/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-36cd7be [2021-02-24 04:25:37,336 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-02-24 04:25:37,339 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-02-24 04:25:37,375 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-02-24 04:25:37,376 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-02-24 04:25:37,377 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-02-24 04:25:37,379 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-02-24 04:25:37,382 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-02-24 04:25:37,384 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-02-24 04:25:37,385 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-02-24 04:25:37,387 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-02-24 04:25:37,388 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-02-24 04:25:37,389 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-02-24 04:25:37,394 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-02-24 04:25:37,395 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-02-24 04:25:37,396 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-02-24 04:25:37,397 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-02-24 04:25:37,401 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-02-24 04:25:37,415 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-02-24 04:25:37,422 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-02-24 04:25:37,424 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-02-24 04:25:37,427 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-02-24 04:25:37,429 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-02-24 04:25:37,432 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-02-24 04:25:37,438 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-02-24 04:25:37,439 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-02-24 04:25:37,441 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-02-24 04:25:37,446 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-02-24 04:25:37,447 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-02-24 04:25:37,448 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-02-24 04:25:37,448 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-02-24 04:25:37,453 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-02-24 04:25:37,454 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-02-24 04:25:37,454 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-02-24 04:25:37,457 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-02-24 04:25:37,457 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-02-24 04:25:37,458 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-02-24 04:25:37,459 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-02-24 04:25:37,459 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-02-24 04:25:37,461 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-02-24 04:25:37,461 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-02-24 04:25:37,463 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/acceleratedInterpolation/acceleratedInterpolationWernerOverapprox_32.epf [2021-02-24 04:25:37,489 INFO L113 SettingsManager]: Loading preferences was successful [2021-02-24 04:25:37,490 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-02-24 04:25:37,494 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-02-24 04:25:37,494 INFO L138 SettingsManager]: * sizeof long=4 [2021-02-24 04:25:37,495 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-02-24 04:25:37,495 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-02-24 04:25:37,495 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-02-24 04:25:37,495 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-02-24 04:25:37,495 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-02-24 04:25:37,495 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-02-24 04:25:37,497 INFO L138 SettingsManager]: * sizeof long double=12 [2021-02-24 04:25:37,497 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-02-24 04:25:37,497 INFO L138 SettingsManager]: * Use constant arrays=true [2021-02-24 04:25:37,497 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-02-24 04:25:37,498 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-02-24 04:25:37,498 INFO L138 SettingsManager]: * Size of a code block=SingleStatement [2021-02-24 04:25:37,498 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-02-24 04:25:37,498 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-02-24 04:25:37,498 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-02-24 04:25:37,499 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-02-24 04:25:37,499 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=AcceleratedInterpolation [2021-02-24 04:25:37,499 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-02-24 04:25:37,499 INFO L138 SettingsManager]: * Loop acceleration method that is used by accelerated interpolation=WERNER_OVERAPPROX [2021-02-24 04:25:37,499 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-02-24 04:25:37,925 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-02-24 04:25:37,966 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-02-24 04:25:37,969 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-02-24 04:25:37,971 INFO L271 PluginConnector]: Initializing CDTParser... [2021-02-24 04:25:37,972 INFO L275 PluginConnector]: CDTParser initialized [2021-02-24 04:25:37,973 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/forester-heap/dll-sorted-1.i [2021-02-24 04:25:38,057 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cd7fddef1/b5361961958a44a2917691c3221ae61d/FLAGb877f7553 [2021-02-24 04:25:38,939 INFO L306 CDTParser]: Found 1 translation units. [2021-02-24 04:25:38,940 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/forester-heap/dll-sorted-1.i [2021-02-24 04:25:38,963 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cd7fddef1/b5361961958a44a2917691c3221ae61d/FLAGb877f7553 [2021-02-24 04:25:39,191 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cd7fddef1/b5361961958a44a2917691c3221ae61d [2021-02-24 04:25:39,196 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-02-24 04:25:39,213 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2021-02-24 04:25:39,220 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-02-24 04:25:39,220 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-02-24 04:25:39,225 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-02-24 04:25:39,226 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.02 04:25:39" (1/1) ... [2021-02-24 04:25:39,227 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5dc721a9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.02 04:25:39, skipping insertion in model container [2021-02-24 04:25:39,228 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.02 04:25:39" (1/1) ... [2021-02-24 04:25:39,238 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-02-24 04:25:39,317 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-02-24 04:25:39,724 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] [2021-02-24 04:25:39,731 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] [2021-02-24 04:25:39,736 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] [2021-02-24 04:25:39,737 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] [2021-02-24 04:25:39,739 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] [2021-02-24 04:25:39,740 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] [2021-02-24 04:25:39,745 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-02-24 04:25:39,756 INFO L203 MainTranslator]: Completed pre-run [2021-02-24 04:25:39,800 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] [2021-02-24 04:25:39,806 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] [2021-02-24 04:25:39,819 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] [2021-02-24 04:25:39,820 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] [2021-02-24 04:25:39,822 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] [2021-02-24 04:25:39,823 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] [2021-02-24 04:25:39,826 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-02-24 04:25:39,890 INFO L208 MainTranslator]: Completed translation [2021-02-24 04:25:39,890 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.02 04:25:39 WrapperNode [2021-02-24 04:25:39,890 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-02-24 04:25:39,892 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-02-24 04:25:39,892 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-02-24 04:25:39,892 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-02-24 04:25:39,906 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.02 04:25:39" (1/1) ... [2021-02-24 04:25:39,907 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.02 04:25:39" (1/1) ... [2021-02-24 04:25:39,927 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.02 04:25:39" (1/1) ... [2021-02-24 04:25:39,928 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.02 04:25:39" (1/1) ... [2021-02-24 04:25:39,967 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.02 04:25:39" (1/1) ... [2021-02-24 04:25:39,985 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.02 04:25:39" (1/1) ... [2021-02-24 04:25:39,998 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.02 04:25:39" (1/1) ... [2021-02-24 04:25:40,015 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-02-24 04:25:40,019 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-02-24 04:25:40,019 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-02-24 04:25:40,020 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-02-24 04:25:40,021 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.02 04:25:39" (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 [2021-02-24 04:25:40,204 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2021-02-24 04:25:40,204 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-02-24 04:25:40,204 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2021-02-24 04:25:40,205 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2021-02-24 04:25:40,205 INFO L130 BoogieDeclarations]: Found specification of procedure __ctype_get_mb_cur_max [2021-02-24 04:25:40,205 INFO L130 BoogieDeclarations]: Found specification of procedure atof [2021-02-24 04:25:40,206 INFO L130 BoogieDeclarations]: Found specification of procedure atoi [2021-02-24 04:25:40,207 INFO L130 BoogieDeclarations]: Found specification of procedure atol [2021-02-24 04:25:40,207 INFO L130 BoogieDeclarations]: Found specification of procedure atoll [2021-02-24 04:25:40,210 INFO L130 BoogieDeclarations]: Found specification of procedure strtod [2021-02-24 04:25:40,211 INFO L130 BoogieDeclarations]: Found specification of procedure strtof [2021-02-24 04:25:40,211 INFO L130 BoogieDeclarations]: Found specification of procedure strtold [2021-02-24 04:25:40,211 INFO L130 BoogieDeclarations]: Found specification of procedure strtol [2021-02-24 04:25:40,212 INFO L130 BoogieDeclarations]: Found specification of procedure strtoul [2021-02-24 04:25:40,212 INFO L130 BoogieDeclarations]: Found specification of procedure strtoq [2021-02-24 04:25:40,212 INFO L130 BoogieDeclarations]: Found specification of procedure strtouq [2021-02-24 04:25:40,212 INFO L130 BoogieDeclarations]: Found specification of procedure strtoll [2021-02-24 04:25:40,212 INFO L130 BoogieDeclarations]: Found specification of procedure strtoull [2021-02-24 04:25:40,212 INFO L130 BoogieDeclarations]: Found specification of procedure l64a [2021-02-24 04:25:40,212 INFO L130 BoogieDeclarations]: Found specification of procedure a64l [2021-02-24 04:25:40,213 INFO L130 BoogieDeclarations]: Found specification of procedure select [2021-02-24 04:25:40,213 INFO L130 BoogieDeclarations]: Found specification of procedure pselect [2021-02-24 04:25:40,213 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_major [2021-02-24 04:25:40,213 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_minor [2021-02-24 04:25:40,213 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_makedev [2021-02-24 04:25:40,213 INFO L130 BoogieDeclarations]: Found specification of procedure random [2021-02-24 04:25:40,214 INFO L130 BoogieDeclarations]: Found specification of procedure srandom [2021-02-24 04:25:40,214 INFO L130 BoogieDeclarations]: Found specification of procedure initstate [2021-02-24 04:25:40,214 INFO L130 BoogieDeclarations]: Found specification of procedure setstate [2021-02-24 04:25:40,214 INFO L130 BoogieDeclarations]: Found specification of procedure random_r [2021-02-24 04:25:40,214 INFO L130 BoogieDeclarations]: Found specification of procedure srandom_r [2021-02-24 04:25:40,214 INFO L130 BoogieDeclarations]: Found specification of procedure initstate_r [2021-02-24 04:25:40,214 INFO L130 BoogieDeclarations]: Found specification of procedure setstate_r [2021-02-24 04:25:40,215 INFO L130 BoogieDeclarations]: Found specification of procedure rand [2021-02-24 04:25:40,215 INFO L130 BoogieDeclarations]: Found specification of procedure srand [2021-02-24 04:25:40,215 INFO L130 BoogieDeclarations]: Found specification of procedure rand_r [2021-02-24 04:25:40,215 INFO L130 BoogieDeclarations]: Found specification of procedure drand48 [2021-02-24 04:25:40,215 INFO L130 BoogieDeclarations]: Found specification of procedure erand48 [2021-02-24 04:25:40,215 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48 [2021-02-24 04:25:40,215 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48 [2021-02-24 04:25:40,216 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48 [2021-02-24 04:25:40,216 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48 [2021-02-24 04:25:40,216 INFO L130 BoogieDeclarations]: Found specification of procedure srand48 [2021-02-24 04:25:40,216 INFO L130 BoogieDeclarations]: Found specification of procedure seed48 [2021-02-24 04:25:40,216 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48 [2021-02-24 04:25:40,216 INFO L130 BoogieDeclarations]: Found specification of procedure drand48_r [2021-02-24 04:25:40,216 INFO L130 BoogieDeclarations]: Found specification of procedure erand48_r [2021-02-24 04:25:40,216 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48_r [2021-02-24 04:25:40,217 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48_r [2021-02-24 04:25:40,218 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48_r [2021-02-24 04:25:40,218 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48_r [2021-02-24 04:25:40,218 INFO L130 BoogieDeclarations]: Found specification of procedure srand48_r [2021-02-24 04:25:40,218 INFO L130 BoogieDeclarations]: Found specification of procedure seed48_r [2021-02-24 04:25:40,218 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48_r [2021-02-24 04:25:40,219 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2021-02-24 04:25:40,219 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2021-02-24 04:25:40,219 INFO L130 BoogieDeclarations]: Found specification of procedure realloc [2021-02-24 04:25:40,219 INFO L130 BoogieDeclarations]: Found specification of procedure free [2021-02-24 04:25:40,219 INFO L130 BoogieDeclarations]: Found specification of procedure cfree [2021-02-24 04:25:40,219 INFO L130 BoogieDeclarations]: Found specification of procedure alloca [2021-02-24 04:25:40,219 INFO L130 BoogieDeclarations]: Found specification of procedure valloc [2021-02-24 04:25:40,219 INFO L130 BoogieDeclarations]: Found specification of procedure posix_memalign [2021-02-24 04:25:40,220 INFO L130 BoogieDeclarations]: Found specification of procedure aligned_alloc [2021-02-24 04:25:40,220 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2021-02-24 04:25:40,220 INFO L130 BoogieDeclarations]: Found specification of procedure atexit [2021-02-24 04:25:40,220 INFO L130 BoogieDeclarations]: Found specification of procedure at_quick_exit [2021-02-24 04:25:40,221 INFO L130 BoogieDeclarations]: Found specification of procedure on_exit [2021-02-24 04:25:40,221 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2021-02-24 04:25:40,222 INFO L130 BoogieDeclarations]: Found specification of procedure quick_exit [2021-02-24 04:25:40,222 INFO L130 BoogieDeclarations]: Found specification of procedure _Exit [2021-02-24 04:25:40,222 INFO L130 BoogieDeclarations]: Found specification of procedure getenv [2021-02-24 04:25:40,222 INFO L130 BoogieDeclarations]: Found specification of procedure putenv [2021-02-24 04:25:40,222 INFO L130 BoogieDeclarations]: Found specification of procedure setenv [2021-02-24 04:25:40,223 INFO L130 BoogieDeclarations]: Found specification of procedure unsetenv [2021-02-24 04:25:40,223 INFO L130 BoogieDeclarations]: Found specification of procedure clearenv [2021-02-24 04:25:40,229 INFO L130 BoogieDeclarations]: Found specification of procedure mktemp [2021-02-24 04:25:40,229 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemp [2021-02-24 04:25:40,229 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemps [2021-02-24 04:25:40,230 INFO L130 BoogieDeclarations]: Found specification of procedure mkdtemp [2021-02-24 04:25:40,230 INFO L130 BoogieDeclarations]: Found specification of procedure system [2021-02-24 04:25:40,230 INFO L130 BoogieDeclarations]: Found specification of procedure realpath [2021-02-24 04:25:40,231 INFO L130 BoogieDeclarations]: Found specification of procedure bsearch [2021-02-24 04:25:40,231 INFO L130 BoogieDeclarations]: Found specification of procedure qsort [2021-02-24 04:25:40,231 INFO L130 BoogieDeclarations]: Found specification of procedure abs [2021-02-24 04:25:40,232 INFO L130 BoogieDeclarations]: Found specification of procedure labs [2021-02-24 04:25:40,232 INFO L130 BoogieDeclarations]: Found specification of procedure llabs [2021-02-24 04:25:40,232 INFO L130 BoogieDeclarations]: Found specification of procedure div [2021-02-24 04:25:40,232 INFO L130 BoogieDeclarations]: Found specification of procedure ldiv [2021-02-24 04:25:40,232 INFO L130 BoogieDeclarations]: Found specification of procedure lldiv [2021-02-24 04:25:40,232 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt [2021-02-24 04:25:40,233 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt [2021-02-24 04:25:40,233 INFO L130 BoogieDeclarations]: Found specification of procedure gcvt [2021-02-24 04:25:40,233 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt [2021-02-24 04:25:40,233 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt [2021-02-24 04:25:40,233 INFO L130 BoogieDeclarations]: Found specification of procedure qgcvt [2021-02-24 04:25:40,233 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt_r [2021-02-24 04:25:40,233 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt_r [2021-02-24 04:25:40,233 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt_r [2021-02-24 04:25:40,234 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt_r [2021-02-24 04:25:40,234 INFO L130 BoogieDeclarations]: Found specification of procedure mblen [2021-02-24 04:25:40,234 INFO L130 BoogieDeclarations]: Found specification of procedure mbtowc [2021-02-24 04:25:40,234 INFO L130 BoogieDeclarations]: Found specification of procedure wctomb [2021-02-24 04:25:40,234 INFO L130 BoogieDeclarations]: Found specification of procedure mbstowcs [2021-02-24 04:25:40,234 INFO L130 BoogieDeclarations]: Found specification of procedure wcstombs [2021-02-24 04:25:40,234 INFO L130 BoogieDeclarations]: Found specification of procedure rpmatch [2021-02-24 04:25:40,235 INFO L130 BoogieDeclarations]: Found specification of procedure getsubopt [2021-02-24 04:25:40,235 INFO L130 BoogieDeclarations]: Found specification of procedure getloadavg [2021-02-24 04:25:40,235 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2021-02-24 04:25:40,235 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2021-02-24 04:25:40,235 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_perror_fail [2021-02-24 04:25:40,235 INFO L130 BoogieDeclarations]: Found specification of procedure __assert [2021-02-24 04:25:40,235 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2021-02-24 04:25:40,236 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-02-24 04:25:40,236 INFO L130 BoogieDeclarations]: Found specification of procedure main [2021-02-24 04:25:40,236 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-02-24 04:25:40,237 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-02-24 04:25:40,237 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-02-24 04:25:40,237 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-02-24 04:25:40,237 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-02-24 04:25:40,237 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-02-24 04:25:40,237 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2021-02-24 04:25:40,238 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-02-24 04:25:40,238 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-02-24 04:25:40,912 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-02-24 04:25:40,912 INFO L299 CfgBuilder]: Removed 18 assume(true) statements. [2021-02-24 04:25:40,915 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.02 04:25:40 BoogieIcfgContainer [2021-02-24 04:25:40,915 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-02-24 04:25:40,918 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-02-24 04:25:40,918 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-02-24 04:25:40,922 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-02-24 04:25:40,923 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 24.02 04:25:39" (1/3) ... [2021-02-24 04:25:40,924 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@52248701 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.02 04:25:40, skipping insertion in model container [2021-02-24 04:25:40,924 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.02 04:25:39" (2/3) ... [2021-02-24 04:25:40,925 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@52248701 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.02 04:25:40, skipping insertion in model container [2021-02-24 04:25:40,925 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.02 04:25:40" (3/3) ... [2021-02-24 04:25:40,927 INFO L111 eAbstractionObserver]: Analyzing ICFG dll-sorted-1.i [2021-02-24 04:25:40,935 INFO L153 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:AcceleratedInterpolation Determinization: PREDICATE_ABSTRACTION [2021-02-24 04:25:40,942 INFO L165 ceAbstractionStarter]: Appying trace abstraction to program that has 6 error locations. [2021-02-24 04:25:40,969 INFO L253 AbstractCegarLoop]: Starting to check reachability of 6 error locations. [2021-02-24 04:25:41,003 INFO L376 AbstractCegarLoop]: Interprodecural is true [2021-02-24 04:25:41,003 INFO L377 AbstractCegarLoop]: Hoare is true [2021-02-24 04:25:41,004 INFO L378 AbstractCegarLoop]: Compute interpolants for AcceleratedInterpolation [2021-02-24 04:25:41,004 INFO L379 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-02-24 04:25:41,004 INFO L380 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-02-24 04:25:41,004 INFO L381 AbstractCegarLoop]: Difference is false [2021-02-24 04:25:41,004 INFO L382 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-02-24 04:25:41,004 INFO L386 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-02-24 04:25:41,030 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states. [2021-02-24 04:25:41,042 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-02-24 04:25:41,042 INFO L414 BasicCegarLoop]: Found error trace [2021-02-24 04:25:41,043 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] [2021-02-24 04:25:41,044 INFO L428 AbstractCegarLoop]: === Iteration 1 === [mainErr4ASSERT_VIOLATIONERROR_FUNCTION, mainErr0ASSERT_VIOLATIONERROR_FUNCTION, mainErr2ASSERT_VIOLATIONERROR_FUNCTION, mainErr5ASSERT_VIOLATIONERROR_FUNCTION, mainErr3ASSERT_VIOLATIONERROR_FUNCTION, mainErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-02-24 04:25:41,052 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-02-24 04:25:41,052 INFO L82 PathProgramCache]: Analyzing trace with hash -578909769, now seen corresponding path program 1 times [2021-02-24 04:25:41,065 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-02-24 04:25:41,066 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1224004656] [2021-02-24 04:25:41,067 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-02-24 04:25:41,180 INFO L218 tedInterpolationCore]: No loops in this trace, falling back to nested interpolation [2021-02-24 04:25:41,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 04:25:41,359 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:25:41,361 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 04:25:41,363 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:25:41,367 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 04:25:41,413 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-02-24 04:25:41,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 04:25:41,469 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:25:41,470 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 04:25:41,483 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-02-24 04:25:41,486 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1224004656] [2021-02-24 04:25:41,489 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-02-24 04:25:41,490 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-02-24 04:25:41,490 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1821515342] [2021-02-24 04:25:41,496 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-02-24 04:25:41,497 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-02-24 04:25:41,518 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-02-24 04:25:41,519 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-02-24 04:25:41,523 INFO L87 Difference]: Start difference. First operand 166 states. Second operand 3 states. [2021-02-24 04:25:42,054 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-02-24 04:25:42,055 INFO L93 Difference]: Finished difference Result 287 states and 353 transitions. [2021-02-24 04:25:42,055 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-02-24 04:25:42,057 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 22 [2021-02-24 04:25:42,058 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-02-24 04:25:42,070 INFO L225 Difference]: With dead ends: 287 [2021-02-24 04:25:42,071 INFO L226 Difference]: Without dead ends: 148 [2021-02-24 04:25:42,076 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 [2021-02-24 04:25:42,098 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 148 states. [2021-02-24 04:25:42,135 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 148 to 148. [2021-02-24 04:25:42,136 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 148 states. [2021-02-24 04:25:42,139 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 148 states and 158 transitions. [2021-02-24 04:25:42,141 INFO L78 Accepts]: Start accepts. Automaton has 148 states and 158 transitions. Word has length 22 [2021-02-24 04:25:42,142 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-02-24 04:25:42,142 INFO L480 AbstractCegarLoop]: Abstraction has 148 states and 158 transitions. [2021-02-24 04:25:42,142 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-02-24 04:25:42,143 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 158 transitions. [2021-02-24 04:25:42,144 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-02-24 04:25:42,144 INFO L414 BasicCegarLoop]: Found error trace [2021-02-24 04:25:42,144 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] [2021-02-24 04:25:42,144 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-02-24 04:25:42,145 INFO L428 AbstractCegarLoop]: === Iteration 2 === [mainErr4ASSERT_VIOLATIONERROR_FUNCTION, mainErr0ASSERT_VIOLATIONERROR_FUNCTION, mainErr2ASSERT_VIOLATIONERROR_FUNCTION, mainErr5ASSERT_VIOLATIONERROR_FUNCTION, mainErr3ASSERT_VIOLATIONERROR_FUNCTION, mainErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-02-24 04:25:42,146 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-02-24 04:25:42,146 INFO L82 PathProgramCache]: Analyzing trace with hash 949291738, now seen corresponding path program 1 times [2021-02-24 04:25:42,146 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-02-24 04:25:42,146 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1982353347] [2021-02-24 04:25:42,147 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-02-24 04:25:42,152 INFO L218 tedInterpolationCore]: No loops in this trace, falling back to nested interpolation [2021-02-24 04:25:42,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 04:25:42,218 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:25:42,220 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 04:25:42,222 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:25:42,223 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 04:25:42,227 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:25:42,228 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 04:25:42,249 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-02-24 04:25:42,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 04:25:42,286 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:25:42,287 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 04:25:42,291 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-02-24 04:25:42,292 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1982353347] [2021-02-24 04:25:42,294 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-02-24 04:25:42,294 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-02-24 04:25:42,295 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [124385109] [2021-02-24 04:25:42,296 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-02-24 04:25:42,297 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-02-24 04:25:42,299 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-02-24 04:25:42,300 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-02-24 04:25:42,300 INFO L87 Difference]: Start difference. First operand 148 states and 158 transitions. Second operand 4 states. [2021-02-24 04:25:42,569 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-02-24 04:25:42,569 INFO L93 Difference]: Finished difference Result 299 states and 322 transitions. [2021-02-24 04:25:42,569 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-02-24 04:25:42,570 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 24 [2021-02-24 04:25:42,570 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-02-24 04:25:42,572 INFO L225 Difference]: With dead ends: 299 [2021-02-24 04:25:42,572 INFO L226 Difference]: Without dead ends: 169 [2021-02-24 04:25:42,575 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 [2021-02-24 04:25:42,576 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 169 states. [2021-02-24 04:25:42,596 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 169 to 164. [2021-02-24 04:25:42,596 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 164 states. [2021-02-24 04:25:42,598 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 164 states to 164 states and 175 transitions. [2021-02-24 04:25:42,599 INFO L78 Accepts]: Start accepts. Automaton has 164 states and 175 transitions. Word has length 24 [2021-02-24 04:25:42,599 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-02-24 04:25:42,599 INFO L480 AbstractCegarLoop]: Abstraction has 164 states and 175 transitions. [2021-02-24 04:25:42,599 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2021-02-24 04:25:42,600 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 175 transitions. [2021-02-24 04:25:42,601 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-02-24 04:25:42,601 INFO L414 BasicCegarLoop]: Found error trace [2021-02-24 04:25:42,602 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] [2021-02-24 04:25:42,602 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-02-24 04:25:42,602 INFO L428 AbstractCegarLoop]: === Iteration 3 === [mainErr4ASSERT_VIOLATIONERROR_FUNCTION, mainErr0ASSERT_VIOLATIONERROR_FUNCTION, mainErr2ASSERT_VIOLATIONERROR_FUNCTION, mainErr5ASSERT_VIOLATIONERROR_FUNCTION, mainErr3ASSERT_VIOLATIONERROR_FUNCTION, mainErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-02-24 04:25:42,603 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-02-24 04:25:42,603 INFO L82 PathProgramCache]: Analyzing trace with hash -1135487830, now seen corresponding path program 1 times [2021-02-24 04:25:42,603 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-02-24 04:25:42,604 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1001528756] [2021-02-24 04:25:42,604 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-02-24 04:25:42,689 WARN L141 QuantifierPusher]: treesize reduction 8, result has 97.6 percent of original size [2021-02-24 04:25:42,735 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-24 04:25:42,736 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:25:42,738 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-24 04:25:42,739 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:25:42,739 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 238 [2021-02-24 04:25:42,740 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 239 [2021-02-24 04:25:42,741 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-24 04:25:42,742 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:25:42,743 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-24 04:25:42,744 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:25:42,745 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 155 [2021-02-24 04:25:42,746 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 156 [2021-02-24 04:25:42,747 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-24 04:25:42,748 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:25:42,749 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-24 04:25:42,749 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:25:42,750 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 238 [2021-02-24 04:25:42,751 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 239 [2021-02-24 04:25:42,752 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-24 04:25:42,754 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:25:42,755 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-24 04:25:42,756 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:25:42,757 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-24 04:25:42,758 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:25:42,759 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 155 [2021-02-24 04:25:42,759 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 156 [2021-02-24 04:25:42,761 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-24 04:25:42,762 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:25:42,762 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 171 [2021-02-24 04:25:42,764 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 172 [2021-02-24 04:25:42,765 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-24 04:25:42,766 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:25:42,767 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-24 04:25:42,767 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:25:42,768 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-02-24 04:25:42,769 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-02-24 04:25:42,770 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-24 04:25:42,771 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:25:42,774 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-24 04:25:42,775 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:25:42,776 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-24 04:25:42,777 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:25:42,777 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 238 [2021-02-24 04:25:42,779 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 239 [2021-02-24 04:25:42,779 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-24 04:25:42,780 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:25:42,781 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-24 04:25:42,781 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:25:42,782 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 155 [2021-02-24 04:25:42,783 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 156 [2021-02-24 04:25:42,784 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-24 04:25:42,785 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:25:42,785 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-24 04:25:42,786 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:25:42,787 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 238 [2021-02-24 04:25:42,788 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 239 [2021-02-24 04:25:42,788 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-24 04:25:42,789 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:25:42,790 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-24 04:25:42,791 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:25:42,792 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-24 04:25:42,793 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:25:42,793 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 155 [2021-02-24 04:25:42,794 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 156 [2021-02-24 04:25:42,795 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-24 04:25:42,796 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:25:42,797 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 171 [2021-02-24 04:25:42,799 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 172 [2021-02-24 04:25:42,800 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-24 04:25:42,801 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:25:42,802 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 658 [2021-02-24 04:25:42,804 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 659 [2021-02-24 04:25:42,805 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-24 04:25:42,806 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:25:42,807 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 673 [2021-02-24 04:25:42,810 WARN L147 QuantifierPusher]: treesize reduction 8, result has 97.6 percent of original size 324 [2021-02-24 04:25:42,837 INFO L446 ElimStorePlain]: Different costs {0=[|v_#memory_$Pointer$.offset_46|, |v_#memory_int_58|, |v_#memory_$Pointer$.base_46|], 2=[|v_#memory_int_56|, |v_#memory_int_57|]} [2021-02-24 04:25:42,855 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:25:42,857 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 243 [2021-02-24 04:25:42,858 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:25:42,858 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 04:25:42,859 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:25:42,860 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 04:25:42,860 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-02-24 04:25:43,039 WARN L202 SmtUtils]: Spent 177.00 ms on a formula simplification that was a NOOP. DAG size: 73 [2021-02-24 04:25:43,040 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:25:43,047 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:25:43,049 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 160 [2021-02-24 04:25:43,049 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:25:43,050 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 04:25:43,051 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:25:43,051 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 04:25:43,051 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-02-24 04:25:43,168 WARN L202 SmtUtils]: Spent 116.00 ms on a formula simplification that was a NOOP. DAG size: 66 [2021-02-24 04:25:43,169 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:25:43,174 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:25:43,175 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 243 [2021-02-24 04:25:43,176 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:25:43,176 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 04:25:43,177 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:25:43,177 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 04:25:43,178 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-02-24 04:25:43,207 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:25:43,212 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:25:43,213 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-02-24 04:25:43,214 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:25:43,215 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 04:25:43,215 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:25:43,216 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 04:25:43,217 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-02-24 04:25:43,241 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:25:43,245 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:25:43,246 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-02-24 04:25:43,247 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:25:43,247 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 04:25:43,248 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:25:43,248 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 04:25:43,249 INFO L550 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2021-02-24 04:25:43,266 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:25:43,268 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:25:43,270 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-24 04:25:43,272 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:25:43,272 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-02-24 04:25:43,274 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-02-24 04:25:43,275 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 5 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2021-02-24 04:25:43,275 INFO L247 ElimStorePlain]: Needed 6 recursive calls to eliminate 6 variables, input treesize:690, output treesize:29 [2021-02-24 04:25:43,280 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), (> v_main_~marked~0_15 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| 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_#t~nondet8_7| 0), (= v_main_~marked~0_16 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$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-02-24 04:25:43,284 INFO L168 Benchmark]: Toolchain (without parser) took 4084.18 ms. Allocated memory was 156.2 MB in the beginning and 200.3 MB in the end (delta: 44.0 MB). Free memory was 131.7 MB in the beginning and 156.2 MB in the end (delta: -24.5 MB). Peak memory consumption was 108.4 MB. Max. memory is 8.0 GB. [2021-02-24 04:25:43,285 INFO L168 Benchmark]: CDTParser took 0.23 ms. Allocated memory is still 156.2 MB. Free memory was 129.8 MB in the beginning and 129.6 MB in the end (delta: 215.0 kB). There was no memory consumed. Max. memory is 8.0 GB. [2021-02-24 04:25:43,286 INFO L168 Benchmark]: CACSL2BoogieTranslator took 671.30 ms. Allocated memory is still 156.2 MB. Free memory was 130.7 MB in the beginning and 107.4 MB in the end (delta: 23.3 MB). Peak memory consumption was 23.1 MB. Max. memory is 8.0 GB. [2021-02-24 04:25:43,287 INFO L168 Benchmark]: Boogie Preprocessor took 123.52 ms. Allocated memory is still 156.2 MB. Free memory was 107.4 MB in the beginning and 104.3 MB in the end (delta: 3.1 MB). Peak memory consumption was 3.1 MB. Max. memory is 8.0 GB. [2021-02-24 04:25:43,287 INFO L168 Benchmark]: RCFGBuilder took 896.20 ms. Allocated memory is still 156.2 MB. Free memory was 104.1 MB in the beginning and 81.8 MB in the end (delta: 22.3 MB). Peak memory consumption was 21.9 MB. Max. memory is 8.0 GB. [2021-02-24 04:25:43,288 INFO L168 Benchmark]: TraceAbstraction took 2365.39 ms. Allocated memory was 156.2 MB in the beginning and 200.3 MB in the end (delta: 44.0 MB). Free memory was 81.8 MB in the beginning and 156.2 MB in the end (delta: -74.5 MB). Peak memory consumption was 59.2 MB. Max. memory is 8.0 GB. [2021-02-24 04:25:43,292 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23 ms. Allocated memory is still 156.2 MB. Free memory was 129.8 MB in the beginning and 129.6 MB in the end (delta: 215.0 kB). There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 671.30 ms. Allocated memory is still 156.2 MB. Free memory was 130.7 MB in the beginning and 107.4 MB in the end (delta: 23.3 MB). Peak memory consumption was 23.1 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 123.52 ms. Allocated memory is still 156.2 MB. Free memory was 107.4 MB in the beginning and 104.3 MB in the end (delta: 3.1 MB). Peak memory consumption was 3.1 MB. Max. memory is 8.0 GB. * RCFGBuilder took 896.20 ms. Allocated memory is still 156.2 MB. Free memory was 104.1 MB in the beginning and 81.8 MB in the end (delta: 22.3 MB). Peak memory consumption was 21.9 MB. Max. memory is 8.0 GB. * TraceAbstraction took 2365.39 ms. Allocated memory was 156.2 MB in the beginning and 200.3 MB in the end (delta: 44.0 MB). Free memory was 81.8 MB in the beginning and 156.2 MB in the end (delta: -74.5 MB). Peak memory consumption was 59.2 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), (> v_main_~marked~0_15 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| 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_#t~nondet8_7| 0), (= v_main_~marked~0_16 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), (> v_main_~marked~0_15 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| 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_#t~nondet8_7| 0), (= v_main_~marked~0_16 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...