./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 dbf71c69 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c64e3ef-8305-4c9a-a89e-18e6c019238d/bin/uautomizer-J5u9QxTXDZ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c64e3ef-8305-4c9a-a89e-18e6c019238d/bin/uautomizer-J5u9QxTXDZ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c64e3ef-8305-4c9a-a89e-18e6c019238d/bin/uautomizer-J5u9QxTXDZ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c64e3ef-8305-4c9a-a89e-18e6c019238d/bin/uautomizer-J5u9QxTXDZ/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_8c64e3ef-8305-4c9a-a89e-18e6c019238d/bin/uautomizer-J5u9QxTXDZ/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c64e3ef-8305-4c9a-a89e-18e6c019238d/bin/uautomizer-J5u9QxTXDZ --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-dbf71c6-m [2022-10-17 11:03:52,354 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 11:03:52,357 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 11:03:52,411 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 11:03:52,412 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 11:03:52,417 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 11:03:52,421 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 11:03:52,433 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 11:03:52,437 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 11:03:52,447 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 11:03:52,449 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 11:03:52,452 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 11:03:52,453 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 11:03:52,459 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 11:03:52,462 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 11:03:52,465 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 11:03:52,469 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 11:03:52,470 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 11:03:52,473 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 11:03:52,478 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 11:03:52,480 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 11:03:52,486 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 11:03:52,487 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 11:03:52,489 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 11:03:52,495 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 11:03:52,495 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 11:03:52,496 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 11:03:52,497 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 11:03:52,498 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 11:03:52,500 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 11:03:52,500 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 11:03:52,502 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 11:03:52,503 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 11:03:52,509 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 11:03:52,513 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 11:03:52,514 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 11:03:52,515 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 11:03:52,515 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 11:03:52,516 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 11:03:52,517 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 11:03:52,518 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 11:03:52,519 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c64e3ef-8305-4c9a-a89e-18e6c019238d/bin/uautomizer-J5u9QxTXDZ/config/svcomp-Reach-64bit-Automizer_Default.epf [2022-10-17 11:03:52,574 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 11:03:52,584 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 11:03:52,585 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-10-17 11:03:52,585 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-10-17 11:03:52,586 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 11:03:52,587 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-10-17 11:03:52,588 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 11:03:52,588 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 11:03:52,588 INFO L138 SettingsManager]: * Use SBE=true [2022-10-17 11:03:52,589 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 11:03:52,589 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 11:03:52,590 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 11:03:52,590 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 11:03:52,590 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 11:03:52,590 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 11:03:52,591 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 11:03:52,591 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 11:03:52,591 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 11:03:52,592 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 11:03:52,592 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-10-17 11:03:52,592 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-10-17 11:03:52,593 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-10-17 11:03:52,594 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 11:03:52,594 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 11:03:52,595 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 11:03:52,595 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-10-17 11:03:52,595 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 11:03:52,596 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-10-17 11:03:52,597 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-10-17 11:03:52,597 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 11:03:52,598 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:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c64e3ef-8305-4c9a-a89e-18e6c019238d/bin/uautomizer-J5u9QxTXDZ/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c64e3ef-8305-4c9a-a89e-18e6c019238d/bin/uautomizer-J5u9QxTXDZ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e34b03d670b9dc83c77f9a1ce1b8f7e8876646ac6e894f5ec424298b73430d9a [2022-10-17 11:03:52,950 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 11:03:52,991 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 11:03:52,996 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 11:03:53,000 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 11:03:53,001 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 11:03:53,003 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c64e3ef-8305-4c9a-a89e-18e6c019238d/bin/uautomizer-J5u9QxTXDZ/../../sv-benchmarks/c/aws-c-common/aws_string_destroy_harness.i [2022-10-17 11:03:53,088 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c64e3ef-8305-4c9a-a89e-18e6c019238d/bin/uautomizer-J5u9QxTXDZ/data/9ebeaa9ae/6e32bb6cccd44c259cb414d6aa616843/FLAGb49b13179 [2022-10-17 11:03:54,133 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 11:03:54,137 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c64e3ef-8305-4c9a-a89e-18e6c019238d/sv-benchmarks/c/aws-c-common/aws_string_destroy_harness.i [2022-10-17 11:03:54,211 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c64e3ef-8305-4c9a-a89e-18e6c019238d/bin/uautomizer-J5u9QxTXDZ/data/9ebeaa9ae/6e32bb6cccd44c259cb414d6aa616843/FLAGb49b13179 [2022-10-17 11:03:54,494 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c64e3ef-8305-4c9a-a89e-18e6c019238d/bin/uautomizer-J5u9QxTXDZ/data/9ebeaa9ae/6e32bb6cccd44c259cb414d6aa616843 [2022-10-17 11:03:54,497 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 11:03:54,498 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 11:03:54,500 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 11:03:54,500 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 11:03:54,503 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 11:03:54,504 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 11:03:54" (1/1) ... [2022-10-17 11:03:54,505 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@da820cf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 11:03:54, skipping insertion in model container [2022-10-17 11:03:54,506 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 11:03:54" (1/1) ... [2022-10-17 11:03:54,518 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 11:03:54,666 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 11:03:55,114 WARN L230 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_8c64e3ef-8305-4c9a-a89e-18e6c019238d/sv-benchmarks/c/aws-c-common/aws_string_destroy_harness.i[4492,4505] [2022-10-17 11:03:55,123 WARN L230 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_8c64e3ef-8305-4c9a-a89e-18e6c019238d/sv-benchmarks/c/aws-c-common/aws_string_destroy_harness.i[4552,4565] [2022-10-17 11:03:56,569 WARN L1550 CHandler]: Possible shadowing of function index [2022-10-17 11:03:56,570 WARN L1550 CHandler]: Possible shadowing of function index [2022-10-17 11:03:56,573 WARN L1550 CHandler]: Possible shadowing of function index [2022-10-17 11:03:56,577 WARN L1550 CHandler]: Possible shadowing of function index [2022-10-17 11:03:56,579 WARN L1550 CHandler]: Possible shadowing of function index [2022-10-17 11:03:56,606 WARN L1550 CHandler]: Possible shadowing of function index [2022-10-17 11:03:56,607 WARN L1550 CHandler]: Possible shadowing of function index [2022-10-17 11:03:56,615 WARN L1550 CHandler]: Possible shadowing of function index [2022-10-17 11:03:56,616 WARN L1550 CHandler]: Possible shadowing of function index [2022-10-17 11:03:57,224 WARN L611 FunctionHandler]: implicit declaration of function __atomic_load_n [2022-10-17 11:03:57,226 WARN L611 FunctionHandler]: implicit declaration of function __atomic_store_n [2022-10-17 11:03:57,228 WARN L611 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2022-10-17 11:03:57,230 WARN L611 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2022-10-17 11:03:57,259 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2022-10-17 11:03:57,262 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2022-10-17 11:03:57,264 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2022-10-17 11:03:57,266 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2022-10-17 11:03:57,269 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2022-10-17 11:03:57,273 WARN L611 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2022-10-17 11:03:57,607 WARN L611 FunctionHandler]: implicit declaration of function __builtin_va_copy [2022-10-17 11:03:57,716 WARN L1550 CHandler]: Possible shadowing of function index [2022-10-17 11:03:57,716 WARN L1550 CHandler]: Possible shadowing of function index [2022-10-17 11:03:57,886 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 11:03:57,963 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 11:03:57,993 WARN L230 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_8c64e3ef-8305-4c9a-a89e-18e6c019238d/sv-benchmarks/c/aws-c-common/aws_string_destroy_harness.i[4492,4505] [2022-10-17 11:03:57,994 WARN L230 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_8c64e3ef-8305-4c9a-a89e-18e6c019238d/sv-benchmarks/c/aws-c-common/aws_string_destroy_harness.i[4552,4565] [2022-10-17 11:03:58,081 WARN L1550 CHandler]: Possible shadowing of function index [2022-10-17 11:03:58,082 WARN L1550 CHandler]: Possible shadowing of function index [2022-10-17 11:03:58,082 WARN L1550 CHandler]: Possible shadowing of function index [2022-10-17 11:03:58,083 WARN L1550 CHandler]: Possible shadowing of function index [2022-10-17 11:03:58,084 WARN L1550 CHandler]: Possible shadowing of function index [2022-10-17 11:03:58,102 WARN L1550 CHandler]: Possible shadowing of function index [2022-10-17 11:03:58,103 WARN L1550 CHandler]: Possible shadowing of function index [2022-10-17 11:03:58,111 WARN L1550 CHandler]: Possible shadowing of function index [2022-10-17 11:03:58,112 WARN L1550 CHandler]: Possible shadowing of function index [2022-10-17 11:03:58,183 WARN L611 FunctionHandler]: implicit declaration of function __atomic_load_n [2022-10-17 11:03:58,185 WARN L611 FunctionHandler]: implicit declaration of function __atomic_store_n [2022-10-17 11:03:58,187 WARN L611 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2022-10-17 11:03:58,196 WARN L611 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2022-10-17 11:03:58,198 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2022-10-17 11:03:58,199 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2022-10-17 11:03:58,202 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2022-10-17 11:03:58,203 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2022-10-17 11:03:58,204 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2022-10-17 11:03:58,214 WARN L611 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2022-10-17 11:03:58,267 WARN L611 FunctionHandler]: implicit declaration of function __builtin_va_copy [2022-10-17 11:03:58,326 WARN L1550 CHandler]: Possible shadowing of function index [2022-10-17 11:03:58,327 WARN L1550 CHandler]: Possible shadowing of function index [2022-10-17 11:03:58,472 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 11:03:58,871 INFO L208 MainTranslator]: Completed translation [2022-10-17 11:03:58,872 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 11:03:58 WrapperNode [2022-10-17 11:03:58,872 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 11:03:58,874 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 11:03:58,874 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 11:03:58,874 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 11:03:58,884 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 11:03:58" (1/1) ... [2022-10-17 11:03:59,092 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 11:03:58" (1/1) ... [2022-10-17 11:03:59,219 INFO L138 Inliner]: procedures = 693, calls = 2659, calls flagged for inlining = 56, calls inlined = 7, statements flattened = 793 [2022-10-17 11:03:59,220 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 11:03:59,221 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 11:03:59,221 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 11:03:59,221 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 11:03:59,234 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 11:03:58" (1/1) ... [2022-10-17 11:03:59,234 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 11:03:58" (1/1) ... [2022-10-17 11:03:59,248 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 11:03:58" (1/1) ... [2022-10-17 11:03:59,249 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 11:03:58" (1/1) ... [2022-10-17 11:03:59,296 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 11:03:58" (1/1) ... [2022-10-17 11:03:59,313 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 11:03:58" (1/1) ... [2022-10-17 11:03:59,322 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 11:03:58" (1/1) ... [2022-10-17 11:03:59,349 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 11:03:58" (1/1) ... [2022-10-17 11:03:59,365 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 11:03:59,366 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 11:03:59,366 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 11:03:59,366 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 11:03:59,368 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 11:03:58" (1/1) ... [2022-10-17 11:03:59,385 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-10-17 11:03:59,400 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c64e3ef-8305-4c9a-a89e-18e6c019238d/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 11:03:59,418 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c64e3ef-8305-4c9a-a89e-18e6c019238d/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-10-17 11:03:59,442 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c64e3ef-8305-4c9a-a89e-18e6c019238d/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-10-17 11:03:59,489 INFO L130 BoogieDeclarations]: Found specification of procedure aws_string_is_valid [2022-10-17 11:03:59,489 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_string_is_valid [2022-10-17 11:03:59,489 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-10-17 11:03:59,490 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_bool [2022-10-17 11:03:59,490 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_bool [2022-10-17 11:03:59,490 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-10-17 11:03:59,490 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-10-17 11:03:59,491 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 11:03:59,491 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-10-17 11:03:59,492 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 11:03:59,492 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 11:03:59,494 INFO L130 BoogieDeclarations]: Found specification of procedure bounded_malloc [2022-10-17 11:03:59,494 INFO L138 BoogieDeclarations]: Found implementation of procedure bounded_malloc [2022-10-17 11:03:59,494 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-10-17 11:03:59,496 INFO L130 BoogieDeclarations]: Found specification of procedure aws_mem_release [2022-10-17 11:03:59,496 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_mem_release [2022-10-17 11:03:59,496 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-10-17 11:03:59,496 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-10-17 11:03:59,496 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-10-17 11:03:59,497 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-10-17 11:03:59,497 INFO L130 BoogieDeclarations]: Found specification of procedure can_fail_allocator [2022-10-17 11:03:59,498 INFO L138 BoogieDeclarations]: Found implementation of procedure can_fail_allocator [2022-10-17 11:03:59,498 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_uint64_t [2022-10-17 11:03:59,498 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_uint64_t [2022-10-17 11:03:59,498 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-10-17 11:03:59,499 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-17 11:03:59,994 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 11:03:59,997 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 11:04:02,062 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 11:04:02,071 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 11:04:02,072 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-10-17 11:04:02,075 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 11:04:02 BoogieIcfgContainer [2022-10-17 11:04:02,075 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-17 11:04:02,078 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-10-17 11:04:02,079 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-10-17 11:04:02,083 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-10-17 11:04:02,084 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 17.10 11:03:54" (1/3) ... [2022-10-17 11:04:02,085 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1cc3b293 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.10 11:04:02, skipping insertion in model container [2022-10-17 11:04:02,085 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 11:03:58" (2/3) ... [2022-10-17 11:04:02,086 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1cc3b293 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.10 11:04:02, skipping insertion in model container [2022-10-17 11:04:02,086 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 11:04:02" (3/3) ... [2022-10-17 11:04:02,088 INFO L112 eAbstractionObserver]: Analyzing ICFG aws_string_destroy_harness.i [2022-10-17 11:04:02,114 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-10-17 11:04:02,114 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 0 error locations. [2022-10-17 11:04:02,116 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1cc3b293 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 17.10 11:04:02, skipping insertion in model container [2022-10-17 11:04:02,117 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-10-17 11:04:02,118 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-10-17 11:04:02,118 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-10-17 11:04:02,119 INFO L275 PluginConnector]: Witness Printer initialized [2022-10-17 11:04:02,119 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 11:04:02" (3/3) ... [2022-10-17 11:04:02,124 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-10-17 11:04:02,133 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure bounded_malloc [2022-10-17 11:04:02,133 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure nondet_uint64_t [2022-10-17 11:04:02,134 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure nondet_bool [2022-10-17 11:04:02,134 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure aws_mem_release [2022-10-17 11:04:02,135 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure assume_abort_if_not [2022-10-17 11:04:02,135 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure can_fail_allocator [2022-10-17 11:04:02,135 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure aws_string_is_valid [2022-10-17 11:04:02,155 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 120 nodes and edges [2022-10-17 11:04:02,157 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 56 nodes and edges [2022-10-17 11:04:02,160 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 26 nodes and edges [2022-10-17 11:04:02,162 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 13 nodes and edges [2022-10-17 11:04:02,164 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 7 nodes and edges [2022-10-17 11:04:02,166 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2022-10-17 11:04:02,168 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2022-10-17 11:04:02,170 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-10-17 11:04:03,091 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c64e3ef-8305-4c9a-a89e-18e6c019238d/bin/uautomizer-J5u9QxTXDZ/witness.graphml [2022-10-17 11:04:03,092 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-10-17 11:04:03,094 INFO L158 Benchmark]: Toolchain (without parser) took 8594.43ms. Allocated memory was 88.1MB in the beginning and 182.5MB in the end (delta: 94.4MB). Free memory was 54.3MB in the beginning and 120.0MB in the end (delta: -65.7MB). Peak memory consumption was 86.9MB. Max. memory is 16.1GB. [2022-10-17 11:04:03,094 INFO L158 Benchmark]: CDTParser took 0.41ms. Allocated memory is still 88.1MB. Free memory is still 60.9MB. There was no memory consumed. Max. memory is 16.1GB. [2022-10-17 11:04:03,095 INFO L158 Benchmark]: CACSL2BoogieTranslator took 4373.33ms. Allocated memory was 88.1MB in the beginning and 146.8MB in the end (delta: 58.7MB). Free memory was 54.1MB in the beginning and 91.3MB in the end (delta: -37.3MB). Peak memory consumption was 59.2MB. Max. memory is 16.1GB. [2022-10-17 11:04:03,096 INFO L158 Benchmark]: Boogie Procedure Inliner took 346.01ms. Allocated memory is still 146.8MB. Free memory was 91.3MB in the beginning and 80.3MB in the end (delta: 11.0MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-10-17 11:04:03,096 INFO L158 Benchmark]: Boogie Preprocessor took 144.36ms. Allocated memory is still 146.8MB. Free memory was 80.3MB in the beginning and 74.0MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2022-10-17 11:04:03,097 INFO L158 Benchmark]: RCFGBuilder took 2709.52ms. Allocated memory is still 146.8MB. Free memory was 74.0MB in the beginning and 84.2MB in the end (delta: -10.2MB). Peak memory consumption was 31.3MB. Max. memory is 16.1GB. [2022-10-17 11:04:03,097 INFO L158 Benchmark]: TraceAbstraction took 38.68ms. Allocated memory is still 146.8MB. Free memory was 84.2MB in the beginning and 82.0MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-10-17 11:04:03,098 INFO L158 Benchmark]: Witness Printer took 973.94ms. Allocated memory was 146.8MB in the beginning and 182.5MB in the end (delta: 35.7MB). Free memory was 82.0MB in the beginning and 120.0MB in the end (delta: -38.0MB). Peak memory consumption was 55.6MB. Max. memory is 16.1GB. [2022-10-17 11:04:03,100 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.41ms. Allocated memory is still 88.1MB. Free memory is still 60.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 4373.33ms. Allocated memory was 88.1MB in the beginning and 146.8MB in the end (delta: 58.7MB). Free memory was 54.1MB in the beginning and 91.3MB in the end (delta: -37.3MB). Peak memory consumption was 59.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 346.01ms. Allocated memory is still 146.8MB. Free memory was 91.3MB in the beginning and 80.3MB in the end (delta: 11.0MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Preprocessor took 144.36ms. Allocated memory is still 146.8MB. Free memory was 80.3MB in the beginning and 74.0MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * RCFGBuilder took 2709.52ms. Allocated memory is still 146.8MB. Free memory was 74.0MB in the beginning and 84.2MB in the end (delta: -10.2MB). Peak memory consumption was 31.3MB. Max. memory is 16.1GB. * TraceAbstraction took 38.68ms. Allocated memory is still 146.8MB. Free memory was 84.2MB in the beginning and 82.0MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Witness Printer took 973.94ms. Allocated memory was 146.8MB in the beginning and 182.5MB in the end (delta: 35.7MB). Free memory was 82.0MB in the beginning and 120.0MB in the end (delta: -38.0MB). Peak memory consumption was 55.6MB. 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 specifiation because the program does not contain any specification. RESULT: Ultimate proved your program to be correct! [2022-10-17 11:04:03,134 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c64e3ef-8305-4c9a-a89e-18e6c019238d/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE