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_test18_2_false-valid-memtrack_true-termination.i -------------------------------------------------------------------------------- This is Ultimate 0.1.23-acfac67 [2018-01-29 00:56:49,618 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-01-29 00:56:49,626 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-01-29 00:56:49,641 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-01-29 00:56:49,641 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-01-29 00:56:49,642 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-01-29 00:56:49,643 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-01-29 00:56:49,645 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-01-29 00:56:49,647 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-01-29 00:56:49,648 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-01-29 00:56:49,649 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-01-29 00:56:49,649 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-01-29 00:56:49,650 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-01-29 00:56:49,651 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-01-29 00:56:49,652 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-01-29 00:56:49,655 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-01-29 00:56:49,657 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-01-29 00:56:49,659 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-01-29 00:56:49,660 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-01-29 00:56:49,661 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-01-29 00:56:49,664 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-01-29 00:56:49,664 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-01-29 00:56:49,664 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-01-29 00:56:49,665 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-01-29 00:56:49,666 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-01-29 00:56:49,667 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-01-29 00:56:49,667 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-01-29 00:56:49,668 INFO L177 SettingsManager]: PEA to Boogie provides no preferences, ignoring... [2018-01-29 00:56:49,668 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-01-29 00:56:49,669 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-01-29 00:56:49,669 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-01-29 00:56:49,669 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 [2018-01-29 00:56:49,678 INFO L110 SettingsManager]: Loading preferences was successful [2018-01-29 00:56:49,679 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-01-29 00:56:49,680 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-01-29 00:56:49,680 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-01-29 00:56:49,680 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-01-29 00:56:49,680 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=VPDomain [2018-01-29 00:56:49,680 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-01-29 00:56:49,681 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-01-29 00:56:49,681 INFO L133 SettingsManager]: * sizeof long=4 [2018-01-29 00:56:49,681 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-01-29 00:56:49,681 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-01-29 00:56:49,681 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-01-29 00:56:49,681 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-01-29 00:56:49,682 INFO L133 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2018-01-29 00:56:49,682 INFO L133 SettingsManager]: * Bitprecise bitfields=true [2018-01-29 00:56:49,682 INFO L133 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2018-01-29 00:56:49,682 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-01-29 00:56:49,682 INFO L133 SettingsManager]: * sizeof long double=12 [2018-01-29 00:56:49,682 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-01-29 00:56:49,682 INFO L133 SettingsManager]: * Size of a code block=SingleStatement [2018-01-29 00:56:49,682 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-01-29 00:56:49,683 INFO L133 SettingsManager]: * Add additional assume for each assert=false [2018-01-29 00:56:49,683 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-01-29 00:56:49,683 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-01-29 00:56:49,683 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-01-29 00:56:49,683 INFO L133 SettingsManager]: * Interpolant automaton=TWOTRACK [2018-01-29 00:56:49,684 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-01-29 00:56:49,684 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-01-29 00:56:49,684 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-01-29 00:56:49,684 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-01-29 00:56:49,684 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-01-29 00:56:49,684 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-01-29 00:56:49,685 INFO L131 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2018-01-29 00:56:49,685 INFO L133 SettingsManager]: * TransformationType=HEAP_SEPARATOR [2018-01-29 00:56:49,717 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-01-29 00:56:49,727 INFO L266 ainManager$Toolchain]: [Toolchain 1]: Parser(s) successfully initialized [2018-01-29 00:56:49,731 INFO L222 ainManager$Toolchain]: [Toolchain 1]: Toolchain data selected. [2018-01-29 00:56:49,732 INFO L271 PluginConnector]: Initializing CDTParser... [2018-01-29 00:56:49,732 INFO L276 PluginConnector]: CDTParser initialized [2018-01-29 00:56:49,733 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-memsafety/memleaks_test18_2_false-valid-memtrack_true-termination.i [2018-01-29 00:56:49,923 INFO L304 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-01-29 00:56:49,928 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2018-01-29 00:56:49,929 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-01-29 00:56:49,929 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-01-29 00:56:49,934 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-01-29 00:56:49,936 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.01 12:56:49" (1/1) ... [2018-01-29 00:56:49,940 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1eb6bfaf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.01 12:56:49, skipping insertion in model container [2018-01-29 00:56:49,941 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.01 12:56:49" (1/1) ... [2018-01-29 00:56:49,960 INFO L153 Dispatcher]: Using SV-COMP mode [2018-01-29 00:56:50,013 INFO L153 Dispatcher]: Using SV-COMP mode [2018-01-29 00:56:50,118 INFO L450 PostProcessor]: Settings: Checked method=main [2018-01-29 00:56:50,134 INFO L450 PostProcessor]: Settings: Checked method=main [2018-01-29 00:56:50,143 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.01 12:56:50 WrapperNode [2018-01-29 00:56:50,143 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-01-29 00:56:50,144 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-01-29 00:56:50,144 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-01-29 00:56:50,144 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-01-29 00:56:50,161 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.01 12:56:50" (1/1) ... [2018-01-29 00:56:50,161 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.01 12:56:50" (1/1) ... [2018-01-29 00:56:50,171 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.01 12:56:50" (1/1) ... [2018-01-29 00:56:50,171 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.01 12:56:50" (1/1) ... [2018-01-29 00:56:50,174 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.01 12:56:50" (1/1) ... [2018-01-29 00:56:50,177 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.01 12:56:50" (1/1) ... [2018-01-29 00:56:50,178 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.01 12:56:50" (1/1) ... [2018-01-29 00:56:50,180 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-01-29 00:56:50,180 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-01-29 00:56:50,180 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-01-29 00:56:50,180 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-01-29 00:56:50,181 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.01 12:56:50" (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 [2018-01-29 00:56:50,226 INFO L136 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-01-29 00:56:50,226 INFO L136 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-01-29 00:56:50,226 INFO L136 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2018-01-29 00:56:50,226 INFO L136 BoogieDeclarations]: Found implementation of procedure entry_point [2018-01-29 00:56:50,226 INFO L136 BoogieDeclarations]: Found implementation of procedure main [2018-01-29 00:56:50,226 INFO L128 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2018-01-29 00:56:50,227 INFO L128 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2018-01-29 00:56:50,227 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.free [2018-01-29 00:56:50,227 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-01-29 00:56:50,227 INFO L128 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-01-29 00:56:50,227 INFO L128 BoogieDeclarations]: Found specification of procedure malloc [2018-01-29 00:56:50,227 INFO L128 BoogieDeclarations]: Found specification of procedure free [2018-01-29 00:56:50,228 INFO L128 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2018-01-29 00:56:50,228 INFO L128 BoogieDeclarations]: Found specification of procedure ldv_malloc [2018-01-29 00:56:50,228 INFO L128 BoogieDeclarations]: Found specification of procedure entry_point [2018-01-29 00:56:50,228 INFO L128 BoogieDeclarations]: Found specification of procedure main [2018-01-29 00:56:50,228 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-01-29 00:56:50,228 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-01-29 00:56:50,427 INFO L257 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-01-29 00:56:50,428 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.01 12:56:50 BoogieIcfgContainer [2018-01-29 00:56:50,428 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-01-29 00:56:50,429 INFO L113 PluginConnector]: ------------------------IcfgTransformer---------------------------- [2018-01-29 00:56:50,429 INFO L271 PluginConnector]: Initializing IcfgTransformer... [2018-01-29 00:56:50,430 INFO L276 PluginConnector]: IcfgTransformer initialized [2018-01-29 00:56:50,433 INFO L185 PluginConnector]: Executing the observer IcfgTransformationObserver from plugin IcfgTransformer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.01 12:56:50" (1/1) ... [2018-01-29 00:56:50,442 INFO L103 apSepIcfgTransformer]: HeapSepIcfgTransformer: Starting heap partitioning [2018-01-29 00:56:50,443 INFO L104 apSepIcfgTransformer]: To be partitioned heap arrays found [#memory_$Pointer$.base, #memory_$Pointer$.offset] [2018-01-29 00:56:50,443 INFO L150 apSepIcfgTransformer]: starting freeze-var-style preprocessing [2018-01-29 00:56:50,499 INFO L218 apSepIcfgTransformer]: finished preprocessing for the equality analysis [2018-01-29 00:56:50,562 INFO L101 FixpointEngine]: Starting fixpoint engine with domain VPDomain (maxUnwinding=3, maxParallelStates=2) [2018-01-29 00:56:53,482 INFO L311 AbstractInterpreter]: Visited 72 different actions 253 times. Merged at 46 different actions 130 times. Never widened. Found 25 fixpoints after 9 different actions. Largest state had 32 variables. [2018-01-29 00:56:53,484 INFO L226 apSepIcfgTransformer]: finished equality analysis [2018-01-29 00:56:53,496 INFO L244 HeapSepPreAnalysis]: Number of read from array group [#memory_$Pointer$.offset] : 2 [2018-01-29 00:56:53,496 INFO L244 HeapSepPreAnalysis]: Number of read from array group [#memory_$Pointer$.base] : 2 [2018-01-29 00:56:53,496 INFO L238 apSepIcfgTransformer]: Finished pre analysis before partitioning [2018-01-29 00:56:53,496 INFO L239 apSepIcfgTransformer]: array groups: Set: [#memory_$Pointer$.offset] [#memory_$Pointer$.base] [2018-01-29 00:56:53,497 INFO L241 apSepIcfgTransformer]: select infos: Set: ((select (select |v_#memory_$Pointer$.base_5| v_entry_point_~array~7.base_1) (+ (* 4 v_entry_point_~j~7_3) v_entry_point_~array~7.offset_1)), at (SUMMARY for call #t~mem7.base, #t~mem7.offset := read~$Pointer$(~array~7.base, ~array~7.offset + ~j~7 * 4, 4); srcloc: L1454)) ((select |v_#memory_$Pointer$.offset_7| v_entry_point_~array~7.base_9), at (SUMMARY for call write~$Pointer$(~p~7.base, ~p~7.offset, ~array~7.base, ~array~7.offset + ~i~7 * 4, 4); srcloc: L1448)) ((select |v_#memory_$Pointer$.base_7| v_entry_point_~array~7.base_9), at (SUMMARY for call write~$Pointer$(~p~7.base, ~p~7.offset, ~array~7.base, ~array~7.offset + ~i~7 * 4, 4); srcloc: L1448)) ((select (select |v_#memory_$Pointer$.offset_5| v_entry_point_~array~7.base_1) (+ (* 4 v_entry_point_~j~7_3) v_entry_point_~array~7.offset_1)), at (SUMMARY for call #t~mem7.base, #t~mem7.offset := read~$Pointer$(~array~7.base, ~array~7.offset + ~j~7 * 4, 4); srcloc: L1454)) [2018-01-29 00:56:53,500 INFO L544 PartitionManager]: partitioning result: [2018-01-29 00:56:53,500 INFO L549 PartitionManager]: location blocks for array group [#memory_$Pointer$.base] [2018-01-29 00:56:53,500 INFO L558 PartitionManager]: at dimension 0 [2018-01-29 00:56:53,500 INFO L559 PartitionManager]: # array writes (possibly including 1 dummy write/NoStoreIndexInfo) : 1 [2018-01-29 00:56:53,500 INFO L560 PartitionManager]: # location blocks :1 [2018-01-29 00:56:53,501 INFO L558 PartitionManager]: at dimension 1 [2018-01-29 00:56:53,501 INFO L559 PartitionManager]: # array writes (possibly including 1 dummy write/NoStoreIndexInfo) : 1 [2018-01-29 00:56:53,501 INFO L560 PartitionManager]: # location blocks :1 [2018-01-29 00:56:53,501 INFO L549 PartitionManager]: location blocks for array group [#memory_$Pointer$.offset] [2018-01-29 00:56:53,501 INFO L558 PartitionManager]: at dimension 0 [2018-01-29 00:56:53,501 INFO L559 PartitionManager]: # array writes (possibly including 1 dummy write/NoStoreIndexInfo) : 1 [2018-01-29 00:56:53,501 INFO L560 PartitionManager]: # location blocks :1 [2018-01-29 00:56:53,502 INFO L558 PartitionManager]: at dimension 1 [2018-01-29 00:56:53,502 INFO L559 PartitionManager]: # array writes (possibly including 1 dummy write/NoStoreIndexInfo) : 1 [2018-01-29 00:56:53,502 INFO L560 PartitionManager]: # location blocks :1 [2018-01-29 00:56:53,503 INFO L86 ransitionTransformer]: executing heap partitioning transformation [2018-01-29 00:56:53,519 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.icfgtransformation CFG 29.01 12:56:53 BasicIcfg [2018-01-29 00:56:53,520 INFO L132 PluginConnector]: ------------------------ END IcfgTransformer---------------------------- [2018-01-29 00:56:53,520 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-01-29 00:56:53,520 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-01-29 00:56:53,609 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-01-29 00:56:53,609 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.01 12:56:49" (1/4) ... [2018-01-29 00:56:53,609 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@cfd4449 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.01 12:56:53, skipping insertion in model container [2018-01-29 00:56:53,610 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.01 12:56:50" (2/4) ... [2018-01-29 00:56:53,610 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@cfd4449 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.01 12:56:53, skipping insertion in model container [2018-01-29 00:56:53,610 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.01 12:56:50" (3/4) ... [2018-01-29 00:56:53,610 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@cfd4449 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 29.01 12:56:53, skipping insertion in model container [2018-01-29 00:56:53,610 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.icfgtransformation CFG 29.01 12:56:53" (4/4) ... [2018-01-29 00:56:53,612 INFO L107 eAbstractionObserver]: Analyzing ICFG HeapSeparatedIcfg [2018-01-29 00:56:53,618 INFO L128 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-01-29 00:56:53,624 INFO L140 ceAbstractionStarter]: Appying trace abstraction to program that has 9 error locations. [2018-01-29 00:56:53,655 INFO L322 AbstractCegarLoop]: Interprodecural is true [2018-01-29 00:56:53,655 INFO L323 AbstractCegarLoop]: Hoare is true [2018-01-29 00:56:53,655 INFO L324 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-01-29 00:56:53,655 INFO L325 AbstractCegarLoop]: Backedges is TWOTRACK [2018-01-29 00:56:53,655 INFO L326 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-01-29 00:56:53,655 INFO L327 AbstractCegarLoop]: Difference is false [2018-01-29 00:56:53,656 INFO L328 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-01-29 00:56:53,656 INFO L333 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-01-29 00:56:53,656 INFO L87 2NestedWordAutomaton]: Mode: main mode - execution starts in main procedure [2018-01-29 00:56:53,667 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states. [2018-01-29 00:56:53,672 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-01-29 00:56:53,672 INFO L322 BasicCegarLoop]: Found error trace [2018-01-29 00:56:53,673 INFO L330 BasicCegarLoop]: trace histogram [1, 1, 1, 1] [2018-01-29 00:56:53,673 INFO L371 AbstractCegarLoop]: === Iteration 1 === [mainErr0EnsuresViolation, entry_pointErr7RequiresViolation, entry_pointErr5RequiresViolation, entry_pointErr0RequiresViolation, entry_pointErr1RequiresViolation, entry_pointErr6RequiresViolation, entry_pointErr4RequiresViolation, entry_pointErr2RequiresViolation, entry_pointErr3RequiresViolation]=== [2018-01-29 00:56:53,677 INFO L82 PathProgramCache]: Analyzing trace with hash 9826255, now seen corresponding path program 1 times [2018-01-29 00:56:53,678 INFO L209 onRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-01-29 00:56:53,678 INFO L67 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-01-29 00:56:53,724 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-29 00:56:53,724 INFO L101 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-01-29 00:56:53,724 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-29 00:56:53,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-01-29 00:56:53,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-01-29 00:56:53,768 INFO L389 BasicCegarLoop]: Counterexample might be feasible [2018-01-29 00:56:53,771 INFO L84 mationBacktranslator]: Skipped ATE [289] [289] ULTIMATE.startENTRY-->L1: Formula: true InVars {} OutVars{#NULL.offset=|v_#NULL.offset_2|, #NULL.base=|v_#NULL.base_2|, #valid=|v_#valid_9|} AuxVars[] AssignedVars[#valid, #NULL.offset, #NULL.base] [2018-01-29 00:56:53,771 INFO L84 mationBacktranslator]: Skipped ATE [295] [295] L1-->mainENTRY: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] [2018-01-29 00:56:53,771 INFO L84 mationBacktranslator]: Skipped ATE [301] [301] mainENTRY-->mainFINAL: Formula: true InVars {} OutVars{#length=|v_#length_1|, #memory_$Pointer$.base=|v_#memory_$Pointer$.base_1|, #memory_$Pointer$.offset=|v_#memory_$Pointer$.offset_1|, #valid=|v_#valid_1|} AuxVars[] AssignedVars[#memory_$Pointer$.base, #valid, #length, #memory_$Pointer$.offset] [2018-01-29 00:56:53,772 INFO L84 mationBacktranslator]: Skipped ATE [309] [309] mainFINAL-->mainErr0EnsuresViolation: Formula: (not (= |v_#valid_4| |old(#valid)|)) InVars {#valid=|v_#valid_4|, old(#valid)=|old(#valid)|} OutVars{#valid=|v_#valid_4|, old(#valid)=|old(#valid)|} AuxVars[] AssignedVars[] [2018-01-29 00:56:53,777 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 29.01 12:56:53 BasicIcfg [2018-01-29 00:56:53,777 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-01-29 00:56:53,778 INFO L168 Benchmark]: Toolchain (without parser) took 3854.73 ms. Allocated memory was 303.0 MB in the beginning and 780.7 MB in the end (delta: 477.6 MB). Free memory was 259.9 MB in the beginning and 743.4 MB in the end (delta: -483.4 MB). There was no memory consumed. Max. memory is 5.3 GB. [2018-01-29 00:56:53,778 INFO L168 Benchmark]: CDTParser took 0.13 ms. Allocated memory is still 303.0 MB. Free memory is still 266.9 MB. There was no memory consumed. Max. memory is 5.3 GB. [2018-01-29 00:56:53,779 INFO L168 Benchmark]: CACSL2BoogieTranslator took 214.63 ms. Allocated memory is still 303.0 MB. Free memory was 259.9 MB in the beginning and 246.9 MB in the end (delta: 13.1 MB). Peak memory consumption was 13.1 MB. Max. memory is 5.3 GB. [2018-01-29 00:56:53,779 INFO L168 Benchmark]: Boogie Preprocessor took 35.89 ms. Allocated memory is still 303.0 MB. Free memory was 246.9 MB in the beginning and 244.9 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 5.3 GB. [2018-01-29 00:56:53,779 INFO L168 Benchmark]: RCFGBuilder took 248.45 ms. Allocated memory is still 303.0 MB. Free memory was 244.9 MB in the beginning and 225.7 MB in the end (delta: 19.2 MB). Peak memory consumption was 19.2 MB. Max. memory is 5.3 GB. [2018-01-29 00:56:53,779 INFO L168 Benchmark]: IcfgTransformer took 3090.88 ms. Allocated memory was 303.0 MB in the beginning and 601.4 MB in the end (delta: 298.3 MB). Free memory was 225.7 MB in the beginning and 457.1 MB in the end (delta: -231.4 MB). Peak memory consumption was 67.0 MB. Max. memory is 5.3 GB. [2018-01-29 00:56:53,780 INFO L168 Benchmark]: TraceAbstraction took 257.01 ms. Allocated memory was 601.4 MB in the beginning and 780.7 MB in the end (delta: 179.3 MB). Free memory was 457.1 MB in the beginning and 743.4 MB in the end (delta: -286.3 MB). There was no memory consumed. Max. memory is 5.3 GB. [2018-01-29 00:56:53,781 INFO L344 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.13 ms. Allocated memory is still 303.0 MB. Free memory is still 266.9 MB. There was no memory consumed. Max. memory is 5.3 GB. * CACSL2BoogieTranslator took 214.63 ms. Allocated memory is still 303.0 MB. Free memory was 259.9 MB in the beginning and 246.9 MB in the end (delta: 13.1 MB). Peak memory consumption was 13.1 MB. Max. memory is 5.3 GB. * Boogie Preprocessor took 35.89 ms. Allocated memory is still 303.0 MB. Free memory was 246.9 MB in the beginning and 244.9 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 5.3 GB. * RCFGBuilder took 248.45 ms. Allocated memory is still 303.0 MB. Free memory was 244.9 MB in the beginning and 225.7 MB in the end (delta: 19.2 MB). Peak memory consumption was 19.2 MB. Max. memory is 5.3 GB. * IcfgTransformer took 3090.88 ms. Allocated memory was 303.0 MB in the beginning and 601.4 MB in the end (delta: 298.3 MB). Free memory was 225.7 MB in the beginning and 457.1 MB in the end (delta: -231.4 MB). Peak memory consumption was 67.0 MB. Max. memory is 5.3 GB. * TraceAbstraction took 257.01 ms. Allocated memory was 601.4 MB in the beginning and 780.7 MB in the end (delta: 179.3 MB). Free memory was 457.1 MB in the beginning and 743.4 MB in the end (delta: -286.3 MB). There was no memory consumed. Max. memory is 5.3 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2: - StatisticsResult: ArrayEqualityDomainStatistics #Locations : 59 LocStat_MAX_WEQGRAPH_SIZE : 2 LocStat_MAX_SIZEOF_WEQEDGELABEL : 1 LocStat_NO_SUPPORTING_EQUALITIES : 229 LocStat_NO_SUPPORTING_DISEQUALITIES : 13 LocStat_NO_DISJUNCTIONS : -118 LocStat_MAX_NO_DISJUNCTIONS : -1 #Transitions : 85 TransStat_MAX_WEQGRAPH_SIZE : 4 TransStat_MAX_SIZEOF_WEQEDGELABEL : 1 TransStat_NO_SUPPORTING_EQUALITIES : 111 TransStat_NO_SUPPORTING_DISEQUALITIES : 20 TransStat_NO_DISJUNCTIONS : 93 TransStat_MAX_NO_DISJUNCTIONS : 4 - StatisticsResult: EqConstraintFactoryStatistics CONJOIN_DISJUNCTIVE(MILLISECONDS) : 0.015071 RENAME_VARIABLES(MILLISECONDS) : 0.207243 UNFREEZE(MILLISECONDS) : 0.000000 CONJOIN(MILLISECONDS) : 0.000974 PROJECTAWAY(MILLISECONDS) : 0.088539 ADD_WEAK_EQUALITY(MILLISECONDS) : 0.106575 DISJOIN(MILLISECONDS) : 0.218589 RENAME_VARIABLES_DISJUNCTIVE(MILLISECONDS) : 0.232922 ADD_EQUALITY(MILLISECONDS) : 0.038134 DISJOIN_DISJUNCTIVE(MILLISECONDS) : 0.000000 ADD_DISEQUALITY(MILLISECONDS) : 0.016830 #CONJOIN_DISJUNCTIVE : 426 #RENAME_VARIABLES : 960 #UNFREEZE : 0 #CONJOIN : 690 #PROJECTAWAY : 660 #ADD_WEAK_EQUALITY : 9 #DISJOIN : 83 #RENAME_VARIABLES_DISJUNCTIVE : 905 #ADD_EQUALITY : 97 #DISJOIN_DISJUNCTIVE : 0 #ADD_DISEQUALITY : 17 * Results from de.uni_freiburg.informatik.ultimate.plugins.icfgtransformation: - StatisticsResult: HeapSeparatorStatistics COUNT_ARRAY_WRITES_for_[#memory_$Pointer$.offset]_at_dim_0 : 1 COUNT_BLOCKS_for_[#memory_$Pointer$.offset]_at_dim_0 : 1 COUNT_ARRAY_WRITES_for_[#memory_$Pointer$.offset]_at_dim_1 : 1 COUNT_BLOCKS_for_[#memory_$Pointer$.offset]_at_dim_1 : 1 COUNT_ARRAY_WRITES_for_[#memory_$Pointer$.base]_at_dim_0 : 1 COUNT_BLOCKS_for_[#memory_$Pointer$.base]_at_dim_0 : 1 COUNT_ARRAY_WRITES_for_[#memory_$Pointer$.base]_at_dim_1 : 1 COUNT_BLOCKS_for_[#memory_$Pointer$.base]_at_dim_1 : 1 COUNT_ARRAY_READS for [#memory_$Pointer$.offset] : 2 COUNT_ARRAY_READS for [#memory_$Pointer$.base] : 2 * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - UnprovableResult [Line: 1460]: Unable to prove that all allocated memory was freed Unable to prove that all allocated memory was freed Reason: overapproximation of memtrack at line 1460. Possible FailurePath: - StatisticsResult: Ultimate Automizer benchmark data CFG has 5 procedures, 60 locations, 9 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=60occurred 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_test18_2_false-valid-memtrack_true-termination.i_svcomp-DerefFreeMemtrack-32bit-Automizer_Camel+AI_EQ_SS.epf_AutomizerCTransformed.xml/Csv-Benchmark-0-2018-01-29_00-56-53-789.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/memleaks_test18_2_false-valid-memtrack_true-termination.i_svcomp-DerefFreeMemtrack-32bit-Automizer_Camel+AI_EQ_SS.epf_AutomizerCTransformed.xml/Csv-VPDomainBenchmark-0-2018-01-29_00-56-53-789.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/memleaks_test18_2_false-valid-memtrack_true-termination.i_svcomp-DerefFreeMemtrack-32bit-Automizer_Camel+AI_EQ_SS.epf_AutomizerCTransformed.xml/Csv-BenchmarkWithCounters-0-2018-01-29_00-56-53-789.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/memleaks_test18_2_false-valid-memtrack_true-termination.i_svcomp-DerefFreeMemtrack-32bit-Automizer_Camel+AI_EQ_SS.epf_AutomizerCTransformed.xml/Csv-HeapSeparatorBenchmark-0-2018-01-29_00-56-53-789.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/memleaks_test18_2_false-valid-memtrack_true-termination.i_svcomp-DerefFreeMemtrack-32bit-Automizer_Camel+AI_EQ_SS.epf_AutomizerCTransformed.xml/Csv-TraceAbstractionBenchmarks-0-2018-01-29_00-56-53-789.csv Received shutdown request...