[INFO] fetching crate mai 0.1.0...
[INFO] checking mai-0.1.0 against master#a609fb45efad59dfd459c76e50899be9f0583b5a for pr-80579
[INFO] extracting crate mai 0.1.0 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate mai 0.1.0 on toolchain a609fb45efad59dfd459c76e50899be9f0583b5a
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate mai 0.1.0
[INFO] finished tweaking crates.io crate mai 0.1.0
[INFO] tweaked toml for crates.io crate mai 0.1.0 written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d65953c5475515f53d4f7b3bb9061c6274677a816c3377a355455a995d7bfd5a
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "d65953c5475515f53d4f7b3bb9061c6274677a816c3377a355455a995d7bfd5a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d65953c5475515f53d4f7b3bb9061c6274677a816c3377a355455a995d7bfd5a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d65953c5475515f53d4f7b3bb9061c6274677a816c3377a355455a995d7bfd5a", kill_on_drop: false }`
[INFO] [stdout] d65953c5475515f53d4f7b3bb9061c6274677a816c3377a355455a995d7bfd5a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 344d4820722056363fea5478d93bbadaa33d8c14e0be4c051ce059f60d05905b
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "344d4820722056363fea5478d93bbadaa33d8c14e0be4c051ce059f60d05905b", kill_on_drop: false }`
[INFO] [stderr] Compiling winapi-build v0.1.1
[INFO] [stderr] Checking bitflags v0.4.0
[INFO] [stderr] Checking bytes v0.3.0
[INFO] [stderr] Checking slab v0.1.3
[INFO] [stderr] Checking lifeguard v0.5.2
[INFO] [stderr] Checking net2 v0.2.37
[INFO] [stderr] Checking nix v0.5.1
[INFO] [stderr] Compiling kernel32-sys v0.2.2
[INFO] [stderr] Compiling ws2_32-sys v0.2.1
[INFO] [stderr] Checking miow v0.1.5
[INFO] [stderr] Checking mio v0.5.1
[INFO] [stderr] Checking mai v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout] --> src/evented_frame_stream.rs:211:7
[INFO] [stdout] |
[INFO] [stdout] 211 | try!(self.register_interest_in_writing(event_loop, token))
[INFO] [stdout] | ^^^
[INFO] [stdout] |
[INFO] [stdout] = note: `#[warn(deprecated)]` on by default
[INFO] [stdout]
[INFO] [stdout]
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout] --> src/evented_frame_stream.rs:211:7
[INFO] [stdout] |
[INFO] [stdout] 211 | try!(self.register_interest_in_writing(event_loop, token))
[INFO] [stdout] | ^^^
[INFO] [stdout] |
[INFO] [stdout] = note: `#[warn(deprecated)]` on by default
[INFO] [stdout]
[INFO] [stdout]
[INFO] [stdout] warning: unused import: `Evented`
[INFO] [stdout] --> src/protocol_engine.rs:1:11
[INFO] [stdout] |
[INFO] [stdout] 1 | use mio::{Evented, EventSet, PollOpt, Token};
[INFO] [stdout] | ^^^^^^^
[INFO] [stdout] |
[INFO] [stdout] = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout]
[INFO] [stdout]
[INFO] [stdout] warning: unused import: `Recycleable`
[INFO] [stdout] --> src/protocol_engine.rs:5:23
[INFO] [stdout] |
[INFO] [stdout] 5 | use lifeguard::{self, Recycleable, Pool, StartingSize, MaxSize, Supplier};
[INFO] [stdout] | ^^^^^^^^^^^
[INFO] [stdout]
[INFO] [stdout]
[INFO] [stdout] warning: unused import: `Read`
[INFO] [stdout] --> src/protocol_engine.rs:8:21
[INFO] [stdout] |
[INFO] [stdout] 8 | use std::io::{self, Read, Write};
[INFO] [stdout] | ^^^^
[INFO] [stdout]
[INFO] [stdout]
[INFO] [stdout] warning: unused import: `Write`
[INFO] [stdout] --> src/protocol_engine.rs:8:27
[INFO] [stdout] |
[INFO] [stdout] 8 | use std::io::{self, Read, Write};
[INFO] [stdout] | ^^^^^
[INFO] [stdout]
[INFO] [stdout]
[INFO] [stdout] warning: unused import: `Evented`
[INFO] [stdout] --> src/protocol_engine.rs:1:11
[INFO] [stdout] |
[INFO] [stdout] 1 | use mio::{Evented, EventSet, PollOpt, Token};
[INFO] [stdout] | ^^^^^^^
[INFO] [stdout] |
[INFO] [stdout] = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout]
[INFO] [stdout]
[INFO] [stdout] warning: unused import: `Recycleable`
[INFO] [stdout] --> src/protocol_engine.rs:5:23
[INFO] [stdout] |
[INFO] [stdout] 5 | use lifeguard::{self, Recycleable, Pool, StartingSize, MaxSize, Supplier};
[INFO] [stdout] | ^^^^^^^^^^^
[INFO] [stdout]
[INFO] [stdout]
[INFO] [stdout] warning: unused import: `Read`
[INFO] [stdout] --> src/protocol_engine.rs:8:21
[INFO] [stdout] |
[INFO] [stdout] 8 | use std::io::{self, Read, Write};
[INFO] [stdout] | ^^^^
[INFO] [stdout]
[INFO] [stdout]
[INFO] [stdout] warning: unused import: `Write`
[INFO] [stdout] --> src/protocol_engine.rs:8:27
[INFO] [stdout] |
[INFO] [stdout] 8 | use std::io::{self, Read, Write};
[INFO] [stdout] | ^^^^^
[INFO] [stdout]
[INFO] [stdout]
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout] --> src/evented_frame_stream.rs:215:9
[INFO] [stdout] |
[INFO] [stdout] 215 | let mut outbox = self.outbox(outbox_pool);
[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: variable does not need to be mutable
[INFO] [stdout] --> src/protocol_engine.rs:131:12
[INFO] [stdout] |
[INFO] [stdout] 131 | let mut stream_session: &mut StreamSession = stream_session.unwrap();
[INFO] [stdout] | ----^^^^^^^^^^^^^^
[INFO] [stdout] | |
[INFO] [stdout] | help: remove this `mut`
[INFO] [stdout]
[INFO] [stdout]
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout] --> src/protocol_engine.rs:133:13
[INFO] [stdout] |
[INFO] [stdout] 133 | let (mut efs, mut session) = stream_session.components();
[INFO] [stdout] | ----^^^
[INFO] [stdout] | |
[INFO] [stdout] | help: remove this `mut`
[INFO] [stdout]
[INFO] [stdout]
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout] --> src/protocol_engine.rs:133:22
[INFO] [stdout] |
[INFO] [stdout] 133 | let (mut efs, mut session) = stream_session.components();
[INFO] [stdout] | ----^^^^^^^
[INFO] [stdout] | |
[INFO] [stdout] | help: remove this `mut`
[INFO] [stdout]
[INFO] [stdout]
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout] --> src/protocol_engine.rs:215:17
[INFO] [stdout] |
[INFO] [stdout] 215 | let mut stream_session: &mut StreamSession
= stream_session.unwrap();
[INFO] [stdout] | ----^^^^^^^^^^^^^^
[INFO] [stdout] | |
[INFO] [stdout] | help: remove this `mut`
[INFO] [stdout]
[INFO] [stdout]
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout] --> src/protocol_engine.rs:216:18
[INFO] [stdout] |
[INFO] [stdout] 216 | let (mut efs, mut session) = stream_session.components();
[INFO] [stdout] | ----^^^
[INFO] [stdout] | |
[INFO] [stdout] | help: remove this `mut`
[INFO] [stdout]
[INFO] [stdout]
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout] --> src/protocol_engine.rs:216:27
[INFO] [stdout] |
[INFO] [stdout] 216 | let (mut efs, mut session) = stream_session.components();
[INFO] [stdout] | ----^^^^^^^
[INFO] [stdout] | |
[INFO] [stdout] | help: remove this `mut`
[INFO] [stdout]
[INFO] [stdout]
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout] --> src/evented_frame_stream.rs:215:9
[INFO] [stdout] |
[INFO] [stdout] 215 | let mut outbox = self.outbox(outbox_pool);
[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: variable does not need to be mutable
[INFO] [stdout] --> src/protocol_engine.rs:131:12
[INFO] [stdout] |
[INFO] [stdout] 131 | let mut stream_session: &mut StreamSession
= stream_session.unwrap();
[INFO] [stdout] | ----^^^^^^^^^^^^^^
[INFO] [stdout] | |
[INFO] [stdout] | help: remove this `mut`
[INFO] [stdout]
[INFO] [stdout]
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout] --> src/protocol_engine.rs:133:13
[INFO] [stdout] |
[INFO] [stdout] 133 | let (mut efs, mut session) = stream_session.components();
[INFO] [stdout] | ----^^^
[INFO] [stdout] | |
[INFO] [stdout] | help: remove this `mut`
[INFO] [stdout]
[INFO] [stdout]
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout] --> src/protocol_engine.rs:133:22
[INFO] [stdout] |
[INFO] [stdout] 133 | let (mut efs, mut session) = stream_session.components();
[INFO] [stdout] | ----^^^^^^^
[INFO] [stdout] | |
[INFO] [stdout] | help: remove this `mut`
[INFO] [stdout]
[INFO] [stdout]
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout] --> src/protocol_engine.rs:215:17
[INFO] [stdout] |
[INFO] [stdout] 215 | let mut stream_session: &mut StreamSession
= stream_session.unwrap();
[INFO] [stdout] | ----^^^^^^^^^^^^^^
[INFO] [stdout] | |
[INFO] [stdout] | help: remove this `mut`
[INFO] [stdout]
[INFO] [stdout]
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout] --> src/protocol_engine.rs:216:18
[INFO] [stdout] |
[INFO] [stdout] 216 | let (mut efs, mut session) = stream_session.components();
[INFO] [stdout] | ----^^^
[INFO] [stdout] | |
[INFO] [stdout] | help: remove this `mut`
[INFO] [stdout]
[INFO] [stdout]
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout] --> src/protocol_engine.rs:216:27
[INFO] [stdout] |
[INFO] [stdout] 216 | let (mut efs, mut session) = stream_session.components();
[INFO] [stdout] | ----^^^^^^^
[INFO] [stdout] | |
[INFO] [stdout] | help: remove this `mut`
[INFO] [stdout]
[INFO] [stdout]
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout] --> src/protocol_engine.rs:531:26
[INFO] [stdout] |
[INFO] [stdout] 531 | let (codec, _stream, mut write_buffer, outbox) = efs.writing_toolset(buffer_pool, outbox_pool);
[INFO] [stdout] | ----^^^^^^^^^^^^
[INFO] [stdout] | |
[INFO] [stdout] | help: remove this `mut`
[INFO] [stdout]
[INFO] [stdout]
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout] --> src/protocol_engine.rs:531:26
[INFO] [stdout] |
[INFO] [stdout] 531 | let (codec, _stream, mut write_buffer, outbox) = efs.writing_toolset(buffer_pool, outbox_pool);
[INFO] [stdout] | ----^^^^^^^^^^^^
[INFO] [stdout] | |
[INFO] [stdout] | help: remove this `mut`
[INFO] [stdout]
[INFO] [stdout]
[INFO] [stdout] warning: 13 warnings emitted
[INFO] [stdout]
[INFO] [stdout]
[INFO] [stdout] warning: 13 warnings emitted
[INFO] [stdout]
[INFO] [stdout]
[INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 7.99s
[INFO] running `Command { std: "docker" "inspect" "344d4820722056363fea5478d93bbadaa33d8c14e0be4c051ce059f60d05905b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "344d4820722056363fea5478d93bbadaa33d8c14e0be4c051ce059f60d05905b", kill_on_drop: false }`
[INFO] [stdout] 344d4820722056363fea5478d93bbadaa33d8c14e0be4c051ce059f60d05905b