[INFO] crate nzb 0.5.2 is already in cache
[INFO] checking nzb-0.5.2 against master#209b2be09fcaff937480d1fbbe8b31646e361c7a for pr-70917
[INFO] extracting crate nzb 0.5.2 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate nzb 0.5.2 on toolchain 209b2be09fcaff937480d1fbbe8b31646e361c7a
[INFO] running `"/workspace/cargo-home/bin/cargo" "+209b2be09fcaff937480d1fbbe8b31646e361c7a" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate nzb 0.5.2
[INFO] finished tweaking crates.io crate nzb 0.5.2
[INFO] tweaked toml for crates.io crate nzb 0.5.2 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+209b2be09fcaff937480d1fbbe8b31646e361c7a" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+209b2be09fcaff937480d1fbbe8b31646e361c7a" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+209b2be09fcaff937480d1fbbe8b31646e361c7a" "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] cba9c87afd83c3aed916f99a5e22296c592f3a3ee4cd356d5c5b9989b09d2d32
[INFO] running `"docker" "start" "-a" "cba9c87afd83c3aed916f99a5e22296c592f3a3ee4cd356d5c5b9989b09d2d32"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Checking webbrowser v0.4.0
[INFO] [stderr]     Checking env_logger v0.4.3
[INFO] [stderr]     Checking bstr v0.2.12
[INFO] [stderr]     Checking docopt v1.1.0
[INFO] [stderr]     Checking skim v0.5.5
[INFO] [stderr] error[E0277]: `curses::ColorWrapper` doesn't implement `std::fmt::Debug`
[INFO] [stderr]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/skim-0.5.5/src/curses.rs:804:6
[INFO] [stderr]     |
[INFO] [stderr] 804 | impl color::Color for ColorWrapper {
[INFO] [stderr]     |      ^^^^^^^^^^^^ `curses::ColorWrapper` cannot be formatted using `{:?}`
[INFO] [stderr]     |
[INFO] [stderr]     = help: the trait `std::fmt::Debug` is not implemented for `curses::ColorWrapper`
[INFO] [stderr]     = note: add `#[derive(Debug)]` or manually implement `std::fmt::Debug`
[INFO] [stderr] 
[INFO] [stderr] error[E0277]: `curses::ColorWrapper` doesn't implement `std::fmt::Debug`
[INFO] [stderr]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/skim-0.5.5/src/curses.rs:813:10
[INFO] [stderr]     |
[INFO] [stderr] 813 | impl<'a> color::Color for &'a ColorWrapper {
[INFO] [stderr]     |          ^^^^^^^^^^^^ `curses::ColorWrapper` cannot be formatted using `{:?}`
[INFO] [stderr]     |
[INFO] [stderr]     = help: the trait `std::fmt::Debug` is not implemented for `curses::ColorWrapper`
[INFO] [stderr]     = note: add `#[derive(Debug)]` or manually implement `std::fmt::Debug`
[INFO] [stderr]     = note: required because of the requirements on the impl of `std::fmt::Debug` for `&'a curses::ColorWrapper`
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 2 previous errors
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0277`.
[INFO] [stderr] error: could not compile `skim`.
[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 `"docker" "inspect" "cba9c87afd83c3aed916f99a5e22296c592f3a3ee4cd356d5c5b9989b09d2d32"`
[INFO] running `"docker" "rm" "-f" "cba9c87afd83c3aed916f99a5e22296c592f3a3ee4cd356d5c5b9989b09d2d32"`
[INFO] [stdout] cba9c87afd83c3aed916f99a5e22296c592f3a3ee4cd356d5c5b9989b09d2d32