[INFO] fetching crate sks-ssh2-config 0.1.1...
[INFO] checking sks-ssh2-config-0.1.1 against try#998b6603a58e47f42ccce7a67943234e96b6839e for pr-143170
[INFO] extracting crate sks-ssh2-config 0.1.1 into /workspace/builds/worker-0-tc2/source
[INFO] started tweaking crates.io crate sks-ssh2-config 0.1.1
[INFO] finished tweaking crates.io crate sks-ssh2-config 0.1.1
[INFO] tweaked toml for crates.io crate sks-ssh2-config 0.1.1 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate sks-ssh2-config 0.1.1 on toolchain 998b6603a58e47f42ccce7a67943234e96b6839e
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+998b6603a58e47f42ccce7a67943234e96b6839e" "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" "+998b6603a58e47f42ccce7a67943234e96b6839e" "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" "+998b6603a58e47f42ccce7a67943234e96b6839e" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+998b6603a58e47f42ccce7a67943234e96b6839e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f7af63833b734e4f757e769e724715c461935d8b5818c59d486a34fccd8ac5f4
[INFO] running `Command { std: "docker" "start" "-a" "f7af63833b734e4f757e769e724715c461935d8b5818c59d486a34fccd8ac5f4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f7af63833b734e4f757e769e724715c461935d8b5818c59d486a34fccd8ac5f4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f7af63833b734e4f757e769e724715c461935d8b5818c59d486a34fccd8ac5f4", kill_on_drop: false }`
[INFO] [stdout] f7af63833b734e4f757e769e724715c461935d8b5818c59d486a34fccd8ac5f4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+998b6603a58e47f42ccce7a67943234e96b6839e" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d78ab2a657f7e07fda5694b9b328f5cfc971e569c0388554b09c97c5c267985a
[INFO] running `Command { std: "docker" "start" "-a" "d78ab2a657f7e07fda5694b9b328f5cfc971e569c0388554b09c97c5c267985a", kill_on_drop: false }`
[INFO] [stderr]     Checking sks-ssh2-config v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `config`
[INFO] [stdout]   --> src/writer.rs:14:25
[INFO] [stdout]    |
[INFO] [stdout] 14 |     pub(crate) fn write(config: ()) -> std::io::Result<usize> {
[INFO] [stdout]    |                         ^^^^^^ help: if this is intentional, prefix it with an underscore: `_config`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `SshConfigWriter` is never constructed
[INFO] [stdout]  --> src/writer.rs:3:19
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub(crate) struct SshConfigWriter<W> {
[INFO] [stdout]   |                   ^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]  --> src/writer.rs:8:19
[INFO] [stdout]   |
[INFO] [stdout] 7 | impl<W> SshConfigWriter<W> {
[INFO] [stdout]   | -------------------------- associated function in this implementation
[INFO] [stdout] 8 |     pub(crate) fn new(writer: W) -> Self {
[INFO] [stdout]   |                   ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `write` is never used
[INFO] [stdout]   --> src/writer.rs:14:19
[INFO] [stdout]    |
[INFO] [stdout] 13 | impl<W: Write> SshConfigWriter<W> {
[INFO] [stdout]    | --------------------------------- associated function in this implementation
[INFO] [stdout] 14 |     pub(crate) fn write(config: ()) -> std::io::Result<usize> {
[INFO] [stdout]    |                   ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `config`
[INFO] [stdout]   --> src/writer.rs:14:25
[INFO] [stdout]    |
[INFO] [stdout] 14 |     pub(crate) fn write(config: ()) -> std::io::Result<usize> {
[INFO] [stdout]    |                         ^^^^^^ help: if this is intentional, prefix it with an underscore: `_config`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `SshConfigWriter` is never constructed
[INFO] [stdout]  --> src/writer.rs:3:19
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub(crate) struct SshConfigWriter<W> {
[INFO] [stdout]   |                   ^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]  --> src/writer.rs:8:19
[INFO] [stdout]   |
[INFO] [stdout] 7 | impl<W> SshConfigWriter<W> {
[INFO] [stdout]   | -------------------------- associated function in this implementation
[INFO] [stdout] 8 |     pub(crate) fn new(writer: W) -> Self {
[INFO] [stdout]   |                   ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `write` is never used
[INFO] [stdout]   --> src/writer.rs:14:19
[INFO] [stdout]    |
[INFO] [stdout] 13 | impl<W: Write> SshConfigWriter<W> {
[INFO] [stdout]    | --------------------------------- associated function in this implementation
[INFO] [stdout] 14 |     pub(crate) fn write(config: ()) -> std::io::Result<usize> {
[INFO] [stdout]    |                   ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.21s
[INFO] running `Command { std: "docker" "inspect" "d78ab2a657f7e07fda5694b9b328f5cfc971e569c0388554b09c97c5c267985a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d78ab2a657f7e07fda5694b9b328f5cfc971e569c0388554b09c97c5c267985a", kill_on_drop: false }`
[INFO] [stdout] d78ab2a657f7e07fda5694b9b328f5cfc971e569c0388554b09c97c5c267985a