[INFO] fetching crate mongodb-gridfs 0.2.1...
[INFO] checking mongodb-gridfs-0.2.1 against 1.55.0 for beta-1.56-3
[INFO] extracting crate mongodb-gridfs 0.2.1 into /workspace/builds/worker-14/source
[INFO] validating manifest of crates.io crate mongodb-gridfs 0.2.1 on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate mongodb-gridfs 0.2.1
[INFO] finished tweaking crates.io crate mongodb-gridfs 0.2.1
[INFO] tweaked toml for crates.io crate mongodb-gridfs 0.2.1 written to /workspace/builds/worker-14/source/Cargo.toml
[INFO] crate crates.io crate mongodb-gridfs 0.2.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "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] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded darling v0.12.2
[INFO] [stderr]   Downloaded serde_with_macros v1.4.1
[INFO] [stderr]   Downloaded darling_core v0.12.2
[INFO] [stderr]   Downloaded darling_macro v0.12.2
[INFO] [stderr]   Downloaded bson v2.0.0
[INFO] [stderr]   Downloaded mongodb v2.0.0
[INFO] [stderr]   Downloaded serde_with v1.6.4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 64753a5bdfeaff4ac043026906fd3cbffedc94403cfd81ff47455a868b3c90fb
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "64753a5bdfeaff4ac043026906fd3cbffedc94403cfd81ff47455a868b3c90fb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "64753a5bdfeaff4ac043026906fd3cbffedc94403cfd81ff47455a868b3c90fb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "64753a5bdfeaff4ac043026906fd3cbffedc94403cfd81ff47455a868b3c90fb", kill_on_drop: false }`
[INFO] [stdout] 64753a5bdfeaff4ac043026906fd3cbffedc94403cfd81ff47455a868b3c90fb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] f083e3ea6d4ed4f17e5045329ce5e03ed6859c0acafc75a32715a979983df7d7
[INFO] running `Command { std: "docker" "start" "-a" "f083e3ea6d4ed4f17e5045329ce5e03ed6859c0acafc75a32715a979983df7d7", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.64
[INFO] [stderr]    Compiling libc v0.2.102
[INFO] [stderr]     Checking once_cell v1.7.2
[INFO] [stderr]    Compiling serde_json v1.0.64
[INFO] [stderr]     Checking version_check v0.9.3
[INFO] [stderr]    Compiling tokio v1.12.0
[INFO] [stderr]     Checking os_info v3.0.1
[INFO] [stderr]     Checking stringprep v0.1.2
[INFO] [stderr]     Checking crypto-mac v0.11.1
[INFO] [stderr]     Checking sha2 v0.9.8
[INFO] [stderr]     Checking md-5 v0.9.1
[INFO] [stderr]     Checking sha-1 v0.9.8
[INFO] [stderr]     Checking hmac v0.11.0
[INFO] [stderr]     Checking pbkdf2 v0.8.0
[INFO] [stderr]     Checking getrandom v0.2.2
[INFO] [stderr]     Checking mio v0.7.13
[INFO] [stderr]     Checking ring v0.16.20
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking time v0.1.44
[INFO] [stderr]     Checking parking_lot_core v0.8.5
[INFO] [stderr]     Checking hostname v0.3.1
[INFO] [stderr]     Checking socket2 v0.4.0
[INFO] [stderr]     Checking resolv-conf v0.7.0
[INFO] [stderr]     Checking rand_core v0.6.3
[INFO] [stderr]     Checking uuid v0.8.2
[INFO] [stderr]     Checking ahash v0.7.4
[INFO] [stderr]     Checking parking_lot v0.11.2
[INFO] [stderr]     Checking chrono v0.4.19
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rand v0.8.4
[INFO] [stderr]     Checking webpki v0.21.4
[INFO] [stderr]     Checking sct v0.6.0
[INFO] [stderr]     Checking rustls v0.19.1
[INFO] [stderr]     Checking webpki-roots v0.21.1
[INFO] [stderr]    Compiling darling_core v0.12.2
[INFO] [stderr]    Compiling futures-macro v0.3.17
[INFO] [stderr]    Compiling serde_derive v1.0.130
[INFO] [stderr]    Compiling tokio-macros v1.3.0
[INFO] [stderr]    Compiling thiserror-impl v1.0.24
[INFO] [stderr]    Compiling enum-as-inner v0.3.3
[INFO] [stderr]    Compiling async-trait v0.1.48
[INFO] [stderr]    Compiling derivative v2.2.0
[INFO] [stderr]    Compiling typed-builder v0.9.0
[INFO] [stderr]    Compiling darling_macro v0.12.2
[INFO] [stderr]     Checking futures-util v0.3.17
[INFO] [stderr]     Checking thiserror v1.0.24
[INFO] [stderr]    Compiling darling v0.12.2
[INFO] [stderr]    Compiling serde_with_macros v1.4.1
[INFO] [stderr]     Checking futures-executor v0.3.17
[INFO] [stderr]     Checking trust-dns-proto v0.20.3
[INFO] [stderr]     Checking tokio-util v0.6.8
[INFO] [stderr]     Checking tokio-rustls v0.22.0
[INFO] [stderr]     Checking serde v1.0.130
[INFO] [stderr]     Checking futures v0.3.13
[INFO] [stderr]     Checking trust-dns-resolver v0.20.3
[INFO] [stderr]     Checking serde_bytes v0.11.5
[INFO] [stderr]     Checking serde_with v1.6.4
[INFO] [stderr]     Checking bson v2.0.0
[INFO] [stderr]     Checking mongodb v2.0.0
[INFO] [stderr]     Checking mongodb-gridfs v0.2.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `futures::StreamExt`
[INFO] [stdout]   --> src/bucket/upload.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 11 | use futures::StreamExt;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `futures::StreamExt`
[INFO] [stdout]   --> src/bucket/upload.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 11 | use futures::StreamExt;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` 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] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2m 01s
[INFO] running `Command { std: "docker" "inspect" "f083e3ea6d4ed4f17e5045329ce5e03ed6859c0acafc75a32715a979983df7d7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f083e3ea6d4ed4f17e5045329ce5e03ed6859c0acafc75a32715a979983df7d7", kill_on_drop: false }`
[INFO] [stdout] f083e3ea6d4ed4f17e5045329ce5e03ed6859c0acafc75a32715a979983df7d7
