[INFO] fetching crate mai 0.1.0...
[INFO] checking mai-0.1.0 against try#f47dd4da3ae8c32c9e65d307bfe640b143e674df for pr-77526
[INFO] extracting crate mai 0.1.0 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate mai 0.1.0 on toolchain f47dd4da3ae8c32c9e65d307bfe640b143e674df
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "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-2/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] Downloading crates ...
[INFO] [stderr] Downloaded lifeguard v0.5.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1e79f49f1d55806c3a00223620988064ae987a515319af90b6773389f52ad546
[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" "1e79f49f1d55806c3a00223620988064ae987a515319af90b6773389f52ad546", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1e79f49f1d55806c3a00223620988064ae987a515319af90b6773389f52ad546", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1e79f49f1d55806c3a00223620988064ae987a515319af90b6773389f52ad546", kill_on_drop: false }`
[INFO] [stdout] 1e79f49f1d55806c3a00223620988064ae987a515319af90b6773389f52ad546
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] ded1513301b5216adbddad82c65f272597ea13aacd797eb7b86c2696e0ecd13c
[INFO] running `Command { std: "docker" "start" "-a" "ded1513301b5216adbddad82c65f272597ea13aacd797eb7b86c2696e0ecd13c", kill_on_drop: false }`
[INFO] [stderr] Compiling winapi-build v0.1.1
[INFO] [stderr] Compiling libc v0.2.79
[INFO] [stderr] Checking cfg-if v0.1.10
[INFO] [stderr] Checking winapi v0.2.8
[INFO] [stderr] Compiling log v0.4.11
[INFO] [stderr] Checking bytes v0.3.0
[INFO] [stderr] Checking slab v0.1.3
[INFO] [stderr] Checking lifeguard v0.5.2
[INFO] [stderr] Compiling ws2_32-sys v0.2.1
[INFO] [stderr] Compiling kernel32-sys v0.2.2
[INFO] [stderr] Checking log v0.3.9
[INFO] [stderr] Checking net2 v0.2.35
[INFO] [stderr] Checking nix v0.5.1
[INFO] [stderr] Checking time v0.1.44
[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: 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: 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: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: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: 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 9.42s
[INFO] running `Command { std: "docker" "inspect" "ded1513301b5216adbddad82c65f272597ea13aacd797eb7b86c2696e0ecd13c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ded1513301b5216adbddad82c65f272597ea13aacd797eb7b86c2696e0ecd13c", kill_on_drop: false }`
[INFO] [stdout] ded1513301b5216adbddad82c65f272597ea13aacd797eb7b86c2696e0ecd13c