[INFO] fetching crate build-fs-tree 0.3.0...
[INFO] checking build-fs-tree-0.3.0 against master#936f2600b6c903b04387f74ed5cbce88bb06d243 for pr-91141
[INFO] extracting crate build-fs-tree 0.3.0 into /workspace/builds/worker-9/source
[INFO] validating manifest of crates.io crate build-fs-tree 0.3.0 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] started tweaking crates.io crate build-fs-tree 0.3.0
[INFO] finished tweaking crates.io crate build-fs-tree 0.3.0
[INFO] tweaked toml for crates.io crate build-fs-tree 0.3.0 written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] crate crates.io crate build-fs-tree 0.3.0 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-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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] a2bd2b17251ed12b0adc9df73110eb3ecd426efcbeabf56fe27f8cd29efbb608
[INFO] running `Command { std: "docker" "start" "-a" "a2bd2b17251ed12b0adc9df73110eb3ecd426efcbeabf56fe27f8cd29efbb608", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a2bd2b17251ed12b0adc9df73110eb3ecd426efcbeabf56fe27f8cd29efbb608", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a2bd2b17251ed12b0adc9df73110eb3ecd426efcbeabf56fe27f8cd29efbb608", kill_on_drop: false }`
[INFO] [stdout] a2bd2b17251ed12b0adc9df73110eb3ecd426efcbeabf56fe27f8cd29efbb608
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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] 06b0b2cfa39e17f990136d35a92654fe8dfd3ce62abecb066025c5522faa83cb
[INFO] running `Command { std: "docker" "start" "-a" "06b0b2cfa39e17f990136d35a92654fe8dfd3ce62abecb066025c5522faa83cb", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling syn v1.0.72
[INFO] [stderr]     Checking linked-hash-map v0.5.4
[INFO] [stderr]     Checking dtoa v0.4.8
[INFO] [stderr]    Compiling convert_case v0.4.0
[INFO] [stderr]     Checking pipe-trait v0.3.2
[INFO] [stderr]     Checking text-block-macros v0.1.1
[INFO] [stderr]    Compiling proc-macro2 v1.0.27
[INFO] [stderr]    Compiling serde v1.0.126
[INFO] [stderr]     Checking yaml-rust v0.4.5
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling serde_derive v1.0.126
[INFO] [stderr]    Compiling derive_more v0.99.14
[INFO] [stderr]     Checking serde_yaml v0.8.17
[INFO] [stderr]     Checking build-fs-tree v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 23.25s
[INFO] running `Command { std: "docker" "inspect" "06b0b2cfa39e17f990136d35a92654fe8dfd3ce62abecb066025c5522faa83cb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "06b0b2cfa39e17f990136d35a92654fe8dfd3ce62abecb066025c5522faa83cb", kill_on_drop: false }`
[INFO] [stdout] 06b0b2cfa39e17f990136d35a92654fe8dfd3ce62abecb066025c5522faa83cb