[INFO] fetching crate siamesedb 0.1.9...
[INFO] checking siamesedb-0.1.9 against master#936f2600b6c903b04387f74ed5cbce88bb06d243 for pr-91141
[INFO] extracting crate siamesedb 0.1.9 into /workspace/builds/worker-46/source
[INFO] validating manifest of crates.io crate siamesedb 0.1.9 on toolchain 936f2600b6c903b04387f74ed5cbce88bb06d243
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+936f2600b6c903b04387f74ed5cbce88bb06d243" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-46/source/.cargo/config
[INFO] started tweaking crates.io crate siamesedb 0.1.9
[INFO] finished tweaking crates.io crate siamesedb 0.1.9
[INFO] tweaked toml for crates.io crate siamesedb 0.1.9 written to /workspace/builds/worker-46/source/Cargo.toml
[INFO] crate crates.io crate siamesedb 0.1.9 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+936f2600b6c903b04387f74ed5cbce88bb06d243" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-46/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-46/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+936f2600b6c903b04387f74ed5cbce88bb06d243" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8f6cb850a338a4069e28cf325ec5d037a59ee6ffb3948b980a4f00503f394d15
[INFO] running `Command { std: "docker" "start" "-a" "8f6cb850a338a4069e28cf325ec5d037a59ee6ffb3948b980a4f00503f394d15", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8f6cb850a338a4069e28cf325ec5d037a59ee6ffb3948b980a4f00503f394d15", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8f6cb850a338a4069e28cf325ec5d037a59ee6ffb3948b980a4f00503f394d15", kill_on_drop: false }`
[INFO] [stdout] 8f6cb850a338a4069e28cf325ec5d037a59ee6ffb3948b980a4f00503f394d15
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-46/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-46/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+936f2600b6c903b04387f74ed5cbce88bb06d243" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0a3d0f772bb951e406c713f478802f89065f6cdd91d65d7671ab738f6d05ad0a
[INFO] running `Command { std: "docker" "start" "-a" "0a3d0f772bb951e406c713f478802f89065f6cdd91d65d7671ab738f6d05ad0a", kill_on_drop: false }`
[INFO] [stderr]     Checking rabuf v0.1.2
[INFO] [stderr]     Checking vu64 v0.1.1
[INFO] [stderr]     Checking siamesedb v0.1.9 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field is never read: `parent`
[INFO] [stdout]   --> src/filedb/inner/dbxxx.rs:29:5
[INFO] [stdout]    |
[INFO] [stdout] 29 |     parent: FileDbNode,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `parent`
[INFO] [stdout]   --> src/filedb/inner/dbxxx.rs:29:5
[INFO] [stdout]    |
[INFO] [stdout] 29 |     parent: FileDbNode,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[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 is never read: `check`
[INFO] [stdout]   --> src/test_main2.rs:35:5
[INFO] [stdout]    |
[INFO] [stdout] 35 |     check: bool,
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `check`
[INFO] [stdout]   --> src/check_main.rs:27:5
[INFO] [stdout]    |
[INFO] [stdout] 27 |     check: bool,
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `check`
[INFO] [stdout]   --> src/test_main3.rs:60:5
[INFO] [stdout]    |
[INFO] [stdout] 60 |     check: bool,
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `check`
[INFO] [stdout]   --> src/check_main.rs:27:5
[INFO] [stdout]    |
[INFO] [stdout] 27 |     check: bool,
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `check`
[INFO] [stdout]    --> src/test_main4.rs:189:5
[INFO] [stdout]     |
[INFO] [stdout] 189 |     check: bool,
[INFO] [stdout]     |     ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `f_depth`
[INFO] [stdout]    --> src/test_main4.rs:190:5
[INFO] [stdout]     |
[INFO] [stdout] 190 |     f_depth: bool,
[INFO] [stdout]     |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `check`
[INFO] [stdout]   --> src/test_main3.rs:60:5
[INFO] [stdout]    |
[INFO] [stdout] 60 |     check: bool,
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `check`
[INFO] [stdout]   --> src/test_main2.rs:35:5
[INFO] [stdout]    |
[INFO] [stdout] 35 |     check: bool,
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `check`
[INFO] [stdout]    --> src/test_main4.rs:189:5
[INFO] [stdout]     |
[INFO] [stdout] 189 |     check: bool,
[INFO] [stdout]     |     ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `f_depth`
[INFO] [stdout]    --> src/test_main4.rs:190:5
[INFO] [stdout]     |
[INFO] [stdout] 190 |     f_depth: bool,
[INFO] [stdout]     |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.01s
[INFO] running `Command { std: "docker" "inspect" "0a3d0f772bb951e406c713f478802f89065f6cdd91d65d7671ab738f6d05ad0a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0a3d0f772bb951e406c713f478802f89065f6cdd91d65d7671ab738f6d05ad0a", kill_on_drop: false }`
[INFO] [stdout] 0a3d0f772bb951e406c713f478802f89065f6cdd91d65d7671ab738f6d05ad0a