 PluginConnector]: IcfgTransformer initialized [2018-01-30 02:47:17,157 INFO L185 PluginConnector]: Executing the observer IcfgTransformationObserver from plugin IcfgTransformer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.01 02:47:17" (1/1) ... [2018-01-30 02:47:17,166 INFO L103 apSepIcfgTransformer]: HeapSepIcfgTransformer: Starting heap partitioning [2018-01-30 02:47:17,166 INFO L104 apSepIcfgTransformer]: To be partitioned heap arrays found [#memory_$Pointer$.base, #memory_int, #memory_$Pointer$.offset] [2018-01-30 02:47:17,166 INFO L150 apSepIcfgTransformer]: starting freeze-var-style preprocessing [2018-01-30 02:47:17,219 INFO L162 apSepIcfgTransformer]: finished StoreIndexFreezer, created 12 freeze vars and freeze var literals (each corresponds to one heap write) [2018-01-30 02:47:17,275 INFO L221 apSepIcfgTransformer]: finished preprocessing for the equality analysis [2018-01-30 02:47:17,360 INFO L101 FixpointEngine]: Starting fixpoint engine with domain VPDomain (maxUnwinding=3, maxParallelStates=2) [2018-01-30 02:47:48,249 INFO L311 AbstractInterpreter]: Visited 91 different actions 196 times. Merged at 28 different actions 49 times. Never widened. Found 18 fixpoints after 10 different actions. Largest state had 60 variables. [2018-01-30 02:47:48,252 INFO L229 apSepIcfgTransformer]: finished equality analysis [2018-01-30 02:47:48,267 INFO L244 HeapSepPreAnalysis]: Number of read from array group [#memory_$Pointer$.offset] : 5 [2018-01-30 02:47:48,268 INFO L244 HeapSepPreAnalysis]: Number of read from array group [#memory_$Pointer$.base] : 5 [2018-01-30 02:47:48,268 INFO L244 HeapSepPreAnalysis]: Number of read from array group [#memory_int] : 6 [2018-01-30 02:47:48,268 INFO L241 apSepIcfgTransformer]: Finished pre analysis before partitioning [2018-01-30 02:47:48,269 INFO L242 apSepIcfgTransformer]: array groups: Set: [#memory_$Pointer$.offset] [#memory_$Pointer$.base] [#memory_int] [2018-01-30 02:47:48,269 INFO L244 apSepIcfgTransformer]: select infos: Set: ((select |v_#memory_int_8| |v_#Ultimate.C_memset_#ptr.base_5|), at (#memory_int := #memory_int[#ptr.base,#ptr.offset + #t~loopctr11 * 1 := #value];)) ((select |v_#memory_$Pointer$.offset_12| v_LDV_INIT_LIST_HEAD_~list.base_2), at (SUMMARY for call write~$Pointer$(~list.base, ~list.offset, ~list.base, ~list.offset + 0, 4); srcloc: L1099)) ((select |v_#memory_$Pointer$.offset_2| v_ldv_kref_init_~kref.base_2), at (SUMMARY for call write~int(1, ~kref.base, ~kref.offset + 0 + 0, 4); srcloc: L1294)) ((select (select |v_#memory_$Pointer$.base_1| v_ldv_kref_init_~kref.base_2) v_ldv_kref_init_~kref.offset_2), at (SUMMARY for call write~int(1, ~kref.base, ~kref.offset + 0 + 0, 4); srcloc: L1294)) ((select |v_#memory_int_14| v_LDV_INIT_LIST_HEAD_~list.base_5), at (SUMMARY for call write~$Pointer$(~list.base, ~list.offset, ~list.base, ~list.offset + 4, 4); srcloc: L1099')) ((select (select |v_#memory_int_11| v_LDV_INIT_LIST_HEAD_~list.base_2) v_LDV_INIT_LIST_HEAD_~list.offset_2), at (SUMMARY for call write~$Pointer$(~list.base, ~list.offset, ~list.base, ~list.offset + 0, 4); srcloc: L1099)) ((select |v_#memory_$Pointer$.base_14| v_LDV_INIT_LIST_HEAD_~list.base_5), at (SUMMARY for call write~$Pointer$(~list.base, ~list.offset, ~list.base, ~list.offset + 4, 4); srcloc: L1099')) ((select |v_#memory_$Pointer$.offset_8| |v_#Ultimate.C_memset_#ptr.base_4|), at (#memory_$Pointer$.base, #memory_$Pointer$.offset := #memory_$Pointer$.base[#ptr.base,#ptr.offset + #t~loopctr11 * 1 := 0], #memory_$Pointer$.offset[#ptr.base,#ptr.offset + #t~loopctr11 * 1 := #value % 256];)) ((select |v_#memory_$Pointer$.base_8| |v_#Ultimate.C_memset_#ptr.base_4|), at (#memory_$Pointer$.base, #memory_$Pointer$.offset := #memory_$Pointer$.base[#ptr.base,#ptr.offset + #t~loopctr11 * 1 := 0], #memory_$Pointer$.offset[#ptr.base,#ptr.offset + #t~loopctr11 * 1 := #value % 256];)) ((select |v_#memory_$Pointer$.base_12| v_LDV_INIT_LIST_HEAD_~list.base_2), at (SUMMARY for call write~$Pointer$(~list.base, ~list.offset, ~list.base, ~list.offset + 0, 4); srcloc: L1099)) ((select |v_#memory_int_2| v_ldv_kref_init_~kref.base_2), at (SUMMARY for call write~int(1, ~kref.base, ~kref.offset + 0 + 0, 4); srcloc: L1294)) ((select (select |v_#memory_$Pointer$.offset_1| v_ldv_kref_init_~kref.base_2) v_ldv_kref_init_~kref.offset_2), at (SUMMARY for call write~int(1, ~kref.base, ~kref.offset + 0 + 0, 4); srcloc: L1294)) ((select |v_#memory_int_12| v_LDV_INIT_LIST_HEAD_~list.base_2), at (SUMMARY for call write~$Pointer$(~list.base, ~list.offset, ~list.base, ~list.offset + 0, 4); srcloc: L1099)) ((select |v_#memory_$Pointer$.base_2| v_ldv_kref_init_~kref.base_2), at (SUMMARY for call write~int(1, ~kref.base, ~kref.offset + 0 + 0, 4); srcloc: L1294)) ((select (select |v_#memory_int_13| v_LDV_INIT_LIST_HEAD_~list.base_5) (+ v_LDV_INIT_LIST_HEAD_~list.offset_4 4)), at (SUMMARY for call write~$Pointer$(~list.base, ~list.offset, ~list.base, ~list.offset + 4, 4); srcloc: L1099')) ((select |v_#memory_$Pointer$.offset_14| v_LDV_INIT_LIST_HEAD_~list.base_5), at (SUMMARY for call write~$Pointer$(~list.base, ~list.offset, ~list.base, ~list.offset + 4, 4); srcloc: L1099')) [2018-01-30 02:47:48,377 INFO L547 PartitionManager]: partitioning result: [2018-01-30 02:47:48,378 INFO L552 PartitionManager]: location blocks for array group [#memory_$Pointer$.base] [2018-01-30 02:47:48,378 INFO L561 PartitionManager]: at dimension 0 [2018-01-30 02:47:48,378 INFO L562 PartitionManager]: # array writes (possibly including 1 dummy write/NoStoreIndexInfo) : 4 [2018-01-30 02:47:48,378 INFO L563 PartitionManager]: # location blocks :1 [2018-01-30 02:47:48,378 INFO L561 PartitionManager]: at dimension 1 [2018-01-30 02:47:48,378 INFO L562 PartitionManager]: # array writes (possibly including 1 dummy write/NoStoreIndexInfo) : 4 [2018-01-30 02:47:48,378 INFO L563 PartitionManager]: # location blocks :1 [2018-01-30 02:47:48,378 INFO L552 PartitionManager]: location blocks for array group [#memory_int] [2018-01-30 02:47:48,379 INFO L561 PartitionManager]: at dimension 0 [2018-01-30 02:47:48,379 INFO L562 PartitionManager]: # array writes (possibly including 1 dummy write/NoStoreIndexInfo) : 4 [2018-01-30 02:47:48,379 INFO L563 PartitionManager]: # location blocks :1 [2018-01-30 02:47:48,379 INFO L561 PartitionManager]: at dimension 1 [2018-01-30 02:47:48,379 INFO L562 PartitionManager]: # array writes (possibly including 1 dummy write/NoStoreIndexInfo) : 4 [2018-01-30 02:47:48,379 INFO L563 PartitionManager]: # location blocks :1 [2018-01-30 02:47:48,379 INFO L552 PartitionManager]: location blocks for array group [#memory_$Pointer$.offset] [2018-01-30 02:47:48,380 INFO L561 PartitionManager]: at dimension 0 [2018-01-30 02:47:48,380 INFO L562 PartitionManager]: # array writes (possibly including 1 dummy write/NoStoreIndexInfo) : 4 [2018-01-30 02:47:48,380 INFO L563 PartitionManager]: # location blocks :1 [2018-01-30 02:47:48,380 INFO L561 PartitionManager]: at dimension 1 [2018-01-30 02:47:48,380 INFO L562 PartitionManager]: # array writes (possibly including 1 dummy write/NoStoreIndexInfo) : 4 [2018-01-30 02:47:48,380 INFO L563 PartitionManager]: # location blocks :1 [2018-01-30 02:47:48,381 INFO L86 ransitionTransformer]: executing heap partitioning transformation [2018-01-30 02:47:48,402 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.icfgtransformation CFG 30.01 02:47:48 BasicIcfg [2018-01-30 02:47:48,402 INFO L132 PluginConnector]: ------------------------ END IcfgTransformer---------------------------- [2018-01-30 02:47:48,403 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-01-30 02:47:48,404 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-01-30 02:47:48,496 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-01-30 02:47:48,497 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 30.01 02:47:16" (1/4) ... [2018-01-30 02:47:48,504 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2cbcf8d8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.01 02:47:48, skipping insertion in model container [2018-01-30 02:47:48,504 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.01 02:47:16" (2/4) ... [2018-01-30 02:47:48,504 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2cbcf8d8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.01 02:47:48, skipping insertion in model container [2018-01-30 02:47:48,505 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.01 02:47:17" (3/4) ... [2018-01-30 02:47:48,505 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2cbcf8d8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 30.01 02:47:48, skipping insertion in model container [2018-01-30 02:47:48,505 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.icfgtransformation CFG 30.01 02:47:48" (4/4) ... [2018-01-30 02:47:48,507 INFO L107 eAbstractionObserver]: Analyzing ICFG HeapSeparatedIcfg [2018-01-30 02:47:48,517 INFO L128 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-01-30 02:47:48,533 INFO L140 ceAbstractionStarter]: Appying trace abstraction to program that has 9 error locations. [2018-01-30 02:47:48,570 INFO L322 AbstractCegarLoop]: Interprodecural is true [2018-01-30 02:47:48,570 INFO L323 AbstractCegarLoop]: Hoare is true [2018-01-30 02:47:48,570 INFO L324 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-01-30 02:47:48,570 INFO L325 AbstractCegarLoop]: Backedges is TWOTRACK [2018-01-30 02:47:48,570 INFO L326 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-01-30 02:47:48,571 INFO L327 AbstractCegarLoop]: Difference is false [2018-01-30 02:47:48,571 INFO L328 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-01-30 02:47:48,571 INFO L333 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-01-30 02:47:48,572 INFO L87 2NestedWordAutomaton]: Mode: main mode - execution starts in main procedure [2018-01-30 02:47:48,588 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states. [2018-01-30 02:47:48,593 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-01-30 02:47:48,593 INFO L342 BasicCegarLoop]: Found error trace [2018-01-30 02:47:48,594 INFO L350 BasicCegarLoop]: trace histogram [1, 1, 1, 1] [2018-01-30 02:47:48,595 INFO L371 AbstractCegarLoop]: === Iteration 1 === [ldv_kref_initErr0RequiresViolation, ldv_kref_initErr1RequiresViolation, ldv_kobject_createErr0RequiresViolation, ldv_kobject_createErr1RequiresViolation, mainErr0EnsuresViolation, LDV_INIT_LIST_HEADErr1RequiresViolation, LDV_INIT_LIST_HEADErr3RequiresViolation, LDV_INIT_LIST_HEADErr2RequiresViolation, LDV_INIT_LIST_HEADErr0RequiresViolation]=== [2018-01-30 02:47:48,599 INFO L82 PathProgramCache]: Analyzing trace with hash 12165839, now seen corresponding path program 1 times [2018-01-30 02:47:48,602 INFO L209 onRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-01-30 02:47:48,602 INFO L67 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-01-30 02:47:48,662 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-30 02:47:48,662 INFO L101 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-01-30 02:47:48,662 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-30 02:47:48,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-01-30 02:47:48,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-01-30 02:47:48,766 INFO L409 BasicCegarLoop]: Counterexample might be feasible [2018-01-30 02:47:48,769 INFO L84 mationBacktranslator]: Skipped ATE [365] [365] ULTIMATE.startENTRY-->L1: Formula: true InVars {} OutVars{#NULL.offset=|v_#NULL.offset_2|, #NULL.base=|v_#NULL.base_2|, #valid=|v_#valid_20|} AuxVars[] AssignedVars[#valid, #NULL.offset, #NULL.base] [2018-01-30 02:47:48,770 INFO L84 mationBacktranslator]: Skipped ATE [371] [371] L1-->mainENTRY: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] [2018-01-30 02:47:48,770 INFO L84 mationBacktranslator]: Skipped ATE [377] [377] mainENTRY-->mainFINAL: Formula: true InVars {} OutVars{#memory_int=|v_#memory_int_9|, #length=|v_#length_8|, #memory_$Pointer$.base=|v_#memory_$Pointer$.base_9|, #memory_$Pointer$.offset=|v_#memory_$Pointer$.offset_9|, #valid=|v_#valid_8|} AuxVars[] AssignedVars[#memory_$Pointer$.base, #valid, #memory_int, #length, #memory_$Pointer$.offset] [2018-01-30 02:47:48,770 INFO L84 mationBacktranslator]: Skipped ATE [385] [385] mainFINAL-->mainErr0EnsuresViolation: Formula: (not (= |v_#valid_11| |old(#valid)|)) InVars {#valid=|v_#valid_11|, old(#valid)=|old(#valid)|} OutVars{#valid=|v_#valid_11|, old(#valid)=|old(#valid)|} AuxVars[] AssignedVars[] [2018-01-30 02:47:48,775 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 30.01 02:47:48 BasicIcfg [2018-01-30 02:47:48,775 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-01-30 02:47:48,776 INFO L168 Benchmark]: Toolchain (without parser) took 32380.11 ms. Allocated memory was 300.9 MB in the beginning and 2.0 GB in the end (delta: 1.7 GB). Free memory was 260.0 MB in the beginning and 2.0 GB in the end (delta: -1.7 GB). Peak memory consumption was 18.4 MB. Max. memory is 5.3 GB. [2018-01-30 02:47:48,777 INFO L168 Benchmark]: CDTParser took 0.14 ms. Allocated memory is still 300.9 MB. Free memory is still 266.9 MB. There was no memory consumed. Max. memory is 5.3 GB. [2018-01-30 02:47:48,777 INFO L168 Benchmark]: CACSL2BoogieTranslator took 275.78 ms. Allocated memory is still 300.9 MB. Free memory was 260.0 MB in the beginning and 246.8 MB in the end (delta: 13.2 MB). Peak memory consumption was 13.2 MB. Max. memory is 5.3 GB. [2018-01-30 02:47:48,777 INFO L168 Benchmark]: Boogie Preprocessor took 43.52 ms. Allocated memory is still 300.9 MB. Free memory was 246.8 MB in the beginning and 244.8 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 5.3 GB. [2018-01-30 02:47:48,778 INFO L168 Benchmark]: RCFGBuilder took 424.32 ms. Allocated memory is still 300.9 MB. Free memory was 244.8 MB in the beginning and 222.2 MB in the end (delta: 22.6 MB). Peak memory consumption was 22.6 MB. Max. memory is 5.3 GB. [2018-01-30 02:47:48,778 INFO L168 Benchmark]: IcfgTransformer took 31251.46 ms. Allocated memory was 300.9 MB in the beginning and 1.8 GB in the end (delta: 1.5 GB). Free memory was 222.2 MB in the beginning and 873.1 MB in the end (delta: -651.0 MB). Peak memory consumption was 874.7 MB. Max. memory is 5.3 GB. [2018-01-30 02:47:48,778 INFO L168 Benchmark]: TraceAbstraction took 371.67 ms. Allocated memory was 1.8 GB in the beginning and 2.0 GB in the end (delta: 187.7 MB). Free memory was 873.1 MB in the beginning and 2.0 GB in the end (delta: -1.1 GB). There was no memory consumed. Max. memory is 5.3 GB. [2018-01-30 02:47:48,781 INFO L344 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14 ms. Allocated memory is still 300.9 MB. Free memory is still 266.9 MB. There was no memory consumed. Max. memory is 5.3 GB. * CACSL2BoogieTranslator took 275.78 ms. Allocated memory is still 300.9 MB. Free memory was 260.0 MB in the beginning and 246.8 MB in the end (delta: 13.2 MB). Peak memory consumption was 13.2 MB. Max. memory is 5.3 GB. * Boogie Preprocessor took 43.52 ms. Allocated memory is still 300.9 MB. Free memory was 246.8 MB in the beginning and 244.8 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 5.3 GB. * RCFGBuilder took 424.32 ms. Allocated memory is still 300.9 MB. Free memory was 244.8 MB in the beginning and 222.2 MB in the end (delta: 22.6 MB). Peak memory consumption was 22.6 MB. Max. memory is 5.3 GB. * IcfgTransformer took 31251.46 ms. Allocated memory was 300.9 MB in the beginning and 1.8 GB in the end (delta: 1.5 GB). Free memory was 222.2 MB in the beginning and 873.1 MB in the end (delta: -651.0 MB). Peak memory consumption was 874.7 MB. Max. memory is 5.3 GB. * TraceAbstraction took 371.67 ms. Allocated memory was 1.8 GB in the beginning and 2.0 GB in the end (delta: 187.7 MB). Free memory was 873.1 MB in the beginning and 2.0 GB in the end (delta: -1.1 GB). There was no memory consumed. Max. memory is 5.3 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2: - StatisticsResult: ArrayEqualityDomainStatistics #Locations : 73 LocStat_MAX_WEQGRAPH_SIZE : 8 LocStat_MAX_SIZEOF_WEQEDGELABEL : 3 LocStat_NO_SUPPORTING_EQUALITIES : 1451 LocStat_NO_SUPPORTING_DISEQUALITIES : 65 LocStat_NO_DISJUNCTIONS : -146 LocStat_MAX_NO_DISJUNCTIONS : -1 #Transitions : 121 TransStat_MAX_WEQGRAPH_SIZE : 6 TransStat_MAX_SIZEOF_WEQEDGELABEL : 1 TransStat_NO_SUPPORTING_EQUALITIES : 251 TransStat_NO_SUPPORTING_DISEQUALITIES : 14 TransStat_NO_DISJUNCTIONS : 128 TransStat_MAX_NO_DISJUNCTIONS : 2 - StatisticsResult: EqConstraintFactoryStatistics CONJOIN_DISJUNCTIVE(MILLISECONDS) : 1.032615 RENAME_VARIABLES(MILLISECONDS) : 0.003129 UNFREEZE(MILLISECONDS) : 0.000000 CONJOIN(MILLISECONDS) : 0.772265 PROJECTAWAY(MILLISECONDS) : 0.176714 ADD_WEAK_EQUALITY(MILLISECONDS) : 0.030940 DISJOIN(MILLISECONDS) : 0.760224 RENAME_VARIABLES_DISJUNCTIVE(MILLISECONDS) : 0.011480 ADD_EQUALITY(MILLISECONDS) : 0.007367 DISJOIN_DISJUNCTIVE(MILLISECONDS) : 0.000000 ADD_DISEQUALITY(MILLISECONDS) : 0.027240 #CONJOIN_DISJUNCTIVE : 373 #RENAME_VARIABLES : 890 #UNFREEZE : 0 #CONJOIN : 842 #PROJECTAWAY : 716 #ADD_WEAK_EQUALITY : 27 #DISJOIN : 95 #RENAME_VARIABLES_DISJUNCTIVE : 867 #ADD_EQUALITY : 267 #DISJOIN_DISJUNCTIVE : 0 #ADD_DISEQUALITY : 13 * Results from de.uni_freiburg.informatik.ultimate.plugins.icfgtransformation: - StatisticsResult: HeapSeparatorStatistics #COUNT_NEW_ARRAY_VARS_[#memory_$Pointer$.base] : 1 #COUNT_NEW_ARRAY_VARS_[#memory_int] : 1 #COUNT_NEW_ARRAY_VARS_[#memory_$Pointer$.offset] : 1 COUNT_ARRAY_WRITES_for_[#memory_$Pointer$.offset]_at_dim_0 : 4 COUNT_BLOCKS_for_[#memory_$Pointer$.offset]_at_dim_0 : 1 COUNT_ARRAY_WRITES_for_[#memory_$Pointer$.offset]_at_dim_1 : 4 COUNT_BLOCKS_for_[#memory_$Pointer$.offset]_at_dim_1 : 1 COUNT_ARRAY_WRITES_for_[#memory_$Pointer$.base]_at_dim_0 : 4 COUNT_BLOCKS_for_[#memory_$Pointer$.base]_at_dim_0 : 1 COUNT_ARRAY_WRITES_for_[#memory_$Pointer$.base]_at_dim_1 : 4 COUNT_BLOCKS_for_[#memory_$Pointer$.base]_at_dim_1 : 1 COUNT_ARRAY_WRITES_for_[#memory_int]_at_dim_0 : 4 COUNT_BLOCKS_for_[#memory_int]_at_dim_0 : 1 COUNT_ARRAY_WRITES_for_[#memory_int]_at_dim_1 : 4 COUNT_BLOCKS_for_[#memory_int]_at_dim_1 : 1 COUNT_ARRAY_READS for [#memory_$Pointer$.offset] : 5 COUNT_ARRAY_READS for [#memory_$Pointer$.base] : 5 COUNT_ARRAY_READS for [#memory_int] : 6 * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - UnprovableResult [Line: 1441]: Unable to prove that all allocated memory was freed Unable to prove that all allocated memory was freed Reason: overapproximation of memtrack at line 1441. Possible FailurePath: - StatisticsResult: Ultimate Automizer benchmark data CFG has 11 procedures, 77 locations, 9 error locations. UNSAFE Result, 0.2s OverallTime, 1 OverallIterations, 1 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=77occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 4 NumberOfCodeBlocks, 4 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/memleaks_test22_2_false-valid-memtrack_true-termination.i_svcomp-DerefFreeMemtrack-32bit-Automizer_Camel+AI_EQ_SS.epf_AutomizerCTransformed.xml/Csv-Benchmark-0-2018-01-30_02-47-48-794.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/memleaks_test22_2_false-valid-memtrack_true-termination.i_svcomp-DerefFreeMemtrack-32bit-Automizer_Camel+AI_EQ_SS.epf_AutomizerCTransformed.xml/Csv-VPDomainBenchmark-0-2018-01-30_02-47-48-794.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/memleaks_test22_2_false-valid-memtrack_true-termination.i_svcomp-DerefFreeMemtrack-32bit-Automizer_Camel+AI_EQ_SS.epf_AutomizerCTransformed.xml/Csv-BenchmarkWithCounters-0-2018-01-30_02-47-48-794.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/memleaks_test22_2_false-valid-memtrack_true-termination.i_svcomp-DerefFreeMemtrack-32bit-Automizer_Camel+AI_EQ_SS.epf_AutomizerCTransformed.xml/Csv-HeapSeparatorBenchmark-0-2018-01-30_02-47-48-794.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/memleaks_test22_2_false-valid-memtrack_true-termination.i_svcomp-DerefFreeMemtrack-32bit-Automizer_Camel+AI_EQ_SS.epf_AutomizerCTransformed.xml/Csv-TraceAbstractionBenchmarks-0-2018-01-30_02-47-48-794.csv Received shutdown request...