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_false-valid-free.i -------------------------------------------------------------------------------- This is Ultimate 0.1.23-acfac67 [2018-01-28 23:43:31,974 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-01-28 23:43:31,976 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-01-28 23:43:31,992 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-01-28 23:43:31,993 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-01-28 23:43:31,994 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-01-28 23:43:31,995 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-01-28 23:43:31,997 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-01-28 23:43:32,000 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-01-28 23:43:32,001 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-01-28 23:43:32,001 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-01-28 23:43:32,002 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-01-28 23:43:32,003 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-01-28 23:43:32,004 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-01-28 23:43:32,005 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-01-28 23:43:32,008 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-01-28 23:43:32,010 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-01-28 23:43:32,012 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-01-28 23:43:32,013 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-01-28 23:43:32,014 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-01-28 23:43:32,017 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-01-28 23:43:32,017 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-01-28 23:43:32,017 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-01-28 23:43:32,018 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-01-28 23:43:32,019 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-01-28 23:43:32,020 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-01-28 23:43:32,020 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-01-28 23:43:32,021 INFO L177 SettingsManager]: PEA to Boogie provides no preferences, ignoring... [2018-01-28 23:43:32,021 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-01-28 23:43:32,021 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-01-28 23:43:32,022 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-01-28 23:43:32,022 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 23:43:32,032 INFO L110 SettingsManager]: Loading preferences was successful [2018-01-28 23:43:32,032 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-01-28 23:43:32,033 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-01-28 23:43:32,033 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-01-28 23:43:32,034 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-01-28 23:43:32,034 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=VPDomain [2018-01-28 23:43:32,034 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-01-28 23:43:32,035 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-01-28 23:43:32,035 INFO L133 SettingsManager]: * sizeof long=4 [2018-01-28 23:43:32,035 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-01-28 23:43:32,035 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-01-28 23:43:32,035 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-01-28 23:43:32,036 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-01-28 23:43:32,036 INFO L133 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2018-01-28 23:43:32,036 INFO L133 SettingsManager]: * Bitprecise bitfields=true [2018-01-28 23:43:32,036 INFO L133 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2018-01-28 23:43:32,036 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-01-28 23:43:32,037 INFO L133 SettingsManager]: * sizeof long double=12 [2018-01-28 23:43:32,037 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-01-28 23:43:32,037 INFO L133 SettingsManager]: * Size of a code block=SingleStatement [2018-01-28 23:43:32,037 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-01-28 23:43:32,037 INFO L133 SettingsManager]: * Add additional assume for each assert=false [2018-01-28 23:43:32,038 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-01-28 23:43:32,038 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-01-28 23:43:32,038 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-01-28 23:43:32,038 INFO L133 SettingsManager]: * Interpolant automaton=TWOTRACK [2018-01-28 23:43:32,038 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-01-28 23:43:32,039 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-01-28 23:43:32,039 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-01-28 23:43:32,039 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-01-28 23:43:32,039 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-01-28 23:43:32,039 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-01-28 23:43:32,040 INFO L131 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2018-01-28 23:43:32,040 INFO L133 SettingsManager]: * TransformationType=HEAP_SEPARATOR [2018-01-28 23:43:32,074 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-01-28 23:43:32,086 INFO L266 ainManager$Toolchain]: [Toolchain 1]: Parser(s) successfully initialized [2018-01-28 23:43:32,090 INFO L222 ainManager$Toolchain]: [Toolchain 1]: Toolchain data selected. [2018-01-28 23:43:32,092 INFO L271 PluginConnector]: Initializing CDTParser... [2018-01-28 23:43:32,092 INFO L276 PluginConnector]: CDTParser initialized [2018-01-28 23:43:32,093 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/memsafety/test-0158_false-valid-free.i [2018-01-28 23:43:32,276 INFO L304 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-01-28 23:43:32,282 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2018-01-28 23:43:32,282 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-01-28 23:43:32,283 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-01-28 23:43:32,287 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-01-28 23:43:32,288 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.01 11:43:32" (1/1) ... [2018-01-28 23:43:32,291 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@761082fa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.01 11:43:32, skipping insertion in model container [2018-01-28 23:43:32,291 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.01 11:43:32" (1/1) ... [2018-01-28 23:43:32,304 INFO L153 Dispatcher]: Using SV-COMP mode [2018-01-28 23:43:32,342 INFO L153 Dispatcher]: Using SV-COMP mode [2018-01-28 23:43:32,453 INFO L450 PostProcessor]: Settings: Checked method=main [2018-01-28 23:43:32,471 INFO L450 PostProcessor]: Settings: Checked method=main [2018-01-28 23:43:32,481 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.01 11:43:32 WrapperNode [2018-01-28 23:43:32,481 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-01-28 23:43:32,482 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-01-28 23:43:32,482 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-01-28 23:43:32,482 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-01-28 23:43:32,499 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.01 11:43:32" (1/1) ... [2018-01-28 23:43:32,500 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.01 11:43:32" (1/1) ... [2018-01-28 23:43:32,508 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.01 11:43:32" (1/1) ... [2018-01-28 23:43:32,509 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.01 11:43:32" (1/1) ... [2018-01-28 23:43:32,514 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.01 11:43:32" (1/1) ... [2018-01-28 23:43:32,515 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.01 11:43:32" (1/1) ... [2018-01-28 23:43:32,516 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.01 11:43:32" (1/1) ... [2018-01-28 23:43:32,518 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-01-28 23:43:32,519 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-01-28 23:43:32,519 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-01-28 23:43:32,519 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-01-28 23:43:32,520 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.01 11:43:32" (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 23:43:32,597 INFO L136 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-01-28 23:43:32,598 INFO L136 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-01-28 23:43:32,598 INFO L136 BoogieDeclarations]: Found implementation of procedure main [2018-01-28 23:43:32,598 INFO L128 BoogieDeclarations]: Found specification of procedure write~int [2018-01-28 23:43:32,598 INFO L128 BoogieDeclarations]: Found specification of procedure read~int [2018-01-28 23:43:32,598 INFO L128 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2018-01-28 23:43:32,599 INFO L128 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2018-01-28 23:43:32,599 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.free [2018-01-28 23:43:32,599 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-01-28 23:43:32,599 INFO L128 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-01-28 23:43:32,599 INFO L128 BoogieDeclarations]: Found specification of procedure malloc [2018-01-28 23:43:32,599 INFO L128 BoogieDeclarations]: Found specification of procedure free [2018-01-28 23:43:32,599 INFO L128 BoogieDeclarations]: Found specification of procedure main [2018-01-28 23:43:32,599 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-01-28 23:43:32,599 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-01-28 23:43:32,798 INFO L257 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-01-28 23:43:32,799 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.01 11:43:32 BoogieIcfgContainer [2018-01-28 23:43:32,799 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-01-28 23:43:32,800 INFO L113 PluginConnector]: ------------------------IcfgTransformer---------------------------- [2018-01-28 23:43:32,800 INFO L271 PluginConnector]: Initializing IcfgTransformer... [2018-01-28 23:43:32,801 INFO L276 PluginConnector]: IcfgTransformer initialized [2018-01-28 23:43:32,805 INFO L185 PluginConnector]: Executing the observer IcfgTransformationObserver from plugin IcfgTransformer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.01 11:43:32" (1/1) ... [2018-01-28 23:43:32,814 INFO L103 apSepIcfgTransformer]: HeapSepIcfgTransformer: Starting heap partitioning [2018-01-28 23:43:32,815 INFO L104 apSepIcfgTransformer]: To be partitioned heap arrays found [#memory_$Pointer$.base, #memory_int, #memory_$Pointer$.offset] [2018-01-28 23:43:32,815 INFO L150 apSepIcfgTransformer]: starting freeze-var-style preprocessing [2018-01-28 23:43:32,865 INFO L218 apSepIcfgTransformer]: finished preprocessing for the equality analysis [2018-01-28 23:43:32,958 INFO L101 FixpointEngine]: Starting fixpoint engine with domain VPDomain (maxUnwinding=3, maxParallelStates=2) [2018-01-28 23:44:03,052 INFO L311 AbstractInterpreter]: Visited 41 different actions 41 times. Never merged. Never widened. Never found a fixpoint. Largest state had 31 variables. [2018-01-28 23:44:03,053 INFO L226 apSepIcfgTransformer]: finished equality analysis [2018-01-28 23:44:03,064 INFO L244 HeapSepPreAnalysis]: Number of read from array group [#memory_$Pointer$.offset] : 6 [2018-01-28 23:44:03,064 INFO L244 HeapSepPreAnalysis]: Number of read from array group [#memory_$Pointer$.base] : 6 [2018-01-28 23:44:03,064 INFO L244 HeapSepPreAnalysis]: Number of read from array group [#memory_int] : 5 [2018-01-28 23:44:03,064 INFO L238 apSepIcfgTransformer]: Finished pre analysis before partitioning [2018-01-28 23:44:03,064 INFO L239 apSepIcfgTransformer]: array groups: Set: [#memory_$Pointer$.offset] [#memory_$Pointer$.base] [#memory_int] [2018-01-28 23:44:03,065 INFO L241 apSepIcfgTransformer]: select infos: Set: ((select (select |v_#memory_int_3| |v_main_~#data~3.base_2|) |v_main_~#data~3.offset_2|), at (SUMMARY for call write~$Pointer$(#t~malloc0.base, #t~malloc0.offset, ~#data~3.base, ~#data~3.offset + 0, 4); srcloc: L750)) ((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: L751)) ((select (select |v_#memory_$Pointer$.base_8| |v_main_~#data~3.base_11|) (+ |v_main_~#data~3.offset_8| 1)), at (SUMMARY for call write~int(4, ~#data~3.base, ~#data~3.offset + 0 + 0 + 1, 1); srcloc: L753)) ((select |v_#memory_int_8| |v_main_~#data~3.base_11|), at (SUMMARY for call write~int(4, ~#data~3.base, ~#data~3.offset + 0 + 0 + 1, 1); srcloc: L753)) ((select (select |v_#memory_$Pointer$.base_10| |v_main_~#data~3.base_14|) |v_main_~#data~3.offset_10|), at (SUMMARY for call #t~mem5.base, #t~mem5.offset := read~$Pointer$(~#data~3.base, ~#data~3.offset + 0, 4); srcloc: L753')) ((select (select |v_#memory_int_5| |v_main_~#data~3.base_5|) (+ |v_main_~#data~3.offset_4| 6)), at (SUMMARY for call write~$Pointer$(~#data~3.base, ~#data~3.offset, ~#data~3.base, ~#data~3.offset + 0 + 6, 4); srcloc: L750')) ((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: L750')) ((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: L750)) ((select |v_#memory_int_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: L750')) ((select |v_#memory_$Pointer$.base_9| |v_main_~#data~3.base_11|), at (SUMMARY for call write~int(4, ~#data~3.base, ~#data~3.offset + 0 + 0 + 1, 1); srcloc: L753)) ((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: L751)) ((select (select |v_#memory_$Pointer$.offset_8| |v_main_~#data~3.base_11|) (+ |v_main_~#data~3.offset_8| 1)), at (SUMMARY for call write~int(4, ~#data~3.base, ~#data~3.offset + 0 + 0 + 1, 1); srcloc: L753)) ((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: L750')) ((select (select |v_#memory_$Pointer$.offset_10| |v_main_~#data~3.base_14|) |v_main_~#data~3.offset_10|), at (SUMMARY for call #t~mem5.base, #t~mem5.offset := read~$Pointer$(~#data~3.base, ~#data~3.offset + 0, 4); srcloc: L753')) ((select |v_#memory_int_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: L750)) ((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: L750)) ((select |v_#memory_$Pointer$.offset_9| |v_main_~#data~3.base_11|), at (SUMMARY for call write~int(4, ~#data~3.base, ~#data~3.offset + 0 + 0 + 1, 1); srcloc: L753)) [2018-01-28 23:44:03,069 INFO L544 PartitionManager]: partitioning result: [2018-01-28 23:44:03,069 INFO L549 PartitionManager]: location blocks for array group [#memory_$Pointer$.base] [2018-01-28 23:44:03,069 INFO L558 PartitionManager]: at dimension 0 [2018-01-28 23:44:03,069 INFO L559 PartitionManager]: # array writes (possibly including 1 dummy write/NoStoreIndexInfo) : 1 [2018-01-28 23:44:03,069 INFO L560 PartitionManager]: # location blocks :1 [2018-01-28 23:44:03,070 INFO L558 PartitionManager]: at dimension 1 [2018-01-28 23:44:03,070 INFO L559 PartitionManager]: # array writes (possibly including 1 dummy write/NoStoreIndexInfo) : 1 [2018-01-28 23:44:03,070 INFO L560 PartitionManager]: # location blocks :1 [2018-01-28 23:44:03,070 INFO L549 PartitionManager]: location blocks for array group [#memory_int] [2018-01-28 23:44:03,070 INFO L558 PartitionManager]: at dimension 0 [2018-01-28 23:44:03,071 INFO L559 PartitionManager]: # array writes (possibly including 1 dummy write/NoStoreIndexInfo) : 1 [2018-01-28 23:44:03,071 INFO L560 PartitionManager]: # location blocks :1 [2018-01-28 23:44:03,071 INFO L558 PartitionManager]: at dimension 1 [2018-01-28 23:44:03,071 INFO L559 PartitionManager]: # array writes (possibly including 1 dummy write/NoStoreIndexInfo) : 1 [2018-01-28 23:44:03,071 INFO L560 PartitionManager]: # location blocks :1 [2018-01-28 23:44:03,072 INFO L549 PartitionManager]: location blocks for array group [#memory_$Pointer$.offset] [2018-01-28 23:44:03,072 INFO L558 PartitionManager]: at dimension 0 [2018-01-28 23:44:03,072 INFO L559 PartitionManager]: # array writes (possibly including 1 dummy write/NoStoreIndexInfo) : 1 [2018-01-28 23:44:03,072 INFO L560 PartitionManager]: # location blocks :1 [2018-01-28 23:44:03,072 INFO L558 PartitionManager]: at dimension 1 [2018-01-28 23:44:03,072 INFO L559 PartitionManager]: # array writes (possibly including 1 dummy write/NoStoreIndexInfo) : 1 [2018-01-28 23:44:03,072 INFO L560 PartitionManager]: # location blocks :1 [2018-01-28 23:44:03,073 INFO L86 ransitionTransformer]: executing heap partitioning transformation [2018-01-28 23:44:03,087 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.icfgtransformation CFG 28.01 11:44:03 BasicIcfg [2018-01-28 23:44:03,088 INFO L132 PluginConnector]: ------------------------ END IcfgTransformer---------------------------- [2018-01-28 23:44:03,088 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-01-28 23:44:03,088 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-01-28 23:44:03,091 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-01-28 23:44:03,091 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.01 11:43:32" (1/4) ... [2018-01-28 23:44:03,092 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@447330a0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.01 11:44:03, skipping insertion in model container [2018-01-28 23:44:03,092 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.01 11:43:32" (2/4) ... [2018-01-28 23:44:03,092 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@447330a0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.01 11:44:03, skipping insertion in model container [2018-01-28 23:44:03,092 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.01 11:43:32" (3/4) ... [2018-01-28 23:44:03,092 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@447330a0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.01 11:44:03, skipping insertion in model container [2018-01-28 23:44:03,093 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.icfgtransformation CFG 28.01 11:44:03" (4/4) ... [2018-01-28 23:44:03,094 INFO L107 eAbstractionObserver]: Analyzing ICFG HeapSeparatedIcfg [2018-01-28 23:44:03,100 INFO L128 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-01-28 23:44:03,106 INFO L140 ceAbstractionStarter]: Appying trace abstraction to program that has 15 error locations. [2018-01-28 23:44:03,189 INFO L322 AbstractCegarLoop]: Interprodecural is true [2018-01-28 23:44:03,189 INFO L323 AbstractCegarLoop]: Hoare is true [2018-01-28 23:44:03,189 INFO L324 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-01-28 23:44:03,189 INFO L325 AbstractCegarLoop]: Backedges is TWOTRACK [2018-01-28 23:44:03,189 INFO L326 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-01-28 23:44:03,189 INFO L327 AbstractCegarLoop]: Difference is false [2018-01-28 23:44:03,189 INFO L328 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-01-28 23:44:03,189 INFO L333 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-01-28 23:44:03,190 INFO L87 2NestedWordAutomaton]: Mode: main mode - execution starts in main procedure [2018-01-28 23:44:03,199 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states. [2018-01-28 23:44:03,203 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-01-28 23:44:03,203 INFO L322 BasicCegarLoop]: Found error trace [2018-01-28 23:44:03,204 INFO L330 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1] [2018-01-28 23:44:03,204 INFO L371 AbstractCegarLoop]: === Iteration 1 === [mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr0RequiresViolation, mainErr3RequiresViolation, mainErr7RequiresViolation, mainErr11RequiresViolation, mainErr14EnsuresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr2RequiresViolation, mainErr4RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation]=== [2018-01-28 23:44:03,207 INFO L82 PathProgramCache]: Analyzing trace with hash 186280272, now seen corresponding path program 1 times [2018-01-28 23:44:03,209 INFO L209 onRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-01-28 23:44:03,210 INFO L67 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-01-28 23:44:03,248 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-28 23:44:03,248 INFO L101 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-01-28 23:44:03,249 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-28 23:44:03,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-01-28 23:44:03,294 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-01-28 23:44:03,362 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 23:44:03,364 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-01-28 23:44:03,364 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-01-28 23:44:03,365 INFO L409 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-01-28 23:44:03,372 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-01-28 23:44:03,372 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-01-28 23:44:03,374 INFO L87 Difference]: Start difference. First operand 40 states. Second operand 3 states. [2018-01-28 23:44:03,465 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-01-28 23:44:03,466 INFO L93 Difference]: Finished difference Result 40 states and 41 transitions. [2018-01-28 23:44:03,466 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-01-28 23:44:03,467 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 5 [2018-01-28 23:44:03,467 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-01-28 23:44:03,475 INFO L225 Difference]: With dead ends: 40 [2018-01-28 23:44:03,475 INFO L226 Difference]: Without dead ends: 32 [2018-01-28 23:44:03,478 INFO L533 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-01-28 23:44:03,491 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 32 states. [2018-01-28 23:44:03,502 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 32 to 32. [2018-01-28 23:44:03,503 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 32 states. [2018-01-28 23:44:03,504 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 32 states and 32 transitions. [2018-01-28 23:44:03,506 INFO L78 Accepts]: Start accepts. Automaton has 32 states and 32 transitions. Word has length 5 [2018-01-28 23:44:03,506 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-01-28 23:44:03,506 INFO L432 AbstractCegarLoop]: Abstraction has 32 states and 32 transitions. [2018-01-28 23:44:03,506 INFO L433 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-01-28 23:44:03,506 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 32 transitions. [2018-01-28 23:44:03,507 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-01-28 23:44:03,507 INFO L322 BasicCegarLoop]: Found error trace [2018-01-28 23:44:03,507 INFO L330 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1] [2018-01-28 23:44:03,507 INFO L371 AbstractCegarLoop]: === Iteration 2 === [mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr0RequiresViolation, mainErr3RequiresViolation, mainErr7RequiresViolation, mainErr11RequiresViolation, mainErr14EnsuresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr2RequiresViolation, mainErr4RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation]=== [2018-01-28 23:44:03,507 INFO L82 PathProgramCache]: Analyzing trace with hash 186280274, now seen corresponding path program 1 times [2018-01-28 23:44:03,507 INFO L209 onRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-01-28 23:44:03,507 INFO L67 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-01-28 23:44:03,508 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-28 23:44:03,509 INFO L101 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-01-28 23:44:03,509 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-28 23:44:03,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-01-28 23:44:03,523 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-01-28 23:44:03,632 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 23:44:03,632 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-01-28 23:44:03,632 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-01-28 23:44:03,633 INFO L409 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-01-28 23:44:03,633 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-01-28 23:44:03,634 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-01-28 23:44:03,634 INFO L87 Difference]: Start difference. First operand 32 states and 32 transitions. Second operand 4 states. [2018-01-28 23:44:03,695 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-01-28 23:44:03,695 INFO L93 Difference]: Finished difference Result 32 states and 32 transitions. [2018-01-28 23:44:03,695 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-01-28 23:44:03,695 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 5 [2018-01-28 23:44:03,696 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-01-28 23:44:03,696 INFO L225 Difference]: With dead ends: 32 [2018-01-28 23:44:03,697 INFO L226 Difference]: Without dead ends: 27 [2018-01-28 23:44:03,697 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 23:44:03,698 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 27 states. [2018-01-28 23:44:03,700 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 27 to 27. [2018-01-28 23:44:03,700 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 27 states. [2018-01-28 23:44:03,701 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 27 states and 27 transitions. [2018-01-28 23:44:03,701 INFO L78 Accepts]: Start accepts. Automaton has 27 states and 27 transitions. Word has length 5 [2018-01-28 23:44:03,702 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-01-28 23:44:03,702 INFO L432 AbstractCegarLoop]: Abstraction has 27 states and 27 transitions. [2018-01-28 23:44:03,702 INFO L433 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-01-28 23:44:03,702 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 27 transitions. [2018-01-28 23:44:03,703 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-01-28 23:44:03,703 INFO L322 BasicCegarLoop]: Found error trace [2018-01-28 23:44:03,703 INFO L330 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-01-28 23:44:03,703 INFO L371 AbstractCegarLoop]: === Iteration 3 === [mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr0RequiresViolation, mainErr3RequiresViolation, mainErr7RequiresViolation, mainErr11RequiresViolation, mainErr14EnsuresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr2RequiresViolation, mainErr4RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation]=== [2018-01-28 23:44:03,703 INFO L82 PathProgramCache]: Analyzing trace with hash -114884127, now seen corresponding path program 1 times [2018-01-28 23:44:03,703 INFO L209 onRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-01-28 23:44:03,704 INFO L67 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-01-28 23:44:03,705 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-28 23:44:03,705 INFO L101 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-01-28 23:44:03,705 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-28 23:44:03,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-01-28 23:44:03,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-01-28 23:44:03,756 INFO L389 BasicCegarLoop]: Counterexample might be feasible [2018-01-28 23:44:03,759 INFO L84 mationBacktranslator]: Skipped ATE [165] [165] 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 23:44:03,759 INFO L84 mationBacktranslator]: Skipped ATE [171] [171] L1-->mainENTRY: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] [2018-01-28 23:44:03,759 INFO L84 mationBacktranslator]: Skipped ATE [177] [177] mainENTRY-->L742: 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 23:44:03,760 INFO L84 mationBacktranslator]: Skipped ATE [181] [181] L742-->L750: 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 23:44:03,760 INFO L84 mationBacktranslator]: Skipped ATE [185] [185] L750-->L750': 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|) (= |v_#memory_int_part_locs_0_locs_0_1| |v_#memory_int_part_locs_0_locs_0_2|)) InVars {#memory_int_part_locs_0_locs_0=|v_#memory_int_part_locs_0_locs_0_2|, #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_int_part_locs_0_locs_0=|v_#memory_int_part_locs_0_locs_0_1|, #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|, #memory_int=|v_#memory_int_3|, #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_int_part_locs_0_locs_0, #memory_$Pointer$.base_part_locs_0_locs_0, #memory_$Pointer$.offset_part_locs_0_locs_0, #memory_$Pointer$.base, #memory_int, #memory_$Pointer$.offset] [2018-01-28 23:44:03,760 INFO L84 mationBacktranslator]: Skipped ATE [191] [191] L750'-->L751: 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|)) (= |v_#memory_int_part_locs_0_locs_0_3| |v_#memory_int_part_locs_0_locs_0_4|)) InVars {#memory_int_part_locs_0_locs_0=|v_#memory_int_part_locs_0_locs_0_4|, #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_int_part_locs_0_locs_0=|v_#memory_int_part_locs_0_locs_0_3|, #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|, #memory_int=|v_#memory_int_5|, #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_int_part_locs_0_locs_0, #memory_$Pointer$.base_part_locs_0_locs_0, #memory_$Pointer$.offset_part_locs_0_locs_0, #memory_$Pointer$.base, #memory_int, #memory_$Pointer$.offset] [2018-01-28 23:44:03,760 INFO L84 mationBacktranslator]: Skipped ATE [197] [197] L751-->L752: 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 23:44:03,760 INFO L84 mationBacktranslator]: Skipped ATE [203] [203] L752-->L752': Formula: (and (= v_main_~ptr~3.offset_1 |v_main_#t~mem3.offset_2|) (= v_main_~ptr~3.base_1 |v_main_#t~mem3.base_2|)) InVars {main_#t~mem3.offset=|v_main_#t~mem3.offset_2|, main_#t~mem3.base=|v_main_#t~mem3.base_2|} OutVars{main_#t~mem3.offset=|v_main_#t~mem3.offset_2|, main_~ptr~3.base=v_main_~ptr~3.base_1, main_#t~mem3.base=|v_main_#t~mem3.base_2|, main_~ptr~3.offset=v_main_~ptr~3.offset_1} AuxVars[] AssignedVars[main_~ptr~3.base, main_~ptr~3.offset] [2018-01-28 23:44:03,761 INFO L84 mationBacktranslator]: Skipped ATE [205] [205] L752'-->L753: Formula: true InVars {} OutVars{main_#t~mem3.offset=|v_main_#t~mem3.offset_3|, main_#t~mem3.base=|v_main_#t~mem3.base_3|} AuxVars[] AssignedVars[main_#t~mem3.offset, main_#t~mem3.base] [2018-01-28 23:44:03,761 INFO L84 mationBacktranslator]: Skipped ATE [207] [207] L753-->L753': Formula: (and (= |v_#memory_$Pointer$.base_part_locs_0_locs_0_6| |v_#memory_$Pointer$.base_part_locs_0_locs_0_7|) (= |v_#memory_$Pointer$.offset_part_locs_0_locs_0_6| |v_#memory_$Pointer$.offset_part_locs_0_locs_0_7|) (<= (+ |v_main_~#data~3.offset_8| 2) (select |v_#length_13| |v_main_~#data~3.base_11|)) (<= 0 (+ |v_main_~#data~3.offset_8| 1)) (= |v_#memory_int_part_locs_0_locs_0_5| |v_#memory_int_part_locs_0_locs_0_6|) (= (select |v_#valid_17| |v_main_~#data~3.base_11|) 1)) InVars {#memory_int_part_locs_0_locs_0=|v_#memory_int_part_locs_0_locs_0_6|, #memory_$Pointer$.base_part_locs_0_locs_0=|v_#memory_$Pointer$.base_part_locs_0_locs_0_6|, #memory_$Pointer$.offset_part_locs_0_locs_0=|v_#memory_$Pointer$.offset_part_locs_0_locs_0_7|, main_~#data~3.base=|v_main_~#data~3.base_11|, #valid=|v_#valid_17|, #length=|v_#length_13|, main_~#data~3.offset=|v_main_~#data~3.offset_8|} OutVars{#memory_int_part_locs_0_locs_0=|v_#memory_int_part_locs_0_locs_0_5|, #memory_$Pointer$.base_part_locs_0_locs_0=|v_#memory_$Pointer$.base_part_locs_0_locs_0_7|, #memory_$Pointer$.offset_part_locs_0_locs_0=|v_#memory_$Pointer$.offset_part_locs_0_locs_0_6|, #memory_$Pointer$.base=|v_#memory_$Pointer$.base_8|, main_~#data~3.base=|v_main_~#data~3.base_11|, #valid=|v_#valid_17|, #memory_int=|v_#memory_int_7|, #length=|v_#length_13|, main_~#data~3.offset=|v_main_~#data~3.offset_8|, #memory_$Pointer$.offset=|v_#memory_$Pointer$.offset_8|} AuxVars[] AssignedVars[#memory_int_part_locs_0_locs_0, #memory_$Pointer$.base_part_locs_0_locs_0, #memory_$Pointer$.offset_part_locs_0_locs_0, #memory_$Pointer$.base, #memory_int, #memory_$Pointer$.offset] [2018-01-28 23:44:03,761 INFO L84 mationBacktranslator]: Skipped ATE [213] [213] L753'-->L754: Formula: (and (<= 0 |v_main_~#data~3.offset_10|) (= 1 (select |v_#valid_19| |v_main_~#data~3.base_14|)) (= |v_main_#t~mem5.base_1| (select (select |v_#memory_$Pointer$.base_part_locs_0_locs_0_8| |v_main_~#data~3.base_14|) |v_main_~#data~3.offset_10|)) (= (select (select |v_#memory_$Pointer$.offset_part_locs_0_locs_0_8| |v_main_~#data~3.base_14|) |v_main_~#data~3.offset_10|) |v_main_#t~mem5.offset_1|) (<= (+ |v_main_~#data~3.offset_10| 4) (select |v_#length_15| |v_main_~#data~3.base_14|))) InVars {#memory_$Pointer$.base_part_locs_0_locs_0=|v_#memory_$Pointer$.base_part_locs_0_locs_0_8|, #memory_$Pointer$.offset_part_locs_0_locs_0=|v_#memory_$Pointer$.offset_part_locs_0_locs_0_8|, main_~#data~3.base=|v_main_~#data~3.base_14|, #valid=|v_#valid_19|, #length=|v_#length_15|, main_~#data~3.offset=|v_main_~#data~3.offset_10|} OutVars{#memory_$Pointer$.base_part_locs_0_locs_0=|v_#memory_$Pointer$.base_part_locs_0_locs_0_8|, main_#t~mem5.base=|v_main_#t~mem5.base_1|, #memory_$Pointer$.offset_part_locs_0_locs_0=|v_#memory_$Pointer$.offset_part_locs_0_locs_0_8|, main_~#data~3.base=|v_main_~#data~3.base_14|, #valid=|v_#valid_19|, #length=|v_#length_15|, main_#t~mem5.offset=|v_main_#t~mem5.offset_1|, main_~#data~3.offset=|v_main_~#data~3.offset_10|} AuxVars[] AssignedVars[main_#t~mem5.base, main_#t~mem5.offset] [2018-01-28 23:44:03,761 INFO L84 mationBacktranslator]: Skipped ATE [221] [221] L754-->mainErr10RequiresViolation: Formula: (not (= |v_main_#t~mem5.offset_3| 0)) InVars {main_#t~mem5.offset=|v_main_#t~mem5.offset_3|} OutVars{main_#t~mem5.offset=|v_main_#t~mem5.offset_3|} AuxVars[] AssignedVars[] [2018-01-28 23:44:03,766 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.01 11:44:03 BasicIcfg [2018-01-28 23:44:03,767 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-01-28 23:44:03,768 INFO L168 Benchmark]: Toolchain (without parser) took 31491.42 ms. Allocated memory was 307.2 MB in the beginning and 2.3 GB in the end (delta: 2.0 GB). Free memory was 267.3 MB in the beginning and 2.2 GB in the end (delta: -1.9 GB). Peak memory consumption was 67.8 MB. Max. memory is 5.3 GB. [2018-01-28 23:44:03,768 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 307.2 MB. Free memory is still 273.2 MB. There was no memory consumed. Max. memory is 5.3 GB. [2018-01-28 23:44:03,768 INFO L168 Benchmark]: CACSL2BoogieTranslator took 199.09 ms. Allocated memory is still 307.2 MB. Free memory was 266.3 MB in the beginning and 255.1 MB in the end (delta: 11.1 MB). Peak memory consumption was 11.1 MB. Max. memory is 5.3 GB. [2018-01-28 23:44:03,769 INFO L168 Benchmark]: Boogie Preprocessor took 36.62 ms. Allocated memory is still 307.2 MB. Free memory was 255.1 MB in the beginning and 254.1 MB in the end (delta: 996.3 kB). Peak memory consumption was 996.3 kB. Max. memory is 5.3 GB. [2018-01-28 23:44:03,769 INFO L168 Benchmark]: RCFGBuilder took 280.38 ms. Allocated memory is still 307.2 MB. Free memory was 254.1 MB in the beginning and 237.2 MB in the end (delta: 17.0 MB). Peak memory consumption was 17.0 MB. Max. memory is 5.3 GB. [2018-01-28 23:44:03,769 INFO L168 Benchmark]: IcfgTransformer took 30287.86 ms. Allocated memory was 307.2 MB in the beginning and 2.1 GB in the end (delta: 1.8 GB). Free memory was 237.2 MB in the beginning and 1.1 GB in the end (delta: -842.4 MB). Peak memory consumption was 921.3 MB. Max. memory is 5.3 GB. [2018-01-28 23:44:03,770 INFO L168 Benchmark]: TraceAbstraction took 678.60 ms. Allocated memory was 2.1 GB in the beginning and 2.3 GB in the end (delta: 192.9 MB). Free memory was 1.1 GB in the beginning and 2.2 GB in the end (delta: -1.1 GB). There was no memory consumed. Max. memory is 5.3 GB. [2018-01-28 23:44:03,772 INFO L344 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18 ms. Allocated memory is still 307.2 MB. Free memory is still 273.2 MB. There was no memory consumed. Max. memory is 5.3 GB. * CACSL2BoogieTranslator took 199.09 ms. Allocated memory is still 307.2 MB. Free memory was 266.3 MB in the beginning and 255.1 MB in the end (delta: 11.1 MB). Peak memory consumption was 11.1 MB. Max. memory is 5.3 GB. * Boogie Preprocessor took 36.62 ms. Allocated memory is still 307.2 MB. Free memory was 255.1 MB in the beginning and 254.1 MB in the end (delta: 996.3 kB). Peak memory consumption was 996.3 kB. Max. memory is 5.3 GB. * RCFGBuilder took 280.38 ms. Allocated memory is still 307.2 MB. Free memory was 254.1 MB in the beginning and 237.2 MB in the end (delta: 17.0 MB). Peak memory consumption was 17.0 MB. Max. memory is 5.3 GB. * IcfgTransformer took 30287.86 ms. Allocated memory was 307.2 MB in the beginning and 2.1 GB in the end (delta: 1.8 GB). Free memory was 237.2 MB in the beginning and 1.1 GB in the end (delta: -842.4 MB). Peak memory consumption was 921.3 MB. Max. memory is 5.3 GB. * TraceAbstraction took 678.60 ms. Allocated memory was 2.1 GB in the beginning and 2.3 GB in the end (delta: 192.9 MB). Free memory was 1.1 GB in the beginning and 2.2 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 : 34 LocStat_MAX_WEQGRAPH_SIZE : 8 LocStat_MAX_SIZEOF_WEQEDGELABEL : 12 LocStat_NO_SUPPORTING_EQUALITIES : 444 LocStat_NO_SUPPORTING_DISEQUALITIES : 267 LocStat_NO_DISJUNCTIONS : -68 LocStat_MAX_NO_DISJUNCTIONS : -1 #Transitions : 47 TransStat_MAX_WEQGRAPH_SIZE : 6 TransStat_MAX_SIZEOF_WEQEDGELABEL : 1 TransStat_NO_SUPPORTING_EQUALITIES : 100 TransStat_NO_SUPPORTING_DISEQUALITIES : 24 TransStat_NO_DISJUNCTIONS : 58 TransStat_MAX_NO_DISJUNCTIONS : 4 - StatisticsResult: EqConstraintFactoryStatistics CONJOIN_DISJUNCTIVE(MILLISECONDS) : 1.343312 RENAME_VARIABLES(MILLISECONDS) : 0.014092 UNFREEZE(MILLISECONDS) : 0.000000 CONJOIN(MILLISECONDS) : 1.169539 PROJECTAWAY(MILLISECONDS) : 0.127823 ADD_WEAK_EQUALITY(MILLISECONDS) : 0.088917 DISJOIN(MILLISECONDS) : 15.765533 RENAME_VARIABLES_DISJUNCTIVE(MILLISECONDS) : 0.026843 ADD_EQUALITY(MILLISECONDS) : 0.018731 DISJOIN_DISJUNCTIVE(MILLISECONDS) : 0.000000 ADD_DISEQUALITY(MILLISECONDS) : 0.008142 #CONJOIN_DISJUNCTIVE : 84 #RENAME_VARIABLES : 154 #UNFREEZE : 0 #CONJOIN : 211 #PROJECTAWAY : 141 #ADD_WEAK_EQUALITY : 26 #DISJOIN : 26 #RENAME_VARIABLES_DISJUNCTIVE : 140 #ADD_EQUALITY : 97 #DISJOIN_DISJUNCTIVE : 0 #ADD_DISEQUALITY : 16 * 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$.base]_at_dim_1 : 1 COUNT_ARRAY_WRITES_for_[#memory_int]_at_dim_0 : 1 COUNT_BLOCKS_for_[#memory_int]_at_dim_0 : 1 COUNT_ARRAY_WRITES_for_[#memory_int]_at_dim_1 : 1 COUNT_BLOCKS_for_[#memory_int]_at_dim_1 : 1 COUNT_ARRAY_READS for [#memory_$Pointer$.offset] : 6 COUNT_ARRAY_READS for [#memory_$Pointer$.base] : 6 COUNT_ARRAY_READS for [#memory_int] : 5 * 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, 40 locations, 15 error locations. UNSAFE Result, 0.5s OverallTime, 3 OverallIterations, 1 TraceHistogramMax, 0.1s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 41 SDtfs, 29 SDslu, 26 SDs, 0 SdLazy, 41 SolverSat, 11 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=40occurred 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, 2 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.1s InterpolantComputationTime, 22 NumberOfCodeBlocks, 22 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 8 ConstructedInterpolants, 0 QuantifiedInterpolants, 172 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 2 InterpolantComputations, 2 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_false-valid-free.i_svcomp-DerefFreeMemtrack-32bit-Automizer_Camel+AI_EQ_SS.epf_AutomizerCTransformed.xml/Csv-Benchmark-0-2018-01-28_23-44-03-783.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/test-0158_false-valid-free.i_svcomp-DerefFreeMemtrack-32bit-Automizer_Camel+AI_EQ_SS.epf_AutomizerCTransformed.xml/Csv-VPDomainBenchmark-0-2018-01-28_23-44-03-783.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/test-0158_false-valid-free.i_svcomp-DerefFreeMemtrack-32bit-Automizer_Camel+AI_EQ_SS.epf_AutomizerCTransformed.xml/Csv-BenchmarkWithCounters-0-2018-01-28_23-44-03-783.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/test-0158_false-valid-free.i_svcomp-DerefFreeMemtrack-32bit-Automizer_Camel+AI_EQ_SS.epf_AutomizerCTransformed.xml/Csv-HeapSeparatorBenchmark-0-2018-01-28_23-44-03-783.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/test-0158_false-valid-free.i_svcomp-DerefFreeMemtrack-32bit-Automizer_Camel+AI_EQ_SS.epf_AutomizerCTransformed.xml/Csv-TraceAbstractionBenchmarks-0-2018-01-28_23-44-03-783.csv Received shutdown request...