[INFO] updating cached repository NPN/coerceo
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/NPN/coerceo
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/NPN/coerceo" "work/ex/pr-62849/sources/master#435236b8877cdb98c82eaebfb7887782277265c5/gh/NPN/coerceo"`
[INFO] [stderr] Cloning into 'work/ex/pr-62849/sources/master#435236b8877cdb98c82eaebfb7887782277265c5/gh/NPN/coerceo'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/NPN/coerceo" "work/ex/pr-62849/sources/try#b5c7f157c20453dde8d47371abe73b32351b4e7f/gh/NPN/coerceo"`
[INFO] [stderr] Cloning into 'work/ex/pr-62849/sources/try#b5c7f157c20453dde8d47371abe73b32351b4e7f/gh/NPN/coerceo'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 30066b271be23fc2446431a5a305c585af38a706
[INFO] sha for GitHub repo NPN/coerceo: 30066b271be23fc2446431a5a305c585af38a706
[INFO] validating manifest of NPN/coerceo on toolchain master#435236b8877cdb98c82eaebfb7887782277265c5
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+435236b8877cdb98c82eaebfb7887782277265c5-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of NPN/coerceo on toolchain try#b5c7f157c20453dde8d47371abe73b32351b4e7f
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+b5c7f157c20453dde8d47371abe73b32351b4e7f-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing NPN/coerceo
[INFO] finished frobbing NPN/coerceo
[INFO] frobbed toml for NPN/coerceo written to work/ex/pr-62849/sources/master#435236b8877cdb98c82eaebfb7887782277265c5/gh/NPN/coerceo/Cargo.toml
[INFO] started frobbing NPN/coerceo
[INFO] finished frobbing NPN/coerceo
[INFO] frobbed toml for NPN/coerceo written to work/ex/pr-62849/sources/try#b5c7f157c20453dde8d47371abe73b32351b4e7f/gh/NPN/coerceo/Cargo.toml
[INFO] crate NPN/coerceo already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+435236b8877cdb98c82eaebfb7887782277265c5-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+b5c7f157c20453dde8d47371abe73b32351b4e7f-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking NPN/coerceo against try#b5c7f157c20453dde8d47371abe73b32351b4e7f for pr-62849
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-62849/worker-5/try#b5c7f157c20453dde8d47371abe73b32351b4e7f:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-62849/sources/try#b5c7f157c20453dde8d47371abe73b32351b4e7f/gh/NPN/coerceo:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/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" "+b5c7f157c20453dde8d47371abe73b32351b4e7f-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] affbab267378dcf6bfb7abb7d500fb2c51d84f4826182e3c2eb45bb307e4f2a0
[INFO] running `"docker" "start" "-a" "affbab267378dcf6bfb7abb7d500fb2c51d84f4826182e3c2eb45bb307e4f2a0"`
[INFO] [stderr]    Compiling imgui-sys v0.0.23
[INFO] [stderr]     Checking memchr v2.2.0
[INFO] [stderr]    Compiling glutin v0.19.0
[INFO] [stderr]    Compiling glium v0.23.0
[INFO] [stderr]     Checking tinytemplate v1.0.2
[INFO] [stderr]     Checking winit v0.18.1
[INFO] [stderr]     Checking csv-core v0.1.5
[INFO] [stderr]     Checking csv v1.0.7
[INFO] [stderr]     Checking criterion v0.2.11
[INFO] [stderr]     Checking imgui v0.0.23
[INFO] [stderr]     Checking imgui-glium-renderer v0.0.23
[INFO] [stderr]     Checking coerceo v1.0.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused return value of `core::num::<impl u8>::wrapping_add` that must be used
[INFO] [stderr]   --> src/model/ttable.rs:38:9
[INFO] [stderr]    |
[INFO] [stderr] 38 |         self.age.wrapping_add(1);
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr]    = note: this returns the result of the operation, without modifying the original
[INFO] [stderr] 
[INFO] [stderr] warning: unused return value of `core::num::<impl u8>::wrapping_add` that must be used
[INFO] [stderr]   --> src/model/ttable.rs:38:9
[INFO] [stderr]    |
[INFO] [stderr] 38 |         self.age.wrapping_add(1);
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr]    = note: this returns the result of the operation, without modifying the original
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 02s
[INFO] running `"docker" "inspect" "affbab267378dcf6bfb7abb7d500fb2c51d84f4826182e3c2eb45bb307e4f2a0"`
[INFO] running `"docker" "rm" "-f" "affbab267378dcf6bfb7abb7d500fb2c51d84f4826182e3c2eb45bb307e4f2a0"`
[INFO] [stdout] affbab267378dcf6bfb7abb7d500fb2c51d84f4826182e3c2eb45bb307e4f2a0