[INFO] crate rustats 0.0.10 is already in cache
[INFO] checking rustats-0.0.10 against try#1a608893c03d7722effeb0058e82770bd36b4b3c for pr-66504-1
[INFO] extracting crate rustats 0.0.10 into /workspace/builds/worker-12/source
[INFO] validating manifest of crates.io crate rustats 0.0.10 on toolchain 1a608893c03d7722effeb0058e82770bd36b4b3c
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1a608893c03d7722effeb0058e82770bd36b4b3c" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate rustats 0.0.10
[INFO] finished tweaking crates.io crate rustats 0.0.10
[INFO] tweaked toml for crates.io crate rustats 0.0.10 written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1a608893c03d7722effeb0058e82770bd36b4b3c" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1a608893c03d7722effeb0058e82770bd36b4b3c" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "/opt/rustwide/cargo-home/bin/cargo" "+1a608893c03d7722effeb0058e82770bd36b4b3c" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] e093bc32af791a3c9d38dcc88f04e0c3612885c10c994ad6eeccb15ef16e33df
[INFO] running `"docker" "start" "-a" "e093bc32af791a3c9d38dcc88f04e0c3612885c10c994ad6eeccb15ef16e33df"`
[INFO] [stderr]    Compiling trackable_derive v0.1.2
[INFO] [stderr]     Checking rand_distr v0.2.2
[INFO] [stderr]     Checking trackable v0.2.23
[INFO] [stderr]     Checking rustats v0.0.10 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unreachable call
[INFO] [stderr]   --> src/error.rs:21:24
[INFO] [stderr]    |
[INFO] [stderr] 21 |         ErrorKind::Bug.cause(f).into()
[INFO] [stderr]    |                        ^^^^^ - any code following this expression is unreachable
[INFO] [stderr]    |                        |
[INFO] [stderr]    |                        unreachable call
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unreachable_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unreachable call
[INFO] [stderr]   --> src/error.rs:21:24
[INFO] [stderr]    |
[INFO] [stderr] 21 |         ErrorKind::Bug.cause(f).into()
[INFO] [stderr]    |                        ^^^^^ - any code following this expression is unreachable
[INFO] [stderr]    |                        |
[INFO] [stderr]    |                        unreachable call
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unreachable_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] error[E0277]: the trait bound `(): std::error::Error` is not satisfied
[INFO] [stderr]   --> src/error.rs:21:24
[INFO] [stderr]    |
[INFO] [stderr] 21 |         ErrorKind::Bug.cause(f).into()
[INFO] [stderr]    |                        ^^^^^ the trait `std::error::Error` is not implemented for `()`
[INFO] [stderr]    |
[INFO] [stderr]    = note: required because of the requirements on the impl of `std::convert::From<()>` for `std::boxed::Box<(dyn std::error::Error + std::marker::Send + std::marker::Sync + 'static)>`
[INFO] [stderr]    = note: required because of the requirements on the impl of `std::convert::Into<std::boxed::Box<(dyn std::error::Error + std::marker::Send + std::marker::Sync + 'static)>>` for `()`
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0277`.
[INFO] [stderr] error: could not compile `rustats`.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error[E0277]: the trait bound `(): std::error::Error` is not satisfied
[INFO] [stderr]   --> src/error.rs:21:24
[INFO] [stderr]    |
[INFO] [stderr] 21 |         ErrorKind::Bug.cause(f).into()
[INFO] [stderr]    |                        ^^^^^ the trait `std::error::Error` is not implemented for `()`
[INFO] [stderr]    |
[INFO] [stderr]    = note: required because of the requirements on the impl of `std::convert::From<()>` for `std::boxed::Box<(dyn std::error::Error + std::marker::Send + std::marker::Sync + 'static)>`
[INFO] [stderr]    = note: required because of the requirements on the impl of `std::convert::Into<std::boxed::Box<(dyn std::error::Error + std::marker::Send + std::marker::Sync + 'static)>>` for `()`
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0277`.
[INFO] [stderr] error: could not compile `rustats`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "e093bc32af791a3c9d38dcc88f04e0c3612885c10c994ad6eeccb15ef16e33df"`
[INFO] running `"docker" "rm" "-f" "e093bc32af791a3c9d38dcc88f04e0c3612885c10c994ad6eeccb15ef16e33df"`
[INFO] [stdout] e093bc32af791a3c9d38dcc88f04e0c3612885c10c994ad6eeccb15ef16e33df