[INFO] cloning repository https://github.com/xTibor/fix-japanese-zip
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/xTibor/fix-japanese-zip" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FxTibor%2Ffix-japanese-zip", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FxTibor%2Ffix-japanese-zip'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 38fe66daa0800eccf2d0d51308157d9c2c80d7c7
[INFO] testing xTibor/fix-japanese-zip against 1.54.0 for beta-1.55-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FxTibor%2Ffix-japanese-zip" "/workspace/builds/worker-81/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-81/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/xTibor/fix-japanese-zip on toolchain 1.54.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/xTibor/fix-japanese-zip
[INFO] finished tweaking git repo https://github.com/xTibor/fix-japanese-zip
[INFO] tweaked toml for git repo https://github.com/xTibor/fix-japanese-zip written to /workspace/builds/worker-81/source/Cargo.toml
[INFO] crate git repo https://github.com/xTibor/fix-japanese-zip already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-81/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-81/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c4bf4139c14446aeb8d0684f81ad7c92e838a285c291d1724357b3d23a97e8f6
[INFO] running `Command { std: "docker" "start" "-a" "c4bf4139c14446aeb8d0684f81ad7c92e838a285c291d1724357b3d23a97e8f6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c4bf4139c14446aeb8d0684f81ad7c92e838a285c291d1724357b3d23a97e8f6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c4bf4139c14446aeb8d0684f81ad7c92e838a285c291d1724357b3d23a97e8f6", kill_on_drop: false }`
[INFO] [stdout] c4bf4139c14446aeb8d0684f81ad7c92e838a285c291d1724357b3d23a97e8f6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-81/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-81/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b7f625d761cf5361f9006de91c99022aa1e895126aeb8a8f913ad25b5e924c20
[INFO] running `Command { std: "docker" "start" "-a" "b7f625d761cf5361f9006de91c99022aa1e895126aeb8a8f913ad25b5e924c20", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling encoding_index_tests v0.1.4
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]    Compiling clap v2.33.0
[INFO] [stderr]    Compiling encoding-index-singlebyte v1.20141219.5
[INFO] [stderr]    Compiling encoding-index-japanese v1.20141219.5
[INFO] [stderr]    Compiling encoding-index-tradchinese v1.20141219.5
[INFO] [stderr]    Compiling encoding-index-korean v1.20141219.5
[INFO] [stderr]    Compiling encoding-index-simpchinese v1.20141219.5
[INFO] [stderr]    Compiling encoding v0.2.33
[INFO] [stderr]    Compiling fix-japanese-zip v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> src/main.rs:5:1
[INFO] [stdout]   |
[INFO] [stdout] 5 | #![feature(seek_convenience)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: use of unstable library feature 'seek_stream_len'
[INFO] [stdout]   --> src/main.rs:45:44
[INFO] [stdout]    |
[INFO] [stdout] 45 |     while input.stream_position()? < input.stream_len()? {
[INFO] [stdout]    |                                            ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: see issue #59359 <https://github.com/rust-lang/rust/issues/59359> for more information
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0554, E0658.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `fix-japanese-zip`
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `Command { std: "docker" "inspect" "b7f625d761cf5361f9006de91c99022aa1e895126aeb8a8f913ad25b5e924c20", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b7f625d761cf5361f9006de91c99022aa1e895126aeb8a8f913ad25b5e924c20", kill_on_drop: false }`
[INFO] [stdout] b7f625d761cf5361f9006de91c99022aa1e895126aeb8a8f913ad25b5e924c20
