[INFO] cloning repository https://github.com/avwhite/goagain
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/avwhite/goagain" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Favwhite%2Fgoagain", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Favwhite%2Fgoagain'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 10c595c6e1fd47ba4d9d552047bb281896ed2154
[INFO] testing avwhite/goagain against 1.49.0 for beta-1.50-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Favwhite%2Fgoagain" "/workspace/builds/worker-6/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/avwhite/goagain on toolchain 1.49.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/avwhite/goagain
[INFO] finished tweaking git repo https://github.com/avwhite/goagain
[INFO] tweaked toml for git repo https://github.com/avwhite/goagain written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate git repo https://github.com/avwhite/goagain already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: unused manifest key: package.doc
[INFO] [stderr] error: the lock file /workspace/builds/worker-6/source/Cargo.lock needs to be updated but --locked was passed to prevent this
[INFO] [stderr] If you want to try to generate the lock file without accessing the network, use the --offline flag.
[INFO] the lockfile is outdated, regenerating it
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: unused manifest key: package.doc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] d0c6851a429469ee85b4e359f43c04606771009fecb2aca54cd2ad1153cfd7ba
[INFO] running `Command { std: "docker" "start" "-a" "d0c6851a429469ee85b4e359f43c04606771009fecb2aca54cd2ad1153cfd7ba", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d0c6851a429469ee85b4e359f43c04606771009fecb2aca54cd2ad1153cfd7ba", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d0c6851a429469ee85b4e359f43c04606771009fecb2aca54cd2ad1153cfd7ba", kill_on_drop: false }`
[INFO] [stdout] d0c6851a429469ee85b4e359f43c04606771009fecb2aca54cd2ad1153cfd7ba
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-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" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f4cf18568edc2cc7a2daaf69d4bd49069afbca87b7792bc229f955e1040cf50b
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "f4cf18568edc2cc7a2daaf69d4bd49069afbca87b7792bc229f955e1040cf50b", kill_on_drop: false }`
[INFO] [stderr] warning: unused manifest key: package.doc
[INFO] [stderr]    Compiling bitflags v0.8.2
[INFO] [stderr]    Compiling cairo-rs v0.0.8
[INFO] [stderr]    Compiling gdk-pixbuf v0.0.1
[INFO] [stderr]    Compiling gdk v0.3.0
[INFO] [stderr]    Compiling c_vec v1.0.12
[INFO] [stderr]    Compiling gtk v0.0.7
[INFO] [stderr]    Compiling glib-sys v0.3.4
[INFO] [stderr]    Compiling gobject-sys v0.3.4
[INFO] [stderr]    Compiling gio-sys v0.3.4
[INFO] [stderr]    Compiling gdk-pixbuf-sys v0.3.4
[INFO] [stderr]    Compiling cairo-sys-rs v0.3.4
[INFO] [stderr]    Compiling pango-sys v0.3.4
[INFO] [stderr]    Compiling gdk-sys v0.3.4
[INFO] [stderr]    Compiling atk-sys v0.3.4
[INFO] [stderr]    Compiling gtk-sys v0.3.4
[INFO] [stderr]    Compiling glib v0.0.8
[INFO] [stdout] error[E0119]: conflicting implementations of trait `value::SetValueOptional` for type `&_`:
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/glib-0.0.8/src/value.rs:488:1
[INFO] [stdout]     |
[INFO] [stdout] 457 | impl<'a, T: ?Sized + SetValueOptional> SetValueOptional for &'a T {
[INFO] [stdout]     | ----------------------------------------------------------------- first implementation here
[INFO] [stdout] ...
[INFO] [stdout] 488 | impl<T: IsA<Object>> SetValueOptional for T {
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ conflicting implementation for `&_`
[INFO] [stdout]     |
[INFO] [stdout]     = note: downstream crates may implement trait `object::IsA<object::Object>` for type `&_`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0119]: conflicting implementations of trait `value::SetValue` for type `&_`:
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/glib-0.0.8/src/value.rs:482:1
[INFO] [stdout]     |
[INFO] [stdout] 451 | impl<'a, T: ?Sized + SetValue> SetValue for &'a T {
[INFO] [stdout]     | ------------------------------------------------- first implementation here
[INFO] [stdout] ...
[INFO] [stdout] 482 | impl<T: IsA<Object>> SetValue for T {
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ conflicting implementation for `&_`
[INFO] [stdout]     |
[INFO] [stdout]     = note: downstream crates may implement trait `object::IsA<object::Object>` for type `&_`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `glib`
[INFO] [stdout] For more information about this error, try `rustc --explain E0119`.
[INFO] [stdout] 
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "f4cf18568edc2cc7a2daaf69d4bd49069afbca87b7792bc229f955e1040cf50b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f4cf18568edc2cc7a2daaf69d4bd49069afbca87b7792bc229f955e1040cf50b", kill_on_drop: false }`
[INFO] [stdout] f4cf18568edc2cc7a2daaf69d4bd49069afbca87b7792bc229f955e1040cf50b