[INFO] cloning repository https://github.com/t-mw/space-opera
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/t-mw/space-opera" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ft-mw%2Fspace-opera", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ft-mw%2Fspace-opera'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] f18ee95d4c0dacbda007d317a4af37579447cac7
[INFO] checking t-mw/space-opera against master#fb4bca04fa1bde2f7db1b31a59e066f7bebd7fc6 for pr-120361
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ft-mw%2Fspace-opera" "/workspace/builds/worker-2-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/t-mw/space-opera on toolchain fb4bca04fa1bde2f7db1b31a59e066f7bebd7fc6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+fb4bca04fa1bde2f7db1b31a59e066f7bebd7fc6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/t-mw/space-opera
[INFO] finished tweaking git repo https://github.com/t-mw/space-opera
[INFO] tweaked toml for git repo https://github.com/t-mw/space-opera written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/t-mw/space-opera 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" "+fb4bca04fa1bde2f7db1b31a59e066f7bebd7fc6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating git repository `https://github.com/t-mw/raylib-rs.git`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded aho-corasick v0.6.6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+fb4bca04fa1bde2f7db1b31a59e066f7bebd7fc6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 93551ebaaf34cb3f860fdb53076a5922d2b57a892f821c701ffea5616ba2e345
[INFO] running `Command { std: "docker" "start" "-a" "93551ebaaf34cb3f860fdb53076a5922d2b57a892f821c701ffea5616ba2e345", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "93551ebaaf34cb3f860fdb53076a5922d2b57a892f821c701ffea5616ba2e345", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "93551ebaaf34cb3f860fdb53076a5922d2b57a892f821c701ffea5616ba2e345", kill_on_drop: false }`
[INFO] [stdout] 93551ebaaf34cb3f860fdb53076a5922d2b57a892f821c701ffea5616ba2e345
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+fb4bca04fa1bde2f7db1b31a59e066f7bebd7fc6" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c930deb8b45d94a11f464de4a6e701e7acda2edc924e74b4e10df07d439cab83
[INFO] running `Command { std: "docker" "start" "-a" "c930deb8b45d94a11f464de4a6e701e7acda2edc924e74b4e10df07d439cab83", kill_on_drop: false }`
[INFO] [stderr]     Checking libc v0.2.43
[INFO] [stderr]    Compiling version_check v0.1.4
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]    Compiling regex v0.2.11
[INFO] [stderr]    Compiling raylib-rs v0.1.0 (https://github.com/t-mw/raylib-rs.git#b3855aeb)
[INFO] [stderr]     Checking ucd-util v0.1.1
[INFO] [stderr]     Checking utf8-ranges v1.0.0
[INFO] [stderr]    Compiling ld42 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `std::env`
[INFO] [stdout]  --> build.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::env;
[INFO] [stdout]   |     ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking unreachable v1.0.0
[INFO] [stderr]     Checking regex-syntax v0.5.6
[INFO] [stderr]     Checking rand_core v0.2.1
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling lazy_static v1.1.0
[INFO] [stderr]     Checking memchr v2.0.1
[INFO] [stderr]     Checking rand v0.5.5
[INFO] [stderr]     Checking aho-corasick v0.6.6
[INFO] [stderr]     Checking thread_local v0.3.5
[INFO] [stdout] warning: unused variable: `rng`
[INFO] [stdout]    --> src/ceptre.rs:661:5
[INFO] [stdout]     |
[INFO] [stdout] 661 |     rng: &mut R,
[INFO] [stdout]     |     ^^^ help: if this is intentional, prefix it with an underscore: `_rng`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `rng`
[INFO] [stdout]    --> src/ceptre.rs:661:5
[INFO] [stdout]     |
[INFO] [stdout] 661 |     rng: &mut R,
[INFO] [stdout]     |     ^^^ help: if this is intentional, prefix it with an underscore: `_rng`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `dt`
[INFO] [stdout]    --> src/main.rs:224:9
[INFO] [stdout]     |
[INFO] [stdout] 224 |     let dt = (time2 - time1) as f32;
[INFO] [stdout]     |         ^^ help: if this is intentional, prefix it with an underscore: `_dt`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `dt`
[INFO] [stdout]    --> src/main.rs:224:9
[INFO] [stdout]     |
[INFO] [stdout] 224 |     let dt = (time2 - time1) as f32;
[INFO] [stdout]     |         ^^ help: if this is intentional, prefix it with an underscore: `_dt`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `level` is never read
[INFO] [stdout]   --> src/main.rs:98:5
[INFO] [stdout]    |
[INFO] [stdout] 97 | struct LevelSounds {
[INFO] [stdout]    |        ----------- field in this struct
[INFO] [stdout] 98 |     level: i32,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `beat_pos_for_sound` is never used
[INFO] [stdout]    --> src/main.rs:598:4
[INFO] [stdout]     |
[INFO] [stdout] 598 | fn beat_pos_for_sound(sound: &ray::Music) -> f32 {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]    --> src/ceptre.rs:123:8
[INFO] [stdout]     |
[INFO] [stdout] 122 | impl Rule {
[INFO] [stdout]     | --------- associated function in this implementation
[INFO] [stdout] 123 |     fn new(inputs: Vec<Phrase>, outputs: Vec<Phrase>) -> Rule {
[INFO] [stdout]     |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `print` is never used
[INFO] [stdout]    --> src/ceptre.rs:336:12
[INFO] [stdout]     |
[INFO] [stdout] 180 | impl Context {
[INFO] [stdout]     | ------------ method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 336 |     pub fn print(&self) {
[INFO] [stdout]     |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `match_variables` is never used
[INFO] [stdout]     --> src/ceptre.rs:1066:4
[INFO] [stdout]      |
[INFO] [stdout] 1066 | fn match_variables(input_tokens: &Phrase, pred_tokens: &Phrase) -> Option<Vec<Match>> {
[INFO] [stdout]      |    ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `build_phrase` is never used
[INFO] [stdout]     --> src/ceptre.rs:1310:4
[INFO] [stdout]      |
[INFO] [stdout] 1310 | fn build_phrase(phrase: &Phrase, string_cache: &StringCache) -> String {
[INFO] [stdout]      |    ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `print_state` is never used
[INFO] [stdout]     --> src/ceptre.rs:1328:4
[INFO] [stdout]      |
[INFO] [stdout] 1328 | fn print_state(state: &Vec<Phrase>, string_cache: &StringCache) {
[INFO] [stdout]      |    ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `rule_to_string` is never used
[INFO] [stdout]     --> src/ceptre.rs:1338:4
[INFO] [stdout]      |
[INFO] [stdout] 1338 | fn rule_to_string(rule: &Rule, string_cache: &StringCache) -> String {
[INFO] [stdout]      |    ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `level` is never read
[INFO] [stdout]   --> src/main.rs:98:5
[INFO] [stdout]    |
[INFO] [stdout] 97 | struct LevelSounds {
[INFO] [stdout]    |        ----------- field in this struct
[INFO] [stdout] 98 |     level: i32,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `beat_pos_for_sound` is never used
[INFO] [stdout]    --> src/main.rs:598:4
[INFO] [stdout]     |
[INFO] [stdout] 598 | fn beat_pos_for_sound(sound: &ray::Music) -> f32 {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]    --> src/ceptre.rs:123:8
[INFO] [stdout]     |
[INFO] [stdout] 122 | impl Rule {
[INFO] [stdout]     | --------- associated function in this implementation
[INFO] [stdout] 123 |     fn new(inputs: Vec<Phrase>, outputs: Vec<Phrase>) -> Rule {
[INFO] [stdout]     |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `print` is never used
[INFO] [stdout]    --> src/ceptre.rs:336:12
[INFO] [stdout]     |
[INFO] [stdout] 180 | impl Context {
[INFO] [stdout]     | ------------ method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 336 |     pub fn print(&self) {
[INFO] [stdout]     |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `match_variables` is never used
[INFO] [stdout]     --> src/ceptre.rs:1066:4
[INFO] [stdout]      |
[INFO] [stdout] 1066 | fn match_variables(input_tokens: &Phrase, pred_tokens: &Phrase) -> Option<Vec<Match>> {
[INFO] [stdout]      |    ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `build_phrase` is never used
[INFO] [stdout]     --> src/ceptre.rs:1310:4
[INFO] [stdout]      |
[INFO] [stdout] 1310 | fn build_phrase(phrase: &Phrase, string_cache: &StringCache) -> String {
[INFO] [stdout]      |    ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `print_state` is never used
[INFO] [stdout]     --> src/ceptre.rs:1328:4
[INFO] [stdout]      |
[INFO] [stdout] 1328 | fn print_state(state: &Vec<Phrase>, string_cache: &StringCache) {
[INFO] [stdout]      |    ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `rule_to_string` is never used
[INFO] [stdout]     --> src/ceptre.rs:1338:4
[INFO] [stdout]      |
[INFO] [stdout] 1338 | fn rule_to_string(rule: &Rule, string_cache: &StringCache) -> String {
[INFO] [stdout]      |    ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 10 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 10 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.53s
[INFO] running `Command { std: "docker" "inspect" "c930deb8b45d94a11f464de4a6e701e7acda2edc924e74b4e10df07d439cab83", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c930deb8b45d94a11f464de4a6e701e7acda2edc924e74b4e10df07d439cab83", kill_on_drop: false }`
[INFO] [stdout] c930deb8b45d94a11f464de4a6e701e7acda2edc924e74b4e10df07d439cab83