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_test19_true-valid-memsafety_true-termination.i -------------------------------------------------------------------------------- This is Ultimate 0.1.23-1cceb4a [2018-01-30 02:53:55,223 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-01-30 02:53:55,247 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-01-30 02:53:55,261 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-01-30 02:53:55,261 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-01-30 02:53:55,262 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-01-30 02:53:55,264 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-01-30 02:53:55,269 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-01-30 02:53:55,272 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-01-30 02:53:55,273 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-01-30 02:53:55,274 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-01-30 02:53:55,274 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-01-30 02:53:55,275 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-01-30 02:53:55,277 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-01-30 02:53:55,278 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-01-30 02:53:55,287 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-01-30 02:53:55,289 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-01-30 02:53:55,296 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-01-30 02:53:55,298 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-01-30 02:53:55,301 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-01-30 02:53:55,304 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-01-30 02:53:55,304 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-01-30 02:53:55,304 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-01-30 02:53:55,305 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-01-30 02:53:55,306 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-01-30 02:53:55,308 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-01-30 02:53:55,308 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-01-30 02:53:55,309 INFO L177 SettingsManager]: PEA to Boogie provides no preferences, ignoring... [2018-01-30 02:53:55,309 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-01-30 02:53:55,310 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-01-30 02:53:55,311 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-01-30 02:53:55,311 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 02:53:55,339 INFO L110 SettingsManager]: Loading preferences was successful [2018-01-30 02:53:55,340 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-01-30 02:53:55,340 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-01-30 02:53:55,341 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-01-30 02:53:55,341 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-01-30 02:53:55,349 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=VPDomain [2018-01-30 02:53:55,349 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-01-30 02:53:55,350 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-01-30 02:53:55,350 INFO L133 SettingsManager]: * sizeof long=4 [2018-01-30 02:53:55,351 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-01-30 02:53:55,351 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-01-30 02:53:55,351 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-01-30 02:53:55,351 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-01-30 02:53:55,351 INFO L133 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2018-01-30 02:53:55,352 INFO L133 SettingsManager]: * Bitprecise bitfields=true [2018-01-30 02:53:55,352 INFO L133 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2018-01-30 02:53:55,352 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-01-30 02:53:55,352 INFO L133 SettingsManager]: * sizeof long double=12 [2018-01-30 02:53:55,352 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-01-30 02:53:55,353 INFO L133 SettingsManager]: * Size of a code block=SingleStatement [2018-01-30 02:53:55,353 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-01-30 02:53:55,354 INFO L133 SettingsManager]: * Add additional assume for each assert=false [2018-01-30 02:53:55,355 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-01-30 02:53:55,355 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-01-30 02:53:55,355 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-01-30 02:53:55,355 INFO L133 SettingsManager]: * Interpolant automaton=TWOTRACK [2018-01-30 02:53:55,356 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-01-30 02:53:55,356 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-01-30 02:53:55,356 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-01-30 02:53:55,356 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-01-30 02:53:55,356 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-01-30 02:53:55,356 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-01-30 02:53:55,357 INFO L131 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2018-01-30 02:53:55,358 INFO L133 SettingsManager]: * TransformationType=HEAP_SEPARATOR [2018-01-30 02:53:55,404 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-01-30 02:53:55,417 INFO L266 ainManager$Toolchain]: [Toolchain 1]: Parser(s) successfully initialized [2018-01-30 02:53:55,421 INFO L222 ainManager$Toolchain]: [Toolchain 1]: Toolchain data selected. [2018-01-30 02:53:55,423 INFO L271 PluginConnector]: Initializing CDTParser... [2018-01-30 02:53:55,423 INFO L276 PluginConnector]: CDTParser initialized [2018-01-30 02:53:55,424 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-memsafety/memleaks_test19_true-valid-memsafety_true-termination.i [2018-01-30 02:53:55,642 INFO L304 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-01-30 02:53:55,647 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2018-01-30 02:53:55,647 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-01-30 02:53:55,647 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-01-30 02:53:55,653 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-01-30 02:53:55,654 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.01 02:53:55" (1/1) ... [2018-01-30 02:53:55,656 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 02:53:55, skipping insertion in model container [2018-01-30 02:53:55,657 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.01 02:53:55" (1/1) ... [2018-01-30 02:53:55,670 INFO L153 Dispatcher]: Using SV-COMP mode [2018-01-30 02:53:55,719 INFO L153 Dispatcher]: Using SV-COMP mode [2018-01-30 02:53:55,842 INFO L450 PostProcessor]: Settings: Checked method=main [2018-01-30 02:53:55,866 INFO L450 PostProcessor]: Settings: Checked method=main [2018-01-30 02:53:55,876 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.01 02:53:55 WrapperNode [2018-01-30 02:53:55,876 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-01-30 02:53:55,877 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-01-30 02:53:55,877 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-01-30 02:53:55,877 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-01-30 02:53:55,891 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.01 02:53:55" (1/1) ... [2018-01-30 02:53:55,891 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.01 02:53:55" (1/1) ... [2018-01-30 02:53:55,901 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.01 02:53:55" (1/1) ... [2018-01-30 02:53:55,901 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.01 02:53:55" (1/1) ... [2018-01-30 02:53:55,908 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.01 02:53:55" (1/1) ... [2018-01-30 02:53:55,911 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.01 02:53:55" (1/1) ... [2018-01-30 02:53:55,913 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.01 02:53:55" (1/1) ... [2018-01-30 02:53:55,915 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-01-30 02:53:55,916 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-01-30 02:53:55,916 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-01-30 02:53:55,916 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-01-30 02:53:55,917 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.01 02:53:55" (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 02:53:55,972 INFO L136 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-01-30 02:53:55,973 INFO L136 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-01-30 02:53:55,973 INFO L136 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2018-01-30 02:53:55,973 INFO L136 BoogieDeclarations]: Found implementation of procedure f19 [2018-01-30 02:53:55,973 INFO L136 BoogieDeclarations]: Found implementation of procedure f19_undo [2018-01-30 02:53:55,973 INFO L136 BoogieDeclarations]: Found implementation of procedure g19 [2018-01-30 02:53:55,973 INFO L136 BoogieDeclarations]: Found implementation of procedure probe_19 [2018-01-30 02:53:55,973 INFO L136 BoogieDeclarations]: Found implementation of procedure disconnect_19 [2018-01-30 02:53:55,973 INFO L136 BoogieDeclarations]: Found implementation of procedure entry_point [2018-01-30 02:53:55,973 INFO L136 BoogieDeclarations]: Found implementation of procedure main [2018-01-30 02:53:55,974 INFO L128 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2018-01-30 02:53:55,974 INFO L128 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2018-01-30 02:53:55,974 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.free [2018-01-30 02:53:55,974 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-01-30 02:53:55,974 INFO L128 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-01-30 02:53:55,974 INFO L128 BoogieDeclarations]: Found specification of procedure malloc [2018-01-30 02:53:55,974 INFO L128 BoogieDeclarations]: Found specification of procedure free [2018-01-30 02:53:55,974 INFO L128 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2018-01-30 02:53:55,974 INFO L128 BoogieDeclarations]: Found specification of procedure ldv_malloc [2018-01-30 02:53:55,975 INFO L128 BoogieDeclarations]: Found specification of procedure f19 [2018-01-30 02:53:55,975 INFO L128 BoogieDeclarations]: Found specification of procedure f19_undo [2018-01-30 02:53:55,975 INFO L128 BoogieDeclarations]: Found specification of procedure g19 [2018-01-30 02:53:55,975 INFO L128 BoogieDeclarations]: Found specification of procedure probe_19 [2018-01-30 02:53:55,975 INFO L128 BoogieDeclarations]: Found specification of procedure disconnect_19 [2018-01-30 02:53:55,975 INFO L128 BoogieDeclarations]: Found specification of procedure entry_point [2018-01-30 02:53:55,975 INFO L128 BoogieDeclarations]: Found specification of procedure main [2018-01-30 02:53:55,975 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-01-30 02:53:55,976 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-01-30 02:53:56,299 INFO L257 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-01-30 02:53:56,300 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.01 02:53:56 BoogieIcfgContainer [2018-01-30 02:53:56,300 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-01-30 02:53:56,301 INFO L113 PluginConnector]: ------------------------IcfgTransformer---------------------------- [2018-01-30 02:53:56,301 INFO L271 PluginConnector]: Initializing IcfgTransformer... [2018-01-30 02:53:56,302 INFO L276 PluginConnector]: IcfgTransformer initialized [2018-01-30 02:53:56,305 INFO L185 PluginConnector]: Executing the observer IcfgTransformationObserver from plugin IcfgTransformer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.01 02:53:56" (1/1) ... [2018-01-30 02:53:56,313 INFO L103 apSepIcfgTransformer]: HeapSepIcfgTransformer: Starting heap partitioning [2018-01-30 02:53:56,314 INFO L104 apSepIcfgTransformer]: To be partitioned heap arrays found [#memory_$Pointer$.base, #memory_$Pointer$.offset] [2018-01-30 02:53:56,314 INFO L150 apSepIcfgTransformer]: starting freeze-var-style preprocessing [2018-01-30 02:53:56,366 INFO L162 apSepIcfgTransformer]: finished StoreIndexFreezer, created 11 freeze vars and freeze var literals (each corresponds to one heap write) [2018-01-30 02:53:56,406 INFO L221 apSepIcfgTransformer]: finished preprocessing for the equality analysis [2018-01-30 02:53:56,484 INFO L101 FixpointEngine]: Starting fixpoint engine with domain VPDomain (maxUnwinding=3, maxParallelStates=2) [2018-01-30 02:54:28,460 INFO L311 AbstractInterpreter]: Visited 129 different actions 239 times. Merged at 49 different actions 74 times. Widened at 1 different actions 1 times. Found 10 fixpoints after 9 different actions. Largest state had 61 variables. [2018-01-30 02:54:28,462 INFO L229 apSepIcfgTransformer]: finished equality analysis [2018-01-30 02:54:28,571 INFO L244 HeapSepPreAnalysis]: Number of read from array group [#memory_$Pointer$.offset] : 7 [2018-01-30 02:54:28,571 INFO L244 HeapSepPreAnalysis]: Number of read from array group [#memory_$Pointer$.base] : 7 [2018-01-30 02:54:28,571 INFO L241 apSepIcfgTransformer]: Finished pre analysis before partitioning [2018-01-30 02:54:28,572 INFO L242 apSepIcfgTransformer]: array groups: Set: [#memory_$Pointer$.offset] [#memory_$Pointer$.base] [2018-01-30 02:54:28,572 INFO L244 apSepIcfgTransformer]: select infos: Set: ((select |v_#memory_$Pointer$.base_13| v_probe_19_~a.base_2), at (SUMMARY for call write~$Pointer$(#t~ret7.base, #t~ret7.offset, ~a.base, ~a.offset + 4, 4); srcloc: L1457')) ((select (select |v_#memory_$Pointer$.base_1| v_disconnect_19_~a.base_2) (+ v_disconnect_19_~a.offset_2 4)), at (SUMMARY for call #t~mem13.base, #t~mem13.offset := read~$Pointer$(~a.base, ~a.offset + 4, 4); srcloc: L1478)) ((select |v_#memory_$Pointer$.offset_7| v_f19_~a.base_5), at (SUMMARY for call write~$Pointer$(#t~ret2.base, #t~ret2.offset, ~a.base, ~a.offset + 0, 4); srcloc: L1440')) ((select (select |v_#memory_$Pointer$.base_14| v_probe_19_~a.base_5) (+ v_probe_19_~a.offset_4 4)), at (SUMMARY for call #t~mem9.base, #t~mem9.offset := read~$Pointer$(~a.base, ~a.offset + 4, 4); srcloc: L1458)) ((select |v_#memory_$Pointer$.offset_13| v_probe_19_~a.base_2), at (SUMMARY for call write~$Pointer$(#t~ret7.base, #t~ret7.offset, ~a.base, ~a.offset + 4, 4); srcloc: L1457')) ((select (select |v_#memory_$Pointer$.base_5| v_f19_~a.base_1) v_f19_~a.offset_1), at (SUMMARY for call #t~mem4.base, #t~mem4.offset := read~$Pointer$(~a.base, ~a.offset + 0, 4); srcloc: L1441)) ((select (select |v_#memory_$Pointer$.offset_2| v_f19_undo_~a.base_2) v_f19_undo_~a.offset_2), at (SUMMARY for call #t~mem5.base, #t~mem5.offset := read~$Pointer$(~a.base, ~a.offset + 0, 4); srcloc: L1447)) ((select (select |v_#memory_$Pointer$.base_17| v_probe_19_~a.base_10) (+ v_probe_19_~a.offset_8 4)), at (SUMMARY for call #t~mem12.base, #t~mem12.offset := read~$Pointer$(~a.base, ~a.offset + 4, 4); srcloc: L1470)) ((select |v_#memory_$Pointer$.base_7| v_f19_~a.base_5), at (SUMMARY for call write~$Pointer$(#t~ret2.base, #t~ret2.offset, ~a.base, ~a.offset + 0, 4); srcloc: L1440')) ((select (select |v_#memory_$Pointer$.offset_14| v_probe_19_~a.base_5) (+ v_probe_19_~a.offset_4 4)), at (SUMMARY for call #t~mem9.base, #t~mem9.offset := read~$Pointer$(~a.base, ~a.offset + 4, 4); srcloc: L1458)) ((select (select |v_#memory_$Pointer$.offset_1| v_disconnect_19_~a.base_2) (+ v_disconnect_19_~a.offset_2 4)), at (SUMMARY for call #t~mem13.base, #t~mem13.offset := read~$Pointer$(~a.base, ~a.offset + 4, 4); srcloc: L1478)) ((select (select |v_#memory_$Pointer$.offset_5| v_f19_~a.base_1) v_f19_~a.offset_1), at (SUMMARY for call #t~mem4.base, #t~mem4.offset := read~$Pointer$(~a.base, ~a.offset + 0, 4); srcloc: L1441)) ((select (select |v_#memory_$Pointer$.offset_17| v_probe_19_~a.base_10) (+ v_probe_19_~a.offset_8 4)), at (SUMMARY for call #t~mem12.base, #t~mem12.offset := read~$Pointer$(~a.base, ~a.offset + 4, 4); srcloc: L1470)) ((select (select |v_#memory_$Pointer$.base_2| v_f19_undo_~a.base_2) v_f19_undo_~a.offset_2), at (SUMMARY for call #t~mem5.base, #t~mem5.offset := read~$Pointer$(~a.base, ~a.offset + 0, 4); srcloc: L1447)) [2018-01-30 02:54:28,583 INFO L547 PartitionManager]: partitioning result: [2018-01-30 02:54:28,583 INFO L552 PartitionManager]: location blocks for array group [#memory_$Pointer$.base] [2018-01-30 02:54:28,583 INFO L561 PartitionManager]: at dimension 0 [2018-01-30 02:54:28,583 INFO L562 PartitionManager]: # array writes (possibly including 1 dummy write/NoStoreIndexInfo) : 3 [2018-01-30 02:54:28,583 INFO L563 PartitionManager]: # location blocks :2 [2018-01-30 02:54:28,583 INFO L561 PartitionManager]: at dimension 1 [2018-01-30 02:54:28,584 INFO L562 PartitionManager]: # array writes (possibly including 1 dummy write/NoStoreIndexInfo) : 2 [2018-01-30 02:54:28,584 INFO L563 PartitionManager]: # location blocks :1 [2018-01-30 02:54:28,584 INFO L552 PartitionManager]: location blocks for array group [#memory_$Pointer$.offset] [2018-01-30 02:54:28,584 INFO L561 PartitionManager]: at dimension 0 [2018-01-30 02:54:28,584 INFO L562 PartitionManager]: # array writes (possibly including 1 dummy write/NoStoreIndexInfo) : 3 [2018-01-30 02:54:28,584 INFO L563 PartitionManager]: # location blocks :2 [2018-01-30 02:54:28,584 INFO L561 PartitionManager]: at dimension 1 [2018-01-30 02:54:28,584 INFO L562 PartitionManager]: # array writes (possibly including 1 dummy write/NoStoreIndexInfo) : 2 [2018-01-30 02:54:28,584 INFO L563 PartitionManager]: # location blocks :1 [2018-01-30 02:54:28,585 INFO L86 ransitionTransformer]: executing heap partitioning transformation [2018-01-30 02:54:28,606 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.icfgtransformation CFG 30.01 02:54:28 BasicIcfg [2018-01-30 02:54:28,606 INFO L132 PluginConnector]: ------------------------ END IcfgTransformer---------------------------- [2018-01-30 02:54:28,607 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-01-30 02:54:28,607 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-01-30 02:54:28,609 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-01-30 02:54:28,609 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 30.01 02:53:55" (1/4) ... [2018-01-30 02:54:28,610 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@56720063 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.01 02:54:28, skipping insertion in model container [2018-01-30 02:54:28,610 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.01 02:53:55" (2/4) ... [2018-01-30 02:54:28,610 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@56720063 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.01 02:54:28, skipping insertion in model container [2018-01-30 02:54:28,611 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.01 02:53:56" (3/4) ... [2018-01-30 02:54:28,611 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@56720063 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 30.01 02:54:28, skipping insertion in model container [2018-01-30 02:54:28,611 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.icfgtransformation CFG 30.01 02:54:28" (4/4) ... [2018-01-30 02:54:28,612 INFO L107 eAbstractionObserver]: Analyzing ICFG HeapSeparatedIcfg [2018-01-30 02:54:28,620 INFO L128 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-01-30 02:54:28,626 INFO L140 ceAbstractionStarter]: Appying trace abstraction to program that has 21 error locations. [2018-01-30 02:54:28,656 INFO L322 AbstractCegarLoop]: Interprodecural is true [2018-01-30 02:54:28,656 INFO L323 AbstractCegarLoop]: Hoare is true [2018-01-30 02:54:28,657 INFO L324 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-01-30 02:54:28,657 INFO L325 AbstractCegarLoop]: Backedges is TWOTRACK [2018-01-30 02:54:28,657 INFO L326 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-01-30 02:54:28,657 INFO L327 AbstractCegarLoop]: Difference is false [2018-01-30 02:54:28,657 INFO L328 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-01-30 02:54:28,657 INFO L333 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-01-30 02:54:28,658 INFO L87 2NestedWordAutomaton]: Mode: main mode - execution starts in main procedure [2018-01-30 02:54:28,668 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states. [2018-01-30 02:54:28,673 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-01-30 02:54:28,673 INFO L342 BasicCegarLoop]: Found error trace [2018-01-30 02:54:28,674 INFO L350 BasicCegarLoop]: trace histogram [1, 1, 1, 1] [2018-01-30 02:54:28,674 INFO L371 AbstractCegarLoop]: === Iteration 1 === [disconnect_19Err0RequiresViolation, disconnect_19Err1RequiresViolation, disconnect_19Err2RequiresViolation, disconnect_19Err3RequiresViolation, f19_undoErr1RequiresViolation, f19_undoErr2RequiresViolation, f19_undoErr3RequiresViolation, f19_undoErr0RequiresViolation, mainErr0EnsuresViolation, f19Err2RequiresViolation, f19Err3RequiresViolation, f19Err0RequiresViolation, f19Err1RequiresViolation, probe_19Err4RequiresViolation, probe_19Err2RequiresViolation, probe_19Err3RequiresViolation, probe_19Err7RequiresViolation, probe_19Err5RequiresViolation, probe_19Err1RequiresViolation, probe_19Err0RequiresViolation, probe_19Err6RequiresViolation]=== [2018-01-30 02:54:28,677 INFO L82 PathProgramCache]: Analyzing trace with hash 16845007, now seen corresponding path program 1 times [2018-01-30 02:54:28,679 INFO L209 onRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-01-30 02:54:28,679 INFO L67 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-01-30 02:54:28,732 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-30 02:54:28,732 INFO L101 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-01-30 02:54:28,732 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-30 02:54:28,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-01-30 02:54:28,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-01-30 02:54:28,787 INFO L409 BasicCegarLoop]: Counterexample might be feasible [2018-01-30 02:54:28,792 INFO L84 mationBacktranslator]: Skipped ATE [517] [517] ULTIMATE.startENTRY-->L1: Formula: true InVars {} OutVars{#NULL.offset=|v_#NULL.offset_2|, #NULL.base=|v_#NULL.base_2|, #valid=|v_#valid_27|} AuxVars[] AssignedVars[#valid, #NULL.offset, #NULL.base] [2018-01-30 02:54:28,792 INFO L84 mationBacktranslator]: Skipped ATE [523] [523] L1-->mainENTRY: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] [2018-01-30 02:54:28,792 INFO L84 mationBacktranslator]: Skipped ATE [529] [529] mainENTRY-->mainFINAL: Formula: true InVars {} OutVars{#length=|v_#length_5|, #memory_$Pointer$.base=|v_#memory_$Pointer$.base_3|, #memory_$Pointer$.offset=|v_#memory_$Pointer$.offset_3|, #valid=|v_#valid_13|} AuxVars[] AssignedVars[#memory_$Pointer$.base, #valid, #length, #memory_$Pointer$.offset] [2018-01-30 02:54:28,792 INFO L84 mationBacktranslator]: Skipped ATE [537] [537] mainFINAL-->mainErr0EnsuresViolation: Formula: (not (= |v_#valid_16| |old(#valid)|)) InVars {#valid=|v_#valid_16|, old(#valid)=|old(#valid)|} OutVars{#valid=|v_#valid_16|, old(#valid)=|old(#valid)|} AuxVars[] AssignedVars[] [2018-01-30 02:54:28,799 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 30.01 02:54:28 BasicIcfg [2018-01-30 02:54:28,799 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-01-30 02:54:28,800 INFO L168 Benchmark]: Toolchain (without parser) took 33157.21 ms. Allocated memory was 304.6 MB in the beginning and 2.2 GB in the end (delta: 1.9 GB). Free memory was 263.6 MB in the beginning and 2.2 GB in the end (delta: -1.9 GB). Peak memory consumption was 35.3 MB. Max. memory is 5.3 GB. [2018-01-30 02:54:28,801 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 304.6 MB. Free memory is still 270.6 MB. There was no memory consumed. Max. memory is 5.3 GB. [2018-01-30 02:54:28,801 INFO L168 Benchmark]: CACSL2BoogieTranslator took 229.31 ms. Allocated memory is still 304.6 MB. Free memory was 263.6 MB in the beginning and 249.7 MB in the end (delta: 14.0 MB). Peak memory consumption was 14.0 MB. Max. memory is 5.3 GB. [2018-01-30 02:54:28,801 INFO L168 Benchmark]: Boogie Preprocessor took 38.61 ms. Allocated memory is still 304.6 MB. Free memory was 249.7 MB in the beginning and 248.7 MB in the end (delta: 996.1 kB). Peak memory consumption was 996.1 kB. Max. memory is 5.3 GB. [2018-01-30 02:54:28,802 INFO L168 Benchmark]: RCFGBuilder took 384.49 ms. Allocated memory is still 304.6 MB. Free memory was 248.7 MB in the beginning and 223.0 MB in the end (delta: 25.7 MB). Peak memory consumption was 25.7 MB. Max. memory is 5.3 GB. [2018-01-30 02:54:28,802 INFO L168 Benchmark]: IcfgTransformer took 32305.23 ms. Allocated memory was 304.6 MB in the beginning and 2.2 GB in the end (delta: 1.9 GB). Free memory was 223.0 MB in the beginning and 2.2 GB in the end (delta: -1.9 GB). There was no memory consumed. Max. memory is 5.3 GB. [2018-01-30 02:54:28,802 INFO L168 Benchmark]: TraceAbstraction took 192.47 ms. Allocated memory is still 2.2 GB. Free memory was 2.2 GB in the beginning and 2.2 GB in the end (delta: 257.0 kB). Peak memory consumption was 257.0 kB. Max. memory is 5.3 GB. [2018-01-30 02:54:28,804 INFO L344 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20 ms. Allocated memory is still 304.6 MB. Free memory is still 270.6 MB. There was no memory consumed. Max. memory is 5.3 GB. * CACSL2BoogieTranslator took 229.31 ms. Allocated memory is still 304.6 MB. Free memory was 263.6 MB in the beginning and 249.7 MB in the end (delta: 14.0 MB). Peak memory consumption was 14.0 MB. Max. memory is 5.3 GB. * Boogie Preprocessor took 38.61 ms. Allocated memory is still 304.6 MB. Free memory was 249.7 MB in the beginning and 248.7 MB in the end (delta: 996.1 kB). Peak memory consumption was 996.1 kB. Max. memory is 5.3 GB. * RCFGBuilder took 384.49 ms. Allocated memory is still 304.6 MB. Free memory was 248.7 MB in the beginning and 223.0 MB in the end (delta: 25.7 MB). Peak memory consumption was 25.7 MB. Max. memory is 5.3 GB. * IcfgTransformer took 32305.23 ms. Allocated memory was 304.6 MB in the beginning and 2.2 GB in the end (delta: 1.9 GB). Free memory was 223.0 MB in the beginning and 2.2 GB in the end (delta: -1.9 GB). There was no memory consumed. Max. memory is 5.3 GB. * TraceAbstraction took 192.47 ms. Allocated memory is still 2.2 GB. Free memory was 2.2 GB in the beginning and 2.2 GB in the end (delta: 257.0 kB). Peak memory consumption was 257.0 kB. Max. memory is 5.3 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2: - StatisticsResult: ArrayEqualityDomainStatistics #Locations : 108 LocStat_MAX_WEQGRAPH_SIZE : 5 LocStat_MAX_SIZEOF_WEQEDGELABEL : 3 LocStat_NO_SUPPORTING_EQUALITIES : 2007 LocStat_NO_SUPPORTING_DISEQUALITIES : 1464 LocStat_NO_DISJUNCTIONS : -216 LocStat_MAX_NO_DISJUNCTIONS : -1 #Transitions : 158 TransStat_MAX_WEQGRAPH_SIZE : 4 TransStat_MAX_SIZEOF_WEQEDGELABEL : 1 TransStat_NO_SUPPORTING_EQUALITIES : 284 TransStat_NO_SUPPORTING_DISEQUALITIES : 37 TransStat_NO_DISJUNCTIONS : 176 TransStat_MAX_NO_DISJUNCTIONS : 4 - StatisticsResult: EqConstraintFactoryStatistics CONJOIN_DISJUNCTIVE(MILLISECONDS) : 1.206103 RENAME_VARIABLES(MILLISECONDS) : 0.002783 UNFREEZE(MILLISECONDS) : 0.000000 CONJOIN(MILLISECONDS) : 1.004778 PROJECTAWAY(MILLISECONDS) : 0.043096 ADD_WEAK_EQUALITY(MILLISECONDS) : 0.087950 DISJOIN(MILLISECONDS) : 1.463266 RENAME_VARIABLES_DISJUNCTIVE(MILLISECONDS) : 0.010524 ADD_EQUALITY(MILLISECONDS) : 0.011389 DISJOIN_DISJUNCTIVE(MILLISECONDS) : 0.000000 ADD_DISEQUALITY(MILLISECONDS) : 0.006720 #CONJOIN_DISJUNCTIVE : 453 #RENAME_VARIABLES : 1082 #UNFREEZE : 0 #CONJOIN : 1016 #PROJECTAWAY : 840 #ADD_WEAK_EQUALITY : 17 #DISJOIN : 160 #RENAME_VARIABLES_DISJUNCTIVE : 1021 #ADD_EQUALITY : 255 #DISJOIN_DISJUNCTIVE : 0 #ADD_DISEQUALITY : 30 * Results from de.uni_freiburg.informatik.ultimate.plugins.icfgtransformation: - StatisticsResult: HeapSeparatorStatistics #COUNT_NEW_ARRAY_VARS_[#memory_$Pointer$.base] : 2 #COUNT_NEW_ARRAY_VARS_[#memory_$Pointer$.offset] : 2 COUNT_ARRAY_WRITES_for_[#memory_$Pointer$.offset]_at_dim_0 : 3 COUNT_BLOCKS_for_[#memory_$Pointer$.offset]_at_dim_0 : 2 COUNT_ARRAY_WRITES_for_[#memory_$Pointer$.offset]_at_dim_1 : 2 COUNT_BLOCKS_for_[#memory_$Pointer$.offset]_at_dim_1 : 1 COUNT_ARRAY_WRITES_for_[#memory_$Pointer$.base]_at_dim_0 : 3 COUNT_BLOCKS_for_[#memory_$Pointer$.base]_at_dim_0 : 2 COUNT_ARRAY_WRITES_for_[#memory_$Pointer$.base]_at_dim_1 : 2 COUNT_BLOCKS_for_[#memory_$Pointer$.base]_at_dim_1 : 1 COUNT_ARRAY_READS for [#memory_$Pointer$.offset] : 7 COUNT_ARRAY_READS for [#memory_$Pointer$.base] : 7 * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - UnprovableResult [Line: 1490]: Unable to prove that all allocated memory was freed Unable to prove that all allocated memory was freed Reason: overapproximation of memtrack at line 1490. Possible FailurePath: - StatisticsResult: Ultimate Automizer benchmark data CFG has 10 procedures, 111 locations, 21 error locations. UNSAFE Result, 0.1s OverallTime, 1 OverallIterations, 1 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=111occurred 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_test19_true-valid-memsafety_true-termination.i_svcomp-DerefFreeMemtrack-32bit-Automizer_Camel+AI_EQ_SS.epf_AutomizerCTransformed.xml/Csv-Benchmark-0-2018-01-30_02-54-28-815.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/memleaks_test19_true-valid-memsafety_true-termination.i_svcomp-DerefFreeMemtrack-32bit-Automizer_Camel+AI_EQ_SS.epf_AutomizerCTransformed.xml/Csv-VPDomainBenchmark-0-2018-01-30_02-54-28-815.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/memleaks_test19_true-valid-memsafety_true-termination.i_svcomp-DerefFreeMemtrack-32bit-Automizer_Camel+AI_EQ_SS.epf_AutomizerCTransformed.xml/Csv-BenchmarkWithCounters-0-2018-01-30_02-54-28-815.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/memleaks_test19_true-valid-memsafety_true-termination.i_svcomp-DerefFreeMemtrack-32bit-Automizer_Camel+AI_EQ_SS.epf_AutomizerCTransformed.xml/Csv-HeapSeparatorBenchmark-0-2018-01-30_02-54-28-815.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/memleaks_test19_true-valid-memsafety_true-termination.i_svcomp-DerefFreeMemtrack-32bit-Automizer_Camel+AI_EQ_SS.epf_AutomizerCTransformed.xml/Csv-TraceAbstractionBenchmarks-0-2018-01-30_02-54-28-815.csv Received shutdown request...