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_Fixed_noBitfields+AI_EQ_SS.epf -i ../../../trunk/examples/svcomp/ldv-memsafety/memsetNonZero_false-valid-deref-write.c -------------------------------------------------------------------------------- This is Ultimate 0.1.23-35b68b2 [2018-04-07 02:09:42,796 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-04-07 02:09:42,798 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-04-07 02:09:42,812 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-04-07 02:09:42,813 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-04-07 02:09:42,814 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-04-07 02:09:42,815 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-04-07 02:09:42,817 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-04-07 02:09:42,818 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-04-07 02:09:42,819 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-04-07 02:09:42,820 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-04-07 02:09:42,821 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-04-07 02:09:42,822 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-04-07 02:09:42,823 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-04-07 02:09:42,824 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-04-07 02:09:42,826 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-04-07 02:09:42,828 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-04-07 02:09:42,830 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-04-07 02:09:42,831 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-04-07 02:09:42,832 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-04-07 02:09:42,835 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-04-07 02:09:42,835 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-04-07 02:09:42,835 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-04-07 02:09:42,836 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-04-07 02:09:42,837 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-04-07 02:09:42,839 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-04-07 02:09:42,839 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-04-07 02:09:42,840 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-04-07 02:09:42,840 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-04-07 02:09:42,841 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-04-07 02:09:42,841 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-04-07 02:09:42,842 INFO L98 SettingsManager]: Beginning loading settings from /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/ai/eq-bench/svcomp-DerefFreeMemtrack-32bit-Automizer_Fixed_noBitfields+AI_EQ_SS.epf [2018-04-07 02:09:42,867 INFO L110 SettingsManager]: Loading preferences was successful [2018-04-07 02:09:42,868 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-04-07 02:09:42,868 INFO L131 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2018-04-07 02:09:42,868 INFO L133 SettingsManager]: * ultimate.logging.details=de.uni_freiburg.informatik.ultimate.plugins.icfgtransformation=DEBUG; [2018-04-07 02:09:42,869 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-04-07 02:09:42,869 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-04-07 02:09:42,869 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-04-07 02:09:42,869 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=VPDomain [2018-04-07 02:09:42,870 INFO L133 SettingsManager]: * Parallel states before merging=1 [2018-04-07 02:09:42,870 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-04-07 02:09:42,870 INFO L131 SettingsManager]: Preferences of LTL2Aut differ from their defaults: [2018-04-07 02:09:42,870 INFO L133 SettingsManager]: * Property to check=[] a a: x > 42 [2018-04-07 02:09:42,871 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-04-07 02:09:42,871 INFO L133 SettingsManager]: * sizeof long=4 [2018-04-07 02:09:42,871 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-04-07 02:09:42,871 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-04-07 02:09:42,871 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-04-07 02:09:42,872 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-04-07 02:09:42,872 INFO L133 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2018-04-07 02:09:42,872 INFO L133 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2018-04-07 02:09:42,872 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-04-07 02:09:42,872 INFO L133 SettingsManager]: * sizeof long double=12 [2018-04-07 02:09:42,873 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-04-07 02:09:42,873 INFO L133 SettingsManager]: * Size of a code block=SingleStatement [2018-04-07 02:09:42,873 INFO L133 SettingsManager]: * Add additional assume for each assert=false [2018-04-07 02:09:42,873 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-04-07 02:09:42,873 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-04-07 02:09:42,874 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-04-07 02:09:42,874 INFO L133 SettingsManager]: * Interpolant automaton=TWOTRACK [2018-04-07 02:09:42,874 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-04-07 02:09:42,874 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-04-07 02:09:42,874 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-04-07 02:09:42,875 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-07 02:09:42,875 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-04-07 02:09:42,876 INFO L131 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2018-04-07 02:09:42,876 INFO L133 SettingsManager]: * TransformationType=HEAP_SEPARATOR [2018-04-07 02:09:42,876 INFO L131 SettingsManager]: Preferences of Boogie Printer differ from their defaults: [2018-04-07 02:09:42,876 INFO L133 SettingsManager]: * Dump path:=C:\Users\alex\AppData\Local\Temp\ [2018-04-07 02:09:42,915 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-04-07 02:09:42,928 INFO L266 ainManager$Toolchain]: [Toolchain 1]: Parser(s) successfully (re)initialized [2018-04-07 02:09:42,932 INFO L222 ainManager$Toolchain]: [Toolchain 1]: Toolchain data selected. [2018-04-07 02:09:42,934 INFO L271 PluginConnector]: Initializing CDTParser... [2018-04-07 02:09:42,934 INFO L276 PluginConnector]: CDTParser initialized [2018-04-07 02:09:42,935 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-memsafety/memsetNonZero_false-valid-deref-write.c [2018-04-07 02:09:43,276 INFO L225 CDTParser]: Created temporary CDT project at /storage/ultimate/releaseScripts/default/UAutomizer-linux/data/FLAG7d27750ff [2018-04-07 02:09:43,418 INFO L287 CDTParser]: IsIndexed: true [2018-04-07 02:09:43,419 INFO L288 CDTParser]: Found 1 translation units. [2018-04-07 02:09:43,419 INFO L168 CDTParser]: Scanning memsetNonZero_false-valid-deref-write.c [2018-04-07 02:09:43,421 INFO L210 ultiparseSymbolTable]: Include resolver: [2018-04-07 02:09:43,421 INFO L215 ultiparseSymbolTable]: [2018-04-07 02:09:43,421 INFO L218 ultiparseSymbolTable]: Function table: [2018-04-07 02:09:43,422 INFO L221 ultiparseSymbolTable]: Function definition of null ('main') in memsetNonZero_false-valid-deref-write.c [2018-04-07 02:09:43,422 INFO L227 ultiparseSymbolTable]: Global variable table: [2018-04-07 02:09:43,422 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fmemsetNonZero_false_valid_deref_write_c____kernel_size_t in memsetNonZero_false-valid-deref-write.c [2018-04-07 02:09:43,422 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fmemsetNonZero_false_valid_deref_write_c__size_t in memsetNonZero_false-valid-deref-write.c [2018-04-07 02:09:43,422 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fmemsetNonZero_false_valid_deref_write_c____u32 in memsetNonZero_false-valid-deref-write.c [2018-04-07 02:09:43,438 INFO L330 CDTParser]: Deleted temporary CDT project at /storage/ultimate/releaseScripts/default/UAutomizer-linux/data/FLAG7d27750ff [2018-04-07 02:09:43,443 INFO L304 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-04-07 02:09:43,445 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2018-04-07 02:09:43,446 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-04-07 02:09:43,446 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-04-07 02:09:43,453 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-04-07 02:09:43,454 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.04 02:09:43" (1/1) ... [2018-04-07 02:09:43,457 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@b861922 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.04 02:09:43, skipping insertion in model container [2018-04-07 02:09:43,458 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.04 02:09:43" (1/1) ... [2018-04-07 02:09:43,475 INFO L167 Dispatcher]: Using SV-COMP mode [2018-04-07 02:09:43,490 INFO L167 Dispatcher]: Using SV-COMP mode [2018-04-07 02:09:43,638 INFO L175 PostProcessor]: Settings: Checked method=main [2018-04-07 02:09:43,665 INFO L175 PostProcessor]: Settings: Checked method=main [2018-04-07 02:09:43,670 INFO L100 SccComputation]: Graph consists of 0 InCaSumBalls and 7 non ball SCCs. Number of states in SCCs 7. [2018-04-07 02:09:43,677 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.04 02:09:43 WrapperNode [2018-04-07 02:09:43,678 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-04-07 02:09:43,678 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-04-07 02:09:43,679 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-04-07 02:09:43,679 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-04-07 02:09:43,689 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.04 02:09:43" (1/1) ... [2018-04-07 02:09:43,689 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.04 02:09:43" (1/1) ... [2018-04-07 02:09:43,697 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.04 02:09:43" (1/1) ... [2018-04-07 02:09:43,698 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.04 02:09:43" (1/1) ... [2018-04-07 02:09:43,700 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.04 02:09:43" (1/1) ... [2018-04-07 02:09:43,705 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.04 02:09:43" (1/1) ... [2018-04-07 02:09:43,706 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.04 02:09:43" (1/1) ... [2018-04-07 02:09:43,708 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-04-07 02:09:43,708 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-04-07 02:09:43,709 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-04-07 02:09:43,709 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-04-07 02:09:43,710 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.04 02:09:43" (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 [2018-04-07 02:09:43,779 INFO L136 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-04-07 02:09:43,779 INFO L136 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-04-07 02:09:43,779 INFO L136 BoogieDeclarations]: Found implementation of procedure main [2018-04-07 02:09:43,780 INFO L136 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2018-04-07 02:09:43,780 INFO L128 BoogieDeclarations]: Found specification of procedure memset [2018-04-07 02:09:43,780 INFO L128 BoogieDeclarations]: Found specification of procedure main [2018-04-07 02:09:43,780 INFO L128 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-04-07 02:09:43,780 INFO L128 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2018-04-07 02:09:43,780 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-04-07 02:09:43,781 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-04-07 02:09:43,781 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-04-07 02:09:43,955 WARN L446 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-04-07 02:09:44,028 INFO L259 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-04-07 02:09:44,029 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.04 02:09:44 BoogieIcfgContainer [2018-04-07 02:09:44,029 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-04-07 02:09:44,029 INFO L113 PluginConnector]: ------------------------IcfgTransformer---------------------------- [2018-04-07 02:09:44,029 INFO L271 PluginConnector]: Initializing IcfgTransformer... [2018-04-07 02:09:44,030 INFO L276 PluginConnector]: IcfgTransformer initialized [2018-04-07 02:09:44,033 INFO L185 PluginConnector]: Executing the observer IcfgTransformationObserver from plugin IcfgTransformer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.04 02:09:44" (1/1) ... [2018-04-07 02:09:44,040 INFO L139 apSepIcfgTransformer]: HeapSepIcfgTransformer: Starting heap partitioning [2018-04-07 02:09:44,041 INFO L140 apSepIcfgTransformer]: To be partitioned heap arrays found [] [2018-04-07 02:09:44,055 INFO L299 apSepIcfgTransformer]: Heap separator: starting memloc-array-style preprocessing [2018-04-07 02:09:44,064 INFO L100 SccComputation]: Graph consists of 0 InCaSumBalls and 7 non ball SCCs. Number of states in SCCs 7. [2018-04-07 02:09:44,065 INFO L332 apSepIcfgTransformer]: finished MemlocArrayUpdater, created 0 location literals (each corresponds to one heap write) [2018-04-07 02:09:44,071 INFO L100 SccComputation]: Graph consists of 0 InCaSumBalls and 7 non ball SCCs. Number of states in SCCs 7. [2018-04-07 02:09:44,075 INFO L412 apSepIcfgTransformer]: finished preprocessing for the equality analysis [2018-04-07 02:09:44,075 DEBUG L416 apSepIcfgTransformer]: storeIndexInfoToLocLiteral: Map: [2018-04-07 02:09:44,077 DEBUG L418 apSepIcfgTransformer]: edgeToIndexToStoreIndexInfo: NestedMap2: [2018-04-07 02:09:44,150 INFO L101 FixpointEngine]: Starting fixpoint engine with domain VPDomain (maxUnwinding=3, maxParallelStates=1) [2018-04-07 02:09:44,709 INFO L314 AbstractInterpreter]: Visited 27 different actions 32 times. Merged at 4 different actions 4 times. Never widened. Found 2 fixpoints after 2 different actions. Largest state had 15 variables. [2018-04-07 02:09:44,713 INFO L424 apSepIcfgTransformer]: finished equality analysis [2018-04-07 02:09:44,722 INFO L434 apSepIcfgTransformer]: Finished pre analysis before partitioning [2018-04-07 02:09:44,722 INFO L435 apSepIcfgTransformer]: array groups: Set: [2018-04-07 02:09:44,722 INFO L437 apSepIcfgTransformer]: select infos: Set: [2018-04-07 02:09:44,724 INFO L330 HeapPartitionManager]: partitioning result: [2018-04-07 02:09:44,726 INFO L131 ransitionTransformer]: executing heap partitioning transformation [2018-04-07 02:09:44,730 DEBUG L280 ransitionTransformer]: transformed transition [2018-04-07 02:09:44,730 DEBUG L281 ransitionTransformer]: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] [2018-04-07 02:09:44,730 DEBUG L284 ransitionTransformer]: transformula unchanged [2018-04-07 02:09:44,731 DEBUG L310 ransitionTransformer]: [2018-04-07 02:09:44,731 DEBUG L280 ransitionTransformer]: transformed transition [2018-04-07 02:09:44,731 DEBUG L281 ransitionTransformer]: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] [2018-04-07 02:09:44,731 DEBUG L284 ransitionTransformer]: transformula unchanged [2018-04-07 02:09:44,731 DEBUG L310 ransitionTransformer]: [2018-04-07 02:09:44,732 DEBUG L280 ransitionTransformer]: transformed transition [2018-04-07 02:09:44,732 DEBUG L281 ransitionTransformer]: Formula: (and (= |v_#NULL.offset_1| 0) (= |v_#NULL.base_1| 0)) InVars {} OutVars{#NULL.offset=|v_#NULL.offset_1|, #NULL.base=|v_#NULL.base_1|} AuxVars[] AssignedVars[#NULL.offset, #NULL.base] [2018-04-07 02:09:44,733 DEBUG L284 ransitionTransformer]: transformula unchanged [2018-04-07 02:09:44,733 DEBUG L310 ransitionTransformer]: [2018-04-07 02:09:44,733 DEBUG L280 ransitionTransformer]: transformed transition [2018-04-07 02:09:44,733 DEBUG L281 ransitionTransformer]: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] [2018-04-07 02:09:44,734 DEBUG L284 ransitionTransformer]: transformula unchanged [2018-04-07 02:09:44,734 DEBUG L310 ransitionTransformer]: [2018-04-07 02:09:44,734 DEBUG L280 ransitionTransformer]: transformed transition [2018-04-07 02:09:44,735 DEBUG L281 ransitionTransformer]: Formula: (and (not (= |v_main_~#cstats~0.base_1| 0)) (= (store |v_#length_5| |v_main_~#cstats~0.base_1| 80) |v_#length_4|) (= |v_#valid_8| (store |v_#valid_9| |v_main_~#cstats~0.base_1| 1)) (= 0 (select |v_#valid_9| |v_main_~#cstats~0.base_1|)) (= |v_main_~#cstats~0.offset_1| 0)) InVars {#length=|v_#length_5|, #valid=|v_#valid_9|} OutVars{main_~#cstats~0.base=|v_main_~#cstats~0.base_1|, #length=|v_#length_4|, main_~#cstats~0.offset=|v_main_~#cstats~0.offset_1|, #valid=|v_#valid_8|} AuxVars[] AssignedVars[#valid, main_~#cstats~0.base, #length, main_~#cstats~0.offset] [2018-04-07 02:09:44,735 DEBUG L284 ransitionTransformer]: transformula unchanged [2018-04-07 02:09:44,735 DEBUG L310 ransitionTransformer]: [2018-04-07 02:09:44,735 DEBUG L280 ransitionTransformer]: transformed transition [2018-04-07 02:09:44,736 DEBUG L281 ransitionTransformer]: Formula: (= |v_#valid_1| (store |v_#valid_2| 0 0)) InVars {#valid=|v_#valid_2|} OutVars{#valid=|v_#valid_1|} AuxVars[] AssignedVars[#valid] [2018-04-07 02:09:44,736 DEBUG L284 ransitionTransformer]: transformula unchanged [2018-04-07 02:09:44,736 DEBUG L310 ransitionTransformer]: [2018-04-07 02:09:44,736 DEBUG L280 ransitionTransformer]: transformed transition [2018-04-07 02:09:44,737 DEBUG L281 ransitionTransformer]: Formula: (not (= 1 (select |v_#valid_11| |v_main_~#cstats~0.base_3|))) InVars {main_~#cstats~0.base=|v_main_~#cstats~0.base_3|, #valid=|v_#valid_11|} OutVars{main_~#cstats~0.base=|v_main_~#cstats~0.base_3|, #valid=|v_#valid_11|} AuxVars[] AssignedVars[] [2018-04-07 02:09:44,737 DEBUG L284 ransitionTransformer]: transformula unchanged [2018-04-07 02:09:44,737 DEBUG L310 ransitionTransformer]: [2018-04-07 02:09:44,737 DEBUG L280 ransitionTransformer]: transformed transition [2018-04-07 02:09:44,738 DEBUG L281 ransitionTransformer]: Formula: (or (not (<= 0 |v_main_~#cstats~0.offset_3|)) (not (<= (+ |v_main_~#cstats~0.offset_3| 81) (select |v_#length_7| |v_main_~#cstats~0.base_4|)))) InVars {main_~#cstats~0.base=|v_main_~#cstats~0.base_4|, #length=|v_#length_7|, main_~#cstats~0.offset=|v_main_~#cstats~0.offset_3|} OutVars{main_~#cstats~0.base=|v_main_~#cstats~0.base_4|, #length=|v_#length_7|, main_~#cstats~0.offset=|v_main_~#cstats~0.offset_3|} AuxVars[] AssignedVars[] [2018-04-07 02:09:44,738 DEBUG L284 ransitionTransformer]: transformula unchanged [2018-04-07 02:09:44,738 DEBUG L310 ransitionTransformer]: [2018-04-07 02:09:44,738 DEBUG L280 ransitionTransformer]: transformed transition [2018-04-07 02:09:44,739 DEBUG L281 ransitionTransformer]: Formula: (and (= |v_#Ultimate.C_memset_#valueInParam_1| 10) (= |v_#Ultimate.C_memset_#ptr.offsetInParam_1| |v_main_~#cstats~0.offset_6|) (= |v_#Ultimate.C_memset_#ptr.baseInParam_1| |v_main_~#cstats~0.base_7|) (= |v_#Ultimate.C_memset_#amountInParam_1| 81)) InVars {main_~#cstats~0.base=|v_main_~#cstats~0.base_7|, main_~#cstats~0.offset=|v_main_~#cstats~0.offset_6|} OutVars{#Ultimate.C_memset_#amount=|v_#Ultimate.C_memset_#amountInParam_1|, #Ultimate.C_memset_#value=|v_#Ultimate.C_memset_#valueInParam_1|, #Ultimate.C_memset_#ptr.base=|v_#Ultimate.C_memset_#ptr.baseInParam_1|, #Ultimate.C_memset_#ptr.offset=|v_#Ultimate.C_memset_#ptr.offsetInParam_1|} AuxVars[] AssignedVars[#Ultimate.C_memset_#amount, #Ultimate.C_memset_#value, #Ultimate.C_memset_#ptr.base, #Ultimate.C_memset_#ptr.offset] [2018-04-07 02:09:44,739 DEBUG L284 ransitionTransformer]: transformula unchanged [2018-04-07 02:09:44,739 DEBUG L310 ransitionTransformer]: [2018-04-07 02:09:44,739 DEBUG L280 ransitionTransformer]: transformed transition [2018-04-07 02:09:44,740 DEBUG L281 ransitionTransformer]: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] [2018-04-07 02:09:44,740 DEBUG L284 ransitionTransformer]: transformula unchanged [2018-04-07 02:09:44,740 DEBUG L310 ransitionTransformer]: [2018-04-07 02:09:44,740 DEBUG L280 ransitionTransformer]: transformed transition [2018-04-07 02:09:44,740 DEBUG L281 ransitionTransformer]: Formula: true InVars {} OutVars{main_#t~memset3.offset=|v_main_#t~memset3.offset_2|, main_#t~memset3.base=|v_main_#t~memset3.base_2|} AuxVars[] AssignedVars[main_#t~memset3.offset, main_#t~memset3.base] [2018-04-07 02:09:44,741 DEBUG L284 ransitionTransformer]: transformula unchanged [2018-04-07 02:09:44,741 DEBUG L310 ransitionTransformer]: [2018-04-07 02:09:44,741 DEBUG L280 ransitionTransformer]: transformed transition [2018-04-07 02:09:44,741 DEBUG L281 ransitionTransformer]: Formula: (= 1 (select |v_#valid_3| |v_#Ultimate.C_memset_#ptr.base_1|)) InVars {#Ultimate.C_memset_#ptr.base=|v_#Ultimate.C_memset_#ptr.base_1|, #valid=|v_#valid_3|} OutVars{#Ultimate.C_memset_#ptr.base=|v_#Ultimate.C_memset_#ptr.base_1|, #valid=|v_#valid_3|} AuxVars[] AssignedVars[] [2018-04-07 02:09:44,742 DEBUG L284 ransitionTransformer]: transformula unchanged [2018-04-07 02:09:44,744 DEBUG L310 ransitionTransformer]: [2018-04-07 02:09:44,744 DEBUG L280 ransitionTransformer]: transformed transition [2018-04-07 02:09:44,744 DEBUG L281 ransitionTransformer]: Formula: (= |v_main_#res_1| 0) InVars {} OutVars{main_#res=|v_main_#res_1|} AuxVars[] AssignedVars[main_#res] [2018-04-07 02:09:44,745 DEBUG L284 ransitionTransformer]: transformula unchanged [2018-04-07 02:09:44,745 DEBUG L310 ransitionTransformer]: [2018-04-07 02:09:44,745 DEBUG L280 ransitionTransformer]: transformed transition [2018-04-07 02:09:44,745 DEBUG L281 ransitionTransformer]: Formula: (and (<= (+ |v_#Ultimate.C_memset_#ptr.offset_1| |v_#Ultimate.C_memset_#amount_1|) (select |v_#length_1| |v_#Ultimate.C_memset_#ptr.base_2|)) (<= 0 |v_#Ultimate.C_memset_#ptr.offset_1|)) InVars {#length=|v_#length_1|, #Ultimate.C_memset_#amount=|v_#Ultimate.C_memset_#amount_1|, #Ultimate.C_memset_#ptr.base=|v_#Ultimate.C_memset_#ptr.base_2|, #Ultimate.C_memset_#ptr.offset=|v_#Ultimate.C_memset_#ptr.offset_1|} OutVars{#length=|v_#length_1|, #Ultimate.C_memset_#amount=|v_#Ultimate.C_memset_#amount_1|, #Ultimate.C_memset_#ptr.base=|v_#Ultimate.C_memset_#ptr.base_2|, #Ultimate.C_memset_#ptr.offset=|v_#Ultimate.C_memset_#ptr.offset_1|} AuxVars[] AssignedVars[] [2018-04-07 02:09:44,746 DEBUG L284 ransitionTransformer]: transformula unchanged [2018-04-07 02:09:44,746 DEBUG L310 ransitionTransformer]: [2018-04-07 02:09:44,746 DEBUG L280 ransitionTransformer]: transformed transition [2018-04-07 02:09:44,746 DEBUG L281 ransitionTransformer]: Formula: (= |v_#valid_12| (store |v_#valid_13| |v_main_~#cstats~0.base_5| 0)) InVars {main_~#cstats~0.base=|v_main_~#cstats~0.base_5|, #valid=|v_#valid_13|} OutVars{main_~#cstats~0.base=|v_main_~#cstats~0.base_5|, #valid=|v_#valid_12|} AuxVars[] AssignedVars[#valid] [2018-04-07 02:09:44,747 DEBUG L284 ransitionTransformer]: transformula unchanged [2018-04-07 02:09:44,750 DEBUG L310 ransitionTransformer]: [2018-04-07 02:09:44,751 DEBUG L280 ransitionTransformer]: transformed transition [2018-04-07 02:09:44,751 DEBUG L281 ransitionTransformer]: Formula: (= |v_#Ultimate.C_memset_#t~loopctr5_1| 0) InVars {} OutVars{#Ultimate.C_memset_#t~loopctr5=|v_#Ultimate.C_memset_#t~loopctr5_1|} AuxVars[] AssignedVars[#Ultimate.C_memset_#t~loopctr5] [2018-04-07 02:09:44,751 DEBUG L284 ransitionTransformer]: transformula unchanged [2018-04-07 02:09:44,752 DEBUG L310 ransitionTransformer]: [2018-04-07 02:09:44,752 DEBUG L280 ransitionTransformer]: transformed transition [2018-04-07 02:09:44,752 DEBUG L281 ransitionTransformer]: Formula: true InVars {} OutVars{main_~#cstats~0.base=|v_main_~#cstats~0.base_6|, main_~#cstats~0.offset=|v_main_~#cstats~0.offset_5|} AuxVars[] AssignedVars[main_~#cstats~0.base, main_~#cstats~0.offset] [2018-04-07 02:09:44,752 DEBUG L284 ransitionTransformer]: transformula unchanged [2018-04-07 02:09:44,753 DEBUG L310 ransitionTransformer]: [2018-04-07 02:09:44,753 DEBUG L280 ransitionTransformer]: transformed transition [2018-04-07 02:09:44,753 DEBUG L281 ransitionTransformer]: Formula: (< |v_#Ultimate.C_memset_#t~loopctr5_2| |v_#Ultimate.C_memset_#amount_2|) InVars {#Ultimate.C_memset_#t~loopctr5=|v_#Ultimate.C_memset_#t~loopctr5_2|, #Ultimate.C_memset_#amount=|v_#Ultimate.C_memset_#amount_2|} OutVars{#Ultimate.C_memset_#t~loopctr5=|v_#Ultimate.C_memset_#t~loopctr5_2|, #Ultimate.C_memset_#amount=|v_#Ultimate.C_memset_#amount_2|} AuxVars[] AssignedVars[] [2018-04-07 02:09:44,753 DEBUG L284 ransitionTransformer]: transformula unchanged [2018-04-07 02:09:44,754 DEBUG L310 ransitionTransformer]: [2018-04-07 02:09:44,755 DEBUG L280 ransitionTransformer]: transformed transition [2018-04-07 02:09:44,755 DEBUG L281 ransitionTransformer]: Formula: (not (< |v_#Ultimate.C_memset_#t~loopctr5_5| |v_#Ultimate.C_memset_#amount_3|)) InVars {#Ultimate.C_memset_#t~loopctr5=|v_#Ultimate.C_memset_#t~loopctr5_5|, #Ultimate.C_memset_#amount=|v_#Ultimate.C_memset_#amount_3|} OutVars{#Ultimate.C_memset_#t~loopctr5=|v_#Ultimate.C_memset_#t~loopctr5_5|, #Ultimate.C_memset_#amount=|v_#Ultimate.C_memset_#amount_3|} AuxVars[] AssignedVars[] [2018-04-07 02:09:44,756 DEBUG L284 ransitionTransformer]: transformula unchanged [2018-04-07 02:09:44,756 DEBUG L310 ransitionTransformer]: [2018-04-07 02:09:44,756 DEBUG L280 ransitionTransformer]: transformed transition [2018-04-07 02:09:44,756 DEBUG L281 ransitionTransformer]: Formula: (= |v_#valid_14| |old(#valid)|) InVars {#valid=|v_#valid_14|, old(#valid)=|old(#valid)|} OutVars{#valid=|v_#valid_14|, old(#valid)=|old(#valid)|} AuxVars[] AssignedVars[] [2018-04-07 02:09:44,757 DEBUG L284 ransitionTransformer]: transformula unchanged [2018-04-07 02:09:44,757 DEBUG L310 ransitionTransformer]: [2018-04-07 02:09:44,757 DEBUG L280 ransitionTransformer]: transformed transition [2018-04-07 02:09:44,757 DEBUG L281 ransitionTransformer]: Formula: (not (= |v_#valid_15| |old(#valid)|)) InVars {#valid=|v_#valid_15|, old(#valid)=|old(#valid)|} OutVars{#valid=|v_#valid_15|, old(#valid)=|old(#valid)|} AuxVars[] AssignedVars[] [2018-04-07 02:09:44,758 DEBUG L284 ransitionTransformer]: transformula unchanged [2018-04-07 02:09:44,758 DEBUG L310 ransitionTransformer]: [2018-04-07 02:09:44,758 DEBUG L280 ransitionTransformer]: transformed transition [2018-04-07 02:09:44,758 DEBUG L281 ransitionTransformer]: Formula: (= |v_#Ultimate.C_memset_#t~loopctr5_3| (+ |v_#Ultimate.C_memset_#t~loopctr5_4| 1)) InVars {#Ultimate.C_memset_#t~loopctr5=|v_#Ultimate.C_memset_#t~loopctr5_4|} OutVars{#Ultimate.C_memset_#t~loopctr5=|v_#Ultimate.C_memset_#t~loopctr5_3|} AuxVars[] AssignedVars[#Ultimate.C_memset_#t~loopctr5] [2018-04-07 02:09:44,758 DEBUG L284 ransitionTransformer]: transformula unchanged [2018-04-07 02:09:44,761 DEBUG L310 ransitionTransformer]: [2018-04-07 02:09:44,761 DEBUG L280 ransitionTransformer]: transformed transition [2018-04-07 02:09:44,762 DEBUG L281 ransitionTransformer]: Formula: (and (= |v_#Ultimate.C_memset_#res.base_1| |v_#Ultimate.C_memset_#ptr.base_3|) (= |v_#Ultimate.C_memset_#ptr.offset_2| |v_#Ultimate.C_memset_#res.offset_1|)) InVars {#Ultimate.C_memset_#res.base=|v_#Ultimate.C_memset_#res.base_1|, #Ultimate.C_memset_#res.offset=|v_#Ultimate.C_memset_#res.offset_1|, #Ultimate.C_memset_#ptr.base=|v_#Ultimate.C_memset_#ptr.base_3|, #Ultimate.C_memset_#ptr.offset=|v_#Ultimate.C_memset_#ptr.offset_2|} OutVars{#Ultimate.C_memset_#res.base=|v_#Ultimate.C_memset_#res.base_1|, #Ultimate.C_memset_#res.offset=|v_#Ultimate.C_memset_#res.offset_1|, #Ultimate.C_memset_#ptr.base=|v_#Ultimate.C_memset_#ptr.base_3|, #Ultimate.C_memset_#ptr.offset=|v_#Ultimate.C_memset_#ptr.offset_2|} AuxVars[] AssignedVars[] [2018-04-07 02:09:44,762 DEBUG L284 ransitionTransformer]: transformula unchanged [2018-04-07 02:09:44,762 DEBUG L310 ransitionTransformer]: [2018-04-07 02:09:44,762 DEBUG L280 ransitionTransformer]: transformed transition [2018-04-07 02:09:44,763 DEBUG L281 ransitionTransformer]: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] [2018-04-07 02:09:44,763 DEBUG L284 ransitionTransformer]: transformula unchanged [2018-04-07 02:09:44,763 DEBUG L310 ransitionTransformer]: [2018-04-07 02:09:44,763 DEBUG L280 ransitionTransformer]: transformed transition [2018-04-07 02:09:44,763 DEBUG L281 ransitionTransformer]: Formula: (= |v_ULTIMATE.start_#t~ret4_2| |v_main_#resOutParam_1|) InVars {main_#res=|v_main_#resOutParam_1|} OutVars{ULTIMATE.start_#t~ret4=|v_ULTIMATE.start_#t~ret4_2|} AuxVars[] AssignedVars[ULTIMATE.start_#t~ret4] [2018-04-07 02:09:44,764 DEBUG L284 ransitionTransformer]: transformula unchanged [2018-04-07 02:09:44,764 DEBUG L310 ransitionTransformer]: [2018-04-07 02:09:44,764 DEBUG L280 ransitionTransformer]: transformed transition [2018-04-07 02:09:44,764 DEBUG L281 ransitionTransformer]: Formula: (and (= |v_main_#t~memset3.offset_3| |v_#Ultimate.C_memset_#res.offsetOutParam_1|) (= |v_main_#t~memset3.base_3| |v_#Ultimate.C_memset_#res.baseOutParam_1|)) InVars {#Ultimate.C_memset_#res.base=|v_#Ultimate.C_memset_#res.baseOutParam_1|, #Ultimate.C_memset_#res.offset=|v_#Ultimate.C_memset_#res.offsetOutParam_1|} OutVars{main_#t~memset3.offset=|v_main_#t~memset3.offset_3|, main_#t~memset3.base=|v_main_#t~memset3.base_3|} AuxVars[] AssignedVars[main_#t~memset3.offset, main_#t~memset3.base] [2018-04-07 02:09:44,765 DEBUG L284 ransitionTransformer]: transformula unchanged [2018-04-07 02:09:44,765 DEBUG L310 ransitionTransformer]: [2018-04-07 02:09:44,765 INFO L100 SccComputation]: Graph consists of 0 InCaSumBalls and 7 non ball SCCs. Number of states in SCCs 7. [2018-04-07 02:09:44,766 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.icfgtransformation CFG 07.04 02:09:44 BasicIcfg [2018-04-07 02:09:44,769 INFO L132 PluginConnector]: ------------------------ END IcfgTransformer---------------------------- [2018-04-07 02:09:44,770 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-04-07 02:09:44,770 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-04-07 02:09:44,773 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-04-07 02:09:44,773 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.04 02:09:43" (1/4) ... [2018-04-07 02:09:44,774 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@19da64ad and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.04 02:09:44, skipping insertion in model container [2018-04-07 02:09:44,774 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.04 02:09:43" (2/4) ... [2018-04-07 02:09:44,774 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@19da64ad and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.04 02:09:44, skipping insertion in model container [2018-04-07 02:09:44,775 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.04 02:09:44" (3/4) ... [2018-04-07 02:09:44,775 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@19da64ad and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 07.04 02:09:44, skipping insertion in model container [2018-04-07 02:09:44,775 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.icfgtransformation CFG 07.04 02:09:44" (4/4) ... [2018-04-07 02:09:44,777 INFO L107 eAbstractionObserver]: Analyzing ICFG memPartitionedIcfg [2018-04-07 02:09:44,785 INFO L131 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-04-07 02:09:44,791 INFO L143 ceAbstractionStarter]: Appying trace abstraction to program that has 3 error locations. [2018-04-07 02:09:44,828 INFO L128 ementStrategyFactory]: Using default assertion order modulation [2018-04-07 02:09:44,828 INFO L369 AbstractCegarLoop]: Interprodecural is true [2018-04-07 02:09:44,828 INFO L370 AbstractCegarLoop]: Hoare is true [2018-04-07 02:09:44,828 INFO L371 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-04-07 02:09:44,829 INFO L372 AbstractCegarLoop]: Backedges is TWOTRACK [2018-04-07 02:09:44,829 INFO L373 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-04-07 02:09:44,829 INFO L374 AbstractCegarLoop]: Difference is false [2018-04-07 02:09:44,829 INFO L375 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-04-07 02:09:44,829 INFO L380 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-04-07 02:09:44,830 INFO L87 2NestedWordAutomaton]: Mode: main mode - execution starts in main procedure [2018-04-07 02:09:44,840 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states. [2018-04-07 02:09:44,845 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-04-07 02:09:44,845 INFO L347 BasicCegarLoop]: Found error trace [2018-04-07 02:09:44,846 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1] [2018-04-07 02:09:44,846 INFO L408 AbstractCegarLoop]: === Iteration 1 === [mainErr1RequiresViolation, mainErr2EnsuresViolationMEMORY_LEAK, mainErr0RequiresViolation]=== [2018-04-07 02:09:44,850 INFO L82 PathProgramCache]: Analyzing trace with hash -639658125, now seen corresponding path program 1 times No working directory specified, using /storage/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-07 02:09:44,864 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-07 02:09:44,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-07 02:09:44,907 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-07 02:09:44,944 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2018-04-07 02:09:44,945 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-07 02:09:44,950 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-07 02:09:44,950 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:6, output treesize:5 [2018-04-07 02:09:44,957 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-07 02:09:44,957 INFO L314 TraceCheckSpWp]: Computing backward predicates... [2018-04-07 02:09:44,972 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-07 02:09:44,996 INFO L320 seRefinementStrategy]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2018-04-07 02:09:44,996 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 2 [2018-04-07 02:09:44,998 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-04-07 02:09:45,005 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-04-07 02:09:45,006 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-04-07 02:09:45,008 INFO L87 Difference]: Start difference. First operand 26 states. Second operand 3 states. [2018-04-07 02:09:45,043 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-07 02:09:45,043 INFO L93 Difference]: Finished difference Result 26 states and 26 transitions. [2018-04-07 02:09:45,043 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-04-07 02:09:45,044 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 8 [2018-04-07 02:09:45,045 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-07 02:09:45,053 INFO L225 Difference]: With dead ends: 26 [2018-04-07 02:09:45,053 INFO L226 Difference]: Without dead ends: 22 [2018-04-07 02:09:45,056 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 14 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-04-07 02:09:45,071 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 22 states. [2018-04-07 02:09:45,082 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 22 to 22. [2018-04-07 02:09:45,083 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 22 states. [2018-04-07 02:09:45,084 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 22 states and 22 transitions. [2018-04-07 02:09:45,085 INFO L78 Accepts]: Start accepts. Automaton has 22 states and 22 transitions. Word has length 8 [2018-04-07 02:09:45,085 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-07 02:09:45,086 INFO L459 AbstractCegarLoop]: Abstraction has 22 states and 22 transitions. [2018-04-07 02:09:45,086 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-04-07 02:09:45,086 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 22 transitions. [2018-04-07 02:09:45,086 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-04-07 02:09:45,086 INFO L347 BasicCegarLoop]: Found error trace [2018-04-07 02:09:45,086 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1] [2018-04-07 02:09:45,086 INFO L408 AbstractCegarLoop]: === Iteration 2 === [mainErr1RequiresViolation, mainErr2EnsuresViolationMEMORY_LEAK, mainErr0RequiresViolation]=== [2018-04-07 02:09:45,087 INFO L82 PathProgramCache]: Analyzing trace with hash -639658124, now seen corresponding path program 1 times No working directory specified, using /storage/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-07 02:09:45,094 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-07 02:09:45,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-04-07 02:09:45,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-04-07 02:09:45,147 INFO L421 BasicCegarLoop]: Counterexample might be feasible [2018-04-07 02:09:45,163 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 07.04 02:09:45 BasicIcfg [2018-04-07 02:09:45,164 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-04-07 02:09:45,164 INFO L168 Benchmark]: Toolchain (without parser) took 1720.89 ms. Allocated memory was 299.9 MB in the beginning and 464.0 MB in the end (delta: 164.1 MB). Free memory was 242.9 MB in the beginning and 345.5 MB in the end (delta: -102.6 MB). Peak memory consumption was 61.5 MB. Max. memory is 5.3 GB. [2018-04-07 02:09:45,165 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 299.9 MB. Free memory is still 261.9 MB. There was no memory consumed. Max. memory is 5.3 GB. [2018-04-07 02:09:45,166 INFO L168 Benchmark]: CACSL2BoogieTranslator took 232.21 ms. Allocated memory is still 299.9 MB. Free memory was 242.9 MB in the beginning and 232.9 MB in the end (delta: 10.0 MB). Peak memory consumption was 10.0 MB. Max. memory is 5.3 GB. [2018-04-07 02:09:45,166 INFO L168 Benchmark]: Boogie Preprocessor took 29.56 ms. Allocated memory is still 299.9 MB. Free memory was 232.9 MB in the beginning and 231.9 MB in the end (delta: 996.1 kB). Peak memory consumption was 996.1 kB. Max. memory is 5.3 GB. [2018-04-07 02:09:45,166 INFO L168 Benchmark]: RCFGBuilder took 320.39 ms. Allocated memory was 299.9 MB in the beginning and 464.0 MB in the end (delta: 164.1 MB). Free memory was 231.9 MB in the beginning and 434.3 MB in the end (delta: -202.4 MB). Peak memory consumption was 24.8 MB. Max. memory is 5.3 GB. [2018-04-07 02:09:45,167 INFO L168 Benchmark]: IcfgTransformer took 740.37 ms. Allocated memory is still 464.0 MB. Free memory was 434.3 MB in the beginning and 376.8 MB in the end (delta: 57.6 MB). Peak memory consumption was 57.6 MB. Max. memory is 5.3 GB. [2018-04-07 02:09:45,168 INFO L168 Benchmark]: TraceAbstraction took 393.37 ms. Allocated memory is still 464.0 MB. Free memory was 376.8 MB in the beginning and 345.5 MB in the end (delta: 31.2 MB). Peak memory consumption was 31.2 MB. Max. memory is 5.3 GB. [2018-04-07 02:09:45,171 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 299.9 MB. Free memory is still 261.9 MB. There was no memory consumed. Max. memory is 5.3 GB. * CACSL2BoogieTranslator took 232.21 ms. Allocated memory is still 299.9 MB. Free memory was 242.9 MB in the beginning and 232.9 MB in the end (delta: 10.0 MB). Peak memory consumption was 10.0 MB. Max. memory is 5.3 GB. * Boogie Preprocessor took 29.56 ms. Allocated memory is still 299.9 MB. Free memory was 232.9 MB in the beginning and 231.9 MB in the end (delta: 996.1 kB). Peak memory consumption was 996.1 kB. Max. memory is 5.3 GB. * RCFGBuilder took 320.39 ms. Allocated memory was 299.9 MB in the beginning and 464.0 MB in the end (delta: 164.1 MB). Free memory was 231.9 MB in the beginning and 434.3 MB in the end (delta: -202.4 MB). Peak memory consumption was 24.8 MB. Max. memory is 5.3 GB. * IcfgTransformer took 740.37 ms. Allocated memory is still 464.0 MB. Free memory was 434.3 MB in the beginning and 376.8 MB in the end (delta: 57.6 MB). Peak memory consumption was 57.6 MB. Max. memory is 5.3 GB. * TraceAbstraction took 393.37 ms. Allocated memory is still 464.0 MB. Free memory was 376.8 MB in the beginning and 345.5 MB in the end (delta: 31.2 MB). Peak memory consumption was 31.2 MB. Max. memory is 5.3 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2: - StatisticsResult: ArrayEqualityDomainStatistics #Locations : 25 LocStat_MAX_WEQGRAPH_SIZE : 2 LocStat_MAX_SIZEOF_WEQEDGELABEL : 1 LocStat_NO_SUPPORTING_EQUALITIES : 148 LocStat_NO_SUPPORTING_DISEQUALITIES : 36 LocStat_NO_DISJUNCTIONS : -50 LocStat_MAX_NO_DISJUNCTIONS : -1 #Transitions : 33 TransStat_MAX_WEQGRAPH_SIZE : 2 TransStat_MAX_SIZEOF_WEQEDGELABEL : 1 TransStat_NO_SUPPORTING_EQUALITIES : 35 TransStat_NO_SUPPORTING_DISEQUALITIES : 6 TransStat_NO_DISJUNCTIONS : 34 TransStat_MAX_NO_DISJUNCTIONS : 2 - StatisticsResult: EqConstraintFactoryStatistics CONJOIN_DISJUNCTIVE(MILLISECONDS) : 120.27 RENAME_VARIABLES(MILLISECONDS) : 29.44 UNFREEZE(MILLISECONDS) : 0.00 CONJOIN(MILLISECONDS) : 123.78 PROJECTAWAY(MILLISECONDS) : 207.41 ADD_WEAK_EQUALITY(MILLISECONDS) : 6.33 DISJOIN(MILLISECONDS) : 5.14 RENAME_VARIABLES_DISJUNCTIVE(MILLISECONDS) : 32.84 ADD_EQUALITY(MILLISECONDS) : 8.09 DISJOIN_DISJUNCTIVE(MILLISECONDS) : 0.00 ADD_DISEQUALITY(MILLISECONDS) : 0.11 #CONJOIN_DISJUNCTIVE : 42 #RENAME_VARIABLES : 83 #UNFREEZE : 0 #CONJOIN : 72 #PROJECTAWAY : 84 #ADD_WEAK_EQUALITY : 4 #DISJOIN : 1 #RENAME_VARIABLES_DISJUNCTIVE : 82 #ADD_EQUALITY : 35 #DISJOIN_DISJUNCTIVE : 0 #ADD_DISEQUALITY : 3 - StatisticsResult: WeqCcManagerStatistics FREEZE(MILLISECONDS) : 119.90 ADDNODE(MILLISECONDS) : 0.00 MEET(MILLISECONDS) : 119.09 FILTERREDUNDANT(MILLISECONDS) : 0.00 REPORTWEQ(MILLISECONDS) : 6.25 JOIN(MILLISECONDS) : 4.69 RENAMEVARS(MILLISECONDS) : 26.99 FLATTENLABELS(MILLISECONDS) : 0.00 COPY(MILLISECONDS) : 0.00 ISSTRONGERTHAN(MILLISECONDS) : 35.65 ISLABELSTRONGERTHAN(MILLISECONDS) : 11.95 ISWEQGRAPHSTRONGERTHAN(MILLISECONDS) : 0.03 UNFREEZE(MILLISECONDS) : 7.89 REPORTCONTAINS(MILLISECONDS) : 0.00 PROJECTAWAY(MILLISECONDS) : 189.70 MEETEDGELABELS(MILLISECONDS) : 15.28 REPORTEQUALITY(MILLISECONDS) : 25.29 ADDALLNODES(MILLISECONDS) : 35.24 REPORTDISEQUALITY(MILLISECONDS) : 0.37 WEQGRAPHJOIN(MILLISECONDS) : 1.33 #FREEZE : 219 #ADDNODE : 0 #MEET : 50 #FILTERREDUNDANT : 0 #REPORTWEQ : 4 #JOIN : 1 #RENAMEVARS : 83 #FLATTENLABELS : 0 #COPY : 0 #ISSTRONGERTHAN : 19 #ISLABELSTRONGERTHAN : 344 #ISWEQGRAPHSTRONGERTHAN : 8 #UNFREEZE : 240 #REPORTCONTAINS : 0 #PROJECTAWAY : 107 #MEETEDGELABELS : 83 #REPORTEQUALITY : 243 #ADDALLNODES : 50 #REPORTDISEQUALITY : 48 #WEQGRAPHJOIN : 1 - StatisticsResult: CcManagerStatistics ADDNODE(MILLISECONDS) : 0.00 MEET(MILLISECONDS) : 64.05 REPORT_EQUALITY(MILLISECONDS) : 20.43 FILTERREDUNDANT(MILLISECONDS) : 55.79 ADD_ALL_ELEMENTS(MILLISECONDS) : 7.08 JOIN(MILLISECONDS) : 1.65 ALIGN_ELEMENTS(MILLISECONDS) : 4.40 COPY(MILLISECONDS) : 0.00 REPORT_DISEQUALITY(MILLISECONDS) : 8.05 UNFREEZE(MILLISECONDS) : 0.00 OVERALL(MILLISECONDS) : 130.38 REPORTCONTAINS(MILLISECONDS) : 0.00 IS_STRONGER_THAN_NO_CACHING(MILLISECONDS) : 18.06 REMOVE(MILLISECONDS) : 0.00 IS_STRONGER_THAN_W_CACHING(MILLISECONDS) : 0.00 PROJECT_TO_ELEMENTS(MILLISECONDS) : 38.84 #ADDNODE : 0 #MEET : 242 #REPORT_EQUALITY : 1178 #FILTERREDUNDANT : 1079 #ADD_ALL_ELEMENTS : 307 #JOIN : 1 #ALIGN_ELEMENTS : 32 #COPY : 0 #REPORT_DISEQUALITY : 509 #UNFREEZE : 0 #OVERALL : 4360 #REPORTCONTAINS : 0 #IS_STRONGER_THAN_NO_CACHING : 815 #REMOVE : 0 #IS_STRONGER_THAN_W_CACHING : 0 #PROJECT_TO_ELEMENTS : 197 * Results from de.uni_freiburg.informatik.ultimate.plugins.icfgtransformation: - StatisticsResult: HeapSeparatorStatistics * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - CounterExampleResult [Line: 27]: pointer dereference may fail pointer dereference may fail We found a FailurePath: [L26] FCALL struct ppp_comp_stats cstats ; VAL [cstats={6:0}] [L27] FCALL memset((void *)(& cstats), 10, 81UL) - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 26 locations, 3 error locations. UNSAFE Result, 0.3s OverallTime, 2 OverallIterations, 1 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 23 SDtfs, 3 SDslu, 13 SDs, 0 SdLazy, 9 SolverSat, 0 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 15 GetRequests, 14 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=26occurred 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, 16 NumberOfCodeBlocks, 16 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 14 ConstructedInterpolants, 0 QuantifiedInterpolants, 154 SizeOfPredicates, 0 NumberOfNonLiveVariables, 33 ConjunctsInSsa, 2 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/memsetNonZero_false-valid-deref-write.c_svcomp-DerefFreeMemtrack-32bit-Automizer_Fixed_noBitfields+AI_EQ_SS.epf_AutomizerCTransformed.xml/Csv-Benchmark-0-2018-04-07_02-09-45-191.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/memsetNonZero_false-valid-deref-write.c_svcomp-DerefFreeMemtrack-32bit-Automizer_Fixed_noBitfields+AI_EQ_SS.epf_AutomizerCTransformed.xml/Csv-VPDomainBenchmark-0-2018-04-07_02-09-45-191.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/memsetNonZero_false-valid-deref-write.c_svcomp-DerefFreeMemtrack-32bit-Automizer_Fixed_noBitfields+AI_EQ_SS.epf_AutomizerCTransformed.xml/Csv-BenchmarkWithCounters-0-2018-04-07_02-09-45-191.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/memsetNonZero_false-valid-deref-write.c_svcomp-DerefFreeMemtrack-32bit-Automizer_Fixed_noBitfields+AI_EQ_SS.epf_AutomizerCTransformed.xml/Csv-BenchmarkWithCounters-1-2018-04-07_02-09-45-191.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/memsetNonZero_false-valid-deref-write.c_svcomp-DerefFreeMemtrack-32bit-Automizer_Fixed_noBitfields+AI_EQ_SS.epf_AutomizerCTransformed.xml/Csv-BenchmarkWithCounters-2-2018-04-07_02-09-45-191.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/memsetNonZero_false-valid-deref-write.c_svcomp-DerefFreeMemtrack-32bit-Automizer_Fixed_noBitfields+AI_EQ_SS.epf_AutomizerCTransformed.xml/Csv-HeapSeparatorBenchmark-0-2018-04-07_02-09-45-191.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/memsetNonZero_false-valid-deref-write.c_svcomp-DerefFreeMemtrack-32bit-Automizer_Fixed_noBitfields+AI_EQ_SS.epf_AutomizerCTransformed.xml/Csv-TraceAbstractionBenchmarks-0-2018-04-07_02-09-45-191.csv Received shutdown request...