[INFO] updating cached repository LaylConway/clink
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/LaylConway/clink
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/LaylConway/clink" "work/ex/beta-1.38-1/sources/1.37.0/gh/LaylConway/clink"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/LaylConway/clink'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/LaylConway/clink" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/LaylConway/clink"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/LaylConway/clink'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 461d8b381eebfb87a5aeb5e01395081403ac0147
[INFO] sha for GitHub repo LaylConway/clink: 461d8b381eebfb87a5aeb5e01395081403ac0147
[INFO] validating manifest of LaylConway/clink on toolchain 1.37.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of LaylConway/clink on toolchain beta-2019-08-13
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing LaylConway/clink
[INFO] finished frobbing LaylConway/clink
[INFO] frobbed toml for LaylConway/clink written to work/ex/beta-1.38-1/sources/1.37.0/gh/LaylConway/clink/Cargo.toml
[INFO] started frobbing LaylConway/clink
[INFO] finished frobbing LaylConway/clink
[INFO] frobbed toml for LaylConway/clink written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/LaylConway/clink/Cargo.toml
[INFO] crate LaylConway/clink already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr] error: the lock file /mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/LaylConway/clink/Cargo.lock needs to be updated but --locked was passed to prevent this
[INFO] the lockfile is outdated, regenerating it
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing LaylConway/clink against 1.37.0 for beta-1.38-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-0/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/LaylConway/clink:/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" "+1.37.0" "build" "--frozen"`
[INFO] [stdout] 6ec5a6dad620cee4f0b98da301947914d0ead37e23c9dd4ee792e1778b6927d5
[INFO] running `"docker" "start" "-a" "6ec5a6dad620cee4f0b98da301947914d0ead37e23c9dd4ee792e1778b6927d5"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling toml v0.2.1
[INFO] [stderr]    Compiling uuid v0.3.1
[INFO] [stderr]    Compiling docopt v0.6.86
[INFO] [stderr]    Compiling clink v0.3.0 (/opt/crater/workdir)
[INFO] [stderr] warning: the item `Write` is imported redundantly
[INFO] [stderr]   --> src/bin/clink.rs:79:9
[INFO] [stderr]    |
[INFO] [stderr] 6  | use std::io::{self, Write};
[INFO] [stderr]    |                     ----- the item `Write` is already imported here
[INFO] [stderr] ...
[INFO] [stderr] 79 |     use std::io::Write;
[INFO] [stderr]    |         ^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 11.92s
[INFO] running `"docker" "inspect" "6ec5a6dad620cee4f0b98da301947914d0ead37e23c9dd4ee792e1778b6927d5"`
[INFO] running `"docker" "rm" "-f" "6ec5a6dad620cee4f0b98da301947914d0ead37e23c9dd4ee792e1778b6927d5"`
[INFO] [stdout] 6ec5a6dad620cee4f0b98da301947914d0ead37e23c9dd4ee792e1778b6927d5
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-0/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/LaylConway/clink:/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" "+1.37.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] ca5bacce0cb9c635dcab73424f810d4b9e7d58f3e7f6211df6927d3dcede7c7d
[INFO] running `"docker" "start" "-a" "ca5bacce0cb9c635dcab73424f810d4b9e7d58f3e7f6211df6927d3dcede7c7d"`
[INFO] [stderr]    Compiling clink v0.3.0 (/opt/crater/workdir)
[INFO] [stderr] warning: the item `Write` is imported redundantly
[INFO] [stderr]   --> src/bin/clink.rs:79:9
[INFO] [stderr]    |
[INFO] [stderr] 6  | use std::io::{self, Write};
[INFO] [stderr]    |                     ----- the item `Write` is already imported here
[INFO] [stderr] ...
[INFO] [stderr] 79 |     use std::io::Write;
[INFO] [stderr]    |         ^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.80s
[INFO] running `"docker" "inspect" "ca5bacce0cb9c635dcab73424f810d4b9e7d58f3e7f6211df6927d3dcede7c7d"`
[INFO] running `"docker" "rm" "-f" "ca5bacce0cb9c635dcab73424f810d4b9e7d58f3e7f6211df6927d3dcede7c7d"`
[INFO] [stdout] ca5bacce0cb9c635dcab73424f810d4b9e7d58f3e7f6211df6927d3dcede7c7d
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-0/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/LaylConway/clink:/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" "+1.37.0" "test" "--frozen"`
[INFO] [stdout] 20e3dd40a79656caf6a1878f4aa13095325fccf70d209583b098551864df5105
[INFO] running `"docker" "start" "-a" "20e3dd40a79656caf6a1878f4aa13095325fccf70d209583b098551864df5105"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/clink-8b1529d28029f179
[INFO] [stderr]      Running /opt/crater/target/debug/deps/clink-d2e4d00e4e84913e
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test project::tests::new_creates_library_with_name ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests clink
[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" "20e3dd40a79656caf6a1878f4aa13095325fccf70d209583b098551864df5105"`
[INFO] running `"docker" "rm" "-f" "20e3dd40a79656caf6a1878f4aa13095325fccf70d209583b098551864df5105"`
[INFO] [stdout] 20e3dd40a79656caf6a1878f4aa13095325fccf70d209583b098551864df5105