[INFO] cloning repository https://github.com/InfraOrder/lemony
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/InfraOrder/lemony" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FInfraOrder%2Flemony", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FInfraOrder%2Flemony'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] f965c60c58e39c42826a8f009bee10cd7cb6c801
[INFO] checking InfraOrder/lemony against try#8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8 for pr-82565
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FInfraOrder%2Flemony" "/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/InfraOrder/lemony on toolchain 8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/InfraOrder/lemony
[INFO] finished tweaking git repo https://github.com/InfraOrder/lemony
[INFO] tweaked toml for git repo https://github.com/InfraOrder/lemony written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate git repo https://github.com/InfraOrder/lemony already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded dirs v1.0.4
[INFO] [stderr]   Downloaded redox_users v0.2.0
[INFO] [stderr]   Downloaded rand v0.4.5
[INFO] [stderr]   Downloaded sysinfo v0.8.0
[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" "rustops/crates-build-env@sha256:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4e0a50a946fdcd849706a62197c9b86cad48bdc44af4eb1f7d2f0649ae4ca433
[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" "4e0a50a946fdcd849706a62197c9b86cad48bdc44af4eb1f7d2f0649ae4ca433", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4e0a50a946fdcd849706a62197c9b86cad48bdc44af4eb1f7d2f0649ae4ca433", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4e0a50a946fdcd849706a62197c9b86cad48bdc44af4eb1f7d2f0649ae4ca433", kill_on_drop: false }`
[INFO] [stdout] 4e0a50a946fdcd849706a62197c9b86cad48bdc44af4eb1f7d2f0649ae4ca433
[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=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" "rustops/crates-build-env@sha256:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1eeb2f8adc44cafba3277342a5d20f940aab51a0d07f4e3d2a8a60f3f42713b0
[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" "1eeb2f8adc44cafba3277342a5d20f940aab51a0d07f4e3d2a8a60f3f42713b0", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.47
[INFO] [stderr]     Checking nodrop v0.1.13
[INFO] [stderr]     Checking lazy_static v1.2.0
[INFO] [stderr]    Compiling rayon v1.0.3
[INFO] [stderr]    Compiling sysinfo v0.8.0
[INFO] [stderr]     Checking bufstream v0.1.4
[INFO] [stderr]     Checking rustc-serialize v0.3.24
[INFO] [stderr]     Checking crossbeam-utils v0.2.2
[INFO] [stderr]     Checking arrayvec v0.4.10
[INFO] [stderr]     Checking crossbeam-epoch v0.3.1
[INFO] [stderr]     Checking crossbeam-deque v0.2.0
[INFO] [stderr]     Checking num_cpus v1.9.0
[INFO] [stderr]     Checking time v0.1.42
[INFO] [stderr]     Checking dirs v1.0.4
[INFO] [stderr]     Checking rayon-core v1.4.1
[INFO] [stderr]     Checking chrono v0.4.6
[INFO] [stderr]     Checking mpd v0.0.12
[INFO] [stderr]     Checking lemony v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: value assigned to `len` is never read
[INFO] [stdout]   --> src/util.rs:44:13
[INFO] [stdout]    |
[INFO] [stdout] 44 |         let mut len = 13;
[INFO] [stdout]    |             ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_assignments)]` on by default
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `functions` is never read
[INFO] [stdout]   --> src/util.rs:48:13
[INFO] [stdout]    |
[INFO] [stdout] 48 |         let mut functions = vec![Function::Stretch, Function::Summarize];
[INFO] [stdout]    |             ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/functions.rs:160:9
[INFO] [stdout]     |
[INFO] [stdout] 160 |     let mut hour_string: String;
[INFO] [stdout]     |         ----^^^^^^^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/functions.rs:161:9
[INFO] [stdout]     |
[INFO] [stdout] 161 |     let mut minute_string: String;
[INFO] [stdout]     |         ----^^^^^^^^^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/functions.rs:162:9
[INFO] [stdout]     |
[INFO] [stdout] 162 |     let mut second_string: String;
[INFO] [stdout]     |         ----^^^^^^^^^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/functions.rs:196:9
[INFO] [stdout]     |
[INFO] [stdout] 196 |     let mut chars;
[INFO] [stdout]     |         ----^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `BspwmWorkspace`
[INFO] [stdout]    --> src/util.rs:419:5
[INFO] [stdout]     |
[INFO] [stdout] 419 |     BspwmWorkspace,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `get_workspace_openbox`
[INFO] [stdout]   --> src/functions.rs:49:8
[INFO] [stdout]    |
[INFO] [stdout] 49 | pub fn get_workspace_openbox() -> (Vec<char>, char) {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `get_song_mpc`
[INFO] [stdout]   --> src/functions.rs:85:8
[INFO] [stdout]    |
[INFO] [stdout] 85 | pub fn get_song_mpc() -> (Vec<char>, char) {
[INFO] [stdout]    |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `first_run`
[INFO] [stdout]   --> src/bar.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 11 |     first_run: bool,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `animate`
[INFO] [stdout]   --> src/bar.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 12 |     animate: bool,
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the feature `uniform_paths` has been stable since 1.32.0 and no longer requires an attribute to enable
[INFO] [stdout]  --> src/main.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(uniform_paths)]
[INFO] [stdout]   |            ^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(stable_features)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `len` is never read
[INFO] [stdout]   --> src/util.rs:44:13
[INFO] [stdout]    |
[INFO] [stdout] 44 |         let mut len = 13;
[INFO] [stdout]    |             ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_assignments)]` on by default
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `functions` is never read
[INFO] [stdout]   --> src/util.rs:48:13
[INFO] [stdout]    |
[INFO] [stdout] 48 |         let mut functions = vec![Function::Stretch, Function::Summarize];
[INFO] [stdout]    |             ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 12 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/functions.rs:160:9
[INFO] [stdout]     |
[INFO] [stdout] 160 |     let mut hour_string: String;
[INFO] [stdout]     |         ----^^^^^^^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/functions.rs:161:9
[INFO] [stdout]     |
[INFO] [stdout] 161 |     let mut minute_string: String;
[INFO] [stdout]     |         ----^^^^^^^^^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/functions.rs:162:9
[INFO] [stdout]     |
[INFO] [stdout] 162 |     let mut second_string: String;
[INFO] [stdout]     |         ----^^^^^^^^^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/functions.rs:196:9
[INFO] [stdout]     |
[INFO] [stdout] 196 |     let mut chars;
[INFO] [stdout]     |         ----^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `BspwmWorkspace`
[INFO] [stdout]    --> src/util.rs:419:5
[INFO] [stdout]     |
[INFO] [stdout] 419 |     BspwmWorkspace,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `get_workspace_openbox`
[INFO] [stdout]   --> src/functions.rs:49:8
[INFO] [stdout]    |
[INFO] [stdout] 49 | pub fn get_workspace_openbox() -> (Vec<char>, char) {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `get_song_mpc`
[INFO] [stdout]   --> src/functions.rs:85:8
[INFO] [stdout]    |
[INFO] [stdout] 85 | pub fn get_song_mpc() -> (Vec<char>, char) {
[INFO] [stdout]    |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `first_run`
[INFO] [stdout]   --> src/bar.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 11 |     first_run: bool,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `animate`
[INFO] [stdout]   --> src/bar.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 12 |     animate: bool,
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the feature `uniform_paths` has been stable since 1.32.0 and no longer requires an attribute to enable
[INFO] [stdout]  --> src/main.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(uniform_paths)]
[INFO] [stdout]   |            ^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(stable_features)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 12 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 10.91s
[INFO] running `Command { std: "docker" "inspect" "1eeb2f8adc44cafba3277342a5d20f940aab51a0d07f4e3d2a8a60f3f42713b0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1eeb2f8adc44cafba3277342a5d20f940aab51a0d07f4e3d2a8a60f3f42713b0", kill_on_drop: false }`
[INFO] [stdout] 1eeb2f8adc44cafba3277342a5d20f940aab51a0d07f4e3d2a8a60f3f42713b0