java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/SifaC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/forester-heap/dll-token-1.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-a32b1f7 [2019-08-18 07:02:09,926 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-18 07:02:09,928 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-18 07:02:09,942 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-18 07:02:09,942 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-18 07:02:09,943 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-18 07:02:09,947 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-18 07:02:09,950 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-18 07:02:09,954 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-18 07:02:09,957 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-18 07:02:09,958 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-18 07:02:09,959 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-18 07:02:09,960 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-18 07:02:09,961 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-18 07:02:09,961 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-18 07:02:09,963 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-18 07:02:09,963 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-18 07:02:09,964 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-18 07:02:09,966 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-18 07:02:09,969 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-18 07:02:09,971 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-18 07:02:09,973 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-18 07:02:09,975 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-18 07:02:09,977 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-18 07:02:09,982 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-18 07:02:09,983 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-18 07:02:09,983 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-18 07:02:09,984 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-18 07:02:09,987 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-18 07:02:09,988 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-18 07:02:09,989 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-18 07:02:09,991 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-18 07:02:09,992 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-18 07:02:09,995 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-18 07:02:09,997 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-18 07:02:09,997 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-18 07:02:09,998 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-18 07:02:09,999 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-18 07:02:09,999 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-18 07:02:10,000 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-18 07:02:10,000 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-18 07:02:10,005 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2019-08-18 07:02:10,035 INFO L113 SettingsManager]: Loading preferences was successful [2019-08-18 07:02:10,036 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-08-18 07:02:10,038 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-08-18 07:02:10,038 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-08-18 07:02:10,038 INFO L138 SettingsManager]: * Use SBE=true [2019-08-18 07:02:10,038 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-08-18 07:02:10,039 INFO L138 SettingsManager]: * sizeof long=4 [2019-08-18 07:02:10,039 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-08-18 07:02:10,039 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-08-18 07:02:10,040 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-08-18 07:02:10,041 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-08-18 07:02:10,041 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-08-18 07:02:10,041 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-08-18 07:02:10,042 INFO L138 SettingsManager]: * sizeof long double=12 [2019-08-18 07:02:10,042 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-08-18 07:02:10,042 INFO L138 SettingsManager]: * Use constant arrays=true [2019-08-18 07:02:10,042 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-08-18 07:02:10,043 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-08-18 07:02:10,043 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-08-18 07:02:10,043 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-08-18 07:02:10,044 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-08-18 07:02:10,044 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-08-18 07:02:10,044 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-08-18 07:02:10,044 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-08-18 07:02:10,045 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-08-18 07:02:10,045 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-08-18 07:02:10,045 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-08-18 07:02:10,046 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-08-18 07:02:10,046 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-08-18 07:02:10,105 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-18 07:02:10,117 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-18 07:02:10,121 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-18 07:02:10,122 INFO L271 PluginConnector]: Initializing CDTParser... [2019-08-18 07:02:10,122 INFO L275 PluginConnector]: CDTParser initialized [2019-08-18 07:02:10,123 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/forester-heap/dll-token-1.i [2019-08-18 07:02:10,181 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f03311130/1aee579ad27b497a863c84cab2cef49d/FLAG6e0cf68d2 [2019-08-18 07:02:10,751 INFO L306 CDTParser]: Found 1 translation units. [2019-08-18 07:02:10,752 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/forester-heap/dll-token-1.i [2019-08-18 07:02:10,767 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f03311130/1aee579ad27b497a863c84cab2cef49d/FLAG6e0cf68d2 [2019-08-18 07:02:11,032 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f03311130/1aee579ad27b497a863c84cab2cef49d [2019-08-18 07:02:11,043 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-18 07:02:11,045 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-08-18 07:02:11,046 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-08-18 07:02:11,046 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-08-18 07:02:11,050 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-08-18 07:02:11,051 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.08 07:02:11" (1/1) ... [2019-08-18 07:02:11,054 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@683c6d65 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 07:02:11, skipping insertion in model container [2019-08-18 07:02:11,054 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.08 07:02:11" (1/1) ... [2019-08-18 07:02:11,062 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-08-18 07:02:11,119 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-08-18 07:02:11,583 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-18 07:02:11,602 INFO L188 MainTranslator]: Completed pre-run [2019-08-18 07:02:11,679 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-18 07:02:11,738 INFO L192 MainTranslator]: Completed translation [2019-08-18 07:02:11,739 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 07:02:11 WrapperNode [2019-08-18 07:02:11,740 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-08-18 07:02:11,740 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-18 07:02:11,741 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-18 07:02:11,741 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-18 07:02:11,755 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 07:02:11" (1/1) ... [2019-08-18 07:02:11,755 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 07:02:11" (1/1) ... [2019-08-18 07:02:11,773 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 07:02:11" (1/1) ... [2019-08-18 07:02:11,773 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 07:02:11" (1/1) ... [2019-08-18 07:02:11,790 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 07:02:11" (1/1) ... [2019-08-18 07:02:11,798 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 07:02:11" (1/1) ... [2019-08-18 07:02:11,802 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 07:02:11" (1/1) ... [2019-08-18 07:02:11,808 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-18 07:02:11,809 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-18 07:02:11,809 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-18 07:02:11,809 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-18 07:02:11,813 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 07:02:11" (1/1) ... No working directory specified, using /storage/repos/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 [2019-08-18 07:02:11,875 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-08-18 07:02:11,875 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-18 07:02:11,875 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-08-18 07:02:11,876 INFO L130 BoogieDeclarations]: Found specification of procedure __ctype_get_mb_cur_max [2019-08-18 07:02:11,876 INFO L130 BoogieDeclarations]: Found specification of procedure atof [2019-08-18 07:02:11,876 INFO L130 BoogieDeclarations]: Found specification of procedure atoi [2019-08-18 07:02:11,876 INFO L130 BoogieDeclarations]: Found specification of procedure atol [2019-08-18 07:02:11,876 INFO L130 BoogieDeclarations]: Found specification of procedure atoll [2019-08-18 07:02:11,877 INFO L130 BoogieDeclarations]: Found specification of procedure strtod [2019-08-18 07:02:11,877 INFO L130 BoogieDeclarations]: Found specification of procedure strtof [2019-08-18 07:02:11,877 INFO L130 BoogieDeclarations]: Found specification of procedure strtold [2019-08-18 07:02:11,877 INFO L130 BoogieDeclarations]: Found specification of procedure strtol [2019-08-18 07:02:11,877 INFO L130 BoogieDeclarations]: Found specification of procedure strtoul [2019-08-18 07:02:11,877 INFO L130 BoogieDeclarations]: Found specification of procedure strtoq [2019-08-18 07:02:11,878 INFO L130 BoogieDeclarations]: Found specification of procedure strtouq [2019-08-18 07:02:11,879 INFO L130 BoogieDeclarations]: Found specification of procedure strtoll [2019-08-18 07:02:11,879 INFO L130 BoogieDeclarations]: Found specification of procedure strtoull [2019-08-18 07:02:11,880 INFO L130 BoogieDeclarations]: Found specification of procedure l64a [2019-08-18 07:02:11,880 INFO L130 BoogieDeclarations]: Found specification of procedure a64l [2019-08-18 07:02:11,880 INFO L130 BoogieDeclarations]: Found specification of procedure select [2019-08-18 07:02:11,880 INFO L130 BoogieDeclarations]: Found specification of procedure pselect [2019-08-18 07:02:11,880 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_major [2019-08-18 07:02:11,880 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_minor [2019-08-18 07:02:11,881 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_makedev [2019-08-18 07:02:11,881 INFO L130 BoogieDeclarations]: Found specification of procedure random [2019-08-18 07:02:11,881 INFO L130 BoogieDeclarations]: Found specification of procedure srandom [2019-08-18 07:02:11,881 INFO L130 BoogieDeclarations]: Found specification of procedure initstate [2019-08-18 07:02:11,882 INFO L130 BoogieDeclarations]: Found specification of procedure setstate [2019-08-18 07:02:11,882 INFO L130 BoogieDeclarations]: Found specification of procedure random_r [2019-08-18 07:02:11,882 INFO L130 BoogieDeclarations]: Found specification of procedure srandom_r [2019-08-18 07:02:11,882 INFO L130 BoogieDeclarations]: Found specification of procedure initstate_r [2019-08-18 07:02:11,882 INFO L130 BoogieDeclarations]: Found specification of procedure setstate_r [2019-08-18 07:02:11,883 INFO L130 BoogieDeclarations]: Found specification of procedure rand [2019-08-18 07:02:11,883 INFO L130 BoogieDeclarations]: Found specification of procedure srand [2019-08-18 07:02:11,883 INFO L130 BoogieDeclarations]: Found specification of procedure rand_r [2019-08-18 07:02:11,883 INFO L130 BoogieDeclarations]: Found specification of procedure drand48 [2019-08-18 07:02:11,883 INFO L130 BoogieDeclarations]: Found specification of procedure erand48 [2019-08-18 07:02:11,883 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48 [2019-08-18 07:02:11,883 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48 [2019-08-18 07:02:11,884 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48 [2019-08-18 07:02:11,884 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48 [2019-08-18 07:02:11,884 INFO L130 BoogieDeclarations]: Found specification of procedure srand48 [2019-08-18 07:02:11,884 INFO L130 BoogieDeclarations]: Found specification of procedure seed48 [2019-08-18 07:02:11,884 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48 [2019-08-18 07:02:11,885 INFO L130 BoogieDeclarations]: Found specification of procedure drand48_r [2019-08-18 07:02:11,885 INFO L130 BoogieDeclarations]: Found specification of procedure erand48_r [2019-08-18 07:02:11,885 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48_r [2019-08-18 07:02:11,885 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48_r [2019-08-18 07:02:11,885 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48_r [2019-08-18 07:02:11,885 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48_r [2019-08-18 07:02:11,885 INFO L130 BoogieDeclarations]: Found specification of procedure srand48_r [2019-08-18 07:02:11,886 INFO L130 BoogieDeclarations]: Found specification of procedure seed48_r [2019-08-18 07:02:11,886 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48_r [2019-08-18 07:02:11,886 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-08-18 07:02:11,886 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2019-08-18 07:02:11,887 INFO L130 BoogieDeclarations]: Found specification of procedure realloc [2019-08-18 07:02:11,887 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-08-18 07:02:11,887 INFO L130 BoogieDeclarations]: Found specification of procedure cfree [2019-08-18 07:02:11,887 INFO L130 BoogieDeclarations]: Found specification of procedure alloca [2019-08-18 07:02:11,888 INFO L130 BoogieDeclarations]: Found specification of procedure valloc [2019-08-18 07:02:11,888 INFO L130 BoogieDeclarations]: Found specification of procedure posix_memalign [2019-08-18 07:02:11,888 INFO L130 BoogieDeclarations]: Found specification of procedure aligned_alloc [2019-08-18 07:02:11,888 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2019-08-18 07:02:11,888 INFO L130 BoogieDeclarations]: Found specification of procedure atexit [2019-08-18 07:02:11,888 INFO L130 BoogieDeclarations]: Found specification of procedure at_quick_exit [2019-08-18 07:02:11,888 INFO L130 BoogieDeclarations]: Found specification of procedure on_exit [2019-08-18 07:02:11,889 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2019-08-18 07:02:11,889 INFO L130 BoogieDeclarations]: Found specification of procedure quick_exit [2019-08-18 07:02:11,889 INFO L130 BoogieDeclarations]: Found specification of procedure _Exit [2019-08-18 07:02:11,889 INFO L130 BoogieDeclarations]: Found specification of procedure getenv [2019-08-18 07:02:11,889 INFO L130 BoogieDeclarations]: Found specification of procedure putenv [2019-08-18 07:02:11,889 INFO L130 BoogieDeclarations]: Found specification of procedure setenv [2019-08-18 07:02:11,890 INFO L130 BoogieDeclarations]: Found specification of procedure unsetenv [2019-08-18 07:02:11,890 INFO L130 BoogieDeclarations]: Found specification of procedure clearenv [2019-08-18 07:02:11,890 INFO L130 BoogieDeclarations]: Found specification of procedure mktemp [2019-08-18 07:02:11,890 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemp [2019-08-18 07:02:11,890 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemps [2019-08-18 07:02:11,890 INFO L130 BoogieDeclarations]: Found specification of procedure mkdtemp [2019-08-18 07:02:11,891 INFO L130 BoogieDeclarations]: Found specification of procedure system [2019-08-18 07:02:11,891 INFO L130 BoogieDeclarations]: Found specification of procedure realpath [2019-08-18 07:02:11,891 INFO L130 BoogieDeclarations]: Found specification of procedure bsearch [2019-08-18 07:02:11,891 INFO L130 BoogieDeclarations]: Found specification of procedure qsort [2019-08-18 07:02:11,891 INFO L130 BoogieDeclarations]: Found specification of procedure abs [2019-08-18 07:02:11,891 INFO L130 BoogieDeclarations]: Found specification of procedure labs [2019-08-18 07:02:11,891 INFO L130 BoogieDeclarations]: Found specification of procedure llabs [2019-08-18 07:02:11,892 INFO L130 BoogieDeclarations]: Found specification of procedure div [2019-08-18 07:02:11,892 INFO L130 BoogieDeclarations]: Found specification of procedure ldiv [2019-08-18 07:02:11,892 INFO L130 BoogieDeclarations]: Found specification of procedure lldiv [2019-08-18 07:02:11,892 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt [2019-08-18 07:02:11,892 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt [2019-08-18 07:02:11,892 INFO L130 BoogieDeclarations]: Found specification of procedure gcvt [2019-08-18 07:02:11,893 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt [2019-08-18 07:02:11,893 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt [2019-08-18 07:02:11,893 INFO L130 BoogieDeclarations]: Found specification of procedure qgcvt [2019-08-18 07:02:11,893 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt_r [2019-08-18 07:02:11,893 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt_r [2019-08-18 07:02:11,893 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt_r [2019-08-18 07:02:11,893 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt_r [2019-08-18 07:02:11,894 INFO L130 BoogieDeclarations]: Found specification of procedure mblen [2019-08-18 07:02:11,894 INFO L130 BoogieDeclarations]: Found specification of procedure mbtowc [2019-08-18 07:02:11,894 INFO L130 BoogieDeclarations]: Found specification of procedure wctomb [2019-08-18 07:02:11,894 INFO L130 BoogieDeclarations]: Found specification of procedure mbstowcs [2019-08-18 07:02:11,894 INFO L130 BoogieDeclarations]: Found specification of procedure wcstombs [2019-08-18 07:02:11,894 INFO L130 BoogieDeclarations]: Found specification of procedure rpmatch [2019-08-18 07:02:11,894 INFO L130 BoogieDeclarations]: Found specification of procedure getsubopt [2019-08-18 07:02:11,895 INFO L130 BoogieDeclarations]: Found specification of procedure getloadavg [2019-08-18 07:02:11,895 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-08-18 07:02:11,895 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-08-18 07:02:11,895 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-08-18 07:02:11,895 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-08-18 07:02:11,895 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-08-18 07:02:11,895 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-08-18 07:02:11,896 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-08-18 07:02:11,896 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-08-18 07:02:11,896 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-08-18 07:02:11,896 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-08-18 07:02:11,896 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-18 07:02:12,547 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-18 07:02:12,547 INFO L283 CfgBuilder]: Removed 15 assume(true) statements. [2019-08-18 07:02:12,549 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.08 07:02:12 BoogieIcfgContainer [2019-08-18 07:02:12,549 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-18 07:02:12,549 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-18 07:02:12,550 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-18 07:02:12,550 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-18 07:02:12,551 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.08 07:02:12" (1/1) ... [2019-08-18 07:02:12,564 INFO L148 IcfgInterpreter]: Started Sifa with 6 locations of interest [2019-08-18 07:02:12,566 INFO L155 IcfgInterpreter]: Building call graph [2019-08-18 07:02:12,572 INFO L160 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-08-18 07:02:12,581 INFO L165 IcfgInterpreter]: Starting interpretation [2019-08-18 07:02:12,582 INFO L185 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 [2019-08-18 07:02:12,666 INFO L375 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 [2019-08-18 07:02:12,667 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-18 07:02:12,680 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-18 07:02:12,681 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2019-08-18 07:02:12,681 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:13, output treesize:12 [2019-08-18 07:02:12,692 INFO L185 IcfgInterpreter]: Interpreting procedure main with input of size 23 [2019-08-18 07:02:12,780 INFO L496 ElimStorePlain]: Start of recursive call 2: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-08-18 07:02:12,903 WARN L188 SmtUtils]: Spent 121.00 ms on a formula simplification that was a NOOP. DAG size: 73 [2019-08-18 07:02:12,903 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-18 07:02:12,910 INFO L496 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-08-18 07:02:13,016 WARN L188 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 69 [2019-08-18 07:02:13,016 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-18 07:02:13,018 INFO L496 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2019-08-18 07:02:13,018 INFO L221 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:152, output treesize:126 [2019-08-18 07:02:13,046 INFO L392 ElimStorePlain]: Different costs {2=[|v_#memory_int_13|, |v_#memory_int_14|], 16=[|v_#memory_$Pointer$.offset_22|, |v_#memory_$Pointer$.base_22|]} [2019-08-18 07:02:13,063 INFO L496 ElimStorePlain]: Start of recursive call 2: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-08-18 07:02:13,928 WARN L188 SmtUtils]: Spent 864.00 ms on a formula simplification that was a NOOP. DAG size: 121 [2019-08-18 07:02:13,929 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-18 07:02:13,944 INFO L496 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-08-18 07:02:14,723 WARN L188 SmtUtils]: Spent 777.00 ms on a formula simplification that was a NOOP. DAG size: 118 [2019-08-18 07:02:14,723 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-18 07:02:14,747 INFO L496 ElimStorePlain]: Start of recursive call 4: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-08-18 07:02:15,755 WARN L188 SmtUtils]: Spent 1.01 s on a formula simplification that was a NOOP. DAG size: 114 [2019-08-18 07:02:15,755 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-18 07:02:15,778 INFO L496 ElimStorePlain]: Start of recursive call 5: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-08-18 07:02:16,487 WARN L188 SmtUtils]: Spent 707.00 ms on a formula simplification that was a NOOP. DAG size: 110 [2019-08-18 07:02:16,487 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-18 07:02:16,490 INFO L496 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 4 dim-2 vars, End of recursive call: 6 dim-0 vars, and 1 xjuncts. [2019-08-18 07:02:16,490 INFO L221 ElimStorePlain]: Needed 5 recursive calls to eliminate 6 variables, input treesize:391, output treesize:550 [2019-08-18 07:02:16,533 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 07:02:16,535 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 07:02:16,580 INFO L392 ElimStorePlain]: Different costs {2=[|v_#memory_int_14|], 6=[|v_#memory_int_13|], 48=[|v_#memory_$Pointer$.base_23|, |v_#memory_$Pointer$.offset_23|]} [2019-08-18 07:02:16,700 INFO L496 ElimStorePlain]: Start of recursive call 2: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-08-18 07:02:16,721 INFO L496 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-08-18 07:02:16,827 INFO L496 ElimStorePlain]: Start of recursive call 4: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-08-18 07:02:52,961 WARN L188 SmtUtils]: Spent 36.13 s on a formula simplification. DAG size of input: 230 DAG size of output: 218 [2019-08-18 07:02:52,961 INFO L567 ElimStorePlain]: treesize reduction 4102, result has 52.2 percent of original size [2019-08-18 07:02:53,015 INFO L496 ElimStorePlain]: Start of recursive call 5: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-08-18 07:02:53,153 INFO L496 ElimStorePlain]: Start of recursive call 6: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-08-18 07:03:09,468 WARN L188 SmtUtils]: Spent 16.31 s on a formula simplification that was a NOOP. DAG size: 214 [2019-08-18 07:03:09,469 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-18 07:03:09,561 INFO L496 ElimStorePlain]: Start of recursive call 7: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-08-18 07:03:09,636 INFO L496 ElimStorePlain]: Start of recursive call 8: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-08-18 07:03:23,017 WARN L188 SmtUtils]: Spent 13.38 s on a formula simplification that was a NOOP. DAG size: 207 [2019-08-18 07:03:23,019 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-18 07:03:23,119 INFO L496 ElimStorePlain]: Start of recursive call 9: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-08-18 07:03:23,185 INFO L496 ElimStorePlain]: Start of recursive call 10: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-08-18 07:03:39,891 WARN L188 SmtUtils]: Spent 16.70 s on a formula simplification that was a NOOP. DAG size: 200 [2019-08-18 07:03:39,891 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-18 07:03:39,897 INFO L496 ElimStorePlain]: Start of recursive call 1: 9 dim-0 vars, 4 dim-2 vars, End of recursive call: 17 dim-0 vars, and 2 xjuncts. [2019-08-18 07:03:39,897 INFO L221 ElimStorePlain]: Needed 10 recursive calls to eliminate 13 variables, input treesize:8586, output treesize:6647 [2019-08-18 07:03:40,057 INFO L392 ElimStorePlain]: Different costs {0=[|v_#length_12|], 1=[|v_#valid_22|]} [2019-08-18 07:03:40,070 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 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 6 treesize of output 5 [2019-08-18 07:03:40,071 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-18 07:03:40,200 WARN L188 SmtUtils]: Spent 129.00 ms on a formula simplification that was a NOOP. DAG size: 82 [2019-08-18 07:03:40,201 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-18 07:03:40,222 INFO L375 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 9 [2019-08-18 07:03:40,223 INFO L496 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-08-18 07:03:40,339 WARN L188 SmtUtils]: Spent 114.00 ms on a formula simplification that was a NOOP. DAG size: 79 [2019-08-18 07:03:40,339 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-18 07:03:40,341 INFO L392 ElimStorePlain]: Different costs {0=[|v_#memory_int_31|], 2=[|v_#memory_int_13|, |v_#memory_int_14|], 8=[|v_#memory_$Pointer$.base_24|, |v_#memory_$Pointer$.offset_24|]} [2019-08-18 07:03:40,356 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 15 treesize of output 1 [2019-08-18 07:03:40,357 INFO L496 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2019-08-18 07:03:40,437 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-18 07:03:40,449 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 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 19 treesize of output 1 [2019-08-18 07:03:40,449 INFO L496 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2019-08-18 07:03:40,514 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-18 07:03:40,521 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 13 treesize of output 9 [2019-08-18 07:03:40,522 INFO L496 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2019-08-18 07:03:40,585 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-18 07:03:40,614 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-18 07:03:40,669 INFO L341 Elim1Store]: treesize reduction 61, result has 21.8 percent of original size [2019-08-18 07:03:40,669 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 100 treesize of output 55 [2019-08-18 07:03:40,670 INFO L496 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2019-08-18 07:03:40,848 WARN L188 SmtUtils]: Spent 177.00 ms on a formula simplification. DAG size of input: 66 DAG size of output: 58 [2019-08-18 07:03:40,849 INFO L567 ElimStorePlain]: treesize reduction 25, result has 86.7 percent of original size [2019-08-18 07:03:40,958 INFO L341 Elim1Store]: treesize reduction 24, result has 79.8 percent of original size [2019-08-18 07:03:40,959 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 2 case distinctions, treesize of input 100 treesize of output 123 [2019-08-18 07:03:40,960 INFO L496 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2019-08-18 07:03:41,116 WARN L188 SmtUtils]: Spent 156.00 ms on a formula simplification. DAG size of input: 69 DAG size of output: 60 [2019-08-18 07:03:41,117 INFO L567 ElimStorePlain]: treesize reduction 59, result has 67.4 percent of original size [2019-08-18 07:03:41,119 INFO L496 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-1 vars, 5 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-08-18 07:03:41,119 INFO L221 ElimStorePlain]: Needed 8 recursive calls to eliminate 9 variables, input treesize:283, output treesize:194 [2019-08-18 07:03:41,140 INFO L392 ElimStorePlain]: Different costs {0=[|v_#length_13|], 1=[|v_#valid_23|]} [2019-08-18 07:03:41,151 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 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 6 treesize of output 5 [2019-08-18 07:03:41,151 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-18 07:03:41,268 WARN L188 SmtUtils]: Spent 116.00 ms on a formula simplification that was a NOOP. DAG size: 82 [2019-08-18 07:03:41,269 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-18 07:03:41,282 INFO L375 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 9 [2019-08-18 07:03:41,283 INFO L496 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-08-18 07:03:41,413 WARN L188 SmtUtils]: Spent 129.00 ms on a formula simplification that was a NOOP. DAG size: 79 [2019-08-18 07:03:41,414 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-18 07:03:41,416 INFO L392 ElimStorePlain]: Different costs {0=[|v_#memory_int_32|], 2=[|v_#memory_int_13|, |v_#memory_int_14|], 8=[|v_#memory_$Pointer$.base_25|, |v_#memory_$Pointer$.offset_25|]} [2019-08-18 07:03:41,434 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 15 treesize of output 1 [2019-08-18 07:03:41,435 INFO L496 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2019-08-18 07:03:41,526 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-18 07:03:41,542 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 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 19 treesize of output 1 [2019-08-18 07:03:41,543 INFO L496 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2019-08-18 07:03:41,619 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-18 07:03:41,628 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 13 treesize of output 9 [2019-08-18 07:03:41,628 INFO L496 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2019-08-18 07:03:41,680 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-18 07:03:41,704 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-18 07:03:41,736 INFO L341 Elim1Store]: treesize reduction 61, result has 21.8 percent of original size [2019-08-18 07:03:41,737 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 100 treesize of output 55 [2019-08-18 07:03:41,738 INFO L496 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2019-08-18 07:03:41,848 WARN L188 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 66 DAG size of output: 58 [2019-08-18 07:03:41,849 INFO L567 ElimStorePlain]: treesize reduction 25, result has 86.7 percent of original size [2019-08-18 07:03:41,953 INFO L341 Elim1Store]: treesize reduction 24, result has 79.8 percent of original size [2019-08-18 07:03:41,954 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 2 case distinctions, treesize of input 100 treesize of output 123 [2019-08-18 07:03:41,955 INFO L496 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2019-08-18 07:03:42,119 WARN L188 SmtUtils]: Spent 163.00 ms on a formula simplification. DAG size of input: 69 DAG size of output: 60 [2019-08-18 07:03:42,119 INFO L567 ElimStorePlain]: treesize reduction 59, result has 67.4 percent of original size [2019-08-18 07:03:42,121 INFO L496 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-1 vars, 5 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-08-18 07:03:42,122 INFO L221 ElimStorePlain]: Needed 8 recursive calls to eliminate 9 variables, input treesize:283, output treesize:194 [2019-08-18 07:03:42,131 INFO L392 ElimStorePlain]: Different costs {0=[|v_#length_14|], 1=[|v_#valid_24|]} [2019-08-18 07:03:42,146 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 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 6 treesize of output 5 [2019-08-18 07:03:42,147 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-18 07:03:42,408 WARN L188 SmtUtils]: Spent 261.00 ms on a formula simplification that was a NOOP. DAG size: 99 [2019-08-18 07:03:42,409 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-18 07:03:42,425 INFO L375 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 9 [2019-08-18 07:03:42,426 INFO L496 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-08-18 07:03:42,679 WARN L188 SmtUtils]: Spent 252.00 ms on a formula simplification that was a NOOP. DAG size: 96 [2019-08-18 07:03:42,680 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-18 07:03:42,682 INFO L392 ElimStorePlain]: Different costs {0=[|v_#memory_$Pointer$.base_26|, |v_#memory_$Pointer$.offset_26|, |v_#memory_int_33|], 2=[|v_#memory_int_20|, |v_#memory_int_21|], 16=[|v_#memory_$Pointer$.base_16|, |v_#memory_$Pointer$.offset_16|]} [2019-08-18 07:03:42,697 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 19 treesize of output 1 [2019-08-18 07:03:42,697 INFO L496 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2019-08-18 07:03:42,906 WARN L188 SmtUtils]: Spent 207.00 ms on a formula simplification that was a NOOP. DAG size: 90 [2019-08-18 07:03:42,906 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-18 07:03:42,921 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 19 treesize of output 1 [2019-08-18 07:03:42,921 INFO L496 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2019-08-18 07:03:43,049 WARN L188 SmtUtils]: Spent 127.00 ms on a formula simplification that was a NOOP. DAG size: 84 [2019-08-18 07:03:43,049 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-18 07:03:43,062 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-18 07:03:43,081 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 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 20 treesize of output 9 [2019-08-18 07:03:43,082 INFO L496 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2019-08-18 07:03:43,191 WARN L188 SmtUtils]: Spent 108.00 ms on a formula simplification that was a NOOP. DAG size: 79 [2019-08-18 07:03:43,192 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-18 07:03:43,199 INFO L496 ElimStorePlain]: Start of recursive call 7: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-08-18 07:03:43,303 WARN L188 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 76 [2019-08-18 07:03:43,303 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-18 07:03:43,317 INFO L172 IndexEqualityManager]: detected equality via solver [2019-08-18 07:03:43,326 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-18 07:03:43,435 WARN L188 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 50 [2019-08-18 07:03:43,436 INFO L341 Elim1Store]: treesize reduction 71, result has 73.5 percent of original size [2019-08-18 07:03:43,436 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 133 treesize of output 278 [2019-08-18 07:03:43,437 INFO L496 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2019-08-18 07:03:43,683 WARN L188 SmtUtils]: Spent 245.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 81 [2019-08-18 07:03:43,684 INFO L567 ElimStorePlain]: treesize reduction 104, result has 86.0 percent of original size [2019-08-18 07:03:43,826 WARN L188 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 64 DAG size of output: 48 [2019-08-18 07:03:43,826 INFO L341 Elim1Store]: treesize reduction 380, result has 41.8 percent of original size [2019-08-18 07:03:43,827 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 4 case distinctions, treesize of input 691 treesize of output 888 [2019-08-18 07:03:43,829 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 07:03:43,830 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-08-18 07:03:43,830 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 07:03:43,831 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 07:03:43,833 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 07:03:43,834 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 07:03:43,835 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 07:03:43,837 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 07:03:43,837 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 07:03:43,838 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 07:03:43,840 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 07:03:43,841 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 07:03:43,843 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-08-18 07:03:43,843 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 07:03:43,844 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 07:03:43,845 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 07:03:43,846 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 07:03:43,847 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 07:03:43,849 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 07:03:43,850 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 07:03:43,851 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 07:03:43,852 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 07:03:43,853 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 07:03:43,867 INFO L392 ElimStorePlain]: Different costs {5=[v_arrayElimArr_1], 6=[v_arrayElimArr_2]} [2019-08-18 07:03:43,873 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation has thrown an exception: java.lang.AssertionError: This case should habe been handled by DER at de.uni_freiburg.informatik.ultimate.modelcheckerutils.smt.DerPreprocessor.classify(DerPreprocessor.java:212) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.smt.DerPreprocessor.classify(DerPreprocessor.java:192) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.smt.DerPreprocessor.(DerPreprocessor.java:95) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.smt.ElimStorePlain.applyComplexEliminationRules(ElimStorePlain.java:291) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.smt.ElimStorePlain.doElimOneRec(ElimStorePlain.java:253) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.smt.ElimStorePlain.eliminateOne(ElimStorePlain.java:553) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.smt.ElimStorePlain.doElimAllRec(ElimStorePlain.java:466) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.smt.ElimStorePlain.doElimOneRec(ElimStorePlain.java:256) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.smt.ElimStorePlain.eliminateOne(ElimStorePlain.java:553) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.smt.ElimStorePlain.doElimAllRec(ElimStorePlain.java:466) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.smt.ElimStorePlain.startRecursiveElimination(ElimStorePlain.java:216) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.smt.PartialQuantifierElimination.elim(PartialQuantifierElimination.java:306) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.smt.PartialQuantifierElimination.quantifier(PartialQuantifierElimination.java:146) at de.uni_freiburg.informatik.ultimate.lib.symbolicinterpretation.SymbolicTools$EliminatingTermDomainOperationProvider.constructQuantifiedFormula(SymbolicTools.java:242) at de.uni_freiburg.informatik.ultimate.lib.symbolicinterpretation.SymbolicTools$EliminatingTermDomainOperationProvider.projectExistentially(SymbolicTools.java:232) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.smt.predicates.TermDomainOperationProvider.projectExistentially(TermDomainOperationProvider.java:1) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.smt.predicates.PredicateTransformer.strongestPostcondition(PredicateTransformer.java:130) at de.uni_freiburg.informatik.ultimate.lib.symbolicinterpretation.SymbolicTools.post(SymbolicTools.java:106) at de.uni_freiburg.informatik.ultimate.lib.symbolicinterpretation.DagInterpreter.ipretInternal(DagInterpreter.java:200) at de.uni_freiburg.informatik.ultimate.lib.symbolicinterpretation.DagInterpreter.ipretTransAndStoreLoiPred(DagInterpreter.java:182) at de.uni_freiburg.informatik.ultimate.lib.symbolicinterpretation.DagInterpreter.ipretTrans(DagInterpreter.java:165) at de.uni_freiburg.informatik.ultimate.lib.symbolicinterpretation.DagInterpreter.ipretNode(DagInterpreter.java:133) at de.uni_freiburg.informatik.ultimate.lib.symbolicinterpretation.DagInterpreter.interpret(DagInterpreter.java:115) at de.uni_freiburg.informatik.ultimate.lib.symbolicinterpretation.IcfgInterpreter.interpretLoisInProcedure(IcfgInterpreter.java:125) at de.uni_freiburg.informatik.ultimate.lib.symbolicinterpretation.IcfgInterpreter.interpret(IcfgInterpreter.java:116) at de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation.SymbolicInterpretationObserver.processIcfg(SymbolicInterpretationObserver.java:77) at de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation.SymbolicInterpretationObserver.process(SymbolicInterpretationObserver.java:69) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:156) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2019-08-18 07:03:43,878 INFO L168 Benchmark]: Toolchain (without parser) took 92833.83 ms. Allocated memory was 133.7 MB in the beginning and 314.6 MB in the end (delta: 180.9 MB). Free memory was 84.2 MB in the beginning and 162.6 MB in the end (delta: -78.4 MB). Peak memory consumption was 140.0 MB. Max. memory is 7.1 GB. [2019-08-18 07:03:43,879 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 133.7 MB. Free memory was 104.2 MB in the beginning and 103.9 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-08-18 07:03:43,880 INFO L168 Benchmark]: CACSL2BoogieTranslator took 694.41 ms. Allocated memory was 133.7 MB in the beginning and 199.2 MB in the end (delta: 65.5 MB). Free memory was 84.0 MB in the beginning and 165.0 MB in the end (delta: -81.0 MB). Peak memory consumption was 24.8 MB. Max. memory is 7.1 GB. [2019-08-18 07:03:43,881 INFO L168 Benchmark]: Boogie Preprocessor took 67.89 ms. Allocated memory is still 199.2 MB. Free memory was 165.0 MB in the beginning and 161.9 MB in the end (delta: 3.2 MB). Peak memory consumption was 3.2 MB. Max. memory is 7.1 GB. [2019-08-18 07:03:43,881 INFO L168 Benchmark]: RCFGBuilder took 740.37 ms. Allocated memory is still 199.2 MB. Free memory was 161.9 MB in the beginning and 116.1 MB in the end (delta: 45.8 MB). Peak memory consumption was 45.8 MB. Max. memory is 7.1 GB. [2019-08-18 07:03:43,882 INFO L168 Benchmark]: Symbolic Interpretation took 91327.12 ms. Allocated memory was 199.2 MB in the beginning and 314.6 MB in the end (delta: 115.3 MB). Free memory was 116.1 MB in the beginning and 162.6 MB in the end (delta: -46.5 MB). Peak memory consumption was 106.3 MB. Max. memory is 7.1 GB. [2019-08-18 07:03:43,886 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation: - ExceptionOrErrorResult: AssertionError: This case should habe been handled by DER de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation: AssertionError: This case should habe been handled by DER: de.uni_freiburg.informatik.ultimate.modelcheckerutils.smt.DerPreprocessor.classify(DerPreprocessor.java:212) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21 ms. Allocated memory is still 133.7 MB. Free memory was 104.2 MB in the beginning and 103.9 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 694.41 ms. Allocated memory was 133.7 MB in the beginning and 199.2 MB in the end (delta: 65.5 MB). Free memory was 84.0 MB in the beginning and 165.0 MB in the end (delta: -81.0 MB). Peak memory consumption was 24.8 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 67.89 ms. Allocated memory is still 199.2 MB. Free memory was 165.0 MB in the beginning and 161.9 MB in the end (delta: 3.2 MB). Peak memory consumption was 3.2 MB. Max. memory is 7.1 GB. * RCFGBuilder took 740.37 ms. Allocated memory is still 199.2 MB. Free memory was 161.9 MB in the beginning and 116.1 MB in the end (delta: 45.8 MB). Peak memory consumption was 45.8 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 91327.12 ms. Allocated memory was 199.2 MB in the beginning and 314.6 MB in the end (delta: 115.3 MB). Free memory was 116.1 MB in the beginning and 162.6 MB in the end (delta: -46.5 MB). Peak memory consumption was 106.3 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...