[INFO] fetching crate easyio 0.2.0...
[INFO] checking easyio-0.2.0 against try#c659ee110de67e82444e4b6c8407c1a9af9c2cf6 for pr-145608-1
[INFO] extracting crate easyio 0.2.0 into /workspace/builds/worker-6-tc2/source
[INFO] started tweaking crates.io crate easyio 0.2.0
[INFO] finished tweaking crates.io crate easyio 0.2.0
[INFO] tweaked toml for crates.io crate easyio 0.2.0 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate easyio 0.2.0 on toolchain c659ee110de67e82444e4b6c8407c1a9af9c2cf6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c659ee110de67e82444e4b6c8407c1a9af9c2cf6" "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" "+c659ee110de67e82444e4b6c8407c1a9af9c2cf6" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c659ee110de67e82444e4b6c8407c1a9af9c2cf6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+c659ee110de67e82444e4b6c8407c1a9af9c2cf6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0c9456b6a7b164ca94bc1508a4fb1a67da2c45056faf239dc3430ed896140183
[INFO] running `Command { std: "docker" "start" "-a" "0c9456b6a7b164ca94bc1508a4fb1a67da2c45056faf239dc3430ed896140183", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0c9456b6a7b164ca94bc1508a4fb1a67da2c45056faf239dc3430ed896140183", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0c9456b6a7b164ca94bc1508a4fb1a67da2c45056faf239dc3430ed896140183", kill_on_drop: false }`
[INFO] [stdout] 0c9456b6a7b164ca94bc1508a4fb1a67da2c45056faf239dc3430ed896140183
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+c659ee110de67e82444e4b6c8407c1a9af9c2cf6" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9dc1b15766f91427671f9fa8e92b1c8b5965edf91fb3bb773e6a645fd1620a31
[INFO] running `Command { std: "docker" "start" "-a" "9dc1b15766f91427671f9fa8e92b1c8b5965edf91fb3bb773e6a645fd1620a31", kill_on_drop: false }`
[INFO] [stderr]     Checking easyio v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]   --> src/lib.rs:94:40
[INFO] [stdout]    |
[INFO] [stdout] 94 |         underlying_reader: &'a mut dyn (Read),
[INFO] [stdout]    |                                        ^    ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 94 -         underlying_reader: &'a mut dyn (Read),
[INFO] [stdout] 94 +         underlying_reader: &'a mut dyn Read,
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/lib.rs:54:19
[INFO] [stdout]    |
[INFO] [stdout] 54 |     pub fn new(r: &mut dyn Read) -> MeteringReader {
[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] 54 |     pub fn new(r: &mut dyn Read) -> MeteringReader<'_> {
[INFO] [stdout]    |                                                   ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/lib.rs:54:19
[INFO] [stdout]    |
[INFO] [stdout] 54 |     pub fn new(r: &mut dyn Read) -> MeteringReader {
[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] 54 |     pub fn new(r: &mut dyn Read) -> MeteringReader<'_> {
[INFO] [stdout]    |                                                   ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.16s
[INFO] running `Command { std: "docker" "inspect" "9dc1b15766f91427671f9fa8e92b1c8b5965edf91fb3bb773e6a645fd1620a31", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9dc1b15766f91427671f9fa8e92b1c8b5965edf91fb3bb773e6a645fd1620a31", kill_on_drop: false }`
[INFO] [stdout] 9dc1b15766f91427671f9fa8e92b1c8b5965edf91fb3bb773e6a645fd1620a31