[INFO] cloning repository https://github.com/openstax-poland/gitpub
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/openstax-poland/gitpub" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fopenstax-poland%2Fgitpub", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fopenstax-poland%2Fgitpub'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 44c3a7db0d0db3d1f94fab8bb386ecc8c9204e83
[INFO] testing openstax-poland/gitpub against beta-2022-02-22 for beta-1.60-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fopenstax-poland%2Fgitpub" "/workspace/builds/worker-0/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/openstax-poland/gitpub on toolchain beta-2022-02-22
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/openstax-poland/gitpub
[INFO] finished tweaking git repo https://github.com/openstax-poland/gitpub
[INFO] tweaked toml for git repo https://github.com/openstax-poland/gitpub written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate git repo https://github.com/openstax-poland/gitpub already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "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-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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 37ca3b7b3cd33060bf9a8864c5b23f7f32571f0859f05533374073aec0373651
[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" "37ca3b7b3cd33060bf9a8864c5b23f7f32571f0859f05533374073aec0373651", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "37ca3b7b3cd33060bf9a8864c5b23f7f32571f0859f05533374073aec0373651", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "37ca3b7b3cd33060bf9a8864c5b23f7f32571f0859f05533374073aec0373651", kill_on_drop: false }`
[INFO] [stdout] 37ca3b7b3cd33060bf9a8864c5b23f7f32571f0859f05533374073aec0373651
[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=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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "build" "--frozen" "--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] fe5fb19eb7c4369583003a3e90a26153083ceeef4005be6ce4719284ff98d668
[INFO] running `Command { std: "docker" "start" "-a" "fe5fb19eb7c4369583003a3e90a26153083ceeef4005be6ce4719284ff98d668", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.104
[INFO] [stderr]    Compiling proc-macro2 v1.0.30
[INFO] [stderr]    Compiling syn v1.0.80
[INFO] [stderr]    Compiling crc32fast v1.2.1
[INFO] [stderr]    Compiling argh_shared v0.1.6
[INFO] [stderr]    Compiling anyhow v1.0.44
[INFO] [stderr]    Compiling numtoa v0.1.0
[INFO] [stderr]    Compiling idna v0.2.3
[INFO] [stderr]    Compiling url v2.2.2
[INFO] [stderr]    Compiling quote v1.0.10
[INFO] [stderr]    Compiling jobserver v0.1.24
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling xattr v0.2.2
[INFO] [stderr]    Compiling filetime v0.2.15
[INFO] [stderr]    Compiling termion v1.5.6
[INFO] [stderr]    Compiling flate2 v1.0.22
[INFO] [stderr]    Compiling env_logger v0.9.0
[INFO] [stderr]    Compiling tar v0.4.37
[INFO] [stderr]    Compiling cc v1.0.71
[INFO] [stderr]    Compiling libz-sys v1.1.3
[INFO] [stderr]    Compiling openssl-sys v0.9.67
[INFO] [stderr]    Compiling libssh2-sys v0.2.23
[INFO] [stderr]    Compiling libgit2-sys v0.12.24+1.3.0
[INFO] [stderr]    Compiling argh_derive v0.1.6
[INFO] [stderr]    Compiling ctor v0.1.21
[INFO] [stderr]    Compiling git2 v0.13.23
[INFO] [stderr]    Compiling argh v0.1.6
[INFO] [stderr]    Compiling gitpub v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `stdout`
[INFO] [stdout]  --> src/output.rs:1:43
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::{fmt::Display, io::{self, Write, stdout}, sync::atomic::{AtomicBool, Ordering}};
[INFO] [stdout]   |                                           ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `clear`
[INFO] [stdout]  --> src/output.rs:2:15
[INFO] [stdout]   |
[INFO] [stdout] 2 | use termion::{clear, color::{self, LightGreen}, cursor, style::{self, Bold}};
[INFO] [stdout]   |               ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `engine`
[INFO] [stdout]    --> src/engine/javascript.rs:286:20
[INFO] [stdout]     |
[INFO] [stdout] 286 |     fn postpublish(engine: &JavaScript<Self>) -> Result<()> {
[INFO] [stdout]     |                    ^^^^^^ help: if this is intentional, prefix it with an underscore: `_engine`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `engine`
[INFO] [stdout]    --> src/engine/javascript.rs:302:21
[INFO] [stdout]     |
[INFO] [stdout] 302 |     fn archive_name(engine: &JavaScript<Self>) -> String {
[INFO] [stdout]     |                     ^^^^^^ help: if this is intentional, prefix it with an underscore: `_engine`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `engine`
[INFO] [stdout]    --> src/engine/javascript.rs:306:23
[INFO] [stdout]     |
[INFO] [stdout] 306 |     fn archive_prefix(engine: &JavaScript<Self>) -> String {
[INFO] [stdout]     |                       ^^^^^^ help: if this is intentional, prefix it with an underscore: `_engine`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `engine`
[INFO] [stdout]    --> src/engine/javascript.rs:310:20
[INFO] [stdout]     |
[INFO] [stdout] 310 |     fn postpublish(engine: &JavaScript<Self>) -> Result<()> {
[INFO] [stdout]     |                    ^^^^^^ help: if this is intentional, prefix it with an underscore: `_engine`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `yarn3`
[INFO] [stdout]    --> src/engine/javascript.rs:146:12
[INFO] [stdout]     |
[INFO] [stdout] 146 |     pub fn yarn3() -> Result<Box<dyn Engine>> {
[INFO] [stdout]     |            ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]  --> src/main.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(map_first_last)]
[INFO] [stdout]   |            ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error; 7 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `gitpub` due to 2 previous errors; 7 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "fe5fb19eb7c4369583003a3e90a26153083ceeef4005be6ce4719284ff98d668", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fe5fb19eb7c4369583003a3e90a26153083ceeef4005be6ce4719284ff98d668", kill_on_drop: false }`
[INFO] [stdout] fe5fb19eb7c4369583003a3e90a26153083ceeef4005be6ce4719284ff98d668