[INFO] fetching crate stun-bytes 1.0.1...
[INFO] building stun-bytes-1.0.1 against master#c7f6aa2869acdbf014d094c6e427e554e160b6db for pr-146237-2
[INFO] extracting crate stun-bytes 1.0.1 into /workspace/builds/worker-5-tc1/source
[INFO] removed /workspace/builds/worker-5-tc1/source/.cargo/config.toml
[INFO] started tweaking crates.io crate stun-bytes 1.0.1
[INFO] finished tweaking crates.io crate stun-bytes 1.0.1
[INFO] tweaked toml for crates.io crate stun-bytes 1.0.1 written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate stun-bytes 1.0.1 on toolchain c7f6aa2869acdbf014d094c6e427e554e160b6db
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 1 package to latest compatible version
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded r-ex v1.0.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c2ef25ed48c966d635aa3f5bdec9ff9854c60bd1c4d30f6f14d4792ca803d826
[INFO] running `Command { std: "docker" "start" "-a" "c2ef25ed48c966d635aa3f5bdec9ff9854c60bd1c4d30f6f14d4792ca803d826", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c2ef25ed48c966d635aa3f5bdec9ff9854c60bd1c4d30f6f14d4792ca803d826", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c2ef25ed48c966d635aa3f5bdec9ff9854c60bd1c4d30f6f14d4792ca803d826", kill_on_drop: false }`
[INFO] [stdout] c2ef25ed48c966d635aa3f5bdec9ff9854c60bd1c4d30f6f14d4792ca803d826
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] eecc90d4bdd972373b37517ce554a53e26dcc81898efbbdb03363590f95e9cb6
[INFO] running `Command { std: "docker" "start" "-a" "eecc90d4bdd972373b37517ce554a53e26dcc81898efbbdb03363590f95e9cb6", kill_on_drop: false }`
[INFO] [stderr]    Compiling r-ex v1.0.1
[INFO] [stderr]    Compiling stun-bytes v1.0.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/lib.rs:46:23
[INFO] [stdout]    |
[INFO] [stdout] 46 |     pub fn attrs_iter(&self) -> ByteAttrIter {
[INFO] [stdout]    |                       ^^^^^     ^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                       |
[INFO] [stdout]    |                       the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 46 |     pub fn attrs_iter(&self) -> ByteAttrIter<'_> {
[INFO] [stdout]    |                                             ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/lib.rs:159:23
[INFO] [stdout]     |
[INFO] [stdout] 159 |     pub fn attrs_iter(&mut self) -> ByteAttrIterMut {
[INFO] [stdout]     |                       ^^^^^^^^^     ^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                       |
[INFO] [stdout]     |                       the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 159 |     pub fn attrs_iter(&mut self) -> ByteAttrIterMut<'_> {
[INFO] [stdout]     |                                                    ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.39s
[INFO] running `Command { std: "docker" "inspect" "eecc90d4bdd972373b37517ce554a53e26dcc81898efbbdb03363590f95e9cb6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "eecc90d4bdd972373b37517ce554a53e26dcc81898efbbdb03363590f95e9cb6", kill_on_drop: false }`
[INFO] [stdout] eecc90d4bdd972373b37517ce554a53e26dcc81898efbbdb03363590f95e9cb6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 297dcbd38ac79963446b328368f7a366553c2e0a366f44fa37bab05795bf470f
[INFO] running `Command { std: "docker" "start" "-a" "297dcbd38ac79963446b328368f7a366553c2e0a366f44fa37bab05795bf470f", kill_on_drop: false }`
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/lib.rs:46:23
[INFO] [stdout]    |
[INFO] [stdout] 46 |     pub fn attrs_iter(&self) -> ByteAttrIter {
[INFO] [stdout]    |                       ^^^^^     ^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                       |
[INFO] [stdout]    |                       the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 46 |     pub fn attrs_iter(&self) -> ByteAttrIter<'_> {
[INFO] [stdout]    |                                             ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/lib.rs:159:23
[INFO] [stdout]     |
[INFO] [stdout] 159 |     pub fn attrs_iter(&mut self) -> ByteAttrIterMut {
[INFO] [stdout]     |                       ^^^^^^^^^     ^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                       |
[INFO] [stdout]     |                       the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 159 |     pub fn attrs_iter(&mut self) -> ByteAttrIterMut<'_> {
[INFO] [stdout]     |                                                    ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling stun-bytes v1.0.1 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0599]: no method named `cookie` found for struct `ByteMsg<'a>` in the current scope
[INFO] [stdout]    --> src/lib.rs:294:36
[INFO] [stdout]     |
[INFO] [stdout]   5 | pub struct ByteMsg<'a> {
[INFO] [stdout]     | ---------------------- method `cookie` not found for this struct
[INFO] [stdout] ...
[INFO] [stdout] 294 |         assert_eq!(&MSG[4..8], msg.cookie().unwrap());
[INFO] [stdout]     |                                    ^^^^^^ method not found in `ByteMsg<'_>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `cookie` found for struct `ByteMsgMut<'a>` in the current scope
[INFO] [stdout]    --> src/lib.rs:313:36
[INFO] [stdout]     |
[INFO] [stdout] 118 | pub struct ByteMsgMut<'a> {
[INFO] [stdout]     | ------------------------- method `cookie` not found for this struct
[INFO] [stdout] ...
[INFO] [stdout] 313 |         assert_eq!(&MSG[4..8], msg.cookie().unwrap());
[INFO] [stdout]     |                                    ^^^^^^ method not found in `ByteMsgMut<'_>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `cookie` found for struct `ByteMsgMut<'a>` in the current scope
[INFO] [stdout]    --> src/lib.rs:332:13
[INFO] [stdout]     |
[INFO] [stdout] 118 | pub struct ByteMsgMut<'a> {
[INFO] [stdout]     | ------------------------- method `cookie` not found for this struct
[INFO] [stdout] ...
[INFO] [stdout] 332 |         msg.cookie().unwrap().copy_from(MSG.carve(4).unwrap());
[INFO] [stdout]     |             ^^^^^^ method not found in `ByteMsgMut<'_>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `cookie` found for struct `ByteMsgMut<'a>` in the current scope
[INFO] [stdout]    --> src/lib.rs:354:13
[INFO] [stdout]     |
[INFO] [stdout] 118 | pub struct ByteMsgMut<'a> {
[INFO] [stdout]     | ------------------------- method `cookie` not found for this struct
[INFO] [stdout] ...
[INFO] [stdout] 354 |         msg.cookie().unwrap().copy_from(MSG.carve(4).unwrap());
[INFO] [stdout]     |             ^^^^^^ method not found in `ByteMsgMut<'_>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0599`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `stun-bytes` (lib test) due to 4 previous errors
[INFO] running `Command { std: "docker" "inspect" "297dcbd38ac79963446b328368f7a366553c2e0a366f44fa37bab05795bf470f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "297dcbd38ac79963446b328368f7a366553c2e0a366f44fa37bab05795bf470f", kill_on_drop: false }`
[INFO] [stdout] 297dcbd38ac79963446b328368f7a366553c2e0a366f44fa37bab05795bf470f