/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_string_destroy_harness.i -------------------------------------------------------------------------------- This is Ultimate 0.2.2-dev-05d3305-m [2022-10-16 11:33:09,254 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-16 11:33:09,257 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-16 11:33:09,298 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-16 11:33:09,299 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-16 11:33:09,300 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-16 11:33:09,302 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-16 11:33:09,305 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-16 11:33:09,307 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-16 11:33:09,308 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-16 11:33:09,309 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-16 11:33:09,311 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-16 11:33:09,311 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-16 11:33:09,313 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-16 11:33:09,314 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-16 11:33:09,315 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-16 11:33:09,317 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-16 11:33:09,318 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-16 11:33:09,320 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-16 11:33:09,323 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-16 11:33:09,325 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-16 11:33:09,326 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-16 11:33:09,328 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-16 11:33:09,329 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-16 11:33:09,334 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-16 11:33:09,335 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-16 11:33:09,335 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-16 11:33:09,336 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-16 11:33:09,337 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-16 11:33:09,338 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-16 11:33:09,338 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-16 11:33:09,339 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-16 11:33:09,340 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-16 11:33:09,341 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-16 11:33:09,343 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-16 11:33:09,343 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-16 11:33:09,344 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-16 11:33:09,344 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-16 11:33:09,345 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-16 11:33:09,346 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-16 11:33:09,347 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-16 11:33:09,349 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 11:33:09,403 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-16 11:33:09,404 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-16 11:33:09,405 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-10-16 11:33:09,405 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-10-16 11:33:09,406 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-16 11:33:09,406 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-10-16 11:33:09,409 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-16 11:33:09,409 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-16 11:33:09,410 INFO L138 SettingsManager]: * Use SBE=true [2022-10-16 11:33:09,410 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-16 11:33:09,411 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-16 11:33:09,411 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-10-16 11:33:09,411 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-16 11:33:09,412 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-16 11:33:09,412 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-16 11:33:09,412 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-16 11:33:09,412 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-16 11:33:09,412 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-16 11:33:09,412 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-10-16 11:33:09,413 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-16 11:33:09,413 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-16 11:33:09,413 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-16 11:33:09,413 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-16 11:33:09,413 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-16 11:33:09,414 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-10-16 11:33:09,414 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-10-16 11:33:09,414 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-10-16 11:33:09,414 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-16 11:33:09,414 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-16 11:33:09,415 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-16 11:33:09,415 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-10-16 11:33:09,415 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-16 11:33:09,416 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-16 11:33:09,416 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2022-10-16 11:33:09,854 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-16 11:33:09,883 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-16 11:33:09,886 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-16 11:33:09,888 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-16 11:33:09,888 INFO L275 PluginConnector]: CDTParser initialized [2022-10-16 11:33:09,890 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/aws-c-common/aws_string_destroy_harness.i [2022-10-16 11:33:09,968 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/74e2d8e65/16afad899a304ae088384fed47704c32/FLAGb2258bf11 [2022-10-16 11:33:11,064 INFO L306 CDTParser]: Found 1 translation units. [2022-10-16 11:33:11,064 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/aws-c-common/aws_string_destroy_harness.i [2022-10-16 11:33:11,136 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/74e2d8e65/16afad899a304ae088384fed47704c32/FLAGb2258bf11 [2022-10-16 11:33:11,456 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/74e2d8e65/16afad899a304ae088384fed47704c32 [2022-10-16 11:33:11,460 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-16 11:33:11,466 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2022-10-16 11:33:11,470 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-16 11:33:11,470 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-16 11:33:11,475 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-16 11:33:11,475 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.10 11:33:11" (1/1) ... [2022-10-16 11:33:11,478 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4439d7e1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 11:33:11, skipping insertion in model container [2022-10-16 11:33:11,478 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.10 11:33:11" (1/1) ... [2022-10-16 11:33:11,487 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-16 11:33:11,648 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-16 11:33:11,969 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_string_destroy_harness.i[4492,4505] [2022-10-16 11:33:11,975 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_string_destroy_harness.i[4552,4565] [2022-10-16 11:33:13,381 WARN L1550 CHandler]: Possible shadowing of function index [2022-10-16 11:33:13,382 WARN L1550 CHandler]: Possible shadowing of function index [2022-10-16 11:33:13,382 WARN L1550 CHandler]: Possible shadowing of function index [2022-10-16 11:33:13,383 WARN L1550 CHandler]: Possible shadowing of function index [2022-10-16 11:33:13,385 WARN L1550 CHandler]: Possible shadowing of function index [2022-10-16 11:33:13,399 WARN L1550 CHandler]: Possible shadowing of function index [2022-10-16 11:33:13,400 WARN L1550 CHandler]: Possible shadowing of function index [2022-10-16 11:33:13,402 WARN L1550 CHandler]: Possible shadowing of function index [2022-10-16 11:33:13,402 WARN L1550 CHandler]: Possible shadowing of function index [2022-10-16 11:33:13,936 WARN L611 FunctionHandler]: implicit declaration of function __atomic_load_n [2022-10-16 11:33:13,938 WARN L611 FunctionHandler]: implicit declaration of function __atomic_store_n [2022-10-16 11:33:13,939 WARN L611 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2022-10-16 11:33:13,940 WARN L611 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2022-10-16 11:33:13,942 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2022-10-16 11:33:13,943 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2022-10-16 11:33:13,944 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2022-10-16 11:33:13,944 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2022-10-16 11:33:13,945 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2022-10-16 11:33:13,946 WARN L611 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2022-10-16 11:33:14,127 WARN L611 FunctionHandler]: implicit declaration of function __builtin_va_copy [2022-10-16 11:33:14,213 WARN L1550 CHandler]: Possible shadowing of function index [2022-10-16 11:33:14,213 WARN L1550 CHandler]: Possible shadowing of function index [2022-10-16 11:33:14,396 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-16 11:33:14,461 INFO L203 MainTranslator]: Completed pre-run [2022-10-16 11:33:14,478 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_string_destroy_harness.i[4492,4505] [2022-10-16 11:33:14,479 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_string_destroy_harness.i[4552,4565] [2022-10-16 11:33:14,518 WARN L1550 CHandler]: Possible shadowing of function index [2022-10-16 11:33:14,518 WARN L1550 CHandler]: Possible shadowing of function index [2022-10-16 11:33:14,518 WARN L1550 CHandler]: Possible shadowing of function index [2022-10-16 11:33:14,519 WARN L1550 CHandler]: Possible shadowing of function index [2022-10-16 11:33:14,520 WARN L1550 CHandler]: Possible shadowing of function index [2022-10-16 11:33:14,527 WARN L1550 CHandler]: Possible shadowing of function index [2022-10-16 11:33:14,527 WARN L1550 CHandler]: Possible shadowing of function index [2022-10-16 11:33:14,529 WARN L1550 CHandler]: Possible shadowing of function index [2022-10-16 11:33:14,529 WARN L1550 CHandler]: Possible shadowing of function index [2022-10-16 11:33:14,581 WARN L611 FunctionHandler]: implicit declaration of function __atomic_load_n [2022-10-16 11:33:14,582 WARN L611 FunctionHandler]: implicit declaration of function __atomic_store_n [2022-10-16 11:33:14,583 WARN L611 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2022-10-16 11:33:14,591 WARN L611 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2022-10-16 11:33:14,595 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2022-10-16 11:33:14,596 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2022-10-16 11:33:14,597 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2022-10-16 11:33:14,597 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2022-10-16 11:33:14,599 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2022-10-16 11:33:14,600 WARN L611 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2022-10-16 11:33:14,637 WARN L611 FunctionHandler]: implicit declaration of function __builtin_va_copy [2022-10-16 11:33:14,706 WARN L1550 CHandler]: Possible shadowing of function index [2022-10-16 11:33:14,706 WARN L1550 CHandler]: Possible shadowing of function index [2022-10-16 11:33:14,826 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-16 11:33:15,159 INFO L208 MainTranslator]: Completed translation [2022-10-16 11:33:15,160 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 11:33:15 WrapperNode [2022-10-16 11:33:15,160 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-16 11:33:15,161 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-16 11:33:15,161 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-16 11:33:15,162 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-16 11:33:15,171 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 11:33:15" (1/1) ... [2022-10-16 11:33:15,333 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 11:33:15" (1/1) ... [2022-10-16 11:33:15,433 INFO L138 Inliner]: procedures = 693, calls = 2659, calls flagged for inlining = 56, calls inlined = 7, statements flattened = 793 [2022-10-16 11:33:15,433 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-16 11:33:15,434 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-16 11:33:15,434 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-16 11:33:15,434 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-16 11:33:15,449 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 11:33:15" (1/1) ... [2022-10-16 11:33:15,449 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 11:33:15" (1/1) ... [2022-10-16 11:33:15,468 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 11:33:15" (1/1) ... [2022-10-16 11:33:15,469 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 11:33:15" (1/1) ... [2022-10-16 11:33:15,533 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 11:33:15" (1/1) ... [2022-10-16 11:33:15,544 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 11:33:15" (1/1) ... [2022-10-16 11:33:15,559 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 11:33:15" (1/1) ... [2022-10-16 11:33:15,570 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 11:33:15" (1/1) ... [2022-10-16 11:33:15,581 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-16 11:33:15,582 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-16 11:33:15,582 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-16 11:33:15,583 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-16 11:33:15,584 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 11:33:15" (1/1) ... [2022-10-16 11:33:15,592 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-10-16 11:33:15,605 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-10-16 11:33:15,625 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 11:33:15,637 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 11:33:15,705 INFO L130 BoogieDeclarations]: Found specification of procedure aws_string_is_valid [2022-10-16 11:33:15,705 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_string_is_valid [2022-10-16 11:33:15,705 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-10-16 11:33:15,705 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_bool [2022-10-16 11:33:15,706 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_bool [2022-10-16 11:33:15,706 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-10-16 11:33:15,707 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-10-16 11:33:15,707 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-16 11:33:15,707 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-10-16 11:33:15,708 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-16 11:33:15,708 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-16 11:33:15,708 INFO L130 BoogieDeclarations]: Found specification of procedure bounded_malloc [2022-10-16 11:33:15,709 INFO L138 BoogieDeclarations]: Found implementation of procedure bounded_malloc [2022-10-16 11:33:15,709 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-10-16 11:33:15,709 INFO L130 BoogieDeclarations]: Found specification of procedure aws_mem_release [2022-10-16 11:33:15,710 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_mem_release [2022-10-16 11:33:15,710 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-10-16 11:33:15,710 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-10-16 11:33:15,710 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-10-16 11:33:15,711 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-10-16 11:33:15,711 INFO L130 BoogieDeclarations]: Found specification of procedure can_fail_allocator [2022-10-16 11:33:15,711 INFO L138 BoogieDeclarations]: Found implementation of procedure can_fail_allocator [2022-10-16 11:33:15,712 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_uint64_t [2022-10-16 11:33:15,712 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_uint64_t [2022-10-16 11:33:15,713 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-10-16 11:33:15,713 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-16 11:33:16,070 INFO L235 CfgBuilder]: Building ICFG [2022-10-16 11:33:16,080 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-16 11:33:17,439 INFO L276 CfgBuilder]: Performing block encoding [2022-10-16 11:33:17,448 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-16 11:33:17,449 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-10-16 11:33:17,451 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.10 11:33:17 BoogieIcfgContainer [2022-10-16 11:33:17,451 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-16 11:33:17,455 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-10-16 11:33:17,455 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-10-16 11:33:17,459 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-10-16 11:33:17,459 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 16.10 11:33:11" (1/3) ... [2022-10-16 11:33:17,461 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@e834f4c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.10 11:33:17, skipping insertion in model container [2022-10-16 11:33:17,461 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 11:33:15" (2/3) ... [2022-10-16 11:33:17,462 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@e834f4c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.10 11:33:17, skipping insertion in model container [2022-10-16 11:33:17,463 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.10 11:33:17" (3/3) ... [2022-10-16 11:33:17,464 INFO L112 eAbstractionObserver]: Analyzing ICFG aws_string_destroy_harness.i [2022-10-16 11:33:17,492 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-10-16 11:33:17,492 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 0 error locations. [2022-10-16 11:33:17,499 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@e834f4c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 16.10 11:33:17, skipping insertion in model container [2022-10-16 11:33:17,499 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-10-16 11:33:17,503 INFO L158 Benchmark]: Toolchain (without parser) took 6038.77ms. Allocated memory was 152.0MB in the beginning and 248.5MB in the end (delta: 96.5MB). Free memory was 116.8MB in the beginning and 148.9MB in the end (delta: -32.1MB). Peak memory consumption was 65.2MB. Max. memory is 8.0GB. [2022-10-16 11:33:17,504 INFO L158 Benchmark]: CDTParser took 0.28ms. Allocated memory is still 152.0MB. Free memory was 122.3MB in the beginning and 122.2MB in the end (delta: 71.1kB). There was no memory consumed. Max. memory is 8.0GB. [2022-10-16 11:33:17,505 INFO L158 Benchmark]: CACSL2BoogieTranslator took 3690.36ms. Allocated memory was 152.0MB in the beginning and 182.5MB in the end (delta: 30.4MB). Free memory was 116.6MB in the beginning and 132.0MB in the end (delta: -15.4MB). Peak memory consumption was 105.1MB. Max. memory is 8.0GB. [2022-10-16 11:33:17,506 INFO L158 Benchmark]: Boogie Procedure Inliner took 272.23ms. Allocated memory is still 182.5MB. Free memory was 132.0MB in the beginning and 120.6MB in the end (delta: 11.4MB). Peak memory consumption was 11.5MB. Max. memory is 8.0GB. [2022-10-16 11:33:17,506 INFO L158 Benchmark]: Boogie Preprocessor took 147.23ms. Allocated memory is still 182.5MB. Free memory was 120.6MB in the beginning and 114.3MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 8.0GB. [2022-10-16 11:33:17,507 INFO L158 Benchmark]: RCFGBuilder took 1869.25ms. Allocated memory was 182.5MB in the beginning and 248.5MB in the end (delta: 66.1MB). Free memory was 114.3MB in the beginning and 151.6MB in the end (delta: -37.3MB). Peak memory consumption was 50.3MB. Max. memory is 8.0GB. [2022-10-16 11:33:17,508 INFO L158 Benchmark]: TraceAbstraction took 44.58ms. Allocated memory is still 248.5MB. Free memory was 151.1MB in the beginning and 148.9MB in the end (delta: 2.2MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2022-10-16 11:33:17,511 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 152.0MB. Free memory was 122.3MB in the beginning and 122.2MB in the end (delta: 71.1kB). There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 3690.36ms. Allocated memory was 152.0MB in the beginning and 182.5MB in the end (delta: 30.4MB). Free memory was 116.6MB in the beginning and 132.0MB in the end (delta: -15.4MB). Peak memory consumption was 105.1MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 272.23ms. Allocated memory is still 182.5MB. Free memory was 132.0MB in the beginning and 120.6MB in the end (delta: 11.4MB). Peak memory consumption was 11.5MB. Max. memory is 8.0GB. * Boogie Preprocessor took 147.23ms. Allocated memory is still 182.5MB. Free memory was 120.6MB in the beginning and 114.3MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 8.0GB. * RCFGBuilder took 1869.25ms. Allocated memory was 182.5MB in the beginning and 248.5MB in the end (delta: 66.1MB). Free memory was 114.3MB in the beginning and 151.6MB in the end (delta: -37.3MB). Peak memory consumption was 50.3MB. Max. memory is 8.0GB. * TraceAbstraction took 44.58ms. Allocated memory is still 248.5MB. Free memory was 151.1MB in the beginning and 148.9MB in the end (delta: 2.2MB). 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 11:33:17,574 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...