[INFO] fetching crate consio 0.1.2...
[INFO] checking consio-0.1.2 against try#c659ee110de67e82444e4b6c8407c1a9af9c2cf6 for pr-145608-1
[INFO] extracting crate consio 0.1.2 into /workspace/builds/worker-6-tc2/source
[INFO] started tweaking crates.io crate consio 0.1.2
[INFO] finished tweaking crates.io crate consio 0.1.2
[INFO] tweaked toml for crates.io crate consio 0.1.2 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate consio 0.1.2 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] crate crates.io crate consio 0.1.2 already has a lockfile, it will not be regenerated
[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] 4ba5113ceb050720274420157d8e2d373eaf4dd5f53e4d964d57b13252220ee4
[INFO] running `Command { std: "docker" "start" "-a" "4ba5113ceb050720274420157d8e2d373eaf4dd5f53e4d964d57b13252220ee4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4ba5113ceb050720274420157d8e2d373eaf4dd5f53e4d964d57b13252220ee4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4ba5113ceb050720274420157d8e2d373eaf4dd5f53e4d964d57b13252220ee4", kill_on_drop: false }`
[INFO] [stdout] 4ba5113ceb050720274420157d8e2d373eaf4dd5f53e4d964d57b13252220ee4
[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] 3c511792f0699eab1477b2890d01fde28563471c4b1fd652f06d5a6026620e01
[INFO] running `Command { std: "docker" "start" "-a" "3c511792f0699eab1477b2890d01fde28563471c4b1fd652f06d5a6026620e01", kill_on_drop: false }`
[INFO] [stderr]     Checking consio v0.1.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait `Atom` is never used
[INFO] [stdout]  --> src/core/atom.rs:3:11
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub trait Atom: FromBuf { }
[INFO] [stdout]   |           ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `Atom` is never used
[INFO] [stdout]  --> src/core/atom.rs:3:11
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub trait Atom: FromBuf { }
[INFO] [stdout]   |           ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `value`
[INFO] [stdout]   --> examples/io.rs:15:9
[INFO] [stdout]    |
[INFO] [stdout] 15 |     let value = input!(print "Input a string: ").unwrap();
[INFO] [stdout]    |         ^^^^^ help: if this is intentional, prefix it with an underscore: `_value`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.39s
[INFO] running `Command { std: "docker" "inspect" "3c511792f0699eab1477b2890d01fde28563471c4b1fd652f06d5a6026620e01", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3c511792f0699eab1477b2890d01fde28563471c4b1fd652f06d5a6026620e01", kill_on_drop: false }`
[INFO] [stdout] 3c511792f0699eab1477b2890d01fde28563471c4b1fd652f06d5a6026620e01