[INFO] updating cached repository https://github.com/bjeanes/lifx-rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune", kill_on_drop: false }`
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] e07d49231f9dba3db3354d4bcb2c09c0fb51013d
[INFO] testing bjeanes/lifx-rust against master#8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e for pr-74409
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbjeanes%2Flifx-rust" "/workspace/builds/worker-8/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-8/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/bjeanes/lifx-rust on toolchain 8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/bjeanes/lifx-rust
[INFO] finished tweaking git repo https://github.com/bjeanes/lifx-rust
[INFO] tweaked toml for git repo https://github.com/bjeanes/lifx-rust written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate git repo https://github.com/bjeanes/lifx-rust already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "metadata" "--no-deps" "--format-version=1", 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] bcd9ce9fe9555f9460a5717dd6b720ae42c415da80d5d078b8992b1004d35f6b
[INFO] running `Command { std: "docker" "start" "-a" "bcd9ce9fe9555f9460a5717dd6b720ae42c415da80d5d078b8992b1004d35f6b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "bcd9ce9fe9555f9460a5717dd6b720ae42c415da80d5d078b8992b1004d35f6b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bcd9ce9fe9555f9460a5717dd6b720ae42c415da80d5d078b8992b1004d35f6b", kill_on_drop: false }`
[INFO] [stdout] bcd9ce9fe9555f9460a5717dd6b720ae42c415da80d5d078b8992b1004d35f6b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0e12eb4bf5e0d8c2a30fc83c812d3a02d93505cfdf1e930495141a44fec7e60a
[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" "0e12eb4bf5e0d8c2a30fc83c812d3a02d93505cfdf1e930495141a44fec7e60a", kill_on_drop: false }`
[INFO] [stderr]    Compiling lifx v0.0.1-pre (/opt/rustwide/workdir)
[INFO] [stdout] error: expected one of `!`, `(`, `+`, `::`, `;`, `<`, or `]`, found `,`
[INFO] [stdout]   --> src/lib.rs:15:18
[INFO] [stdout]    |
[INFO] [stdout] 15 |   pub target: [u8, .. 8],
[INFO] [stdout]    |                  ^ expected one of 7 possible tokens
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: expected one of `!`, `(`, `+`, `::`, `;`, `<`, or `]`, found `,`
[INFO] [stdout]   --> src/lib.rs:36:61
[INFO] [stdout]    |
[INFO] [stdout] 36 |   LightState { color: HSBK, dim: i16, power: u16, label: [u8, ..32], tags: u64 } // 107
[INFO] [stdout]    |                                                             ^ expected one of 7 possible tokens
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: expected one of `.`, `;`, `?`, `}`, or an operator, found `assert`
[INFO] [stdout]    --> src/lib.rs:106:5
[INFO] [stdout]     |
[INFO] [stdout] 105 |     assert!(mesg.size == 57)
[INFO] [stdout]     |                             - expected one of `.`, `;`, `?`, `}`, or an operator
[INFO] [stdout] 106 |     assert!(mesg.version == 1024)
[INFO] [stdout]     |     ^^^^^^ unexpected token
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0463]: can't find crate for `serialize`
[INFO] [stdout]  --> src/lib.rs:5:1
[INFO] [stdout]   |
[INFO] [stdout] 5 | extern crate serialize;
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^ can't find crate
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 4 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0463`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `lifx`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `Command { std: "docker" "inspect" "0e12eb4bf5e0d8c2a30fc83c812d3a02d93505cfdf1e930495141a44fec7e60a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0e12eb4bf5e0d8c2a30fc83c812d3a02d93505cfdf1e930495141a44fec7e60a", kill_on_drop: false }`
[INFO] [stdout] 0e12eb4bf5e0d8c2a30fc83c812d3a02d93505cfdf1e930495141a44fec7e60a