[INFO] updating cached repository phil-opp/cargo-install-latest
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/phil-opp/cargo-install-latest
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/phil-opp/cargo-install-latest" "work/ex/beta-1.37-6/sources/1.36.0/gh/phil-opp/cargo-install-latest"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/1.36.0/gh/phil-opp/cargo-install-latest'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/phil-opp/cargo-install-latest" "work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/phil-opp/cargo-install-latest"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/phil-opp/cargo-install-latest'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 805063fd7b8f6a0ae1a1b948bb18b2b77eb49e2e
[INFO] sha for GitHub repo phil-opp/cargo-install-latest: 805063fd7b8f6a0ae1a1b948bb18b2b77eb49e2e
[INFO] validating manifest of phil-opp/cargo-install-latest on toolchain 1.36.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of phil-opp/cargo-install-latest on toolchain beta-2019-07-23
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing phil-opp/cargo-install-latest
[INFO] finished frobbing phil-opp/cargo-install-latest
[INFO] frobbed toml for phil-opp/cargo-install-latest written to work/ex/beta-1.37-6/sources/1.36.0/gh/phil-opp/cargo-install-latest/Cargo.toml
[INFO] started frobbing phil-opp/cargo-install-latest
[INFO] finished frobbing phil-opp/cargo-install-latest
[INFO] frobbed toml for phil-opp/cargo-install-latest written to work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/phil-opp/cargo-install-latest/Cargo.toml
[INFO] crate phil-opp/cargo-install-latest already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing phil-opp/cargo-install-latest against beta-2019-07-23 for beta-1.37-6
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-4/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/phil-opp/cargo-install-latest:/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=warn" "-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" "+beta-2019-07-23" "build" "--frozen"`
[INFO] [stdout] dad69ca25545d43990e489e129c2eb783e36cd6b320d9855b021daf989e9110f
[INFO] running `"docker" "start" "-a" "dad69ca25545d43990e489e129c2eb783e36cd6b320d9855b021daf989e9110f"`
[INFO] [stderr]    Compiling serde v1.0.80
[INFO] [stderr]    Compiling toml v0.4.8
[INFO] [stderr]    Compiling cargo-install-latest v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: the item `fs` is imported redundantly
[INFO] [stderr]   --> src/lib.rs:97:13
[INFO] [stderr]    |
[INFO] [stderr] 40 |     use std::fs;
[INFO] [stderr]    |         ------- the item `fs` is already imported here
[INFO] [stderr] ...
[INFO] [stderr] 97 |         use std::fs;
[INFO] [stderr]    |             ^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 15.96s
[INFO] running `"docker" "inspect" "dad69ca25545d43990e489e129c2eb783e36cd6b320d9855b021daf989e9110f"`
[INFO] running `"docker" "rm" "-f" "dad69ca25545d43990e489e129c2eb783e36cd6b320d9855b021daf989e9110f"`
[INFO] [stdout] dad69ca25545d43990e489e129c2eb783e36cd6b320d9855b021daf989e9110f
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-4/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/phil-opp/cargo-install-latest:/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=warn" "-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" "+beta-2019-07-23" "test" "--frozen" "--no-run"`
[INFO] [stdout] c01ee61eadd0f2d53fd2e042253572acc43204f69cb98539c632d812781ed247
[INFO] running `"docker" "start" "-a" "c01ee61eadd0f2d53fd2e042253572acc43204f69cb98539c632d812781ed247"`
[INFO] [stderr]    Compiling cargo-install-latest v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: the item `fs` is imported redundantly
[INFO] [stderr]   --> src/lib.rs:97:13
[INFO] [stderr]    |
[INFO] [stderr] 40 |     use std::fs;
[INFO] [stderr]    |         ------- the item `fs` is already imported here
[INFO] [stderr] ...
[INFO] [stderr] 97 |         use std::fs;
[INFO] [stderr]    |             ^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.03s
[INFO] running `"docker" "inspect" "c01ee61eadd0f2d53fd2e042253572acc43204f69cb98539c632d812781ed247"`
[INFO] running `"docker" "rm" "-f" "c01ee61eadd0f2d53fd2e042253572acc43204f69cb98539c632d812781ed247"`
[INFO] [stdout] c01ee61eadd0f2d53fd2e042253572acc43204f69cb98539c632d812781ed247
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-4/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/phil-opp/cargo-install-latest:/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=warn" "-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" "+beta-2019-07-23" "test" "--frozen"`
[INFO] [stdout] 13ab5fc09a8753d603836fb886f04cfa33ef7418649ca119e64ab87906d1bb23
[INFO] running `"docker" "start" "-a" "13ab5fc09a8753d603836fb886f04cfa33ef7418649ca119e64ab87906d1bb23"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/cargo_install_latest-4cf72b98ccb5e1d5
[INFO] [stderr]      Running /opt/crater/target/debug/deps/cargo_install_latest-6f35b19da24c10e4
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests cargo-install-latest
[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] [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] [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" "13ab5fc09a8753d603836fb886f04cfa33ef7418649ca119e64ab87906d1bb23"`
[INFO] running `"docker" "rm" "-f" "13ab5fc09a8753d603836fb886f04cfa33ef7418649ca119e64ab87906d1bb23"`
[INFO] [stdout] 13ab5fc09a8753d603836fb886f04cfa33ef7418649ca119e64ab87906d1bb23