[INFO] fetching crate sled-extensions 0.2.0...
[INFO] checking sled-extensions-0.2.0 against try#d990716b6a1fdde1300748828a9c9e79dfd0b898 for pr-74846
[INFO] extracting crate sled-extensions 0.2.0 into /workspace/builds/worker-5/source
[INFO] validating manifest of crates.io crate sled-extensions 0.2.0 on toolchain d990716b6a1fdde1300748828a9c9e79dfd0b898
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d990716b6a1fdde1300748828a9c9e79dfd0b898" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate sled-extensions 0.2.0
[INFO] finished tweaking crates.io crate sled-extensions 0.2.0
[INFO] tweaked toml for crates.io crate sled-extensions 0.2.0 written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d990716b6a1fdde1300748828a9c9e79dfd0b898" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d990716b6a1fdde1300748828a9c9e79dfd0b898" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded sled v0.29.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+d990716b6a1fdde1300748828a9c9e79dfd0b898" "metadata" "--no-deps" "--format-version=1", 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] 08090d6f0fa137dbd5e411c288b3694e7ec1b93e14b7c23a504e21aa43935c3e
[INFO] running `Command { std: "docker" "start" "-a" "08090d6f0fa137dbd5e411c288b3694e7ec1b93e14b7c23a504e21aa43935c3e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "08090d6f0fa137dbd5e411c288b3694e7ec1b93e14b7c23a504e21aa43935c3e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "08090d6f0fa137dbd5e411c288b3694e7ec1b93e14b7c23a504e21aa43935c3e", kill_on_drop: false }`
[INFO] [stdout] 08090d6f0fa137dbd5e411c288b3694e7ec1b93e14b7c23a504e21aa43935c3e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+d990716b6a1fdde1300748828a9c9e79dfd0b898" "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] 0b42233437bc3f104ff3464d5180117bedcda0dd57e93a02ddf4cdc1c3b9ccc3
[INFO] running `Command { std: "docker" "start" "-a" "0b42233437bc3f104ff3464d5180117bedcda0dd57e93a02ddf4cdc1c3b9ccc3", kill_on_drop: false }`
[INFO] [stderr]    Compiling crc32fast v1.2.0
[INFO] [stderr]    Compiling num-traits v0.2.12
[INFO] [stderr]    Compiling num-integer v0.1.43
[INFO] [stderr]     Checking lock_api v0.3.4
[INFO] [stderr]     Checking crossbeam-channel v0.3.9
[INFO] [stderr]    Compiling parking_lot_core v0.6.2
[INFO] [stderr]    Compiling parking_lot v0.9.0
[INFO] [stderr]     Checking fxhash v0.2.1
[INFO] [stderr]     Checking fs2 v0.4.3
[INFO] [stderr]     Checking serde v1.0.115
[INFO] [stderr]     Checking serde_bytes v0.11.5
[INFO] [stderr]     Checking bincode v1.3.1
[INFO] [stderr]     Checking chrono v0.4.15
[INFO] [stderr]     Checking sled v0.29.2
[INFO] [stderr]     Checking sled-extensions v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stdout]    --> src/error.rs:117:39
[INFO] [stdout]     |
[INFO] [stdout] 117 |             Error::Custom(ref e) => e.description(),
[INFO] [stdout]     |                                       ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stdout]    --> src/error.rs:118:37
[INFO] [stdout]     |
[INFO] [stdout] 118 |             Error::Sled(ref e) => e.description(),
[INFO] [stdout]     |                                     ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stdout]    --> src/error.rs:117:39
[INFO] [stdout]     |
[INFO] [stdout] 117 |             Error::Custom(ref e) => e.description(),
[INFO] [stdout]     |                                       ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stdout]    --> src/error.rs:118:37
[INFO] [stdout]     |
[INFO] [stdout] 118 |             Error::Sled(ref e) => e.description(),
[INFO] [stdout]     |                                     ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 23.07s
[INFO] running `Command { std: "docker" "inspect" "0b42233437bc3f104ff3464d5180117bedcda0dd57e93a02ddf4cdc1c3b9ccc3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0b42233437bc3f104ff3464d5180117bedcda0dd57e93a02ddf4cdc1c3b9ccc3", kill_on_drop: false }`
[INFO] [stdout] 0b42233437bc3f104ff3464d5180117bedcda0dd57e93a02ddf4cdc1c3b9ccc3