[INFO] updating cached repository liushooter/rustbridge
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/liushooter/rustbridge
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/liushooter/rustbridge" "work/ex/pr-62849/sources/master#435236b8877cdb98c82eaebfb7887782277265c5/gh/liushooter/rustbridge"`
[INFO] [stderr] Cloning into 'work/ex/pr-62849/sources/master#435236b8877cdb98c82eaebfb7887782277265c5/gh/liushooter/rustbridge'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/liushooter/rustbridge" "work/ex/pr-62849/sources/try#b5c7f157c20453dde8d47371abe73b32351b4e7f/gh/liushooter/rustbridge"`
[INFO] [stderr] Cloning into 'work/ex/pr-62849/sources/try#b5c7f157c20453dde8d47371abe73b32351b4e7f/gh/liushooter/rustbridge'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 5456a17ac5aa140b2f7ea1ec2d3d9c71d950be84
[INFO] sha for GitHub repo liushooter/rustbridge: 5456a17ac5aa140b2f7ea1ec2d3d9c71d950be84
[INFO] validating manifest of liushooter/rustbridge 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 liushooter/rustbridge 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 liushooter/rustbridge
[INFO] finished frobbing liushooter/rustbridge
[INFO] frobbed toml for liushooter/rustbridge written to work/ex/pr-62849/sources/master#435236b8877cdb98c82eaebfb7887782277265c5/gh/liushooter/rustbridge/Cargo.toml
[INFO] started frobbing liushooter/rustbridge
[INFO] finished frobbing liushooter/rustbridge
[INFO] frobbed toml for liushooter/rustbridge written to work/ex/pr-62849/sources/try#b5c7f157c20453dde8d47371abe73b32351b4e7f/gh/liushooter/rustbridge/Cargo.toml
[INFO] crate liushooter/rustbridge 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 liushooter/rustbridge against try#b5c7f157c20453dde8d47371abe73b32351b4e7f for pr-62849
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-62849/worker-2/try#b5c7f157c20453dde8d47371abe73b32351b4e7f:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-62849/sources/try#b5c7f157c20453dde8d47371abe73b32351b4e7f/gh/liushooter/rustbridge:/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] 83bdbc74799a2b504b00bcc6b50d855468b2946e111b19d3f2bf53e077816156
[INFO] running `"docker" "start" "-a" "83bdbc74799a2b504b00bcc6b50d855468b2946e111b19d3f2bf53e077816156"`
[INFO] [stderr]     Checking rustbridge v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused import: `std::num::ParseIntError`
[INFO] [stderr]  --> src/main.rs:1:5
[INFO] [stderr]   |
[INFO] [stderr] 1 | use std::num::ParseIntError;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]   --> src/main.rs:35:10
[INFO] [stderr]    |
[INFO] [stderr] 35 |         0...150 => println!("You're too small to go on the rollercoaster."),
[INFO] [stderr]    |          ^^^ help: use `..=` for an inclusive range
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(ellipsis_inclusive_range_patterns)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]   --> src/main.rs:36:12
[INFO] [stderr]    |
[INFO] [stderr] 36 |         150...200 => println!("You may go on the rollercoaster!"),
[INFO] [stderr]    |            ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `SinglePlayer`
[INFO] [stderr]  --> src/main.rs:5:5
[INFO] [stderr]   |
[INFO] [stderr] 5 |     SinglePlayer,
[INFO] [stderr]   |     ^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: enum is never used: `Option`
[INFO] [stderr]   --> src/main.rs:16:1
[INFO] [stderr]    |
[INFO] [stderr] 16 | enum Option<T> {
[INFO] [stderr]    | ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `err`
[INFO] [stderr]    --> src/main.rs:125:1
[INFO] [stderr]     |
[INFO] [stderr] 125 | fn err() {
[INFO] [stderr]     | ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::num::ParseIntError`
[INFO] [stderr]  --> src/main.rs:1:5
[INFO] [stderr]   |
[INFO] [stderr] 1 | use std::num::ParseIntError;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]   --> src/main.rs:35:10
[INFO] [stderr]    |
[INFO] [stderr] 35 |         0...150 => println!("You're too small to go on the rollercoaster."),
[INFO] [stderr]    |          ^^^ help: use `..=` for an inclusive range
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(ellipsis_inclusive_range_patterns)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]   --> src/main.rs:36:12
[INFO] [stderr]    |
[INFO] [stderr] 36 |         150...200 => println!("You may go on the rollercoaster!"),
[INFO] [stderr]    |            ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `SinglePlayer`
[INFO] [stderr]  --> src/main.rs:5:5
[INFO] [stderr]   |
[INFO] [stderr] 5 |     SinglePlayer,
[INFO] [stderr]   |     ^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Red`
[INFO] [stderr]   --> src/main.rs:11:5
[INFO] [stderr]    |
[INFO] [stderr] 11 |     Red,
[INFO] [stderr]    |     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Yellow`
[INFO] [stderr]   --> src/main.rs:12:5
[INFO] [stderr]    |
[INFO] [stderr] 12 |     Yellow,
[INFO] [stderr]    |     ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: enum is never used: `Option`
[INFO] [stderr]   --> src/main.rs:16:1
[INFO] [stderr]    |
[INFO] [stderr] 16 | enum Option<T> {
[INFO] [stderr]    | ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `err`
[INFO] [stderr]    --> src/main.rs:125:1
[INFO] [stderr]     |
[INFO] [stderr] 125 | fn err() {
[INFO] [stderr]     | ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.87s
[INFO] running `"docker" "inspect" "83bdbc74799a2b504b00bcc6b50d855468b2946e111b19d3f2bf53e077816156"`
[INFO] running `"docker" "rm" "-f" "83bdbc74799a2b504b00bcc6b50d855468b2946e111b19d3f2bf53e077816156"`
[INFO] [stdout] 83bdbc74799a2b504b00bcc6b50d855468b2946e111b19d3f2bf53e077816156