[INFO] fetching crate keybob 0.4.0...
[INFO] checking keybob-0.4.0 against master#dfd7b8d03fb93d0e03147d28b3be6d93260fa94d for pr-87050
[INFO] extracting crate keybob 0.4.0 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate keybob 0.4.0 on toolchain dfd7b8d03fb93d0e03147d28b3be6d93260fa94d
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+dfd7b8d03fb93d0e03147d28b3be6d93260fa94d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate keybob 0.4.0
[INFO] finished tweaking crates.io crate keybob 0.4.0
[INFO] tweaked toml for crates.io crate keybob 0.4.0 written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+dfd7b8d03fb93d0e03147d28b3be6d93260fa94d" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+dfd7b8d03fb93d0e03147d28b3be6d93260fa94d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+dfd7b8d03fb93d0e03147d28b3be6d93260fa94d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 72a2df248f13c4b901db0aba96d2167e86380e14b27acac80627c245daee0ec8
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "72a2df248f13c4b901db0aba96d2167e86380e14b27acac80627c245daee0ec8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "72a2df248f13c4b901db0aba96d2167e86380e14b27acac80627c245daee0ec8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "72a2df248f13c4b901db0aba96d2167e86380e14b27acac80627c245daee0ec8", kill_on_drop: false }`
[INFO] [stdout] 72a2df248f13c4b901db0aba96d2167e86380e14b27acac80627c245daee0ec8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+dfd7b8d03fb93d0e03147d28b3be6d93260fa94d" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 84915a7427308eb54185894062e231177e871ae3e1cc36a4fa3aa49966bd5a5d
[INFO] running `Command { std: "docker" "start" "-a" "84915a7427308eb54185894062e231177e871ae3e1cc36a4fa3aa49966bd5a5d", kill_on_drop: false }`
[INFO] [stderr]     Checking subtle v2.4.1
[INFO] [stderr]    Compiling serde v1.0.126
[INFO] [stderr]    Compiling libc v0.2.98
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]     Checking half v1.7.1
[INFO] [stderr]     Checking zeroize v1.4.1
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]     Checking cipher v0.2.5
[INFO] [stderr]     Checking dbl v0.3.1
[INFO] [stderr]    Compiling syn v1.0.73
[INFO] [stderr]     Checking aead v0.3.2
[INFO] [stderr]     Checking sha2 v0.9.5
[INFO] [stderr]     Checking crypto-mac v0.8.0
[INFO] [stderr]     Checking crypto-mac v0.10.1
[INFO] [stderr]     Checking aes-soft v0.6.4
[INFO] [stderr]     Checking ctr v0.6.0
[INFO] [stderr]     Checking hmac v0.8.1
[INFO] [stderr]     Checking blake2 v0.9.1
[INFO] [stderr]     Checking cmac v0.5.1
[INFO] [stderr]     Checking pmac v0.5.1
[INFO] [stderr]     Checking aes v0.6.0
[INFO] [stderr]     Checking aes-siv v0.5.0
[INFO] [stderr]     Checking getrandom v0.1.16
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking rmp v0.8.10
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking pbkdf2 v0.4.0
[INFO] [stderr]    Compiling serde_derive v1.0.126
[INFO] [stderr]     Checking serde_json v1.0.64
[INFO] [stderr]     Checking toml v0.4.10
[INFO] [stderr]     Checking serde_cbor v0.11.1
[INFO] [stderr]     Checking rmp-serde v0.13.7
[INFO] [stderr]     Checking bincode v1.3.3
[INFO] [stderr]     Checking keybob v0.4.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]   --> src/serial.rs:40:4
[INFO] [stdout]    |
[INFO] [stdout] 40 |         };
[INFO] [stdout]    |          ^ help: remove this semicolon
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]   --> src/serial.rs:40:4
[INFO] [stdout]    |
[INFO] [stdout] 40 |         };
[INFO] [stdout]    |          ^ help: remove this semicolon
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 14.94s
[INFO] running `Command { std: "docker" "inspect" "84915a7427308eb54185894062e231177e871ae3e1cc36a4fa3aa49966bd5a5d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "84915a7427308eb54185894062e231177e871ae3e1cc36a4fa3aa49966bd5a5d", kill_on_drop: false }`
[INFO] [stdout] 84915a7427308eb54185894062e231177e871ae3e1cc36a4fa3aa49966bd5a5d