[INFO] fetching crate bk-tree 0.4.0...
[INFO] checking bk-tree-0.4.0 against master#dfd7b8d03fb93d0e03147d28b3be6d93260fa94d for pr-87050
[INFO] extracting crate bk-tree 0.4.0 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate bk-tree 0.4.0 on toolchain dfd7b8d03fb93d0e03147d28b3be6d93260fa94d
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+dfd7b8d03fb93d0e03147d28b3be6d93260fa94d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate bk-tree 0.4.0
[INFO] finished tweaking crates.io crate bk-tree 0.4.0
[INFO] tweaked toml for crates.io crate bk-tree 0.4.0 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+dfd7b8d03fb93d0e03147d28b3be6d93260fa94d" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+dfd7b8d03fb93d0e03147d28b3be6d93260fa94d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+dfd7b8d03fb93d0e03147d28b3be6d93260fa94d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] eacf97e62aae1782aff6d1247042f1e82e8ed6c09b91c32def5ad09ec3845b6b
[INFO] running `Command { std: "docker" "start" "-a" "eacf97e62aae1782aff6d1247042f1e82e8ed6c09b91c32def5ad09ec3845b6b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "eacf97e62aae1782aff6d1247042f1e82e8ed6c09b91c32def5ad09ec3845b6b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "eacf97e62aae1782aff6d1247042f1e82e8ed6c09b91c32def5ad09ec3845b6b", kill_on_drop: false }`
[INFO] [stdout] eacf97e62aae1782aff6d1247042f1e82e8ed6c09b91c32def5ad09ec3845b6b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+dfd7b8d03fb93d0e03147d28b3be6d93260fa94d" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] adc2c641aba7a30530bfc56c5d408a0a37a3ec0c7fb39a3f36601d700c0f34b2
[INFO] running `Command { std: "docker" "start" "-a" "adc2c641aba7a30530bfc56c5d408a0a37a3ec0c7fb39a3f36601d700c0f34b2", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.98
[INFO] [stderr]     Checking bk-tree v0.4.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking rand v0.4.6
[INFO] [stderr]     Checking rand v0.3.23
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.62s
[INFO] running `Command { std: "docker" "inspect" "adc2c641aba7a30530bfc56c5d408a0a37a3ec0c7fb39a3f36601d700c0f34b2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "adc2c641aba7a30530bfc56c5d408a0a37a3ec0c7fb39a3f36601d700c0f34b2", kill_on_drop: false }`
[INFO] [stdout] adc2c641aba7a30530bfc56c5d408a0a37a3ec0c7fb39a3f36601d700c0f34b2