[INFO] fetching crate rust-dwm-status 0.5.0...
[INFO] checking rust-dwm-status-0.5.0 against master#2748a9fd93dd1a00a4521f4f16de5befbf77f6cd for pr-62262-1
[INFO] extracting crate rust-dwm-status 0.5.0 into /workspace/builds/worker-13/source
[INFO] validating manifest of crates.io crate rust-dwm-status 0.5.0 on toolchain 2748a9fd93dd1a00a4521f4f16de5befbf77f6cd
[INFO] running `"/workspace/cargo-home/bin/cargo" "+2748a9fd93dd1a00a4521f4f16de5befbf77f6cd" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate rust-dwm-status 0.5.0
[INFO] finished tweaking crates.io crate rust-dwm-status 0.5.0
[INFO] tweaked toml for crates.io crate rust-dwm-status 0.5.0 written to /workspace/builds/worker-13/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+2748a9fd93dd1a00a4521f4f16de5befbf77f6cd" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"/workspace/cargo-home/bin/cargo" "+2748a9fd93dd1a00a4521f4f16de5befbf77f6cd" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "+2748a9fd93dd1a00a4521f4f16de5befbf77f6cd" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 54a2a9816cde002a370eeac0f22b9d70560ee722352680198173a4237689228a
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `"docker" "start" "-a" "54a2a9816cde002a370eeac0f22b9d70560ee722352680198173a4237689228a"`
[INFO] [stderr]     Checking chan v0.1.23
[INFO] [stderr]     Checking systemstat v0.1.5
[INFO] [stderr]     Checking chrono v0.3.0
[INFO] [stderr]     Checking chan-signal v0.2.0
[INFO] [stderr]     Checking rust-dwm-status v0.5.0 (/opt/rustwide/workdir)
[INFO] [stderr] error[E0369]: binary operation `-` cannot be applied to type `systemstat::ByteSize`
[INFO] [stderr]   --> src/main.rs:38:30
[INFO] [stderr]    |
[INFO] [stderr] 38 |         let used = mem.total - mem.free;
[INFO] [stderr]    |                    --------- ^ -------- systemstat::ByteSize
[INFO] [stderr]    |                    |
[INFO] [stderr]    |                    systemstat::ByteSize
[INFO] [stderr]    |
[INFO] [stderr]    = note: an implementation of `std::ops::Sub` might be missing for `systemstat::ByteSize`
[INFO] [stderr] 
[INFO] [stderr] error[E0369]: binary operation `-` cannot be applied to type `systemstat::ByteSize`
[INFO] [stderr]   --> src/main.rs:38:30
[INFO] [stderr]    |
[INFO] [stderr] 38 |         let used = mem.total - mem.free;
[INFO] [stderr]    |                    --------- ^ -------- systemstat::ByteSize
[INFO] [stderr]    |                    |
[INFO] [stderr]    |                    systemstat::ByteSize
[INFO] [stderr]    |
[INFO] [stderr]    = note: an implementation of `std::ops::Sub` might be missing for `systemstat::ByteSize`
[INFO] [stderr] 
[INFO] [stderr] error[E0599]: no function or associated item named `new` found for type `notify_rust::server::NotificationServer` in the current scope
[INFO] [stderr]   --> src/main.rs:73:42
[INFO] [stderr]    |
[INFO] [stderr] 73 |     let mut server = NotificationServer::new();
[INFO] [stderr]    |                                          ^^^ function or associated item not found in `notify_rust::server::NotificationServer`
[INFO] [stderr] 
[INFO] [stderr] error[E0599]: no function or associated item named `new` found for type `notify_rust::server::NotificationServer` in the current scope
[INFO] [stderr]   --> src/main.rs:73:42
[INFO] [stderr]    |
[INFO] [stderr] 73 |     let mut server = NotificationServer::new();
[INFO] [stderr]    |                                          ^^^ function or associated item not found in `notify_rust::server::NotificationServer`
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 2 previous errors
[INFO] [stderr] 
[INFO] [stderr] Some errors have detailed explanations: E0369, E0599.
[INFO] [stderr] For more information about an error, try `rustc --explain E0369`.
[INFO] [stderr] error: aborting due to 2 previous errors
[INFO] [stderr] 
[INFO] [stderr] Some errors have detailed explanations: E0369, E0599.
[INFO] [stderr] For more information about an error, try `rustc --explain E0369`.
[INFO] [stderr] error: could not compile `rust-dwm-status`.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `rust-dwm-status`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "54a2a9816cde002a370eeac0f22b9d70560ee722352680198173a4237689228a"`
[INFO] running `"docker" "rm" "-f" "54a2a9816cde002a370eeac0f22b9d70560ee722352680198173a4237689228a"`
[INFO] [stdout] 54a2a9816cde002a370eeac0f22b9d70560ee722352680198173a4237689228a