[INFO] cloning repository https://github.com/DomWilliams0/awful-file-browser
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/DomWilliams0/awful-file-browser" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDomWilliams0%2Fawful-file-browser", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDomWilliams0%2Fawful-file-browser'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] c11c967ea8441e850c11f1d4ce1f36748fbe3902
[INFO] checking DomWilliams0/awful-file-browser against beta for pr-78714
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDomWilliams0%2Fawful-file-browser" "/workspace/builds/worker-7/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/DomWilliams0/awful-file-browser 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 git repo https://github.com/DomWilliams0/awful-file-browser
[INFO] finished tweaking git repo https://github.com/DomWilliams0/awful-file-browser
[INFO] tweaked toml for git repo https://github.com/DomWilliams0/awful-file-browser written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate git repo https://github.com/DomWilliams0/awful-file-browser already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "fetch" "--locked" "--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-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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 8f47edf43a34e4547a9a0ebe3142c48b319c3498373d057d9a29353ffeb29f03
[INFO] running `Command { std: "docker" "start" "-a" "8f47edf43a34e4547a9a0ebe3142c48b319c3498373d057d9a29353ffeb29f03", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8f47edf43a34e4547a9a0ebe3142c48b319c3498373d057d9a29353ffeb29f03", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8f47edf43a34e4547a9a0ebe3142c48b319c3498373d057d9a29353ffeb29f03", kill_on_drop: false }`
[INFO] [stdout] 8f47edf43a34e4547a9a0ebe3142c48b319c3498373d057d9a29353ffeb29f03
[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] 2f28ddeaff4b7d7e6b545ca9eeae1d96535e89a949c4628299b1dd00d2db3ef7
[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" "2f28ddeaff4b7d7e6b545ca9eeae1d96535e89a949c4628299b1dd00d2db3ef7", kill_on_drop: false }`
[INFO] [stderr]     Checking libc v0.2.22
[INFO] [stderr]     Checking vec_map v0.7.0
[INFO] [stderr]     Checking ansi_term v0.9.0
[INFO] [stderr]     Checking unicode-segmentation v1.1.0
[INFO] [stderr]     Checking bitflags v0.8.2
[INFO] [stderr]     Checking unicode-width v0.1.4
[INFO] [stderr]     Checking strsim v0.6.0
[INFO] [stderr]     Checking term_size v0.3.0
[INFO] [stderr]     Checking atty v0.2.2
[INFO] [stderr]     Checking clap v2.24.1
[INFO] [stderr]     Checking awful-file-browser v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/lib.rs:22:32
[INFO] [stdout]    |
[INFO] [stdout] 22 |     fn cause(&self) -> Option<&std::error::Error> {
[INFO] [stdout]    |                                ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::error::Error`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/lib.rs:22:32
[INFO] [stdout]    |
[INFO] [stdout] 22 |     fn cause(&self) -> Option<&std::error::Error> {
[INFO] [stdout]    |                                ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::error::Error`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/lib.rs:18:44
[INFO] [stdout]    |
[INFO] [stdout] 18 |             AwfulError::Io(ref err) => err.description(),
[INFO] [stdout]    |                                            ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::cause`: replaced by Error::source, which can support downcasting
[INFO] [stdout]   --> src/lib.rs:24:44
[INFO] [stdout]    |
[INFO] [stdout] 24 |             AwfulError::Io(ref err) => err.cause(),
[INFO] [stdout]    |                                            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/lib.rs:18:44
[INFO] [stdout]    |
[INFO] [stdout] 18 |             AwfulError::Io(ref err) => err.description(),
[INFO] [stdout]    |                                            ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::cause`: replaced by Error::source, which can support downcasting
[INFO] [stdout]   --> src/lib.rs:24:44
[INFO] [stdout]    |
[INFO] [stdout] 24 |             AwfulError::Io(ref err) => err.cause(),
[INFO] [stdout]    |                                            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 8.19s
[INFO] running `Command { std: "docker" "inspect" "2f28ddeaff4b7d7e6b545ca9eeae1d96535e89a949c4628299b1dd00d2db3ef7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2f28ddeaff4b7d7e6b545ca9eeae1d96535e89a949c4628299b1dd00d2db3ef7", kill_on_drop: false }`
[INFO] [stdout] 2f28ddeaff4b7d7e6b545ca9eeae1d96535e89a949c4628299b1dd00d2db3ef7