[INFO] updating cached repository https://github.com/mgattozzi/we-git-you
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune", kill_on_drop: false }`
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 18fc012bcdc7fb5e3cfaf0701e4ce5e5c33d2434
[INFO] testing mgattozzi/we-git-you against master#8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e for pr-74409
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmgattozzi%2Fwe-git-you" "/workspace/builds/worker-11/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-11/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/mgattozzi/we-git-you on toolchain 8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/mgattozzi/we-git-you
[INFO] finished tweaking git repo https://github.com/mgattozzi/we-git-you
[INFO] tweaked toml for git repo https://github.com/mgattozzi/we-git-you written to /workspace/builds/worker-11/source/Cargo.toml
[INFO] crate git repo https://github.com/mgattozzi/we-git-you already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr] error: the lock file /workspace/builds/worker-11/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[INFO] the lockfile is outdated, regenerating it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" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:d9fbb4e2287ab3795bdefaf705efb7541a8875c13bce71e067d6b01dc5ed759b" "/opt/rustwide/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "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] 9dad03b9c99be42e7fb05b279fedb703d8bef9c5684995c982c5021d7579abb2
[INFO] running `Command { std: "docker" "start" "-a" "9dad03b9c99be42e7fb05b279fedb703d8bef9c5684995c982c5021d7579abb2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9dad03b9c99be42e7fb05b279fedb703d8bef9c5684995c982c5021d7579abb2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9dad03b9c99be42e7fb05b279fedb703d8bef9c5684995c982c5021d7579abb2", kill_on_drop: false }`
[INFO] [stdout] 9dad03b9c99be42e7fb05b279fedb703d8bef9c5684995c982c5021d7579abb2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-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@sha256:d9fbb4e2287ab3795bdefaf705efb7541a8875c13bce71e067d6b01dc5ed759b" "/opt/rustwide/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d8d2ca2a216b74431d42898986ee45df9fb0a65e0863c45763c152d47cb9fe20
[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" "d8d2ca2a216b74431d42898986ee45df9fb0a65e0863c45763c152d47cb9fe20", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.35
[INFO] [stderr]    Compiling log v0.4.11
[INFO] [stderr]    Compiling idna v0.2.0
[INFO] [stderr]    Compiling jobserver v0.1.21
[INFO] [stderr]    Compiling backtrace v0.3.50
[INFO] [stderr]    Compiling clap v2.33.1
[INFO] [stderr]    Compiling cc v1.0.58
[INFO] [stderr]    Compiling url v2.1.1
[INFO] [stderr]    Compiling libz-sys v1.0.25
[INFO] [stderr]    Compiling openssl-sys v0.9.58
[INFO] [stderr]    Compiling libssh2-sys v0.2.18
[INFO] [stderr]    Compiling libgit2-sys v0.12.9+1.0.1
[INFO] [stderr]    Compiling synstructure v0.12.4
[INFO] [stderr]    Compiling failure_derive v0.1.8
[INFO] [stderr]    Compiling git2 v0.13.8
[INFO] [stderr]    Compiling failure v0.1.8
[INFO] [stderr]    Compiling we-git-you v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0407]: method `fail` is not a member of trait `Fail`
[INFO] [stdout]   --> src/error.rs:13:5
[INFO] [stdout]    |
[INFO] [stdout] 13 | /     fn fail(&self, fmt: &mut fmt::Formatter) -> Result<(), fmt::Error> {
[INFO] [stdout] 14 | |         use self::WguError::*;
[INFO] [stdout] 15 | |         match *self {
[INFO] [stdout] 16 | |             ParentCommit => fmt.write_str("Failed to get parent commit")
[INFO] [stdout] 17 | |         }
[INFO] [stdout] 18 | |     }
[INFO] [stdout]    | |_____^ not a member of trait `Fail`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: `error::WguError` doesn't implement `std::fmt::Display`
[INFO] [stdout]    --> src/error.rs:12:6
[INFO] [stdout]     |
[INFO] [stdout] 12  | impl Fail for WguError {
[INFO] [stdout]     |      ^^^^ `error::WguError` cannot be formatted with the default formatter
[INFO] [stdout]     | 
[INFO] [stdout]    ::: /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/failure-0.1.8/src/lib.rs:108:17
[INFO] [stdout]     |
[INFO] [stdout] 108 | pub trait Fail: Display + Debug + Send + Sync + 'static {
[INFO] [stdout]     |                 ------- required by this bound in `failure::Fail`
[INFO] [stdout]     |
[INFO] [stdout]     = help: the trait `std::fmt::Display` is not implemented for `error::WguError`
[INFO] [stdout]     = note: in format strings you may be able to use `{:?}` (or {:#?} for pretty-print) instead
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0277, E0407.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0277`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `we-git-you`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `Command { std: "docker" "inspect" "d8d2ca2a216b74431d42898986ee45df9fb0a65e0863c45763c152d47cb9fe20", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d8d2ca2a216b74431d42898986ee45df9fb0a65e0863c45763c152d47cb9fe20", kill_on_drop: false }`
[INFO] [stdout] d8d2ca2a216b74431d42898986ee45df9fb0a65e0863c45763c152d47cb9fe20