[INFO] cloning repository https://github.com/ear7h/mkshell [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ear7h/mkshell" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fear7h%2Fmkshell", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fear7h%2Fmkshell'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 4b506ea06820aefacd08756ebc097fa53bdaba1f [INFO] testing ear7h/mkshell against beta-2021-09-08 for beta-1.56-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fear7h%2Fmkshell" "/workspace/builds/worker-98/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-98/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/ear7h/mkshell on toolchain beta-2021-09-08 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/ear7h/mkshell [INFO] finished tweaking git repo https://github.com/ear7h/mkshell [INFO] tweaked toml for git repo https://github.com/ear7h/mkshell written to /workspace/builds/worker-98/source/Cargo.toml [INFO] crate git repo https://github.com/ear7h/mkshell already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "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-98/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-98/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 4883cabd9811ada32648780e9fa115163ff7f0252108e878b113208ac8f93120 [INFO] running `Command { std: "docker" "start" "-a" "4883cabd9811ada32648780e9fa115163ff7f0252108e878b113208ac8f93120", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "4883cabd9811ada32648780e9fa115163ff7f0252108e878b113208ac8f93120", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4883cabd9811ada32648780e9fa115163ff7f0252108e878b113208ac8f93120", kill_on_drop: false }` [INFO] [stdout] 4883cabd9811ada32648780e9fa115163ff7f0252108e878b113208ac8f93120 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-98/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-98/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 8a28d1d576c59ed54944118f95f98e7945ba84d0c2176583e7986ddca052236c [INFO] running `Command { std: "docker" "start" "-a" "8a28d1d576c59ed54944118f95f98e7945ba84d0c2176583e7986ddca052236c", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling libc v0.2.86 [INFO] [stderr] Compiling proc-macro2 v1.0.28 [INFO] [stderr] Compiling unicode-xid v0.2.2 [INFO] [stderr] Compiling syn v1.0.74 [INFO] [stderr] Compiling log v0.4.14 [INFO] [stderr] Compiling cfg-if v1.0.0 [INFO] [stderr] Compiling memchr v2.3.4 [INFO] [stderr] Compiling autocfg v1.0.1 [INFO] [stderr] Compiling unicode-width v0.1.8 [INFO] [stderr] Compiling strsim v0.8.0 [INFO] [stderr] Compiling pin-project-lite v0.2.7 [INFO] [stderr] Compiling bytes v1.0.1 [INFO] [stderr] Compiling vec_map v0.8.2 [INFO] [stderr] Compiling once_cell v1.8.0 [INFO] [stderr] Compiling numtoa v0.1.0 [INFO] [stderr] Compiling ansi_term v0.11.0 [INFO] [stderr] Compiling streaming-iterator v0.1.5 [INFO] [stderr] Compiling bitflags v1.2.1 [INFO] [stderr] Compiling textwrap v0.11.0 [INFO] [stderr] Compiling tokio v1.9.0 [INFO] [stderr] Compiling quote v1.0.9 [INFO] [stderr] Compiling signal-hook-registry v1.4.0 [INFO] [stderr] Compiling mio v0.7.7 [INFO] [stderr] Compiling atty v0.2.14 [INFO] [stderr] Compiling nix v0.19.1 [INFO] [stderr] Compiling terminal_size v0.1.17 [INFO] [stderr] Compiling termion v1.5.6 [INFO] [stderr] Compiling clap v2.33.3 [INFO] [stderr] Compiling tokio-macros v1.3.0 [INFO] [stderr] Compiling quick_from v0.1.0 [INFO] [stderr] Compiling mkshell v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel [INFO] [stdout] --> src/lib.rs:3:1 [INFO] [stdout] | [INFO] [stdout] 3 | #![feature(format_args_capture)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel [INFO] [stdout] --> src/lib.rs:4:1 [INFO] [stdout] | [INFO] [stdout] 4 | #![feature(associated_type_bounds)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel [INFO] [stdout] --> src/lib.rs:5:1 [INFO] [stdout] | [INFO] [stdout] 5 | #![feature(type_ascription)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel [INFO] [stdout] --> src/lib.rs:6:1 [INFO] [stdout] | [INFO] [stdout] 6 | #![feature(generic_associated_types)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 4 previous errors [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0554`. [INFO] [stdout] [INFO] [stderr] error: could not compile `mkshell` due to 5 previous errors [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] error: build failed [INFO] running `Command { std: "docker" "inspect" "8a28d1d576c59ed54944118f95f98e7945ba84d0c2176583e7986ddca052236c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8a28d1d576c59ed54944118f95f98e7945ba84d0c2176583e7986ddca052236c", kill_on_drop: false }` [INFO] [stdout] 8a28d1d576c59ed54944118f95f98e7945ba84d0c2176583e7986ddca052236c