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/array-memsafety/bubblesort_unsafe_false-valid-deref.i -------------------------------------------------------------------------------- This is Ultimate 0.1.23-acfac67 [2018-01-28 23:09:42,704 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-01-28 23:09:42,707 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-01-28 23:09:42,720 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-01-28 23:09:42,720 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-01-28 23:09:42,721 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-01-28 23:09:42,723 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-01-28 23:09:42,724 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-01-28 23:09:42,726 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-01-28 23:09:42,727 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-01-28 23:09:42,728 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-01-28 23:09:42,728 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-01-28 23:09:42,729 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-01-28 23:09:42,731 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-01-28 23:09:42,731 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-01-28 23:09:42,734 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-01-28 23:09:42,736 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-01-28 23:09:42,738 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-01-28 23:09:42,739 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-01-28 23:09:42,740 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-01-28 23:09:42,742 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-01-28 23:09:42,743 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-01-28 23:09:42,743 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-01-28 23:09:42,744 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-01-28 23:09:42,745 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-01-28 23:09:42,746 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-01-28 23:09:42,746 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-01-28 23:09:42,747 INFO L177 SettingsManager]: PEA to Boogie provides no preferences, ignoring... [2018-01-28 23:09:42,747 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-01-28 23:09:42,747 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-01-28 23:09:42,748 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-01-28 23:09:42,748 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 23:09:42,758 INFO L110 SettingsManager]: Loading preferences was successful [2018-01-28 23:09:42,758 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-01-28 23:09:42,759 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-01-28 23:09:42,759 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-01-28 23:09:42,760 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-01-28 23:09:42,760 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=VPDomain [2018-01-28 23:09:42,760 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-01-28 23:09:42,761 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-01-28 23:09:42,761 INFO L133 SettingsManager]: * sizeof long=4 [2018-01-28 23:09:42,761 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-01-28 23:09:42,761 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-01-28 23:09:42,762 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-01-28 23:09:42,762 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-01-28 23:09:42,762 INFO L133 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2018-01-28 23:09:42,762 INFO L133 SettingsManager]: * Bitprecise bitfields=true [2018-01-28 23:09:42,762 INFO L133 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2018-01-28 23:09:42,762 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-01-28 23:09:42,763 INFO L133 SettingsManager]: * sizeof long double=12 [2018-01-28 23:09:42,763 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-01-28 23:09:42,763 INFO L133 SettingsManager]: * Size of a code block=SingleStatement [2018-01-28 23:09:42,763 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-01-28 23:09:42,763 INFO L133 SettingsManager]: * Add additional assume for each assert=false [2018-01-28 23:09:42,764 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-01-28 23:09:42,764 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-01-28 23:09:42,764 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-01-28 23:09:42,764 INFO L133 SettingsManager]: * Interpolant automaton=TWOTRACK [2018-01-28 23:09:42,764 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-01-28 23:09:42,765 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-01-28 23:09:42,765 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-01-28 23:09:42,765 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-01-28 23:09:42,765 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-01-28 23:09:42,765 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-01-28 23:09:42,766 INFO L131 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2018-01-28 23:09:42,766 INFO L133 SettingsManager]: * TransformationType=HEAP_SEPARATOR [2018-01-28 23:09:42,801 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-01-28 23:09:42,814 INFO L266 ainManager$Toolchain]: [Toolchain 1]: Parser(s) successfully initialized [2018-01-28 23:09:42,820 INFO L222 ainManager$Toolchain]: [Toolchain 1]: Toolchain data selected. [2018-01-28 23:09:42,821 INFO L271 PluginConnector]: Initializing CDTParser... [2018-01-28 23:09:42,822 INFO L276 PluginConnector]: CDTParser initialized [2018-01-28 23:09:42,823 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/array-memsafety/bubblesort_unsafe_false-valid-deref.i [2018-01-28 23:09:42,943 INFO L304 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-01-28 23:09:42,947 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2018-01-28 23:09:42,948 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-01-28 23:09:42,948 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-01-28 23:09:42,953 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-01-28 23:09:42,954 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.01 11:09:42" (1/1) ... [2018-01-28 23:09:42,957 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1c9ba09 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.01 11:09:42, skipping insertion in model container [2018-01-28 23:09:42,957 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.01 11:09:42" (1/1) ... [2018-01-28 23:09:42,973 INFO L153 Dispatcher]: Using SV-COMP mode [2018-01-28 23:09:42,993 INFO L153 Dispatcher]: Using SV-COMP mode [2018-01-28 23:09:43,117 INFO L450 PostProcessor]: Settings: Checked method=main [2018-01-28 23:09:43,133 INFO L450 PostProcessor]: Settings: Checked method=main [2018-01-28 23:09:43,140 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.01 11:09:43 WrapperNode [2018-01-28 23:09:43,140 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-01-28 23:09:43,141 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-01-28 23:09:43,141 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-01-28 23:09:43,141 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-01-28 23:09:43,152 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.01 11:09:43" (1/1) ... [2018-01-28 23:09:43,153 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.01 11:09:43" (1/1) ... [2018-01-28 23:09:43,162 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.01 11:09:43" (1/1) ... [2018-01-28 23:09:43,162 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.01 11:09:43" (1/1) ... [2018-01-28 23:09:43,165 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.01 11:09:43" (1/1) ... [2018-01-28 23:09:43,169 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.01 11:09:43" (1/1) ... [2018-01-28 23:09:43,170 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.01 11:09:43" (1/1) ... [2018-01-28 23:09:43,171 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-01-28 23:09:43,172 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-01-28 23:09:43,172 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-01-28 23:09:43,172 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-01-28 23:09:43,173 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.01 11:09:43" (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 23:09:43,227 INFO L136 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-01-28 23:09:43,228 INFO L136 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-01-28 23:09:43,228 INFO L136 BoogieDeclarations]: Found implementation of procedure bubbleSort [2018-01-28 23:09:43,228 INFO L136 BoogieDeclarations]: Found implementation of procedure main [2018-01-28 23:09:43,228 INFO L128 BoogieDeclarations]: Found specification of procedure write~int [2018-01-28 23:09:43,228 INFO L128 BoogieDeclarations]: Found specification of procedure read~int [2018-01-28 23:09:43,229 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.free [2018-01-28 23:09:43,229 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-01-28 23:09:43,229 INFO L128 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2018-01-28 23:09:43,229 INFO L128 BoogieDeclarations]: Found specification of procedure bubbleSort [2018-01-28 23:09:43,229 INFO L128 BoogieDeclarations]: Found specification of procedure main [2018-01-28 23:09:43,229 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-01-28 23:09:43,229 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-01-28 23:09:43,477 INFO L257 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-01-28 23:09:43,477 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.01 11:09:43 BoogieIcfgContainer [2018-01-28 23:09:43,478 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-01-28 23:09:43,478 INFO L113 PluginConnector]: ------------------------IcfgTransformer---------------------------- [2018-01-28 23:09:43,478 INFO L271 PluginConnector]: Initializing IcfgTransformer... [2018-01-28 23:09:43,479 INFO L276 PluginConnector]: IcfgTransformer initialized [2018-01-28 23:09:43,481 INFO L185 PluginConnector]: Executing the observer IcfgTransformationObserver from plugin IcfgTransformer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.01 11:09:43" (1/1) ... [2018-01-28 23:09:43,489 INFO L103 apSepIcfgTransformer]: HeapSepIcfgTransformer: Starting heap partitioning [2018-01-28 23:09:43,489 INFO L104 apSepIcfgTransformer]: To be partitioned heap arrays found [#memory_int] [2018-01-28 23:09:43,490 INFO L150 apSepIcfgTransformer]: starting freeze-var-style preprocessing [2018-01-28 23:09:43,536 INFO L218 apSepIcfgTransformer]: finished preprocessing for the equality analysis [2018-01-28 23:09:43,589 INFO L101 FixpointEngine]: Starting fixpoint engine with domain VPDomain (maxUnwinding=3, maxParallelStates=2) [2018-01-28 23:09:48,126 INFO L311 AbstractInterpreter]: Visited 69 different actions 279 times. Merged at 36 different actions 156 times. Widened at 1 different actions 1 times. Found 28 fixpoints after 16 different actions. Largest state had 28 variables. [2018-01-28 23:09:48,129 INFO L226 apSepIcfgTransformer]: finished equality analysis [2018-01-28 23:09:48,140 INFO L244 HeapSepPreAnalysis]: Number of read from array group [#memory_int] : 6 [2018-01-28 23:09:48,141 INFO L238 apSepIcfgTransformer]: Finished pre analysis before partitioning [2018-01-28 23:09:48,141 INFO L239 apSepIcfgTransformer]: array groups: Set: [#memory_int] [2018-01-28 23:09:48,142 INFO L241 apSepIcfgTransformer]: select infos: Set: ((select (select |v_#memory_int_1| v_bubbleSort_~numbers.base_2) (+ (* 4 v_bubbleSort_~j~2_5) v_bubbleSort_~numbers.offset_2 (- 4))), at (SUMMARY for call #t~mem2 := read~int(~numbers.base, ~numbers.offset + (~j~2 - 1) * 4, 4); srcloc: L7)) ((select (select |v_#memory_int_3| v_bubbleSort_~numbers.base_8) (+ v_bubbleSort_~numbers.offset_6 (* 4 v_bubbleSort_~j~2_9) (- 4))), at (SUMMARY for call #t~mem4 := read~int(~numbers.base, ~numbers.offset + (~j~2 - 1) * 4, 4); srcloc: L8)) ((select (select |v_#memory_int_4| v_bubbleSort_~numbers.base_11) (+ v_bubbleSort_~numbers.offset_8 (* 4 v_bubbleSort_~j~2_11))), at (SUMMARY for call #t~mem6 := read~int(~numbers.base, ~numbers.offset + ~j~2 * 4, 4); srcloc: L9)) ((select |v_#memory_int_8| v_bubbleSort_~numbers.base_17), at (SUMMARY for call write~int(~temp~2, ~numbers.base, ~numbers.offset + ~j~2 * 4, 4); srcloc: L10)) ((select (select |v_#memory_int_2| v_bubbleSort_~numbers.base_5) (+ (* 4 v_bubbleSort_~j~2_7) v_bubbleSort_~numbers.offset_4)), at (SUMMARY for call #t~mem3 := read~int(~numbers.base, ~numbers.offset + ~j~2 * 4, 4); srcloc: L7')) ((select |v_#memory_int_6| v_bubbleSort_~numbers.base_14), at (SUMMARY for call write~int(#t~mem6, ~numbers.base, ~numbers.offset + (~j~2 - 1) * 4, 4); srcloc: L9')) [2018-01-28 23:09:48,147 INFO L544 PartitionManager]: partitioning result: [2018-01-28 23:09:48,148 INFO L549 PartitionManager]: location blocks for array group [#memory_int] [2018-01-28 23:09:48,148 INFO L558 PartitionManager]: at dimension 0 [2018-01-28 23:09:48,148 INFO L559 PartitionManager]: # array writes (possibly including 1 dummy write/NoStoreIndexInfo) : 1 [2018-01-28 23:09:48,148 INFO L560 PartitionManager]: # location blocks :1 [2018-01-28 23:09:48,148 INFO L558 PartitionManager]: at dimension 1 [2018-01-28 23:09:48,148 INFO L559 PartitionManager]: # array writes (possibly including 1 dummy write/NoStoreIndexInfo) : 1 [2018-01-28 23:09:48,148 INFO L560 PartitionManager]: # location blocks :1 [2018-01-28 23:09:48,149 INFO L86 ransitionTransformer]: executing heap partitioning transformation [2018-01-28 23:09:48,166 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.icfgtransformation CFG 28.01 11:09:48 BasicIcfg [2018-01-28 23:09:48,166 INFO L132 PluginConnector]: ------------------------ END IcfgTransformer---------------------------- [2018-01-28 23:09:48,167 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-01-28 23:09:48,168 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-01-28 23:09:48,171 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-01-28 23:09:48,171 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.01 11:09:42" (1/4) ... [2018-01-28 23:09:48,172 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@23c14d25 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.01 11:09:48, skipping insertion in model container [2018-01-28 23:09:48,172 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.01 11:09:43" (2/4) ... [2018-01-28 23:09:48,173 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@23c14d25 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.01 11:09:48, skipping insertion in model container [2018-01-28 23:09:48,173 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.01 11:09:43" (3/4) ... [2018-01-28 23:09:48,173 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@23c14d25 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.01 11:09:48, skipping insertion in model container [2018-01-28 23:09:48,173 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.icfgtransformation CFG 28.01 11:09:48" (4/4) ... [2018-01-28 23:09:48,175 INFO L107 eAbstractionObserver]: Analyzing ICFG HeapSeparatedIcfg [2018-01-28 23:09:48,182 INFO L128 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-01-28 23:09:48,188 INFO L140 ceAbstractionStarter]: Appying trace abstraction to program that has 13 error locations. [2018-01-28 23:09:48,298 INFO L322 AbstractCegarLoop]: Interprodecural is true [2018-01-28 23:09:48,298 INFO L323 AbstractCegarLoop]: Hoare is true [2018-01-28 23:09:48,298 INFO L324 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-01-28 23:09:48,299 INFO L325 AbstractCegarLoop]: Backedges is TWOTRACK [2018-01-28 23:09:48,299 INFO L326 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-01-28 23:09:48,299 INFO L327 AbstractCegarLoop]: Difference is false [2018-01-28 23:09:48,299 INFO L328 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-01-28 23:09:48,299 INFO L333 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-01-28 23:09:48,300 INFO L87 2NestedWordAutomaton]: Mode: main mode - execution starts in main procedure [2018-01-28 23:09:48,315 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states. [2018-01-28 23:09:48,322 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-01-28 23:09:48,323 INFO L322 BasicCegarLoop]: Found error trace [2018-01-28 23:09:48,324 INFO L330 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-01-28 23:09:48,324 INFO L371 AbstractCegarLoop]: === Iteration 1 === [bubbleSortErr7RequiresViolation, bubbleSortErr11RequiresViolation, bubbleSortErr0RequiresViolation, bubbleSortErr3RequiresViolation, bubbleSortErr9RequiresViolation, bubbleSortErr1RequiresViolation, bubbleSortErr2RequiresViolation, bubbleSortErr8RequiresViolation, bubbleSortErr6RequiresViolation, bubbleSortErr10RequiresViolation, bubbleSortErr4RequiresViolation, bubbleSortErr5RequiresViolation, mainErr0EnsuresViolation]=== [2018-01-28 23:09:48,329 INFO L82 PathProgramCache]: Analyzing trace with hash -183715386, now seen corresponding path program 1 times [2018-01-28 23:09:48,332 INFO L209 onRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-01-28 23:09:48,332 INFO L67 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-01-28 23:09:48,395 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-28 23:09:48,395 INFO L101 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-01-28 23:09:48,396 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-28 23:09:48,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-01-28 23:09:48,446 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-01-28 23:09:48,472 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 23:09:48,475 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-01-28 23:09:48,475 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2018-01-28 23:09:48,477 INFO L409 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-01-28 23:09:48,488 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-01-28 23:09:48,489 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-01-28 23:09:48,492 INFO L87 Difference]: Start difference. First operand 62 states. Second operand 2 states. [2018-01-28 23:09:48,517 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-01-28 23:09:48,518 INFO L93 Difference]: Finished difference Result 106 states and 118 transitions. [2018-01-28 23:09:48,518 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-01-28 23:09:48,519 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 9 [2018-01-28 23:09:48,520 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-01-28 23:09:48,531 INFO L225 Difference]: With dead ends: 106 [2018-01-28 23:09:48,531 INFO L226 Difference]: Without dead ends: 54 [2018-01-28 23:09:48,535 INFO L533 BasicCegarLoop]: 0 DeclaredPredicates, 1 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-01-28 23:09:48,555 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 54 states. [2018-01-28 23:09:48,573 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 54 to 54. [2018-01-28 23:09:48,574 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 54 states. [2018-01-28 23:09:48,576 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 54 states and 57 transitions. [2018-01-28 23:09:48,578 INFO L78 Accepts]: Start accepts. Automaton has 54 states and 57 transitions. Word has length 9 [2018-01-28 23:09:48,578 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-01-28 23:09:48,578 INFO L432 AbstractCegarLoop]: Abstraction has 54 states and 57 transitions. [2018-01-28 23:09:48,578 INFO L433 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-01-28 23:09:48,579 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 57 transitions. [2018-01-28 23:09:48,579 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-01-28 23:09:48,580 INFO L322 BasicCegarLoop]: Found error trace [2018-01-28 23:09:48,580 INFO L330 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-01-28 23:09:48,580 INFO L371 AbstractCegarLoop]: === Iteration 2 === [bubbleSortErr7RequiresViolation, bubbleSortErr11RequiresViolation, bubbleSortErr0RequiresViolation, bubbleSortErr3RequiresViolation, bubbleSortErr9RequiresViolation, bubbleSortErr1RequiresViolation, bubbleSortErr2RequiresViolation, bubbleSortErr8RequiresViolation, bubbleSortErr6RequiresViolation, bubbleSortErr10RequiresViolation, bubbleSortErr4RequiresViolation, bubbleSortErr5RequiresViolation, mainErr0EnsuresViolation]=== [2018-01-28 23:09:48,580 INFO L82 PathProgramCache]: Analyzing trace with hash -912831366, now seen corresponding path program 1 times [2018-01-28 23:09:48,580 INFO L209 onRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-01-28 23:09:48,580 INFO L67 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-01-28 23:09:48,582 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-28 23:09:48,582 INFO L101 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-01-28 23:09:48,582 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-28 23:09:48,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-01-28 23:09:48,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-01-28 23:09:48,628 INFO L389 BasicCegarLoop]: Counterexample might be feasible [2018-01-28 23:09:48,632 INFO L84 mationBacktranslator]: Skipped ATE [277] [277] ULTIMATE.startENTRY-->L1: Formula: true InVars {} OutVars{#NULL.offset=|v_#NULL.offset_2|, #NULL.base=|v_#NULL.base_2|, #valid=|v_#valid_15|} AuxVars[] AssignedVars[#valid, #NULL.offset, #NULL.base] [2018-01-28 23:09:48,633 INFO L84 mationBacktranslator]: Skipped ATE [283] [283] L1-->mainENTRY: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] [2018-01-28 23:09:48,633 INFO L84 mationBacktranslator]: Skipped ATE [289] [289] mainENTRY-->L17: Formula: true InVars {} OutVars{main_~numbers~6.base=v_main_~numbers~6.base_1, main_~numbers~6.offset=v_main_~numbers~6.offset_1} AuxVars[] AssignedVars[main_~numbers~6.base, main_~numbers~6.offset] [2018-01-28 23:09:48,633 INFO L84 mationBacktranslator]: Skipped ATE [293] [293] L17-->L17': Formula: (and (<= 0 (+ |v_main_#t~nondet8_1| 2147483648)) (<= |v_main_#t~nondet8_1| 2147483647)) InVars {main_#t~nondet8=|v_main_#t~nondet8_1|} OutVars{main_#t~nondet8=|v_main_#t~nondet8_1|} AuxVars[] AssignedVars[] [2018-01-28 23:09:48,633 INFO L84 mationBacktranslator]: Skipped ATE [297] [297] L17'-->L17'': Formula: (= v_main_~array_size~6_1 |v_main_#t~nondet8_2|) InVars {main_#t~nondet8=|v_main_#t~nondet8_2|} OutVars{main_~array_size~6=v_main_~array_size~6_1, main_#t~nondet8=|v_main_#t~nondet8_2|} AuxVars[] AssignedVars[main_~array_size~6] [2018-01-28 23:09:48,633 INFO L84 mationBacktranslator]: Skipped ATE [299] [299] L17''-->L18: Formula: true InVars {} OutVars{main_#t~nondet8=|v_main_#t~nondet8_3|} AuxVars[] AssignedVars[main_#t~nondet8] [2018-01-28 23:09:48,634 INFO L84 mationBacktranslator]: Skipped ATE [303] [303] L18-->bubbleSortENTRY: Formula: (and (= |v_bubbleSort_#in~array_sizeInParam_1| v_main_~array_size~6_3) (= |v_bubbleSort_#in~numbers.baseInParam_1| v_main_~numbers~6.base_3) (= |v_bubbleSort_#in~numbers.offsetInParam_1| v_main_~numbers~6.offset_3)) InVars {main_~array_size~6=v_main_~array_size~6_3, main_~numbers~6.base=v_main_~numbers~6.base_3, main_~numbers~6.offset=v_main_~numbers~6.offset_3} OutVars{bubbleSort_#in~numbers.base=|v_bubbleSort_#in~numbers.baseInParam_1|, bubbleSort_#in~array_size=|v_bubbleSort_#in~array_sizeInParam_1|, bubbleSort_#in~numbers.offset=|v_bubbleSort_#in~numbers.offsetInParam_1|} AuxVars[] AssignedVars[bubbleSort_#in~numbers.base, bubbleSort_#in~array_size, bubbleSort_#in~numbers.offset] [2018-01-28 23:09:48,634 INFO L84 mationBacktranslator]: Skipped ATE [307] [307] bubbleSortENTRY-->L2: Formula: (and (= v_bubbleSort_~numbers.offset_1 |v_bubbleSort_#in~numbers.offset_1|) (= v_bubbleSort_~numbers.base_1 |v_bubbleSort_#in~numbers.base_1|)) InVars {bubbleSort_#in~numbers.base=|v_bubbleSort_#in~numbers.base_1|, bubbleSort_#in~numbers.offset=|v_bubbleSort_#in~numbers.offset_1|} OutVars{bubbleSort_#in~numbers.base=|v_bubbleSort_#in~numbers.base_1|, bubbleSort_~numbers.offset=v_bubbleSort_~numbers.offset_1, bubbleSort_~numbers.base=v_bubbleSort_~numbers.base_1, bubbleSort_#in~numbers.offset=|v_bubbleSort_#in~numbers.offset_1|} AuxVars[] AssignedVars[bubbleSort_~numbers.offset, bubbleSort_~numbers.base] [2018-01-28 23:09:48,634 INFO L84 mationBacktranslator]: Skipped ATE [313] [313] L2-->L4: Formula: (= v_bubbleSort_~array_size_1 |v_bubbleSort_#in~array_size_1|) InVars {bubbleSort_#in~array_size=|v_bubbleSort_#in~array_size_1|} OutVars{bubbleSort_#in~array_size=|v_bubbleSort_#in~array_size_1|, bubbleSort_~array_size=v_bubbleSort_~array_size_1} AuxVars[] AssignedVars[bubbleSort_~array_size] [2018-01-28 23:09:48,634 INFO L84 mationBacktranslator]: Skipped ATE [315] [315] L4-->L4': Formula: true InVars {} OutVars{bubbleSort_~i~2=v_bubbleSort_~i~2_1} AuxVars[] AssignedVars[bubbleSort_~i~2] [2018-01-28 23:09:48,634 INFO L84 mationBacktranslator]: Skipped ATE [317] [317] L4'-->L4'': Formula: true InVars {} OutVars{bubbleSort_~j~2=v_bubbleSort_~j~2_1} AuxVars[] AssignedVars[bubbleSort_~j~2] [2018-01-28 23:09:48,634 INFO L84 mationBacktranslator]: Skipped ATE [319] [319] L4''-->L5: Formula: true InVars {} OutVars{bubbleSort_~temp~2=v_bubbleSort_~temp~2_1} AuxVars[] AssignedVars[bubbleSort_~temp~2] [2018-01-28 23:09:48,635 INFO L84 mationBacktranslator]: Skipped ATE [321] [321] L5-->L5'''''': Formula: (= v_bubbleSort_~i~2_2 (+ v_bubbleSort_~array_size_2 (- 1))) InVars {bubbleSort_~array_size=v_bubbleSort_~array_size_2} OutVars{bubbleSort_~i~2=v_bubbleSort_~i~2_2, bubbleSort_~array_size=v_bubbleSort_~array_size_2} AuxVars[] AssignedVars[bubbleSort_~i~2] [2018-01-28 23:09:48,635 INFO L84 mationBacktranslator]: Skipped ATE [323] [323] L5''''''-->L5': Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] [2018-01-28 23:09:48,635 INFO L84 mationBacktranslator]: Skipped ATE [329] [329] L5'-->L6: Formula: (<= 0 v_bubbleSort_~i~2_4) InVars {bubbleSort_~i~2=v_bubbleSort_~i~2_4} OutVars{bubbleSort_~i~2=v_bubbleSort_~i~2_4} AuxVars[] AssignedVars[] [2018-01-28 23:09:48,635 INFO L84 mationBacktranslator]: Skipped ATE [333] [333] L6-->L6'''''': Formula: (= v_bubbleSort_~j~2_2 1) InVars {} OutVars{bubbleSort_~j~2=v_bubbleSort_~j~2_2} AuxVars[] AssignedVars[bubbleSort_~j~2] [2018-01-28 23:09:48,635 INFO L84 mationBacktranslator]: Skipped ATE [335] [335] L6''''''-->L6': Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] [2018-01-28 23:09:48,635 INFO L84 mationBacktranslator]: Skipped ATE [341] [341] L6'-->L7: Formula: (<= v_bubbleSort_~j~2_4 v_bubbleSort_~i~2_6) InVars {bubbleSort_~i~2=v_bubbleSort_~i~2_6, bubbleSort_~j~2=v_bubbleSort_~j~2_4} OutVars{bubbleSort_~i~2=v_bubbleSort_~i~2_6, bubbleSort_~j~2=v_bubbleSort_~j~2_4} AuxVars[] AssignedVars[] [2018-01-28 23:09:48,636 INFO L84 mationBacktranslator]: Skipped ATE [347] [347] L7-->bubbleSortErr0RequiresViolation: Formula: (not (= (select |v_#valid_2| v_bubbleSort_~numbers.base_3) 1)) InVars {bubbleSort_~numbers.base=v_bubbleSort_~numbers.base_3, #valid=|v_#valid_2|} OutVars{bubbleSort_~numbers.base=v_bubbleSort_~numbers.base_3, #valid=|v_#valid_2|} AuxVars[] AssignedVars[] [2018-01-28 23:09:48,641 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.01 11:09:48 BasicIcfg [2018-01-28 23:09:48,642 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-01-28 23:09:48,643 INFO L168 Benchmark]: Toolchain (without parser) took 5699.25 ms. Allocated memory was 300.4 MB in the beginning and 876.1 MB in the end (delta: 575.7 MB). Free memory was 261.4 MB in the beginning and 833.9 MB in the end (delta: -572.5 MB). Peak memory consumption was 3.2 MB. Max. memory is 5.3 GB. [2018-01-28 23:09:48,643 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 300.4 MB. Free memory is still 266.4 MB. There was no memory consumed. Max. memory is 5.3 GB. [2018-01-28 23:09:48,644 INFO L168 Benchmark]: CACSL2BoogieTranslator took 193.02 ms. Allocated memory is still 300.4 MB. Free memory was 260.4 MB in the beginning and 252.4 MB in the end (delta: 8.1 MB). Peak memory consumption was 8.1 MB. Max. memory is 5.3 GB. [2018-01-28 23:09:48,644 INFO L168 Benchmark]: Boogie Preprocessor took 29.97 ms. Allocated memory is still 300.4 MB. Free memory was 252.4 MB in the beginning and 251.4 MB in the end (delta: 996.2 kB). Peak memory consumption was 996.2 kB. Max. memory is 5.3 GB. [2018-01-28 23:09:48,644 INFO L168 Benchmark]: RCFGBuilder took 305.98 ms. Allocated memory is still 300.4 MB. Free memory was 251.4 MB in the beginning and 233.4 MB in the end (delta: 18.0 MB). Peak memory consumption was 18.0 MB. Max. memory is 5.3 GB. [2018-01-28 23:09:48,644 INFO L168 Benchmark]: IcfgTransformer took 4688.65 ms. Allocated memory was 300.4 MB in the beginning and 692.6 MB in the end (delta: 392.2 MB). Free memory was 233.4 MB in the beginning and 627.3 MB in the end (delta: -393.8 MB). There was no memory consumed. Max. memory is 5.3 GB. [2018-01-28 23:09:48,645 INFO L168 Benchmark]: TraceAbstraction took 474.37 ms. Allocated memory was 692.6 MB in the beginning and 876.1 MB in the end (delta: 183.5 MB). Free memory was 627.3 MB in the beginning and 833.9 MB in the end (delta: -206.7 MB). There was no memory consumed. Max. memory is 5.3 GB. [2018-01-28 23:09:48,647 INFO L344 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21 ms. Allocated memory is still 300.4 MB. Free memory is still 266.4 MB. There was no memory consumed. Max. memory is 5.3 GB. * CACSL2BoogieTranslator took 193.02 ms. Allocated memory is still 300.4 MB. Free memory was 260.4 MB in the beginning and 252.4 MB in the end (delta: 8.1 MB). Peak memory consumption was 8.1 MB. Max. memory is 5.3 GB. * Boogie Preprocessor took 29.97 ms. Allocated memory is still 300.4 MB. Free memory was 252.4 MB in the beginning and 251.4 MB in the end (delta: 996.2 kB). Peak memory consumption was 996.2 kB. Max. memory is 5.3 GB. * RCFGBuilder took 305.98 ms. Allocated memory is still 300.4 MB. Free memory was 251.4 MB in the beginning and 233.4 MB in the end (delta: 18.0 MB). Peak memory consumption was 18.0 MB. Max. memory is 5.3 GB. * IcfgTransformer took 4688.65 ms. Allocated memory was 300.4 MB in the beginning and 692.6 MB in the end (delta: 392.2 MB). Free memory was 233.4 MB in the beginning and 627.3 MB in the end (delta: -393.8 MB). There was no memory consumed. Max. memory is 5.3 GB. * TraceAbstraction took 474.37 ms. Allocated memory was 692.6 MB in the beginning and 876.1 MB in the end (delta: 183.5 MB). Free memory was 627.3 MB in the beginning and 833.9 MB in the end (delta: -206.7 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 : 55 LocStat_MAX_WEQGRAPH_SIZE : 1 LocStat_MAX_SIZEOF_WEQEDGELABEL : 1 LocStat_NO_SUPPORTING_EQUALITIES : 305 LocStat_NO_SUPPORTING_DISEQUALITIES : 2 LocStat_NO_DISJUNCTIONS : -110 LocStat_MAX_NO_DISJUNCTIONS : -1 #Transitions : 78 TransStat_MAX_WEQGRAPH_SIZE : 2 TransStat_MAX_SIZEOF_WEQEDGELABEL : 1 TransStat_NO_SUPPORTING_EQUALITIES : 66 TransStat_NO_SUPPORTING_DISEQUALITIES : 6 TransStat_NO_DISJUNCTIONS : 81 TransStat_MAX_NO_DISJUNCTIONS : 2 - StatisticsResult: EqConstraintFactoryStatistics CONJOIN_DISJUNCTIVE(MILLISECONDS) : 0.028667 RENAME_VARIABLES(MILLISECONDS) : 0.242804 UNFREEZE(MILLISECONDS) : 0.000000 CONJOIN(MILLISECONDS) : 0.001761 PROJECTAWAY(MILLISECONDS) : 0.124019 ADD_WEAK_EQUALITY(MILLISECONDS) : 0.163441 DISJOIN(MILLISECONDS) : 0.212066 RENAME_VARIABLES_DISJUNCTIVE(MILLISECONDS) : 0.271628 ADD_EQUALITY(MILLISECONDS) : 0.027981 DISJOIN_DISJUNCTIVE(MILLISECONDS) : 0.000000 ADD_DISEQUALITY(MILLISECONDS) : 0.034481 #CONJOIN_DISJUNCTIVE : 462 #RENAME_VARIABLES : 959 #UNFREEZE : 0 #CONJOIN : 559 #PROJECTAWAY : 554 #ADD_WEAK_EQUALITY : 5 #DISJOIN : 88 #RENAME_VARIABLES_DISJUNCTIVE : 926 #ADD_EQUALITY : 68 #DISJOIN_DISJUNCTIVE : 0 #ADD_DISEQUALITY : 6 * Results from de.uni_freiburg.informatik.ultimate.plugins.icfgtransformation: - StatisticsResult: HeapSeparatorStatistics 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_int] : 6 * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - CounterExampleResult [Line: 1]: pointer dereference may fail pointer dereference may fail We found a FailurePath: - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 62 locations, 13 error locations. UNSAFE Result, 0.4s OverallTime, 2 OverallIterations, 1 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 66 SDtfs, 0 SDslu, 0 SDs, 0 SdLazy, 0 SolverSat, 0 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 1 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=62occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 28 NumberOfCodeBlocks, 28 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 8 ConstructedInterpolants, 0 QuantifiedInterpolants, 64 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be incorrect! Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/bubblesort_unsafe_false-valid-deref.i_svcomp-DerefFreeMemtrack-32bit-Automizer_Camel+AI_EQ_SS.epf_AutomizerCTransformed.xml/Csv-Benchmark-0-2018-01-28_23-09-48-658.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/bubblesort_unsafe_false-valid-deref.i_svcomp-DerefFreeMemtrack-32bit-Automizer_Camel+AI_EQ_SS.epf_AutomizerCTransformed.xml/Csv-VPDomainBenchmark-0-2018-01-28_23-09-48-658.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/bubblesort_unsafe_false-valid-deref.i_svcomp-DerefFreeMemtrack-32bit-Automizer_Camel+AI_EQ_SS.epf_AutomizerCTransformed.xml/Csv-BenchmarkWithCounters-0-2018-01-28_23-09-48-658.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/bubblesort_unsafe_false-valid-deref.i_svcomp-DerefFreeMemtrack-32bit-Automizer_Camel+AI_EQ_SS.epf_AutomizerCTransformed.xml/Csv-HeapSeparatorBenchmark-0-2018-01-28_23-09-48-658.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/bubblesort_unsafe_false-valid-deref.i_svcomp-DerefFreeMemtrack-32bit-Automizer_Camel+AI_EQ_SS.epf_AutomizerCTransformed.xml/Csv-TraceAbstractionBenchmarks-0-2018-01-28_23-09-48-658.csv Received shutdown request...