[INFO] cloning repository https://github.com/jameslafa/matecheck
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/jameslafa/matecheck" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjameslafa%2Fmatecheck", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjameslafa%2Fmatecheck'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 5ffbd820254a411be938402a9fb834183a6ed6ad
[INFO] checking jameslafa/matecheck against try#579169d0e78824dc60934e5eb74cd3841f2b33e8 for pr-149328
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjameslafa%2Fmatecheck" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/jameslafa/matecheck
[INFO] finished tweaking git repo https://github.com/jameslafa/matecheck
[INFO] tweaked toml for git repo https://github.com/jameslafa/matecheck written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/jameslafa/matecheck on toolchain 579169d0e78824dc60934e5eb74cd3841f2b33e8
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+579169d0e78824dc60934e5eb74cd3841f2b33e8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/jameslafa/matecheck 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" "+579169d0e78824dc60934e5eb74cd3841f2b33e8" "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@sha256:61361fe0aef631f17e9d025a70c5a647956f8c671dd02950a60ad3f5cc5526d7" "/opt/rustwide/cargo-home/bin/cargo" "+579169d0e78824dc60934e5eb74cd3841f2b33e8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3f3a429ac908352880ad9fb045cc65a4d30dc663e9c50a498971f69928444388
[INFO] running `Command { std: "docker" "start" "-a" "3f3a429ac908352880ad9fb045cc65a4d30dc663e9c50a498971f69928444388", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3f3a429ac908352880ad9fb045cc65a4d30dc663e9c50a498971f69928444388", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3f3a429ac908352880ad9fb045cc65a4d30dc663e9c50a498971f69928444388", kill_on_drop: false }`
[INFO] [stdout] 3f3a429ac908352880ad9fb045cc65a4d30dc663e9c50a498971f69928444388
[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@sha256:61361fe0aef631f17e9d025a70c5a647956f8c671dd02950a60ad3f5cc5526d7" "/opt/rustwide/cargo-home/bin/cargo" "+579169d0e78824dc60934e5eb74cd3841f2b33e8" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d0fd39a83dc531f2f62bfe1c26c74d7ee1a4eca6014f2ae61b4857e3253acff4
[INFO] running `Command { std: "docker" "start" "-a" "d0fd39a83dc531f2f62bfe1c26c74d7ee1a4eca6014f2ae61b4857e3253acff4", kill_on_drop: false }`
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[INFO] [stderr]     Checking matecheck v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `id` is never read
[INFO] [stdout]   --> examples/get_chat_id.rs:29:5
[INFO] [stdout]    |
[INFO] [stdout] 28 | struct User {
[INFO] [stdout]    |        ---- field in this struct
[INFO] [stdout] 29 |     id: i64,
[INFO] [stdout]    |     ^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `User` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `ok` is never read
[INFO] [stdout]   --> examples/get_chat_id.rs:36:5
[INFO] [stdout]    |
[INFO] [stdout] 35 | struct GetUpdatesResponse {
[INFO] [stdout]    |        ------------------ field in this struct
[INFO] [stdout] 36 |     ok: bool,
[INFO] [stdout]    |     ^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `GetUpdatesResponse` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1m 39s
[INFO] running `Command { std: "docker" "inspect" "d0fd39a83dc531f2f62bfe1c26c74d7ee1a4eca6014f2ae61b4857e3253acff4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d0fd39a83dc531f2f62bfe1c26c74d7ee1a4eca6014f2ae61b4857e3253acff4", kill_on_drop: false }`
[INFO] [stdout] d0fd39a83dc531f2f62bfe1c26c74d7ee1a4eca6014f2ae61b4857e3253acff4