/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/AutomizerCInline.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Overflow-32bit-Automizer_Default.epf -i ../sv-benchmarks/c/aws-c-common/aws_linked_list_prev_harness.i -------------------------------------------------------------------------------- This is Ultimate 0.2.2-dev-05d3305-m [2022-10-16 11:32:42,136 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-16 11:32:42,139 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-16 11:32:42,204 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-16 11:32:42,205 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-16 11:32:42,209 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-16 11:32:42,213 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-16 11:32:42,231 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-16 11:32:42,233 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-16 11:32:42,235 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-16 11:32:42,236 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-16 11:32:42,238 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-16 11:32:42,239 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-16 11:32:42,240 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-16 11:32:42,241 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-16 11:32:42,243 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-16 11:32:42,244 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-16 11:32:42,245 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-16 11:32:42,247 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-16 11:32:42,250 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-16 11:32:42,252 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-16 11:32:42,253 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-16 11:32:42,254 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-16 11:32:42,256 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-16 11:32:42,260 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-16 11:32:42,261 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-16 11:32:42,261 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-16 11:32:42,262 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-16 11:32:42,263 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-16 11:32:42,264 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-16 11:32:42,264 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-16 11:32:42,265 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-16 11:32:42,266 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-16 11:32:42,267 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-16 11:32:42,269 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-16 11:32:42,269 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-16 11:32:42,270 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-16 11:32:42,270 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-16 11:32:42,271 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-16 11:32:42,272 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-16 11:32:42,273 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-16 11:32:42,275 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Overflow-32bit-Automizer_Default.epf [2022-10-16 11:32:42,304 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-16 11:32:42,305 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-16 11:32:42,305 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-10-16 11:32:42,305 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-10-16 11:32:42,306 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-16 11:32:42,307 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-10-16 11:32:42,307 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-16 11:32:42,308 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-16 11:32:42,308 INFO L138 SettingsManager]: * Use SBE=true [2022-10-16 11:32:42,308 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-16 11:32:42,308 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-16 11:32:42,309 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-10-16 11:32:42,309 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-16 11:32:42,309 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-16 11:32:42,309 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-16 11:32:42,310 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-16 11:32:42,310 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-16 11:32:42,310 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-16 11:32:42,310 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-10-16 11:32:42,310 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-16 11:32:42,311 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-16 11:32:42,311 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-16 11:32:42,311 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-16 11:32:42,311 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-16 11:32:42,312 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-10-16 11:32:42,312 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-10-16 11:32:42,312 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-10-16 11:32:42,312 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-16 11:32:42,313 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-16 11:32:42,313 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-16 11:32:42,313 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-10-16 11:32:42,313 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-16 11:32:42,313 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-16 11:32:42,314 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2022-10-16 11:32:42,726 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-16 11:32:42,763 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-16 11:32:42,768 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-16 11:32:42,770 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-16 11:32:42,771 INFO L275 PluginConnector]: CDTParser initialized [2022-10-16 11:32:42,772 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/aws-c-common/aws_linked_list_prev_harness.i [2022-10-16 11:32:42,855 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/78d52b4f2/ae1b7459b67d41339668ebd719894260/FLAG1cee72f46 [2022-10-16 11:32:43,967 INFO L306 CDTParser]: Found 1 translation units. [2022-10-16 11:32:43,970 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/aws-c-common/aws_linked_list_prev_harness.i [2022-10-16 11:32:44,000 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/78d52b4f2/ae1b7459b67d41339668ebd719894260/FLAG1cee72f46 [2022-10-16 11:32:44,406 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/78d52b4f2/ae1b7459b67d41339668ebd719894260 [2022-10-16 11:32:44,409 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-16 11:32:44,415 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2022-10-16 11:32:44,417 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-16 11:32:44,417 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-16 11:32:44,421 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-16 11:32:44,422 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.10 11:32:44" (1/1) ... [2022-10-16 11:32:44,423 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@179c8e9b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 11:32:44, skipping insertion in model container [2022-10-16 11:32:44,424 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.10 11:32:44" (1/1) ... [2022-10-16 11:32:44,432 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-16 11:32:44,521 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-16 11:32:44,830 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/aws-c-common/aws_linked_list_prev_harness.i[4494,4507] [2022-10-16 11:32:44,835 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/aws-c-common/aws_linked_list_prev_harness.i[4554,4567] [2022-10-16 11:32:46,465 WARN L1550 CHandler]: Possible shadowing of function index [2022-10-16 11:32:46,466 WARN L1550 CHandler]: Possible shadowing of function index [2022-10-16 11:32:46,468 WARN L1550 CHandler]: Possible shadowing of function index [2022-10-16 11:32:46,473 WARN L1550 CHandler]: Possible shadowing of function index [2022-10-16 11:32:46,474 WARN L1550 CHandler]: Possible shadowing of function index [2022-10-16 11:32:46,503 WARN L1550 CHandler]: Possible shadowing of function index [2022-10-16 11:32:46,504 WARN L1550 CHandler]: Possible shadowing of function index [2022-10-16 11:32:46,505 WARN L1550 CHandler]: Possible shadowing of function index [2022-10-16 11:32:46,506 WARN L1550 CHandler]: Possible shadowing of function index [2022-10-16 11:32:46,508 WARN L1550 CHandler]: Possible shadowing of function index [2022-10-16 11:32:46,509 WARN L1550 CHandler]: Possible shadowing of function index [2022-10-16 11:32:46,510 WARN L1550 CHandler]: Possible shadowing of function index [2022-10-16 11:32:46,511 WARN L1550 CHandler]: Possible shadowing of function index [2022-10-16 11:32:47,247 WARN L611 FunctionHandler]: implicit declaration of function __atomic_load_n [2022-10-16 11:32:47,250 WARN L611 FunctionHandler]: implicit declaration of function __atomic_store_n [2022-10-16 11:32:47,251 WARN L611 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2022-10-16 11:32:47,252 WARN L611 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2022-10-16 11:32:47,254 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2022-10-16 11:32:47,254 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2022-10-16 11:32:47,255 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2022-10-16 11:32:47,255 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2022-10-16 11:32:47,256 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2022-10-16 11:32:47,257 WARN L611 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2022-10-16 11:32:47,532 WARN L611 FunctionHandler]: implicit declaration of function __builtin_va_copy [2022-10-16 11:32:47,574 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-16 11:32:47,596 INFO L203 MainTranslator]: Completed pre-run [2022-10-16 11:32:47,623 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/aws-c-common/aws_linked_list_prev_harness.i[4494,4507] [2022-10-16 11:32:47,629 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/aws-c-common/aws_linked_list_prev_harness.i[4554,4567] [2022-10-16 11:32:47,675 WARN L1550 CHandler]: Possible shadowing of function index [2022-10-16 11:32:47,676 WARN L1550 CHandler]: Possible shadowing of function index [2022-10-16 11:32:47,676 WARN L1550 CHandler]: Possible shadowing of function index [2022-10-16 11:32:47,677 WARN L1550 CHandler]: Possible shadowing of function index [2022-10-16 11:32:47,677 WARN L1550 CHandler]: Possible shadowing of function index [2022-10-16 11:32:47,684 WARN L1550 CHandler]: Possible shadowing of function index [2022-10-16 11:32:47,685 WARN L1550 CHandler]: Possible shadowing of function index [2022-10-16 11:32:47,686 WARN L1550 CHandler]: Possible shadowing of function index [2022-10-16 11:32:47,686 WARN L1550 CHandler]: Possible shadowing of function index [2022-10-16 11:32:47,687 WARN L1550 CHandler]: Possible shadowing of function index [2022-10-16 11:32:47,688 WARN L1550 CHandler]: Possible shadowing of function index [2022-10-16 11:32:47,688 WARN L1550 CHandler]: Possible shadowing of function index [2022-10-16 11:32:47,688 WARN L1550 CHandler]: Possible shadowing of function index [2022-10-16 11:32:47,721 WARN L611 FunctionHandler]: implicit declaration of function __atomic_load_n [2022-10-16 11:32:47,722 WARN L611 FunctionHandler]: implicit declaration of function __atomic_store_n [2022-10-16 11:32:47,723 WARN L611 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2022-10-16 11:32:47,724 WARN L611 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2022-10-16 11:32:47,725 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2022-10-16 11:32:47,725 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2022-10-16 11:32:47,726 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2022-10-16 11:32:47,726 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2022-10-16 11:32:47,727 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2022-10-16 11:32:47,727 WARN L611 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2022-10-16 11:32:47,750 WARN L611 FunctionHandler]: implicit declaration of function __builtin_va_copy [2022-10-16 11:32:47,766 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-16 11:32:48,079 INFO L208 MainTranslator]: Completed translation [2022-10-16 11:32:48,080 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 11:32:48 WrapperNode [2022-10-16 11:32:48,080 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-16 11:32:48,081 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-16 11:32:48,081 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-16 11:32:48,081 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-16 11:32:48,090 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 11:32:48" (1/1) ... [2022-10-16 11:32:48,218 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 11:32:48" (1/1) ... [2022-10-16 11:32:48,261 INFO L138 Inliner]: procedures = 679, calls = 1039, calls flagged for inlining = 50, calls inlined = 4, statements flattened = 58 [2022-10-16 11:32:48,262 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-16 11:32:48,263 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-16 11:32:48,263 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-16 11:32:48,263 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-16 11:32:48,274 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 11:32:48" (1/1) ... [2022-10-16 11:32:48,274 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 11:32:48" (1/1) ... [2022-10-16 11:32:48,279 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 11:32:48" (1/1) ... [2022-10-16 11:32:48,280 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 11:32:48" (1/1) ... [2022-10-16 11:32:48,296 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 11:32:48" (1/1) ... [2022-10-16 11:32:48,298 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 11:32:48" (1/1) ... [2022-10-16 11:32:48,303 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 11:32:48" (1/1) ... [2022-10-16 11:32:48,306 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 11:32:48" (1/1) ... [2022-10-16 11:32:48,315 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-16 11:32:48,319 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-16 11:32:48,320 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-16 11:32:48,320 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-16 11:32:48,324 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 11:32:48" (1/1) ... [2022-10-16 11:32:48,333 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-10-16 11:32:48,347 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-10-16 11:32:48,362 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-10-16 11:32:48,382 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-10-16 11:32:48,431 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-10-16 11:32:48,431 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2022-10-16 11:32:48,431 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2022-10-16 11:32:48,431 INFO L130 BoogieDeclarations]: Found specification of procedure aws_linked_list_node_next_is_valid [2022-10-16 11:32:48,432 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_linked_list_node_next_is_valid [2022-10-16 11:32:48,432 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-16 11:32:48,432 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-10-16 11:32:48,432 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-16 11:32:48,432 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-16 11:32:48,433 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-10-16 11:32:48,433 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-10-16 11:32:48,433 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-10-16 11:32:48,433 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-10-16 11:32:48,433 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-10-16 11:32:48,433 INFO L130 BoogieDeclarations]: Found specification of procedure aws_linked_list_node_prev_is_valid [2022-10-16 11:32:48,434 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_linked_list_node_prev_is_valid [2022-10-16 11:32:48,434 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-16 11:32:48,738 INFO L235 CfgBuilder]: Building ICFG [2022-10-16 11:32:48,746 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-16 11:32:48,987 INFO L276 CfgBuilder]: Performing block encoding [2022-10-16 11:32:48,996 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-16 11:32:48,996 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-10-16 11:32:48,999 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.10 11:32:48 BoogieIcfgContainer [2022-10-16 11:32:49,000 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-16 11:32:49,003 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-10-16 11:32:49,003 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-10-16 11:32:49,010 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-10-16 11:32:49,011 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 16.10 11:32:44" (1/3) ... [2022-10-16 11:32:49,012 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@61c098b7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.10 11:32:49, skipping insertion in model container [2022-10-16 11:32:49,012 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 11:32:48" (2/3) ... [2022-10-16 11:32:49,013 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@61c098b7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.10 11:32:49, skipping insertion in model container [2022-10-16 11:32:49,013 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.10 11:32:48" (3/3) ... [2022-10-16 11:32:49,015 INFO L112 eAbstractionObserver]: Analyzing ICFG aws_linked_list_prev_harness.i [2022-10-16 11:32:49,039 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-10-16 11:32:49,040 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 0 error locations. [2022-10-16 11:32:49,044 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@61c098b7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 16.10 11:32:49, skipping insertion in model container [2022-10-16 11:32:49,044 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-10-16 11:32:49,049 INFO L158 Benchmark]: Toolchain (without parser) took 4634.89ms. Allocated memory was 151.0MB in the beginning and 189.8MB in the end (delta: 38.8MB). Free memory was 118.3MB in the beginning and 128.5MB in the end (delta: -10.2MB). Peak memory consumption was 29.6MB. Max. memory is 8.0GB. [2022-10-16 11:32:49,050 INFO L158 Benchmark]: CDTParser took 0.26ms. Allocated memory is still 151.0MB. Free memory is still 121.3MB. There was no memory consumed. Max. memory is 8.0GB. [2022-10-16 11:32:49,051 INFO L158 Benchmark]: CACSL2BoogieTranslator took 3663.60ms. Allocated memory is still 151.0MB. Free memory was 118.1MB in the beginning and 93.7MB in the end (delta: 24.4MB). Peak memory consumption was 84.9MB. Max. memory is 8.0GB. [2022-10-16 11:32:49,055 INFO L158 Benchmark]: Boogie Procedure Inliner took 181.18ms. Allocated memory was 151.0MB in the beginning and 189.8MB in the end (delta: 38.8MB). Free memory was 93.7MB in the beginning and 153.1MB in the end (delta: -59.4MB). Peak memory consumption was 14.0MB. Max. memory is 8.0GB. [2022-10-16 11:32:49,056 INFO L158 Benchmark]: Boogie Preprocessor took 52.70ms. Allocated memory is still 189.8MB. Free memory was 153.1MB in the beginning and 150.5MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2022-10-16 11:32:49,056 INFO L158 Benchmark]: RCFGBuilder took 680.50ms. Allocated memory is still 189.8MB. Free memory was 150.5MB in the beginning and 131.1MB in the end (delta: 19.4MB). Peak memory consumption was 19.9MB. Max. memory is 8.0GB. [2022-10-16 11:32:49,057 INFO L158 Benchmark]: TraceAbstraction took 41.91ms. Allocated memory is still 189.8MB. Free memory was 130.5MB in the beginning and 128.5MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2022-10-16 11:32:49,067 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26ms. Allocated memory is still 151.0MB. Free memory is still 121.3MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 3663.60ms. Allocated memory is still 151.0MB. Free memory was 118.1MB in the beginning and 93.7MB in the end (delta: 24.4MB). Peak memory consumption was 84.9MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 181.18ms. Allocated memory was 151.0MB in the beginning and 189.8MB in the end (delta: 38.8MB). Free memory was 93.7MB in the beginning and 153.1MB in the end (delta: -59.4MB). Peak memory consumption was 14.0MB. Max. memory is 8.0GB. * Boogie Preprocessor took 52.70ms. Allocated memory is still 189.8MB. Free memory was 153.1MB in the beginning and 150.5MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * RCFGBuilder took 680.50ms. Allocated memory is still 189.8MB. Free memory was 150.5MB in the beginning and 131.1MB in the end (delta: 19.4MB). Peak memory consumption was 19.9MB. Max. memory is 8.0GB. * TraceAbstraction took 41.91ms. Allocated memory is still 189.8MB. Free memory was 130.5MB in the beginning and 128.5MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - AllSpecificationsHoldResult: All specifications hold We were not able to verify any specifiation because the program does not contain any specification. RESULT: Ultimate proved your program to be correct! [2022-10-16 11:32:49,126 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request...