[INFO] crate clementine 0.0.1 is already in cache
[INFO] checking clementine-0.0.1 against beta-2019-10-27 for pr-65897
[INFO] extracting crate clementine 0.0.1 into /workspace/builds/worker-5/source
[INFO] validating manifest of crates.io crate clementine 0.0.1 on toolchain beta-2019-10-27
[INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2019-10-27" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate clementine 0.0.1
[INFO] finished tweaking crates.io crate clementine 0.0.1
[INFO] tweaked toml for crates.io crate clementine 0.0.1 written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2019-10-27" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2019-10-27" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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=allow" "-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-2019-10-27" "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] 75a8a27130adda57f334ea17fd3648e38174b143c2bd6de123dce4c3c09e3d81
[INFO] running `"docker" "start" "-a" "75a8a27130adda57f334ea17fd3648e38174b143c2bd6de123dce4c3c09e3d81"`
[INFO] [stderr]     Checking itoa v0.3.4
[INFO] [stderr]     Checking serde_json v0.9.10
[INFO] [stderr]     Checking clementine v0.0.1 (/opt/rustwide/workdir)
[INFO] [stderr] error[E0412]: cannot find type `CharsError` in module `io`
[INFO] [stderr]    --> src/error.rs:101:15
[INFO] [stderr]     |
[INFO] [stderr] 101 | impl From<io::CharsError> for Error {
[INFO] [stderr]     |               ^^^^^^^^^^ not found in `io`
[INFO] [stderr] 
[INFO] [stderr] error[E0412]: cannot find type `CharsError` in module `io`
[INFO] [stderr]    --> src/error.rs:102:20
[INFO] [stderr]     |
[INFO] [stderr] 102 |     fn from(_: io::CharsError) -> Error {
[INFO] [stderr]     |                    ^^^^^^^^^^ not found in `io`
[INFO] [stderr] 
[INFO] [stderr] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stderr]  --> src/lib.rs:3:1
[INFO] [stderr]   |
[INFO] [stderr] 3 | #![feature(io)]
[INFO] [stderr]   | ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error[E0412]: cannot find type `CharsError` in module `io`
[INFO] [stderr]    --> src/error.rs:101:15
[INFO] [stderr]     |
[INFO] [stderr] 101 | impl From<io::CharsError> for Error {
[INFO] [stderr]     |               ^^^^^^^^^^ not found in `io`
[INFO] [stderr] 
[INFO] [stderr] error[E0412]: cannot find type `CharsError` in module `io`
[INFO] [stderr]    --> src/error.rs:102:20
[INFO] [stderr]     |
[INFO] [stderr] 102 |     fn from(_: io::CharsError) -> Error {
[INFO] [stderr]     |                    ^^^^^^^^^^ not found in `io`
[INFO] [stderr] 
[INFO] [stderr] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stderr]  --> src/lib.rs:3:1
[INFO] [stderr]   |
[INFO] [stderr] 3 | #![feature(io)]
[INFO] [stderr]   | ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error[E0599]: no method named `chars` found for type `std::fs::File` in the current scope
[INFO] [stderr]   --> src/persist.rs:98:47
[INFO] [stderr]    |
[INFO] [stderr] 98 |         for ch in fs::File::open(&self.path)?.chars() {
[INFO] [stderr]    |                                               ^^^^^ method not found in `std::fs::File`
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 4 previous errors
[INFO] [stderr] 
[INFO] [stderr] Some errors have detailed explanations: E0412, E0554, E0599.
[INFO] [stderr] For more information about an error, try `rustc --explain E0412`.
[INFO] [stderr] error: could not compile `clementine`.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error[E0599]: no method named `chars` found for type `std::fs::File` in the current scope
[INFO] [stderr]   --> src/persist.rs:98:47
[INFO] [stderr]    |
[INFO] [stderr] 98 |         for ch in fs::File::open(&self.path)?.chars() {
[INFO] [stderr]    |                                               ^^^^^ method not found in `std::fs::File`
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 4 previous errors
[INFO] [stderr] 
[INFO] [stderr] Some errors have detailed explanations: E0412, E0554, E0599.
[INFO] [stderr] For more information about an error, try `rustc --explain E0412`.
[INFO] [stderr] error: could not compile `clementine`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "75a8a27130adda57f334ea17fd3648e38174b143c2bd6de123dce4c3c09e3d81"`
[INFO] running `"docker" "rm" "-f" "75a8a27130adda57f334ea17fd3648e38174b143c2bd6de123dce4c3c09e3d81"`
[INFO] [stdout] 75a8a27130adda57f334ea17fd3648e38174b143c2bd6de123dce4c3c09e3d81