[INFO] cloning repository https://github.com/nanai10a/mmex
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/nanai10a/mmex" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnanai10a%2Fmmex", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnanai10a%2Fmmex'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] b4b9be509c0e5aa396a59fe3d293b500e40234fa
[INFO] fixing nanai10a/mmex against try#622891a4e29178280638a6b63a8908bde2c0c854+cargoflags=-Zfix-edition=start=2015 for pr-157817-2
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnanai10a%2Fmmex" "/workspace/builds/worker-6-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/nanai10a/mmex
[INFO] finished tweaking git repo https://github.com/nanai10a/mmex
[INFO] tweaked toml for git repo https://github.com/nanai10a/mmex written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/nanai10a/mmex on toolchain 622891a4e29178280638a6b63a8908bde2c0c854
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+622891a4e29178280638a6b63a8908bde2c0c854" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/nanai10a/mmex already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+622891a4e29178280638a6b63a8908bde2c0c854" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/source:/opt/rustwide/workdir:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:3a6becf2bc8dde7f3fa57ede90e4f284e72d296796fc446bbb1e2c7cc0530151" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 9c998ccb581226732ca5eba0479ca7af7c909c08c73eb5572b03c97579976118
[INFO] running `Command { std: "docker" "start" "9c998ccb581226732ca5eba0479ca7af7c909c08c73eb5572b03c97579976118", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "9c998ccb581226732ca5eba0479ca7af7c909c08c73eb5572b03c97579976118" "/opt/rustwide/cargo-home/bin/cargo" "+622891a4e29178280638a6b63a8908bde2c0c854" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9c998ccb581226732ca5eba0479ca7af7c909c08c73eb5572b03c97579976118", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=" "-e" "RUSTDOCFLAGS=" "-w" "/opt/rustwide/workdir" "--user" "0:0" "9c998ccb581226732ca5eba0479ca7af7c909c08c73eb5572b03c97579976118" "/opt/rustwide/cargo-home/bin/cargo" "+622891a4e29178280638a6b63a8908bde2c0c854" "fix" "--allow-no-vcs" "--allow-dirty" "--frozen" "--all" "--all-targets" "--message-format=json" "-Zfix-edition=start=2015", kill_on_drop: false }`
[INFO] [stderr]     Checking mmex v0.0.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0635]: unknown feature `array_chunks`
[INFO] [stdout]  --> decode.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(array_chunks)]
[INFO] [stdout]   |            ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0635]: unknown feature `array_chunks`
[INFO] [stdout]  --> decode.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(array_chunks)]
[INFO] [stdout]   |            ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0635]: unknown feature `slice_as_array`
[INFO] [stdout]  --> decode.rs:2:12
[INFO] [stdout]   |
[INFO] [stdout] 2 | #![feature(slice_as_array)]
[INFO] [stdout]   |            ^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout] help: there is a feature with a similar name: `array_as_slice`
[INFO] [stdout]   |
[INFO] [stdout] 2 - #![feature(slice_as_array)]
[INFO] [stdout] 2 + #![feature(array_as_slice)]
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0635]: unknown feature `slice_as_array`
[INFO] [stdout]  --> decode.rs:2:12
[INFO] [stdout]   |
[INFO] [stdout] 2 | #![feature(slice_as_array)]
[INFO] [stdout]   |            ^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout] help: there is a feature with a similar name: `array_as_slice`
[INFO] [stdout]   |
[INFO] [stdout] 2 - #![feature(slice_as_array)]
[INFO] [stdout] 2 + #![feature(array_as_slice)]
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: `[u8]` is not an iterator
[INFO] [stdout]   --> decode.rs:88:10
[INFO] [stdout]    |
[INFO] [stdout] 87 |       let [x, y, i, j] = bytes[0..16]
[INFO] [stdout]    |  ________________________-
[INFO] [stdout] 88 | |         .array_chunks()
[INFO] [stdout]    | |         -^^^^^^^^^^^^ `[u8]` is not an iterator
[INFO] [stdout]    | |_________|
[INFO] [stdout]    |
[INFO] [stdout]    |
[INFO] [stdout]    = note: the following trait bounds were not satisfied:
[INFO] [stdout]            `[u8]: Iterator`
[INFO] [stdout]            which is required by `&mut [u8]: Iterator`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: `[u8]` is not an iterator
[INFO] [stdout]   --> decode.rs:88:10
[INFO] [stdout]    |
[INFO] [stdout] 87 |       let [x, y, i, j] = bytes[0..16]
[INFO] [stdout]    |  ________________________-
[INFO] [stdout] 88 | |         .array_chunks()
[INFO] [stdout]    | |         -^^^^^^^^^^^^ `[u8]` is not an iterator
[INFO] [stdout]    | |_________|
[INFO] [stdout]    |
[INFO] [stdout]    |
[INFO] [stdout]    = note: the following trait bounds were not satisfied:
[INFO] [stdout]            `[u8]: Iterator`
[INFO] [stdout]            which is required by `&mut [u8]: Iterator`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `array_chunks` found for reference `&[u8]` in the current scope
[INFO] [stdout]    --> decode.rs:111:10
[INFO] [stdout]     |
[INFO] [stdout] 110 |       let numbers = body
[INFO] [stdout]     |  ___________________-
[INFO] [stdout] 111 | |         .array_chunks()
[INFO] [stdout]     | |         -^^^^^^^^^^^^ `&[u8]` is not an iterator
[INFO] [stdout]     | |_________|
[INFO] [stdout]     |
[INFO] [stdout]     |
[INFO] [stdout] help: call `.into_iter()` first
[INFO] [stdout]     |
[INFO] [stdout] 111 |         .into_iter().array_chunks()
[INFO] [stdout]     |          ++++++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `array_chunks` found for reference `&[u8]` in the current scope
[INFO] [stdout]    --> decode.rs:111:10
[INFO] [stdout]     |
[INFO] [stdout] 110 |       let numbers = body
[INFO] [stdout]     |  ___________________-
[INFO] [stdout] 111 | |         .array_chunks()
[INFO] [stdout]     | |         -^^^^^^^^^^^^ `&[u8]` is not an iterator
[INFO] [stdout]     | |_________|
[INFO] [stdout]     |
[INFO] [stdout]     |
[INFO] [stdout] help: call `.into_iter()` first
[INFO] [stdout]     |
[INFO] [stdout] 111 |         .into_iter().array_chunks()
[INFO] [stdout]     |          ++++++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0599, E0635.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `mmex` (bin "decode") due to 4 previous errors
[INFO] [stdout] For more information about an error, try `rustc --explain E0599`.
[INFO] [stdout] 
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] Some errors have detailed explanations: E0599, E0635.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0599`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `mmex` (bin "decode" test) due to 4 previous errors
[INFO] running `Command { std: "docker" "inspect" "9c998ccb581226732ca5eba0479ca7af7c909c08c73eb5572b03c97579976118", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9c998ccb581226732ca5eba0479ca7af7c909c08c73eb5572b03c97579976118", kill_on_drop: false }`
[INFO] [stdout] 9c998ccb581226732ca5eba0479ca7af7c909c08c73eb5572b03c97579976118
