[INFO] updating cached repository brownjohnf/rust-bin-template
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/brownjohnf/rust-bin-template
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/brownjohnf/rust-bin-template" "work/ex/pr-62181/sources/master#6ea4036cd20a4b1ab1d56e555108c21735ff6946/gh/brownjohnf/rust-bin-template"`
[INFO] [stderr] Cloning into 'work/ex/pr-62181/sources/master#6ea4036cd20a4b1ab1d56e555108c21735ff6946/gh/brownjohnf/rust-bin-template'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/brownjohnf/rust-bin-template" "work/ex/pr-62181/sources/try#003a7b6b5753e8509fdfe7949d4f0873ba71e4fc/gh/brownjohnf/rust-bin-template"`
[INFO] [stderr] Cloning into 'work/ex/pr-62181/sources/try#003a7b6b5753e8509fdfe7949d4f0873ba71e4fc/gh/brownjohnf/rust-bin-template'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] bdc9be757f566524b1f2defc07392527be623dc4
[INFO] sha for GitHub repo brownjohnf/rust-bin-template: bdc9be757f566524b1f2defc07392527be623dc4
[INFO] validating manifest of brownjohnf/rust-bin-template on toolchain master#6ea4036cd20a4b1ab1d56e555108c21735ff6946
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+6ea4036cd20a4b1ab1d56e555108c21735ff6946-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of brownjohnf/rust-bin-template on toolchain try#003a7b6b5753e8509fdfe7949d4f0873ba71e4fc
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+003a7b6b5753e8509fdfe7949d4f0873ba71e4fc-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing brownjohnf/rust-bin-template
[INFO] finished frobbing brownjohnf/rust-bin-template
[INFO] frobbed toml for brownjohnf/rust-bin-template written to work/ex/pr-62181/sources/master#6ea4036cd20a4b1ab1d56e555108c21735ff6946/gh/brownjohnf/rust-bin-template/Cargo.toml
[INFO] started frobbing brownjohnf/rust-bin-template
[INFO] finished frobbing brownjohnf/rust-bin-template
[INFO] frobbed toml for brownjohnf/rust-bin-template written to work/ex/pr-62181/sources/try#003a7b6b5753e8509fdfe7949d4f0873ba71e4fc/gh/brownjohnf/rust-bin-template/Cargo.toml
[INFO] crate brownjohnf/rust-bin-template already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+6ea4036cd20a4b1ab1d56e555108c21735ff6946-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+003a7b6b5753e8509fdfe7949d4f0873ba71e4fc-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] checking brownjohnf/rust-bin-template against try#003a7b6b5753e8509fdfe7949d4f0873ba71e4fc for pr-62181
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-62181/worker-7/try#003a7b6b5753e8509fdfe7949d4f0873ba71e4fc:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-62181/sources/try#003a7b6b5753e8509fdfe7949d4f0873ba71e4fc/gh/brownjohnf/rust-bin-template:/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" "+003a7b6b5753e8509fdfe7949d4f0873ba71e4fc-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] ff234413ee0b81924a218537711e68751a10e0d7d4e612ec3dff8f99a4ec0e83
[INFO] running `"docker" "start" "-a" "ff234413ee0b81924a218537711e68751a10e0d7d4e612ec3dff8f99a4ec0e83"`
[INFO] [stderr]     Checking structopt v0.2.17
[INFO] [stderr]     Checking changeme v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused variable: `args`
[INFO] [stderr]   --> src/bin/changeme.rs:49:8
[INFO] [stderr]    |
[INFO] [stderr] 49 | fn run(args: Cli) -> Result<(), Error> {
[INFO] [stderr]    |        ^^^^ help: consider prefixing with an underscore: `_args`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `option1`
[INFO] [stderr]   --> src/bin/changeme.rs:27:5
[INFO] [stderr]    |
[INFO] [stderr] 27 |     option1: Option<String>,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `option2`
[INFO] [stderr]   --> src/bin/changeme.rs:31:5
[INFO] [stderr]    |
[INFO] [stderr] 31 |     option2: Vec<String>,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `args`
[INFO] [stderr]   --> src/bin/changeme.rs:49:8
[INFO] [stderr]    |
[INFO] [stderr] 49 | fn run(args: Cli) -> Result<(), Error> {
[INFO] [stderr]    |        ^^^^ help: consider prefixing with an underscore: `_args`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `option1`
[INFO] [stderr]   --> src/bin/changeme.rs:27:5
[INFO] [stderr]    |
[INFO] [stderr] 27 |     option1: Option<String>,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `option2`
[INFO] [stderr]   --> src/bin/changeme.rs:31:5
[INFO] [stderr]    |
[INFO] [stderr] 31 |     option2: Vec<String>,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.87s
[INFO] running `"docker" "inspect" "ff234413ee0b81924a218537711e68751a10e0d7d4e612ec3dff8f99a4ec0e83"`
[INFO] running `"docker" "rm" "-f" "ff234413ee0b81924a218537711e68751a10e0d7d4e612ec3dff8f99a4ec0e83"`
[INFO] [stdout] ff234413ee0b81924a218537711e68751a10e0d7d4e612ec3dff8f99a4ec0e83