[INFO] fetching crate scan_dir 0.3.3...
[INFO] checking scan_dir-0.3.3 against beta for pr-78714
[INFO] extracting crate scan_dir 0.3.3 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate scan_dir 0.3.3 on toolchain beta
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate scan_dir 0.3.3
[INFO] finished tweaking crates.io crate scan_dir 0.3.3
[INFO] tweaked toml for crates.io crate scan_dir 0.3.3 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] aa5d2c8f6de816e33294eef0d230f1abc5c8d7960b0a9b3705cb0b74213e4e21
[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" "aa5d2c8f6de816e33294eef0d230f1abc5c8d7960b0a9b3705cb0b74213e4e21", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "aa5d2c8f6de816e33294eef0d230f1abc5c8d7960b0a9b3705cb0b74213e4e21", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "aa5d2c8f6de816e33294eef0d230f1abc5c8d7960b0a9b3705cb0b74213e4e21", kill_on_drop: false }`
[INFO] [stdout] aa5d2c8f6de816e33294eef0d230f1abc5c8d7960b0a9b3705cb0b74213e4e21
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 15b143c3c4b23861da61e18a019f002765dfe5a5ef96d29bf601750d2ddf31c6
[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" "15b143c3c4b23861da61e18a019f002765dfe5a5ef96d29bf601750d2ddf31c6", kill_on_drop: false }`
[INFO] [stderr]     Checking scan_dir v0.3.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/filter.rs:16:23
[INFO] [stdout]    |
[INFO] [stdout] 16 |         let mut typ = try!(entry.file_type());
[INFO] [stdout]    |                       ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/filter.rs:21:23
[INFO] [stdout]    |
[INFO] [stdout] 21 |                 typ = try!(metadata(entry.path())).file_type();
[INFO] [stdout]    |                       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/filter.rs:16:23
[INFO] [stdout]    |
[INFO] [stdout] 16 |         let mut typ = try!(entry.file_type());
[INFO] [stdout]    |                       ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/filter.rs:21:23
[INFO] [stdout]    |
[INFO] [stdout] 21 |                 typ = try!(metadata(entry.path())).file_type();
[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 0.49s
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "15b143c3c4b23861da61e18a019f002765dfe5a5ef96d29bf601750d2ddf31c6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "15b143c3c4b23861da61e18a019f002765dfe5a5ef96d29bf601750d2ddf31c6", kill_on_drop: false }`
[INFO] [stdout] 15b143c3c4b23861da61e18a019f002765dfe5a5ef96d29bf601750d2ddf31c6