[INFO] fetching crate rraf 0.0.1...
[INFO] checking rraf-0.0.1 against master#0d37dca25a51fb900a402c94c8818ad1c2789e30 for pr-77526
[INFO] extracting crate rraf 0.0.1 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate rraf 0.0.1 on toolchain 0d37dca25a51fb900a402c94c8818ad1c2789e30
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+0d37dca25a51fb900a402c94c8818ad1c2789e30" "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-0/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+0d37dca25a51fb900a402c94c8818ad1c2789e30" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+0d37dca25a51fb900a402c94c8818ad1c2789e30" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "+0d37dca25a51fb900a402c94c8818ad1c2789e30" "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] 4c221b05bf9830c969eaa4d9dda78f8884549d5e4f8693455df177b732d806d7
[INFO] running `Command { std: "docker" "start" "-a" "4c221b05bf9830c969eaa4d9dda78f8884549d5e4f8693455df177b732d806d7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4c221b05bf9830c969eaa4d9dda78f8884549d5e4f8693455df177b732d806d7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4c221b05bf9830c969eaa4d9dda78f8884549d5e4f8693455df177b732d806d7", kill_on_drop: false }`
[INFO] [stdout] 4c221b05bf9830c969eaa4d9dda78f8884549d5e4f8693455df177b732d806d7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "+0d37dca25a51fb900a402c94c8818ad1c2789e30" "check" "--frozen" "--all" "--all-targets" "--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] 7913ec7ba82dd7dcc4fa3c9f0fdb983a97e6e990886a025b44df364b2692e945
[INFO] running `Command { std: "docker" "start" "-a" "7913ec7ba82dd7dcc4fa3c9f0fdb983a97e6e990886a025b44df364b2692e945", kill_on_drop: false }`
[INFO] [stderr]     Checking 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[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] [stderr] warning: build failed, waiting for other jobs to finish...
[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: build failed
[INFO] running `Command { std: "docker" "inspect" "7913ec7ba82dd7dcc4fa3c9f0fdb983a97e6e990886a025b44df364b2692e945", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7913ec7ba82dd7dcc4fa3c9f0fdb983a97e6e990886a025b44df364b2692e945", kill_on_drop: false }`
[INFO] [stdout] 7913ec7ba82dd7dcc4fa3c9f0fdb983a97e6e990886a025b44df364b2692e945