./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/aws-c-common/aws_string_destroy_harness.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 2329fc70 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba6d6956-0a7f-4b5c-928f-b53c8efddf7e/bin/uautomizer-uyxdKDjOR8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba6d6956-0a7f-4b5c-928f-b53c8efddf7e/bin/uautomizer-uyxdKDjOR8/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba6d6956-0a7f-4b5c-928f-b53c8efddf7e/bin/uautomizer-uyxdKDjOR8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba6d6956-0a7f-4b5c-928f-b53c8efddf7e/bin/uautomizer-uyxdKDjOR8/config/AutomizerReach.xml -i ../../sv-benchmarks/c/aws-c-common/aws_string_destroy_harness.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba6d6956-0a7f-4b5c-928f-b53c8efddf7e/bin/uautomizer-uyxdKDjOR8/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba6d6956-0a7f-4b5c-928f-b53c8efddf7e/bin/uautomizer-uyxdKDjOR8 --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash e34b03d670b9dc83c77f9a1ce1b8f7e8876646ac6e894f5ec424298b73430d9a --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-2329fc7 [2022-12-13 21:18:51,048 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-13 21:18:51,050 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-13 21:18:51,069 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-13 21:18:51,069 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-13 21:18:51,070 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-13 21:18:51,071 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-13 21:18:51,073 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-13 21:18:51,075 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-13 21:18:51,075 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-13 21:18:51,076 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-13 21:18:51,078 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-13 21:18:51,078 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-13 21:18:51,079 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-13 21:18:51,080 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-13 21:18:51,081 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-13 21:18:51,082 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-13 21:18:51,083 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-13 21:18:51,084 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-13 21:18:51,086 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-13 21:18:51,087 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-13 21:18:51,089 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-13 21:18:51,090 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-13 21:18:51,091 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-13 21:18:51,094 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-13 21:18:51,094 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-13 21:18:51,095 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-13 21:18:51,096 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-13 21:18:51,096 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-13 21:18:51,097 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-13 21:18:51,097 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-13 21:18:51,098 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-13 21:18:51,099 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-13 21:18:51,100 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-13 21:18:51,100 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-13 21:18:51,101 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-13 21:18:51,101 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-13 21:18:51,102 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-13 21:18:51,102 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-13 21:18:51,103 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-13 21:18:51,103 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-13 21:18:51,104 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba6d6956-0a7f-4b5c-928f-b53c8efddf7e/bin/uautomizer-uyxdKDjOR8/config/svcomp-Reach-64bit-Automizer_Default.epf [2022-12-13 21:18:51,124 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-13 21:18:51,124 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-13 21:18:51,125 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-12-13 21:18:51,125 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-12-13 21:18:51,126 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-13 21:18:51,126 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-12-13 21:18:51,126 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-13 21:18:51,127 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-13 21:18:51,127 INFO L138 SettingsManager]: * Use SBE=true [2022-12-13 21:18:51,127 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-13 21:18:51,127 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-13 21:18:51,127 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-13 21:18:51,128 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-13 21:18:51,128 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-13 21:18:51,128 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-13 21:18:51,128 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-13 21:18:51,128 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-13 21:18:51,129 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-13 21:18:51,129 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-13 21:18:51,129 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-12-13 21:18:51,129 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-12-13 21:18:51,129 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-13 21:18:51,130 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-13 21:18:51,130 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-13 21:18:51,130 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-13 21:18:51,130 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-12-13 21:18:51,130 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-13 21:18:51,131 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-12-13 21:18:51,131 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-13 21:18:51,131 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2022-12-13 21:18:51,131 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-12-13 21:18:51,131 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2022-12-13 21:18:51,131 INFO L138 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba6d6956-0a7f-4b5c-928f-b53c8efddf7e/bin/uautomizer-uyxdKDjOR8/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba6d6956-0a7f-4b5c-928f-b53c8efddf7e/bin/uautomizer-uyxdKDjOR8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e34b03d670b9dc83c77f9a1ce1b8f7e8876646ac6e894f5ec424298b73430d9a [2022-12-13 21:18:51,320 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-13 21:18:51,338 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-13 21:18:51,341 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-13 21:18:51,342 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-13 21:18:51,342 INFO L275 PluginConnector]: CDTParser initialized [2022-12-13 21:18:51,343 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba6d6956-0a7f-4b5c-928f-b53c8efddf7e/bin/uautomizer-uyxdKDjOR8/../../sv-benchmarks/c/aws-c-common/aws_string_destroy_harness.i [2022-12-13 21:18:53,866 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-13 21:18:54,249 INFO L351 CDTParser]: Found 1 translation units. [2022-12-13 21:18:54,249 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba6d6956-0a7f-4b5c-928f-b53c8efddf7e/sv-benchmarks/c/aws-c-common/aws_string_destroy_harness.i [2022-12-13 21:18:54,278 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba6d6956-0a7f-4b5c-928f-b53c8efddf7e/bin/uautomizer-uyxdKDjOR8/data/a00ad6aee/f480153d5fb04b5190559767075ad501/FLAG9cf936def [2022-12-13 21:18:54,423 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba6d6956-0a7f-4b5c-928f-b53c8efddf7e/bin/uautomizer-uyxdKDjOR8/data/a00ad6aee/f480153d5fb04b5190559767075ad501 [2022-12-13 21:18:54,424 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-13 21:18:54,425 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-13 21:18:54,426 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-13 21:18:54,426 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-13 21:18:54,429 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-13 21:18:54,429 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.12 09:18:54" (1/1) ... [2022-12-13 21:18:54,430 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4822fc16 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 09:18:54, skipping insertion in model container [2022-12-13 21:18:54,435 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.12 09:18:54" (1/1) ... [2022-12-13 21:18:54,440 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-13 21:18:54,507 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-13 21:18:54,692 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba6d6956-0a7f-4b5c-928f-b53c8efddf7e/sv-benchmarks/c/aws-c-common/aws_string_destroy_harness.i[4492,4505] [2022-12-13 21:18:54,699 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba6d6956-0a7f-4b5c-928f-b53c8efddf7e/sv-benchmarks/c/aws-c-common/aws_string_destroy_harness.i[4552,4565] [2022-12-13 21:18:55,353 WARN L1576 CHandler]: Possible shadowing of function index [2022-12-13 21:18:55,354 WARN L1576 CHandler]: Possible shadowing of function index [2022-12-13 21:18:55,355 WARN L1576 CHandler]: Possible shadowing of function index [2022-12-13 21:18:55,356 WARN L1576 CHandler]: Possible shadowing of function index [2022-12-13 21:18:55,357 WARN L1576 CHandler]: Possible shadowing of function index [2022-12-13 21:18:55,371 WARN L1576 CHandler]: Possible shadowing of function index [2022-12-13 21:18:55,371 WARN L1576 CHandler]: Possible shadowing of function index [2022-12-13 21:18:55,373 WARN L1576 CHandler]: Possible shadowing of function index [2022-12-13 21:18:55,374 WARN L1576 CHandler]: Possible shadowing of function index [2022-12-13 21:18:55,441 WARN L623 FunctionHandler]: Unknown extern function htonl [2022-12-13 21:18:55,441 WARN L623 FunctionHandler]: Unknown extern function htonl [2022-12-13 21:18:55,442 WARN L623 FunctionHandler]: Unknown extern function htonl [2022-12-13 21:18:55,445 WARN L623 FunctionHandler]: Unknown extern function ntohl [2022-12-13 21:18:55,447 WARN L623 FunctionHandler]: Unknown extern function htons [2022-12-13 21:18:55,447 WARN L623 FunctionHandler]: Unknown extern function ntohs [2022-12-13 21:18:55,669 WARN L623 FunctionHandler]: Unknown extern function my_abort [2022-12-13 21:18:55,670 WARN L611 FunctionHandler]: implicit declaration of function __atomic_load_n [2022-12-13 21:18:55,670 WARN L611 FunctionHandler]: implicit declaration of function __atomic_store_n [2022-12-13 21:18:55,671 WARN L611 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2022-12-13 21:18:55,672 WARN L611 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2022-12-13 21:18:55,674 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2022-12-13 21:18:55,674 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2022-12-13 21:18:55,675 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2022-12-13 21:18:55,675 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2022-12-13 21:18:55,676 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2022-12-13 21:18:55,676 WARN L611 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2022-12-13 21:18:55,808 WARN L611 FunctionHandler]: implicit declaration of function __builtin_va_copy [2022-12-13 21:18:55,830 WARN L623 FunctionHandler]: Unknown extern function memchr [2022-12-13 21:18:55,841 WARN L623 FunctionHandler]: Unknown extern function memcmp [2022-12-13 21:18:55,866 WARN L623 FunctionHandler]: Unknown extern function memcmp [2022-12-13 21:18:55,875 WARN L1576 CHandler]: Possible shadowing of function index [2022-12-13 21:18:55,875 WARN L1576 CHandler]: Possible shadowing of function index [2022-12-13 21:18:55,937 WARN L623 FunctionHandler]: Unknown extern function fprintf [2022-12-13 21:18:55,947 WARN L623 FunctionHandler]: Unknown extern function fprintf [2022-12-13 21:18:55,948 WARN L623 FunctionHandler]: Unknown extern function fprintf [2022-12-13 21:18:55,954 WARN L623 FunctionHandler]: Unknown extern function memcmp [2022-12-13 21:18:55,967 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-13 21:18:56,005 INFO L203 MainTranslator]: Completed pre-run [2022-12-13 21:18:56,014 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba6d6956-0a7f-4b5c-928f-b53c8efddf7e/sv-benchmarks/c/aws-c-common/aws_string_destroy_harness.i[4492,4505] [2022-12-13 21:18:56,014 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba6d6956-0a7f-4b5c-928f-b53c8efddf7e/sv-benchmarks/c/aws-c-common/aws_string_destroy_harness.i[4552,4565] [2022-12-13 21:18:56,035 WARN L1576 CHandler]: Possible shadowing of function index [2022-12-13 21:18:56,036 WARN L1576 CHandler]: Possible shadowing of function index [2022-12-13 21:18:56,036 WARN L1576 CHandler]: Possible shadowing of function index [2022-12-13 21:18:56,036 WARN L1576 CHandler]: Possible shadowing of function index [2022-12-13 21:18:56,036 WARN L1576 CHandler]: Possible shadowing of function index [2022-12-13 21:18:56,040 WARN L1576 CHandler]: Possible shadowing of function index [2022-12-13 21:18:56,041 WARN L1576 CHandler]: Possible shadowing of function index [2022-12-13 21:18:56,041 WARN L1576 CHandler]: Possible shadowing of function index [2022-12-13 21:18:56,041 WARN L1576 CHandler]: Possible shadowing of function index [2022-12-13 21:18:56,046 WARN L623 FunctionHandler]: Unknown extern function htonl [2022-12-13 21:18:56,046 WARN L623 FunctionHandler]: Unknown extern function htonl [2022-12-13 21:18:56,046 WARN L623 FunctionHandler]: Unknown extern function htonl [2022-12-13 21:18:56,048 WARN L623 FunctionHandler]: Unknown extern function ntohl [2022-12-13 21:18:56,049 WARN L623 FunctionHandler]: Unknown extern function htons [2022-12-13 21:18:56,049 WARN L623 FunctionHandler]: Unknown extern function ntohs [2022-12-13 21:18:56,061 WARN L623 FunctionHandler]: Unknown extern function my_abort [2022-12-13 21:18:56,062 WARN L611 FunctionHandler]: implicit declaration of function __atomic_load_n [2022-12-13 21:18:56,062 WARN L611 FunctionHandler]: implicit declaration of function __atomic_store_n [2022-12-13 21:18:56,062 WARN L611 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2022-12-13 21:18:56,063 WARN L611 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2022-12-13 21:18:56,063 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2022-12-13 21:18:56,064 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2022-12-13 21:18:56,064 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2022-12-13 21:18:56,064 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2022-12-13 21:18:56,065 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2022-12-13 21:18:56,065 WARN L611 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2022-12-13 21:18:56,078 WARN L611 FunctionHandler]: implicit declaration of function __builtin_va_copy [2022-12-13 21:18:56,087 WARN L623 FunctionHandler]: Unknown extern function memchr [2022-12-13 21:18:56,090 WARN L623 FunctionHandler]: Unknown extern function memcmp [2022-12-13 21:18:56,105 WARN L623 FunctionHandler]: Unknown extern function memcmp [2022-12-13 21:18:56,111 WARN L1576 CHandler]: Possible shadowing of function index [2022-12-13 21:18:56,112 WARN L1576 CHandler]: Possible shadowing of function index [2022-12-13 21:18:56,133 WARN L623 FunctionHandler]: Unknown extern function fprintf [2022-12-13 21:18:56,137 WARN L623 FunctionHandler]: Unknown extern function fprintf [2022-12-13 21:18:56,138 WARN L623 FunctionHandler]: Unknown extern function fprintf [2022-12-13 21:18:56,141 WARN L623 FunctionHandler]: Unknown extern function memcmp [2022-12-13 21:18:56,148 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-13 21:18:56,355 INFO L208 MainTranslator]: Completed translation [2022-12-13 21:18:56,356 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 09:18:56 WrapperNode [2022-12-13 21:18:56,356 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-13 21:18:56,356 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-13 21:18:56,356 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-13 21:18:56,357 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-13 21:18:56,361 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 09:18:56" (1/1) ... [2022-12-13 21:18:56,426 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 09:18:56" (1/1) ... [2022-12-13 21:18:56,482 INFO L138 Inliner]: procedures = 693, calls = 2658, calls flagged for inlining = 56, calls inlined = 7, statements flattened = 792 [2022-12-13 21:18:56,483 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-13 21:18:56,484 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-13 21:18:56,484 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-13 21:18:56,484 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-13 21:18:56,493 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 09:18:56" (1/1) ... [2022-12-13 21:18:56,493 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 09:18:56" (1/1) ... [2022-12-13 21:18:56,500 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 09:18:56" (1/1) ... [2022-12-13 21:18:56,501 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 09:18:56" (1/1) ... [2022-12-13 21:18:56,527 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 09:18:56" (1/1) ... [2022-12-13 21:18:56,529 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 09:18:56" (1/1) ... [2022-12-13 21:18:56,535 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 09:18:56" (1/1) ... [2022-12-13 21:18:56,538 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 09:18:56" (1/1) ... [2022-12-13 21:18:56,546 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-13 21:18:56,547 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-13 21:18:56,547 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-13 21:18:56,547 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-13 21:18:56,548 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 09:18:56" (1/1) ... [2022-12-13 21:18:56,555 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-13 21:18:56,563 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba6d6956-0a7f-4b5c-928f-b53c8efddf7e/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:18:56,574 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba6d6956-0a7f-4b5c-928f-b53c8efddf7e/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-12-13 21:18:56,576 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba6d6956-0a7f-4b5c-928f-b53c8efddf7e/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-12-13 21:18:56,601 INFO L130 BoogieDeclarations]: Found specification of procedure aws_string_is_valid [2022-12-13 21:18:56,601 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_string_is_valid [2022-12-13 21:18:56,601 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-12-13 21:18:56,601 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_bool [2022-12-13 21:18:56,601 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_bool [2022-12-13 21:18:56,601 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-12-13 21:18:56,602 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-12-13 21:18:56,602 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-13 21:18:56,602 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-12-13 21:18:56,602 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-13 21:18:56,602 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-13 21:18:56,602 INFO L130 BoogieDeclarations]: Found specification of procedure bounded_malloc [2022-12-13 21:18:56,602 INFO L138 BoogieDeclarations]: Found implementation of procedure bounded_malloc [2022-12-13 21:18:56,602 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-12-13 21:18:56,602 INFO L130 BoogieDeclarations]: Found specification of procedure aws_mem_release [2022-12-13 21:18:56,602 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_mem_release [2022-12-13 21:18:56,602 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-12-13 21:18:56,602 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-12-13 21:18:56,603 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-12-13 21:18:56,603 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-12-13 21:18:56,603 INFO L130 BoogieDeclarations]: Found specification of procedure can_fail_allocator [2022-12-13 21:18:56,603 INFO L138 BoogieDeclarations]: Found implementation of procedure can_fail_allocator [2022-12-13 21:18:56,603 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_uint64_t [2022-12-13 21:18:56,603 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_uint64_t [2022-12-13 21:18:56,603 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-12-13 21:18:56,603 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-12-13 21:18:56,801 INFO L235 CfgBuilder]: Building ICFG [2022-12-13 21:18:56,803 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-13 21:18:57,490 INFO L276 CfgBuilder]: Performing block encoding [2022-12-13 21:18:57,494 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-13 21:18:57,495 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-12-13 21:18:57,496 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.12 09:18:57 BoogieIcfgContainer [2022-12-13 21:18:57,496 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-13 21:18:57,498 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-12-13 21:18:57,498 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-12-13 21:18:57,500 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-12-13 21:18:57,500 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.12 09:18:54" (1/3) ... [2022-12-13 21:18:57,501 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@462c8c0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.12 09:18:57, skipping insertion in model container [2022-12-13 21:18:57,501 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 09:18:56" (2/3) ... [2022-12-13 21:18:57,501 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@462c8c0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.12 09:18:57, skipping insertion in model container [2022-12-13 21:18:57,501 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.12 09:18:57" (3/3) ... [2022-12-13 21:18:57,502 INFO L112 eAbstractionObserver]: Analyzing ICFG aws_string_destroy_harness.i [2022-12-13 21:18:57,516 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-12-13 21:18:57,516 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 0 error locations. [2022-12-13 21:18:57,517 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@462c8c0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 13.12 09:18:57, skipping insertion in model container [2022-12-13 21:18:57,517 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-12-13 21:18:57,518 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-12-13 21:18:57,518 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-12-13 21:18:57,518 INFO L275 PluginConnector]: Witness Printer initialized [2022-12-13 21:18:57,519 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.12 09:18:57" (3/3) ... [2022-12-13 21:18:57,521 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-12-13 21:18:57,526 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure bounded_malloc [2022-12-13 21:18:57,526 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure nondet_uint64_t [2022-12-13 21:18:57,526 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure nondet_bool [2022-12-13 21:18:57,526 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure aws_mem_release [2022-12-13 21:18:57,526 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure assume_abort_if_not [2022-12-13 21:18:57,526 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure can_fail_allocator [2022-12-13 21:18:57,526 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure aws_string_is_valid [2022-12-13 21:18:57,543 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 120 nodes and edges [2022-12-13 21:18:57,544 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 55 nodes and edges [2022-12-13 21:18:57,545 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 26 nodes and edges [2022-12-13 21:18:57,546 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 13 nodes and edges [2022-12-13 21:18:57,546 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 7 nodes and edges [2022-12-13 21:18:57,547 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2022-12-13 21:18:57,548 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2022-12-13 21:18:57,549 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-12-13 21:18:57,927 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba6d6956-0a7f-4b5c-928f-b53c8efddf7e/bin/uautomizer-uyxdKDjOR8/witness.graphml [2022-12-13 21:18:57,927 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-12-13 21:18:57,928 INFO L158 Benchmark]: Toolchain (without parser) took 3502.40ms. Allocated memory was 174.1MB in the beginning and 209.7MB in the end (delta: 35.7MB). Free memory was 143.1MB in the beginning and 116.6MB in the end (delta: 26.4MB). Peak memory consumption was 132.4MB. Max. memory is 16.1GB. [2022-12-13 21:18:57,929 INFO L158 Benchmark]: CDTParser took 0.15ms. Allocated memory is still 113.2MB. Free memory is still 83.3MB. There was no memory consumed. Max. memory is 16.1GB. [2022-12-13 21:18:57,929 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1929.67ms. Allocated memory is still 174.1MB. Free memory was 142.9MB in the beginning and 80.1MB in the end (delta: 62.8MB). Peak memory consumption was 100.2MB. Max. memory is 16.1GB. [2022-12-13 21:18:57,929 INFO L158 Benchmark]: Boogie Procedure Inliner took 126.58ms. Allocated memory is still 174.1MB. Free memory was 80.1MB in the beginning and 68.5MB in the end (delta: 11.5MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2022-12-13 21:18:57,929 INFO L158 Benchmark]: Boogie Preprocessor took 62.97ms. Allocated memory is still 174.1MB. Free memory was 68.5MB in the beginning and 62.2MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2022-12-13 21:18:57,930 INFO L158 Benchmark]: RCFGBuilder took 949.21ms. Allocated memory was 174.1MB in the beginning and 209.7MB in the end (delta: 35.7MB). Free memory was 62.2MB in the beginning and 76.6MB in the end (delta: -14.3MB). Peak memory consumption was 24.5MB. Max. memory is 16.1GB. [2022-12-13 21:18:57,930 INFO L158 Benchmark]: TraceAbstraction took 19.68ms. Allocated memory is still 209.7MB. Free memory was 75.5MB in the beginning and 73.4MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-13 21:18:57,930 INFO L158 Benchmark]: Witness Printer took 409.20ms. Allocated memory is still 209.7MB. Free memory was 73.4MB in the beginning and 116.6MB in the end (delta: -43.2MB). Peak memory consumption was 26.6MB. Max. memory is 16.1GB. [2022-12-13 21:18:57,932 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15ms. Allocated memory is still 113.2MB. Free memory is still 83.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1929.67ms. Allocated memory is still 174.1MB. Free memory was 142.9MB in the beginning and 80.1MB in the end (delta: 62.8MB). Peak memory consumption was 100.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 126.58ms. Allocated memory is still 174.1MB. Free memory was 80.1MB in the beginning and 68.5MB in the end (delta: 11.5MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Preprocessor took 62.97ms. Allocated memory is still 174.1MB. Free memory was 68.5MB in the beginning and 62.2MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * RCFGBuilder took 949.21ms. Allocated memory was 174.1MB in the beginning and 209.7MB in the end (delta: 35.7MB). Free memory was 62.2MB in the beginning and 76.6MB in the end (delta: -14.3MB). Peak memory consumption was 24.5MB. Max. memory is 16.1GB. * TraceAbstraction took 19.68ms. Allocated memory is still 209.7MB. Free memory was 75.5MB in the beginning and 73.4MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Witness Printer took 409.20ms. Allocated memory is still 209.7MB. Free memory was 73.4MB in the beginning and 116.6MB in the end (delta: -43.2MB). Peak memory consumption was 26.6MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - AllSpecificationsHoldResult: All specifications hold We were not able to verify any specification because the program does not contain any specification. RESULT: Ultimate proved your program to be correct! [2022-12-13 21:18:57,943 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba6d6956-0a7f-4b5c-928f-b53c8efddf7e/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE