[INFO] fetching crate classpad_string 0.2.1...
[INFO] checking classpad_string-0.2.1 against try#b1f2594eac607c1f051534800237eeedb5590a49 for pr-139493-3
[INFO] extracting crate classpad_string 0.2.1 into /workspace/builds/worker-3-tc2/source
[INFO] started tweaking crates.io crate classpad_string 0.2.1
[INFO] finished tweaking crates.io crate classpad_string 0.2.1
[INFO] tweaked toml for crates.io crate classpad_string 0.2.1 written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate classpad_string 0.2.1 on toolchain b1f2594eac607c1f051534800237eeedb5590a49
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b1f2594eac607c1f051534800237eeedb5590a49" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate classpad_string 0.2.1 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" "+b1f2594eac607c1f051534800237eeedb5590a49" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+b1f2594eac607c1f051534800237eeedb5590a49" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6a83e421ca3f4ce0be36953d46a170ebe1558b5a14e7880f3f011e3f4baa13f3
[INFO] running `Command { std: "docker" "start" "-a" "6a83e421ca3f4ce0be36953d46a170ebe1558b5a14e7880f3f011e3f4baa13f3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6a83e421ca3f4ce0be36953d46a170ebe1558b5a14e7880f3f011e3f4baa13f3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6a83e421ca3f4ce0be36953d46a170ebe1558b5a14e7880f3f011e3f4baa13f3", kill_on_drop: false }`
[INFO] [stdout] 6a83e421ca3f4ce0be36953d46a170ebe1558b5a14e7880f3f011e3f4baa13f3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+b1f2594eac607c1f051534800237eeedb5590a49" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 07688ca8fddb4d645274cda54fc5b4c9ef8ab644e82e6dc65f72c079082748e7
[INFO] running `Command { std: "docker" "start" "-a" "07688ca8fddb4d645274cda54fc5b4c9ef8ab644e82e6dc65f72c079082748e7", kill_on_drop: false }`
[INFO] [stderr]     Checking bidir-map v1.0.0
[INFO] [stderr]     Checking classpad_string v0.2.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `attach::*`
[INFO] [stdout]   --> src/lib.rs:29:9
[INFO] [stdout]    |
[INFO] [stdout] 29 | pub use attach::*;
[INFO] [stdout]    |         ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `attach::*`
[INFO] [stdout]   --> src/lib.rs:29:9
[INFO] [stdout]    |
[INFO] [stdout] 29 | pub use attach::*;
[INFO] [stdout]    |         ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.57s
[INFO] running `Command { std: "docker" "inspect" "07688ca8fddb4d645274cda54fc5b4c9ef8ab644e82e6dc65f72c079082748e7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "07688ca8fddb4d645274cda54fc5b4c9ef8ab644e82e6dc65f72c079082748e7", kill_on_drop: false }`
[INFO] [stdout] 07688ca8fddb4d645274cda54fc5b4c9ef8ab644e82e6dc65f72c079082748e7