[INFO] updating cached repository https://github.com/losvedir/bitcoin
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/big/crater/work/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"`
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 9069e811ae6edfa95a1f3608e06620e014c5c8b2
[INFO] testing losvedir/bitcoin against beta-2019-09-28 for beta-1.39-1
[INFO] running `"git" "clone" "work/cache/git-repos/https%3A%2F%2Fgithub.com%2Flosvedir%2Fbitcoin" "work/builds/worker-2/source"`
[INFO] [stderr] Cloning into 'work/builds/worker-2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/losvedir/bitcoin on toolchain beta-2019-09-28
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+beta-2019-09-28" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/losvedir/bitcoin
[INFO] finished tweaking git repo https://github.com/losvedir/bitcoin
[INFO] tweaked toml for git repo https://github.com/losvedir/bitcoin written to work/builds/worker-2/source/Cargo.toml
[INFO] crate git repo https://github.com/losvedir/bitcoin already has a lockfile, it will not be regenerated
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+beta-2019-09-28" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr] error: the lock file /big/crater/work/builds/worker-2/source/Cargo.lock needs to be updated but --locked was passed to prevent this
[INFO] the lockfile is outdated, regenerating it
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+beta-2019-09-28" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+beta-2019-09-28" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-2/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2019-09-28" "build" "--frozen"`
[INFO] [stdout] b316679e2ddb08241dc2e43e35e2625e3d0f48278f87c8139b9e9bd0f2cb4684
[INFO] running `"docker" "start" "-a" "b316679e2ddb08241dc2e43e35e2625e3d0f48278f87c8139b9e9bd0f2cb4684"`
[INFO] [stderr]    Compiling tokio-tls v0.2.1
[INFO] [stderr]    Compiling tokio v0.1.22
[INFO] [stderr]    Compiling websocket v0.23.0
[INFO] [stderr]    Compiling hyper v0.12.35
[INFO] [stderr]    Compiling traitor v0.0.1 (/opt/rustwide/workdir)
[INFO] [stderr] error: expected identifier, found `"rustc-serialize"`
[INFO] [stderr]  --> src/main.rs:5:14
[INFO] [stderr]   |
[INFO] [stderr] 5 | extern crate "rustc-serialize" as rustc_serialize;
[INFO] [stderr]   |              ^^^^^^^^^^^^^^^^^ expected identifier
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] error: could not compile `traitor`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "b316679e2ddb08241dc2e43e35e2625e3d0f48278f87c8139b9e9bd0f2cb4684"`
[INFO] running `"docker" "rm" "-f" "b316679e2ddb08241dc2e43e35e2625e3d0f48278f87c8139b9e9bd0f2cb4684"`
[INFO] [stdout] b316679e2ddb08241dc2e43e35e2625e3d0f48278f87c8139b9e9bd0f2cb4684