[INFO] fetching crate rraf 0.0.1...
[INFO] testing rraf-0.0.1 against master#a77da2d454e6caa227a85b16410b95f93495e7e0 for pr-91031
[INFO] extracting crate rraf 0.0.1 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate rraf 0.0.1 on toolchain a77da2d454e6caa227a85b16410b95f93495e7e0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate rraf 0.0.1
[INFO] finished tweaking crates.io crate rraf 0.0.1
[INFO] tweaked toml for crates.io crate rraf 0.0.1 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "fetch" "--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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "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] 510c286c79a01b15caca5083bdb4380cde901c94df42fa8f4ae63af08aa7d837
[INFO] running `Command { std: "docker" "start" "-a" "510c286c79a01b15caca5083bdb4380cde901c94df42fa8f4ae63af08aa7d837", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "510c286c79a01b15caca5083bdb4380cde901c94df42fa8f4ae63af08aa7d837", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "510c286c79a01b15caca5083bdb4380cde901c94df42fa8f4ae63af08aa7d837", kill_on_drop: false }`
[INFO] [stdout] 510c286c79a01b15caca5083bdb4380cde901c94df42fa8f4ae63af08aa7d837
[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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7f786cb0c9ae6d9f938cdab0c6c4f81cb6713a69a1963dd35e7acfa4812ab6a5
[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" "7f786cb0c9ae6d9f938cdab0c6c4f81cb6713a69a1963dd35e7acfa4812ab6a5", kill_on_drop: false }`
[INFO] [stderr]    Compiling rraf v0.0.1 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0432]: unresolved imports `std::fs::PathExt`, `std::fs::walk_dir`
[INFO] [stdout]  --> src/main.rs:8:21
[INFO] [stdout]   |
[INFO] [stdout] 8 | use std::fs::{self, PathExt,walk_dir, Metadata};
[INFO] [stdout]   |                     ^^^^^^^ ^^^^^^^^ no `walk_dir` in `fs`
[INFO] [stdout]   |                     |
[INFO] [stdout]   |                     no `PathExt` in `fs`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::thread::sleep_ms`: replaced by `std::thread::sleep`
[INFO] [stdout]   --> src/main.rs:84:17
[INFO] [stdout]    |
[INFO] [stdout] 84 |         thread::sleep_ms(2000);
[INFO] [stdout]    |                 ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the size for values of type `[u8]` cannot be known at compilation time
[INFO] [stdout]    --> src/main.rs:97:5
[INFO] [stdout]     |
[INFO] [stdout] 97  |              println!("F: {:?}", path );
[INFO] [stdout]     |              ^^^^^^^^^^^^^^^^^^^^^^^^^^ doesn't have a size known at compile-time
[INFO] [stdout]     |
[INFO] [stdout]     = help: within `Path`, the trait `Sized` is not implemented for `[u8]`
[INFO] [stdout]     = note: required because it appears within the type `Path`
[INFO] [stdout] note: required by a bound in `ArgumentV1::<'a>::new`
[INFO] [stdout]     = note: this error originates in the macro `$crate::format_args_nl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the size for values of type `[u8]` cannot be known at compilation time
[INFO] [stdout]    --> src/main.rs:104:4
[INFO] [stdout]     |
[INFO] [stdout] 104 |             println!("D: {:?}", path );
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^ doesn't have a size known at compile-time
[INFO] [stdout]     |
[INFO] [stdout]     = help: within `Path`, the trait `Sized` is not implemented for `[u8]`
[INFO] [stdout]     = note: required because it appears within the type `Path`
[INFO] [stdout] note: required by a bound in `ArgumentV1::<'a>::new`
[INFO] [stdout]     = note: this error originates in the macro `$crate::format_args_nl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 3 previous errors; 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0277, E0432.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0277`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `rraf` due to 4 previous errors; 1 warning emitted
[INFO] running `Command { std: "docker" "inspect" "7f786cb0c9ae6d9f938cdab0c6c4f81cb6713a69a1963dd35e7acfa4812ab6a5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7f786cb0c9ae6d9f938cdab0c6c4f81cb6713a69a1963dd35e7acfa4812ab6a5", kill_on_drop: false }`
[INFO] [stdout] 7f786cb0c9ae6d9f938cdab0c6c4f81cb6713a69a1963dd35e7acfa4812ab6a5