[INFO] cloning repository gandro/cargo-rumpbake
[INFO] running `"git" "clone" "--bare" "git://github.com/gandro/cargo-rumpbake.git" "work/cache/sources/gh/gandro/cargo-rumpbake"`
[INFO] [stderr] Cloning into bare repository 'work/cache/sources/gh/gandro/cargo-rumpbake'...
[INFO] running `"git" "clone" "work/cache/sources/gh/gandro/cargo-rumpbake" "work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/gh/gandro/cargo-rumpbake"`
[INFO] [stderr] Cloning into 'work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/gh/gandro/cargo-rumpbake'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/gandro/cargo-rumpbake" "work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/gh/gandro/cargo-rumpbake"`
[INFO] [stderr] Cloning into 'work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/gh/gandro/cargo-rumpbake'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 7c01766991326e5e613f4c994bdcf80226b83cd8
[INFO] sha for GitHub repo gandro/cargo-rumpbake: 7c01766991326e5e613f4c994bdcf80226b83cd8
[INFO] validating manifest of gandro/cargo-rumpbake 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 gandro/cargo-rumpbake 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 gandro/cargo-rumpbake
[INFO] finished frobbing gandro/cargo-rumpbake
[INFO] frobbed toml for gandro/cargo-rumpbake written to work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/gh/gandro/cargo-rumpbake/Cargo.toml
[INFO] started frobbing gandro/cargo-rumpbake
[INFO] finished frobbing gandro/cargo-rumpbake
[INFO] frobbed toml for gandro/cargo-rumpbake written to work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/gh/gandro/cargo-rumpbake/Cargo.toml
[INFO] crate gandro/cargo-rumpbake 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] [stderr] error: the lock file /mnt/big/crater/work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/gh/gandro/cargo-rumpbake/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" "+c8865d8e195813ade6b84434ac9f8850e7112d1a-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+e212b7d492c96d3837691ba29d32d5f468933fb8-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] [stderr]     Blocking waiting for file lock on package cache lock
[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] testing gandro/cargo-rumpbake against try#e212b7d492c96d3837691ba29d32d5f468933fb8 for pr-61629
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-61629/worker-6/try#e212b7d492c96d3837691ba29d32d5f468933fb8:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/gh/gandro/cargo-rumpbake:/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" "+e212b7d492c96d3837691ba29d32d5f468933fb8-alt" "build" "--frozen"`
[INFO] [stdout] 0caab864bdd5cb20c5dd01aae498c67e0fb6cc7102cb7b5fb2c4337ff5d7fb6f
[INFO] running `"docker" "start" "-a" "0caab864bdd5cb20c5dd01aae498c67e0fb6cc7102cb7b5fb2c4337ff5d7fb6f"`
[INFO] [stderr] error: multiple packages link to native library `z`, but a native library can be linked only once
[INFO] [stderr] 
[INFO] [stderr] package `libz-sys v1.0.25`
[INFO] [stderr]     ... which is depended on by `curl-sys v0.1.35`
[INFO] [stderr]     ... which is depended on by `curl v0.2.19`
[INFO] [stderr]     ... which is depended on by `cargo v0.5.0`
[INFO] [stderr]     ... which is depended on by `cargo-rumpbake v0.5.0 (/opt/crater/workdir)`
[INFO] [stderr] links to native library `z`
[INFO] [stderr] 
[INFO] [stderr] package `libz-sys v0.1.9`
[INFO] [stderr]     ... which is depended on by `libgit2-sys v0.2.20`
[INFO] [stderr]     ... which is depended on by `cargo v0.5.0`
[INFO] [stderr]     ... which is depended on by `cargo-rumpbake v0.5.0 (/opt/crater/workdir)`
[INFO] [stderr] also links to native library `z`
[INFO] running `"docker" "inspect" "0caab864bdd5cb20c5dd01aae498c67e0fb6cc7102cb7b5fb2c4337ff5d7fb6f"`
[INFO] running `"docker" "rm" "-f" "0caab864bdd5cb20c5dd01aae498c67e0fb6cc7102cb7b5fb2c4337ff5d7fb6f"`
[INFO] [stdout] 0caab864bdd5cb20c5dd01aae498c67e0fb6cc7102cb7b5fb2c4337ff5d7fb6f