/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AbstractInterpretationC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf --abstractinterpretationv2.abstract.domain IntervalDomain -i ../../../trunk/examples/svcomp/heap-manipulation/sll_to_dll_rev-2.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fb55353 [2019-11-07 05:38:09,155 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-07 05:38:09,157 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-07 05:38:09,169 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-07 05:38:09,169 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-07 05:38:09,170 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-07 05:38:09,172 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-07 05:38:09,174 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-07 05:38:09,175 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-07 05:38:09,176 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-07 05:38:09,177 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-07 05:38:09,178 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-07 05:38:09,178 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-07 05:38:09,181 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-07 05:38:09,186 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-07 05:38:09,187 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-07 05:38:09,188 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-07 05:38:09,192 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-07 05:38:09,193 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-07 05:38:09,197 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-07 05:38:09,199 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-07 05:38:09,203 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-07 05:38:09,204 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-07 05:38:09,207 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-07 05:38:09,210 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-07 05:38:09,210 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-07 05:38:09,210 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-07 05:38:09,213 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-07 05:38:09,213 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-07 05:38:09,216 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-07 05:38:09,217 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-07 05:38:09,218 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-07 05:38:09,218 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-07 05:38:09,220 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-07 05:38:09,223 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-07 05:38:09,223 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-07 05:38:09,224 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-07 05:38:09,224 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-07 05:38:09,224 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-07 05:38:09,228 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-07 05:38:09,229 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-07 05:38:09,231 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-07 05:38:09,252 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-07 05:38:09,253 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-07 05:38:09,255 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-07 05:38:09,255 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-07 05:38:09,255 INFO L138 SettingsManager]: * Use SBE=true [2019-11-07 05:38:09,256 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-07 05:38:09,256 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-07 05:38:09,256 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-07 05:38:09,256 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-07 05:38:09,256 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-07 05:38:09,257 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-07 05:38:09,258 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-07 05:38:09,258 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-07 05:38:09,258 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-07 05:38:09,259 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-07 05:38:09,259 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-07 05:38:09,259 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-07 05:38:09,259 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-07 05:38:09,259 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-07 05:38:09,260 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-07 05:38:09,260 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-07 05:38:09,260 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-07 05:38:09,260 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-07 05:38:09,261 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-07 05:38:09,261 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-07 05:38:09,261 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-07 05:38:09,261 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-07 05:38:09,261 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-07 05:38:09,262 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2: Abstract domain -> IntervalDomain [2019-11-07 05:38:09,546 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-07 05:38:09,559 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-07 05:38:09,563 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-07 05:38:09,564 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-07 05:38:09,565 INFO L275 PluginConnector]: CDTParser initialized [2019-11-07 05:38:09,565 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/heap-manipulation/sll_to_dll_rev-2.i [2019-11-07 05:38:09,626 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cca15cc18/0a6d2975fab8408a87e958f3f07363c6/FLAG9df0a271e [2019-11-07 05:38:10,171 INFO L306 CDTParser]: Found 1 translation units. [2019-11-07 05:38:10,172 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/heap-manipulation/sll_to_dll_rev-2.i [2019-11-07 05:38:10,190 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cca15cc18/0a6d2975fab8408a87e958f3f07363c6/FLAG9df0a271e [2019-11-07 05:38:10,495 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cca15cc18/0a6d2975fab8408a87e958f3f07363c6 [2019-11-07 05:38:10,507 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-07 05:38:10,509 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-11-07 05:38:10,510 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-07 05:38:10,510 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-07 05:38:10,514 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-07 05:38:10,515 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 05:38:10" (1/1) ... [2019-11-07 05:38:10,517 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4ee928f5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 05:38:10, skipping insertion in model container [2019-11-07 05:38:10,518 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 05:38:10" (1/1) ... [2019-11-07 05:38:10,526 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-07 05:38:10,565 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-07 05:38:10,995 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-07 05:38:11,003 INFO L188 MainTranslator]: Completed pre-run [2019-11-07 05:38:11,055 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-07 05:38:11,108 INFO L192 MainTranslator]: Completed translation [2019-11-07 05:38:11,109 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 05:38:11 WrapperNode [2019-11-07 05:38:11,109 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-07 05:38:11,110 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-07 05:38:11,110 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-07 05:38:11,110 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-07 05:38:11,123 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 05:38:11" (1/1) ... [2019-11-07 05:38:11,124 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 05:38:11" (1/1) ... [2019-11-07 05:38:11,142 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 05:38:11" (1/1) ... [2019-11-07 05:38:11,142 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 05:38:11" (1/1) ... [2019-11-07 05:38:11,166 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 05:38:11" (1/1) ... [2019-11-07 05:38:11,177 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 05:38:11" (1/1) ... [2019-11-07 05:38:11,181 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 05:38:11" (1/1) ... [2019-11-07 05:38:11,191 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-07 05:38:11,195 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-07 05:38:11,195 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-07 05:38:11,195 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-07 05:38:11,198 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 05:38:11" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-07 05:38:11,271 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-11-07 05:38:11,271 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-07 05:38:11,271 INFO L138 BoogieDeclarations]: Found implementation of procedure __bswap_32 [2019-11-07 05:38:11,271 INFO L138 BoogieDeclarations]: Found implementation of procedure __bswap_64 [2019-11-07 05:38:11,271 INFO L138 BoogieDeclarations]: Found implementation of procedure fail [2019-11-07 05:38:11,272 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_node [2019-11-07 05:38:11,272 INFO L138 BoogieDeclarations]: Found implementation of procedure chain_node [2019-11-07 05:38:11,272 INFO L138 BoogieDeclarations]: Found implementation of procedure create_sll [2019-11-07 05:38:11,272 INFO L138 BoogieDeclarations]: Found implementation of procedure init_back_link [2019-11-07 05:38:11,272 INFO L138 BoogieDeclarations]: Found implementation of procedure reverse_dll [2019-11-07 05:38:11,272 INFO L138 BoogieDeclarations]: Found implementation of procedure remove_fw_link [2019-11-07 05:38:11,273 INFO L138 BoogieDeclarations]: Found implementation of procedure check_seq_next [2019-11-07 05:38:11,273 INFO L138 BoogieDeclarations]: Found implementation of procedure check_seq_prev [2019-11-07 05:38:11,273 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-11-07 05:38:11,273 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-11-07 05:38:11,273 INFO L130 BoogieDeclarations]: Found specification of procedure __bswap_32 [2019-11-07 05:38:11,273 INFO L130 BoogieDeclarations]: Found specification of procedure __bswap_64 [2019-11-07 05:38:11,274 INFO L130 BoogieDeclarations]: Found specification of procedure __ctype_get_mb_cur_max [2019-11-07 05:38:11,274 INFO L130 BoogieDeclarations]: Found specification of procedure atof [2019-11-07 05:38:11,274 INFO L130 BoogieDeclarations]: Found specification of procedure atoi [2019-11-07 05:38:11,274 INFO L130 BoogieDeclarations]: Found specification of procedure atol [2019-11-07 05:38:11,274 INFO L130 BoogieDeclarations]: Found specification of procedure atoll [2019-11-07 05:38:11,274 INFO L130 BoogieDeclarations]: Found specification of procedure strtod [2019-11-07 05:38:11,275 INFO L130 BoogieDeclarations]: Found specification of procedure strtof [2019-11-07 05:38:11,275 INFO L130 BoogieDeclarations]: Found specification of procedure strtold [2019-11-07 05:38:11,275 INFO L130 BoogieDeclarations]: Found specification of procedure strtol [2019-11-07 05:38:11,275 INFO L130 BoogieDeclarations]: Found specification of procedure strtoul [2019-11-07 05:38:11,275 INFO L130 BoogieDeclarations]: Found specification of procedure strtoq [2019-11-07 05:38:11,275 INFO L130 BoogieDeclarations]: Found specification of procedure strtouq [2019-11-07 05:38:11,276 INFO L130 BoogieDeclarations]: Found specification of procedure strtoll [2019-11-07 05:38:11,276 INFO L130 BoogieDeclarations]: Found specification of procedure strtoull [2019-11-07 05:38:11,276 INFO L130 BoogieDeclarations]: Found specification of procedure l64a [2019-11-07 05:38:11,276 INFO L130 BoogieDeclarations]: Found specification of procedure a64l [2019-11-07 05:38:11,276 INFO L130 BoogieDeclarations]: Found specification of procedure select [2019-11-07 05:38:11,276 INFO L130 BoogieDeclarations]: Found specification of procedure pselect [2019-11-07 05:38:11,277 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_major [2019-11-07 05:38:11,277 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_minor [2019-11-07 05:38:11,277 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_makedev [2019-11-07 05:38:11,277 INFO L130 BoogieDeclarations]: Found specification of procedure random [2019-11-07 05:38:11,277 INFO L130 BoogieDeclarations]: Found specification of procedure srandom [2019-11-07 05:38:11,277 INFO L130 BoogieDeclarations]: Found specification of procedure initstate [2019-11-07 05:38:11,277 INFO L130 BoogieDeclarations]: Found specification of procedure setstate [2019-11-07 05:38:11,278 INFO L130 BoogieDeclarations]: Found specification of procedure random_r [2019-11-07 05:38:11,278 INFO L130 BoogieDeclarations]: Found specification of procedure srandom_r [2019-11-07 05:38:11,278 INFO L130 BoogieDeclarations]: Found specification of procedure initstate_r [2019-11-07 05:38:11,278 INFO L130 BoogieDeclarations]: Found specification of procedure setstate_r [2019-11-07 05:38:11,278 INFO L130 BoogieDeclarations]: Found specification of procedure rand [2019-11-07 05:38:11,278 INFO L130 BoogieDeclarations]: Found specification of procedure srand [2019-11-07 05:38:11,278 INFO L130 BoogieDeclarations]: Found specification of procedure rand_r [2019-11-07 05:38:11,279 INFO L130 BoogieDeclarations]: Found specification of procedure drand48 [2019-11-07 05:38:11,279 INFO L130 BoogieDeclarations]: Found specification of procedure erand48 [2019-11-07 05:38:11,279 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48 [2019-11-07 05:38:11,279 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48 [2019-11-07 05:38:11,279 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48 [2019-11-07 05:38:11,279 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48 [2019-11-07 05:38:11,279 INFO L130 BoogieDeclarations]: Found specification of procedure srand48 [2019-11-07 05:38:11,280 INFO L130 BoogieDeclarations]: Found specification of procedure seed48 [2019-11-07 05:38:11,280 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48 [2019-11-07 05:38:11,280 INFO L130 BoogieDeclarations]: Found specification of procedure drand48_r [2019-11-07 05:38:11,280 INFO L130 BoogieDeclarations]: Found specification of procedure erand48_r [2019-11-07 05:38:11,280 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48_r [2019-11-07 05:38:11,280 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48_r [2019-11-07 05:38:11,281 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48_r [2019-11-07 05:38:11,281 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48_r [2019-11-07 05:38:11,281 INFO L130 BoogieDeclarations]: Found specification of procedure srand48_r [2019-11-07 05:38:11,281 INFO L130 BoogieDeclarations]: Found specification of procedure seed48_r [2019-11-07 05:38:11,281 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48_r [2019-11-07 05:38:11,281 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-11-07 05:38:11,282 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2019-11-07 05:38:11,282 INFO L130 BoogieDeclarations]: Found specification of procedure realloc [2019-11-07 05:38:11,282 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-11-07 05:38:11,282 INFO L130 BoogieDeclarations]: Found specification of procedure cfree [2019-11-07 05:38:11,282 INFO L130 BoogieDeclarations]: Found specification of procedure alloca [2019-11-07 05:38:11,282 INFO L130 BoogieDeclarations]: Found specification of procedure valloc [2019-11-07 05:38:11,282 INFO L130 BoogieDeclarations]: Found specification of procedure posix_memalign [2019-11-07 05:38:11,283 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2019-11-07 05:38:11,283 INFO L130 BoogieDeclarations]: Found specification of procedure atexit [2019-11-07 05:38:11,283 INFO L130 BoogieDeclarations]: Found specification of procedure on_exit [2019-11-07 05:38:11,283 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2019-11-07 05:38:11,283 INFO L130 BoogieDeclarations]: Found specification of procedure _Exit [2019-11-07 05:38:11,283 INFO L130 BoogieDeclarations]: Found specification of procedure getenv [2019-11-07 05:38:11,283 INFO L130 BoogieDeclarations]: Found specification of procedure putenv [2019-11-07 05:38:11,284 INFO L130 BoogieDeclarations]: Found specification of procedure setenv [2019-11-07 05:38:11,284 INFO L130 BoogieDeclarations]: Found specification of procedure unsetenv [2019-11-07 05:38:11,284 INFO L130 BoogieDeclarations]: Found specification of procedure clearenv [2019-11-07 05:38:11,284 INFO L130 BoogieDeclarations]: Found specification of procedure mktemp [2019-11-07 05:38:11,284 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemp [2019-11-07 05:38:11,284 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemps [2019-11-07 05:38:11,285 INFO L130 BoogieDeclarations]: Found specification of procedure mkdtemp [2019-11-07 05:38:11,285 INFO L130 BoogieDeclarations]: Found specification of procedure system [2019-11-07 05:38:11,285 INFO L130 BoogieDeclarations]: Found specification of procedure realpath [2019-11-07 05:38:11,285 INFO L130 BoogieDeclarations]: Found specification of procedure bsearch [2019-11-07 05:38:11,285 INFO L130 BoogieDeclarations]: Found specification of procedure qsort [2019-11-07 05:38:11,285 INFO L130 BoogieDeclarations]: Found specification of procedure abs [2019-11-07 05:38:11,285 INFO L130 BoogieDeclarations]: Found specification of procedure labs [2019-11-07 05:38:11,286 INFO L130 BoogieDeclarations]: Found specification of procedure llabs [2019-11-07 05:38:11,286 INFO L130 BoogieDeclarations]: Found specification of procedure div [2019-11-07 05:38:11,286 INFO L130 BoogieDeclarations]: Found specification of procedure ldiv [2019-11-07 05:38:11,286 INFO L130 BoogieDeclarations]: Found specification of procedure lldiv [2019-11-07 05:38:11,286 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt [2019-11-07 05:38:11,286 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt [2019-11-07 05:38:11,286 INFO L130 BoogieDeclarations]: Found specification of procedure gcvt [2019-11-07 05:38:11,287 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt [2019-11-07 05:38:11,287 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt [2019-11-07 05:38:11,287 INFO L130 BoogieDeclarations]: Found specification of procedure qgcvt [2019-11-07 05:38:11,287 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt_r [2019-11-07 05:38:11,287 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt_r [2019-11-07 05:38:11,287 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt_r [2019-11-07 05:38:11,287 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt_r [2019-11-07 05:38:11,287 INFO L130 BoogieDeclarations]: Found specification of procedure mblen [2019-11-07 05:38:11,287 INFO L130 BoogieDeclarations]: Found specification of procedure mbtowc [2019-11-07 05:38:11,288 INFO L130 BoogieDeclarations]: Found specification of procedure wctomb [2019-11-07 05:38:11,288 INFO L130 BoogieDeclarations]: Found specification of procedure mbstowcs [2019-11-07 05:38:11,288 INFO L130 BoogieDeclarations]: Found specification of procedure wcstombs [2019-11-07 05:38:11,288 INFO L130 BoogieDeclarations]: Found specification of procedure rpmatch [2019-11-07 05:38:11,288 INFO L130 BoogieDeclarations]: Found specification of procedure getsubopt [2019-11-07 05:38:11,288 INFO L130 BoogieDeclarations]: Found specification of procedure getloadavg [2019-11-07 05:38:11,288 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-11-07 05:38:11,288 INFO L130 BoogieDeclarations]: Found specification of procedure fail [2019-11-07 05:38:11,288 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_node [2019-11-07 05:38:11,289 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-11-07 05:38:11,289 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-11-07 05:38:11,289 INFO L130 BoogieDeclarations]: Found specification of procedure chain_node [2019-11-07 05:38:11,289 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-11-07 05:38:11,289 INFO L130 BoogieDeclarations]: Found specification of procedure create_sll [2019-11-07 05:38:11,289 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-07 05:38:11,290 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2019-11-07 05:38:11,290 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-11-07 05:38:11,290 INFO L130 BoogieDeclarations]: Found specification of procedure init_back_link [2019-11-07 05:38:11,290 INFO L130 BoogieDeclarations]: Found specification of procedure reverse_dll [2019-11-07 05:38:11,290 INFO L130 BoogieDeclarations]: Found specification of procedure remove_fw_link [2019-11-07 05:38:11,290 INFO L130 BoogieDeclarations]: Found specification of procedure check_seq_next [2019-11-07 05:38:11,291 INFO L130 BoogieDeclarations]: Found specification of procedure check_seq_prev [2019-11-07 05:38:11,291 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-11-07 05:38:11,291 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-11-07 05:38:11,291 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-07 05:38:12,019 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-07 05:38:12,019 INFO L284 CfgBuilder]: Removed 33 assume(true) statements. [2019-11-07 05:38:12,021 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 05:38:12 BoogieIcfgContainer [2019-11-07 05:38:12,021 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-07 05:38:12,022 INFO L113 PluginConnector]: ------------------------Abstract Interpretation---------------------------- [2019-11-07 05:38:12,022 INFO L271 PluginConnector]: Initializing Abstract Interpretation... [2019-11-07 05:38:12,022 INFO L275 PluginConnector]: Abstract Interpretation initialized [2019-11-07 05:38:12,023 INFO L185 PluginConnector]: Executing the observer AbstractInterpretationRcfgObserver from plugin Abstract Interpretation for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 05:38:12" (1/1) ... [2019-11-07 05:38:12,059 INFO L101 FixpointEngine]: Starting fixpoint engine with domain IntervalDomain (maxUnwinding=3, maxParallelStates=2) [2019-11-07 05:38:12,127 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2019-11-07 05:38:12,133 INFO L272 AbstractInterpreter]: Visited 6 different actions 6 times. Never merged. Never widened. Performed 17 root evaluator evaluations with a maximum evaluation depth of 0. Performed 17 inverse root evaluator evaluations with a maximum inverse evaluation depth of 0. Never found a fixpoint. Largest state had 62 variables. [2019-11-07 05:38:12,134 INFO L132 PluginConnector]: ------------------------ END Abstract Interpretation---------------------------- [2019-11-07 05:38:12,137 INFO L168 Benchmark]: Toolchain (without parser) took 1627.19 ms. Allocated memory was 144.2 MB in the beginning and 203.4 MB in the end (delta: 59.2 MB). Free memory was 100.8 MB in the beginning and 93.2 MB in the end (delta: 7.6 MB). Peak memory consumption was 66.9 MB. Max. memory is 7.1 GB. [2019-11-07 05:38:12,138 INFO L168 Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 144.2 MB. Free memory was 120.5 MB in the beginning and 120.3 MB in the end (delta: 210.1 kB). Peak memory consumption was 210.1 kB. Max. memory is 7.1 GB. [2019-11-07 05:38:12,139 INFO L168 Benchmark]: CACSL2BoogieTranslator took 599.48 ms. Allocated memory was 144.2 MB in the beginning and 203.4 MB in the end (delta: 59.2 MB). Free memory was 100.6 MB in the beginning and 165.3 MB in the end (delta: -64.6 MB). Peak memory consumption was 19.8 MB. Max. memory is 7.1 GB. [2019-11-07 05:38:12,140 INFO L168 Benchmark]: Boogie Preprocessor took 81.67 ms. Allocated memory is still 203.4 MB. Free memory was 165.3 MB in the beginning and 161.8 MB in the end (delta: 3.5 MB). Peak memory consumption was 3.5 MB. Max. memory is 7.1 GB. [2019-11-07 05:38:12,141 INFO L168 Benchmark]: RCFGBuilder took 826.54 ms. Allocated memory is still 203.4 MB. Free memory was 161.8 MB in the beginning and 98.2 MB in the end (delta: 63.6 MB). Peak memory consumption was 63.6 MB. Max. memory is 7.1 GB. [2019-11-07 05:38:12,142 INFO L168 Benchmark]: Abstract Interpretation took 112.22 ms. Allocated memory is still 203.4 MB. Free memory was 98.2 MB in the beginning and 93.2 MB in the end (delta: 5.0 MB). Peak memory consumption was 5.0 MB. Max. memory is 7.1 GB. [2019-11-07 05:38:12,147 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19 ms. Allocated memory is still 144.2 MB. Free memory was 120.5 MB in the beginning and 120.3 MB in the end (delta: 210.1 kB). Peak memory consumption was 210.1 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 599.48 ms. Allocated memory was 144.2 MB in the beginning and 203.4 MB in the end (delta: 59.2 MB). Free memory was 100.6 MB in the beginning and 165.3 MB in the end (delta: -64.6 MB). Peak memory consumption was 19.8 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 81.67 ms. Allocated memory is still 203.4 MB. Free memory was 165.3 MB in the beginning and 161.8 MB in the end (delta: 3.5 MB). Peak memory consumption was 3.5 MB. Max. memory is 7.1 GB. * RCFGBuilder took 826.54 ms. Allocated memory is still 203.4 MB. Free memory was 161.8 MB in the beginning and 98.2 MB in the end (delta: 63.6 MB). Peak memory consumption was 63.6 MB. Max. memory is 7.1 GB. * Abstract Interpretation took 112.22 ms. Allocated memory is still 203.4 MB. Free memory was 98.2 MB in the beginning and 93.2 MB in the end (delta: 5.0 MB). Peak memory consumption was 5.0 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2: - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - PositiveResult [Line: 554]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location RESULT: Ultimate proved your program to be correct! Received shutdown request...