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/ArraysOfVariableLength_false-valid-deref-write.c -------------------------------------------------------------------------------- This is Ultimate 0.1.23-d4a2356 [2018-03-23 12:17:09,530 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-03-23 12:17:09,531 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-03-23 12:17:09,547 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-03-23 12:17:09,548 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-03-23 12:17:09,549 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-03-23 12:17:09,550 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-03-23 12:17:09,552 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-03-23 12:17:09,554 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-03-23 12:17:09,555 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-03-23 12:17:09,555 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-03-23 12:17:09,556 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-03-23 12:17:09,557 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-03-23 12:17:09,558 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-03-23 12:17:09,559 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-03-23 12:17:09,562 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-03-23 12:17:09,564 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-03-23 12:17:09,566 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-03-23 12:17:09,567 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-03-23 12:17:09,569 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-03-23 12:17:09,571 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-03-23 12:17:09,571 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-03-23 12:17:09,572 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-03-23 12:17:09,573 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-03-23 12:17:09,574 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-03-23 12:17:09,575 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-03-23 12:17:09,575 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-03-23 12:17:09,576 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-03-23 12:17:09,577 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-03-23 12:17:09,577 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-03-23 12:17:09,578 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-03-23 12:17:09,578 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 [2018-03-23 12:17:09,588 INFO L110 SettingsManager]: Loading preferences was successful [2018-03-23 12:17:09,588 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-03-23 12:17:09,589 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-03-23 12:17:09,589 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-03-23 12:17:09,589 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-03-23 12:17:09,589 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=VPDomain [2018-03-23 12:17:09,589 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-03-23 12:17:09,590 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-03-23 12:17:09,590 INFO L133 SettingsManager]: * sizeof long=4 [2018-03-23 12:17:09,590 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-03-23 12:17:09,590 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-03-23 12:17:09,590 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-03-23 12:17:09,590 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-03-23 12:17:09,591 INFO L133 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2018-03-23 12:17:09,591 INFO L133 SettingsManager]: * Bitprecise bitfields=true [2018-03-23 12:17:09,591 INFO L133 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2018-03-23 12:17:09,591 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-03-23 12:17:09,591 INFO L133 SettingsManager]: * sizeof long double=12 [2018-03-23 12:17:09,591 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-03-23 12:17:09,591 INFO L133 SettingsManager]: * Size of a code block=SingleStatement [2018-03-23 12:17:09,591 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-03-23 12:17:09,592 INFO L133 SettingsManager]: * Add additional assume for each assert=false [2018-03-23 12:17:09,592 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-03-23 12:17:09,592 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-03-23 12:17:09,592 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-03-23 12:17:09,593 INFO L133 SettingsManager]: * Interpolant automaton=TWOTRACK [2018-03-23 12:17:09,593 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-03-23 12:17:09,593 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-03-23 12:17:09,593 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-03-23 12:17:09,593 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-03-23 12:17:09,593 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-03-23 12:17:09,593 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-03-23 12:17:09,594 INFO L131 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2018-03-23 12:17:09,594 INFO L133 SettingsManager]: * TransformationType=HEAP_SEPARATOR [2018-03-23 12:17:09,627 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-03-23 12:17:09,638 INFO L266 ainManager$Toolchain]: [Toolchain 1]: Parser(s) successfully (re)initialized [2018-03-23 12:17:09,641 INFO L222 ainManager$Toolchain]: [Toolchain 1]: Toolchain data selected. [2018-03-23 12:17:09,642 INFO L271 PluginConnector]: Initializing CDTParser... [2018-03-23 12:17:09,643 INFO L276 PluginConnector]: CDTParser initialized [2018-03-23 12:17:09,643 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-memsafety/ArraysOfVariableLength_false-valid-deref-write.c [2018-03-23 12:17:09,958 INFO L228 CDTParser]: Created temporary CDT project at /storage/ultimate/releaseScripts/default/UAutomizer-linux/data/FLAG09f7df753 [2018-03-23 12:17:10,072 INFO L291 CDTParser]: IsIndexed: true [2018-03-23 12:17:10,073 INFO L292 CDTParser]: Found 1 translation units. [2018-03-23 12:17:10,073 INFO L171 CDTParser]: Scanning ArraysOfVariableLength_false-valid-deref-write.c [2018-03-23 12:17:10,074 INFO L210 ultiparseSymbolTable]: Include resolver: [2018-03-23 12:17:10,074 INFO L215 ultiparseSymbolTable]: [2018-03-23 12:17:10,074 INFO L218 ultiparseSymbolTable]: Function table: [2018-03-23 12:17:10,074 INFO L221 ultiparseSymbolTable]: Function definition of __U_MULTI_fArraysOfVariableLength_false_valid_deref_write_c__foo ('foo') in ArraysOfVariableLength_false-valid-deref-write.c [2018-03-23 12:17:10,074 INFO L221 ultiparseSymbolTable]: Function definition of null ('main') in ArraysOfVariableLength_false-valid-deref-write.c [2018-03-23 12:17:10,075 INFO L227 ultiparseSymbolTable]: Global variable table: [2018-03-23 12:17:10,075 INFO L233 ultiparseSymbolTable]: [2018-03-23 12:17:10,093 INFO L334 CDTParser]: Deleted temporary CDT project at /storage/ultimate/releaseScripts/default/UAutomizer-linux/data/FLAG09f7df753 [2018-03-23 12:17:10,098 INFO L304 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-03-23 12:17:10,101 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2018-03-23 12:17:10,102 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-03-23 12:17:10,102 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-03-23 12:17:10,109 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-03-23 12:17:10,111 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.03 12:17:10" (1/1) ... [2018-03-23 12:17:10,114 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@61fc71e3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.03 12:17:10, skipping insertion in model container [2018-03-23 12:17:10,114 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.03 12:17:10" (1/1) ... [2018-03-23 12:17:10,134 INFO L167 Dispatcher]: Using SV-COMP mode [2018-03-23 12:17:10,148 INFO L167 Dispatcher]: Using SV-COMP mode [2018-03-23 12:17:10,306 INFO L175 PostProcessor]: Settings: Checked method=main [2018-03-23 12:17:10,334 INFO L175 PostProcessor]: Settings: Checked method=main [2018-03-23 12:17:10,340 INFO L100 SccComputation]: Graph consists of 0 InCaSumBalls and 9 non ball SCCs. Number of states in SCCs 9. [2018-03-23 12:17:10,350 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.03 12:17:10 WrapperNode [2018-03-23 12:17:10,350 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-03-23 12:17:10,351 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-03-23 12:17:10,351 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-03-23 12:17:10,351 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-03-23 12:17:10,366 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.03 12:17:10" (1/1) ... [2018-03-23 12:17:10,366 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.03 12:17:10" (1/1) ... [2018-03-23 12:17:10,376 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.03 12:17:10" (1/1) ... [2018-03-23 12:17:10,377 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.03 12:17:10" (1/1) ... [2018-03-23 12:17:10,382 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.03 12:17:10" (1/1) ... [2018-03-23 12:17:10,387 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.03 12:17:10" (1/1) ... [2018-03-23 12:17:10,388 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.03 12:17:10" (1/1) ... [2018-03-23 12:17:10,390 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-03-23 12:17:10,391 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-03-23 12:17:10,391 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-03-23 12:17:10,391 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-03-23 12:17:10,392 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.03 12:17:10" (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 [2018-03-23 12:17:10,445 INFO L136 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-03-23 12:17:10,445 INFO L136 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-03-23 12:17:10,445 INFO L136 BoogieDeclarations]: Found implementation of procedure __U_MULTI_fArraysOfVariableLength_false_valid_deref_write_c__foo [2018-03-23 12:17:10,445 INFO L136 BoogieDeclarations]: Found implementation of procedure main [2018-03-23 12:17:10,446 INFO L128 BoogieDeclarations]: Found specification of procedure __U_MULTI_fArraysOfVariableLength_false_valid_deref_write_c__foo [2018-03-23 12:17:10,446 INFO L128 BoogieDeclarations]: Found specification of procedure read~int [2018-03-23 12:17:10,446 INFO L128 BoogieDeclarations]: Found specification of procedure main [2018-03-23 12:17:10,446 INFO L128 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-03-23 12:17:10,446 INFO L128 BoogieDeclarations]: Found specification of procedure write~int [2018-03-23 12:17:10,446 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-03-23 12:17:10,446 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-03-23 12:17:10,446 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-03-23 12:17:10,447 INFO L128 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2018-03-23 12:17:10,754 INFO L259 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-03-23 12:17:10,755 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.03 12:17:10 BoogieIcfgContainer [2018-03-23 12:17:10,755 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-03-23 12:17:10,756 INFO L113 PluginConnector]: ------------------------IcfgTransformer---------------------------- [2018-03-23 12:17:10,756 INFO L271 PluginConnector]: Initializing IcfgTransformer... [2018-03-23 12:17:10,757 INFO L276 PluginConnector]: IcfgTransformer initialized [2018-03-23 12:17:10,759 INFO L185 PluginConnector]: Executing the observer IcfgTransformationObserver from plugin IcfgTransformer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.03 12:17:10" (1/1) ... [2018-03-23 12:17:10,766 INFO L112 apSepIcfgTransformer]: HeapSepIcfgTransformer: Starting heap partitioning [2018-03-23 12:17:10,766 INFO L113 apSepIcfgTransformer]: To be partitioned heap arrays found [#memory_int] [2018-03-23 12:17:10,781 INFO L255 apSepIcfgTransformer]: Heap separator: starting memloc-array-style preprocessing [2018-03-23 12:17:10,798 INFO L271 apSepIcfgTransformer]: finished MemlocArrayUpdater, created 2 location literals (each corresponds to one heap write) [2018-03-23 12:17:10,812 INFO L322 apSepIcfgTransformer]: finished preprocessing for the equality analysis [2018-03-23 12:17:10,883 INFO L101 FixpointEngine]: Starting fixpoint engine with domain VPDomain (maxUnwinding=3, maxParallelStates=2) [2018-03-23 12:17:27,477 INFO L314 AbstractInterpreter]: Visited 73 different actions 430 times. Merged at 47 different actions 224 times. Widened at 2 different actions 2 times. Found 33 fixpoints after 9 different actions. Largest state had 31 variables. [2018-03-23 12:17:27,479 INFO L334 apSepIcfgTransformer]: finished equality analysis [2018-03-23 12:17:27,487 INFO L195 HeapSepPreAnalysis]: Number of read from array group [#memory_int] : 3 [2018-03-23 12:17:27,487 INFO L344 apSepIcfgTransformer]: Finished pre analysis before partitioning [2018-03-23 12:17:27,487 INFO L345 apSepIcfgTransformer]: array groups: Set: [#memory_int] [2018-03-23 12:17:27,488 INFO L347 apSepIcfgTransformer]: select infos: Set: ((select (select |v_#memory_int_1| v___U_MULTI_fArraysOfVariableLength_false_valid_deref_write_c__foo_~b.base_2) (+ v___U_MULTI_fArraysOfVariableLength_false_valid_deref_write_c__foo_~b.offset_2 (* 4 v___U_MULTI_fArraysOfVariableLength_false_valid_deref_write_c__foo_~i~0_6))), at (SUMMARY for call #t~mem1 := read~int(~b.base, ~b.offset + ~i~0 * 4, 4); srcloc: L15')) ((select |v_#memory_int_6| |v_main_~#b~0.base_10|), at (SUMMARY for call write~int(#t~ret3, ~#b~0.base, ~#b~0.offset + ~i~1 * 4, 4); srcloc: L23'')) ((select (select |v_#memory_int_4| |v_main_~#b~0.base_1|) (+ |v_main_~#b~0.offset_1| (* 4 v_main_~i~1_3))), at (SUMMARY for call #t~mem5 := read~int(~#b~0.base, ~#b~0.offset + ~i~1 * 4, 4); srcloc: L26)) [2018-03-23 12:17:27,506 INFO L311 HeapPartitionManager]: partitioning result: [2018-03-23 12:17:27,507 INFO L316 HeapPartitionManager]: location blocks for array group [#memory_int] [2018-03-23 12:17:27,507 INFO L325 HeapPartitionManager]: at dimension 0 [2018-03-23 12:17:27,507 INFO L326 HeapPartitionManager]: # array writes (possibly including 1 dummy write/NoStoreIndexInfo) : 1 [2018-03-23 12:17:27,507 INFO L327 HeapPartitionManager]: # location blocks :1 [2018-03-23 12:17:27,507 INFO L325 HeapPartitionManager]: at dimension 1 [2018-03-23 12:17:27,508 INFO L326 HeapPartitionManager]: # array writes (possibly including 1 dummy write/NoStoreIndexInfo) : 1 [2018-03-23 12:17:27,508 INFO L327 HeapPartitionManager]: # location blocks :1 [2018-03-23 12:17:27,509 INFO L86 ransitionTransformer]: executing heap partitioning transformation [2018-03-23 12:17:27,521 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.icfgtransformation CFG 23.03 12:17:27 BasicIcfg [2018-03-23 12:17:27,521 INFO L132 PluginConnector]: ------------------------ END IcfgTransformer---------------------------- [2018-03-23 12:17:27,521 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-03-23 12:17:27,521 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-03-23 12:17:27,524 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-03-23 12:17:27,524 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.03 12:17:10" (1/4) ... [2018-03-23 12:17:27,525 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@616f7699 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.03 12:17:27, skipping insertion in model container [2018-03-23 12:17:27,525 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.03 12:17:10" (2/4) ... [2018-03-23 12:17:27,525 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@616f7699 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.03 12:17:27, skipping insertion in model container [2018-03-23 12:17:27,526 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.03 12:17:10" (3/4) ... [2018-03-23 12:17:27,526 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@616f7699 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 23.03 12:17:27, skipping insertion in model container [2018-03-23 12:17:27,526 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.icfgtransformation CFG 23.03 12:17:27" (4/4) ... [2018-03-23 12:17:27,527 INFO L107 eAbstractionObserver]: Analyzing ICFG HeapSeparatedIcfg [2018-03-23 12:17:27,535 INFO L131 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-03-23 12:17:27,541 INFO L143 ceAbstractionStarter]: Appying trace abstraction to program that has 8 error locations. [2018-03-23 12:17:27,578 INFO L128 ementStrategyFactory]: Using default assertion order modulation [2018-03-23 12:17:27,579 INFO L369 AbstractCegarLoop]: Interprodecural is true [2018-03-23 12:17:27,579 INFO L370 AbstractCegarLoop]: Hoare is true [2018-03-23 12:17:27,579 INFO L371 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-03-23 12:17:27,579 INFO L372 AbstractCegarLoop]: Backedges is TWOTRACK [2018-03-23 12:17:27,579 INFO L373 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-03-23 12:17:27,579 INFO L374 AbstractCegarLoop]: Difference is false [2018-03-23 12:17:27,579 INFO L375 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-03-23 12:17:27,579 INFO L380 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-03-23 12:17:27,580 INFO L87 2NestedWordAutomaton]: Mode: main mode - execution starts in main procedure [2018-03-23 12:17:27,590 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states. [2018-03-23 12:17:27,595 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-03-23 12:17:27,595 INFO L345 BasicCegarLoop]: Found error trace [2018-03-23 12:17:27,596 INFO L353 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-03-23 12:17:27,596 INFO L408 AbstractCegarLoop]: === Iteration 1 === [__U_MULTI_fArraysOfVariableLength_false_valid_deref_write_c__fooErr1RequiresViolation, __U_MULTI_fArraysOfVariableLength_false_valid_deref_write_c__fooErr2RequiresViolation, __U_MULTI_fArraysOfVariableLength_false_valid_deref_write_c__fooErr0AssertViolationARRAY_INDEX, mainErr3RequiresViolation, mainErr1RequiresViolation, mainErr2RequiresViolation, mainErr4EnsuresViolationMEMORY_LEAK, mainErr0RequiresViolation]=== [2018-03-23 12:17:27,599 INFO L82 PathProgramCache]: Analyzing trace with hash 504851325, now seen corresponding path program 1 times [2018-03-23 12:17:27,601 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-03-23 12:17:27,601 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-03-23 12:17:27,647 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-03-23 12:17:27,647 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-03-23 12:17:27,647 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-03-23 12:17:27,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-03-23 12:17:27,688 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-03-23 12:17:27,757 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-03-23 12:17:27,760 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-03-23 12:17:27,760 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-03-23 12:17:27,763 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-03-23 12:17:27,774 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-03-23 12:17:27,775 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-03-23 12:17:27,777 INFO L87 Difference]: Start difference. First operand 64 states. Second operand 3 states. [2018-03-23 12:17:27,840 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-03-23 12:17:27,840 INFO L93 Difference]: Finished difference Result 117 states and 136 transitions. [2018-03-23 12:17:27,840 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-03-23 12:17:27,841 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 10 [2018-03-23 12:17:27,842 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-03-23 12:17:27,848 INFO L225 Difference]: With dead ends: 117 [2018-03-23 12:17:27,848 INFO L226 Difference]: Without dead ends: 59 [2018-03-23 12:17:27,851 INFO L568 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-03-23 12:17:27,864 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 59 states. [2018-03-23 12:17:27,877 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 59 to 59. [2018-03-23 12:17:27,878 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 59 states. [2018-03-23 12:17:27,879 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 59 states and 64 transitions. [2018-03-23 12:17:27,880 INFO L78 Accepts]: Start accepts. Automaton has 59 states and 64 transitions. Word has length 10 [2018-03-23 12:17:27,881 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-03-23 12:17:27,881 INFO L459 AbstractCegarLoop]: Abstraction has 59 states and 64 transitions. [2018-03-23 12:17:27,881 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-03-23 12:17:27,881 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 64 transitions. [2018-03-23 12:17:27,881 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-03-23 12:17:27,881 INFO L345 BasicCegarLoop]: Found error trace [2018-03-23 12:17:27,882 INFO L353 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-03-23 12:17:27,882 INFO L408 AbstractCegarLoop]: === Iteration 2 === [__U_MULTI_fArraysOfVariableLength_false_valid_deref_write_c__fooErr1RequiresViolation, __U_MULTI_fArraysOfVariableLength_false_valid_deref_write_c__fooErr2RequiresViolation, __U_MULTI_fArraysOfVariableLength_false_valid_deref_write_c__fooErr0AssertViolationARRAY_INDEX, mainErr3RequiresViolation, mainErr1RequiresViolation, mainErr2RequiresViolation, mainErr4EnsuresViolationMEMORY_LEAK, mainErr0RequiresViolation]=== [2018-03-23 12:17:27,882 INFO L82 PathProgramCache]: Analyzing trace with hash 504851327, now seen corresponding path program 1 times [2018-03-23 12:17:27,882 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-03-23 12:17:27,882 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-03-23 12:17:27,883 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-03-23 12:17:27,883 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-03-23 12:17:27,883 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-03-23 12:17:27,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-03-23 12:17:27,896 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-03-23 12:17:27,997 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-03-23 12:17:27,997 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-03-23 12:17:27,997 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-03-23 12:17:27,999 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-03-23 12:17:27,999 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-03-23 12:17:27,999 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-03-23 12:17:27,999 INFO L87 Difference]: Start difference. First operand 59 states and 64 transitions. Second operand 5 states. [2018-03-23 12:17:28,131 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-03-23 12:17:28,131 INFO L93 Difference]: Finished difference Result 98 states and 110 transitions. [2018-03-23 12:17:28,132 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-03-23 12:17:28,132 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 10 [2018-03-23 12:17:28,133 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-03-23 12:17:28,135 INFO L225 Difference]: With dead ends: 98 [2018-03-23 12:17:28,136 INFO L226 Difference]: Without dead ends: 78 [2018-03-23 12:17:28,137 INFO L568 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-03-23 12:17:28,137 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 78 states. [2018-03-23 12:17:28,147 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 78 to 67. [2018-03-23 12:17:28,147 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 67 states. [2018-03-23 12:17:28,149 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 67 states and 74 transitions. [2018-03-23 12:17:28,149 INFO L78 Accepts]: Start accepts. Automaton has 67 states and 74 transitions. Word has length 10 [2018-03-23 12:17:28,149 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-03-23 12:17:28,149 INFO L459 AbstractCegarLoop]: Abstraction has 67 states and 74 transitions. [2018-03-23 12:17:28,149 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-03-23 12:17:28,149 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 74 transitions. [2018-03-23 12:17:28,150 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-03-23 12:17:28,150 INFO L345 BasicCegarLoop]: Found error trace [2018-03-23 12:17:28,150 INFO L353 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-03-23 12:17:28,151 INFO L408 AbstractCegarLoop]: === Iteration 3 === [__U_MULTI_fArraysOfVariableLength_false_valid_deref_write_c__fooErr1RequiresViolation, __U_MULTI_fArraysOfVariableLength_false_valid_deref_write_c__fooErr2RequiresViolation, __U_MULTI_fArraysOfVariableLength_false_valid_deref_write_c__fooErr0AssertViolationARRAY_INDEX, mainErr3RequiresViolation, mainErr1RequiresViolation, mainErr2RequiresViolation, mainErr4EnsuresViolationMEMORY_LEAK, mainErr0RequiresViolation]=== [2018-03-23 12:17:28,151 INFO L82 PathProgramCache]: Analyzing trace with hash -655754498, now seen corresponding path program 1 times [2018-03-23 12:17:28,151 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-03-23 12:17:28,151 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-03-23 12:17:28,152 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-03-23 12:17:28,152 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-03-23 12:17:28,153 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-03-23 12:17:28,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-03-23 12:17:28,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-03-23 12:17:28,193 INFO L419 BasicCegarLoop]: Counterexample might be feasible [2018-03-23 12:17:28,196 INFO L84 mationBacktranslator]: Skipped ATE [293] [293] ULTIMATE.startENTRY-->L-1: Formula: true InVars {} OutVars{#NULL.offset=|v_#NULL.offset_2|, #NULL.base=|v_#NULL.base_2|, #valid=|v_#valid_5|} AuxVars[] AssignedVars[#valid, #NULL.offset, #NULL.base] [2018-03-23 12:17:28,196 INFO L84 mationBacktranslator]: Skipped ATE [299] [299] L-1-->mainENTRY: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] [2018-03-23 12:17:28,196 INFO L84 mationBacktranslator]: Skipped ATE [305] [305] mainENTRY-->L21: Formula: true InVars {} OutVars{main_~i~1=v_main_~i~1_9} AuxVars[] AssignedVars[main_~i~1] [2018-03-23 12:17:28,196 INFO L84 mationBacktranslator]: Skipped ATE [309] [309] L21-->L21': Formula: (and (= (store |v_#length_8| |v_main_~#b~0.base_8| 400) |v_#length_7|) (not (= 0 |v_main_~#b~0.base_8|)) (= |v_#valid_17| (store |v_#valid_18| |v_main_~#b~0.base_8| 1)) (= (select |v_#valid_18| |v_main_~#b~0.base_8|) 0) (= 0 |v_main_~#b~0.offset_7|)) InVars {#length=|v_#length_8|, #valid=|v_#valid_18|} OutVars{main_~#b~0.base=|v_main_~#b~0.base_8|, #length=|v_#length_7|, #valid=|v_#valid_17|, main_~#b~0.offset=|v_main_~#b~0.offset_7|} AuxVars[] AssignedVars[main_~#b~0.base, #valid, #length, main_~#b~0.offset] [2018-03-23 12:17:28,196 INFO L84 mationBacktranslator]: Skipped ATE [313] [313] L21'-->L22''''': Formula: (= v_main_~i~1_10 0) InVars {} OutVars{main_~i~1=v_main_~i~1_10} AuxVars[] AssignedVars[main_~i~1] [2018-03-23 12:17:28,196 INFO L84 mationBacktranslator]: Skipped ATE [315] [315] L22'''''-->L22: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] [2018-03-23 12:17:28,196 INFO L84 mationBacktranslator]: Skipped ATE [321] [321] L22-->L23: Formula: (< v_main_~i~1_12 100) InVars {main_~i~1=v_main_~i~1_12} OutVars{main_~i~1=v_main_~i~1_12} AuxVars[] AssignedVars[] [2018-03-23 12:17:28,197 INFO L84 mationBacktranslator]: Skipped ATE [327] [327] L23-->__U_MULTI_fArraysOfVariableLength_false_valid_deref_write_c__fooENTRY: Formula: (and (= |v___U_MULTI_fArraysOfVariableLength_false_valid_deref_write_c__foo_#in~sizeInParam_1| (+ v_main_~i~1_19 1)) (= |v___U_MULTI_fArraysOfVariableLength_false_valid_deref_write_c__foo_#in~b.offsetInParam_1| |v_main_~#b~0.offset_11|) (= |v___U_MULTI_fArraysOfVariableLength_false_valid_deref_write_c__foo_#in~nInParam_1| v_main_~i~1_19) (= |v___U_MULTI_fArraysOfVariableLength_false_valid_deref_write_c__foo_#in~b.baseInParam_1| |v_main_~#b~0.base_13|)) InVars {main_~#b~0.base=|v_main_~#b~0.base_13|, main_~i~1=v_main_~i~1_19, main_~#b~0.offset=|v_main_~#b~0.offset_11|} OutVars{__U_MULTI_fArraysOfVariableLength_false_valid_deref_write_c__foo_#in~b.base=|v___U_MULTI_fArraysOfVariableLength_false_valid_deref_write_c__foo_#in~b.baseInParam_1|, __U_MULTI_fArraysOfVariableLength_false_valid_deref_write_c__foo_#in~b.offset=|v___U_MULTI_fArraysOfVariableLength_false_valid_deref_write_c__foo_#in~b.offsetInParam_1|, __U_MULTI_fArraysOfVariableLength_false_valid_deref_write_c__foo_#in~n=|v___U_MULTI_fArraysOfVariableLength_false_valid_deref_write_c__foo_#in~nInParam_1|, __U_MULTI_fArraysOfVariableLength_false_valid_deref_write_c__foo_#in~size=|v___U_MULTI_fArraysOfVariableLength_false_valid_deref_write_c__foo_#in~sizeInParam_1|} AuxVars[] AssignedVars[__U_MULTI_fArraysOfVariableLength_false_valid_deref_write_c__foo_#in~b.base, __U_MULTI_fArraysOfVariableLength_false_valid_deref_write_c__foo_#in~b.offset, __U_MULTI_fArraysOfVariableLength_false_valid_deref_write_c__foo_#in~n, __U_MULTI_fArraysOfVariableLength_false_valid_deref_write_c__foo_#in~size] [2018-03-23 12:17:28,197 INFO L84 mationBacktranslator]: Skipped ATE [335] [335] __U_MULTI_fArraysOfVariableLength_false_valid_deref_write_c__fooENTRY-->L12: Formula: (= v___U_MULTI_fArraysOfVariableLength_false_valid_deref_write_c__foo_~n_1 |v___U_MULTI_fArraysOfVariableLength_false_valid_deref_write_c__foo_#in~n_1|) InVars {__U_MULTI_fArraysOfVariableLength_false_valid_deref_write_c__foo_#in~n=|v___U_MULTI_fArraysOfVariableLength_false_valid_deref_write_c__foo_#in~n_1|} OutVars{__U_MULTI_fArraysOfVariableLength_false_valid_deref_write_c__foo_#in~n=|v___U_MULTI_fArraysOfVariableLength_false_valid_deref_write_c__foo_#in~n_1|, __U_MULTI_fArraysOfVariableLength_false_valid_deref_write_c__foo_~n=v___U_MULTI_fArraysOfVariableLength_false_valid_deref_write_c__foo_~n_1} AuxVars[] AssignedVars[__U_MULTI_fArraysOfVariableLength_false_valid_deref_write_c__foo_~n] [2018-03-23 12:17:28,197 INFO L84 mationBacktranslator]: Skipped ATE [349] [349] L12-->L12': Formula: (and (= v___U_MULTI_fArraysOfVariableLength_false_valid_deref_write_c__foo_~b.offset_1 |v___U_MULTI_fArraysOfVariableLength_false_valid_deref_write_c__foo_#in~b.offset_1|) (= v___U_MULTI_fArraysOfVariableLength_false_valid_deref_write_c__foo_~b.base_1 |v___U_MULTI_fArraysOfVariableLength_false_valid_deref_write_c__foo_#in~b.base_1|)) InVars {__U_MULTI_fArraysOfVariableLength_false_valid_deref_write_c__foo_#in~b.offset=|v___U_MULTI_fArraysOfVariableLength_false_valid_deref_write_c__foo_#in~b.offset_1|, __U_MULTI_fArraysOfVariableLength_false_valid_deref_write_c__foo_#in~b.base=|v___U_MULTI_fArraysOfVariableLength_false_valid_deref_write_c__foo_#in~b.base_1|} OutVars{__U_MULTI_fArraysOfVariableLength_false_valid_deref_write_c__foo_#in~b.offset=|v___U_MULTI_fArraysOfVariableLength_false_valid_deref_write_c__foo_#in~b.offset_1|, __U_MULTI_fArraysOfVariableLength_false_valid_deref_write_c__foo_#in~b.base=|v___U_MULTI_fArraysOfVariableLength_false_valid_deref_write_c__foo_#in~b.base_1|, __U_MULTI_fArraysOfVariableLength_false_valid_deref_write_c__foo_~b.offset=v___U_MULTI_fArraysOfVariableLength_false_valid_deref_write_c__foo_~b.offset_1, __U_MULTI_fArraysOfVariableLength_false_valid_deref_write_c__foo_~b.base=v___U_MULTI_fArraysOfVariableLength_false_valid_deref_write_c__foo_~b.base_1} AuxVars[] AssignedVars[__U_MULTI_fArraysOfVariableLength_false_valid_deref_write_c__foo_~b.offset, __U_MULTI_fArraysOfVariableLength_false_valid_deref_write_c__foo_~b.base] [2018-03-23 12:17:28,197 INFO L84 mationBacktranslator]: Skipped ATE [361] [361] L12'-->L13: Formula: (= v___U_MULTI_fArraysOfVariableLength_false_valid_deref_write_c__foo_~size_1 |v___U_MULTI_fArraysOfVariableLength_false_valid_deref_write_c__foo_#in~size_1|) InVars {__U_MULTI_fArraysOfVariableLength_false_valid_deref_write_c__foo_#in~size=|v___U_MULTI_fArraysOfVariableLength_false_valid_deref_write_c__foo_#in~size_1|} OutVars{__U_MULTI_fArraysOfVariableLength_false_valid_deref_write_c__foo_~size=v___U_MULTI_fArraysOfVariableLength_false_valid_deref_write_c__foo_~size_1, __U_MULTI_fArraysOfVariableLength_false_valid_deref_write_c__foo_#in~size=|v___U_MULTI_fArraysOfVariableLength_false_valid_deref_write_c__foo_#in~size_1|} AuxVars[] AssignedVars[__U_MULTI_fArraysOfVariableLength_false_valid_deref_write_c__foo_~size] [2018-03-23 12:17:28,197 INFO L84 mationBacktranslator]: Skipped ATE [371] [371] L13-->L13': Formula: true InVars {} OutVars{__U_MULTI_fArraysOfVariableLength_false_valid_deref_write_c__foo_~a~0=v___U_MULTI_fArraysOfVariableLength_false_valid_deref_write_c__foo_~a~0_1} AuxVars[] AssignedVars[__U_MULTI_fArraysOfVariableLength_false_valid_deref_write_c__foo_~a~0] [2018-03-23 12:17:28,197 INFO L84 mationBacktranslator]: Skipped ATE [383] [383] L13'-->L14: Formula: true InVars {} OutVars{__U_MULTI_fArraysOfVariableLength_false_valid_deref_write_c__foo_~i~0=v___U_MULTI_fArraysOfVariableLength_false_valid_deref_write_c__foo_~i~0_1} AuxVars[] AssignedVars[__U_MULTI_fArraysOfVariableLength_false_valid_deref_write_c__foo_~i~0] [2018-03-23 12:17:28,197 INFO L84 mationBacktranslator]: Skipped ATE [391] [391] L14-->L14'''''': Formula: (= v___U_MULTI_fArraysOfVariableLength_false_valid_deref_write_c__foo_~i~0_2 0) InVars {} OutVars{__U_MULTI_fArraysOfVariableLength_false_valid_deref_write_c__foo_~i~0=v___U_MULTI_fArraysOfVariableLength_false_valid_deref_write_c__foo_~i~0_2} AuxVars[] AssignedVars[__U_MULTI_fArraysOfVariableLength_false_valid_deref_write_c__foo_~i~0] [2018-03-23 12:17:28,198 INFO L84 mationBacktranslator]: Skipped ATE [397] [397] L14''''''-->L14': Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] [2018-03-23 12:17:28,198 INFO L84 mationBacktranslator]: Skipped ATE [407] [407] L14'-->L15: Formula: (< v___U_MULTI_fArraysOfVariableLength_false_valid_deref_write_c__foo_~i~0_4 v___U_MULTI_fArraysOfVariableLength_false_valid_deref_write_c__foo_~size_3) InVars {__U_MULTI_fArraysOfVariableLength_false_valid_deref_write_c__foo_~i~0=v___U_MULTI_fArraysOfVariableLength_false_valid_deref_write_c__foo_~i~0_4, __U_MULTI_fArraysOfVariableLength_false_valid_deref_write_c__foo_~size=v___U_MULTI_fArraysOfVariableLength_false_valid_deref_write_c__foo_~size_3} OutVars{__U_MULTI_fArraysOfVariableLength_false_valid_deref_write_c__foo_~i~0=v___U_MULTI_fArraysOfVariableLength_false_valid_deref_write_c__foo_~i~0_4, __U_MULTI_fArraysOfVariableLength_false_valid_deref_write_c__foo_~size=v___U_MULTI_fArraysOfVariableLength_false_valid_deref_write_c__foo_~size_3} AuxVars[] AssignedVars[] [2018-03-23 12:17:28,198 INFO L84 mationBacktranslator]: Skipped ATE [411] [411] L15-->__U_MULTI_fArraysOfVariableLength_false_valid_deref_write_c__fooErr0AssertViolationARRAY_INDEX: Formula: (or (not (< v___U_MULTI_fArraysOfVariableLength_false_valid_deref_write_c__foo_~i~0_5 v___U_MULTI_fArraysOfVariableLength_false_valid_deref_write_c__foo_~n_2)) (not (<= 0 v___U_MULTI_fArraysOfVariableLength_false_valid_deref_write_c__foo_~i~0_5))) InVars {__U_MULTI_fArraysOfVariableLength_false_valid_deref_write_c__foo_~i~0=v___U_MULTI_fArraysOfVariableLength_false_valid_deref_write_c__foo_~i~0_5, __U_MULTI_fArraysOfVariableLength_false_valid_deref_write_c__foo_~n=v___U_MULTI_fArraysOfVariableLength_false_valid_deref_write_c__foo_~n_2} OutVars{__U_MULTI_fArraysOfVariableLength_false_valid_deref_write_c__foo_~i~0=v___U_MULTI_fArraysOfVariableLength_false_valid_deref_write_c__foo_~i~0_5, __U_MULTI_fArraysOfVariableLength_false_valid_deref_write_c__foo_~n=v___U_MULTI_fArraysOfVariableLength_false_valid_deref_write_c__foo_~n_2} AuxVars[] AssignedVars[] [2018-03-23 12:17:28,203 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 23.03 12:17:28 BasicIcfg [2018-03-23 12:17:28,203 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-03-23 12:17:28,204 INFO L168 Benchmark]: Toolchain (without parser) took 18105.68 ms. Allocated memory was 303.0 MB in the beginning and 1.3 GB in the end (delta: 1.0 GB). Free memory was 246.2 MB in the beginning and 733.6 MB in the end (delta: -487.4 MB). Peak memory consumption was 539.2 MB. Max. memory is 5.3 GB. [2018-03-23 12:17:28,205 INFO L168 Benchmark]: CDTParser took 0.16 ms. Allocated memory is still 303.0 MB. Free memory is still 267.0 MB. There was no memory consumed. Max. memory is 5.3 GB. [2018-03-23 12:17:28,205 INFO L168 Benchmark]: CACSL2BoogieTranslator took 248.42 ms. Allocated memory is still 303.0 MB. Free memory was 246.2 MB in the beginning and 236.1 MB in the end (delta: 10.1 MB). Peak memory consumption was 10.1 MB. Max. memory is 5.3 GB. [2018-03-23 12:17:28,205 INFO L168 Benchmark]: Boogie Preprocessor took 39.53 ms. Allocated memory is still 303.0 MB. Free memory was 236.1 MB in the beginning and 235.1 MB in the end (delta: 996.4 kB). Peak memory consumption was 996.4 kB. Max. memory is 5.3 GB. [2018-03-23 12:17:28,205 INFO L168 Benchmark]: RCFGBuilder took 364.28 ms. Allocated memory was 303.0 MB in the beginning and 463.5 MB in the end (delta: 160.4 MB). Free memory was 235.1 MB in the beginning and 429.4 MB in the end (delta: -194.2 MB). Peak memory consumption was 25.4 MB. Max. memory is 5.3 GB. [2018-03-23 12:17:28,206 INFO L168 Benchmark]: IcfgTransformer took 16765.24 ms. Allocated memory was 463.5 MB in the beginning and 1.3 GB in the end (delta: 866.1 MB). Free memory was 429.4 MB in the beginning and 773.6 MB in the end (delta: -344.2 MB). Peak memory consumption was 521.9 MB. Max. memory is 5.3 GB. [2018-03-23 12:17:28,206 INFO L168 Benchmark]: TraceAbstraction took 681.97 ms. Allocated memory is still 1.3 GB. Free memory was 773.6 MB in the beginning and 733.6 MB in the end (delta: 40.0 MB). Peak memory consumption was 40.0 MB. Max. memory is 5.3 GB. [2018-03-23 12:17:28,207 INFO L344 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16 ms. Allocated memory is still 303.0 MB. Free memory is still 267.0 MB. There was no memory consumed. Max. memory is 5.3 GB. * CACSL2BoogieTranslator took 248.42 ms. Allocated memory is still 303.0 MB. Free memory was 246.2 MB in the beginning and 236.1 MB in the end (delta: 10.1 MB). Peak memory consumption was 10.1 MB. Max. memory is 5.3 GB. * Boogie Preprocessor took 39.53 ms. Allocated memory is still 303.0 MB. Free memory was 236.1 MB in the beginning and 235.1 MB in the end (delta: 996.4 kB). Peak memory consumption was 996.4 kB. Max. memory is 5.3 GB. * RCFGBuilder took 364.28 ms. Allocated memory was 303.0 MB in the beginning and 463.5 MB in the end (delta: 160.4 MB). Free memory was 235.1 MB in the beginning and 429.4 MB in the end (delta: -194.2 MB). Peak memory consumption was 25.4 MB. Max. memory is 5.3 GB. * IcfgTransformer took 16765.24 ms. Allocated memory was 463.5 MB in the beginning and 1.3 GB in the end (delta: 866.1 MB). Free memory was 429.4 MB in the beginning and 773.6 MB in the end (delta: -344.2 MB). Peak memory consumption was 521.9 MB. Max. memory is 5.3 GB. * TraceAbstraction took 681.97 ms. Allocated memory is still 1.3 GB. Free memory was 773.6 MB in the beginning and 733.6 MB in the end (delta: 40.0 MB). Peak memory consumption was 40.0 MB. Max. memory is 5.3 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2: - StatisticsResult: ArrayEqualityDomainStatistics #Locations : 60 LocStat_MAX_WEQGRAPH_SIZE : 2 LocStat_MAX_SIZEOF_WEQEDGELABEL : 1 LocStat_NO_SUPPORTING_EQUALITIES : 373 LocStat_NO_SUPPORTING_DISEQUALITIES : 203 LocStat_NO_DISJUNCTIONS : -120 LocStat_MAX_NO_DISJUNCTIONS : -1 #Transitions : 82 TransStat_MAX_WEQGRAPH_SIZE : 4 TransStat_MAX_SIZEOF_WEQEDGELABEL : 1 TransStat_NO_SUPPORTING_EQUALITIES : 76 TransStat_NO_SUPPORTING_DISEQUALITIES : 9 TransStat_NO_DISJUNCTIONS : 83 TransStat_MAX_NO_DISJUNCTIONS : 2 - StatisticsResult: EqConstraintFactoryStatistics CONJOIN_DISJUNCTIVE(MILLISECONDS) : 0.039186 RENAME_VARIABLES(MILLISECONDS) : 1.455206 UNFREEZE(MILLISECONDS) : 0.000000 CONJOIN(MILLISECONDS) : 0.002487 PROJECTAWAY(MILLISECONDS) : 2.003463 ADD_WEAK_EQUALITY(MILLISECONDS) : 0.138412 DISJOIN(MILLISECONDS) : 0.463796 RENAME_VARIABLES_DISJUNCTIVE(MILLISECONDS) : 1.487689 ADD_EQUALITY(MILLISECONDS) : 0.030754 DISJOIN_DISJUNCTIVE(MILLISECONDS) : 0.000000 ADD_DISEQUALITY(MILLISECONDS) : 0.026307 #CONJOIN_DISJUNCTIVE : 773 #RENAME_VARIABLES : 1719 #UNFREEZE : 0 #CONJOIN : 1048 #PROJECTAWAY : 998 #ADD_WEAK_EQUALITY : 10 #DISJOIN : 244 #RENAME_VARIABLES_DISJUNCTIVE : 1694 #ADD_EQUALITY : 77 #DISJOIN_DISJUNCTIVE : 0 #ADD_DISEQUALITY : 6 * Results from de.uni_freiburg.informatik.ultimate.plugins.icfgtransformation: - StatisticsResult: HeapSeparatorStatistics #COUNT_NEW_ARRAY_VARS_[#memory_int] : 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_int] : 3 * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - CounterExampleResult [Line: 15]: array index can be out of bounds array index can be out of bounds We found a FailurePath: - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 64 locations, 8 error locations. UNSAFE Result, 0.6s OverallTime, 3 OverallIterations, 1 TraceHistogramMax, 0.2s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 115 SDtfs, 70 SDslu, 131 SDs, 0 SdLazy, 83 SolverSat, 6 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 6 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=67occurred in iteration=2, 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, 11 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.1s InterpolantComputationTime, 37 NumberOfCodeBlocks, 37 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 18 ConstructedInterpolants, 0 QuantifiedInterpolants, 1215 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/ArraysOfVariableLength_false-valid-deref-write.c_svcomp-DerefFreeMemtrack-32bit-Automizer_Camel+AI_EQ_SS.epf_AutomizerCTransformed.xml/Csv-Benchmark-0-2018-03-23_12-17-28-215.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/ArraysOfVariableLength_false-valid-deref-write.c_svcomp-DerefFreeMemtrack-32bit-Automizer_Camel+AI_EQ_SS.epf_AutomizerCTransformed.xml/Csv-VPDomainBenchmark-0-2018-03-23_12-17-28-215.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/ArraysOfVariableLength_false-valid-deref-write.c_svcomp-DerefFreeMemtrack-32bit-Automizer_Camel+AI_EQ_SS.epf_AutomizerCTransformed.xml/Csv-BenchmarkWithCounters-0-2018-03-23_12-17-28-215.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/ArraysOfVariableLength_false-valid-deref-write.c_svcomp-DerefFreeMemtrack-32bit-Automizer_Camel+AI_EQ_SS.epf_AutomizerCTransformed.xml/Csv-HeapSeparatorBenchmark-0-2018-03-23_12-17-28-215.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/ArraysOfVariableLength_false-valid-deref-write.c_svcomp-DerefFreeMemtrack-32bit-Automizer_Camel+AI_EQ_SS.epf_AutomizerCTransformed.xml/Csv-TraceAbstractionBenchmarks-0-2018-03-23_12-17-28-215.csv Received shutdown request...