[INFO] cloning repository sebglazebrook/rust-shell
[INFO] running `"git" "clone" "--bare" "git://github.com/sebglazebrook/rust-shell.git" "work/cache/sources/gh/sebglazebrook/rust-shell"`
[INFO] [stderr] Cloning into bare repository 'work/cache/sources/gh/sebglazebrook/rust-shell'...
[INFO] running `"git" "clone" "work/cache/sources/gh/sebglazebrook/rust-shell" "work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/gh/sebglazebrook/rust-shell"`
[INFO] [stderr] Cloning into 'work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/gh/sebglazebrook/rust-shell'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/sebglazebrook/rust-shell" "work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/gh/sebglazebrook/rust-shell"`
[INFO] [stderr] Cloning into 'work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/gh/sebglazebrook/rust-shell'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] ed6285943a472e1569bd3c198b0dd64e84e1ecf6
[INFO] sha for GitHub repo sebglazebrook/rust-shell: ed6285943a472e1569bd3c198b0dd64e84e1ecf6
[INFO] validating manifest of sebglazebrook/rust-shell on toolchain master#c8865d8e195813ade6b84434ac9f8850e7112d1a
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c8865d8e195813ade6b84434ac9f8850e7112d1a-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of sebglazebrook/rust-shell on toolchain try#e212b7d492c96d3837691ba29d32d5f468933fb8
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+e212b7d492c96d3837691ba29d32d5f468933fb8-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing sebglazebrook/rust-shell
[INFO] finished frobbing sebglazebrook/rust-shell
[INFO] frobbed toml for sebglazebrook/rust-shell written to work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/gh/sebglazebrook/rust-shell/Cargo.toml
[INFO] started frobbing sebglazebrook/rust-shell
[INFO] finished frobbing sebglazebrook/rust-shell
[INFO] frobbed toml for sebglazebrook/rust-shell written to work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/gh/sebglazebrook/rust-shell/Cargo.toml
[INFO] crate sebglazebrook/rust-shell already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c8865d8e195813ade6b84434ac9f8850e7112d1a-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+e212b7d492c96d3837691ba29d32d5f468933fb8-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] building sebglazebrook/rust-shell against master#c8865d8e195813ade6b84434ac9f8850e7112d1a for pr-61629
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-61629/worker-6/master#c8865d8e195813ade6b84434ac9f8850e7112d1a:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/gh/sebglazebrook/rust-shell:/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" "+c8865d8e195813ade6b84434ac9f8850e7112d1a-alt" "build" "--frozen"`
[INFO] [stdout] 5f1116d4a5c84e591217886316ec7ad6400e66139ca3dd9fab2fba069b6719b4
[INFO] running `"docker" "start" "-a" "5f1116d4a5c84e591217886316ec7ad6400e66139ca3dd9fab2fba069b6719b4"`
[INFO] [stderr]    Compiling rust-shell v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused variable: `command_string`
[INFO] [stderr]  --> src/lib.rs:9:25
[INFO] [stderr]   |
[INFO] [stderr] 9 |     pub fn parse(&self, command_string: &str) -> CommandProxy {
[INFO] [stderr]   |                         ^^^^^^^^^^^^^^ help: consider prefixing with an underscore: `_command_string`
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `Parser`
[INFO] [stderr]  --> src/lib.rs:1:1
[INFO] [stderr]   |
[INFO] [stderr] 1 | struct Parser;
[INFO] [stderr]   | ^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `new`
[INFO] [stderr]  --> src/lib.rs:5:5
[INFO] [stderr]   |
[INFO] [stderr] 5 |     pub fn new() -> Self {
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `parse`
[INFO] [stderr]  --> src/lib.rs:9:5
[INFO] [stderr]   |
[INFO] [stderr] 9 |     pub fn parse(&self, command_string: &str) -> CommandProxy {
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `CommandProxy`
[INFO] [stderr]   --> src/lib.rs:16:1
[INFO] [stderr]    |
[INFO] [stderr] 16 | struct CommandProxy<'a> {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `new`
[INFO] [stderr]   --> src/lib.rs:23:5
[INFO] [stderr]    |
[INFO] [stderr] 23 |     pub fn new() -> Self {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `name`
[INFO] [stderr]   --> src/lib.rs:27:5
[INFO] [stderr]    |
[INFO] [stderr] 27 |     pub fn name(&mut self, name: &'a str) {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.65s
[INFO] running `"docker" "inspect" "5f1116d4a5c84e591217886316ec7ad6400e66139ca3dd9fab2fba069b6719b4"`
[INFO] running `"docker" "rm" "-f" "5f1116d4a5c84e591217886316ec7ad6400e66139ca3dd9fab2fba069b6719b4"`
[INFO] [stdout] 5f1116d4a5c84e591217886316ec7ad6400e66139ca3dd9fab2fba069b6719b4
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-61629/worker-6/master#c8865d8e195813ade6b84434ac9f8850e7112d1a:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/gh/sebglazebrook/rust-shell:/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" "+c8865d8e195813ade6b84434ac9f8850e7112d1a-alt" "test" "--frozen" "--no-run"`
[INFO] [stdout] e6693cd8285eff272d10f476f032ddc5f6f1209ea2d0bf03e6ffd5abef89ef27
[INFO] running `"docker" "start" "-a" "e6693cd8285eff272d10f476f032ddc5f6f1209ea2d0bf03e6ffd5abef89ef27"`
[INFO] [stderr]    Compiling rust-shell v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused variable: `command_string`
[INFO] [stderr]  --> src/lib.rs:9:25
[INFO] [stderr]   |
[INFO] [stderr] 9 |     pub fn parse(&self, command_string: &str) -> CommandProxy {
[INFO] [stderr]   |                         ^^^^^^^^^^^^^^ help: consider prefixing with an underscore: `_command_string`
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.96s
[INFO] running `"docker" "inspect" "e6693cd8285eff272d10f476f032ddc5f6f1209ea2d0bf03e6ffd5abef89ef27"`
[INFO] running `"docker" "rm" "-f" "e6693cd8285eff272d10f476f032ddc5f6f1209ea2d0bf03e6ffd5abef89ef27"`
[INFO] [stdout] e6693cd8285eff272d10f476f032ddc5f6f1209ea2d0bf03e6ffd5abef89ef27