[INFO] updating cached repository Coneko/stack
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/Coneko/stack
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/Coneko/stack" "work/ex/pr-57745/sources/master#f613dc138b4012cf3d2eb40718fbcc7cf0a34039/gh/Coneko/stack"`
[INFO] [stderr] Cloning into 'work/ex/pr-57745/sources/master#f613dc138b4012cf3d2eb40718fbcc7cf0a34039/gh/Coneko/stack'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/Coneko/stack" "work/ex/pr-57745/sources/try#29640c57b5f92febba0e40c50cb863c9a7ede51d/gh/Coneko/stack"`
[INFO] [stderr] Cloning into 'work/ex/pr-57745/sources/try#29640c57b5f92febba0e40c50cb863c9a7ede51d/gh/Coneko/stack'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 184a8d91e18b204b5e3eaa859b9ffb4c9ac0e05a
[INFO] sha for GitHub repo Coneko/stack: 184a8d91e18b204b5e3eaa859b9ffb4c9ac0e05a
[INFO] validating manifest of Coneko/stack on toolchain master#f613dc138b4012cf3d2eb40718fbcc7cf0a34039
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+f613dc138b4012cf3d2eb40718fbcc7cf0a34039-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of Coneko/stack on toolchain try#29640c57b5f92febba0e40c50cb863c9a7ede51d
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+29640c57b5f92febba0e40c50cb863c9a7ede51d-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing Coneko/stack
[INFO] finished frobbing Coneko/stack
[INFO] frobbed toml for Coneko/stack written to work/ex/pr-57745/sources/master#f613dc138b4012cf3d2eb40718fbcc7cf0a34039/gh/Coneko/stack/Cargo.toml
[INFO] started frobbing Coneko/stack
[INFO] finished frobbing Coneko/stack
[INFO] frobbed toml for Coneko/stack written to work/ex/pr-57745/sources/try#29640c57b5f92febba0e40c50cb863c9a7ede51d/gh/Coneko/stack/Cargo.toml
[INFO] crate Coneko/stack has a lockfile. skipping
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+f613dc138b4012cf3d2eb40718fbcc7cf0a34039-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+29640c57b5f92febba0e40c50cb863c9a7ede51d-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking Coneko/stack against master#f613dc138b4012cf3d2eb40718fbcc7cf0a34039 for pr-57745
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-57745/worker-2/master#f613dc138b4012cf3d2eb40718fbcc7cf0a34039:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-57745/sources/master#f613dc138b4012cf3d2eb40718fbcc7cf0a34039/gh/Coneko/stack:/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" "+f613dc138b4012cf3d2eb40718fbcc7cf0a34039-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 76ee3c7503478596949bf5782b4ea347b6989e31b9b0664f5e3eb8904aaa19e4
[INFO] running `"docker" "start" "-a" "76ee3c7503478596949bf5782b4ea347b6989e31b9b0664f5e3eb8904aaa19e4"`
[INFO] [stderr]    Compiling libgit2-sys v0.7.1
[INFO] [stderr]    Compiling libssh2-sys v0.2.6
[INFO] [stderr]     Checking libz-sys v1.0.18
[INFO] [stderr]    Compiling indoc-impl v0.2.3
[INFO] [stderr]     Checking native-tls v0.1.5
[INFO] [stderr]     Checking curl-sys v0.4.1
[INFO] [stderr]     Checking tokio-tls v0.1.4
[INFO] [stderr]     Checking indoc v0.2.3
[INFO] [stderr]     Checking hyper-tls v0.1.2
[INFO] [stderr]     Checking hubcaps v0.4.3
[INFO] [stderr]     Checking git2 v0.7.1
[INFO] [stderr]     Checking stack v0.0.1 (/opt/crater/workdir)
[INFO] [stderr] warning: unused `#[macro_use]` import
[INFO] [stderr]  --> src/lib.rs:3:1
[INFO] [stderr]   |
[INFO] [stderr] 3 | #[macro_use]
[INFO] [stderr]   | ^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `changeset`
[INFO] [stderr]   --> src/main.rs:81:9
[INFO] [stderr]    |
[INFO] [stderr] 81 |     let changeset = changeset::Changeset::new_from_editor(github_owner, github_repo_name)
[INFO] [stderr]    |         ^^^^^^^^^ help: consider using `_changeset` instead
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `pr`
[INFO] [stderr]    --> src/main.rs:147:9
[INFO] [stderr]     |
[INFO] [stderr] 147 |     let pr = core.run(pull_requests.create(&pull_options))
[INFO] [stderr]     |         ^^ help: consider using `_pr` instead
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `changeset`
[INFO] [stderr]   --> src/main.rs:81:9
[INFO] [stderr]    |
[INFO] [stderr] 81 |     let changeset = changeset::Changeset::new_from_editor(github_owner, github_repo_name)
[INFO] [stderr]    |         ^^^^^^^^^ help: consider using `_changeset` instead
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `pr`
[INFO] [stderr]    --> src/main.rs:147:9
[INFO] [stderr]     |
[INFO] [stderr] 147 |     let pr = core.run(pull_requests.create(&pull_options))
[INFO] [stderr]     |         ^^ help: consider using `_pr` instead
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 52.53s
[INFO] running `"docker" "inspect" "76ee3c7503478596949bf5782b4ea347b6989e31b9b0664f5e3eb8904aaa19e4"`
[INFO] running `"docker" "rm" "-f" "76ee3c7503478596949bf5782b4ea347b6989e31b9b0664f5e3eb8904aaa19e4"`
[INFO] [stdout] 76ee3c7503478596949bf5782b4ea347b6989e31b9b0664f5e3eb8904aaa19e4