/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml -s ../../../trunk/examples/settings/automizer/acceleratedInterpolation/acceleratedInterpolationWernerOverapprox_32.epf -i ../../../trunk/examples/svcomp/forester-heap/dll-sorted-1.i -------------------------------------------------------------------------------- This is Ultimate 0.2.1-dev-b7b32d2 [2021-02-22 02:00:47,768 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-02-22 02:00:47,772 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-02-22 02:00:47,833 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-02-22 02:00:47,833 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-02-22 02:00:47,838 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-02-22 02:00:47,842 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-02-22 02:00:47,850 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-02-22 02:00:47,854 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-02-22 02:00:47,860 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-02-22 02:00:47,862 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-02-22 02:00:47,864 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-02-22 02:00:47,865 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-02-22 02:00:47,868 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-02-22 02:00:47,870 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-02-22 02:00:47,872 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-02-22 02:00:47,876 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-02-22 02:00:47,891 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-02-22 02:00:47,898 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-02-22 02:00:47,907 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-02-22 02:00:47,909 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-02-22 02:00:47,911 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-02-22 02:00:47,913 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-02-22 02:00:47,916 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-02-22 02:00:47,925 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-02-22 02:00:47,926 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-02-22 02:00:47,926 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-02-22 02:00:47,929 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-02-22 02:00:47,929 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-02-22 02:00:47,930 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-02-22 02:00:47,931 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-02-22 02:00:47,932 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-02-22 02:00:47,934 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-02-22 02:00:47,935 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-02-22 02:00:47,936 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-02-22 02:00:47,937 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-02-22 02:00:47,937 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-02-22 02:00:47,938 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-02-22 02:00:47,938 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-02-22 02:00:47,939 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-02-22 02:00:47,940 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-02-22 02:00:47,941 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/acceleratedInterpolation/acceleratedInterpolationWernerOverapprox_32.epf [2021-02-22 02:00:47,965 INFO L113 SettingsManager]: Loading preferences was successful [2021-02-22 02:00:47,966 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-02-22 02:00:47,971 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-02-22 02:00:47,971 INFO L138 SettingsManager]: * sizeof long=4 [2021-02-22 02:00:47,971 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-02-22 02:00:47,971 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-02-22 02:00:47,972 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-02-22 02:00:47,972 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-02-22 02:00:47,972 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-02-22 02:00:47,972 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-02-22 02:00:47,972 INFO L138 SettingsManager]: * sizeof long double=12 [2021-02-22 02:00:47,973 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-02-22 02:00:47,973 INFO L138 SettingsManager]: * Use constant arrays=true [2021-02-22 02:00:47,973 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-02-22 02:00:47,974 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-02-22 02:00:47,974 INFO L138 SettingsManager]: * Size of a code block=SingleStatement [2021-02-22 02:00:47,974 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-02-22 02:00:47,974 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-02-22 02:00:47,975 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-02-22 02:00:47,975 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-02-22 02:00:47,975 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=AcceleratedInterpolation [2021-02-22 02:00:47,975 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-02-22 02:00:47,976 INFO L138 SettingsManager]: * Loop acceleration method that is used by accelerated interpolation=WERNER_OVERAPPROX [2021-02-22 02:00:47,976 INFO L138 SettingsManager]: * Use separate solver for trace checks=false WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-02-22 02:00:48,415 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-02-22 02:00:48,450 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-02-22 02:00:48,454 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-02-22 02:00:48,455 INFO L271 PluginConnector]: Initializing CDTParser... [2021-02-22 02:00:48,456 INFO L275 PluginConnector]: CDTParser initialized [2021-02-22 02:00:48,457 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/forester-heap/dll-sorted-1.i [2021-02-22 02:00:48,534 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/249d8b1b6/8998d024812440c6abc52e6b521cece7/FLAG6ca6ee6fa [2021-02-22 02:00:49,316 INFO L306 CDTParser]: Found 1 translation units. [2021-02-22 02:00:49,317 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/forester-heap/dll-sorted-1.i [2021-02-22 02:00:49,338 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/249d8b1b6/8998d024812440c6abc52e6b521cece7/FLAG6ca6ee6fa [2021-02-22 02:00:49,511 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/249d8b1b6/8998d024812440c6abc52e6b521cece7 [2021-02-22 02:00:49,515 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-02-22 02:00:49,530 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2021-02-22 02:00:49,537 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-02-22 02:00:49,538 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-02-22 02:00:49,542 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-02-22 02:00:49,544 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.02 02:00:49" (1/1) ... [2021-02-22 02:00:49,545 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5eeea51d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.02 02:00:49, skipping insertion in model container [2021-02-22 02:00:49,545 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.02 02:00:49" (1/1) ... [2021-02-22 02:00:49,556 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-02-22 02:00:49,628 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-02-22 02:00:49,964 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/forester-heap/dll-sorted-1.i[22384,22397] [2021-02-22 02:00:49,970 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/forester-heap/dll-sorted-1.i[22614,22627] [2021-02-22 02:00:49,979 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/forester-heap/dll-sorted-1.i[22989,23002] [2021-02-22 02:00:49,981 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/forester-heap/dll-sorted-1.i[23053,23066] [2021-02-22 02:00:49,982 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/forester-heap/dll-sorted-1.i[23184,23197] [2021-02-22 02:00:49,983 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/forester-heap/dll-sorted-1.i[23248,23261] [2021-02-22 02:00:49,993 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-02-22 02:00:50,004 INFO L203 MainTranslator]: Completed pre-run [2021-02-22 02:00:50,042 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/forester-heap/dll-sorted-1.i[22384,22397] [2021-02-22 02:00:50,045 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/forester-heap/dll-sorted-1.i[22614,22627] [2021-02-22 02:00:50,050 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/forester-heap/dll-sorted-1.i[22989,23002] [2021-02-22 02:00:50,051 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/forester-heap/dll-sorted-1.i[23053,23066] [2021-02-22 02:00:50,052 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/forester-heap/dll-sorted-1.i[23184,23197] [2021-02-22 02:00:50,053 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/forester-heap/dll-sorted-1.i[23248,23261] [2021-02-22 02:00:50,056 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-02-22 02:00:50,161 INFO L208 MainTranslator]: Completed translation [2021-02-22 02:00:50,162 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.02 02:00:50 WrapperNode [2021-02-22 02:00:50,162 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-02-22 02:00:50,163 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-02-22 02:00:50,168 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-02-22 02:00:50,168 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-02-22 02:00:50,181 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.02 02:00:50" (1/1) ... [2021-02-22 02:00:50,182 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.02 02:00:50" (1/1) ... [2021-02-22 02:00:50,198 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.02 02:00:50" (1/1) ... [2021-02-22 02:00:50,198 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.02 02:00:50" (1/1) ... [2021-02-22 02:00:50,221 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.02 02:00:50" (1/1) ... [2021-02-22 02:00:50,231 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.02 02:00:50" (1/1) ... [2021-02-22 02:00:50,236 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.02 02:00:50" (1/1) ... [2021-02-22 02:00:50,244 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-02-22 02:00:50,245 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-02-22 02:00:50,245 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-02-22 02:00:50,245 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-02-22 02:00:50,246 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.02 02:00:50" (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 [2021-02-22 02:00:50,342 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2021-02-22 02:00:50,342 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-02-22 02:00:50,342 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2021-02-22 02:00:50,342 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2021-02-22 02:00:50,343 INFO L130 BoogieDeclarations]: Found specification of procedure __ctype_get_mb_cur_max [2021-02-22 02:00:50,343 INFO L130 BoogieDeclarations]: Found specification of procedure atof [2021-02-22 02:00:50,343 INFO L130 BoogieDeclarations]: Found specification of procedure atoi [2021-02-22 02:00:50,343 INFO L130 BoogieDeclarations]: Found specification of procedure atol [2021-02-22 02:00:50,343 INFO L130 BoogieDeclarations]: Found specification of procedure atoll [2021-02-22 02:00:50,344 INFO L130 BoogieDeclarations]: Found specification of procedure strtod [2021-02-22 02:00:50,344 INFO L130 BoogieDeclarations]: Found specification of procedure strtof [2021-02-22 02:00:50,344 INFO L130 BoogieDeclarations]: Found specification of procedure strtold [2021-02-22 02:00:50,344 INFO L130 BoogieDeclarations]: Found specification of procedure strtol [2021-02-22 02:00:50,344 INFO L130 BoogieDeclarations]: Found specification of procedure strtoul [2021-02-22 02:00:50,344 INFO L130 BoogieDeclarations]: Found specification of procedure strtoq [2021-02-22 02:00:50,345 INFO L130 BoogieDeclarations]: Found specification of procedure strtouq [2021-02-22 02:00:50,345 INFO L130 BoogieDeclarations]: Found specification of procedure strtoll [2021-02-22 02:00:50,345 INFO L130 BoogieDeclarations]: Found specification of procedure strtoull [2021-02-22 02:00:50,345 INFO L130 BoogieDeclarations]: Found specification of procedure l64a [2021-02-22 02:00:50,345 INFO L130 BoogieDeclarations]: Found specification of procedure a64l [2021-02-22 02:00:50,346 INFO L130 BoogieDeclarations]: Found specification of procedure select [2021-02-22 02:00:50,346 INFO L130 BoogieDeclarations]: Found specification of procedure pselect [2021-02-22 02:00:50,346 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_major [2021-02-22 02:00:50,346 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_minor [2021-02-22 02:00:50,346 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_makedev [2021-02-22 02:00:50,346 INFO L130 BoogieDeclarations]: Found specification of procedure random [2021-02-22 02:00:50,346 INFO L130 BoogieDeclarations]: Found specification of procedure srandom [2021-02-22 02:00:50,347 INFO L130 BoogieDeclarations]: Found specification of procedure initstate [2021-02-22 02:00:50,347 INFO L130 BoogieDeclarations]: Found specification of procedure setstate [2021-02-22 02:00:50,347 INFO L130 BoogieDeclarations]: Found specification of procedure random_r [2021-02-22 02:00:50,347 INFO L130 BoogieDeclarations]: Found specification of procedure srandom_r [2021-02-22 02:00:50,347 INFO L130 BoogieDeclarations]: Found specification of procedure initstate_r [2021-02-22 02:00:50,347 INFO L130 BoogieDeclarations]: Found specification of procedure setstate_r [2021-02-22 02:00:50,348 INFO L130 BoogieDeclarations]: Found specification of procedure rand [2021-02-22 02:00:50,348 INFO L130 BoogieDeclarations]: Found specification of procedure srand [2021-02-22 02:00:50,348 INFO L130 BoogieDeclarations]: Found specification of procedure rand_r [2021-02-22 02:00:50,348 INFO L130 BoogieDeclarations]: Found specification of procedure drand48 [2021-02-22 02:00:50,348 INFO L130 BoogieDeclarations]: Found specification of procedure erand48 [2021-02-22 02:00:50,348 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48 [2021-02-22 02:00:50,348 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48 [2021-02-22 02:00:50,349 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48 [2021-02-22 02:00:50,349 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48 [2021-02-22 02:00:50,349 INFO L130 BoogieDeclarations]: Found specification of procedure srand48 [2021-02-22 02:00:50,349 INFO L130 BoogieDeclarations]: Found specification of procedure seed48 [2021-02-22 02:00:50,350 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48 [2021-02-22 02:00:50,350 INFO L130 BoogieDeclarations]: Found specification of procedure drand48_r [2021-02-22 02:00:50,350 INFO L130 BoogieDeclarations]: Found specification of procedure erand48_r [2021-02-22 02:00:50,350 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48_r [2021-02-22 02:00:50,350 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48_r [2021-02-22 02:00:50,350 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48_r [2021-02-22 02:00:50,351 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48_r [2021-02-22 02:00:50,351 INFO L130 BoogieDeclarations]: Found specification of procedure srand48_r [2021-02-22 02:00:50,351 INFO L130 BoogieDeclarations]: Found specification of procedure seed48_r [2021-02-22 02:00:50,351 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48_r [2021-02-22 02:00:50,351 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2021-02-22 02:00:50,351 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2021-02-22 02:00:50,352 INFO L130 BoogieDeclarations]: Found specification of procedure realloc [2021-02-22 02:00:50,352 INFO L130 BoogieDeclarations]: Found specification of procedure free [2021-02-22 02:00:50,352 INFO L130 BoogieDeclarations]: Found specification of procedure cfree [2021-02-22 02:00:50,352 INFO L130 BoogieDeclarations]: Found specification of procedure alloca [2021-02-22 02:00:50,352 INFO L130 BoogieDeclarations]: Found specification of procedure valloc [2021-02-22 02:00:50,352 INFO L130 BoogieDeclarations]: Found specification of procedure posix_memalign [2021-02-22 02:00:50,353 INFO L130 BoogieDeclarations]: Found specification of procedure aligned_alloc [2021-02-22 02:00:50,353 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2021-02-22 02:00:50,353 INFO L130 BoogieDeclarations]: Found specification of procedure atexit [2021-02-22 02:00:50,353 INFO L130 BoogieDeclarations]: Found specification of procedure at_quick_exit [2021-02-22 02:00:50,353 INFO L130 BoogieDeclarations]: Found specification of procedure on_exit [2021-02-22 02:00:50,353 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2021-02-22 02:00:50,354 INFO L130 BoogieDeclarations]: Found specification of procedure quick_exit [2021-02-22 02:00:50,354 INFO L130 BoogieDeclarations]: Found specification of procedure _Exit [2021-02-22 02:00:50,354 INFO L130 BoogieDeclarations]: Found specification of procedure getenv [2021-02-22 02:00:50,354 INFO L130 BoogieDeclarations]: Found specification of procedure putenv [2021-02-22 02:00:50,354 INFO L130 BoogieDeclarations]: Found specification of procedure setenv [2021-02-22 02:00:50,354 INFO L130 BoogieDeclarations]: Found specification of procedure unsetenv [2021-02-22 02:00:50,355 INFO L130 BoogieDeclarations]: Found specification of procedure clearenv [2021-02-22 02:00:50,355 INFO L130 BoogieDeclarations]: Found specification of procedure mktemp [2021-02-22 02:00:50,355 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemp [2021-02-22 02:00:50,355 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemps [2021-02-22 02:00:50,355 INFO L130 BoogieDeclarations]: Found specification of procedure mkdtemp [2021-02-22 02:00:50,355 INFO L130 BoogieDeclarations]: Found specification of procedure system [2021-02-22 02:00:50,356 INFO L130 BoogieDeclarations]: Found specification of procedure realpath [2021-02-22 02:00:50,356 INFO L130 BoogieDeclarations]: Found specification of procedure bsearch [2021-02-22 02:00:50,356 INFO L130 BoogieDeclarations]: Found specification of procedure qsort [2021-02-22 02:00:50,356 INFO L130 BoogieDeclarations]: Found specification of procedure abs [2021-02-22 02:00:50,356 INFO L130 BoogieDeclarations]: Found specification of procedure labs [2021-02-22 02:00:50,356 INFO L130 BoogieDeclarations]: Found specification of procedure llabs [2021-02-22 02:00:50,356 INFO L130 BoogieDeclarations]: Found specification of procedure div [2021-02-22 02:00:50,356 INFO L130 BoogieDeclarations]: Found specification of procedure ldiv [2021-02-22 02:00:50,357 INFO L130 BoogieDeclarations]: Found specification of procedure lldiv [2021-02-22 02:00:50,357 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt [2021-02-22 02:00:50,357 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt [2021-02-22 02:00:50,357 INFO L130 BoogieDeclarations]: Found specification of procedure gcvt [2021-02-22 02:00:50,357 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt [2021-02-22 02:00:50,357 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt [2021-02-22 02:00:50,357 INFO L130 BoogieDeclarations]: Found specification of procedure qgcvt [2021-02-22 02:00:50,358 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt_r [2021-02-22 02:00:50,358 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt_r [2021-02-22 02:00:50,358 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt_r [2021-02-22 02:00:50,358 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt_r [2021-02-22 02:00:50,358 INFO L130 BoogieDeclarations]: Found specification of procedure mblen [2021-02-22 02:00:50,358 INFO L130 BoogieDeclarations]: Found specification of procedure mbtowc [2021-02-22 02:00:50,358 INFO L130 BoogieDeclarations]: Found specification of procedure wctomb [2021-02-22 02:00:50,359 INFO L130 BoogieDeclarations]: Found specification of procedure mbstowcs [2021-02-22 02:00:50,359 INFO L130 BoogieDeclarations]: Found specification of procedure wcstombs [2021-02-22 02:00:50,359 INFO L130 BoogieDeclarations]: Found specification of procedure rpmatch [2021-02-22 02:00:50,359 INFO L130 BoogieDeclarations]: Found specification of procedure getsubopt [2021-02-22 02:00:50,359 INFO L130 BoogieDeclarations]: Found specification of procedure getloadavg [2021-02-22 02:00:50,359 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2021-02-22 02:00:50,360 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2021-02-22 02:00:50,360 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_perror_fail [2021-02-22 02:00:50,360 INFO L130 BoogieDeclarations]: Found specification of procedure __assert [2021-02-22 02:00:50,360 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2021-02-22 02:00:50,360 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-02-22 02:00:50,360 INFO L130 BoogieDeclarations]: Found specification of procedure main [2021-02-22 02:00:50,360 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-02-22 02:00:50,361 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-02-22 02:00:50,361 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-02-22 02:00:50,361 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-02-22 02:00:50,361 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-02-22 02:00:50,361 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-02-22 02:00:50,361 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2021-02-22 02:00:50,361 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-02-22 02:00:50,362 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-02-22 02:00:51,178 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-02-22 02:00:51,178 INFO L299 CfgBuilder]: Removed 18 assume(true) statements. [2021-02-22 02:00:51,181 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.02 02:00:51 BoogieIcfgContainer [2021-02-22 02:00:51,181 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-02-22 02:00:51,183 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-02-22 02:00:51,183 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-02-22 02:00:51,188 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-02-22 02:00:51,188 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 22.02 02:00:49" (1/3) ... [2021-02-22 02:00:51,189 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7bb12676 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.02 02:00:51, skipping insertion in model container [2021-02-22 02:00:51,189 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.02 02:00:50" (2/3) ... [2021-02-22 02:00:51,190 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7bb12676 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.02 02:00:51, skipping insertion in model container [2021-02-22 02:00:51,190 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.02 02:00:51" (3/3) ... [2021-02-22 02:00:51,192 INFO L111 eAbstractionObserver]: Analyzing ICFG dll-sorted-1.i [2021-02-22 02:00:51,200 INFO L153 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:AcceleratedInterpolation Determinization: PREDICATE_ABSTRACTION [2021-02-22 02:00:51,206 INFO L165 ceAbstractionStarter]: Appying trace abstraction to program that has 6 error locations. [2021-02-22 02:00:51,227 INFO L253 AbstractCegarLoop]: Starting to check reachability of 6 error locations. [2021-02-22 02:00:51,253 INFO L376 AbstractCegarLoop]: Interprodecural is true [2021-02-22 02:00:51,254 INFO L377 AbstractCegarLoop]: Hoare is true [2021-02-22 02:00:51,254 INFO L378 AbstractCegarLoop]: Compute interpolants for AcceleratedInterpolation [2021-02-22 02:00:51,254 INFO L379 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-02-22 02:00:51,254 INFO L380 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-02-22 02:00:51,254 INFO L381 AbstractCegarLoop]: Difference is false [2021-02-22 02:00:51,254 INFO L382 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-02-22 02:00:51,255 INFO L386 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-02-22 02:00:51,276 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states. [2021-02-22 02:00:51,286 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-02-22 02:00:51,286 INFO L414 BasicCegarLoop]: Found error trace [2021-02-22 02:00:51,287 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-02-22 02:00:51,287 INFO L428 AbstractCegarLoop]: === Iteration 1 === [mainErr4ASSERT_VIOLATIONERROR_FUNCTION, mainErr0ASSERT_VIOLATIONERROR_FUNCTION, mainErr2ASSERT_VIOLATIONERROR_FUNCTION, mainErr5ASSERT_VIOLATIONERROR_FUNCTION, mainErr3ASSERT_VIOLATIONERROR_FUNCTION, mainErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-02-22 02:00:51,295 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-02-22 02:00:51,295 INFO L82 PathProgramCache]: Analyzing trace with hash -578909769, now seen corresponding path program 1 times [2021-02-22 02:00:51,305 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-02-22 02:00:51,306 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [214086854] [2021-02-22 02:00:51,306 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-02-22 02:00:51,413 INFO L218 tedInterpolationCore]: No loops in this trace, falling back to nested interpolation [2021-02-22 02:00:51,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 02:00:51,603 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 02:00:51,605 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 02:00:51,607 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 02:00:51,608 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 02:00:51,653 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-02-22 02:00:51,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 02:00:51,704 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 02:00:51,705 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 02:00:51,719 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-02-22 02:00:51,721 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [214086854] [2021-02-22 02:00:51,725 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-02-22 02:00:51,726 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-02-22 02:00:51,727 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [718687721] [2021-02-22 02:00:51,734 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-02-22 02:00:51,735 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-02-22 02:00:51,755 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-02-22 02:00:51,756 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-02-22 02:00:51,760 INFO L87 Difference]: Start difference. First operand 166 states. Second operand 3 states. [2021-02-22 02:00:52,176 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-02-22 02:00:52,177 INFO L93 Difference]: Finished difference Result 287 states and 353 transitions. [2021-02-22 02:00:52,177 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-02-22 02:00:52,179 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 22 [2021-02-22 02:00:52,180 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-02-22 02:00:52,192 INFO L225 Difference]: With dead ends: 287 [2021-02-22 02:00:52,192 INFO L226 Difference]: Without dead ends: 148 [2021-02-22 02:00:52,197 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-02-22 02:00:52,219 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 148 states. [2021-02-22 02:00:52,255 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 148 to 148. [2021-02-22 02:00:52,257 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 148 states. [2021-02-22 02:00:52,260 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 148 states and 158 transitions. [2021-02-22 02:00:52,262 INFO L78 Accepts]: Start accepts. Automaton has 148 states and 158 transitions. Word has length 22 [2021-02-22 02:00:52,262 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-02-22 02:00:52,263 INFO L480 AbstractCegarLoop]: Abstraction has 148 states and 158 transitions. [2021-02-22 02:00:52,263 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-02-22 02:00:52,263 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 158 transitions. [2021-02-22 02:00:52,264 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-02-22 02:00:52,264 INFO L414 BasicCegarLoop]: Found error trace [2021-02-22 02:00:52,264 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-02-22 02:00:52,265 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-02-22 02:00:52,265 INFO L428 AbstractCegarLoop]: === Iteration 2 === [mainErr4ASSERT_VIOLATIONERROR_FUNCTION, mainErr0ASSERT_VIOLATIONERROR_FUNCTION, mainErr2ASSERT_VIOLATIONERROR_FUNCTION, mainErr5ASSERT_VIOLATIONERROR_FUNCTION, mainErr3ASSERT_VIOLATIONERROR_FUNCTION, mainErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-02-22 02:00:52,266 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-02-22 02:00:52,266 INFO L82 PathProgramCache]: Analyzing trace with hash 949291738, now seen corresponding path program 1 times [2021-02-22 02:00:52,266 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-02-22 02:00:52,266 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1712443755] [2021-02-22 02:00:52,267 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-02-22 02:00:52,273 INFO L218 tedInterpolationCore]: No loops in this trace, falling back to nested interpolation [2021-02-22 02:00:52,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 02:00:52,375 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 02:00:52,376 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 02:00:52,378 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 02:00:52,379 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-22 02:00:52,383 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 02:00:52,385 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 02:00:52,406 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-02-22 02:00:52,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 02:00:52,443 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 02:00:52,443 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 02:00:52,446 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-02-22 02:00:52,447 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1712443755] [2021-02-22 02:00:52,447 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-02-22 02:00:52,447 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-02-22 02:00:52,449 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1689493383] [2021-02-22 02:00:52,450 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-02-22 02:00:52,451 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-02-22 02:00:52,452 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-02-22 02:00:52,453 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-02-22 02:00:52,453 INFO L87 Difference]: Start difference. First operand 148 states and 158 transitions. Second operand 4 states. [2021-02-22 02:00:52,744 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-02-22 02:00:52,744 INFO L93 Difference]: Finished difference Result 299 states and 322 transitions. [2021-02-22 02:00:52,745 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-02-22 02:00:52,745 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 24 [2021-02-22 02:00:52,745 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-02-22 02:00:52,747 INFO L225 Difference]: With dead ends: 299 [2021-02-22 02:00:52,747 INFO L226 Difference]: Without dead ends: 169 [2021-02-22 02:00:52,750 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-02-22 02:00:52,751 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 169 states. [2021-02-22 02:00:52,770 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 169 to 164. [2021-02-22 02:00:52,771 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 164 states. [2021-02-22 02:00:52,772 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 164 states to 164 states and 175 transitions. [2021-02-22 02:00:52,772 INFO L78 Accepts]: Start accepts. Automaton has 164 states and 175 transitions. Word has length 24 [2021-02-22 02:00:52,773 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-02-22 02:00:52,773 INFO L480 AbstractCegarLoop]: Abstraction has 164 states and 175 transitions. [2021-02-22 02:00:52,773 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2021-02-22 02:00:52,773 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 175 transitions. [2021-02-22 02:00:52,774 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-02-22 02:00:52,775 INFO L414 BasicCegarLoop]: Found error trace [2021-02-22 02:00:52,775 INFO L422 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-02-22 02:00:52,775 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-02-22 02:00:52,775 INFO L428 AbstractCegarLoop]: === Iteration 3 === [mainErr4ASSERT_VIOLATIONERROR_FUNCTION, mainErr0ASSERT_VIOLATIONERROR_FUNCTION, mainErr2ASSERT_VIOLATIONERROR_FUNCTION, mainErr5ASSERT_VIOLATIONERROR_FUNCTION, mainErr3ASSERT_VIOLATIONERROR_FUNCTION, mainErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-02-22 02:00:52,776 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-02-22 02:00:52,776 INFO L82 PathProgramCache]: Analyzing trace with hash -1135487830, now seen corresponding path program 1 times [2021-02-22 02:00:52,776 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-02-22 02:00:52,777 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2103933984] [2021-02-22 02:00:52,777 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-02-22 02:00:52,851 WARN L141 QuantifierPusher]: treesize reduction 331, result has 0.3 percent of original size [2021-02-22 02:00:52,851 WARN L147 QuantifierPusher]: treesize reduction 331, result has 0.3 percent of original size 1 [2021-02-22 02:00:52,857 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction has thrown an exception: java.lang.IllegalArgumentException: cannot bring into simultaneous update form #memory_$Pointer$.base's outvar occurs in several conjuncts [(<= 0 (+ |v_main_#t~nondet4_7| 2147483648)), (= (let ((.cse0 (let ((.cse2 (store |v_#memory_$Pointer$.offset_50| v_main_~x~0.base_47 (store (select |v_#memory_$Pointer$.offset_50| v_main_~x~0.base_47) v_main_~x~0.offset_47 |v_main_#t~malloc5.offset_3|)))) (store .cse2 |v_main_#t~malloc5.base_3| (store (select .cse2 |v_main_#t~malloc5.base_3|) (+ |v_main_#t~malloc5.offset_3| 4) v_main_~x~0.offset_47))))) (store .cse0 v_main_~x~0.base_46 (let ((.cse1 (+ v_main_~x~0.offset_46 8))) (store (store (select .cse0 v_main_~x~0.base_46) v_main_~x~0.offset_46 0) .cse1 (select (select |v_#memory_$Pointer$.offset_46| v_main_~x~0.base_46) .cse1))))) |v_#memory_$Pointer$.offset_46|), (< |v_main_#t~malloc5.base_3| |v_#StackHeapBarrier_7|), (= |v_#memory_int_56| (store |v_#memory_int_57| |v_main_#t~malloc5.base_3| (let ((.cse0 (+ |v_main_#t~malloc5.offset_3| 4))) (store (select |v_#memory_int_57| |v_main_#t~malloc5.base_3|) .cse0 (select (select |v_#memory_int_56| |v_main_#t~malloc5.base_3|) .cse0))))), (= (select |v_#valid_20| |v_main_#t~malloc5.base_3|) 0), (= (let ((.cse0 (let ((.cse2 (store |v_#memory_$Pointer$.base_50| v_main_~x~0.base_47 (store (select |v_#memory_$Pointer$.base_50| v_main_~x~0.base_47) v_main_~x~0.offset_47 |v_main_#t~malloc5.base_3|)))) (store .cse2 |v_main_#t~malloc5.base_3| (store (select .cse2 |v_main_#t~malloc5.base_3|) (+ |v_main_#t~malloc5.offset_3| 4) v_main_~x~0.base_47))))) (store .cse0 v_main_~x~0.base_46 (let ((.cse1 (+ v_main_~x~0.offset_46 8))) (store (store (select .cse0 v_main_~x~0.base_46) v_main_~x~0.offset_46 0) .cse1 (select (select |v_#memory_$Pointer$.base_46| v_main_~x~0.base_46) .cse1))))) |v_#memory_$Pointer$.base_46|), (< |v_main_#t~malloc5.base_3| 0), (<= 0 (+ |v_main_#t~nondet8_7| 2147483648)), (= (select (select (let ((.cse0 (store |v_#memory_$Pointer$.base_50| v_main_~x~0.base_47 (store (select |v_#memory_$Pointer$.base_50| v_main_~x~0.base_47) v_main_~x~0.offset_47 |v_main_#t~malloc5.base_3|)))) (store .cse0 |v_main_#t~malloc5.base_3| (store (select .cse0 |v_main_#t~malloc5.base_3|) (+ |v_main_#t~malloc5.offset_3| 4) v_main_~x~0.base_47))) v_main_~x~0.base_47) v_main_~x~0.offset_47) v_main_~x~0.base_46), (= |v_#valid_19| (store |v_#valid_20| |v_main_#t~malloc5.base_3| 1)), (< |v_main_#t~nondet4_7| 0), (<= |v_main_#t~nondet4_7| 2147483647), (= (select (select (let ((.cse0 (store |v_#memory_$Pointer$.offset_50| v_main_~x~0.base_47 (store (select |v_#memory_$Pointer$.offset_50| v_main_~x~0.base_47) v_main_~x~0.offset_47 |v_main_#t~malloc5.offset_3|)))) (store .cse0 |v_main_#t~malloc5.base_3| (store (select .cse0 |v_main_#t~malloc5.base_3|) (+ |v_main_#t~malloc5.offset_3| 4) v_main_~x~0.offset_47))) v_main_~x~0.base_47) v_main_~x~0.offset_47) v_main_~x~0.offset_46), (= (store |v_#length_16| |v_main_#t~malloc5.base_3| 12) |v_#length_15|), (<= |v_main_#t~nondet8_7| 2147483647), (= |v_#memory_int_58| (store |v_#memory_int_56| v_main_~x~0.base_46 (store (select |v_#memory_int_56| v_main_~x~0.base_46) v_main_~x~0.offset_46 (select (select |v_#memory_int_58| v_main_~x~0.base_46) v_main_~x~0.offset_46)))), (= v_main_~marked~0_15 1), (= |v_main_#t~malloc5.offset_3| 0), (= |v_#memory_int_57| (store |v_#memory_int_46| v_main_~x~0.base_47 (store (select |v_#memory_int_46| v_main_~x~0.base_47) v_main_~x~0.offset_47 (select (select |v_#memory_int_57| v_main_~x~0.base_47) v_main_~x~0.offset_47)))), (< v_main_~marked~0_15 0), (> |v_main_#t~nondet8_7| 0), (= |v_#memory_int_42| (store |v_#memory_int_58| v_main_~x~0.base_46 (store (select |v_#memory_int_58| v_main_~x~0.base_46) (+ v_main_~x~0.offset_46 8) 1)))] at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.SimultaneousUpdate.(SimultaneousUpdate.java:107) at de.uni_freiburg.informatik.ultimate.icfgtransformer.loopacceleration.werner.LoopAcceleratorLite.calculateSymbolicMemory(LoopAcceleratorLite.java:167) at de.uni_freiburg.informatik.ultimate.icfgtransformer.loopacceleration.werner.LoopAcceleratorLite.summarizeLoop(LoopAcceleratorLite.java:105) at de.uni_freiburg.informatik.ultimate.lib.acceleratedinterpolation.loopaccelerator.AcceleratorWernerOverapprox.accelerateLoop(AcceleratorWernerOverapprox.java:52) at de.uni_freiburg.informatik.ultimate.lib.acceleratedinterpolation.AcceleratedInterpolationCore.acceleratedInterpolationCoreIsCorrect(AcceleratedInterpolationCore.java:183) at de.uni_freiburg.informatik.ultimate.lib.acceleratedinterpolation.AcceleratedInterpolation.(AcceleratedInterpolation.java:162) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModulePreferences.construct(IpTcStrategyModulePreferences.java:145) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleBase.getOrConstruct(IpTcStrategyModuleBase.java:100) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleBase.isCorrect(IpTcStrategyModuleBase.java:56) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.AutomatonFreeRefinementEngine.checkFeasibility(AutomatonFreeRefinementEngine.java:241) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.AutomatonFreeRefinementEngine.executeStrategy(AutomatonFreeRefinementEngine.java:165) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.AutomatonFreeRefinementEngine.(AutomatonFreeRefinementEngine.java:84) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.TraceAbstractionRefinementEngine.(TraceAbstractionRefinementEngine.java:74) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.BasicCegarLoop.isCounterexampleFeasible(BasicCegarLoop.java:511) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterateInternal(AbstractCegarLoop.java:437) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterate(AbstractCegarLoop.java:372) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.CegarLoopUtils.getCegarLoopResult(CegarLoopUtils.java:68) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.CegarLoopUtils.getCegarLoopResult(CegarLoopUtils.java:62) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.iterateAllErrorsAtOnce(TraceAbstractionStarter.java:317) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:171) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:131) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:124) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) 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$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-02-22 02:00:52,863 INFO L168 Benchmark]: Toolchain (without parser) took 3344.55 ms. Allocated memory was 151.0 MB in the beginning and 181.4 MB in the end (delta: 30.4 MB). Free memory was 125.9 MB in the beginning and 106.5 MB in the end (delta: 19.4 MB). Peak memory consumption was 50.5 MB. Max. memory is 8.0 GB. [2021-02-22 02:00:52,863 INFO L168 Benchmark]: CDTParser took 0.25 ms. Allocated memory is still 151.0 MB. Free memory is still 124.9 MB. There was no memory consumed. Max. memory is 8.0 GB. [2021-02-22 02:00:52,864 INFO L168 Benchmark]: CACSL2BoogieTranslator took 625.15 ms. Allocated memory is still 151.0 MB. Free memory was 124.8 MB in the beginning and 132.0 MB in the end (delta: -7.2 MB). Peak memory consumption was 27.5 MB. Max. memory is 8.0 GB. [2021-02-22 02:00:52,865 INFO L168 Benchmark]: Boogie Preprocessor took 80.87 ms. Allocated memory is still 151.0 MB. Free memory was 132.0 MB in the beginning and 129.4 MB in the end (delta: 2.6 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. [2021-02-22 02:00:52,866 INFO L168 Benchmark]: RCFGBuilder took 936.44 ms. Allocated memory is still 151.0 MB. Free memory was 129.4 MB in the beginning and 129.2 MB in the end (delta: 198.4 kB). Peak memory consumption was 62.1 MB. Max. memory is 8.0 GB. [2021-02-22 02:00:52,867 INFO L168 Benchmark]: TraceAbstraction took 1677.88 ms. Allocated memory was 151.0 MB in the beginning and 181.4 MB in the end (delta: 30.4 MB). Free memory was 129.2 MB in the beginning and 106.5 MB in the end (delta: 22.8 MB). Peak memory consumption was 53.2 MB. Max. memory is 8.0 GB. [2021-02-22 02:00:52,871 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25 ms. Allocated memory is still 151.0 MB. Free memory is still 124.9 MB. There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 625.15 ms. Allocated memory is still 151.0 MB. Free memory was 124.8 MB in the beginning and 132.0 MB in the end (delta: -7.2 MB). Peak memory consumption was 27.5 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 80.87 ms. Allocated memory is still 151.0 MB. Free memory was 132.0 MB in the beginning and 129.4 MB in the end (delta: 2.6 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. * RCFGBuilder took 936.44 ms. Allocated memory is still 151.0 MB. Free memory was 129.4 MB in the beginning and 129.2 MB in the end (delta: 198.4 kB). Peak memory consumption was 62.1 MB. Max. memory is 8.0 GB. * TraceAbstraction took 1677.88 ms. Allocated memory was 151.0 MB in the beginning and 181.4 MB in the end (delta: 30.4 MB). Free memory was 129.2 MB in the beginning and 106.5 MB in the end (delta: 22.8 MB). Peak memory consumption was 53.2 MB. Max. memory is 8.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: IllegalArgumentException: cannot bring into simultaneous update form #memory_$Pointer$.base's outvar occurs in several conjuncts [(<= 0 (+ |v_main_#t~nondet4_7| 2147483648)), (= (let ((.cse0 (let ((.cse2 (store |v_#memory_$Pointer$.offset_50| v_main_~x~0.base_47 (store (select |v_#memory_$Pointer$.offset_50| v_main_~x~0.base_47) v_main_~x~0.offset_47 |v_main_#t~malloc5.offset_3|)))) (store .cse2 |v_main_#t~malloc5.base_3| (store (select .cse2 |v_main_#t~malloc5.base_3|) (+ |v_main_#t~malloc5.offset_3| 4) v_main_~x~0.offset_47))))) (store .cse0 v_main_~x~0.base_46 (let ((.cse1 (+ v_main_~x~0.offset_46 8))) (store (store (select .cse0 v_main_~x~0.base_46) v_main_~x~0.offset_46 0) .cse1 (select (select |v_#memory_$Pointer$.offset_46| v_main_~x~0.base_46) .cse1))))) |v_#memory_$Pointer$.offset_46|), (< |v_main_#t~malloc5.base_3| |v_#StackHeapBarrier_7|), (= |v_#memory_int_56| (store |v_#memory_int_57| |v_main_#t~malloc5.base_3| (let ((.cse0 (+ |v_main_#t~malloc5.offset_3| 4))) (store (select |v_#memory_int_57| |v_main_#t~malloc5.base_3|) .cse0 (select (select |v_#memory_int_56| |v_main_#t~malloc5.base_3|) .cse0))))), (= (select |v_#valid_20| |v_main_#t~malloc5.base_3|) 0), (= (let ((.cse0 (let ((.cse2 (store |v_#memory_$Pointer$.base_50| v_main_~x~0.base_47 (store (select |v_#memory_$Pointer$.base_50| v_main_~x~0.base_47) v_main_~x~0.offset_47 |v_main_#t~malloc5.base_3|)))) (store .cse2 |v_main_#t~malloc5.base_3| (store (select .cse2 |v_main_#t~malloc5.base_3|) (+ |v_main_#t~malloc5.offset_3| 4) v_main_~x~0.base_47))))) (store .cse0 v_main_~x~0.base_46 (let ((.cse1 (+ v_main_~x~0.offset_46 8))) (store (store (select .cse0 v_main_~x~0.base_46) v_main_~x~0.offset_46 0) .cse1 (select (select |v_#memory_$Pointer$.base_46| v_main_~x~0.base_46) .cse1))))) |v_#memory_$Pointer$.base_46|), (< |v_main_#t~malloc5.base_3| 0), (<= 0 (+ |v_main_#t~nondet8_7| 2147483648)), (= (select (select (let ((.cse0 (store |v_#memory_$Pointer$.base_50| v_main_~x~0.base_47 (store (select |v_#memory_$Pointer$.base_50| v_main_~x~0.base_47) v_main_~x~0.offset_47 |v_main_#t~malloc5.base_3|)))) (store .cse0 |v_main_#t~malloc5.base_3| (store (select .cse0 |v_main_#t~malloc5.base_3|) (+ |v_main_#t~malloc5.offset_3| 4) v_main_~x~0.base_47))) v_main_~x~0.base_47) v_main_~x~0.offset_47) v_main_~x~0.base_46), (= |v_#valid_19| (store |v_#valid_20| |v_main_#t~malloc5.base_3| 1)), (< |v_main_#t~nondet4_7| 0), (<= |v_main_#t~nondet4_7| 2147483647), (= (select (select (let ((.cse0 (store |v_#memory_$Pointer$.offset_50| v_main_~x~0.base_47 (store (select |v_#memory_$Pointer$.offset_50| v_main_~x~0.base_47) v_main_~x~0.offset_47 |v_main_#t~malloc5.offset_3|)))) (store .cse0 |v_main_#t~malloc5.base_3| (store (select .cse0 |v_main_#t~malloc5.base_3|) (+ |v_main_#t~malloc5.offset_3| 4) v_main_~x~0.offset_47))) v_main_~x~0.base_47) v_main_~x~0.offset_47) v_main_~x~0.offset_46), (= (store |v_#length_16| |v_main_#t~malloc5.base_3| 12) |v_#length_15|), (<= |v_main_#t~nondet8_7| 2147483647), (= |v_#memory_int_58| (store |v_#memory_int_56| v_main_~x~0.base_46 (store (select |v_#memory_int_56| v_main_~x~0.base_46) v_main_~x~0.offset_46 (select (select |v_#memory_int_58| v_main_~x~0.base_46) v_main_~x~0.offset_46)))), (= v_main_~marked~0_15 1), (= |v_main_#t~malloc5.offset_3| 0), (= |v_#memory_int_57| (store |v_#memory_int_46| v_main_~x~0.base_47 (store (select |v_#memory_int_46| v_main_~x~0.base_47) v_main_~x~0.offset_47 (select (select |v_#memory_int_57| v_main_~x~0.base_47) v_main_~x~0.offset_47)))), (< v_main_~marked~0_15 0), (> |v_main_#t~nondet8_7| 0), (= |v_#memory_int_42| (store |v_#memory_int_58| v_main_~x~0.base_46 (store (select |v_#memory_int_58| v_main_~x~0.base_46) (+ v_main_~x~0.offset_46 8) 1)))] de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: IllegalArgumentException: cannot bring into simultaneous update form #memory_$Pointer$.base's outvar occurs in several conjuncts [(<= 0 (+ |v_main_#t~nondet4_7| 2147483648)), (= (let ((.cse0 (let ((.cse2 (store |v_#memory_$Pointer$.offset_50| v_main_~x~0.base_47 (store (select |v_#memory_$Pointer$.offset_50| v_main_~x~0.base_47) v_main_~x~0.offset_47 |v_main_#t~malloc5.offset_3|)))) (store .cse2 |v_main_#t~malloc5.base_3| (store (select .cse2 |v_main_#t~malloc5.base_3|) (+ |v_main_#t~malloc5.offset_3| 4) v_main_~x~0.offset_47))))) (store .cse0 v_main_~x~0.base_46 (let ((.cse1 (+ v_main_~x~0.offset_46 8))) (store (store (select .cse0 v_main_~x~0.base_46) v_main_~x~0.offset_46 0) .cse1 (select (select |v_#memory_$Pointer$.offset_46| v_main_~x~0.base_46) .cse1))))) |v_#memory_$Pointer$.offset_46|), (< |v_main_#t~malloc5.base_3| |v_#StackHeapBarrier_7|), (= |v_#memory_int_56| (store |v_#memory_int_57| |v_main_#t~malloc5.base_3| (let ((.cse0 (+ |v_main_#t~malloc5.offset_3| 4))) (store (select |v_#memory_int_57| |v_main_#t~malloc5.base_3|) .cse0 (select (select |v_#memory_int_56| |v_main_#t~malloc5.base_3|) .cse0))))), (= (select |v_#valid_20| |v_main_#t~malloc5.base_3|) 0), (= (let ((.cse0 (let ((.cse2 (store |v_#memory_$Pointer$.base_50| v_main_~x~0.base_47 (store (select |v_#memory_$Pointer$.base_50| v_main_~x~0.base_47) v_main_~x~0.offset_47 |v_main_#t~malloc5.base_3|)))) (store .cse2 |v_main_#t~malloc5.base_3| (store (select .cse2 |v_main_#t~malloc5.base_3|) (+ |v_main_#t~malloc5.offset_3| 4) v_main_~x~0.base_47))))) (store .cse0 v_main_~x~0.base_46 (let ((.cse1 (+ v_main_~x~0.offset_46 8))) (store (store (select .cse0 v_main_~x~0.base_46) v_main_~x~0.offset_46 0) .cse1 (select (select |v_#memory_$Pointer$.base_46| v_main_~x~0.base_46) .cse1))))) |v_#memory_$Pointer$.base_46|), (< |v_main_#t~malloc5.base_3| 0), (<= 0 (+ |v_main_#t~nondet8_7| 2147483648)), (= (select (select (let ((.cse0 (store |v_#memory_$Pointer$.base_50| v_main_~x~0.base_47 (store (select |v_#memory_$Pointer$.base_50| v_main_~x~0.base_47) v_main_~x~0.offset_47 |v_main_#t~malloc5.base_3|)))) (store .cse0 |v_main_#t~malloc5.base_3| (store (select .cse0 |v_main_#t~malloc5.base_3|) (+ |v_main_#t~malloc5.offset_3| 4) v_main_~x~0.base_47))) v_main_~x~0.base_47) v_main_~x~0.offset_47) v_main_~x~0.base_46), (= |v_#valid_19| (store |v_#valid_20| |v_main_#t~malloc5.base_3| 1)), (< |v_main_#t~nondet4_7| 0), (<= |v_main_#t~nondet4_7| 2147483647), (= (select (select (let ((.cse0 (store |v_#memory_$Pointer$.offset_50| v_main_~x~0.base_47 (store (select |v_#memory_$Pointer$.offset_50| v_main_~x~0.base_47) v_main_~x~0.offset_47 |v_main_#t~malloc5.offset_3|)))) (store .cse0 |v_main_#t~malloc5.base_3| (store (select .cse0 |v_main_#t~malloc5.base_3|) (+ |v_main_#t~malloc5.offset_3| 4) v_main_~x~0.offset_47))) v_main_~x~0.base_47) v_main_~x~0.offset_47) v_main_~x~0.offset_46), (= (store |v_#length_16| |v_main_#t~malloc5.base_3| 12) |v_#length_15|), (<= |v_main_#t~nondet8_7| 2147483647), (= |v_#memory_int_58| (store |v_#memory_int_56| v_main_~x~0.base_46 (store (select |v_#memory_int_56| v_main_~x~0.base_46) v_main_~x~0.offset_46 (select (select |v_#memory_int_58| v_main_~x~0.base_46) v_main_~x~0.offset_46)))), (= v_main_~marked~0_15 1), (= |v_main_#t~malloc5.offset_3| 0), (= |v_#memory_int_57| (store |v_#memory_int_46| v_main_~x~0.base_47 (store (select |v_#memory_int_46| v_main_~x~0.base_47) v_main_~x~0.offset_47 (select (select |v_#memory_int_57| v_main_~x~0.base_47) v_main_~x~0.offset_47)))), (< v_main_~marked~0_15 0), (> |v_main_#t~nondet8_7| 0), (= |v_#memory_int_42| (store |v_#memory_int_58| v_main_~x~0.base_46 (store (select |v_#memory_int_58| v_main_~x~0.base_46) (+ v_main_~x~0.offset_46 8) 1)))]: de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.SimultaneousUpdate.(SimultaneousUpdate.java:107) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...