[INFO] fetching crate stack_test_epicbox 0.1.1...
[INFO] testing stack_test_epicbox-0.1.1 against 1.75.0 for beta-1.76-3
[INFO] extracting crate stack_test_epicbox 0.1.1 into /workspace/builds/worker-6-tc1/source
[INFO] validating manifest of crates.io crate stack_test_epicbox 0.1.1 on toolchain 1.75.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.75.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate stack_test_epicbox 0.1.1
[INFO] finished tweaking crates.io crate stack_test_epicbox 0.1.1
[INFO] tweaked toml for crates.io crate stack_test_epicbox 0.1.1 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] crate crates.io crate stack_test_epicbox 0.1.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.75.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 65dd54aaa872ba22bf175370138a7ab12fda1bd72b27a9acc36018b9049b57ec
[INFO] running `Command { std: "docker" "start" "-a" "65dd54aaa872ba22bf175370138a7ab12fda1bd72b27a9acc36018b9049b57ec", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "65dd54aaa872ba22bf175370138a7ab12fda1bd72b27a9acc36018b9049b57ec", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "65dd54aaa872ba22bf175370138a7ab12fda1bd72b27a9acc36018b9049b57ec", kill_on_drop: false }`
[INFO] [stdout] 65dd54aaa872ba22bf175370138a7ab12fda1bd72b27a9acc36018b9049b57ec
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b765ac78004d3ca726d0e6eb76a7d475a2b25e81a1327eae1ebc284d40c0f82c
[INFO] running `Command { std: "docker" "start" "-a" "b765ac78004d3ca726d0e6eb76a7d475a2b25e81a1327eae1ebc284d40c0f82c", kill_on_drop: false }`
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[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]    --> src/broker/rabbit_broker.rs:186:52
[INFO] [stdout]     |
[INFO] [stdout] 186 |             Some(message_expiration_in_seconds @ 1 ... 86400) => format!("{}", message_expiration_in_seconds * 1000),
[INFO] [stdout]     |                                                    ^^^ help: use `..=` for an inclusive range
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]     = note: `#[warn(ellipsis_inclusive_range_patterns)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stdout]   --> src/broker/stomp/option_setter.rs:10:25
[INFO] [stdout]    |
[INFO] [stdout] 10 |     fn set_option(self, T) -> T;
[INFO] [stdout]    |                         ^ help: try naming the parameter or explicitly ignoring it: `_: T`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stdout]    = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout]    = note: `#[warn(anonymous_parameters)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/broker/stomp/session.rs:155:33
[INFO] [stdout]     |
[INFO] [stdout] 155 | pub type ConnectFuture<T> = Box<Future<Item = T, Error = IoError> + Send>;
[INFO] [stdout]     |                                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 155 | pub type ConnectFuture<T> = Box<dyn Future<Item = T, Error = IoError> + Send>;
[INFO] [stdout]     |                                 +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/broker/stomp/session.rs:269:21
[INFO] [stdout]     |
[INFO] [stdout] 269 |                 let mut headers = &mut self.config.headers;
[INFO] [stdout]     |                     ----^^^^^^^
[INFO] [stdout]     |                     |
[INFO] [stdout]     |                     help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `subject`
[INFO] [stdout]   --> src/server/mod.rs:53:14
[INFO] [stdout]    |
[INFO] [stdout] 53 |         for (subject, _subscription) in &self.subscriptions {
[INFO] [stdout]    |              ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_subject`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `drain` is never used
[INFO] [stdout]   --> src/broker/stomp/header.rs:37:12
[INFO] [stdout]    |
[INFO] [stdout] 15 | impl HeaderList {
[INFO] [stdout]    | --------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 37 |     pub fn drain<F>(&mut self, mut sink: F)
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `CONTENT_TYPE` is never used
[INFO] [stdout]    --> src/broker/stomp/header.rs:180:19
[INFO] [stdout]     |
[INFO] [stdout] 180 |     (ContentType, CONTENT_TYPE, "content-type");
[INFO] [stdout]     |                   ^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `standard_headers` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `HOST` is never used
[INFO] [stdout]    --> src/broker/stomp/header.rs:186:12
[INFO] [stdout]     |
[INFO] [stdout] 186 |     (Host, HOST, "host");
[INFO] [stdout]     |            ^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `standard_headers` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `MESSAGE_ID` is never used
[INFO] [stdout]    --> src/broker/stomp/header.rs:189:17
[INFO] [stdout]     |
[INFO] [stdout] 189 |     (MessageId, MESSAGE_ID, "message-id");
[INFO] [stdout]     |                 ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `standard_headers` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `SERVER` is never used
[INFO] [stdout]    --> src/broker/stomp/header.rs:193:14
[INFO] [stdout]     |
[INFO] [stdout] 193 |     (Server, SERVER, "server");
[INFO] [stdout]     |              ^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `standard_headers` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `SESSION` is never used
[INFO] [stdout]    --> src/broker/stomp/header.rs:194:15
[INFO] [stdout]     |
[INFO] [stdout] 194 |     (Session, SESSION, "session");
[INFO] [stdout]     |               ^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `standard_headers` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `TRANSACTION` is never used
[INFO] [stdout]    --> src/broker/stomp/header.rs:196:19
[INFO] [stdout]     |
[INFO] [stdout] 196 |     (Transaction, TRANSACTION, "transaction");
[INFO] [stdout]     |                   ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `standard_headers` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `VERSION` is never used
[INFO] [stdout]    --> src/broker/stomp/header.rs:197:15
[INFO] [stdout]     |
[INFO] [stdout] 197 |     (Version, VERSION, "version");
[INFO] [stdout]     |               ^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `standard_headers` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `get_accept_version` is never used
[INFO] [stdout]    --> src/broker/stomp/header.rs:227:12
[INFO] [stdout]     |
[INFO] [stdout] 219 | impl HeaderList {
[INFO] [stdout]     | --------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 227 |     pub fn get_accept_version(&self) -> Option<Vec<StompVersion>> {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple variants are never constructed
[INFO] [stdout]   --> src/broker/stomp/frame.rs:14:5
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub enum Command {
[INFO] [stdout]    |          ------- variants in this enum
[INFO] [stdout] ...
[INFO] [stdout] 14 |     Begin,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] 15 |     Commit,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 16 |     Abort,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] 17 |     Ack,
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 18 |     Nack,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 19 |     Disconnect,
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout] 20 |     Connect,
[INFO] [stdout] 21 |     Stomp,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Command` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple associated functions are never used
[INFO] [stdout]    --> src/broker/stomp/frame.rs:161:12
[INFO] [stdout]     |
[INFO] [stdout] 123 | impl Frame {
[INFO] [stdout]     | ---------- associated functions in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 161 |     pub fn connect(tx_heartbeat_ms: u32, rx_heartbeat_ms: u32) -> Self {
[INFO] [stdout]     |            ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 174 |     pub fn disconnect() -> Self {
[INFO] [stdout]     |            ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 203 |     pub fn ack(ack_id: &str) -> Self {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 212 |     pub fn nack(message_id: &str) -> Self {
[INFO] [stdout]     |            ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 232 |     pub fn begin(transaction_id: &str) -> Self {
[INFO] [stdout]     |            ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 241 |     pub fn abort(transaction_id: &str) -> Self {
[INFO] [stdout]     |            ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 250 |     pub fn commit(transaction_id: &str) -> Self {
[INFO] [stdout]     |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `next_transaction_id` is never read
[INFO] [stdout]   --> src/broker/stomp/session.rs:77:5
[INFO] [stdout]    |
[INFO] [stdout] 76 | pub struct SessionState {
[INFO] [stdout]    |            ------------ field in this struct
[INFO] [stdout] 77 |     next_transaction_id: u32,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `begin_transaction`, `disconnect`, and `acknowledge_frame` are never used
[INFO] [stdout]    --> src/broker/stomp/session.rs:127:12
[INFO] [stdout]     |
[INFO] [stdout] 103 | / impl<T> Session<T>
[INFO] [stdout] 104 | |     where
[INFO] [stdout] 105 | |         T: AsyncWrite + AsyncRead + Send + 'static,
[INFO] [stdout]     | |___________________________________________________- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 127 |       pub fn begin_transaction<'b>(&'b mut self) -> Transaction<'b, T> {
[INFO] [stdout]     |              ^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 139 |       pub fn disconnect(&mut self) {
[INFO] [stdout]     |              ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 143 |       pub fn acknowledge_frame(&mut self, frame: &Frame, which: AckOrNack) {
[INFO] [stdout]     |              ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `generate_transaction_id` is never used
[INFO] [stdout]    --> src/broker/stomp/session.rs:171:19
[INFO] [stdout]     |
[INFO] [stdout] 158 | / impl<T> Session<T>
[INFO] [stdout] 159 | |     where
[INFO] [stdout] 160 | |         T: AsyncWrite + AsyncRead + Send + 'static,
[INFO] [stdout]     | |___________________________________________________- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 171 |       pub(crate) fn generate_transaction_id(&mut self) -> u32 {
[INFO] [stdout]     |                     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variants `Client` and `ClientIndividual` are never constructed
[INFO] [stdout]  --> src/broker/stomp/subscription.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub enum AckMode {
[INFO] [stdout]   |          ------- variants in this enum
[INFO] [stdout] 5 |     Auto,
[INFO] [stdout] 6 |     Client,
[INFO] [stdout]   |     ^^^^^^
[INFO] [stdout] 7 |     ClientIndividual,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `AckMode` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variants `Ack` and `Nack` are never constructed
[INFO] [stdout]   --> src/broker/stomp/subscription.rs:22:5
[INFO] [stdout]    |
[INFO] [stdout] 21 | pub enum AckOrNack {
[INFO] [stdout]    |          --------- variants in this enum
[INFO] [stdout] 22 |     Ack,
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 23 |     Nack,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `AckOrNack` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Transaction` is never constructed
[INFO] [stdout]  --> src/broker/stomp/transaction.rs:7:12
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub struct Transaction<'tx, T: 'static> {
[INFO] [stdout]   |            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new`, `message`, `begin`, `commit`, and `abort` are never used
[INFO] [stdout]   --> src/broker/stomp/transaction.rs:16:12
[INFO] [stdout]    |
[INFO] [stdout] 12 | / impl<'tx, T: 'static> Transaction<'tx, T>
[INFO] [stdout] 13 | |     where
[INFO] [stdout] 14 | |         T: tokio_io::AsyncWrite + tokio_io::AsyncRead + Send + 'static,
[INFO] [stdout]    | |_______________________________________________________________________- associated items in this implementation
[INFO] [stdout] 15 |   {
[INFO] [stdout] 16 |       pub fn new(session: &'tx mut Session<T>) -> Transaction<'tx, T> {
[INFO] [stdout]    |              ^^^
[INFO] [stdout] ...
[INFO] [stdout] 23 |       pub fn message<'builder, B: ToFrameBody>(
[INFO] [stdout]    |              ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 37 |       pub fn begin(&mut self) {
[INFO] [stdout]    |              ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 42 |       pub fn commit(self) {
[INFO] [stdout]    |              ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 47 |       pub fn abort(self) {
[INFO] [stdout]    |              ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `Result::<T, E>::is_ok` that must be used
[INFO] [stdout]    --> src/server/mod.rs:351:25
[INFO] [stdout]     |
[INFO] [stdout] 351 |                         sender.close(CloseCode::Abnormal).is_ok();
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: if you intended to assert that this is ok, consider `.unwrap()` instead
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 351 |                         let _ = sender.close(CloseCode::Abnormal).is_ok();
[INFO] [stdout]     |                         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `Result::<T, E>::is_ok` that must be used
[INFO] [stdout]    --> src/server/mod.rs:354:25
[INFO] [stdout]     |
[INFO] [stdout] 354 |                         sender.close(CloseCode::Normal).is_ok();
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: if you intended to assert that this is ok, consider `.unwrap()` instead
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 354 |                         let _ = sender.close(CloseCode::Normal).is_ok();
[INFO] [stdout]     |                         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 25 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 50s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: bigint v4.4.3, grin_secp256k1zkp v0.7.11, nom v3.2.1, nom v4.2.3, rustc-serialize v0.3.24, stack_test_epic_api v3.0.2, stack_test_epic_core v3.0.2, traitobject v0.1.0
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1`
[INFO] running `Command { std: "docker" "inspect" "b765ac78004d3ca726d0e6eb76a7d475a2b25e81a1327eae1ebc284d40c0f82c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b765ac78004d3ca726d0e6eb76a7d475a2b25e81a1327eae1ebc284d40c0f82c", kill_on_drop: false }`
[INFO] [stdout] b765ac78004d3ca726d0e6eb76a7d475a2b25e81a1327eae1ebc284d40c0f82c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 927578f0c091fb6d625471c9932904617692ec85eda476fee8ec0dd27f776b7d
[INFO] running `Command { std: "docker" "start" "-a" "927578f0c091fb6d625471c9932904617692ec85eda476fee8ec0dd27f776b7d", kill_on_drop: false }`
[INFO] [stderr]    Compiling stack_test_epicbox v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]    --> src/broker/rabbit_broker.rs:186:52
[INFO] [stdout]     |
[INFO] [stdout] 186 |             Some(message_expiration_in_seconds @ 1 ... 86400) => format!("{}", message_expiration_in_seconds * 1000),
[INFO] [stdout]     |                                                    ^^^ help: use `..=` for an inclusive range
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]     = note: `#[warn(ellipsis_inclusive_range_patterns)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stdout]   --> src/broker/stomp/option_setter.rs:10:25
[INFO] [stdout]    |
[INFO] [stdout] 10 |     fn set_option(self, T) -> T;
[INFO] [stdout]    |                         ^ help: try naming the parameter or explicitly ignoring it: `_: T`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stdout]    = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout]    = note: `#[warn(anonymous_parameters)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/broker/stomp/session.rs:155:33
[INFO] [stdout]     |
[INFO] [stdout] 155 | pub type ConnectFuture<T> = Box<Future<Item = T, Error = IoError> + Send>;
[INFO] [stdout]     |                                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 155 | pub type ConnectFuture<T> = Box<dyn Future<Item = T, Error = IoError> + Send>;
[INFO] [stdout]     |                                 +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/broker/stomp/session.rs:269:21
[INFO] [stdout]     |
[INFO] [stdout] 269 |                 let mut headers = &mut self.config.headers;
[INFO] [stdout]     |                     ----^^^^^^^
[INFO] [stdout]     |                     |
[INFO] [stdout]     |                     help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `subject`
[INFO] [stdout]   --> src/server/mod.rs:53:14
[INFO] [stdout]    |
[INFO] [stdout] 53 |         for (subject, _subscription) in &self.subscriptions {
[INFO] [stdout]    |              ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_subject`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `drain` is never used
[INFO] [stdout]   --> src/broker/stomp/header.rs:37:12
[INFO] [stdout]    |
[INFO] [stdout] 15 | impl HeaderList {
[INFO] [stdout]    | --------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 37 |     pub fn drain<F>(&mut self, mut sink: F)
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `CONTENT_TYPE` is never used
[INFO] [stdout]    --> src/broker/stomp/header.rs:180:19
[INFO] [stdout]     |
[INFO] [stdout] 180 |     (ContentType, CONTENT_TYPE, "content-type");
[INFO] [stdout]     |                   ^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `standard_headers` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `HOST` is never used
[INFO] [stdout]    --> src/broker/stomp/header.rs:186:12
[INFO] [stdout]     |
[INFO] [stdout] 186 |     (Host, HOST, "host");
[INFO] [stdout]     |            ^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `standard_headers` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `MESSAGE_ID` is never used
[INFO] [stdout]    --> src/broker/stomp/header.rs:189:17
[INFO] [stdout]     |
[INFO] [stdout] 189 |     (MessageId, MESSAGE_ID, "message-id");
[INFO] [stdout]     |                 ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `standard_headers` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `SERVER` is never used
[INFO] [stdout]    --> src/broker/stomp/header.rs:193:14
[INFO] [stdout]     |
[INFO] [stdout] 193 |     (Server, SERVER, "server");
[INFO] [stdout]     |              ^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `standard_headers` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `SESSION` is never used
[INFO] [stdout]    --> src/broker/stomp/header.rs:194:15
[INFO] [stdout]     |
[INFO] [stdout] 194 |     (Session, SESSION, "session");
[INFO] [stdout]     |               ^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `standard_headers` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `TRANSACTION` is never used
[INFO] [stdout]    --> src/broker/stomp/header.rs:196:19
[INFO] [stdout]     |
[INFO] [stdout] 196 |     (Transaction, TRANSACTION, "transaction");
[INFO] [stdout]     |                   ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `standard_headers` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `VERSION` is never used
[INFO] [stdout]    --> src/broker/stomp/header.rs:197:15
[INFO] [stdout]     |
[INFO] [stdout] 197 |     (Version, VERSION, "version");
[INFO] [stdout]     |               ^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `standard_headers` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `get_accept_version` is never used
[INFO] [stdout]    --> src/broker/stomp/header.rs:227:12
[INFO] [stdout]     |
[INFO] [stdout] 219 | impl HeaderList {
[INFO] [stdout]     | --------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 227 |     pub fn get_accept_version(&self) -> Option<Vec<StompVersion>> {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple variants are never constructed
[INFO] [stdout]   --> src/broker/stomp/frame.rs:14:5
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub enum Command {
[INFO] [stdout]    |          ------- variants in this enum
[INFO] [stdout] ...
[INFO] [stdout] 14 |     Begin,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] 15 |     Commit,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 16 |     Abort,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] 17 |     Ack,
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 18 |     Nack,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 19 |     Disconnect,
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout] 20 |     Connect,
[INFO] [stdout] 21 |     Stomp,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Command` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple associated functions are never used
[INFO] [stdout]    --> src/broker/stomp/frame.rs:161:12
[INFO] [stdout]     |
[INFO] [stdout] 123 | impl Frame {
[INFO] [stdout]     | ---------- associated functions in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 161 |     pub fn connect(tx_heartbeat_ms: u32, rx_heartbeat_ms: u32) -> Self {
[INFO] [stdout]     |            ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 174 |     pub fn disconnect() -> Self {
[INFO] [stdout]     |            ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 203 |     pub fn ack(ack_id: &str) -> Self {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 212 |     pub fn nack(message_id: &str) -> Self {
[INFO] [stdout]     |            ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 232 |     pub fn begin(transaction_id: &str) -> Self {
[INFO] [stdout]     |            ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 241 |     pub fn abort(transaction_id: &str) -> Self {
[INFO] [stdout]     |            ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 250 |     pub fn commit(transaction_id: &str) -> Self {
[INFO] [stdout]     |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `next_transaction_id` is never read
[INFO] [stdout]   --> src/broker/stomp/session.rs:77:5
[INFO] [stdout]    |
[INFO] [stdout] 76 | pub struct SessionState {
[INFO] [stdout]    |            ------------ field in this struct
[INFO] [stdout] 77 |     next_transaction_id: u32,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `begin_transaction`, `disconnect`, and `acknowledge_frame` are never used
[INFO] [stdout]    --> src/broker/stomp/session.rs:127:12
[INFO] [stdout]     |
[INFO] [stdout] 103 | / impl<T> Session<T>
[INFO] [stdout] 104 | |     where
[INFO] [stdout] 105 | |         T: AsyncWrite + AsyncRead + Send + 'static,
[INFO] [stdout]     | |___________________________________________________- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 127 |       pub fn begin_transaction<'b>(&'b mut self) -> Transaction<'b, T> {
[INFO] [stdout]     |              ^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 139 |       pub fn disconnect(&mut self) {
[INFO] [stdout]     |              ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 143 |       pub fn acknowledge_frame(&mut self, frame: &Frame, which: AckOrNack) {
[INFO] [stdout]     |              ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `generate_transaction_id` is never used
[INFO] [stdout]    --> src/broker/stomp/session.rs:171:19
[INFO] [stdout]     |
[INFO] [stdout] 158 | / impl<T> Session<T>
[INFO] [stdout] 159 | |     where
[INFO] [stdout] 160 | |         T: AsyncWrite + AsyncRead + Send + 'static,
[INFO] [stdout]     | |___________________________________________________- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 171 |       pub(crate) fn generate_transaction_id(&mut self) -> u32 {
[INFO] [stdout]     |                     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variants `Client` and `ClientIndividual` are never constructed
[INFO] [stdout]  --> src/broker/stomp/subscription.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub enum AckMode {
[INFO] [stdout]   |          ------- variants in this enum
[INFO] [stdout] 5 |     Auto,
[INFO] [stdout] 6 |     Client,
[INFO] [stdout]   |     ^^^^^^
[INFO] [stdout] 7 |     ClientIndividual,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `AckMode` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variants `Ack` and `Nack` are never constructed
[INFO] [stdout]   --> src/broker/stomp/subscription.rs:22:5
[INFO] [stdout]    |
[INFO] [stdout] 21 | pub enum AckOrNack {
[INFO] [stdout]    |          --------- variants in this enum
[INFO] [stdout] 22 |     Ack,
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 23 |     Nack,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `AckOrNack` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Transaction` is never constructed
[INFO] [stdout]  --> src/broker/stomp/transaction.rs:7:12
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub struct Transaction<'tx, T: 'static> {
[INFO] [stdout]   |            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new`, `message`, `begin`, `commit`, and `abort` are never used
[INFO] [stdout]   --> src/broker/stomp/transaction.rs:16:12
[INFO] [stdout]    |
[INFO] [stdout] 12 | / impl<'tx, T: 'static> Transaction<'tx, T>
[INFO] [stdout] 13 | |     where
[INFO] [stdout] 14 | |         T: tokio_io::AsyncWrite + tokio_io::AsyncRead + Send + 'static,
[INFO] [stdout]    | |_______________________________________________________________________- associated items in this implementation
[INFO] [stdout] 15 |   {
[INFO] [stdout] 16 |       pub fn new(session: &'tx mut Session<T>) -> Transaction<'tx, T> {
[INFO] [stdout]    |              ^^^
[INFO] [stdout] ...
[INFO] [stdout] 23 |       pub fn message<'builder, B: ToFrameBody>(
[INFO] [stdout]    |              ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 37 |       pub fn begin(&mut self) {
[INFO] [stdout]    |              ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 42 |       pub fn commit(self) {
[INFO] [stdout]    |              ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 47 |       pub fn abort(self) {
[INFO] [stdout]    |              ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `Result::<T, E>::is_ok` that must be used
[INFO] [stdout]    --> src/server/mod.rs:351:25
[INFO] [stdout]     |
[INFO] [stdout] 351 |                         sender.close(CloseCode::Abnormal).is_ok();
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: if you intended to assert that this is ok, consider `.unwrap()` instead
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 351 |                         let _ = sender.close(CloseCode::Abnormal).is_ok();
[INFO] [stdout]     |                         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `Result::<T, E>::is_ok` that must be used
[INFO] [stdout]    --> src/server/mod.rs:354:25
[INFO] [stdout]     |
[INFO] [stdout] 354 |                         sender.close(CloseCode::Normal).is_ok();
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: if you intended to assert that this is ok, consider `.unwrap()` instead
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 354 |                         let _ = sender.close(CloseCode::Normal).is_ok();
[INFO] [stdout]     |                         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 25 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.09s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: bigint v4.4.3, grin_secp256k1zkp v0.7.11, nom v3.2.1, nom v4.2.3, rustc-serialize v0.3.24, stack_test_epic_api v3.0.2, stack_test_epic_core v3.0.2, traitobject v0.1.0
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1`
[INFO] running `Command { std: "docker" "inspect" "927578f0c091fb6d625471c9932904617692ec85eda476fee8ec0dd27f776b7d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "927578f0c091fb6d625471c9932904617692ec85eda476fee8ec0dd27f776b7d", kill_on_drop: false }`
[INFO] [stdout] 927578f0c091fb6d625471c9932904617692ec85eda476fee8ec0dd27f776b7d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 9bfa6e21ad211fb64feabb536b4aa9ed2612f348d7d21c3b1a86850dbfc31e76
[INFO] running `Command { std: "docker" "start" "-a" "9bfa6e21ad211fb64feabb536b4aa9ed2612f348d7d21c3b1a86850dbfc31e76", kill_on_drop: false }`
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]    --> src/broker/rabbit_broker.rs:186:52
[INFO] [stderr]     |
[INFO] [stderr] 186 |             Some(message_expiration_in_seconds @ 1 ... 86400) => format!("{}", message_expiration_in_seconds * 1000),
[INFO] [stderr]     |                                                    ^^^ help: use `..=` for an inclusive range
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr]     = note: `#[warn(ellipsis_inclusive_range_patterns)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stderr]   --> src/broker/stomp/option_setter.rs:10:25
[INFO] [stderr]    |
[INFO] [stderr] 10 |     fn set_option(self, T) -> T;
[INFO] [stderr]    |                         ^ help: try naming the parameter or explicitly ignoring it: `_: T`
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stderr]    = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stderr]    = note: `#[warn(anonymous_parameters)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/broker/stomp/session.rs:155:33
[INFO] [stderr]     |
[INFO] [stderr] 155 | pub type ConnectFuture<T> = Box<Future<Item = T, Error = IoError> + Send>;
[INFO] [stderr]     |                                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] help: use `dyn`
[INFO] [stderr]     |
[INFO] [stderr] 155 | pub type ConnectFuture<T> = Box<dyn Future<Item = T, Error = IoError> + Send>;
[INFO] [stderr]     |                                 +++
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/broker/stomp/session.rs:269:21
[INFO] [stderr]     |
[INFO] [stderr] 269 |                 let mut headers = &mut self.config.headers;
[INFO] [stderr]     |                     ----^^^^^^^
[INFO] [stderr]     |                     |
[INFO] [stderr]     |                     help: remove this `mut`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `subject`
[INFO] [stderr]   --> src/server/mod.rs:53:14
[INFO] [stderr]    |
[INFO] [stderr] 53 |         for (subject, _subscription) in &self.subscriptions {
[INFO] [stderr]    |              ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_subject`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method `drain` is never used
[INFO] [stderr]   --> src/broker/stomp/header.rs:37:12
[INFO] [stderr]    |
[INFO] [stderr] 15 | impl HeaderList {
[INFO] [stderr]    | --------------- method in this implementation
[INFO] [stderr] ...
[INFO] [stderr] 37 |     pub fn drain<F>(&mut self, mut sink: F)
[INFO] [stderr]    |            ^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: constant `CONTENT_TYPE` is never used
[INFO] [stderr]    --> src/broker/stomp/header.rs:180:19
[INFO] [stderr]     |
[INFO] [stderr] 180 |     (ContentType, CONTENT_TYPE, "content-type");
[INFO] [stderr]     |                   ^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in the macro `standard_headers` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: constant `HOST` is never used
[INFO] [stderr]    --> src/broker/stomp/header.rs:186:12
[INFO] [stderr]     |
[INFO] [stderr] 186 |     (Host, HOST, "host");
[INFO] [stderr]     |            ^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in the macro `standard_headers` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: constant `MESSAGE_ID` is never used
[INFO] [stderr]    --> src/broker/stomp/header.rs:189:17
[INFO] [stderr]     |
[INFO] [stderr] 189 |     (MessageId, MESSAGE_ID, "message-id");
[INFO] [stderr]     |                 ^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in the macro `standard_headers` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: constant `SERVER` is never used
[INFO] [stderr]    --> src/broker/stomp/header.rs:193:14
[INFO] [stderr]     |
[INFO] [stderr] 193 |     (Server, SERVER, "server");
[INFO] [stderr]     |              ^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in the macro `standard_headers` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: constant `SESSION` is never used
[INFO] [stderr]    --> src/broker/stomp/header.rs:194:15
[INFO] [stderr]     |
[INFO] [stderr] 194 |     (Session, SESSION, "session");
[INFO] [stderr]     |               ^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in the macro `standard_headers` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: constant `TRANSACTION` is never used
[INFO] [stderr]    --> src/broker/stomp/header.rs:196:19
[INFO] [stderr]     |
[INFO] [stderr] 196 |     (Transaction, TRANSACTION, "transaction");
[INFO] [stderr]     |                   ^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in the macro `standard_headers` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: constant `VERSION` is never used
[INFO] [stderr]    --> src/broker/stomp/header.rs:197:15
[INFO] [stderr]     |
[INFO] [stderr] 197 |     (Version, VERSION, "version");
[INFO] [stderr]     |               ^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in the macro `standard_headers` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: method `get_accept_version` is never used
[INFO] [stderr]    --> src/broker/stomp/header.rs:227:12
[INFO] [stderr]     |
[INFO] [stderr] 219 | impl HeaderList {
[INFO] [stderr]     | --------------- method in this implementation
[INFO] [stderr] ...
[INFO] [stderr] 227 |     pub fn get_accept_version(&self) -> Option<Vec<StompVersion>> {
[INFO] [stderr]     |            ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: multiple variants are never constructed
[INFO] [stderr]   --> src/broker/stomp/frame.rs:14:5
[INFO] [stderr]    |
[INFO] [stderr] 10 | pub enum Command {
[INFO] [stderr]    |          ------- variants in this enum
[INFO] [stderr] ...
[INFO] [stderr] 14 |     Begin,
[INFO] [stderr]    |     ^^^^^
[INFO] [stderr] 15 |     Commit,
[INFO] [stderr]    |     ^^^^^^
[INFO] [stderr] 16 |     Abort,
[INFO] [stderr]    |     ^^^^^
[INFO] [stderr] 17 |     Ack,
[INFO] [stderr]    |     ^^^
[INFO] [stderr] 18 |     Nack,
[INFO] [stderr]    |     ^^^^
[INFO] [stderr] 19 |     Disconnect,
[INFO] [stderr]    |     ^^^^^^^^^^
[INFO] [stderr] 20 |     Connect,
[INFO] [stderr] 21 |     Stomp,
[INFO] [stderr]    |     ^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `Command` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stderr] 
[INFO] [stderr] warning: multiple associated functions are never used
[INFO] [stderr]    --> src/broker/stomp/frame.rs:161:12
[INFO] [stderr]     |
[INFO] [stderr] 123 | impl Frame {
[INFO] [stderr]     | ---------- associated functions in this implementation
[INFO] [stderr] ...
[INFO] [stderr] 161 |     pub fn connect(tx_heartbeat_ms: u32, rx_heartbeat_ms: u32) -> Self {
[INFO] [stderr]     |            ^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 174 |     pub fn disconnect() -> Self {
[INFO] [stderr]     |            ^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 203 |     pub fn ack(ack_id: &str) -> Self {
[INFO] [stderr]     |            ^^^
[INFO] [stderr] ...
[INFO] [stderr] 212 |     pub fn nack(message_id: &str) -> Self {
[INFO] [stderr]     |            ^^^^
[INFO] [stderr] ...
[INFO] [stderr] 232 |     pub fn begin(transaction_id: &str) -> Self {
[INFO] [stderr]     |            ^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 241 |     pub fn abort(transaction_id: &str) -> Self {
[INFO] [stderr]     |            ^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 250 |     pub fn commit(transaction_id: &str) -> Self {
[INFO] [stderr]     |            ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field `next_transaction_id` is never read
[INFO] [stderr]   --> src/broker/stomp/session.rs:77:5
[INFO] [stderr]    |
[INFO] [stderr] 76 | pub struct SessionState {
[INFO] [stderr]    |            ------------ field in this struct
[INFO] [stderr] 77 |     next_transaction_id: u32,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: methods `begin_transaction`, `disconnect`, and `acknowledge_frame` are never used
[INFO] [stderr]    --> src/broker/stomp/session.rs:127:12
[INFO] [stderr]     |
[INFO] [stderr] 103 | / impl<T> Session<T>
[INFO] [stderr] 104 | |     where
[INFO] [stderr] 105 | |         T: AsyncWrite + AsyncRead + Send + 'static,
[INFO] [stderr]     | |___________________________________________________- methods in this implementation
[INFO] [stderr] ...
[INFO] [stderr] 127 |       pub fn begin_transaction<'b>(&'b mut self) -> Transaction<'b, T> {
[INFO] [stderr]     |              ^^^^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 139 |       pub fn disconnect(&mut self) {
[INFO] [stderr]     |              ^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 143 |       pub fn acknowledge_frame(&mut self, frame: &Frame, which: AckOrNack) {
[INFO] [stderr]     |              ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method `generate_transaction_id` is never used
[INFO] [stderr]    --> src/broker/stomp/session.rs:171:19
[INFO] [stderr]     |
[INFO] [stderr] 158 | / impl<T> Session<T>
[INFO] [stderr] 159 | |     where
[INFO] [stderr] 160 | |         T: AsyncWrite + AsyncRead + Send + 'static,
[INFO] [stderr]     | |___________________________________________________- method in this implementation
[INFO] [stderr] ...
[INFO] [stderr] 171 |       pub(crate) fn generate_transaction_id(&mut self) -> u32 {
[INFO] [stderr]     |                     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variants `Client` and `ClientIndividual` are never constructed
[INFO] [stderr]  --> src/broker/stomp/subscription.rs:6:5
[INFO] [stderr]   |
[INFO] [stderr] 4 | pub enum AckMode {
[INFO] [stderr]   |          ------- variants in this enum
[INFO] [stderr] 5 |     Auto,
[INFO] [stderr] 6 |     Client,
[INFO] [stderr]   |     ^^^^^^
[INFO] [stderr] 7 |     ClientIndividual,
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `AckMode` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stderr] 
[INFO] [stderr] warning: variants `Ack` and `Nack` are never constructed
[INFO] [stderr]   --> src/broker/stomp/subscription.rs:22:5
[INFO] [stderr]    |
[INFO] [stderr] 21 | pub enum AckOrNack {
[INFO] [stderr]    |          --------- variants in this enum
[INFO] [stderr] 22 |     Ack,
[INFO] [stderr]    |     ^^^
[INFO] [stderr] 23 |     Nack,
[INFO] [stderr]    |     ^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `AckOrNack` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stderr] 
[INFO] [stderr] warning: struct `Transaction` is never constructed
[INFO] [stderr]  --> src/broker/stomp/transaction.rs:7:12
[INFO] [stderr]   |
[INFO] [stderr] 7 | pub struct Transaction<'tx, T: 'static> {
[INFO] [stderr]   |            ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated items `new`, `message`, `begin`, `commit`, and `abort` are never used
[INFO] [stderr]   --> src/broker/stomp/transaction.rs:16:12
[INFO] [stderr]    |
[INFO] [stderr] 12 | / impl<'tx, T: 'static> Transaction<'tx, T>
[INFO] [stderr] 13 | |     where
[INFO] [stderr] 14 | |         T: tokio_io::AsyncWrite + tokio_io::AsyncRead + Send + 'static,
[INFO] [stderr]    | |_______________________________________________________________________- associated items in this implementation
[INFO] [stderr] 15 |   {
[INFO] [stderr] 16 |       pub fn new(session: &'tx mut Session<T>) -> Transaction<'tx, T> {
[INFO] [stderr]    |              ^^^
[INFO] [stderr] ...
[INFO] [stderr] 23 |       pub fn message<'builder, B: ToFrameBody>(
[INFO] [stderr]    |              ^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 37 |       pub fn begin(&mut self) {
[INFO] [stderr]    |              ^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 42 |       pub fn commit(self) {
[INFO] [stderr]    |              ^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 47 |       pub fn abort(self) {
[INFO] [stderr]    |              ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused return value of `Result::<T, E>::is_ok` that must be used
[INFO] [stderr]    --> src/server/mod.rs:351:25
[INFO] [stderr]     |
[INFO] [stderr] 351 |                         sender.close(CloseCode::Abnormal).is_ok();
[INFO] [stderr]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: if you intended to assert that this is ok, consider `.unwrap()` instead
[INFO] [stderr]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]     |
[INFO] [stderr] 351 |                         let _ = sender.close(CloseCode::Abnormal).is_ok();
[INFO] [stderr]     |                         +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused return value of `Result::<T, E>::is_ok` that must be used
[INFO] [stderr]    --> src/server/mod.rs:354:25
[INFO] [stderr]     |
[INFO] [stderr] 354 |                         sender.close(CloseCode::Normal).is_ok();
[INFO] [stderr]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: if you intended to assert that this is ok, consider `.unwrap()` instead
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]     |
[INFO] [stderr] 354 |                         let _ = sender.close(CloseCode::Normal).is_ok();
[INFO] [stderr]     |                         +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: `stack_test_epicbox` (bin "stack_test_epicbox" test) generated 25 warnings (run `cargo fix --bin "stack_test_epicbox" --tests` to apply 5 suggestions)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.33s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: bigint v4.4.3, grin_secp256k1zkp v0.7.11, nom v3.2.1, nom v4.2.3, rustc-serialize v0.3.24, stack_test_epic_api v3.0.2, stack_test_epic_core v3.0.2, traitobject v0.1.0
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1`
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/stack_test_epicbox-b1f9774f26062a5a)
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test broker::stomp::header::test::encode_return_carriage ... ok
[INFO] [stdout] test broker::stomp::header::test::encode_slash ... ok
[INFO] [stdout] test broker::stomp::header::test::encode_colon ... ok
[INFO] [stdout] test broker::stomp::header::test::encode_newline ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "9bfa6e21ad211fb64feabb536b4aa9ed2612f348d7d21c3b1a86850dbfc31e76", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9bfa6e21ad211fb64feabb536b4aa9ed2612f348d7d21c3b1a86850dbfc31e76", kill_on_drop: false }`
[INFO] [stdout] 9bfa6e21ad211fb64feabb536b4aa9ed2612f348d7d21c3b1a86850dbfc31e76
[INFO] testing stack_test_epicbox-0.1.1 against beta-2024-01-09 for beta-1.76-3
[INFO] extracting crate stack_test_epicbox 0.1.1 into /workspace/builds/worker-6-tc2/source
[INFO] validating manifest of crates.io crate stack_test_epicbox 0.1.1 on toolchain beta-2024-01-09
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2024-01-09" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate stack_test_epicbox 0.1.1
[INFO] finished tweaking crates.io crate stack_test_epicbox 0.1.1
[INFO] tweaked toml for crates.io crate stack_test_epicbox 0.1.1 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] crate crates.io crate stack_test_epicbox 0.1.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2024-01-09" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2024-01-09" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2ff2170c4192e61dadef6b041c6c9b78dd403d71e7c3b8bb65612b05c46eb00f
[INFO] running `Command { std: "docker" "start" "-a" "2ff2170c4192e61dadef6b041c6c9b78dd403d71e7c3b8bb65612b05c46eb00f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2ff2170c4192e61dadef6b041c6c9b78dd403d71e7c3b8bb65612b05c46eb00f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2ff2170c4192e61dadef6b041c6c9b78dd403d71e7c3b8bb65612b05c46eb00f", kill_on_drop: false }`
[INFO] [stdout] 2ff2170c4192e61dadef6b041c6c9b78dd403d71e7c3b8bb65612b05c46eb00f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2024-01-09" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e0e4d78ba92c89d076f6b00d6918ace547a38b08b3210a55b5d92a1ef1726f5d
[INFO] running `Command { std: "docker" "start" "-a" "e0e4d78ba92c89d076f6b00d6918ace547a38b08b3210a55b5d92a1ef1726f5d", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.107
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling proc-macro2 v1.0.32
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling syn v1.0.81
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling serde_derive v1.0.130
[INFO] [stderr]    Compiling serde v1.0.130
[INFO] [stderr]    Compiling cc v1.0.72
[INFO] [stderr]    Compiling byteorder v1.4.3
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]    Compiling rand_core v0.4.2
[INFO] [stderr]    Compiling maybe-uninit v2.0.0
[INFO] [stderr]    Compiling futures v0.1.31
[INFO] [stderr]    Compiling fnv v1.0.7
[INFO] [stderr]    Compiling typenum v1.14.0
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]    Compiling either v1.6.1
[INFO] [stderr]    Compiling slab v0.4.5
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]    Compiling rand_core v0.3.1
[INFO] [stderr]    Compiling autocfg v0.1.7
[INFO] [stderr]    Compiling itoa v0.4.8
[INFO] [stderr]    Compiling hashbrown v0.11.2
[INFO] [stderr]    Compiling scopeguard v1.1.0
[INFO] [stderr]    Compiling quick-error v1.2.3
[INFO] [stderr]    Compiling version_check v0.9.3
[INFO] [stderr]    Compiling smallvec v0.6.14
[INFO] [stderr]    Compiling bitflags v1.3.2
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]    Compiling humantime v1.3.0
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling crossbeam-utils v0.7.2
[INFO] [stderr]    Compiling indexmap v1.7.0
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling miniz_oxide v0.4.4
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]    Compiling nodrop v0.1.14
[INFO] [stderr]    Compiling generic-array v0.14.4
[INFO] [stderr]    Compiling parking_lot_core v0.6.2
[INFO] [stderr]    Compiling glob v0.2.11
[INFO] [stderr]    Compiling adler v1.0.2
[INFO] [stderr]    Compiling serde_json v1.0.69
[INFO] [stderr]    Compiling subtle v2.4.1
[INFO] [stderr]    Compiling aho-corasick v0.7.18
[INFO] [stderr]    Compiling parking_lot v0.9.0
[INFO] [stderr]    Compiling quote v1.0.10
[INFO] [stderr]    Compiling rand_pcg v0.1.2
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]    Compiling arrayvec v0.4.12
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling iovec v0.1.4
[INFO] [stderr]    Compiling bytes v0.4.12
[INFO] [stderr]    Compiling net2 v0.2.37
[INFO] [stderr]    Compiling tokio-executor v0.1.10
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling rand v0.5.6
[INFO] [stderr]    Compiling num_cpus v1.13.0
[INFO] [stderr]    Compiling generic-array v0.12.4
[INFO] [stderr]    Compiling clang-sys v0.23.0
[INFO] [stderr]    Compiling regex-syntax v0.6.25
[INFO] [stderr]    Compiling libloading v0.5.2
[INFO] [stderr]    Compiling backtrace v0.3.63
[INFO] [stderr]    Compiling getrandom v0.2.3
[INFO] [stderr]    Compiling memchr v1.0.2
[INFO] [stderr]    Compiling time v0.1.43
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]    Compiling memoffset v0.5.6
[INFO] [stderr]    Compiling lock_api v0.3.4
[INFO] [stderr]    Compiling gimli v0.26.1
[INFO] [stderr]    Compiling crc32fast v1.2.1
[INFO] [stderr]    Compiling unicode-width v0.1.9
[INFO] [stderr]    Compiling termcolor v1.1.2
[INFO] [stderr]    Compiling rustc-serialize v0.3.24
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling rand_core v0.6.3
[INFO] [stdout] error[E0310]: the parameter type `T` may not live long enough
[INFO] [stdout]     --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/rustc-serialize-0.3.24/src/serialize.rs:1155:5
[INFO] [stdout]      |
[INFO] [stdout] 1155 |     fn decode<D: Decoder>(d: &mut D) -> Result<Cow<'static, T>, D::Error> {
[INFO] [stdout]      |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]      |     |
[INFO] [stdout]      |     the parameter type `T` must be valid for the static lifetime...
[INFO] [stdout]      |     ...so that the type `T` will meet its required lifetime bounds...
[INFO] [stdout]      |
[INFO] [stdout] note: ...that is required by this bound
[INFO] [stdout]     --> /rustc/650745ceb2ae60e04f8cd7bfb671fc37239533e4/library/alloc/src/borrow.rs:180:30
[INFO] [stdout] help: consider adding an explicit lifetime bound
[INFO] [stdout]      |
[INFO] [stdout] 1151 | impl<'a, T: ?Sized + 'static> Decodable for Cow<'a, T>
[INFO] [stdout]      |                    +++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling nom v3.2.1
[INFO] [stderr]    Compiling digest v0.8.1
[INFO] [stderr]    Compiling rand_os v0.1.3
[INFO] [stderr]    Compiling rand v0.4.6
[INFO] [stderr]    Compiling tokio-sync v0.1.8
[INFO] [stderr]    Compiling object v0.27.1
[INFO] [stderr]    Compiling parking_lot_core v0.3.1
[INFO] [stderr]    Compiling crossbeam-epoch v0.8.2
[INFO] [stderr]    Compiling rand_isaac v0.1.1
[INFO] [stderr]    Compiling rand_hc v0.1.0
[INFO] [stderr]    Compiling rand_xorshift v0.1.1
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0310`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `rustc-serialize` (lib) due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "e0e4d78ba92c89d076f6b00d6918ace547a38b08b3210a55b5d92a1ef1726f5d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e0e4d78ba92c89d076f6b00d6918ace547a38b08b3210a55b5d92a1ef1726f5d", kill_on_drop: false }`
[INFO] [stdout] e0e4d78ba92c89d076f6b00d6918ace547a38b08b3210a55b5d92a1ef1726f5d
