[INFO] updating cached repository TheWhiteWolf1337/fetch
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/TheWhiteWolf1337/fetch
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/TheWhiteWolf1337/fetch" "work/ex/pr-60944/sources/master#589beb979c0f1a9736e02e578913db88398c3ba5/gh/TheWhiteWolf1337/fetch"`
[INFO] [stderr] Cloning into 'work/ex/pr-60944/sources/master#589beb979c0f1a9736e02e578913db88398c3ba5/gh/TheWhiteWolf1337/fetch'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/TheWhiteWolf1337/fetch" "work/ex/pr-60944/sources/try#42445ded8fd34235a676755cb5d079658ed51f6a/gh/TheWhiteWolf1337/fetch"`
[INFO] [stderr] Cloning into 'work/ex/pr-60944/sources/try#42445ded8fd34235a676755cb5d079658ed51f6a/gh/TheWhiteWolf1337/fetch'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 8a0042a5a161f67ac8960807d74e7a55fd998065
[INFO] sha for GitHub repo TheWhiteWolf1337/fetch: 8a0042a5a161f67ac8960807d74e7a55fd998065
[INFO] validating manifest of TheWhiteWolf1337/fetch on toolchain master#589beb979c0f1a9736e02e578913db88398c3ba5
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+589beb979c0f1a9736e02e578913db88398c3ba5-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of TheWhiteWolf1337/fetch on toolchain try#42445ded8fd34235a676755cb5d079658ed51f6a
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+42445ded8fd34235a676755cb5d079658ed51f6a-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing TheWhiteWolf1337/fetch
[INFO] finished frobbing TheWhiteWolf1337/fetch
[INFO] frobbed toml for TheWhiteWolf1337/fetch written to work/ex/pr-60944/sources/master#589beb979c0f1a9736e02e578913db88398c3ba5/gh/TheWhiteWolf1337/fetch/Cargo.toml
[INFO] started frobbing TheWhiteWolf1337/fetch
[INFO] finished frobbing TheWhiteWolf1337/fetch
[INFO] frobbed toml for TheWhiteWolf1337/fetch written to work/ex/pr-60944/sources/try#42445ded8fd34235a676755cb5d079658ed51f6a/gh/TheWhiteWolf1337/fetch/Cargo.toml
[INFO] crate TheWhiteWolf1337/fetch already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+589beb979c0f1a9736e02e578913db88398c3ba5-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+42445ded8fd34235a676755cb5d079658ed51f6a-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache lock
[INFO] checking TheWhiteWolf1337/fetch against master#589beb979c0f1a9736e02e578913db88398c3ba5 for pr-60944
[INFO] running `"docker" "create" "-v" "/mnt/crater-raid/crater/work/local/target-dirs/pr-60944/worker-2/master#589beb979c0f1a9736e02e578913db88398c3ba5:/opt/crater/target:rw,Z" "-v" "/mnt/crater-raid/crater/work/ex/pr-60944/sources/master#589beb979c0f1a9736e02e578913db88398c3ba5/gh/TheWhiteWolf1337/fetch:/opt/crater/workdir:ro,Z" "-v" "/mnt/crater-raid/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/crater-raid/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+589beb979c0f1a9736e02e578913db88398c3ba5-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 1491c588d1ba2cd15440cd587a7d077bdcc895ed792ad90384d36af933377608
[INFO] running `"docker" "start" "-a" "1491c588d1ba2cd15440cd587a7d077bdcc895ed792ad90384d36af933377608"`
[INFO] [stderr] warning: unused manifest key: build
[INFO] [stderr]    Compiling byteorder v1.3.0
[INFO] [stderr]    Compiling sysinfo v0.8.0
[INFO] [stderr]     Checking shells v0.2.0
[INFO] [stderr]    Compiling sys-info v0.5.6
[INFO] [stderr]     Checking os-release v0.1.0
[INFO] [stderr]    Compiling cupid v0.6.1
[INFO] [stderr]     Checking memchr v1.0.2
[INFO] [stderr]     Checking errno v0.2.4
[INFO] [stderr]     Checking subprocess v0.1.18
[INFO] [stderr]     Checking uptime_lib v0.1.0
[INFO] [stderr]     Checking proclist v0.9.2
[INFO] [stderr]     Checking nom v3.2.1
[INFO] [stderr]     Checking libflate v0.1.19
[INFO] [stderr]     Checking hashbrown v0.1.8
[INFO] [stderr]     Checking systemstat v0.1.3 (https://github.com/myfreeweb/systemstat#9a567e89)
[INFO] [stderr]     Checking procfs v0.4.2
[INFO] [stderr]     Checking fetch v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused variable: `v`
[INFO] [stderr]    --> src/lib.rs:458:9
[INFO] [stderr]     |
[INFO] [stderr] 458 |     let v: Vec<String> = Vec::with_capacity(2);
[INFO] [stderr]     |         ^ help: consider prefixing with an underscore: `_v`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `v`
[INFO] [stderr]    --> src/lib.rs:472:9
[INFO] [stderr]     |
[INFO] [stderr] 472 |     let v: Vec<&str> = Vec::with_capacity(8);
[INFO] [stderr]     |         ^ help: consider prefixing with an underscore: `_v`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `v`
[INFO] [stderr]    --> src/lib.rs:458:9
[INFO] [stderr]     |
[INFO] [stderr] 458 |     let v: Vec<String> = Vec::with_capacity(2);
[INFO] [stderr]     |         ^ help: consider prefixing with an underscore: `_v`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `v`
[INFO] [stderr]    --> src/lib.rs:472:9
[INFO] [stderr]     |
[INFO] [stderr] 472 |     let v: Vec<&str> = Vec::with_capacity(8);
[INFO] [stderr]     |         ^ help: consider prefixing with an underscore: `_v`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `gpus`
[INFO] [stderr]   --> src/main.rs:13:9
[INFO] [stderr]    |
[INFO] [stderr] 13 |     let gpus: Vec<String> = Vec::with_capacity(2);
[INFO] [stderr]    |         ^^^^ help: consider prefixing with an underscore: `_gpus`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `v`
[INFO] [stderr]    --> src/lib.rs:458:9
[INFO] [stderr]     |
[INFO] [stderr] 458 |     let v: Vec<String> = Vec::with_capacity(2);
[INFO] [stderr]     |         ^ help: consider prefixing with an underscore: `_v`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `v`
[INFO] [stderr]    --> src/lib.rs:472:9
[INFO] [stderr]     |
[INFO] [stderr] 472 |     let v: Vec<&str> = Vec::with_capacity(8);
[INFO] [stderr]     |         ^ help: consider prefixing with an underscore: `_v`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `v`
[INFO] [stderr]   --> src/resolution.rs:59:9
[INFO] [stderr]    |
[INFO] [stderr] 59 |     let v: Vec<&str> = Vec::with_capacity(7);
[INFO] [stderr]    |         ^ help: consider prefixing with an underscore: `_v`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `refresh`
[INFO] [stderr]   --> src/resolution.rs:70:17
[INFO] [stderr]    |
[INFO] [stderr] 70 | pub fn xwininfo(refresh: bool) -> String {
[INFO] [stderr]    |                 ^^^^^^^ help: consider prefixing with an underscore: `_refresh`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `refresh`
[INFO] [stderr]   --> src/resolution.rs:76:17
[INFO] [stderr]    |
[INFO] [stderr] 76 | pub fn xdpyinfo(refresh: bool) -> String {
[INFO] [stderr]    |                 ^^^^^^^ help: consider prefixing with an underscore: `_refresh`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `gpus`
[INFO] [stderr]   --> src/main.rs:13:9
[INFO] [stderr]    |
[INFO] [stderr] 13 |     let gpus: Vec<String> = Vec::with_capacity(2);
[INFO] [stderr]    |         ^^^^ help: consider prefixing with an underscore: `_gpus`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `v`
[INFO] [stderr]    --> src/lib.rs:458:9
[INFO] [stderr]     |
[INFO] [stderr] 458 |     let v: Vec<String> = Vec::with_capacity(2);
[INFO] [stderr]     |         ^ help: consider prefixing with an underscore: `_v`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `v`
[INFO] [stderr]    --> src/lib.rs:472:9
[INFO] [stderr]     |
[INFO] [stderr] 472 |     let v: Vec<&str> = Vec::with_capacity(8);
[INFO] [stderr]     |         ^ help: consider prefixing with an underscore: `_v`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `v`
[INFO] [stderr]   --> src/resolution.rs:59:9
[INFO] [stderr]    |
[INFO] [stderr] 59 |     let v: Vec<&str> = Vec::with_capacity(7);
[INFO] [stderr]    |         ^ help: consider prefixing with an underscore: `_v`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `refresh`
[INFO] [stderr]   --> src/resolution.rs:70:17
[INFO] [stderr]    |
[INFO] [stderr] 70 | pub fn xwininfo(refresh: bool) -> String {
[INFO] [stderr]    |                 ^^^^^^^ help: consider prefixing with an underscore: `_refresh`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `refresh`
[INFO] [stderr]   --> src/resolution.rs:76:17
[INFO] [stderr]    |
[INFO] [stderr] 76 | pub fn xdpyinfo(refresh: bool) -> String {
[INFO] [stderr]    |                 ^^^^^^^ help: consider prefixing with an underscore: `_refresh`
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Unknown`
[INFO] [stderr]    --> src/lib.rs:562:5
[INFO] [stderr]     |
[INFO] [stderr] 562 |     Unknown,
[INFO] [stderr]     |     ^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Unknown`
[INFO] [stderr]    --> src/lib.rs:562:5
[INFO] [stderr]     |
[INFO] [stderr] 562 |     Unknown,
[INFO] [stderr]     |     ^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 14.08s
[INFO] running `"docker" "inspect" "1491c588d1ba2cd15440cd587a7d077bdcc895ed792ad90384d36af933377608"`
[INFO] running `"docker" "rm" "-f" "1491c588d1ba2cd15440cd587a7d077bdcc895ed792ad90384d36af933377608"`
[INFO] [stdout] 1491c588d1ba2cd15440cd587a7d077bdcc895ed792ad90384d36af933377608