./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 6b4ec56b Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3c59b13-9450-448d-b35c-41292eb70780/bin/uautomizer-ug76WZFUDN/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3c59b13-9450-448d-b35c-41292eb70780/bin/uautomizer-ug76WZFUDN/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3c59b13-9450-448d-b35c-41292eb70780/bin/uautomizer-ug76WZFUDN/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3c59b13-9450-448d-b35c-41292eb70780/bin/uautomizer-ug76WZFUDN/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_b3c59b13-9450-448d-b35c-41292eb70780/bin/uautomizer-ug76WZFUDN/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3c59b13-9450-448d-b35c-41292eb70780/bin/uautomizer-ug76WZFUDN --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-6b4ec56 [2022-11-20 09:37:04,243 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 09:37:04,244 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 09:37:04,262 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 09:37:04,263 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 09:37:04,264 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 09:37:04,265 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 09:37:04,267 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 09:37:04,269 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 09:37:04,270 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 09:37:04,272 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 09:37:04,273 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 09:37:04,273 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 09:37:04,275 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 09:37:04,276 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 09:37:04,277 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 09:37:04,278 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 09:37:04,279 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 09:37:04,281 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 09:37:04,283 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 09:37:04,284 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 09:37:04,286 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 09:37:04,288 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 09:37:04,289 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 09:37:04,292 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 09:37:04,293 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 09:37:04,293 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 09:37:04,294 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 09:37:04,295 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 09:37:04,296 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 09:37:04,296 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 09:37:04,297 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 09:37:04,298 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 09:37:04,299 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 09:37:04,300 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 09:37:04,300 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 09:37:04,301 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 09:37:04,301 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 09:37:04,302 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 09:37:04,302 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 09:37:04,303 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 09:37:04,304 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3c59b13-9450-448d-b35c-41292eb70780/bin/uautomizer-ug76WZFUDN/config/svcomp-Reach-64bit-Automizer_Default.epf [2022-11-20 09:37:04,325 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 09:37:04,326 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 09:37:04,326 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-20 09:37:04,327 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-20 09:37:04,327 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-20 09:37:04,328 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-20 09:37:04,328 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-20 09:37:04,329 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-20 09:37:04,329 INFO L138 SettingsManager]: * Use SBE=true [2022-11-20 09:37:04,329 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 09:37:04,330 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-20 09:37:04,330 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 09:37:04,330 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-20 09:37:04,330 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-20 09:37:04,331 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-20 09:37:04,331 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-20 09:37:04,331 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 09:37:04,332 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-20 09:37:04,332 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 09:37:04,332 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-20 09:37:04,332 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-20 09:37:04,333 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-20 09:37:04,333 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 09:37:04,333 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-20 09:37:04,334 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-20 09:37:04,334 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-20 09:37:04,334 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-20 09:37:04,334 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-11-20 09:37:04,335 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-11-20 09:37:04,335 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-20 09:37:04,335 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_b3c59b13-9450-448d-b35c-41292eb70780/bin/uautomizer-ug76WZFUDN/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3c59b13-9450-448d-b35c-41292eb70780/bin/uautomizer-ug76WZFUDN Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e34b03d670b9dc83c77f9a1ce1b8f7e8876646ac6e894f5ec424298b73430d9a [2022-11-20 09:37:04,612 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 09:37:04,638 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 09:37:04,641 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 09:37:04,644 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 09:37:04,644 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 09:37:04,646 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3c59b13-9450-448d-b35c-41292eb70780/bin/uautomizer-ug76WZFUDN/../../sv-benchmarks/c/aws-c-common/aws_string_destroy_harness.i [2022-11-20 09:37:07,726 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-20 09:37:08,326 INFO L351 CDTParser]: Found 1 translation units. [2022-11-20 09:37:08,327 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3c59b13-9450-448d-b35c-41292eb70780/sv-benchmarks/c/aws-c-common/aws_string_destroy_harness.i [2022-11-20 09:37:08,362 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3c59b13-9450-448d-b35c-41292eb70780/bin/uautomizer-ug76WZFUDN/data/69ed5ebf2/b70df6e13ce94e0cbed8bd72210674e4/FLAGc8e3ee8ac [2022-11-20 09:37:08,378 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3c59b13-9450-448d-b35c-41292eb70780/bin/uautomizer-ug76WZFUDN/data/69ed5ebf2/b70df6e13ce94e0cbed8bd72210674e4 [2022-11-20 09:37:08,383 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-20 09:37:08,385 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-20 09:37:08,390 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-20 09:37:08,391 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-20 09:37:08,394 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-20 09:37:08,395 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 09:37:08" (1/1) ... [2022-11-20 09:37:08,396 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5f077dfd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 09:37:08, skipping insertion in model container [2022-11-20 09:37:08,396 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 09:37:08" (1/1) ... [2022-11-20 09:37:08,405 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-20 09:37:08,537 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 09:37:08,841 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_b3c59b13-9450-448d-b35c-41292eb70780/sv-benchmarks/c/aws-c-common/aws_string_destroy_harness.i[4492,4505] [2022-11-20 09:37:08,850 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_b3c59b13-9450-448d-b35c-41292eb70780/sv-benchmarks/c/aws-c-common/aws_string_destroy_harness.i[4552,4565] [2022-11-20 09:37:09,923 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-20 09:37:09,924 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-20 09:37:09,924 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-20 09:37:09,925 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-20 09:37:09,927 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-20 09:37:09,943 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-20 09:37:09,945 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-20 09:37:09,947 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-20 09:37:09,948 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-20 09:37:10,460 WARN L611 FunctionHandler]: implicit declaration of function __atomic_load_n [2022-11-20 09:37:10,462 WARN L611 FunctionHandler]: implicit declaration of function __atomic_store_n [2022-11-20 09:37:10,463 WARN L611 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2022-11-20 09:37:10,464 WARN L611 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2022-11-20 09:37:10,466 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2022-11-20 09:37:10,467 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2022-11-20 09:37:10,468 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2022-11-20 09:37:10,468 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2022-11-20 09:37:10,469 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2022-11-20 09:37:10,470 WARN L611 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2022-11-20 09:37:10,720 WARN L611 FunctionHandler]: implicit declaration of function __builtin_va_copy [2022-11-20 09:37:10,838 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-20 09:37:10,838 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-20 09:37:10,983 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 09:37:11,055 INFO L203 MainTranslator]: Completed pre-run [2022-11-20 09:37:11,085 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_b3c59b13-9450-448d-b35c-41292eb70780/sv-benchmarks/c/aws-c-common/aws_string_destroy_harness.i[4492,4505] [2022-11-20 09:37:11,085 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_b3c59b13-9450-448d-b35c-41292eb70780/sv-benchmarks/c/aws-c-common/aws_string_destroy_harness.i[4552,4565] [2022-11-20 09:37:11,119 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-20 09:37:11,120 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-20 09:37:11,120 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-20 09:37:11,120 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-20 09:37:11,121 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-20 09:37:11,127 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-20 09:37:11,127 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-20 09:37:11,128 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-20 09:37:11,128 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-20 09:37:11,165 WARN L611 FunctionHandler]: implicit declaration of function __atomic_load_n [2022-11-20 09:37:11,166 WARN L611 FunctionHandler]: implicit declaration of function __atomic_store_n [2022-11-20 09:37:11,174 WARN L611 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2022-11-20 09:37:11,175 WARN L611 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2022-11-20 09:37:11,177 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2022-11-20 09:37:11,177 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2022-11-20 09:37:11,178 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2022-11-20 09:37:11,178 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2022-11-20 09:37:11,179 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2022-11-20 09:37:11,179 WARN L611 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2022-11-20 09:37:11,194 WARN L611 FunctionHandler]: implicit declaration of function __builtin_va_copy [2022-11-20 09:37:11,233 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-20 09:37:11,234 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-20 09:37:11,272 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 09:37:11,546 INFO L208 MainTranslator]: Completed translation [2022-11-20 09:37:11,546 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 09:37:11 WrapperNode [2022-11-20 09:37:11,546 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-20 09:37:11,547 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-20 09:37:11,547 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-20 09:37:11,548 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-20 09:37:11,555 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 09:37:11" (1/1) ... [2022-11-20 09:37:11,670 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 09:37:11" (1/1) ... [2022-11-20 09:37:11,761 INFO L138 Inliner]: procedures = 693, calls = 2658, calls flagged for inlining = 56, calls inlined = 7, statements flattened = 792 [2022-11-20 09:37:11,762 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-20 09:37:11,763 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-20 09:37:11,763 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-20 09:37:11,763 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-20 09:37:11,772 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 09:37:11" (1/1) ... [2022-11-20 09:37:11,773 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 09:37:11" (1/1) ... [2022-11-20 09:37:11,779 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 09:37:11" (1/1) ... [2022-11-20 09:37:11,779 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 09:37:11" (1/1) ... [2022-11-20 09:37:11,818 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 09:37:11" (1/1) ... [2022-11-20 09:37:11,820 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 09:37:11" (1/1) ... [2022-11-20 09:37:11,825 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 09:37:11" (1/1) ... [2022-11-20 09:37:11,828 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 09:37:11" (1/1) ... [2022-11-20 09:37:11,836 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-20 09:37:11,837 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-20 09:37:11,837 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-20 09:37:11,838 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-20 09:37:11,838 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 09:37:11" (1/1) ... [2022-11-20 09:37:11,861 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-20 09:37:11,873 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3c59b13-9450-448d-b35c-41292eb70780/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 09:37:11,888 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3c59b13-9450-448d-b35c-41292eb70780/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-20 09:37:11,910 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3c59b13-9450-448d-b35c-41292eb70780/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-20 09:37:11,930 INFO L130 BoogieDeclarations]: Found specification of procedure aws_string_is_valid [2022-11-20 09:37:11,930 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_string_is_valid [2022-11-20 09:37:11,930 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-20 09:37:11,931 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_bool [2022-11-20 09:37:11,931 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_bool [2022-11-20 09:37:11,931 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-20 09:37:11,931 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-11-20 09:37:11,931 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-20 09:37:11,931 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-11-20 09:37:11,932 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-20 09:37:11,932 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-20 09:37:11,933 INFO L130 BoogieDeclarations]: Found specification of procedure bounded_malloc [2022-11-20 09:37:11,933 INFO L138 BoogieDeclarations]: Found implementation of procedure bounded_malloc [2022-11-20 09:37:11,933 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-11-20 09:37:11,934 INFO L130 BoogieDeclarations]: Found specification of procedure aws_mem_release [2022-11-20 09:37:11,934 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_mem_release [2022-11-20 09:37:11,934 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-11-20 09:37:11,934 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-11-20 09:37:11,935 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-11-20 09:37:11,935 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-11-20 09:37:11,936 INFO L130 BoogieDeclarations]: Found specification of procedure can_fail_allocator [2022-11-20 09:37:11,936 INFO L138 BoogieDeclarations]: Found implementation of procedure can_fail_allocator [2022-11-20 09:37:11,936 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_uint64_t [2022-11-20 09:37:11,936 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_uint64_t [2022-11-20 09:37:11,936 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-20 09:37:11,937 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-20 09:37:12,285 INFO L235 CfgBuilder]: Building ICFG [2022-11-20 09:37:12,287 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-20 09:37:13,739 INFO L276 CfgBuilder]: Performing block encoding [2022-11-20 09:37:13,758 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-20 09:37:13,760 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-11-20 09:37:13,763 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 09:37:13 BoogieIcfgContainer [2022-11-20 09:37:13,763 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-20 09:37:13,766 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-20 09:37:13,767 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-20 09:37:13,771 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-20 09:37:13,771 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.11 09:37:08" (1/3) ... [2022-11-20 09:37:13,773 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5bc38511 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.11 09:37:13, skipping insertion in model container [2022-11-20 09:37:13,773 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 09:37:11" (2/3) ... [2022-11-20 09:37:13,778 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5bc38511 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.11 09:37:13, skipping insertion in model container [2022-11-20 09:37:13,778 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 09:37:13" (3/3) ... [2022-11-20 09:37:13,782 INFO L112 eAbstractionObserver]: Analyzing ICFG aws_string_destroy_harness.i [2022-11-20 09:37:13,802 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-20 09:37:13,802 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 0 error locations. [2022-11-20 09:37:13,804 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5bc38511 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 20.11 09:37:13, skipping insertion in model container [2022-11-20 09:37:13,804 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-11-20 09:37:13,805 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-20 09:37:13,805 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-20 09:37:13,806 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-20 09:37:13,806 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 09:37:13" (3/3) ... [2022-11-20 09:37:13,812 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-11-20 09:37:13,820 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure bounded_malloc [2022-11-20 09:37:13,820 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure nondet_uint64_t [2022-11-20 09:37:13,821 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure nondet_bool [2022-11-20 09:37:13,821 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure aws_mem_release [2022-11-20 09:37:13,821 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure assume_abort_if_not [2022-11-20 09:37:13,822 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure can_fail_allocator [2022-11-20 09:37:13,822 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure aws_string_is_valid [2022-11-20 09:37:13,841 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 120 nodes and edges [2022-11-20 09:37:13,842 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 55 nodes and edges [2022-11-20 09:37:13,843 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 26 nodes and edges [2022-11-20 09:37:13,846 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 13 nodes and edges [2022-11-20 09:37:13,847 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 7 nodes and edges [2022-11-20 09:37:13,848 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2022-11-20 09:37:13,849 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2022-11-20 09:37:13,850 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-11-20 09:37:14,416 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3c59b13-9450-448d-b35c-41292eb70780/bin/uautomizer-ug76WZFUDN/witness.graphml [2022-11-20 09:37:14,417 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-20 09:37:14,418 INFO L158 Benchmark]: Toolchain (without parser) took 6032.96ms. Allocated memory was 211.8MB in the beginning and 289.4MB in the end (delta: 77.6MB). Free memory was 157.7MB in the beginning and 158.0MB in the end (delta: -227.3kB). Peak memory consumption was 141.6MB. Max. memory is 16.1GB. [2022-11-20 09:37:14,419 INFO L158 Benchmark]: CDTParser took 0.19ms. Allocated memory is still 138.4MB. Free memory is still 79.1MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 09:37:14,419 INFO L158 Benchmark]: CACSL2BoogieTranslator took 3156.21ms. Allocated memory is still 211.8MB. Free memory was 157.3MB in the beginning and 106.2MB in the end (delta: 51.1MB). Peak memory consumption was 84.3MB. Max. memory is 16.1GB. [2022-11-20 09:37:14,419 INFO L158 Benchmark]: Boogie Procedure Inliner took 215.00ms. Allocated memory is still 211.8MB. Free memory was 106.2MB in the beginning and 95.7MB in the end (delta: 10.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-11-20 09:37:14,420 INFO L158 Benchmark]: Boogie Preprocessor took 73.83ms. Allocated memory is still 211.8MB. Free memory was 95.7MB in the beginning and 88.4MB in the end (delta: 7.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2022-11-20 09:37:14,420 INFO L158 Benchmark]: RCFGBuilder took 1926.25ms. Allocated memory was 211.8MB in the beginning and 289.4MB in the end (delta: 77.6MB). Free memory was 88.4MB in the beginning and 174.6MB in the end (delta: -86.2MB). Peak memory consumption was 21.8MB. Max. memory is 16.1GB. [2022-11-20 09:37:14,420 INFO L158 Benchmark]: TraceAbstraction took 38.21ms. Allocated memory is still 289.4MB. Free memory was 174.6MB in the beginning and 172.5MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-20 09:37:14,421 INFO L158 Benchmark]: Witness Printer took 611.74ms. Allocated memory is still 289.4MB. Free memory was 172.5MB in the beginning and 158.0MB in the end (delta: 14.5MB). Peak memory consumption was 77.4MB. Max. memory is 16.1GB. [2022-11-20 09:37:14,423 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19ms. Allocated memory is still 138.4MB. Free memory is still 79.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 3156.21ms. Allocated memory is still 211.8MB. Free memory was 157.3MB in the beginning and 106.2MB in the end (delta: 51.1MB). Peak memory consumption was 84.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 215.00ms. Allocated memory is still 211.8MB. Free memory was 106.2MB in the beginning and 95.7MB in the end (delta: 10.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Preprocessor took 73.83ms. Allocated memory is still 211.8MB. Free memory was 95.7MB in the beginning and 88.4MB in the end (delta: 7.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 1926.25ms. Allocated memory was 211.8MB in the beginning and 289.4MB in the end (delta: 77.6MB). Free memory was 88.4MB in the beginning and 174.6MB in the end (delta: -86.2MB). Peak memory consumption was 21.8MB. Max. memory is 16.1GB. * TraceAbstraction took 38.21ms. Allocated memory is still 289.4MB. Free memory was 174.6MB in the beginning and 172.5MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Witness Printer took 611.74ms. Allocated memory is still 289.4MB. Free memory was 172.5MB in the beginning and 158.0MB in the end (delta: 14.5MB). Peak memory consumption was 77.4MB. 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! [2022-11-20 09:37:14,439 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3c59b13-9450-448d-b35c-41292eb70780/bin/uautomizer-ug76WZFUDN/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