[INFO] fetching crate cargo-ghp-upload 0.3.4...
[INFO] testing cargo-ghp-upload-0.3.4 against 1.49.0 for beta-1.50-1
[INFO] extracting crate cargo-ghp-upload 0.3.4 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate cargo-ghp-upload 0.3.4 on toolchain 1.49.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate cargo-ghp-upload 0.3.4
[INFO] finished tweaking crates.io crate cargo-ghp-upload 0.3.4
[INFO] tweaked toml for crates.io crate cargo-ghp-upload 0.3.4 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2a3de353b3bec02185a63d764f97720bfee43ed186d0c9449eb8be2a368ce990
[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" "2a3de353b3bec02185a63d764f97720bfee43ed186d0c9449eb8be2a368ce990", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2a3de353b3bec02185a63d764f97720bfee43ed186d0c9449eb8be2a368ce990", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2a3de353b3bec02185a63d764f97720bfee43ed186d0c9449eb8be2a368ce990", kill_on_drop: false }`
[INFO] [stdout] 2a3de353b3bec02185a63d764f97720bfee43ed186d0c9449eb8be2a368ce990
[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=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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "build" "--frozen" "--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] 0ba35195a6617db83151c5b3aeddc0d9915d564ccc9a3a6589b1e7562bff8d62
[INFO] running `Command { std: "docker" "start" "-a" "0ba35195a6617db83151c5b3aeddc0d9915d564ccc9a3a6589b1e7562bff8d62", kill_on_drop: false }`
[INFO] [stderr]    Compiling glob v0.2.11
[INFO] [stderr]    Compiling structopt-derive v0.2.18
[INFO] [stderr]    Compiling env_logger v0.5.13
[INFO] [stderr]    Compiling rayon v0.9.0
[INFO] [stderr]    Compiling structopt v0.2.18
[INFO] [stderr]    Compiling quicli v0.2.0
[INFO] [stderr]    Compiling cargo-ghp-upload v0.3.4 (/opt/rustwide/workdir)
[INFO] [stdout] warning: absolute paths must start with `self`, `super`, `crate`, or an external crate name in the 2018 edition
[INFO] [stdout]   --> src/main.rs:28:17
[INFO] [stdout]    |
[INFO] [stdout] 28 | #[derive(Debug, StructOpt)]
[INFO] [stdout]    |                 ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]   --> src/main.rs:15:11
[INFO] [stdout]    |
[INFO] [stdout] 15 | #![forbid(future_incompatible)]
[INFO] [stdout]    |           ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    = note: `#[warn(absolute_paths_not_starting_with_crate)]` implied by `#[warn(future_incompatible)]`
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2018 edition!
[INFO] [stdout]    = note: for more information, see issue #53130 <https://github.com/rust-lang/rust/issues/53130>
[INFO] [stdout]    = note: this warning originates in a derive macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: absolute paths must start with `self`, `super`, `crate`, or an external crate name in the 2018 edition
[INFO] [stdout]   --> src/main.rs:28:17
[INFO] [stdout]    |
[INFO] [stdout] 28 | #[derive(Debug, StructOpt)]
[INFO] [stdout]    |                 ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2018 edition!
[INFO] [stdout]    = note: for more information, see issue #53130 <https://github.com/rust-lang/rust/issues/53130>
[INFO] [stdout]    = note: this warning originates in a derive macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: absolute paths must start with `self`, `super`, `crate`, or an external crate name in the 2018 edition
[INFO] [stdout]   --> src/main.rs:35:17
[INFO] [stdout]    |
[INFO] [stdout] 35 | #[derive(Debug, StructOpt)]
[INFO] [stdout]    |                 ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2018 edition!
[INFO] [stdout]    = note: for more information, see issue #53130 <https://github.com/rust-lang/rust/issues/53130>
[INFO] [stdout]    = note: this warning originates in a derive macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: a value of type `[_]` cannot be built from an iterator over elements of type `PathBuf`
[INFO] [stdout]    --> src/main.rs:225:14
[INFO] [stdout]     |
[INFO] [stdout] 225 |             .collect(),
[INFO] [stdout]     |              ^^^^^^^ value of type `[_]` cannot be built from `std::iter::Iterator<Item=PathBuf>`
[INFO] [stdout]     |
[INFO] [stdout]     = help: the trait `FromIterator<PathBuf>` is not implemented for `[_]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error; 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0277`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `cargo-ghp-upload`
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `Command { std: "docker" "inspect" "0ba35195a6617db83151c5b3aeddc0d9915d564ccc9a3a6589b1e7562bff8d62", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0ba35195a6617db83151c5b3aeddc0d9915d564ccc9a3a6589b1e7562bff8d62", kill_on_drop: false }`
[INFO] [stdout] 0ba35195a6617db83151c5b3aeddc0d9915d564ccc9a3a6589b1e7562bff8d62