[INFO] cloning repository https://github.com/kierdavis/avril
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/kierdavis/avril" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkierdavis%2Favril", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkierdavis%2Favril'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 3b570237039dc8f04cc839799454fcd22ffda9e2
[INFO] checking kierdavis/avril against master#50e1dc1536264ab71c0850f346b12309477f29f7 for pr-85073
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkierdavis%2Favril" "/workspace/builds/worker-6/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/kierdavis/avril on toolchain 50e1dc1536264ab71c0850f346b12309477f29f7
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+50e1dc1536264ab71c0850f346b12309477f29f7" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/kierdavis/avril
[INFO] finished tweaking git repo https://github.com/kierdavis/avril
[INFO] tweaked toml for git repo https://github.com/kierdavis/avril written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate git repo https://github.com/kierdavis/avril already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+50e1dc1536264ab71c0850f346b12309477f29f7" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+50e1dc1536264ab71c0850f346b12309477f29f7" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 49e65f5c44fbc8fca131e3a0689f7d49b07869b46150d7ca54c809cabfd649ef
[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" "49e65f5c44fbc8fca131e3a0689f7d49b07869b46150d7ca54c809cabfd649ef", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "49e65f5c44fbc8fca131e3a0689f7d49b07869b46150d7ca54c809cabfd649ef", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "49e65f5c44fbc8fca131e3a0689f7d49b07869b46150d7ca54c809cabfd649ef", kill_on_drop: false }`
[INFO] [stdout] 49e65f5c44fbc8fca131e3a0689f7d49b07869b46150d7ca54c809cabfd649ef
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+50e1dc1536264ab71c0850f346b12309477f29f7" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 57f93ca204739c2911f58892335c4d4e7ea023a3f63f65a0ae908a9fe2bfe7c0
[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" "57f93ca204739c2911f58892335c4d4e7ea023a3f63f65a0ae908a9fe2bfe7c0", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling libc v0.2.93
[INFO] [stderr]    Compiling libm v0.2.1
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling nix v0.15.0
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]     Checking ppv-lite86 v0.2.10
[INFO] [stderr]     Checking memalloc v0.1.0
[INFO] [stderr]    Compiling alsa-sys v0.3.1
[INFO] [stderr]     Checking itertools v0.10.0
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling num-bigint v0.4.0
[INFO] [stderr]    Compiling num-rational v0.4.0
[INFO] [stderr]    Compiling num-iter v0.1.42
[INFO] [stderr]     Checking num-complex v0.4.0
[INFO] [stderr]     Checking getrandom v0.2.2
[INFO] [stderr]     Checking rand_core v0.6.2
[INFO] [stderr]     Checking rand_chacha v0.3.0
[INFO] [stderr]     Checking rand v0.8.3
[INFO] [stderr]     Checking num v0.4.0
[INFO] [stderr]     Checking midi v0.1.0
[INFO] [stderr]     Checking rand_distr v0.4.0
[INFO] [stderr]     Checking alsa v0.4.3
[INFO] [stderr]     Checking midir v0.7.0
[INFO] [stderr]     Checking avril v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: associated function is never used: `delay`
[INFO] [stdout]   --> src/stream.rs:27:10
[INFO] [stdout]    |
[INFO] [stdout] 27 |   pub fn delay(self, duration: Duration) -> Self {
[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: `drop`
[INFO] [stdout]   --> src/stream.rs:30:10
[INFO] [stdout]    |
[INFO] [stdout] 30 |   pub fn drop(self, duration: Duration) -> Self {
[INFO] [stdout]    |          ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `major`
[INFO] [stdout]    --> src/theory.rs:183:10
[INFO] [stdout]     |
[INFO] [stdout] 183 |   pub fn major(tonic: Note) -> Self {
[INFO] [stdout]     |          ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `offset_tonic`
[INFO] [stdout]    --> src/theory.rs:201:10
[INFO] [stdout]     |
[INFO] [stdout] 201 |   pub fn offset_tonic(self, scale_steps: i64) -> Self {
[INFO] [stdout]     |          ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `constant`
[INFO] [stdout]   --> src/var.rs:10:10
[INFO] [stdout]    |
[INFO] [stdout] 10 |   pub fn constant(value: T) -> Self {
[INFO] [stdout]    |          ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `delay`
[INFO] [stdout]   --> src/stream.rs:27:10
[INFO] [stdout]    |
[INFO] [stdout] 27 |   pub fn delay(self, duration: Duration) -> Self {
[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: `drop`
[INFO] [stdout]   --> src/stream.rs:30:10
[INFO] [stdout]    |
[INFO] [stdout] 30 |   pub fn drop(self, duration: Duration) -> Self {
[INFO] [stdout]    |          ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `major`
[INFO] [stdout]    --> src/theory.rs:138:10
[INFO] [stdout]     |
[INFO] [stdout] 138 |   pub fn major() -> Self {
[INFO] [stdout]     |          ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `minor`
[INFO] [stdout]    --> src/theory.rs:141:10
[INFO] [stdout]     |
[INFO] [stdout] 141 |   pub fn minor() -> Self {
[INFO] [stdout]     |          ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `major`
[INFO] [stdout]    --> src/theory.rs:183:10
[INFO] [stdout]     |
[INFO] [stdout] 183 |   pub fn major(tonic: Note) -> Self {
[INFO] [stdout]     |          ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `minor`
[INFO] [stdout]    --> src/theory.rs:189:10
[INFO] [stdout]     |
[INFO] [stdout] 189 |   pub fn minor(tonic: Note) -> Self {
[INFO] [stdout]     |          ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `offset_tonic`
[INFO] [stdout]    --> src/theory.rs:201:10
[INFO] [stdout]     |
[INFO] [stdout] 201 |   pub fn offset_tonic(self, scale_steps: i64) -> Self {
[INFO] [stdout]     |          ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `constant`
[INFO] [stdout]   --> src/var.rs:10:10
[INFO] [stdout]    |
[INFO] [stdout] 10 |   pub fn constant(value: T) -> Self {
[INFO] [stdout]    |          ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 8 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 17.45s
[INFO] running `Command { std: "docker" "inspect" "57f93ca204739c2911f58892335c4d4e7ea023a3f63f65a0ae908a9fe2bfe7c0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "57f93ca204739c2911f58892335c4d4e7ea023a3f63f65a0ae908a9fe2bfe7c0", kill_on_drop: false }`
[INFO] [stdout] 57f93ca204739c2911f58892335c4d4e7ea023a3f63f65a0ae908a9fe2bfe7c0