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/memsetNonZero3_true-valid-memsafety_true-termination.c -------------------------------------------------------------------------------- This is Ultimate 0.1.23-453dfda-m [2018-04-10 03:14:44,882 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-04-10 03:14:44,884 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-04-10 03:14:44,898 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-04-10 03:14:44,898 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-04-10 03:14:44,899 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-04-10 03:14:44,900 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-04-10 03:14:44,902 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-04-10 03:14:44,904 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-04-10 03:14:44,906 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-04-10 03:14:44,907 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-04-10 03:14:44,907 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-04-10 03:14:44,908 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-04-10 03:14:44,909 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-04-10 03:14:44,910 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-04-10 03:14:44,912 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-04-10 03:14:44,914 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-04-10 03:14:44,916 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-04-10 03:14:44,917 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-04-10 03:14:44,919 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-04-10 03:14:44,921 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-04-10 03:14:44,922 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-04-10 03:14:44,922 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-04-10 03:14:44,923 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-04-10 03:14:44,924 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-04-10 03:14:44,925 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-04-10 03:14:44,926 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-04-10 03:14:44,926 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-04-10 03:14:44,927 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-04-10 03:14:44,927 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-04-10 03:14:44,928 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-04-10 03:14:44,929 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 [2018-04-10 03:14:44,952 INFO L110 SettingsManager]: Loading preferences was successful [2018-04-10 03:14:44,952 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-04-10 03:14:44,952 INFO L131 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2018-04-10 03:14:44,952 INFO L133 SettingsManager]: * ultimate.logging.details=de.uni_freiburg.informatik.ultimate.plugins.icfgtransformation=DEBUG; [2018-04-10 03:14:44,953 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-04-10 03:14:44,953 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-04-10 03:14:44,954 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-04-10 03:14:44,954 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=VPDomain [2018-04-10 03:14:44,954 INFO L133 SettingsManager]: * Parallel states before merging=1 [2018-04-10 03:14:44,954 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-04-10 03:14:44,955 INFO L131 SettingsManager]: Preferences of LTL2Aut differ from their defaults: [2018-04-10 03:14:44,955 INFO L133 SettingsManager]: * Property to check=[] a a: x > 42 [2018-04-10 03:14:44,955 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-04-10 03:14:44,955 INFO L133 SettingsManager]: * sizeof long=4 [2018-04-10 03:14:44,955 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-04-10 03:14:44,956 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-04-10 03:14:44,956 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-04-10 03:14:44,956 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-04-10 03:14:44,956 INFO L133 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2018-04-10 03:14:44,956 INFO L133 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2018-04-10 03:14:44,956 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-04-10 03:14:44,957 INFO L133 SettingsManager]: * sizeof long double=12 [2018-04-10 03:14:44,957 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-04-10 03:14:44,957 INFO L133 SettingsManager]: * Size of a code block=SingleStatement [2018-04-10 03:14:44,957 INFO L133 SettingsManager]: * Add additional assume for each assert=false [2018-04-10 03:14:44,957 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-04-10 03:14:44,958 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-04-10 03:14:44,958 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-04-10 03:14:44,958 INFO L133 SettingsManager]: * Interpolant automaton=TWOTRACK [2018-04-10 03:14:44,958 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-04-10 03:14:44,958 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-04-10 03:14:44,958 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-04-10 03:14:44,958 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-10 03:14:44,959 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-04-10 03:14:44,959 INFO L131 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2018-04-10 03:14:44,960 INFO L133 SettingsManager]: * TransformationType=HEAP_SEPARATOR [2018-04-10 03:14:44,960 INFO L131 SettingsManager]: Preferences of Boogie Printer differ from their defaults: [2018-04-10 03:14:44,960 INFO L133 SettingsManager]: * Dump path:=C:\Users\alex\AppData\Local\Temp\ [2018-04-10 03:14:44,993 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-04-10 03:14:45,004 INFO L266 ainManager$Toolchain]: [Toolchain 1]: Parser(s) successfully (re)initialized [2018-04-10 03:14:45,007 INFO L222 ainManager$Toolchain]: [Toolchain 1]: Toolchain data selected. [2018-04-10 03:14:45,008 INFO L271 PluginConnector]: Initializing CDTParser... [2018-04-10 03:14:45,009 INFO L276 PluginConnector]: CDTParser initialized [2018-04-10 03:14:45,009 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-memsafety/memsetNonZero3_true-valid-memsafety_true-termination.c [2018-04-10 03:14:45,300 INFO L225 CDTParser]: Created temporary CDT project at /storage/ultimate/releaseScripts/default/UAutomizer-linux/data/FLAG4cccc329e [2018-04-10 03:14:45,439 INFO L287 CDTParser]: IsIndexed: true [2018-04-10 03:14:45,439 INFO L288 CDTParser]: Found 1 translation units. [2018-04-10 03:14:45,440 INFO L168 CDTParser]: Scanning memsetNonZero3_true-valid-memsafety_true-termination.c [2018-04-10 03:14:45,441 INFO L210 ultiparseSymbolTable]: Include resolver: [2018-04-10 03:14:45,442 INFO L215 ultiparseSymbolTable]: [2018-04-10 03:14:45,442 INFO L218 ultiparseSymbolTable]: Function table: [2018-04-10 03:14:45,442 INFO L221 ultiparseSymbolTable]: Function definition of null ('main') in memsetNonZero3_true-valid-memsafety_true-termination.c [2018-04-10 03:14:45,442 INFO L227 ultiparseSymbolTable]: Global variable table: [2018-04-10 03:14:45,442 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fmemsetNonZero__true_valid_memsafety_true_termination_c____kernel_size_t in memsetNonZero3_true-valid-memsafety_true-termination.c [2018-04-10 03:14:45,442 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fmemsetNonZero__true_valid_memsafety_true_termination_c__size_t in memsetNonZero3_true-valid-memsafety_true-termination.c [2018-04-10 03:14:45,442 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fmemsetNonZero__true_valid_memsafety_true_termination_c____u32 in memsetNonZero3_true-valid-memsafety_true-termination.c [2018-04-10 03:14:45,473 INFO L330 CDTParser]: Deleted temporary CDT project at /storage/ultimate/releaseScripts/default/UAutomizer-linux/data/FLAG4cccc329e [2018-04-10 03:14:45,479 INFO L304 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-04-10 03:14:45,481 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2018-04-10 03:14:45,483 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-04-10 03:14:45,483 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-04-10 03:14:45,490 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-04-10 03:14:45,492 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.04 03:14:45" (1/1) ... [2018-04-10 03:14:45,495 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7eb1dc7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.04 03:14:45, skipping insertion in model container [2018-04-10 03:14:45,495 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.04 03:14:45" (1/1) ... [2018-04-10 03:14:45,516 INFO L167 Dispatcher]: Using SV-COMP mode [2018-04-10 03:14:45,531 INFO L167 Dispatcher]: Using SV-COMP mode [2018-04-10 03:14:45,671 INFO L175 PostProcessor]: Settings: Checked method=main [2018-04-10 03:14:45,692 INFO L175 PostProcessor]: Settings: Checked method=main [2018-04-10 03:14:45,697 INFO L100 SccComputation]: Graph consists of 0 InCaSumBalls and 7 non ball SCCs. Number of states in SCCs 7. [2018-04-10 03:14:45,703 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.04 03:14:45 WrapperNode [2018-04-10 03:14:45,704 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-04-10 03:14:45,704 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-04-10 03:14:45,704 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-04-10 03:14:45,704 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-04-10 03:14:45,714 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.04 03:14:45" (1/1) ... [2018-04-10 03:14:45,714 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.04 03:14:45" (1/1) ... [2018-04-10 03:14:45,722 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.04 03:14:45" (1/1) ... [2018-04-10 03:14:45,722 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.04 03:14:45" (1/1) ... [2018-04-10 03:14:45,724 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.04 03:14:45" (1/1) ... [2018-04-10 03:14:45,728 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.04 03:14:45" (1/1) ... [2018-04-10 03:14:45,729 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.04 03:14:45" (1/1) ... [2018-04-10 03:14:45,730 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-04-10 03:14:45,730 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-04-10 03:14:45,730 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-04-10 03:14:45,730 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-04-10 03:14:45,731 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.04 03:14:45" (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 [2018-04-10 03:14:45,805 INFO L136 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-04-10 03:14:45,805 INFO L136 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-04-10 03:14:45,805 INFO L136 BoogieDeclarations]: Found implementation of procedure main [2018-04-10 03:14:45,805 INFO L136 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2018-04-10 03:14:45,805 INFO L128 BoogieDeclarations]: Found specification of procedure memset [2018-04-10 03:14:45,806 INFO L128 BoogieDeclarations]: Found specification of procedure main [2018-04-10 03:14:45,808 INFO L128 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-04-10 03:14:45,808 INFO L128 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2018-04-10 03:14:45,809 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-04-10 03:14:45,809 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-04-10 03:14:45,809 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-04-10 03:14:45,962 WARN L446 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-04-10 03:14:46,018 INFO L259 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-04-10 03:14:46,018 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.04 03:14:46 BoogieIcfgContainer [2018-04-10 03:14:46,018 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-04-10 03:14:46,019 INFO L113 PluginConnector]: ------------------------IcfgTransformer---------------------------- [2018-04-10 03:14:46,019 INFO L271 PluginConnector]: Initializing IcfgTransformer... [2018-04-10 03:14:46,020 INFO L276 PluginConnector]: IcfgTransformer initialized [2018-04-10 03:14:46,023 INFO L185 PluginConnector]: Executing the observer IcfgTransformationObserver from plugin IcfgTransformer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.04 03:14:46" (1/1) ... [2018-04-10 03:14:46,030 INFO L139 apSepIcfgTransformer]: HeapSepIcfgTransformer: Starting heap partitioning [2018-04-10 03:14:46,031 INFO L140 apSepIcfgTransformer]: To be partitioned heap arrays found [] [2018-04-10 03:14:46,043 INFO L299 apSepIcfgTransformer]: Heap separator: starting memloc-array-style preprocessing [2018-04-10 03:14:46,052 INFO L100 SccComputation]: Graph consists of 0 InCaSumBalls and 7 non ball SCCs. Number of states in SCCs 7. [2018-04-10 03:14:46,053 INFO L332 apSepIcfgTransformer]: finished MemlocArrayUpdater, created 0 location literals (each corresponds to one heap write) [2018-04-10 03:14:46,056 INFO L100 SccComputation]: Graph consists of 0 InCaSumBalls and 7 non ball SCCs. Number of states in SCCs 7. [2018-04-10 03:14:46,059 INFO L412 apSepIcfgTransformer]: finished preprocessing for the equality analysis [2018-04-10 03:14:46,059 DEBUG L416 apSepIcfgTransformer]: storeIndexInfoToLocLiteral: Map: [2018-04-10 03:14:46,060 DEBUG L418 apSepIcfgTransformer]: edgeToIndexToStoreIndexInfo: NestedMap2: [2018-04-10 03:14:46,121 INFO L101 FixpointEngine]: Starting fixpoint engine with domain VPDomain (maxUnwinding=3, maxParallelStates=1) [2018-04-10 03:14:46,633 INFO L314 AbstractInterpreter]: Visited 29 different actions 34 times. Merged at 4 different actions 4 times. Never widened. Found 2 fixpoints after 2 different actions. Largest state had 15 variables. [2018-04-10 03:14:46,636 INFO L424 apSepIcfgTransformer]: finished equality analysis [2018-04-10 03:14:46,643 INFO L434 apSepIcfgTransformer]: Finished pre analysis before partitioning [2018-04-10 03:14:46,644 INFO L435 apSepIcfgTransformer]: array groups: Set: [2018-04-10 03:14:46,644 INFO L437 apSepIcfgTransformer]: select infos: Set: [2018-04-10 03:14:46,645 INFO L330 HeapPartitionManager]: partitioning result: [2018-04-10 03:14:46,646 INFO L134 ransitionTransformer]: executing heap partitioning transformation [2018-04-10 03:14:46,649 DEBUG L330 ransitionTransformer]: transformed transition [2018-04-10 03:14:46,649 DEBUG L331 ransitionTransformer]: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] [2018-04-10 03:14:46,649 DEBUG L334 ransitionTransformer]: transformula unchanged [2018-04-10 03:14:46,649 DEBUG L360 ransitionTransformer]: [2018-04-10 03:14:46,649 DEBUG L330 ransitionTransformer]: transformed transition [2018-04-10 03:14:46,650 DEBUG L331 ransitionTransformer]: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] [2018-04-10 03:14:46,650 DEBUG L334 ransitionTransformer]: transformula unchanged [2018-04-10 03:14:46,650 DEBUG L360 ransitionTransformer]: [2018-04-10 03:14:46,650 DEBUG L330 ransitionTransformer]: transformed transition [2018-04-10 03:14:46,650 DEBUG L331 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] [2018-04-10 03:14:46,650 DEBUG L334 ransitionTransformer]: transformula unchanged [2018-04-10 03:14:46,651 DEBUG L360 ransitionTransformer]: [2018-04-10 03:14:46,651 DEBUG L330 ransitionTransformer]: transformed transition [2018-04-10 03:14:46,651 DEBUG L331 ransitionTransformer]: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] [2018-04-10 03:14:46,651 DEBUG L334 ransitionTransformer]: transformula unchanged [2018-04-10 03:14:46,651 DEBUG L360 ransitionTransformer]: [2018-04-10 03:14:46,651 DEBUG L330 ransitionTransformer]: transformed transition [2018-04-10 03:14:46,652 DEBUG L331 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] [2018-04-10 03:14:46,652 DEBUG L334 ransitionTransformer]: transformula unchanged [2018-04-10 03:14:46,652 DEBUG L360 ransitionTransformer]: [2018-04-10 03:14:46,652 DEBUG L330 ransitionTransformer]: transformed transition [2018-04-10 03:14:46,653 DEBUG L331 ransitionTransformer]: Formula: (= |v_#valid_1| (store |v_#valid_2| 0 0)) InVars {#valid=|v_#valid_2|} OutVars{#valid=|v_#valid_1|} AuxVars[] AssignedVars[#valid] [2018-04-10 03:14:46,653 DEBUG L334 ransitionTransformer]: transformula unchanged [2018-04-10 03:14:46,653 DEBUG L360 ransitionTransformer]: [2018-04-10 03:14:46,653 DEBUG L330 ransitionTransformer]: transformed transition [2018-04-10 03:14:46,654 DEBUG L331 ransitionTransformer]: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] [2018-04-10 03:14:46,654 DEBUG L354 ransitionTransformer]: outvars have changed [2018-04-10 03:14:46,654 DEBUG L355 ransitionTransformer]: old outvars: [2018-04-10 03:14:46,654 DEBUG L356 ransitionTransformer]: {main_~point~0.offset=v_main_~point~0.offset_1, main_~point~0.base=v_main_~point~0.base_1} [2018-04-10 03:14:46,654 DEBUG L357 ransitionTransformer]: new outvars: [2018-04-10 03:14:46,655 DEBUG L358 ransitionTransformer]: {} [2018-04-10 03:14:46,655 DEBUG L360 ransitionTransformer]: [2018-04-10 03:14:46,655 DEBUG L330 ransitionTransformer]: transformed transition [2018-04-10 03:14:46,655 DEBUG L331 ransitionTransformer]: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] [2018-04-10 03:14:46,656 DEBUG L334 ransitionTransformer]: transformula unchanged [2018-04-10 03:14:46,656 DEBUG L360 ransitionTransformer]: [2018-04-10 03:14:46,656 DEBUG L330 ransitionTransformer]: transformed transition [2018-04-10 03:14:46,657 DEBUG L331 ransitionTransformer]: Formula: (and (= v_main_~point~0.offset_2 |v_main_~#cstats~0.offset_2|) (= v_main_~point~0.base_2 |v_main_~#cstats~0.base_2|)) InVars {main_~#cstats~0.base=|v_main_~#cstats~0.base_2|, main_~#cstats~0.offset=|v_main_~#cstats~0.offset_2|} OutVars{main_~point~0.offset=v_main_~point~0.offset_2, main_~#cstats~0.base=|v_main_~#cstats~0.base_2|, main_~#cstats~0.offset=|v_main_~#cstats~0.offset_2|, main_~point~0.base=v_main_~point~0.base_2} AuxVars[] AssignedVars[main_~point~0.offset, main_~point~0.base] [2018-04-10 03:14:46,657 DEBUG L334 ransitionTransformer]: transformula unchanged [2018-04-10 03:14:46,657 DEBUG L360 ransitionTransformer]: [2018-04-10 03:14:46,657 DEBUG L330 ransitionTransformer]: transformed transition [2018-04-10 03:14:46,658 DEBUG L331 ransitionTransformer]: Formula: (not (= (select |v_#valid_11| v_main_~point~0.base_4) 1)) InVars {main_~point~0.base=v_main_~point~0.base_4, #valid=|v_#valid_11|} OutVars{main_~point~0.base=v_main_~point~0.base_4, #valid=|v_#valid_11|} AuxVars[] AssignedVars[] [2018-04-10 03:14:46,658 DEBUG L334 ransitionTransformer]: transformula unchanged [2018-04-10 03:14:46,658 DEBUG L360 ransitionTransformer]: [2018-04-10 03:14:46,658 DEBUG L330 ransitionTransformer]: transformed transition [2018-04-10 03:14:46,659 DEBUG L331 ransitionTransformer]: Formula: (or (not (<= (+ v_main_~point~0.offset_4 80) (select |v_#length_7| v_main_~point~0.base_5))) (not (<= 0 v_main_~point~0.offset_4))) InVars {main_~point~0.offset=v_main_~point~0.offset_4, #length=|v_#length_7|, main_~point~0.base=v_main_~point~0.base_5} OutVars{main_~point~0.offset=v_main_~point~0.offset_4, #length=|v_#length_7|, main_~point~0.base=v_main_~point~0.base_5} AuxVars[] AssignedVars[] [2018-04-10 03:14:46,659 DEBUG L334 ransitionTransformer]: transformula unchanged [2018-04-10 03:14:46,659 DEBUG L360 ransitionTransformer]: [2018-04-10 03:14:46,660 DEBUG L330 ransitionTransformer]: transformed transition [2018-04-10 03:14:46,660 DEBUG L331 ransitionTransformer]: Formula: (and (= |v_#Ultimate.C_memset_#ptr.baseInParam_1| v_main_~point~0.base_6) (= |v_#Ultimate.C_memset_#amountInParam_1| 80) (= |v_#Ultimate.C_memset_#ptr.offsetInParam_1| v_main_~point~0.offset_5) (= |v_#Ultimate.C_memset_#valueInParam_1| 10)) InVars {main_~point~0.offset=v_main_~point~0.offset_5, main_~point~0.base=v_main_~point~0.base_6} OutVars{#Ultimate.C_memset_#amount=|v_#Ultimate.C_memset_#amountInParam_1|, #Ultimate.C_memset_#value=|v_#Ultimate.C_memset_#valueInParam_1|, main_~point~0.offset=v_main_~point~0.offset_5, #Ultimate.C_memset_#ptr.base=|v_#Ultimate.C_memset_#ptr.baseInParam_1|, main_~point~0.base=v_main_~point~0.base_6, #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] [2018-04-10 03:14:46,660 DEBUG L354 ransitionTransformer]: outvars have changed [2018-04-10 03:14:46,660 DEBUG L355 ransitionTransformer]: old outvars: [2018-04-10 03:14:46,660 DEBUG L356 ransitionTransformer]: {#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|} [2018-04-10 03:14:46,661 DEBUG L357 ransitionTransformer]: new outvars: [2018-04-10 03:14:46,661 DEBUG L358 ransitionTransformer]: {#Ultimate.C_memset_#amount=|v_#Ultimate.C_memset_#amountInParam_1|, #Ultimate.C_memset_#value=|v_#Ultimate.C_memset_#valueInParam_1|, main_~point~0.offset=v_main_~point~0.offset_5, #Ultimate.C_memset_#ptr.base=|v_#Ultimate.C_memset_#ptr.baseInParam_1|, main_~point~0.base=v_main_~point~0.base_6, #Ultimate.C_memset_#ptr.offset=|v_#Ultimate.C_memset_#ptr.offsetInParam_1|} [2018-04-10 03:14:46,661 DEBUG L360 ransitionTransformer]: [2018-04-10 03:14:46,661 DEBUG L330 ransitionTransformer]: transformed transition [2018-04-10 03:14:46,661 DEBUG L331 ransitionTransformer]: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] [2018-04-10 03:14:46,662 DEBUG L354 ransitionTransformer]: outvars have changed [2018-04-10 03:14:46,662 DEBUG L355 ransitionTransformer]: old outvars: [2018-04-10 03:14:46,662 DEBUG L356 ransitionTransformer]: {main_#t~memset3.offset=|v_main_#t~memset3.offset_2|, main_#t~memset3.base=|v_main_#t~memset3.base_2|} [2018-04-10 03:14:46,662 DEBUG L357 ransitionTransformer]: new outvars: [2018-04-10 03:14:46,662 DEBUG L358 ransitionTransformer]: {} [2018-04-10 03:14:46,663 DEBUG L360 ransitionTransformer]: [2018-04-10 03:14:46,663 DEBUG L330 ransitionTransformer]: transformed transition [2018-04-10 03:14:46,663 DEBUG L331 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[] [2018-04-10 03:14:46,663 DEBUG L334 ransitionTransformer]: transformula unchanged [2018-04-10 03:14:46,663 DEBUG L360 ransitionTransformer]: [2018-04-10 03:14:46,664 DEBUG L330 ransitionTransformer]: transformed transition [2018-04-10 03:14:46,664 DEBUG L331 ransitionTransformer]: Formula: (= |v_main_#res_1| 0) InVars {} OutVars{main_#res=|v_main_#res_1|} AuxVars[] AssignedVars[main_#res] [2018-04-10 03:14:46,664 DEBUG L334 ransitionTransformer]: transformula unchanged [2018-04-10 03:14:46,664 DEBUG L360 ransitionTransformer]: [2018-04-10 03:14:46,665 DEBUG L330 ransitionTransformer]: transformed transition [2018-04-10 03:14:46,665 DEBUG L331 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[] [2018-04-10 03:14:46,665 DEBUG L334 ransitionTransformer]: transformula unchanged [2018-04-10 03:14:46,665 DEBUG L360 ransitionTransformer]: [2018-04-10 03:14:46,666 DEBUG L330 ransitionTransformer]: transformed transition [2018-04-10 03:14:46,666 DEBUG L331 ransitionTransformer]: Formula: (= |v_#valid_12| (store |v_#valid_13| |v_main_~#cstats~0.base_3| 0)) InVars {main_~#cstats~0.base=|v_main_~#cstats~0.base_3|, #valid=|v_#valid_13|} OutVars{main_~#cstats~0.base=|v_main_~#cstats~0.base_3|, #valid=|v_#valid_12|} AuxVars[] AssignedVars[#valid] [2018-04-10 03:14:46,666 DEBUG L334 ransitionTransformer]: transformula unchanged [2018-04-10 03:14:46,666 DEBUG L360 ransitionTransformer]: [2018-04-10 03:14:46,667 DEBUG L330 ransitionTransformer]: transformed transition [2018-04-10 03:14:46,667 DEBUG L331 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] [2018-04-10 03:14:46,667 DEBUG L334 ransitionTransformer]: transformula unchanged [2018-04-10 03:14:46,667 DEBUG L360 ransitionTransformer]: [2018-04-10 03:14:46,668 DEBUG L330 ransitionTransformer]: transformed transition [2018-04-10 03:14:46,668 DEBUG L331 ransitionTransformer]: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] [2018-04-10 03:14:46,668 DEBUG L354 ransitionTransformer]: outvars have changed [2018-04-10 03:14:46,668 DEBUG L355 ransitionTransformer]: old outvars: [2018-04-10 03:14:46,668 DEBUG L356 ransitionTransformer]: {main_~#cstats~0.base=|v_main_~#cstats~0.base_4|, main_~#cstats~0.offset=|v_main_~#cstats~0.offset_4|} [2018-04-10 03:14:46,669 DEBUG L357 ransitionTransformer]: new outvars: [2018-04-10 03:14:46,669 DEBUG L358 ransitionTransformer]: {} [2018-04-10 03:14:46,669 DEBUG L360 ransitionTransformer]: [2018-04-10 03:14:46,670 DEBUG L330 ransitionTransformer]: transformed transition [2018-04-10 03:14:46,670 DEBUG L331 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[] [2018-04-10 03:14:46,670 DEBUG L334 ransitionTransformer]: transformula unchanged [2018-04-10 03:14:46,670 DEBUG L360 ransitionTransformer]: [2018-04-10 03:14:46,670 DEBUG L330 ransitionTransformer]: transformed transition [2018-04-10 03:14:46,671 DEBUG L331 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[] [2018-04-10 03:14:46,671 DEBUG L334 ransitionTransformer]: transformula unchanged [2018-04-10 03:14:46,671 DEBUG L360 ransitionTransformer]: [2018-04-10 03:14:46,672 DEBUG L330 ransitionTransformer]: transformed transition [2018-04-10 03:14:46,672 DEBUG L331 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[] [2018-04-10 03:14:46,672 DEBUG L334 ransitionTransformer]: transformula unchanged [2018-04-10 03:14:46,672 DEBUG L360 ransitionTransformer]: [2018-04-10 03:14:46,673 DEBUG L330 ransitionTransformer]: transformed transition [2018-04-10 03:14:46,673 DEBUG L331 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[] [2018-04-10 03:14:46,673 DEBUG L334 ransitionTransformer]: transformula unchanged [2018-04-10 03:14:46,673 DEBUG L360 ransitionTransformer]: [2018-04-10 03:14:46,674 DEBUG L330 ransitionTransformer]: transformed transition [2018-04-10 03:14:46,674 DEBUG L331 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] [2018-04-10 03:14:46,674 DEBUG L334 ransitionTransformer]: transformula unchanged [2018-04-10 03:14:46,674 DEBUG L360 ransitionTransformer]: [2018-04-10 03:14:46,675 DEBUG L330 ransitionTransformer]: transformed transition [2018-04-10 03:14:46,675 DEBUG L331 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[] [2018-04-10 03:14:46,675 DEBUG L334 ransitionTransformer]: transformula unchanged [2018-04-10 03:14:46,675 DEBUG L360 ransitionTransformer]: [2018-04-10 03:14:46,676 DEBUG L330 ransitionTransformer]: transformed transition [2018-04-10 03:14:46,676 DEBUG L331 ransitionTransformer]: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] [2018-04-10 03:14:46,676 DEBUG L334 ransitionTransformer]: transformula unchanged [2018-04-10 03:14:46,676 DEBUG L360 ransitionTransformer]: [2018-04-10 03:14:46,677 DEBUG L330 ransitionTransformer]: transformed transition [2018-04-10 03:14:46,677 DEBUG L331 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|, main_#res=|v_main_#resOutParam_1|} AuxVars[] AssignedVars[ULTIMATE.start_#t~ret4] [2018-04-10 03:14:46,677 DEBUG L354 ransitionTransformer]: outvars have changed [2018-04-10 03:14:46,677 DEBUG L355 ransitionTransformer]: old outvars: [2018-04-10 03:14:46,677 DEBUG L356 ransitionTransformer]: {ULTIMATE.start_#t~ret4=|v_ULTIMATE.start_#t~ret4_2|} [2018-04-10 03:14:46,678 DEBUG L357 ransitionTransformer]: new outvars: [2018-04-10 03:14:46,678 DEBUG L358 ransitionTransformer]: {ULTIMATE.start_#t~ret4=|v_ULTIMATE.start_#t~ret4_2|, main_#res=|v_main_#resOutParam_1|} [2018-04-10 03:14:46,678 DEBUG L360 ransitionTransformer]: [2018-04-10 03:14:46,678 DEBUG L330 ransitionTransformer]: transformed transition [2018-04-10 03:14:46,679 DEBUG L331 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{#Ultimate.C_memset_#res.base=|v_#Ultimate.C_memset_#res.baseOutParam_1|, main_#t~memset3.offset=|v_main_#t~memset3.offset_3|, #Ultimate.C_memset_#res.offset=|v_#Ultimate.C_memset_#res.offsetOutParam_1|, main_#t~memset3.base=|v_main_#t~memset3.base_3|} AuxVars[] AssignedVars[main_#t~memset3.offset, main_#t~memset3.base] [2018-04-10 03:14:46,679 DEBUG L354 ransitionTransformer]: outvars have changed [2018-04-10 03:14:46,679 DEBUG L355 ransitionTransformer]: old outvars: [2018-04-10 03:14:46,679 DEBUG L356 ransitionTransformer]: {main_#t~memset3.offset=|v_main_#t~memset3.offset_3|, main_#t~memset3.base=|v_main_#t~memset3.base_3|} [2018-04-10 03:14:46,680 DEBUG L357 ransitionTransformer]: new outvars: [2018-04-10 03:14:46,680 DEBUG L358 ransitionTransformer]: {#Ultimate.C_memset_#res.base=|v_#Ultimate.C_memset_#res.baseOutParam_1|, main_#t~memset3.offset=|v_main_#t~memset3.offset_3|, #Ultimate.C_memset_#res.offset=|v_#Ultimate.C_memset_#res.offsetOutParam_1|, main_#t~memset3.base=|v_main_#t~memset3.base_3|} [2018-04-10 03:14:46,680 DEBUG L360 ransitionTransformer]: [2018-04-10 03:14:46,680 INFO L100 SccComputation]: Graph consists of 0 InCaSumBalls and 7 non ball SCCs. Number of states in SCCs 7. [2018-04-10 03:14:46,682 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.icfgtransformation CFG 10.04 03:14:46 BasicIcfg [2018-04-10 03:14:46,682 INFO L132 PluginConnector]: ------------------------ END IcfgTransformer---------------------------- [2018-04-10 03:14:46,683 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-04-10 03:14:46,683 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-04-10 03:14:46,686 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-04-10 03:14:46,687 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 10.04 03:14:45" (1/4) ... [2018-04-10 03:14:46,687 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4f1fdf6a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.04 03:14:46, skipping insertion in model container [2018-04-10 03:14:46,688 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.04 03:14:45" (2/4) ... [2018-04-10 03:14:46,688 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4f1fdf6a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.04 03:14:46, skipping insertion in model container [2018-04-10 03:14:46,688 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.04 03:14:46" (3/4) ... [2018-04-10 03:14:46,688 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4f1fdf6a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 10.04 03:14:46, skipping insertion in model container [2018-04-10 03:14:46,689 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.icfgtransformation CFG 10.04 03:14:46" (4/4) ... [2018-04-10 03:14:46,690 INFO L107 eAbstractionObserver]: Analyzing ICFG memPartitionedIcfg [2018-04-10 03:14:46,700 INFO L131 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-04-10 03:14:46,709 INFO L143 ceAbstractionStarter]: Appying trace abstraction to program that has 3 error locations. [2018-04-10 03:14:46,744 INFO L128 ementStrategyFactory]: Using default assertion order modulation [2018-04-10 03:14:46,745 INFO L369 AbstractCegarLoop]: Interprodecural is true [2018-04-10 03:14:46,745 INFO L370 AbstractCegarLoop]: Hoare is true [2018-04-10 03:14:46,745 INFO L371 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-04-10 03:14:46,745 INFO L372 AbstractCegarLoop]: Backedges is TWOTRACK [2018-04-10 03:14:46,745 INFO L373 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-04-10 03:14:46,746 INFO L374 AbstractCegarLoop]: Difference is false [2018-04-10 03:14:46,746 INFO L375 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-04-10 03:14:46,746 INFO L380 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-04-10 03:14:46,746 INFO L87 2NestedWordAutomaton]: Mode: main mode - execution starts in main procedure [2018-04-10 03:14:46,756 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states. [2018-04-10 03:14:46,760 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-04-10 03:14:46,760 INFO L347 BasicCegarLoop]: Found error trace [2018-04-10 03:14:46,761 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-10 03:14:46,761 INFO L408 AbstractCegarLoop]: === Iteration 1 === [mainErr1RequiresViolation, mainErr2EnsuresViolationMEMORY_LEAK, mainErr0RequiresViolation]=== [2018-04-10 03:14:46,764 INFO L82 PathProgramCache]: Analyzing trace with hash 374836112, 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 [2018-04-10 03:14:46,776 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-10 03:14:46,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-10 03:14:46,822 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-10 03:14:46,864 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 [2018-04-10 03:14:46,865 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-10 03:14:46,871 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 03:14:46,872 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:6, output treesize:5 [2018-04-10 03:14:46,896 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-10 03:14:46,896 INFO L314 TraceCheckSpWp]: Computing backward predicates... [2018-04-10 03:14:46,904 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-10 03:14:46,931 INFO L320 seRefinementStrategy]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2018-04-10 03:14:46,931 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 3 [2018-04-10 03:14:46,933 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-04-10 03:14:46,940 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-04-10 03:14:46,941 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-04-10 03:14:46,943 INFO L87 Difference]: Start difference. First operand 28 states. Second operand 4 states. [2018-04-10 03:14:47,018 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-10 03:14:47,018 INFO L93 Difference]: Finished difference Result 28 states and 28 transitions. [2018-04-10 03:14:47,019 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-04-10 03:14:47,020 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 10 [2018-04-10 03:14:47,021 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-10 03:14:47,032 INFO L225 Difference]: With dead ends: 28 [2018-04-10 03:14:47,032 INFO L226 Difference]: Without dead ends: 24 [2018-04-10 03:14:47,035 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 17 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-04-10 03:14:47,048 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 24 states. [2018-04-10 03:14:47,058 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 24 to 24. [2018-04-10 03:14:47,059 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 24 states. [2018-04-10 03:14:47,060 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 24 states and 24 transitions. [2018-04-10 03:14:47,061 INFO L78 Accepts]: Start accepts. Automaton has 24 states and 24 transitions. Word has length 10 [2018-04-10 03:14:47,061 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-10 03:14:47,061 INFO L459 AbstractCegarLoop]: Abstraction has 24 states and 24 transitions. [2018-04-10 03:14:47,061 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-04-10 03:14:47,061 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 24 transitions. [2018-04-10 03:14:47,061 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-04-10 03:14:47,062 INFO L347 BasicCegarLoop]: Found error trace [2018-04-10 03:14:47,062 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-10 03:14:47,062 INFO L408 AbstractCegarLoop]: === Iteration 2 === [mainErr1RequiresViolation, mainErr2EnsuresViolationMEMORY_LEAK, mainErr0RequiresViolation]=== [2018-04-10 03:14:47,062 INFO L82 PathProgramCache]: Analyzing trace with hash 374836113, 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 [2018-04-10 03:14:47,069 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-10 03:14:47,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-10 03:14:47,080 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-10 03:14:47,091 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 [2018-04-10 03:14:47,092 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-10 03:14:47,097 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 03:14:47,097 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:10, output treesize:9 [2018-04-10 03:14:47,111 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-10 03:14:47,111 INFO L314 TraceCheckSpWp]: Computing backward predicates... [2018-04-10 03:14:47,167 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-10 03:14:47,190 INFO L320 seRefinementStrategy]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2018-04-10 03:14:47,190 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 5 [2018-04-10 03:14:47,191 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-04-10 03:14:47,191 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-04-10 03:14:47,192 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2018-04-10 03:14:47,192 INFO L87 Difference]: Start difference. First operand 24 states and 24 transitions. Second operand 6 states. [2018-04-10 03:14:47,215 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-10 03:14:47,215 INFO L93 Difference]: Finished difference Result 24 states and 24 transitions. [2018-04-10 03:14:47,216 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-04-10 03:14:47,216 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 10 [2018-04-10 03:14:47,216 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-10 03:14:47,217 INFO L225 Difference]: With dead ends: 24 [2018-04-10 03:14:47,217 INFO L226 Difference]: Without dead ends: 23 [2018-04-10 03:14:47,218 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2018-04-10 03:14:47,218 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 23 states. [2018-04-10 03:14:47,221 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 23 to 23. [2018-04-10 03:14:47,222 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 23 states. [2018-04-10 03:14:47,222 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 23 states and 23 transitions. [2018-04-10 03:14:47,223 INFO L78 Accepts]: Start accepts. Automaton has 23 states and 23 transitions. Word has length 10 [2018-04-10 03:14:47,223 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-10 03:14:47,223 INFO L459 AbstractCegarLoop]: Abstraction has 23 states and 23 transitions. [2018-04-10 03:14:47,223 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-04-10 03:14:47,223 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 23 transitions. [2018-04-10 03:14:47,224 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2018-04-10 03:14:47,224 INFO L347 BasicCegarLoop]: Found error trace [2018-04-10 03:14:47,224 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-10 03:14:47,225 INFO L408 AbstractCegarLoop]: === Iteration 3 === [mainErr1RequiresViolation, mainErr2EnsuresViolationMEMORY_LEAK, mainErr0RequiresViolation]=== [2018-04-10 03:14:47,225 INFO L82 PathProgramCache]: Analyzing trace with hash 188004177, now seen corresponding path program 1 times No working directory specified, using /storage/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-10 03:14:47,232 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-10 03:14:47,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-10 03:14:47,262 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-10 03:14:47,280 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-10 03:14:47,280 INFO L314 TraceCheckSpWp]: Computing backward predicates... [2018-04-10 03:14:47,333 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-10 03:14:47,368 INFO L320 seRefinementStrategy]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2018-04-10 03:14:47,369 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [4, 4] imperfect sequences [] total 6 [2018-04-10 03:14:47,369 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-04-10 03:14:47,369 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-04-10 03:14:47,369 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2018-04-10 03:14:47,370 INFO L87 Difference]: Start difference. First operand 23 states and 23 transitions. Second operand 6 states. [2018-04-10 03:14:47,486 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-10 03:14:47,486 INFO L93 Difference]: Finished difference Result 36 states and 37 transitions. [2018-04-10 03:14:47,487 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-04-10 03:14:47,487 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 21 [2018-04-10 03:14:47,488 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-10 03:14:47,488 INFO L225 Difference]: With dead ends: 36 [2018-04-10 03:14:47,489 INFO L226 Difference]: Without dead ends: 26 [2018-04-10 03:14:47,489 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 42 GetRequests, 36 SyntacticMatches, 1 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=19, Invalid=23, Unknown=0, NotChecked=0, Total=42 [2018-04-10 03:14:47,489 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 26 states. [2018-04-10 03:14:47,494 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 26 to 26. [2018-04-10 03:14:47,494 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 26 states. [2018-04-10 03:14:47,495 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 26 states and 26 transitions. [2018-04-10 03:14:47,495 INFO L78 Accepts]: Start accepts. Automaton has 26 states and 26 transitions. Word has length 21 [2018-04-10 03:14:47,496 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-10 03:14:47,496 INFO L459 AbstractCegarLoop]: Abstraction has 26 states and 26 transitions. [2018-04-10 03:14:47,496 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-04-10 03:14:47,496 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 26 transitions. [2018-04-10 03:14:47,497 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2018-04-10 03:14:47,497 INFO L347 BasicCegarLoop]: Found error trace [2018-04-10 03:14:47,497 INFO L355 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-10 03:14:47,497 INFO L408 AbstractCegarLoop]: === Iteration 4 === [mainErr1RequiresViolation, mainErr2EnsuresViolationMEMORY_LEAK, mainErr0RequiresViolation]=== [2018-04-10 03:14:47,498 INFO L82 PathProgramCache]: Analyzing trace with hash -1376876967, now seen corresponding path program 1 times No working directory specified, using /storage/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-10 03:14:47,507 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-10 03:14:47,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-10 03:14:47,525 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-10 03:14:47,617 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-10 03:14:47,617 INFO L314 TraceCheckSpWp]: Computing backward predicates... [2018-04-10 03:14:47,827 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-10 03:14:47,878 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-04-10 03:14:47,878 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6] total 10 [2018-04-10 03:14:47,879 INFO L442 AbstractCegarLoop]: Interpolant automaton has 10 states [2018-04-10 03:14:47,879 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2018-04-10 03:14:47,879 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=39, Invalid=51, Unknown=0, NotChecked=0, Total=90 [2018-04-10 03:14:47,879 INFO L87 Difference]: Start difference. First operand 26 states and 26 transitions. Second operand 10 states. [2018-04-10 03:14:47,959 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-10 03:14:47,959 INFO L93 Difference]: Finished difference Result 44 states and 47 transitions. [2018-04-10 03:14:47,960 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2018-04-10 03:14:47,960 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 25 [2018-04-10 03:14:47,960 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-10 03:14:47,960 INFO L225 Difference]: With dead ends: 44 [2018-04-10 03:14:47,961 INFO L226 Difference]: Without dead ends: 34 [2018-04-10 03:14:47,961 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 50 GetRequests, 40 SyntacticMatches, 1 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=47, Invalid=63, Unknown=0, NotChecked=0, Total=110 [2018-04-10 03:14:47,961 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 34 states. [2018-04-10 03:14:47,964 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 34 to 34. [2018-04-10 03:14:47,965 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 34 states. [2018-04-10 03:14:47,965 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 34 states and 34 transitions. [2018-04-10 03:14:47,965 INFO L78 Accepts]: Start accepts. Automaton has 34 states and 34 transitions. Word has length 25 [2018-04-10 03:14:47,966 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-10 03:14:47,966 INFO L459 AbstractCegarLoop]: Abstraction has 34 states and 34 transitions. [2018-04-10 03:14:47,966 INFO L460 AbstractCegarLoop]: Interpolant automaton has 10 states. [2018-04-10 03:14:47,966 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 34 transitions. [2018-04-10 03:14:47,966 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2018-04-10 03:14:47,966 INFO L347 BasicCegarLoop]: Found error trace [2018-04-10 03:14:47,967 INFO L355 BasicCegarLoop]: trace histogram [6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-10 03:14:47,967 INFO L408 AbstractCegarLoop]: === Iteration 5 === [mainErr1RequiresViolation, mainErr2EnsuresViolationMEMORY_LEAK, mainErr0RequiresViolation]=== [2018-04-10 03:14:47,967 INFO L82 PathProgramCache]: Analyzing trace with hash -2093492119, now seen corresponding path program 2 times No working directory specified, using /storage/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 6 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-10 03:14:47,976 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-10 03:14:48,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-10 03:14:48,016 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-10 03:14:48,138 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-10 03:14:48,139 INFO L314 TraceCheckSpWp]: Computing backward predicates... [2018-04-10 03:14:48,384 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-10 03:14:48,406 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-04-10 03:14:48,407 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 10] total 18 [2018-04-10 03:14:48,407 INFO L442 AbstractCegarLoop]: Interpolant automaton has 18 states [2018-04-10 03:14:48,407 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2018-04-10 03:14:48,407 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=139, Invalid=167, Unknown=0, NotChecked=0, Total=306 [2018-04-10 03:14:48,408 INFO L87 Difference]: Start difference. First operand 34 states and 34 transitions. Second operand 18 states. [2018-04-10 03:14:48,492 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-10 03:14:48,492 INFO L93 Difference]: Finished difference Result 60 states and 67 transitions. [2018-04-10 03:14:48,493 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2018-04-10 03:14:48,493 INFO L78 Accepts]: Start accepts. Automaton has 18 states. Word has length 33 [2018-04-10 03:14:48,493 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-10 03:14:48,494 INFO L225 Difference]: With dead ends: 60 [2018-04-10 03:14:48,494 INFO L226 Difference]: Without dead ends: 50 [2018-04-10 03:14:48,494 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 66 GetRequests, 48 SyntacticMatches, 1 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=151, Invalid=191, Unknown=0, NotChecked=0, Total=342 [2018-04-10 03:14:48,495 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 50 states. [2018-04-10 03:14:48,499 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 50 to 50. [2018-04-10 03:14:48,499 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 50 states. [2018-04-10 03:14:48,500 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 50 states and 50 transitions. [2018-04-10 03:14:48,500 INFO L78 Accepts]: Start accepts. Automaton has 50 states and 50 transitions. Word has length 33 [2018-04-10 03:14:48,501 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-10 03:14:48,501 INFO L459 AbstractCegarLoop]: Abstraction has 50 states and 50 transitions. [2018-04-10 03:14:48,501 INFO L460 AbstractCegarLoop]: Interpolant automaton has 18 states. [2018-04-10 03:14:48,501 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 50 transitions. [2018-04-10 03:14:48,502 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2018-04-10 03:14:48,502 INFO L347 BasicCegarLoop]: Found error trace [2018-04-10 03:14:48,502 INFO L355 BasicCegarLoop]: trace histogram [14, 14, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-10 03:14:48,502 INFO L408 AbstractCegarLoop]: === Iteration 6 === [mainErr1RequiresViolation, mainErr2EnsuresViolationMEMORY_LEAK, mainErr0RequiresViolation]=== [2018-04-10 03:14:48,502 INFO L82 PathProgramCache]: Analyzing trace with hash -967226231, now seen corresponding path program 3 times No working directory specified, using /storage/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 7 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 7 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-10 03:14:48,508 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-10 03:14:48,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-10 03:14:48,533 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-10 03:14:48,680 INFO L134 CoverageAnalysis]: Checked inductivity of 196 backedges. 0 proven. 196 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-10 03:14:48,680 INFO L314 TraceCheckSpWp]: Computing backward predicates... [2018-04-10 03:14:49,140 INFO L134 CoverageAnalysis]: Checked inductivity of 196 backedges. 0 proven. 196 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-10 03:14:49,163 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-04-10 03:14:49,164 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [18, 18] total 34 [2018-04-10 03:14:49,164 INFO L442 AbstractCegarLoop]: Interpolant automaton has 34 states [2018-04-10 03:14:49,165 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 34 interpolants. [2018-04-10 03:14:49,165 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=531, Invalid=591, Unknown=0, NotChecked=0, Total=1122 [2018-04-10 03:14:49,165 INFO L87 Difference]: Start difference. First operand 50 states and 50 transitions. Second operand 34 states. [2018-04-10 03:14:49,288 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-10 03:14:49,289 INFO L93 Difference]: Finished difference Result 92 states and 107 transitions. [2018-04-10 03:14:49,289 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2018-04-10 03:14:49,289 INFO L78 Accepts]: Start accepts. Automaton has 34 states. Word has length 49 [2018-04-10 03:14:49,289 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-10 03:14:49,290 INFO L225 Difference]: With dead ends: 92 [2018-04-10 03:14:49,291 INFO L226 Difference]: Without dead ends: 82 [2018-04-10 03:14:49,292 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 98 GetRequests, 64 SyntacticMatches, 1 SemanticMatches, 33 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 28 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=551, Invalid=639, Unknown=0, NotChecked=0, Total=1190 [2018-04-10 03:14:49,292 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 82 states. [2018-04-10 03:14:49,301 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 82 to 82. [2018-04-10 03:14:49,302 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 82 states. [2018-04-10 03:14:49,303 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 82 states and 82 transitions. [2018-04-10 03:14:49,304 INFO L78 Accepts]: Start accepts. Automaton has 82 states and 82 transitions. Word has length 49 [2018-04-10 03:14:49,304 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-10 03:14:49,304 INFO L459 AbstractCegarLoop]: Abstraction has 82 states and 82 transitions. [2018-04-10 03:14:49,304 INFO L460 AbstractCegarLoop]: Interpolant automaton has 34 states. [2018-04-10 03:14:49,304 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 82 transitions. [2018-04-10 03:14:49,307 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2018-04-10 03:14:49,307 INFO L347 BasicCegarLoop]: Found error trace [2018-04-10 03:14:49,307 INFO L355 BasicCegarLoop]: trace histogram [30, 30, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-10 03:14:49,307 INFO L408 AbstractCegarLoop]: === Iteration 7 === [mainErr1RequiresViolation, mainErr2EnsuresViolationMEMORY_LEAK, mainErr0RequiresViolation]=== [2018-04-10 03:14:49,307 INFO L82 PathProgramCache]: Analyzing trace with hash -1332251447, now seen corresponding path program 4 times No working directory specified, using /storage/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 8 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 8 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-10 03:14:49,314 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-10 03:14:49,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-10 03:14:49,340 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-10 03:14:49,755 INFO L134 CoverageAnalysis]: Checked inductivity of 900 backedges. 0 proven. 900 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-10 03:14:49,755 INFO L314 TraceCheckSpWp]: Computing backward predicates... [2018-04-10 03:14:51,447 INFO L134 CoverageAnalysis]: Checked inductivity of 900 backedges. 0 proven. 900 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-10 03:14:51,469 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-04-10 03:14:51,469 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [34, 34] total 66 [2018-04-10 03:14:51,470 INFO L442 AbstractCegarLoop]: Interpolant automaton has 66 states [2018-04-10 03:14:51,471 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 66 interpolants. [2018-04-10 03:14:51,472 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=2083, Invalid=2207, Unknown=0, NotChecked=0, Total=4290 [2018-04-10 03:14:51,473 INFO L87 Difference]: Start difference. First operand 82 states and 82 transitions. Second operand 66 states. [2018-04-10 03:14:51,781 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-10 03:14:51,781 INFO L93 Difference]: Finished difference Result 156 states and 187 transitions. [2018-04-10 03:14:51,782 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 66 states. [2018-04-10 03:14:51,782 INFO L78 Accepts]: Start accepts. Automaton has 66 states. Word has length 81 [2018-04-10 03:14:51,783 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-10 03:14:51,784 INFO L225 Difference]: With dead ends: 156 [2018-04-10 03:14:51,784 INFO L226 Difference]: Without dead ends: 146 [2018-04-10 03:14:51,786 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 162 GetRequests, 96 SyntacticMatches, 1 SemanticMatches, 65 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 60 ImplicationChecksByTransitivity, 1.8s TimeCoverageRelationStatistics Valid=2119, Invalid=2303, Unknown=0, NotChecked=0, Total=4422 [2018-04-10 03:14:51,786 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 146 states. [2018-04-10 03:14:51,799 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 146 to 146. [2018-04-10 03:14:51,799 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 146 states. [2018-04-10 03:14:51,801 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 146 states to 146 states and 146 transitions. [2018-04-10 03:14:51,801 INFO L78 Accepts]: Start accepts. Automaton has 146 states and 146 transitions. Word has length 81 [2018-04-10 03:14:51,802 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-10 03:14:51,802 INFO L459 AbstractCegarLoop]: Abstraction has 146 states and 146 transitions. [2018-04-10 03:14:51,802 INFO L460 AbstractCegarLoop]: Interpolant automaton has 66 states. [2018-04-10 03:14:51,802 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 146 transitions. [2018-04-10 03:14:51,805 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2018-04-10 03:14:51,805 INFO L347 BasicCegarLoop]: Found error trace [2018-04-10 03:14:51,805 INFO L355 BasicCegarLoop]: trace histogram [62, 62, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-10 03:14:51,805 INFO L408 AbstractCegarLoop]: === Iteration 8 === [mainErr1RequiresViolation, mainErr2EnsuresViolationMEMORY_LEAK, mainErr0RequiresViolation]=== [2018-04-10 03:14:51,805 INFO L82 PathProgramCache]: Analyzing trace with hash -1560230583, now seen corresponding path program 5 times No working directory specified, using /storage/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 9 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 9 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-10 03:14:51,811 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-10 03:14:51,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-10 03:14:51,845 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-10 03:14:53,426 INFO L134 CoverageAnalysis]: Checked inductivity of 3844 backedges. 0 proven. 3844 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-10 03:14:53,427 INFO L314 TraceCheckSpWp]: Computing backward predicates... [2018-04-10 03:14:53,622 WARN L148 SmtUtils]: Spent 191ms on a formula simplification that was a NOOP. DAG size: 194 [2018-04-10 03:14:53,820 WARN L148 SmtUtils]: Spent 194ms on a formula simplification that was a NOOP. DAG size: 194 [2018-04-10 03:14:57,456 INFO L134 CoverageAnalysis]: Checked inductivity of 3844 backedges. 0 proven. 3844 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-10 03:14:57,494 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-04-10 03:14:57,495 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [66, 66] total 130 [2018-04-10 03:14:57,495 INFO L442 AbstractCegarLoop]: Interpolant automaton has 130 states [2018-04-10 03:14:57,496 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 130 interpolants. [2018-04-10 03:14:57,499 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=7224, Invalid=9546, Unknown=0, NotChecked=0, Total=16770 [2018-04-10 03:14:57,499 INFO L87 Difference]: Start difference. First operand 146 states and 146 transitions. Second operand 130 states. [2018-04-10 03:14:57,845 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-10 03:14:57,845 INFO L93 Difference]: Finished difference Result 192 states and 209 transitions. [2018-04-10 03:14:57,846 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 84 states. [2018-04-10 03:14:57,846 INFO L78 Accepts]: Start accepts. Automaton has 130 states. Word has length 145 [2018-04-10 03:14:57,847 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-10 03:14:57,848 INFO L225 Difference]: With dead ends: 192 [2018-04-10 03:14:57,848 INFO L226 Difference]: Without dead ends: 182 [2018-04-10 03:14:57,853 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 290 GetRequests, 160 SyntacticMatches, 1 SemanticMatches, 129 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2914 ImplicationChecksByTransitivity, 5.0s TimeCoverageRelationStatistics Valid=7292, Invalid=9738, Unknown=0, NotChecked=0, Total=17030 [2018-04-10 03:14:57,853 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 182 states. [2018-04-10 03:14:57,870 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 182 to 182. [2018-04-10 03:14:57,870 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 182 states. [2018-04-10 03:14:57,872 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 182 states to 182 states and 182 transitions. [2018-04-10 03:14:57,873 INFO L78 Accepts]: Start accepts. Automaton has 182 states and 182 transitions. Word has length 145 [2018-04-10 03:14:57,873 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-10 03:14:57,873 INFO L459 AbstractCegarLoop]: Abstraction has 182 states and 182 transitions. [2018-04-10 03:14:57,874 INFO L460 AbstractCegarLoop]: Interpolant automaton has 130 states. [2018-04-10 03:14:57,874 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states and 182 transitions. [2018-04-10 03:14:57,877 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2018-04-10 03:14:57,877 INFO L347 BasicCegarLoop]: Found error trace [2018-04-10 03:14:57,877 INFO L355 BasicCegarLoop]: trace histogram [80, 80, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-10 03:14:57,877 INFO L408 AbstractCegarLoop]: === Iteration 9 === [mainErr1RequiresViolation, mainErr2EnsuresViolationMEMORY_LEAK, mainErr0RequiresViolation]=== [2018-04-10 03:14:57,878 INFO L82 PathProgramCache]: Analyzing trace with hash 2121261201, now seen corresponding path program 6 times No working directory specified, using /storage/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 10 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 10 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-10 03:14:57,886 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-10 03:14:57,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-10 03:14:57,926 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-10 03:14:57,941 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 03:14:57,942 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 5 [2018-04-10 03:14:57,942 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-10 03:14:57,944 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-10 03:14:57,944 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:12, output treesize:5 [2018-04-10 03:14:58,033 WARN L1033 $PredicateComparison]: unable to prove that (exists ((|main_~#cstats~0.base| Int)) (and (= |c_#valid| (store |c_old(#valid)| |main_~#cstats~0.base| 0)) (= 0 (select |c_old(#valid)| |main_~#cstats~0.base|)))) is different from true [2018-04-10 03:14:58,089 INFO L134 CoverageAnalysis]: Checked inductivity of 6400 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6400 trivial. 0 not checked. [2018-04-10 03:14:58,089 INFO L314 TraceCheckSpWp]: Computing backward predicates... [2018-04-10 03:14:58,110 WARN L1011 $PredicateComparison]: unable to prove that (forall ((|v_main_~#cstats~0.base_8| Int)) (or (= |c_old(#valid)| (store |c_#valid| |v_main_~#cstats~0.base_8| 0)) (not (= 0 (select |c_#valid| |v_main_~#cstats~0.base_8|))))) is different from false [2018-04-10 03:14:58,126 INFO L134 CoverageAnalysis]: Checked inductivity of 6400 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6400 trivial. 0 not checked. [2018-04-10 03:14:58,148 INFO L320 seRefinementStrategy]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2018-04-10 03:14:58,149 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [5, 4] imperfect sequences [] total 7 [2018-04-10 03:14:58,149 INFO L442 AbstractCegarLoop]: Interpolant automaton has 8 states [2018-04-10 03:14:58,149 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2018-04-10 03:14:58,149 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=21, Unknown=2, NotChecked=18, Total=56 [2018-04-10 03:14:58,150 INFO L87 Difference]: Start difference. First operand 182 states and 182 transitions. Second operand 8 states. [2018-04-10 03:14:58,156 WARN L1011 $PredicateComparison]: unable to prove that (and (= |c_#valid| |c_old(#valid)|) (forall ((|v_main_~#cstats~0.base_8| Int)) (or (= |c_old(#valid)| (store |c_#valid| |v_main_~#cstats~0.base_8| 0)) (not (= 0 (select |c_#valid| |v_main_~#cstats~0.base_8|)))))) is different from false [2018-04-10 03:14:58,223 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-10 03:14:58,223 INFO L93 Difference]: Finished difference Result 182 states and 182 transitions. [2018-04-10 03:14:58,223 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-04-10 03:14:58,223 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 181 [2018-04-10 03:14:58,224 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-10 03:14:58,224 INFO L225 Difference]: With dead ends: 182 [2018-04-10 03:14:58,224 INFO L226 Difference]: Without dead ends: 0 [2018-04-10 03:14:58,225 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 364 GetRequests, 354 SyntacticMatches, 1 SemanticMatches, 9 ConstructedPredicates, 3 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=25, Invalid=40, Unknown=3, NotChecked=42, Total=110 [2018-04-10 03:14:58,226 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-04-10 03:14:58,226 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-04-10 03:14:58,226 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-04-10 03:14:58,226 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-04-10 03:14:58,226 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 181 [2018-04-10 03:14:58,227 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-10 03:14:58,227 INFO L459 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-04-10 03:14:58,227 INFO L460 AbstractCegarLoop]: Interpolant automaton has 8 states. [2018-04-10 03:14:58,227 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-04-10 03:14:58,227 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-04-10 03:14:58,231 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-04-10 03:14:58,418 WARN L151 SmtUtils]: Spent 141ms on a formula simplification. DAG size of input: 311 DAG size of output 9 [2018-04-10 03:14:58,549 INFO L416 ceAbstractionStarter]: For program point L-1(line -1) no Hoare annotation was computed. [2018-04-10 03:14:58,549 INFO L416 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-04-10 03:14:58,549 INFO L412 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-04-10 03:14:58,549 INFO L416 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-04-10 03:14:58,549 INFO L419 ceAbstractionStarter]: At program point #Ultimate.C_memsetENTRY(line -1) the Hoare annotation is: true [2018-04-10 03:14:58,549 INFO L416 ceAbstractionStarter]: For program point L-1(line -1) no Hoare annotation was computed. [2018-04-10 03:14:58,549 INFO L419 ceAbstractionStarter]: At program point L-1''(line -1) the Hoare annotation is: true [2018-04-10 03:14:58,550 INFO L416 ceAbstractionStarter]: For program point L-1'(line -1) no Hoare annotation was computed. [2018-04-10 03:14:58,550 INFO L416 ceAbstractionStarter]: For program point #Ultimate.C_memsetFINAL(line -1) no Hoare annotation was computed. [2018-04-10 03:14:58,550 INFO L416 ceAbstractionStarter]: For program point $Ultimate##0(line -1) no Hoare annotation was computed. [2018-04-10 03:14:58,550 INFO L416 ceAbstractionStarter]: For program point #Ultimate.C_memsetEXIT(line -1) no Hoare annotation was computed. [2018-04-10 03:14:58,550 INFO L419 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: true [2018-04-10 03:14:58,550 INFO L419 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-04-10 03:14:58,550 INFO L416 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-04-10 03:14:58,550 INFO L416 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-04-10 03:14:58,550 INFO L416 ceAbstractionStarter]: For program point mainErr1RequiresViolation(line 29) no Hoare annotation was computed. [2018-04-10 03:14:58,551 INFO L416 ceAbstractionStarter]: For program point L30(line 30) no Hoare annotation was computed. [2018-04-10 03:14:58,551 INFO L416 ceAbstractionStarter]: For program point mainFINAL(lines 25 31) no Hoare annotation was computed. [2018-04-10 03:14:58,551 INFO L416 ceAbstractionStarter]: For program point mainErr0RequiresViolation(line 29) no Hoare annotation was computed. [2018-04-10 03:14:58,551 INFO L416 ceAbstractionStarter]: For program point mainEXIT(lines 25 31) no Hoare annotation was computed. [2018-04-10 03:14:58,551 INFO L416 ceAbstractionStarter]: For program point mainErr2EnsuresViolationMEMORY_LEAK(lines 25 31) no Hoare annotation was computed. [2018-04-10 03:14:58,551 INFO L412 ceAbstractionStarter]: At program point mainENTRY(lines 25 31) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-04-10 03:14:58,551 INFO L416 ceAbstractionStarter]: For program point L26(line 26) no Hoare annotation was computed. [2018-04-10 03:14:58,551 INFO L412 ceAbstractionStarter]: At program point L29(line 29) the Hoare annotation is: (and (= 80 (select |#length| main_~point~0.base)) (= 80 (select |#length| |main_~#cstats~0.base|)) (= |#valid| (store |old(#valid)| |main_~#cstats~0.base| 1)) (= main_~point~0.offset 0) (= 0 (select |old(#valid)| |main_~#cstats~0.base|)) (= 1 (select |#valid| main_~point~0.base)) (= 0 |main_~#cstats~0.offset|)) [2018-04-10 03:14:58,552 INFO L416 ceAbstractionStarter]: For program point L28(line 28) no Hoare annotation was computed. [2018-04-10 03:14:58,552 INFO L416 ceAbstractionStarter]: For program point L26'(line 26) no Hoare annotation was computed. [2018-04-10 03:14:58,552 INFO L416 ceAbstractionStarter]: For program point L26''(line 26) no Hoare annotation was computed. [2018-04-10 03:14:58,552 INFO L416 ceAbstractionStarter]: For program point L29'(line 29) no Hoare annotation was computed. [2018-04-10 03:14:58,557 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 10.04 03:14:58 BasicIcfg [2018-04-10 03:14:58,557 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-04-10 03:14:58,558 INFO L168 Benchmark]: Toolchain (without parser) took 13078.74 ms. Allocated memory was 308.3 MB in the beginning and 634.4 MB in the end (delta: 326.1 MB). Free memory was 251.7 MB in the beginning and 391.9 MB in the end (delta: -140.2 MB). Peak memory consumption was 185.9 MB. Max. memory is 5.3 GB. [2018-04-10 03:14:58,559 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 308.3 MB. Free memory is still 270.3 MB. There was no memory consumed. Max. memory is 5.3 GB. [2018-04-10 03:14:58,559 INFO L168 Benchmark]: CACSL2BoogieTranslator took 221.19 ms. Allocated memory is still 308.3 MB. Free memory was 251.7 MB in the beginning and 241.5 MB in the end (delta: 10.2 MB). Peak memory consumption was 10.2 MB. Max. memory is 5.3 GB. [2018-04-10 03:14:58,560 INFO L168 Benchmark]: Boogie Preprocessor took 25.82 ms. Allocated memory is still 308.3 MB. Free memory was 241.5 MB in the beginning and 240.5 MB in the end (delta: 996.2 kB). Peak memory consumption was 996.2 kB. Max. memory is 5.3 GB. [2018-04-10 03:14:58,560 INFO L168 Benchmark]: RCFGBuilder took 288.30 ms. Allocated memory was 308.3 MB in the beginning and 467.1 MB in the end (delta: 158.9 MB). Free memory was 240.5 MB in the beginning and 437.0 MB in the end (delta: -196.5 MB). Peak memory consumption was 23.5 MB. Max. memory is 5.3 GB. [2018-04-10 03:14:58,561 INFO L168 Benchmark]: IcfgTransformer took 663.17 ms. Allocated memory is still 467.1 MB. Free memory was 437.0 MB in the beginning and 369.6 MB in the end (delta: 67.5 MB). Peak memory consumption was 67.5 MB. Max. memory is 5.3 GB. [2018-04-10 03:14:58,561 INFO L168 Benchmark]: TraceAbstraction took 11874.58 ms. Allocated memory was 467.1 MB in the beginning and 634.4 MB in the end (delta: 167.2 MB). Free memory was 368.3 MB in the beginning and 391.9 MB in the end (delta: -23.6 MB). Peak memory consumption was 143.6 MB. Max. memory is 5.3 GB. [2018-04-10 03:14:58,564 INFO L344 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18 ms. Allocated memory is still 308.3 MB. Free memory is still 270.3 MB. There was no memory consumed. Max. memory is 5.3 GB. * CACSL2BoogieTranslator took 221.19 ms. Allocated memory is still 308.3 MB. Free memory was 251.7 MB in the beginning and 241.5 MB in the end (delta: 10.2 MB). Peak memory consumption was 10.2 MB. Max. memory is 5.3 GB. * Boogie Preprocessor took 25.82 ms. Allocated memory is still 308.3 MB. Free memory was 241.5 MB in the beginning and 240.5 MB in the end (delta: 996.2 kB). Peak memory consumption was 996.2 kB. Max. memory is 5.3 GB. * RCFGBuilder took 288.30 ms. Allocated memory was 308.3 MB in the beginning and 467.1 MB in the end (delta: 158.9 MB). Free memory was 240.5 MB in the beginning and 437.0 MB in the end (delta: -196.5 MB). Peak memory consumption was 23.5 MB. Max. memory is 5.3 GB. * IcfgTransformer took 663.17 ms. Allocated memory is still 467.1 MB. Free memory was 437.0 MB in the beginning and 369.6 MB in the end (delta: 67.5 MB). Peak memory consumption was 67.5 MB. Max. memory is 5.3 GB. * TraceAbstraction took 11874.58 ms. Allocated memory was 467.1 MB in the beginning and 634.4 MB in the end (delta: 167.2 MB). Free memory was 368.3 MB in the beginning and 391.9 MB in the end (delta: -23.6 MB). Peak memory consumption was 143.6 MB. Max. memory is 5.3 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2: - StatisticsResult: ArrayEqualityDomainStatistics #Locations : 27 LocStat_MAX_WEQGRAPH_SIZE : 2 LocStat_MAX_SIZEOF_WEQEDGELABEL : 1 LocStat_NO_SUPPORTING_EQUALITIES : 188 LocStat_NO_SUPPORTING_DISEQUALITIES : 47 LocStat_NO_DISJUNCTIONS : -54 LocStat_MAX_NO_DISJUNCTIONS : -1 #Transitions : 35 TransStat_MAX_WEQGRAPH_SIZE : 2 TransStat_MAX_SIZEOF_WEQEDGELABEL : 1 TransStat_NO_SUPPORTING_EQUALITIES : 37 TransStat_NO_SUPPORTING_DISEQUALITIES : 6 TransStat_NO_DISJUNCTIONS : 36 TransStat_MAX_NO_DISJUNCTIONS : 2 - StatisticsResult: EqConstraintFactoryStatistics CONJOIN_DISJUNCTIVE(MILLISECONDS) : 114.19 RENAME_VARIABLES(MILLISECONDS) : 26.63 UNFREEZE(MILLISECONDS) : 0.00 CONJOIN(MILLISECONDS) : 115.52 PROJECTAWAY(MILLISECONDS) : 214.59 ADD_WEAK_EQUALITY(MILLISECONDS) : 5.22 DISJOIN(MILLISECONDS) : 4.57 RENAME_VARIABLES_DISJUNCTIVE(MILLISECONDS) : 30.20 ADD_EQUALITY(MILLISECONDS) : 7.42 DISJOIN_DISJUNCTIVE(MILLISECONDS) : 0.00 ADD_DISEQUALITY(MILLISECONDS) : 0.15 #CONJOIN_DISJUNCTIVE : 45 #RENAME_VARIABLES : 87 #UNFREEZE : 0 #CONJOIN : 75 #PROJECTAWAY : 88 #ADD_WEAK_EQUALITY : 4 #DISJOIN : 1 #RENAME_VARIABLES_DISJUNCTIVE : 86 #ADD_EQUALITY : 37 #DISJOIN_DISJUNCTIVE : 0 #ADD_DISEQUALITY : 3 - StatisticsResult: WeqCcManagerStatistics FREEZE(MILLISECONDS) : 118.53 ADDNODE(MILLISECONDS) : 0.00 MEET(MILLISECONDS) : 113.59 FILTERREDUNDANT(MILLISECONDS) : 0.00 REPORTWEQ(MILLISECONDS) : 5.15 JOIN(MILLISECONDS) : 4.15 RENAMEVARS(MILLISECONDS) : 25.13 FLATTENLABELS(MILLISECONDS) : 0.00 COPY(MILLISECONDS) : 0.00 ISSTRONGERTHAN(MILLISECONDS) : 24.69 ISLABELSTRONGERTHAN(MILLISECONDS) : 12.86 ISWEQGRAPHSTRONGERTHAN(MILLISECONDS) : 0.03 UNFREEZE(MILLISECONDS) : 7.88 REPORTCONTAINS(MILLISECONDS) : 0.00 PROJECTAWAY(MILLISECONDS) : 200.28 MEETEDGELABELS(MILLISECONDS) : 15.85 REPORTEQUALITY(MILLISECONDS) : 31.28 ADDALLNODES(MILLISECONDS) : 29.02 REPORTDISEQUALITY(MILLISECONDS) : 0.35 WEQGRAPHJOIN(MILLISECONDS) : 1.31 #FREEZE : 234 #ADDNODE : 0 #MEET : 52 #FILTERREDUNDANT : 0 #REPORTWEQ : 4 #JOIN : 1 #RENAMEVARS : 87 #FLATTENLABELS : 0 #COPY : 0 #ISSTRONGERTHAN : 19 #ISLABELSTRONGERTHAN : 428 #ISWEQGRAPHSTRONGERTHAN : 8 #UNFREEZE : 258 #REPORTCONTAINS : 0 #PROJECTAWAY : 119 #MEETEDGELABELS : 114 #REPORTEQUALITY : 286 #ADDALLNODES : 52 #REPORTDISEQUALITY : 55 #WEQGRAPHJOIN : 1 - StatisticsResult: CcManagerStatistics ADDNODE(MILLISECONDS) : 0.00 MEET(MILLISECONDS) : 76.16 REPORT_EQUALITY(MILLISECONDS) : 22.61 FILTERREDUNDANT(MILLISECONDS) : 55.20 ADD_ALL_ELEMENTS(MILLISECONDS) : 7.49 JOIN(MILLISECONDS) : 1.40 ALIGN_ELEMENTS(MILLISECONDS) : 4.12 COPY(MILLISECONDS) : 0.00 REPORT_DISEQUALITY(MILLISECONDS) : 8.46 UNFREEZE(MILLISECONDS) : 0.00 OVERALL(MILLISECONDS) : 131.65 REPORTCONTAINS(MILLISECONDS) : 0.00 IS_STRONGER_THAN_NO_CACHING(MILLISECONDS) : 14.67 REMOVE(MILLISECONDS) : 0.00 IS_STRONGER_THAN_W_CACHING(MILLISECONDS) : 0.00 PROJECT_TO_ELEMENTS(MILLISECONDS) : 33.83 #ADDNODE : 0 #MEET : 297 #REPORT_EQUALITY : 1671 #FILTERREDUNDANT : 1428 #ADD_ALL_ELEMENTS : 362 #JOIN : 1 #ALIGN_ELEMENTS : 32 #COPY : 0 #REPORT_DISEQUALITY : 628 #UNFREEZE : 0 #OVERALL : 5719 #REPORTCONTAINS : 0 #IS_STRONGER_THAN_NO_CACHING : 1037 #REMOVE : 0 #IS_STRONGER_THAN_W_CACHING : 0 #PROJECT_TO_ELEMENTS : 263 * Results from de.uni_freiburg.informatik.ultimate.plugins.icfgtransformation: - StatisticsResult: HeapSeparatorStatistics * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 29]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 25]: all allocated memory was freed For all program executions holds that all allocated memory was freed at this location - PositiveResult [Line: 29]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - AllSpecificationsHoldResult: All specifications hold 3 specifications checked. All of them hold - InvariantResult [Line: -1]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 28 locations, 3 error locations. SAFE Result, 11.8s OverallTime, 9 OverallIterations, 80 TraceHistogramMax, 1.2s AutomataDifference, 0.0s DeadEndRemovalTime, 0.3s HoareAnnotationTime, HoareTripleCheckerStatistics: 181 SDtfs, 347 SDslu, 447 SDs, 0 SdLazy, 598 SolverSat, 486 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.6s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 1112 GetRequests, 830 SyntacticMatches, 7 SemanticMatches, 275 ConstructedPredicates, 3 IntricatePredicates, 0 DeprecatedPredicates, 3021 ImplicationChecksByTransitivity, 8.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=182occurred in iteration=8, 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, 9 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 7 LocationsWithAnnotation, 7 PreInvPairs, 87 NumberOfFragments, 43 HoareAnnotationTreeSize, 7 FomulaSimplifications, 1644 FormulaSimplificationTreeSizeReduction, 0.1s HoareSimplificationTime, 7 FomulaSimplificationsInter, 54 FormulaSimplificationTreeSizeReductionInter, 0.1s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 9.4s InterpolantComputationTime, 555 NumberOfCodeBlocks, 555 NumberOfCodeBlocksAsserted, 9 NumberOfCheckSat, 1092 ConstructedInterpolants, 169 QuantifiedInterpolants, 553494 SizeOfPredicates, 11 NumberOfNonLiveVariables, 1134 ConjunctsInSsa, 150 ConjunctsInUnsatCore, 18 InterpolantComputations, 8 PerfectInterpolantSequences, 12800/22760 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/memsetNonZero3_true-valid-memsafety_true-termination.c_svcomp-DerefFreeMemtrack-32bit-Automizer_Fixed_noBitfields+AI_EQ_SS.epf_AutomizerCTransformed.xml/Csv-Benchmark-0-2018-04-10_03-14-58-581.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/memsetNonZero3_true-valid-memsafety_true-termination.c_svcomp-DerefFreeMemtrack-32bit-Automizer_Fixed_noBitfields+AI_EQ_SS.epf_AutomizerCTransformed.xml/Csv-VPDomainBenchmark-0-2018-04-10_03-14-58-581.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/memsetNonZero3_true-valid-memsafety_true-termination.c_svcomp-DerefFreeMemtrack-32bit-Automizer_Fixed_noBitfields+AI_EQ_SS.epf_AutomizerCTransformed.xml/Csv-BenchmarkWithCounters-0-2018-04-10_03-14-58-581.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/memsetNonZero3_true-valid-memsafety_true-termination.c_svcomp-DerefFreeMemtrack-32bit-Automizer_Fixed_noBitfields+AI_EQ_SS.epf_AutomizerCTransformed.xml/Csv-BenchmarkWithCounters-1-2018-04-10_03-14-58-581.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/memsetNonZero3_true-valid-memsafety_true-termination.c_svcomp-DerefFreeMemtrack-32bit-Automizer_Fixed_noBitfields+AI_EQ_SS.epf_AutomizerCTransformed.xml/Csv-BenchmarkWithCounters-2-2018-04-10_03-14-58-581.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/memsetNonZero3_true-valid-memsafety_true-termination.c_svcomp-DerefFreeMemtrack-32bit-Automizer_Fixed_noBitfields+AI_EQ_SS.epf_AutomizerCTransformed.xml/Csv-HeapSeparatorBenchmark-0-2018-04-10_03-14-58-581.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/memsetNonZero3_true-valid-memsafety_true-termination.c_svcomp-DerefFreeMemtrack-32bit-Automizer_Fixed_noBitfields+AI_EQ_SS.epf_AutomizerCTransformed.xml/Csv-TraceAbstractionBenchmarks-0-2018-04-10_03-14-58-581.csv Received shutdown request...