[INFO] cloning repository https://github.com/max-block/test__rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/max-block/test__rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmax-block%2Ftest__rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmax-block%2Ftest__rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 2a88408d89857476d2866de8322a8b51fa5dee2e
[INFO] checking max-block/test__rust against master#42bd138126b0a9d38d65bc9973e72de3c5b6c37f for pr-99217
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmax-block%2Ftest__rust" "/workspace/builds/worker-6/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/max-block/test__rust on toolchain 42bd138126b0a9d38d65bc9973e72de3c5b6c37f
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+42bd138126b0a9d38d65bc9973e72de3c5b6c37f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/max-block/test__rust
[INFO] finished tweaking git repo https://github.com/max-block/test__rust
[INFO] tweaked toml for git repo https://github.com/max-block/test__rust written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate git repo https://github.com/max-block/test__rust already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+42bd138126b0a9d38d65bc9973e72de3c5b6c37f" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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:ecb52c4cf6672b83cc996368a05b4a059042425f2b6ba9cd23a06cdead5d8d70" "/opt/rustwide/cargo-home/bin/cargo" "+42bd138126b0a9d38d65bc9973e72de3c5b6c37f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2545f197f511ae3f0efff7cd9776c4e90e5e9d71c425616c76b678a1e44a2556
[INFO] running `Command { std: "docker" "start" "-a" "2545f197f511ae3f0efff7cd9776c4e90e5e9d71c425616c76b678a1e44a2556", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2545f197f511ae3f0efff7cd9776c4e90e5e9d71c425616c76b678a1e44a2556", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2545f197f511ae3f0efff7cd9776c4e90e5e9d71c425616c76b678a1e44a2556", kill_on_drop: false }`
[INFO] [stdout] 2545f197f511ae3f0efff7cd9776c4e90e5e9d71c425616c76b678a1e44a2556
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "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:ecb52c4cf6672b83cc996368a05b4a059042425f2b6ba9cd23a06cdead5d8d70" "/opt/rustwide/cargo-home/bin/cargo" "+42bd138126b0a9d38d65bc9973e72de3c5b6c37f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 050b9823a47090b6e4e6096e841e0eb5e010f93354aa3c64861ab1852085f3c5
[INFO] running `Command { std: "docker" "start" "-a" "050b9823a47090b6e4e6096e841e0eb5e010f93354aa3c64861ab1852085f3c5", kill_on_drop: false }`
[INFO] [stderr]     Checking test v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `db_url` is never read
[INFO] [stdout]  --> src/bin/rc_example.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | struct DB {
[INFO] [stdout]   |        -- field in this struct
[INFO] [stdout] 4 |     db_url: String,
[INFO] [stdout]   |     ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `name`, `description` and `link` are never read
[INFO] [stdout]  --> src/bin/map_to_vec.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | struct Item {
[INFO] [stdout]   |        ---- fields in this struct
[INFO] [stdout] 5 |     name: String,
[INFO] [stdout]   |     ^^^^
[INFO] [stdout] 6 |     description: String,
[INFO] [stdout]   |     ^^^^^^^^^^^
[INFO] [stdout] 7 |     link: String,
[INFO] [stdout]   |     ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout]   = note: `Item` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `db_url` is never read
[INFO] [stdout]  --> src/bin/rc_example.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | struct DB {
[INFO] [stdout]   |        -- field in this struct
[INFO] [stdout] 4 |     db_url: String,
[INFO] [stdout]   |     ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `name`, `description` and `link` are never read
[INFO] [stdout]  --> src/bin/map_to_vec.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | struct Item {
[INFO] [stdout]   |        ---- fields in this struct
[INFO] [stdout] 5 |     name: String,
[INFO] [stdout]   |     ^^^^
[INFO] [stdout] 6 |     description: String,
[INFO] [stdout]   |     ^^^^^^^^^^^
[INFO] [stdout] 7 |     link: String,
[INFO] [stdout]   |     ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout]   = note: `Item` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `value` is never read
[INFO] [stdout]  --> src/bin/vec_find.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | struct Data {
[INFO] [stdout]   |        ---- field in this struct
[INFO] [stdout] 3 |     name: String,
[INFO] [stdout] 4 |     value: i32,
[INFO] [stdout]   |     ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout]   = note: `Data` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `value` is never read
[INFO] [stdout]  --> src/bin/vec_find.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | struct Data {
[INFO] [stdout]   |        ---- field in this struct
[INFO] [stdout] 3 |     name: String,
[INFO] [stdout] 4 |     value: i32,
[INFO] [stdout]   |     ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout]   = note: `Data` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.36s
[ERROR] error running command: no output for 300 seconds
[INFO] running `Command { std: "docker" "inspect" "050b9823a47090b6e4e6096e841e0eb5e010f93354aa3c64861ab1852085f3c5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "050b9823a47090b6e4e6096e841e0eb5e010f93354aa3c64861ab1852085f3c5", kill_on_drop: false }`
[INFO] [stdout] 050b9823a47090b6e4e6096e841e0eb5e010f93354aa3c64861ab1852085f3c5