/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 [2022-10-15 20:36:23,839 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-15 20:36:23,843 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-15 20:36:23,898 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-15 20:36:23,899 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-15 20:36:23,903 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-15 20:36:23,908 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-15 20:36:23,916 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-15 20:36:23,919 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-15 20:36:23,926 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-15 20:36:23,927 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-15 20:36:23,930 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-15 20:36:23,931 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-15 20:36:23,934 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-15 20:36:23,936 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-15 20:36:23,941 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-15 20:36:23,943 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-15 20:36:23,945 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-15 20:36:23,949 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-15 20:36:23,956 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-15 20:36:23,958 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-15 20:36:23,965 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-15 20:36:23,967 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-15 20:36:23,970 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-15 20:36:23,982 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-15 20:36:23,983 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-15 20:36:23,983 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-15 20:36:23,986 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-15 20:36:23,986 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-15 20:36:23,988 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-15 20:36:23,988 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-15 20:36:23,989 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-15 20:36:23,991 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-15 20:36:23,992 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-15 20:36:23,994 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-15 20:36:23,994 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-15 20:36:23,995 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-15 20:36:23,995 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-15 20:36:23,995 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-15 20:36:23,996 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-15 20:36:23,997 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-15 20:36:23,998 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 [2022-10-15 20:36:24,056 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-15 20:36:24,056 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-15 20:36:24,057 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-10-15 20:36:24,057 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-10-15 20:36:24,059 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-15 20:36:24,060 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-10-15 20:36:24,062 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-15 20:36:24,063 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-15 20:36:24,063 INFO L138 SettingsManager]: * Use SBE=true [2022-10-15 20:36:24,064 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-15 20:36:24,065 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-15 20:36:24,065 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-10-15 20:36:24,065 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-15 20:36:24,065 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-15 20:36:24,066 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-15 20:36:24,066 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-15 20:36:24,066 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-15 20:36:24,066 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-15 20:36:24,067 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-10-15 20:36:24,067 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-15 20:36:24,067 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-15 20:36:24,067 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-15 20:36:24,067 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-15 20:36:24,068 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-15 20:36:24,068 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-10-15 20:36:24,068 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-10-15 20:36:24,068 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-10-15 20:36:24,069 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-15 20:36:24,069 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-15 20:36:24,069 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-15 20:36:24,069 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-10-15 20:36:24,070 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-15 20:36:24,070 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-15 20:36:24,070 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2022-10-15 20:36:24,477 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-15 20:36:24,508 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-15 20:36:24,512 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-15 20:36:24,514 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-15 20:36:24,515 INFO L275 PluginConnector]: CDTParser initialized [2022-10-15 20:36:24,516 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/aws-c-common/aws_string_destroy_harness.i [2022-10-15 20:36:24,603 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c1faca63f/8edc0ee4ff77441488327fd2fdd56f0a/FLAG317dedd33 [2022-10-15 20:36:25,598 INFO L306 CDTParser]: Found 1 translation units. [2022-10-15 20:36:25,599 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/aws-c-common/aws_string_destroy_harness.i [2022-10-15 20:36:25,649 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c1faca63f/8edc0ee4ff77441488327fd2fdd56f0a/FLAG317dedd33 [2022-10-15 20:36:25,985 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c1faca63f/8edc0ee4ff77441488327fd2fdd56f0a [2022-10-15 20:36:25,989 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-15 20:36:25,998 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2022-10-15 20:36:26,007 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-15 20:36:26,007 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-15 20:36:26,012 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-15 20:36:26,013 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 08:36:25" (1/1) ... [2022-10-15 20:36:26,015 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@789ca030 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 08:36:26, skipping insertion in model container [2022-10-15 20:36:26,016 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 08:36:25" (1/1) ... [2022-10-15 20:36:26,025 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-15 20:36:26,200 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-15 20:36:26,572 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] [2022-10-15 20:36:26,579 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] [2022-10-15 20:36:27,913 WARN L1550 CHandler]: Possible shadowing of function index [2022-10-15 20:36:27,921 WARN L1550 CHandler]: Possible shadowing of function index [2022-10-15 20:36:27,921 WARN L1550 CHandler]: Possible shadowing of function index [2022-10-15 20:36:27,926 WARN L1550 CHandler]: Possible shadowing of function index [2022-10-15 20:36:27,930 WARN L1550 CHandler]: Possible shadowing of function index [2022-10-15 20:36:27,962 WARN L1550 CHandler]: Possible shadowing of function index [2022-10-15 20:36:27,962 WARN L1550 CHandler]: Possible shadowing of function index [2022-10-15 20:36:27,965 WARN L1550 CHandler]: Possible shadowing of function index [2022-10-15 20:36:27,966 WARN L1550 CHandler]: Possible shadowing of function index [2022-10-15 20:36:28,393 WARN L611 FunctionHandler]: implicit declaration of function __atomic_load_n [2022-10-15 20:36:28,394 WARN L611 FunctionHandler]: implicit declaration of function __atomic_store_n [2022-10-15 20:36:28,395 WARN L611 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2022-10-15 20:36:28,403 WARN L611 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2022-10-15 20:36:28,405 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2022-10-15 20:36:28,406 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2022-10-15 20:36:28,407 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2022-10-15 20:36:28,407 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2022-10-15 20:36:28,408 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2022-10-15 20:36:28,409 WARN L611 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2022-10-15 20:36:28,576 WARN L611 FunctionHandler]: implicit declaration of function __builtin_va_copy [2022-10-15 20:36:28,659 WARN L1550 CHandler]: Possible shadowing of function index [2022-10-15 20:36:28,660 WARN L1550 CHandler]: Possible shadowing of function index [2022-10-15 20:36:28,804 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-15 20:36:28,934 INFO L203 MainTranslator]: Completed pre-run [2022-10-15 20:36:28,972 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] [2022-10-15 20:36:28,973 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] [2022-10-15 20:36:29,058 WARN L1550 CHandler]: Possible shadowing of function index [2022-10-15 20:36:29,058 WARN L1550 CHandler]: Possible shadowing of function index [2022-10-15 20:36:29,059 WARN L1550 CHandler]: Possible shadowing of function index [2022-10-15 20:36:29,059 WARN L1550 CHandler]: Possible shadowing of function index [2022-10-15 20:36:29,065 WARN L1550 CHandler]: Possible shadowing of function index [2022-10-15 20:36:29,072 WARN L1550 CHandler]: Possible shadowing of function index [2022-10-15 20:36:29,073 WARN L1550 CHandler]: Possible shadowing of function index [2022-10-15 20:36:29,074 WARN L1550 CHandler]: Possible shadowing of function index [2022-10-15 20:36:29,074 WARN L1550 CHandler]: Possible shadowing of function index [2022-10-15 20:36:29,111 WARN L611 FunctionHandler]: implicit declaration of function __atomic_load_n [2022-10-15 20:36:29,112 WARN L611 FunctionHandler]: implicit declaration of function __atomic_store_n [2022-10-15 20:36:29,113 WARN L611 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2022-10-15 20:36:29,114 WARN L611 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2022-10-15 20:36:29,115 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2022-10-15 20:36:29,116 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2022-10-15 20:36:29,116 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2022-10-15 20:36:29,117 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2022-10-15 20:36:29,117 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2022-10-15 20:36:29,118 WARN L611 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2022-10-15 20:36:29,140 WARN L611 FunctionHandler]: implicit declaration of function __builtin_va_copy [2022-10-15 20:36:29,199 WARN L1550 CHandler]: Possible shadowing of function index [2022-10-15 20:36:29,200 WARN L1550 CHandler]: Possible shadowing of function index [2022-10-15 20:36:29,272 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-15 20:36:29,548 INFO L208 MainTranslator]: Completed translation [2022-10-15 20:36:29,549 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 08:36:29 WrapperNode [2022-10-15 20:36:29,549 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-15 20:36:29,550 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-15 20:36:29,550 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-15 20:36:29,550 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-15 20:36:29,559 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 08:36:29" (1/1) ... [2022-10-15 20:36:29,732 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 08:36:29" (1/1) ... [2022-10-15 20:36:29,877 INFO L138 Inliner]: procedures = 693, calls = 2659, calls flagged for inlining = 56, calls inlined = 7, statements flattened = 793 [2022-10-15 20:36:29,878 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-15 20:36:29,880 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-15 20:36:29,880 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-15 20:36:29,881 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-15 20:36:29,894 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 08:36:29" (1/1) ... [2022-10-15 20:36:29,894 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 08:36:29" (1/1) ... [2022-10-15 20:36:29,914 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 08:36:29" (1/1) ... [2022-10-15 20:36:29,915 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 08:36:29" (1/1) ... [2022-10-15 20:36:29,982 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 08:36:29" (1/1) ... [2022-10-15 20:36:29,990 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 08:36:29" (1/1) ... [2022-10-15 20:36:30,001 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 08:36:29" (1/1) ... [2022-10-15 20:36:30,007 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 08:36:29" (1/1) ... [2022-10-15 20:36:30,020 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-15 20:36:30,021 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-15 20:36:30,021 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-15 20:36:30,021 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-15 20:36:30,022 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 08:36:29" (1/1) ... [2022-10-15 20:36:30,031 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-10-15 20:36:30,048 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-10-15 20:36:30,066 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) [2022-10-15 20:36:30,090 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 [2022-10-15 20:36:30,136 INFO L130 BoogieDeclarations]: Found specification of procedure aws_string_is_valid [2022-10-15 20:36:30,137 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_string_is_valid [2022-10-15 20:36:30,137 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-10-15 20:36:30,137 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_bool [2022-10-15 20:36:30,137 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_bool [2022-10-15 20:36:30,137 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-10-15 20:36:30,138 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-10-15 20:36:30,138 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-15 20:36:30,138 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-10-15 20:36:30,138 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-15 20:36:30,138 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-15 20:36:30,138 INFO L130 BoogieDeclarations]: Found specification of procedure bounded_malloc [2022-10-15 20:36:30,139 INFO L138 BoogieDeclarations]: Found implementation of procedure bounded_malloc [2022-10-15 20:36:30,139 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-10-15 20:36:30,139 INFO L130 BoogieDeclarations]: Found specification of procedure aws_mem_release [2022-10-15 20:36:30,139 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_mem_release [2022-10-15 20:36:30,139 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-10-15 20:36:30,140 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-10-15 20:36:30,140 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-10-15 20:36:30,140 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-10-15 20:36:30,140 INFO L130 BoogieDeclarations]: Found specification of procedure can_fail_allocator [2022-10-15 20:36:30,140 INFO L138 BoogieDeclarations]: Found implementation of procedure can_fail_allocator [2022-10-15 20:36:30,140 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_uint64_t [2022-10-15 20:36:30,141 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_uint64_t [2022-10-15 20:36:30,141 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-10-15 20:36:30,141 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-15 20:36:30,424 INFO L235 CfgBuilder]: Building ICFG [2022-10-15 20:36:30,427 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-15 20:36:32,075 INFO L276 CfgBuilder]: Performing block encoding [2022-10-15 20:36:32,083 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-15 20:36:32,083 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-10-15 20:36:32,085 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 08:36:32 BoogieIcfgContainer [2022-10-15 20:36:32,086 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-15 20:36:32,089 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-10-15 20:36:32,089 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-10-15 20:36:32,093 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-10-15 20:36:32,093 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 15.10 08:36:25" (1/3) ... [2022-10-15 20:36:32,094 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@21b96c11 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.10 08:36:32, skipping insertion in model container [2022-10-15 20:36:32,094 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 08:36:29" (2/3) ... [2022-10-15 20:36:32,095 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@21b96c11 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.10 08:36:32, skipping insertion in model container [2022-10-15 20:36:32,095 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 08:36:32" (3/3) ... [2022-10-15 20:36:32,096 INFO L112 eAbstractionObserver]: Analyzing ICFG aws_string_destroy_harness.i [2022-10-15 20:36:32,118 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-10-15 20:36:32,118 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 0 error locations. [2022-10-15 20:36:32,120 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@21b96c11 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 15.10 08:36:32, skipping insertion in model container [2022-10-15 20:36:32,120 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-10-15 20:36:32,122 INFO L158 Benchmark]: Toolchain (without parser) took 6129.02ms. Allocated memory was 151.0MB in the beginning and 204.5MB in the end (delta: 53.5MB). Free memory was 116.3MB in the beginning and 145.2MB in the end (delta: -28.9MB). Peak memory consumption was 26.0MB. Max. memory is 8.0GB. [2022-10-15 20:36:32,123 INFO L158 Benchmark]: CDTParser took 0.24ms. Allocated memory is still 125.8MB. Free memory is still 78.8MB. There was no memory consumed. Max. memory is 8.0GB. [2022-10-15 20:36:32,124 INFO L158 Benchmark]: CACSL2BoogieTranslator took 3542.66ms. Allocated memory was 151.0MB in the beginning and 204.5MB in the end (delta: 53.5MB). Free memory was 116.0MB in the beginning and 158.3MB in the end (delta: -42.3MB). Peak memory consumption was 68.5MB. Max. memory is 8.0GB. [2022-10-15 20:36:32,125 INFO L158 Benchmark]: Boogie Procedure Inliner took 328.29ms. Allocated memory is still 204.5MB. Free memory was 158.3MB in the beginning and 147.3MB in the end (delta: 11.0MB). Peak memory consumption was 10.5MB. Max. memory is 8.0GB. [2022-10-15 20:36:32,125 INFO L158 Benchmark]: Boogie Preprocessor took 139.98ms. Allocated memory is still 204.5MB. Free memory was 147.3MB in the beginning and 140.5MB in the end (delta: 6.8MB). Peak memory consumption was 7.3MB. Max. memory is 8.0GB. [2022-10-15 20:36:32,126 INFO L158 Benchmark]: RCFGBuilder took 2064.86ms. Allocated memory is still 204.5MB. Free memory was 140.5MB in the beginning and 147.9MB in the end (delta: -7.4MB). Peak memory consumption was 75.5MB. Max. memory is 8.0GB. [2022-10-15 20:36:32,127 INFO L158 Benchmark]: TraceAbstraction took 31.39ms. Allocated memory is still 204.5MB. Free memory was 147.4MB in the beginning and 145.2MB in the end (delta: 2.2MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2022-10-15 20:36:32,130 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24ms. Allocated memory is still 125.8MB. Free memory is still 78.8MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 3542.66ms. Allocated memory was 151.0MB in the beginning and 204.5MB in the end (delta: 53.5MB). Free memory was 116.0MB in the beginning and 158.3MB in the end (delta: -42.3MB). Peak memory consumption was 68.5MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 328.29ms. Allocated memory is still 204.5MB. Free memory was 158.3MB in the beginning and 147.3MB in the end (delta: 11.0MB). Peak memory consumption was 10.5MB. Max. memory is 8.0GB. * Boogie Preprocessor took 139.98ms. Allocated memory is still 204.5MB. Free memory was 147.3MB in the beginning and 140.5MB in the end (delta: 6.8MB). Peak memory consumption was 7.3MB. Max. memory is 8.0GB. * RCFGBuilder took 2064.86ms. Allocated memory is still 204.5MB. Free memory was 140.5MB in the beginning and 147.9MB in the end (delta: -7.4MB). Peak memory consumption was 75.5MB. Max. memory is 8.0GB. * TraceAbstraction took 31.39ms. Allocated memory is still 204.5MB. Free memory was 147.4MB in the beginning and 145.2MB 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! [2022-10-15 20:36:32,183 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...