[INFO] updating cached repository christian-blades-cb/nexttrain
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/christian-blades-cb/nexttrain
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/christian-blades-cb/nexttrain" "work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/gh/christian-blades-cb/nexttrain"`
[INFO] [stderr] Cloning into 'work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/gh/christian-blades-cb/nexttrain'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/christian-blades-cb/nexttrain" "work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/gh/christian-blades-cb/nexttrain"`
[INFO] [stderr] Cloning into 'work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/gh/christian-blades-cb/nexttrain'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] a06757553203790ae7043c4e8559102293697aae
[INFO] sha for GitHub repo christian-blades-cb/nexttrain: a06757553203790ae7043c4e8559102293697aae
[INFO] validating manifest of christian-blades-cb/nexttrain on toolchain master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of christian-blades-cb/nexttrain on toolchain try#7fea0229842e79db1159ea58ad9a653b288efee9
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+7fea0229842e79db1159ea58ad9a653b288efee9-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing christian-blades-cb/nexttrain
[INFO] finished frobbing christian-blades-cb/nexttrain
[INFO] frobbed toml for christian-blades-cb/nexttrain written to work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/gh/christian-blades-cb/nexttrain/Cargo.toml
[INFO] started frobbing christian-blades-cb/nexttrain
[INFO] finished frobbing christian-blades-cb/nexttrain
[INFO] frobbed toml for christian-blades-cb/nexttrain written to work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/gh/christian-blades-cb/nexttrain/Cargo.toml
[INFO] crate christian-blades-cb/nexttrain has a lockfile. skipping
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+7fea0229842e79db1159ea58ad9a653b288efee9-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing christian-blades-cb/nexttrain against master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54 for pr-57967
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-57967/worker-6/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/gh/christian-blades-cb/nexttrain:/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" "+c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54-alt" "build" "--frozen"`
[INFO] [stdout] aab70051a1417ca2fec3d10b6ccce21e3d6b6cd5566a58f47337aacae822af9d
[INFO] running `"docker" "start" "-a" "aab70051a1417ca2fec3d10b6ccce21e3d6b6cd5566a58f47337aacae822af9d"`
[INFO] [stderr]    Compiling url v1.3.0
[INFO] [stderr]    Compiling hyper v0.10.0
[INFO] [stderr]    Compiling nexttrain v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused import: `clone`
[INFO] [stderr]  --> src/main.rs:4:15
[INFO] [stderr]   |
[INFO] [stderr] 4 | use std::{env,clone};
[INFO] [stderr]   |               ^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 11.36s
[INFO] running `"docker" "inspect" "aab70051a1417ca2fec3d10b6ccce21e3d6b6cd5566a58f47337aacae822af9d"`
[INFO] running `"docker" "rm" "-f" "aab70051a1417ca2fec3d10b6ccce21e3d6b6cd5566a58f47337aacae822af9d"`
[INFO] [stdout] aab70051a1417ca2fec3d10b6ccce21e3d6b6cd5566a58f47337aacae822af9d
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-57967/worker-6/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/gh/christian-blades-cb/nexttrain:/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" "+c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54-alt" "test" "--frozen" "--no-run"`
[INFO] [stdout] 9d263dd9265ba56fe3f0c3671296d3a9185c00ef634da02b97870603ded7b4f9
[INFO] running `"docker" "start" "-a" "9d263dd9265ba56fe3f0c3671296d3a9185c00ef634da02b97870603ded7b4f9"`
[INFO] [stderr]    Compiling nexttrain v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused import: `clone`
[INFO] [stderr]  --> src/main.rs:4:15
[INFO] [stderr]   |
[INFO] [stderr] 4 | use std::{env,clone};
[INFO] [stderr]   |               ^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.98s
[INFO] running `"docker" "inspect" "9d263dd9265ba56fe3f0c3671296d3a9185c00ef634da02b97870603ded7b4f9"`
[INFO] running `"docker" "rm" "-f" "9d263dd9265ba56fe3f0c3671296d3a9185c00ef634da02b97870603ded7b4f9"`
[INFO] [stdout] 9d263dd9265ba56fe3f0c3671296d3a9185c00ef634da02b97870603ded7b4f9
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-57967/worker-6/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/gh/christian-blades-cb/nexttrain:/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" "+c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54-alt" "test" "--frozen"`
[INFO] [stdout] 3bd1db75cbe4a00dfd3c635ed308906de5f8684a0496fb298a1fb4aac058e9cb
[INFO] running `"docker" "start" "-a" "3bd1db75cbe4a00dfd3c635ed308906de5f8684a0496fb298a1fb4aac058e9cb"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/nexttrain-da3ffeff6b4cb1c7
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "3bd1db75cbe4a00dfd3c635ed308906de5f8684a0496fb298a1fb4aac058e9cb"`
[INFO] running `"docker" "rm" "-f" "3bd1db75cbe4a00dfd3c635ed308906de5f8684a0496fb298a1fb4aac058e9cb"`
[INFO] [stdout] 3bd1db75cbe4a00dfd3c635ed308906de5f8684a0496fb298a1fb4aac058e9cb