[INFO] fetching crate ardop_interface 0.4.0...
[INFO] checking ardop_interface-0.4.0 against master#c8551d3c63c51f290cf1dc9dc4714249ea849fd1 for pr-148946
[INFO] extracting crate ardop_interface 0.4.0 into /workspace/builds/worker-4-tc1/source
[INFO] started tweaking crates.io crate ardop_interface 0.4.0
[INFO] finished tweaking crates.io crate ardop_interface 0.4.0
[INFO] tweaked toml for crates.io crate ardop_interface 0.4.0 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate ardop_interface 0.4.0 on toolchain c8551d3c63c51f290cf1dc9dc4714249ea849fd1
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c8551d3c63c51f290cf1dc9dc4714249ea849fd1" "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" "+c8551d3c63c51f290cf1dc9dc4714249ea849fd1" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 85 packages to latest compatible versions
[INFO] [stderr]       Adding bytes v0.5.6 (available: v1.11.0)
[INFO] [stderr]       Adding futures_codec v0.3.4 (available: v0.4.1)
[INFO] [stderr]       Adding nom v4.2.3 (available: v8.0.0)
[INFO] [stderr]       Adding num v0.2.1 (available: v0.4.3)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c8551d3c63c51f290cf1dc9dc4714249ea849fd1" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded enum_derive v0.1.7
[INFO] [stderr]   Downloaded futures_codec v0.3.4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c8551d3c63c51f290cf1dc9dc4714249ea849fd1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f596c7318b0e09a60bbcfd14918d7cc76cff29dc7873f425bdd5dfc3148b46e0
[INFO] running `Command { std: "docker" "start" "-a" "f596c7318b0e09a60bbcfd14918d7cc76cff29dc7873f425bdd5dfc3148b46e0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f596c7318b0e09a60bbcfd14918d7cc76cff29dc7873f425bdd5dfc3148b46e0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f596c7318b0e09a60bbcfd14918d7cc76cff29dc7873f425bdd5dfc3148b46e0", kill_on_drop: false }`
[INFO] [stdout] f596c7318b0e09a60bbcfd14918d7cc76cff29dc7873f425bdd5dfc3148b46e0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c8551d3c63c51f290cf1dc9dc4714249ea849fd1" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b5d17413e6631be5e78acf5fdbc92459bf5d97fe244b2e622b1c09fd865ee1e1
[INFO] running `Command { std: "docker" "start" "-a" "b5d17413e6631be5e78acf5fdbc92459bf5d97fe244b2e622b1c09fd865ee1e1", kill_on_drop: false }`
[INFO] [stderr]     Checking memchr v2.7.6
[INFO] [stderr]    Compiling rustix v1.1.2
[INFO] [stderr]     Checking linux-raw-sys v0.11.0
[INFO] [stderr]    Compiling async-io v2.6.0
[INFO] [stderr]     Checking futures-lite v2.6.1
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling num-bigint v0.2.6
[INFO] [stderr]    Compiling pin-project-internal v0.4.30
[INFO] [stderr]    Compiling num-rational v0.2.4
[INFO] [stderr]     Checking num-integer v0.1.46
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[INFO] [stderr]    Compiling syn v2.0.110
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[INFO] [stderr]     Checking custom_derive v0.1.7
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[INFO] [stderr]     Checking futures v0.3.31
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[INFO] [stderr]     Checking ardop_interface v0.4.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `constants::CommandID`
[INFO] [stdout]  --> src/protocol/mod.rs:7:9
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub use constants::CommandID;
[INFO] [stdout]   |         ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `response::CommandOk`
[INFO] [stdout]  --> src/protocol/mod.rs:8:9
[INFO] [stdout]   |
[INFO] [stdout] 8 | pub use response::CommandOk;
[INFO] [stdout]   |         ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `constants::CommandID`
[INFO] [stdout]  --> src/protocol/mod.rs:7:9
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub use constants::CommandID;
[INFO] [stdout]   |         ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `response::CommandOk`
[INFO] [stdout]  --> src/protocol/mod.rs:8:9
[INFO] [stdout]   |
[INFO] [stdout] 8 | pub use response::CommandOk;
[INFO] [stdout]   |         ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/tncio/controlstream.rs:220:19
[INFO] [stdout]     |
[INFO] [stdout] 220 |     fn poll_ready(mut self: Pin<&mut Self>, cx: &mut Context<'_>) -> Poll<Result<(), Self::Error>> {
[INFO] [stdout]     |                   ----^^^^
[INFO] [stdout]     |                   |
[INFO] [stdout]     |                   help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/tncio/controlstream.rs:247:19
[INFO] [stdout]     |
[INFO] [stdout] 247 |     fn poll_close(mut self: Pin<&mut Self>, cx: &mut Context) -> Poll<Result<(), Self::Error>> {
[INFO] [stdout]     |                   ----^^^^
[INFO] [stdout]     |                   |
[INFO] [stdout]     |                   help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/protocol/response.rs:360:16
[INFO] [stdout]     |
[INFO] [stdout] 360 |     parse_line<&[u8], CompleteStr>,
[INFO] [stdout]     |                ^^^^^  ^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                |
[INFO] [stdout]     |                the lifetime is elided here
[INFO] [stdout]     |                the same 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] 360 |     parse_line<&[u8], CompleteStr<'_>>,
[INFO] [stdout]     |                                  ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/tncio/controlstream.rs:220:19
[INFO] [stdout]     |
[INFO] [stdout] 220 |     fn poll_ready(mut self: Pin<&mut Self>, cx: &mut Context<'_>) -> Poll<Result<(), Self::Error>> {
[INFO] [stdout]     |                   ----^^^^
[INFO] [stdout]     |                   |
[INFO] [stdout]     |                   help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/tncio/controlstream.rs:247:19
[INFO] [stdout]     |
[INFO] [stdout] 247 |     fn poll_close(mut self: Pin<&mut Self>, cx: &mut Context) -> Poll<Result<(), Self::Error>> {
[INFO] [stdout]     |                   ----^^^^
[INFO] [stdout]     |                   |
[INFO] [stdout]     |                   help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/protocol/response.rs:360:16
[INFO] [stdout]     |
[INFO] [stdout] 360 |     parse_line<&[u8], CompleteStr>,
[INFO] [stdout]     |                ^^^^^  ^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                |
[INFO] [stdout]     |                the lifetime is elided here
[INFO] [stdout]     |                the same 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] 360 |     parse_line<&[u8], CompleteStr<'_>>,
[INFO] [stdout]     |                                  ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 19.38s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: nom v4.2.3
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 5`
[INFO] running `Command { std: "docker" "inspect" "b5d17413e6631be5e78acf5fdbc92459bf5d97fe244b2e622b1c09fd865ee1e1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b5d17413e6631be5e78acf5fdbc92459bf5d97fe244b2e622b1c09fd865ee1e1", kill_on_drop: false }`
[INFO] [stdout] b5d17413e6631be5e78acf5fdbc92459bf5d97fe244b2e622b1c09fd865ee1e1
