/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_pop_back_harness.i -------------------------------------------------------------------------------- This is Ultimate 0.2.2-dev-05d3305-m [2022-10-16 11:32:40,277 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-16 11:32:40,281 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-16 11:32:40,337 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-16 11:32:40,337 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-16 11:32:40,342 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-16 11:32:40,346 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-16 11:32:40,361 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-16 11:32:40,364 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-16 11:32:40,372 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-16 11:32:40,373 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-16 11:32:40,374 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-16 11:32:40,375 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-16 11:32:40,376 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-16 11:32:40,377 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-16 11:32:40,379 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-16 11:32:40,380 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-16 11:32:40,381 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-16 11:32:40,383 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-16 11:32:40,385 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-16 11:32:40,387 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-16 11:32:40,389 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-16 11:32:40,391 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-16 11:32:40,392 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-16 11:32:40,397 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-16 11:32:40,398 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-16 11:32:40,398 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-16 11:32:40,401 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-16 11:32:40,402 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-16 11:32:40,403 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-16 11:32:40,403 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-16 11:32:40,408 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-16 11:32:40,409 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-16 11:32:40,410 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-16 11:32:40,411 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-16 11:32:40,412 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-16 11:32:40,413 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-16 11:32:40,413 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-16 11:32:40,413 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-16 11:32:40,414 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-16 11:32:40,415 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-16 11:32:40,417 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 11:32:40,448 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-16 11:32:40,448 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-16 11:32:40,448 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-10-16 11:32:40,449 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-10-16 11:32:40,450 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-16 11:32:40,450 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-10-16 11:32:40,451 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-16 11:32:40,451 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-16 11:32:40,451 INFO L138 SettingsManager]: * Use SBE=true [2022-10-16 11:32:40,451 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-16 11:32:40,452 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-16 11:32:40,452 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-10-16 11:32:40,452 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-16 11:32:40,452 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-16 11:32:40,453 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-16 11:32:40,453 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-16 11:32:40,453 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-16 11:32:40,453 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-16 11:32:40,454 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-10-16 11:32:40,454 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-16 11:32:40,454 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-16 11:32:40,454 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-16 11:32:40,454 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-16 11:32:40,455 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-16 11:32:40,455 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-10-16 11:32:40,455 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-10-16 11:32:40,455 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-10-16 11:32:40,456 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-16 11:32:40,456 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-16 11:32:40,456 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-16 11:32:40,456 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-10-16 11:32:40,457 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-16 11:32:40,457 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-16 11:32:40,457 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2022-10-16 11:32:40,821 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-16 11:32:40,847 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-16 11:32:40,850 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-16 11:32:40,851 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-16 11:32:40,853 INFO L275 PluginConnector]: CDTParser initialized [2022-10-16 11:32:40,855 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/aws-c-common/aws_linked_list_pop_back_harness.i [2022-10-16 11:32:40,933 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f48ad72fb/4a0a942b484f4bfbb26c78d189fcb978/FLAG451f2b31c [2022-10-16 11:32:41,943 INFO L306 CDTParser]: Found 1 translation units. [2022-10-16 11:32:41,944 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/aws-c-common/aws_linked_list_pop_back_harness.i [2022-10-16 11:32:42,008 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f48ad72fb/4a0a942b484f4bfbb26c78d189fcb978/FLAG451f2b31c [2022-10-16 11:32:42,414 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f48ad72fb/4a0a942b484f4bfbb26c78d189fcb978 [2022-10-16 11:32:42,419 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-16 11:32:42,427 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2022-10-16 11:32:42,431 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-16 11:32:42,431 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-16 11:32:42,436 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-16 11:32:42,437 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.10 11:32:42" (1/1) ... [2022-10-16 11:32:42,439 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@28bfb396 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 11:32:42, skipping insertion in model container [2022-10-16 11:32:42,439 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.10 11:32:42" (1/1) ... [2022-10-16 11:32:42,449 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-16 11:32:42,577 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-16 11:32:43,016 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_pop_back_harness.i[4498,4511] [2022-10-16 11:32:43,022 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_pop_back_harness.i[4558,4571] [2022-10-16 11:32:43,837 WARN L1550 CHandler]: Possible shadowing of function index [2022-10-16 11:32:43,838 WARN L1550 CHandler]: Possible shadowing of function index [2022-10-16 11:32:43,839 WARN L1550 CHandler]: Possible shadowing of function index [2022-10-16 11:32:43,840 WARN L1550 CHandler]: Possible shadowing of function index [2022-10-16 11:32:43,841 WARN L1550 CHandler]: Possible shadowing of function index [2022-10-16 11:32:43,857 WARN L1550 CHandler]: Possible shadowing of function index [2022-10-16 11:32:43,858 WARN L1550 CHandler]: Possible shadowing of function index [2022-10-16 11:32:43,860 WARN L1550 CHandler]: Possible shadowing of function index [2022-10-16 11:32:43,861 WARN L1550 CHandler]: Possible shadowing of function index [2022-10-16 11:32:43,863 WARN L1550 CHandler]: Possible shadowing of function index [2022-10-16 11:32:43,865 WARN L1550 CHandler]: Possible shadowing of function index [2022-10-16 11:32:43,866 WARN L1550 CHandler]: Possible shadowing of function index [2022-10-16 11:32:43,866 WARN L1550 CHandler]: Possible shadowing of function index [2022-10-16 11:32:44,242 WARN L611 FunctionHandler]: implicit declaration of function __atomic_load_n [2022-10-16 11:32:44,243 WARN L611 FunctionHandler]: implicit declaration of function __atomic_store_n [2022-10-16 11:32:44,245 WARN L611 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2022-10-16 11:32:44,246 WARN L611 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2022-10-16 11:32:44,248 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2022-10-16 11:32:44,249 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2022-10-16 11:32:44,250 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2022-10-16 11:32:44,251 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2022-10-16 11:32:44,253 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2022-10-16 11:32:44,262 WARN L611 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2022-10-16 11:32:44,448 WARN L611 FunctionHandler]: implicit declaration of function __builtin_va_copy [2022-10-16 11:32:44,476 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-16 11:32:44,494 INFO L203 MainTranslator]: Completed pre-run [2022-10-16 11:32:44,513 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_pop_back_harness.i[4498,4511] [2022-10-16 11:32:44,513 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_pop_back_harness.i[4558,4571] [2022-10-16 11:32:44,571 WARN L1550 CHandler]: Possible shadowing of function index [2022-10-16 11:32:44,572 WARN L1550 CHandler]: Possible shadowing of function index [2022-10-16 11:32:44,572 WARN L1550 CHandler]: Possible shadowing of function index [2022-10-16 11:32:44,573 WARN L1550 CHandler]: Possible shadowing of function index [2022-10-16 11:32:44,573 WARN L1550 CHandler]: Possible shadowing of function index [2022-10-16 11:32:44,581 WARN L1550 CHandler]: Possible shadowing of function index [2022-10-16 11:32:44,581 WARN L1550 CHandler]: Possible shadowing of function index [2022-10-16 11:32:44,583 WARN L1550 CHandler]: Possible shadowing of function index [2022-10-16 11:32:44,583 WARN L1550 CHandler]: Possible shadowing of function index [2022-10-16 11:32:44,584 WARN L1550 CHandler]: Possible shadowing of function index [2022-10-16 11:32:44,585 WARN L1550 CHandler]: Possible shadowing of function index [2022-10-16 11:32:44,586 WARN L1550 CHandler]: Possible shadowing of function index [2022-10-16 11:32:44,586 WARN L1550 CHandler]: Possible shadowing of function index [2022-10-16 11:32:44,650 WARN L611 FunctionHandler]: implicit declaration of function __atomic_load_n [2022-10-16 11:32:44,653 WARN L611 FunctionHandler]: implicit declaration of function __atomic_store_n [2022-10-16 11:32:44,654 WARN L611 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2022-10-16 11:32:44,655 WARN L611 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2022-10-16 11:32:44,665 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2022-10-16 11:32:44,667 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2022-10-16 11:32:44,667 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2022-10-16 11:32:44,669 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2022-10-16 11:32:44,670 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2022-10-16 11:32:44,670 WARN L611 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2022-10-16 11:32:44,719 WARN L611 FunctionHandler]: implicit declaration of function __builtin_va_copy [2022-10-16 11:32:44,754 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-16 11:32:45,194 INFO L208 MainTranslator]: Completed translation [2022-10-16 11:32:45,195 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 11:32:45 WrapperNode [2022-10-16 11:32:45,195 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-16 11:32:45,196 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-16 11:32:45,197 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-16 11:32:45,197 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-16 11:32:45,206 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 11:32:45" (1/1) ... [2022-10-16 11:32:45,349 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 11:32:45" (1/1) ... [2022-10-16 11:32:45,449 INFO L138 Inliner]: procedures = 679, calls = 1046, calls flagged for inlining = 52, calls inlined = 8, statements flattened = 225 [2022-10-16 11:32:45,450 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-16 11:32:45,450 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-16 11:32:45,451 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-16 11:32:45,451 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-16 11:32:45,462 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 11:32:45" (1/1) ... [2022-10-16 11:32:45,462 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 11:32:45" (1/1) ... [2022-10-16 11:32:45,475 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 11:32:45" (1/1) ... [2022-10-16 11:32:45,476 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 11:32:45" (1/1) ... [2022-10-16 11:32:45,521 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 11:32:45" (1/1) ... [2022-10-16 11:32:45,527 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 11:32:45" (1/1) ... [2022-10-16 11:32:45,534 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 11:32:45" (1/1) ... [2022-10-16 11:32:45,538 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 11:32:45" (1/1) ... [2022-10-16 11:32:45,549 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-16 11:32:45,550 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-16 11:32:45,550 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-16 11:32:45,551 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-16 11:32:45,552 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 11:32:45" (1/1) ... [2022-10-16 11:32:45,560 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-10-16 11:32:45,576 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-10-16 11:32:45,598 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 11:32:45,624 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 11:32:45,674 INFO L130 BoogieDeclarations]: Found specification of procedure aws_is_mem_zeroed [2022-10-16 11:32:45,674 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_is_mem_zeroed [2022-10-16 11:32:45,675 INFO L130 BoogieDeclarations]: Found specification of procedure aws_linked_list_remove [2022-10-16 11:32:45,675 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_linked_list_remove [2022-10-16 11:32:45,675 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-10-16 11:32:45,676 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-10-16 11:32:45,676 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2022-10-16 11:32:45,677 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2022-10-16 11:32:45,677 INFO L130 BoogieDeclarations]: Found specification of procedure aws_linked_list_node_next_is_valid [2022-10-16 11:32:45,677 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_linked_list_node_next_is_valid [2022-10-16 11:32:45,677 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-10-16 11:32:45,679 INFO L130 BoogieDeclarations]: Found specification of procedure aws_linked_list_is_valid [2022-10-16 11:32:45,679 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_linked_list_is_valid [2022-10-16 11:32:45,679 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-16 11:32:45,679 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-10-16 11:32:45,680 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-16 11:32:45,680 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-16 11:32:45,680 INFO L130 BoogieDeclarations]: Found specification of procedure aws_linked_list_empty [2022-10-16 11:32:45,681 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_linked_list_empty [2022-10-16 11:32:45,682 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2022-10-16 11:32:45,682 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2022-10-16 11:32:45,682 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-10-16 11:32:45,683 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-10-16 11:32:45,683 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-10-16 11:32:45,684 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-10-16 11:32:45,684 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-10-16 11:32:45,684 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_uint64_t [2022-10-16 11:32:45,684 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_uint64_t [2022-10-16 11:32:45,685 INFO L130 BoogieDeclarations]: Found specification of procedure aws_linked_list_node_prev_is_valid [2022-10-16 11:32:45,685 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_linked_list_node_prev_is_valid [2022-10-16 11:32:45,685 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-16 11:32:46,037 INFO L235 CfgBuilder]: Building ICFG [2022-10-16 11:32:46,040 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-16 11:32:46,556 INFO L276 CfgBuilder]: Performing block encoding [2022-10-16 11:32:46,566 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-16 11:32:46,567 INFO L300 CfgBuilder]: Removed 5 assume(true) statements. [2022-10-16 11:32:46,569 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.10 11:32:46 BoogieIcfgContainer [2022-10-16 11:32:46,570 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-16 11:32:46,573 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-10-16 11:32:46,573 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-10-16 11:32:46,577 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-10-16 11:32:46,577 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 16.10 11:32:42" (1/3) ... [2022-10-16 11:32:46,578 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@27c1a01b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.10 11:32:46, skipping insertion in model container [2022-10-16 11:32:46,578 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 11:32:45" (2/3) ... [2022-10-16 11:32:46,579 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@27c1a01b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.10 11:32:46, skipping insertion in model container [2022-10-16 11:32:46,579 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.10 11:32:46" (3/3) ... [2022-10-16 11:32:46,581 INFO L112 eAbstractionObserver]: Analyzing ICFG aws_linked_list_pop_back_harness.i [2022-10-16 11:32:46,603 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-10-16 11:32:46,603 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 0 error locations. [2022-10-16 11:32:46,605 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@27c1a01b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 16.10 11:32:46, skipping insertion in model container [2022-10-16 11:32:46,605 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-10-16 11:32:46,608 INFO L158 Benchmark]: Toolchain (without parser) took 4183.58ms. Allocated memory was 151.0MB in the beginning and 215.0MB in the end (delta: 64.0MB). Free memory was 119.1MB in the beginning and 137.8MB in the end (delta: -18.7MB). Peak memory consumption was 45.9MB. Max. memory is 8.0GB. [2022-10-16 11:32:46,608 INFO L158 Benchmark]: CDTParser took 0.28ms. Allocated memory is still 151.0MB. Free memory is still 121.4MB. There was no memory consumed. Max. memory is 8.0GB. [2022-10-16 11:32:46,609 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2764.62ms. Allocated memory is still 151.0MB. Free memory was 118.9MB in the beginning and 93.8MB in the end (delta: 25.1MB). Peak memory consumption was 86.3MB. Max. memory is 8.0GB. [2022-10-16 11:32:46,610 INFO L158 Benchmark]: Boogie Procedure Inliner took 253.45ms. Allocated memory was 151.0MB in the beginning and 215.0MB in the end (delta: 64.0MB). Free memory was 93.8MB in the beginning and 177.7MB in the end (delta: -83.9MB). Peak memory consumption was 14.1MB. Max. memory is 8.0GB. [2022-10-16 11:32:46,611 INFO L158 Benchmark]: Boogie Preprocessor took 98.69ms. Allocated memory is still 215.0MB. Free memory was 177.7MB in the beginning and 174.1MB in the end (delta: 3.7MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. [2022-10-16 11:32:46,612 INFO L158 Benchmark]: RCFGBuilder took 1019.86ms. Allocated memory is still 215.0MB. Free memory was 174.1MB in the beginning and 140.5MB in the end (delta: 33.6MB). Peak memory consumption was 33.6MB. Max. memory is 8.0GB. [2022-10-16 11:32:46,613 INFO L158 Benchmark]: TraceAbstraction took 32.12ms. Allocated memory is still 215.0MB. Free memory was 140.0MB in the beginning and 137.8MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2022-10-16 11:32:46,617 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28ms. Allocated memory is still 151.0MB. Free memory is still 121.4MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 2764.62ms. Allocated memory is still 151.0MB. Free memory was 118.9MB in the beginning and 93.8MB in the end (delta: 25.1MB). Peak memory consumption was 86.3MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 253.45ms. Allocated memory was 151.0MB in the beginning and 215.0MB in the end (delta: 64.0MB). Free memory was 93.8MB in the beginning and 177.7MB in the end (delta: -83.9MB). Peak memory consumption was 14.1MB. Max. memory is 8.0GB. * Boogie Preprocessor took 98.69ms. Allocated memory is still 215.0MB. Free memory was 177.7MB in the beginning and 174.1MB in the end (delta: 3.7MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. * RCFGBuilder took 1019.86ms. Allocated memory is still 215.0MB. Free memory was 174.1MB in the beginning and 140.5MB in the end (delta: 33.6MB). Peak memory consumption was 33.6MB. Max. memory is 8.0GB. * TraceAbstraction took 32.12ms. Allocated memory is still 215.0MB. Free memory was 140.0MB in the beginning and 137.8MB 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 11:32:46,685 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...