[INFO] fetching crate rraf 0.0.1...
[INFO] testing rraf-0.0.1 against try#eafdee2dfae8c2233b74f98b123308be7ccefcc6 for pr-79296
[INFO] extracting crate rraf 0.0.1 into /workspace/builds/worker-12/source
[INFO] validating manifest of crates.io crate rraf 0.0.1 on toolchain eafdee2dfae8c2233b74f98b123308be7ccefcc6
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "read-manifest" "--manifest-path" "Cargo.toml", 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-12/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "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] b5342acff9f64f33378c11a229c374f044d1ec58f6706362f483ef2c8fde780b
[INFO] running `Command { std: "docker" "start" "-a" "b5342acff9f64f33378c11a229c374f044d1ec58f6706362f483ef2c8fde780b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b5342acff9f64f33378c11a229c374f044d1ec58f6706362f483ef2c8fde780b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b5342acff9f64f33378c11a229c374f044d1ec58f6706362f483ef2c8fde780b", kill_on_drop: false }`
[INFO] [stdout] b5342acff9f64f33378c11a229c374f044d1ec58f6706362f483ef2c8fde780b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b639488b4b29d429470a23a557a7b35e7ccfcb134db6bf352102f7f7c49880c4
[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" "b639488b4b29d429470a23a557a7b35e7ccfcb134db6bf352102f7f7c49880c4", 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:84:9
[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: this error originates in a macro (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: this error originates in a macro (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`
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `Command { std: "docker" "inspect" "b639488b4b29d429470a23a557a7b35e7ccfcb134db6bf352102f7f7c49880c4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b639488b4b29d429470a23a557a7b35e7ccfcb134db6bf352102f7f7c49880c4", kill_on_drop: false }`
[INFO] [stdout] b639488b4b29d429470a23a557a7b35e7ccfcb134db6bf352102f7f7c49880c4