[INFO] fetching crate rust-dwm-status 0.5.0...
[INFO] checking rust-dwm-status-0.5.0 against try#e0f03aec47b100bc29555561bd62a99d1bc6aca5 for pr-86231
[INFO] extracting crate rust-dwm-status 0.5.0 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate rust-dwm-status 0.5.0 on toolchain e0f03aec47b100bc29555561bd62a99d1bc6aca5
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+e0f03aec47b100bc29555561bd62a99d1bc6aca5" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[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-2/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+e0f03aec47b100bc29555561bd62a99d1bc6aca5" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+e0f03aec47b100bc29555561bd62a99d1bc6aca5" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "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" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+e0f03aec47b100bc29555561bd62a99d1bc6aca5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] fb9097fccb94e0eaaffdf18f29a2d968b3792ce20b8ac77602f783ad6c945f43
[INFO] running `Command { std: "docker" "start" "-a" "fb9097fccb94e0eaaffdf18f29a2d968b3792ce20b8ac77602f783ad6c945f43", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fb9097fccb94e0eaaffdf18f29a2d968b3792ce20b8ac77602f783ad6c945f43", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fb9097fccb94e0eaaffdf18f29a2d968b3792ce20b8ac77602f783ad6c945f43", kill_on_drop: false }`
[INFO] [stdout] fb9097fccb94e0eaaffdf18f29a2d968b3792ce20b8ac77602f783ad6c945f43
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "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" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+e0f03aec47b100bc29555561bd62a99d1bc6aca5" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 262715047cfc5ac2a093ccee542f69d09346400ed9f68e9e3ee936196e2db18e
[INFO] running `Command { std: "docker" "start" "-a" "262715047cfc5ac2a093ccee542f69d09346400ed9f68e9e3ee936196e2db18e", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling libc v0.2.97
[INFO] [stderr]    Compiling radium v0.5.3
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]    Compiling pkg-config v0.3.19
[INFO] [stderr]    Compiling lexical-core v0.7.6
[INFO] [stderr]    Compiling memchr v2.4.0
[INFO] [stderr]    Compiling version_check v0.9.3
[INFO] [stderr]     Checking funty v1.1.0
[INFO] [stderr]     Checking tap v1.0.1
[INFO] [stderr]     Checking static_assertions v1.1.0
[INFO] [stderr]     Checking arrayvec v0.5.2
[INFO] [stderr]     Checking wyz v0.2.0
[INFO] [stderr]     Checking bit-vec v0.4.4
[INFO] [stderr]     Checking bytesize v1.0.1
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking bit-set v0.4.0
[INFO] [stderr]    Compiling nom v6.1.2
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling num-iter v0.1.42
[INFO] [stderr]     Checking bitvec v0.19.5
[INFO] [stderr]    Compiling libdbus-sys v0.2.1
[INFO] [stderr]     Checking time v0.1.44
[INFO] [stderr]     Checking rand v0.4.6
[INFO] [stderr]     Checking dbus v0.6.5
[INFO] [stderr]     Checking rand v0.3.23
[INFO] [stderr]     Checking chan v0.1.23
[INFO] [stderr]     Checking chrono v0.4.19
[INFO] [stderr]     Checking chan-signal v0.2.0
[INFO] [stderr]     Checking num v0.1.42
[INFO] [stderr]     Checking chrono v0.3.0
[INFO] [stderr]     Checking notify-rust v3.6.3
[INFO] [stderr]     Checking systemstat v0.1.8
[INFO] [stderr]     Checking rust-dwm-status v0.5.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0369]: cannot subtract `ByteSize` from `ByteSize`
[INFO] [stdout]   --> src/main.rs:38:30
[INFO] [stdout]    |
[INFO] [stdout] 38 |         let used = mem.total - mem.free;
[INFO] [stdout]    |                    --------- ^ -------- ByteSize
[INFO] [stdout]    |                    |
[INFO] [stdout]    |                    ByteSize
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0369]: cannot subtract `ByteSize` from `ByteSize`
[INFO] [stdout]   --> src/main.rs:38:30
[INFO] [stdout]    |
[INFO] [stdout] 38 |         let used = mem.total - mem.free;
[INFO] [stdout]    |                    --------- ^ -------- ByteSize
[INFO] [stdout]    |                    |
[INFO] [stdout]    |                    ByteSize
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no function or associated item named `new` found for struct `NotificationServer` in the current scope
[INFO] [stdout]   --> src/main.rs:73:42
[INFO] [stdout]    |
[INFO] [stdout] 73 |     let mut server = NotificationServer::new();
[INFO] [stdout]    |                                          ^^^ function or associated item not found in `NotificationServer`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0369, E0599.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0369`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `rust-dwm-status`
[INFO] [stdout] error[E0599]: no function or associated item named `new` found for struct `NotificationServer` in the current scope
[INFO] [stdout]   --> src/main.rs:73:42
[INFO] [stdout]    |
[INFO] [stdout] 73 |     let mut server = NotificationServer::new();
[INFO] [stdout]    |                                          ^^^ function or associated item not found in `NotificationServer`
[INFO] [stdout] 
[INFO] [stdout] 
[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] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0369, E0599.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0369`.
[INFO] [stdout] 
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "262715047cfc5ac2a093ccee542f69d09346400ed9f68e9e3ee936196e2db18e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "262715047cfc5ac2a093ccee542f69d09346400ed9f68e9e3ee936196e2db18e", kill_on_drop: false }`
[INFO] [stdout] 262715047cfc5ac2a093ccee542f69d09346400ed9f68e9e3ee936196e2db18e