[INFO] fetching crate mai 0.1.0...
[INFO] extracting crate mai 0.1.0 into work/ex/pr-62008/sources/master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1/reg/mai/0.1.0
[INFO] extracting crate mai 0.1.0 into work/ex/pr-62008/sources/try#8f81d0bf6baf07b92f1246696722485c4ca0b049/reg/mai/0.1.0
[INFO] validating manifest of mai-0.1.0 on toolchain master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1
[INFO] running `"/mnt/big/ec2-user/crater/work/local/cargo-home/bin/cargo" "+848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of mai-0.1.0 on toolchain try#8f81d0bf6baf07b92f1246696722485c4ca0b049
[INFO] running `"/mnt/big/ec2-user/crater/work/local/cargo-home/bin/cargo" "+8f81d0bf6baf07b92f1246696722485c4ca0b049-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing mai-0.1.0
[INFO] finished frobbing mai-0.1.0
[INFO] frobbed toml for mai-0.1.0 written to work/ex/pr-62008/sources/master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1/reg/mai/0.1.0/Cargo.toml
[INFO] started frobbing mai-0.1.0
[INFO] finished frobbing mai-0.1.0
[INFO] frobbed toml for mai-0.1.0 written to work/ex/pr-62008/sources/try#8f81d0bf6baf07b92f1246696722485c4ca0b049/reg/mai/0.1.0/Cargo.toml
[INFO] running `"/mnt/big/ec2-user/crater/work/local/cargo-home/bin/cargo" "+848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/ec2-user/crater/work/local/cargo-home/bin/cargo" "+8f81d0bf6baf07b92f1246696722485c4ca0b049-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] [stderr] Blocking waiting for file lock on package cache
[INFO] running `"/mnt/big/ec2-user/crater/work/local/cargo-home/bin/cargo" "+848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr] Blocking waiting for file lock on package cache
[INFO] [stderr] Downloading crates ...
[INFO] [stderr] Downloaded lifeguard v0.5.2
[INFO] running `"/mnt/big/ec2-user/crater/work/local/cargo-home/bin/cargo" "+8f81d0bf6baf07b92f1246696722485c4ca0b049-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking mai-0.1.0 against master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1 for pr-62008
[INFO] running `"docker" "create" "-v" "/mnt/big/ec2-user/crater/work/local/target-dirs/pr-62008/worker-6/master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1:/opt/crater/target:rw,Z" "-v" "/mnt/big/ec2-user/crater/work/ex/pr-62008/sources/master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1/reg/mai/0.1.0:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/ec2-user/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/ec2-user/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 3b9e3cf50623a7d1d5b901a0855e4881392854468dc908f6577b309e96db9159
[INFO] running `"docker" "start" "-a" "3b9e3cf50623a7d1d5b901a0855e4881392854468dc908f6577b309e96db9159"`
[INFO] [stderr] Checking lifeguard v0.5.2
[INFO] [stderr] Checking mai v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused import: `Evented`
[INFO] [stderr] --> src/protocol_engine.rs:1:11
[INFO] [stderr] |
[INFO] [stderr] 1 | use mio::{Evented, EventSet, PollOpt, Token};
[INFO] [stderr] | ^^^^^^^
[INFO] [stderr] |
[INFO] [stderr] = note: #[warn(unused_imports)] on by default
[INFO] [stderr]
[INFO] [stderr] warning: unused import: `Recycleable`
[INFO] [stderr] --> src/protocol_engine.rs:5:23
[INFO] [stderr] |
[INFO] [stderr] 5 | use lifeguard::{self, Recycleable, Pool, StartingSize, MaxSize, Supplier};
[INFO] [stderr] | ^^^^^^^^^^^
[INFO] [stderr]
[INFO] [stderr] warning: unused import: `Read`
[INFO] [stderr] --> src/protocol_engine.rs:8:21
[INFO] [stderr] |
[INFO] [stderr] 8 | use std::io::{self, Read, Write};
[INFO] [stderr] | ^^^^
[INFO] [stderr]
[INFO] [stderr] warning: unused import: `Write`
[INFO] [stderr] --> src/protocol_engine.rs:8:27
[INFO] [stderr] |
[INFO] [stderr] 8 | use std::io::{self, Read, Write};
[INFO] [stderr] | ^^^^^
[INFO] [stderr]
[INFO] [stderr] warning: unused import: `Evented`
[INFO] [stderr] --> src/protocol_engine.rs:1:11
[INFO] [stderr] |
[INFO] [stderr] 1 | use mio::{Evented, EventSet, PollOpt, Token};
[INFO] [stderr] | ^^^^^^^
[INFO] [stderr] |
[INFO] [stderr] = note: #[warn(unused_imports)] on by default
[INFO] [stderr]
[INFO] [stderr] warning: unused import: `Recycleable`
[INFO] [stderr] --> src/protocol_engine.rs:5:23
[INFO] [stderr] |
[INFO] [stderr] 5 | use lifeguard::{self, Recycleable, Pool, StartingSize, MaxSize, Supplier};
[INFO] [stderr] | ^^^^^^^^^^^
[INFO] [stderr]
[INFO] [stderr] warning: unused import: `Read`
[INFO] [stderr] --> src/protocol_engine.rs:8:21
[INFO] [stderr] |
[INFO] [stderr] 8 | use std::io::{self, Read, Write};
[INFO] [stderr] | ^^^^
[INFO] [stderr]
[INFO] [stderr] warning: unused import: `Write`
[INFO] [stderr] --> src/protocol_engine.rs:8:27
[INFO] [stderr] |
[INFO] [stderr] 8 | use std::io::{self, Read, Write};
[INFO] [stderr] | ^^^^^
[INFO] [stderr]
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr] --> src/evented_frame_stream.rs:215:9
[INFO] [stderr] |
[INFO] [stderr] 215 | let mut outbox = self.outbox(outbox_pool);
[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: variable does not need to be mutable
[INFO] [stderr] --> src/evented_frame_stream.rs:215:9
[INFO] [stderr] |
[INFO] [stderr] 215 | let mut outbox = self.outbox(outbox_pool);
[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: variable does not need to be mutable
[INFO] [stderr] --> src/protocol_engine.rs:131:12
[INFO] [stderr] |
[INFO] [stderr] 131 | let mut stream_session: &mut StreamSession = stream_session.unwrap();
[INFO] [stderr] | ----^^^^^^^^^^^^^^
[INFO] [stderr] | |
[INFO] [stderr] | help: remove this `mut`
[INFO] [stderr]
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr] --> src/protocol_engine.rs:133:13
[INFO] [stderr] |
[INFO] [stderr] 133 | let (mut efs, mut session) = stream_session.components();
[INFO] [stderr] | ----^^^
[INFO] [stderr] | |
[INFO] [stderr] | help: remove this `mut`
[INFO] [stderr]
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr] --> src/protocol_engine.rs:133:22
[INFO] [stderr] |
[INFO] [stderr] 133 | let (mut efs, mut session) = stream_session.components();
[INFO] [stderr] | ----^^^^^^^
[INFO] [stderr] | |
[INFO] [stderr] | help: remove this `mut`
[INFO] [stderr]
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr] --> src/protocol_engine.rs:215:17
[INFO] [stderr] |
[INFO] [stderr] 215 | let mut stream_session: &mut StreamSession
= stream_session.unwrap();
[INFO] [stderr] | ----^^^^^^^^^^^^^^
[INFO] [stderr] | |
[INFO] [stderr] | help: remove this `mut`
[INFO] [stderr]
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr] --> src/protocol_engine.rs:216:18
[INFO] [stderr] |
[INFO] [stderr] 216 | let (mut efs, mut session) = stream_session.components();
[INFO] [stderr] | ----^^^
[INFO] [stderr] | |
[INFO] [stderr] | help: remove this `mut`
[INFO] [stderr]
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr] --> src/protocol_engine.rs:216:27
[INFO] [stderr] |
[INFO] [stderr] 216 | let (mut efs, mut session) = stream_session.components();
[INFO] [stderr] | ----^^^^^^^
[INFO] [stderr] | |
[INFO] [stderr] | help: remove this `mut`
[INFO] [stderr]
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr] --> src/protocol_engine.rs:131:12
[INFO] [stderr] |
[INFO] [stderr] 131 | let mut stream_session: &mut StreamSession
= stream_session.unwrap();
[INFO] [stderr] | ----^^^^^^^^^^^^^^
[INFO] [stderr] | |
[INFO] [stderr] | help: remove this `mut`
[INFO] [stderr]
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr] --> src/protocol_engine.rs:133:13
[INFO] [stderr] |
[INFO] [stderr] 133 | let (mut efs, mut session) = stream_session.components();
[INFO] [stderr] | ----^^^
[INFO] [stderr] | |
[INFO] [stderr] | help: remove this `mut`
[INFO] [stderr]
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr] --> src/protocol_engine.rs:133:22
[INFO] [stderr] |
[INFO] [stderr] 133 | let (mut efs, mut session) = stream_session.components();
[INFO] [stderr] | ----^^^^^^^
[INFO] [stderr] | |
[INFO] [stderr] | help: remove this `mut`
[INFO] [stderr]
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr] --> src/protocol_engine.rs:215:17
[INFO] [stderr] |
[INFO] [stderr] 215 | let mut stream_session: &mut StreamSession
= stream_session.unwrap();
[INFO] [stderr] | ----^^^^^^^^^^^^^^
[INFO] [stderr] | |
[INFO] [stderr] | help: remove this `mut`
[INFO] [stderr]
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr] --> src/protocol_engine.rs:216:18
[INFO] [stderr] |
[INFO] [stderr] 216 | let (mut efs, mut session) = stream_session.components();
[INFO] [stderr] | ----^^^
[INFO] [stderr] | |
[INFO] [stderr] | help: remove this `mut`
[INFO] [stderr]
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr] --> src/protocol_engine.rs:216:27
[INFO] [stderr] |
[INFO] [stderr] 216 | let (mut efs, mut session) = stream_session.components();
[INFO] [stderr] | ----^^^^^^^
[INFO] [stderr] | |
[INFO] [stderr] | help: remove this `mut`
[INFO] [stderr]
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr] --> src/protocol_engine.rs:531:26
[INFO] [stderr] |
[INFO] [stderr] 531 | let (codec, _stream, mut write_buffer, outbox) = efs.writing_toolset(buffer_pool, outbox_pool);
[INFO] [stderr] | ----^^^^^^^^^^^^
[INFO] [stderr] | |
[INFO] [stderr] | help: remove this `mut`
[INFO] [stderr]
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr] --> src/protocol_engine.rs:531:26
[INFO] [stderr] |
[INFO] [stderr] 531 | let (codec, _stream, mut write_buffer, outbox) = efs.writing_toolset(buffer_pool, outbox_pool);
[INFO] [stderr] | ----^^^^^^^^^^^^
[INFO] [stderr] | |
[INFO] [stderr] | help: remove this `mut`
[INFO] [stderr]
[INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1.17s
[INFO] running `"docker" "inspect" "3b9e3cf50623a7d1d5b901a0855e4881392854468dc908f6577b309e96db9159"`
[INFO] running `"docker" "rm" "-f" "3b9e3cf50623a7d1d5b901a0855e4881392854468dc908f6577b309e96db9159"`
[INFO] [stdout] 3b9e3cf50623a7d1d5b901a0855e4881392854468dc908f6577b309e96db9159