[INFO] cloning repository https://github.com/Txuritan/meteors
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Txuritan/meteors" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTxuritan%2Fmeteors", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTxuritan%2Fmeteors'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 20ec6cef24238bf9ef6fe12f60b8b4b42402b77f
[INFO] testing Txuritan/meteors against 1.54.0 for beta-1.55-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTxuritan%2Fmeteors" "/workspace/builds/worker-11/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-11/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Txuritan/meteors 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] removed /workspace/builds/worker-11/source/rust-toolchain
[INFO] started tweaking git repo https://github.com/Txuritan/meteors
[INFO] finished tweaking git repo https://github.com/Txuritan/meteors
[INFO] tweaked toml for git repo https://github.com/Txuritan/meteors written to /workspace/builds/worker-11/source/Cargo.toml
[INFO] crate git repo https://github.com/Txuritan/meteors 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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] f4190c65cdca742e6388cca7f470bf9df52029903c830f171a65aa4e8a9abdd3
[INFO] running `Command { std: "docker" "start" "-a" "f4190c65cdca742e6388cca7f470bf9df52029903c830f171a65aa4e8a9abdd3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f4190c65cdca742e6388cca7f470bf9df52029903c830f171a65aa4e8a9abdd3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f4190c65cdca742e6388cca7f470bf9df52029903c830f171a65aa4e8a9abdd3", kill_on_drop: false }`
[INFO] [stdout] f4190c65cdca742e6388cca7f470bf9df52029903c830f171a65aa4e8a9abdd3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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] 7c8b3b9e33989f666537c53439e667214487d231e2a66f7be4a8bc281173e1d4
[INFO] running `Command { std: "docker" "start" "-a" "7c8b3b9e33989f666537c53439e667214487d231e2a66f7be4a8bc281173e1d4", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.28
[INFO] [stderr]    Compiling syn v1.0.74
[INFO] [stderr]    Compiling libc v0.2.98
[INFO] [stderr]    Compiling adler v1.0.2
[INFO] [stderr]    Compiling anyhow v1.0.42
[INFO] [stderr]    Compiling ucd-trie v0.1.3
[INFO] [stderr]    Compiling maplit v1.0.2
[INFO] [stderr]    Compiling owo-colors v2.0.0
[INFO] [stderr]    Compiling crc32fast v1.2.1
[INFO] [stderr]    Compiling fastrand v1.5.0
[INFO] [stderr]    Compiling percent-encoding v2.1.0
[INFO] [stderr]    Compiling matches v0.1.8
[INFO] [stderr]    Compiling cc v1.0.69
[INFO] [stderr]    Compiling byteorder v1.4.3
[INFO] [stderr]    Compiling once_cell v1.8.0
[INFO] [stderr]    Compiling mini-html-parser v0.1.0 (/opt/rustwide/workdir/mini-html-parser)
[INFO] [stderr]    Compiling miniz_oxide v0.4.4
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stdout] warning: unused variable: `input`
[INFO] [stdout]   --> mini-html-parser/src/lib.rs:17:18
[INFO] [stdout]    |
[INFO] [stdout] 17 |     pub fn parse(input: &'input str) -> Result<Self, Error> {
[INFO] [stdout]    |                  ^^^^^ help: if this is intentional, prefix it with an underscore: `_input`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Parser`
[INFO] [stdout]   --> mini-html-parser/src/lib.rs:57:8
[INFO] [stdout]    |
[INFO] [stdout] 57 | struct Parser<'input> {
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> mini-html-parser/src/lib.rs:65:8
[INFO] [stdout]    |
[INFO] [stdout] 65 |     fn new(text: &'input str) -> Self {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `current`
[INFO] [stdout]   --> mini-html-parser/src/lib.rs:74:8
[INFO] [stdout]    |
[INFO] [stdout] 74 |     fn current(&mut self) -> Option<&(usize, char)> {
[INFO] [stdout]    |        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `next`
[INFO] [stdout]   --> mini-html-parser/src/lib.rs:84:8
[INFO] [stdout]    |
[INFO] [stdout] 84 |     fn next(&mut self) -> Option<(usize, char)> {
[INFO] [stdout]    |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `assert`
[INFO] [stdout]   --> mini-html-parser/src/lib.rs:90:8
[INFO] [stdout]    |
[INFO] [stdout] 90 |     fn assert(&mut self, expected: char) -> Result<usize, Error> {
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `eat_whitespace`
[INFO] [stdout]    --> mini-html-parser/src/lib.rs:103:8
[INFO] [stdout]     |
[INFO] [stdout] 103 |     fn eat_whitespace(&mut self) -> Result<usize, Error> {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `read_ident`
[INFO] [stdout]    --> mini-html-parser/src/lib.rs:126:8
[INFO] [stdout]     |
[INFO] [stdout] 126 |     fn read_ident(&mut self) -> Result<&'input str, Error> {
[INFO] [stdout]     |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `read_attrs`
[INFO] [stdout]    --> mini-html-parser/src/lib.rs:166:8
[INFO] [stdout]     |
[INFO] [stdout] 166 |     fn read_attrs(&mut self) -> Result<Attributes<'input>, Error> {
[INFO] [stdout]     |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `read_attr`
[INFO] [stdout]    --> mini-html-parser/src/lib.rs:180:8
[INFO] [stdout]     |
[INFO] [stdout] 180 |     fn read_attr(&mut self) -> Result<Option<(&'input str, Option<&'input str>)>, Error> {
[INFO] [stdout]     |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `read_tag`
[INFO] [stdout]    --> mini-html-parser/src/lib.rs:260:8
[INFO] [stdout]     |
[INFO] [stdout] 260 |     fn read_tag(&mut self) -> Result<(&'input str, Attributes<'input>), Error> {
[INFO] [stdout]     |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling pest v2.1.3
[INFO] [stderr]    Compiling form_urlencoded v1.0.1
[INFO] [stderr]    Compiling qstring v0.7.2
[INFO] [stdout] warning: 11 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling embed-resource v1.6.3
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling meteors v0.1.0 (/opt/rustwide/workdir/meteors)
[INFO] [stderr]    Compiling pest_meta v2.1.3
[INFO] [stderr]    Compiling chrono v0.4.19
[INFO] [stderr]    Compiling memmap2 v0.3.0
[INFO] [stderr]    Compiling fs2 v0.4.3
[INFO] [stderr]    Compiling getrandom v0.2.3
[INFO] [stderr]    Compiling nix v0.20.0
[INFO] [stderr]    Compiling flate2 v1.0.20
[INFO] [stderr]    Compiling ctrlc v3.1.9
[INFO] [stderr]    Compiling enrgy v0.2.2 (https://github.com/Txuritan/enrgy#6702016d)
[INFO] [stderr]    Compiling pest_generator v2.1.3
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> /opt/rustwide/cargo-home/git/checkouts/enrgy-6dfd4514f7a68b81/6702016/src/lib.rs:9:1
[INFO] [stdout]   |
[INFO] [stdout] 9 | #![feature(box_syntax, const_btree_new, const_fn_trait_bound, const_generics, const_trait_impl, const_mut_refs, option_result_unwrap_unchecked)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `enrgy`
[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] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "7c8b3b9e33989f666537c53439e667214487d231e2a66f7be4a8bc281173e1d4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7c8b3b9e33989f666537c53439e667214487d231e2a66f7be4a8bc281173e1d4", kill_on_drop: false }`
[INFO] [stdout] 7c8b3b9e33989f666537c53439e667214487d231e2a66f7be4a8bc281173e1d4
