[INFO] fetching crate sensehat-stick 0.1.0...
[INFO] testing sensehat-stick-0.1.0 against master#a77da2d454e6caa227a85b16410b95f93495e7e0 for pr-91031
[INFO] extracting crate sensehat-stick 0.1.0 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate sensehat-stick 0.1.0 on toolchain a77da2d454e6caa227a85b16410b95f93495e7e0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate sensehat-stick 0.1.0
[INFO] finished tweaking crates.io crate sensehat-stick 0.1.0
[INFO] tweaked toml for crates.io crate sensehat-stick 0.1.0 written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "fetch" "--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" "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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "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] 37acb824131e19b3efd984821cd66ebc4585437325d49f21a1b89c28ce01fc76
[INFO] running `Command { std: "docker" "start" "-a" "37acb824131e19b3efd984821cd66ebc4585437325d49f21a1b89c28ce01fc76", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "37acb824131e19b3efd984821cd66ebc4585437325d49f21a1b89c28ce01fc76", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "37acb824131e19b3efd984821cd66ebc4585437325d49f21a1b89c28ce01fc76", kill_on_drop: false }`
[INFO] [stdout] 37acb824131e19b3efd984821cd66ebc4585437325d49f21a1b89c28ce01fc76
[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" "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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f49d2f230f344f2be5e8e5b3a8f0ffd632deb242ad3c4a29961a6fe3246e38cc
[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" "f49d2f230f344f2be5e8e5b3a8f0ffd632deb242ad3c4a29961a6fe3246e38cc", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling libc v0.2.107
[INFO] [stderr]    Compiling proc-macro2 v1.0.32
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling void v1.0.2
[INFO] [stderr]    Compiling bitflags v0.9.1
[INFO] [stderr]    Compiling fixedbitset v0.1.9
[INFO] [stderr]    Compiling slab v0.4.5
[INFO] [stderr]    Compiling bitflags v0.8.2
[INFO] [stderr]    Compiling glob v0.2.11
[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]    Compiling miniz_oxide v0.4.4
[INFO] [stderr]    Compiling quote v1.0.10
[INFO] [stderr]    Compiling rand v0.4.6
[INFO] [stderr]    Compiling iovec v0.1.4
[INFO] [stderr]    Compiling net2 v0.2.37
[INFO] [stderr]    Compiling nix v0.9.0
[INFO] [stderr]    Compiling syn v1.0.81
[INFO] [stderr]    Compiling backtrace v0.3.63
[INFO] [stderr]    Compiling mio v0.6.23
[INFO] [stderr]    Compiling num-complex v0.1.43
[INFO] [stderr]    Compiling num-bigint v0.1.44
[INFO] [stderr]    Compiling num-rational v0.1.42
[INFO] [stderr]    Compiling synstructure v0.12.6
[INFO] [stderr]    Compiling num v0.1.42
[INFO] [stderr]    Compiling evdev v0.10.2
[INFO] [stderr]    Compiling failure_derive v0.1.8
[INFO] [stderr]    Compiling failure v0.1.8
[INFO] [stderr]    Compiling sensehat-stick v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0277]: the trait bound `std::io::Error: From<nix::Error>` is not satisfied
[INFO] [stdout]    --> src/lib.rs:126:26
[INFO] [stdout]     |
[INFO] [stdout] 126 |             .map_err(|e| io::Error::from(e))?
[INFO] [stdout]     |                          ^^^^^^^^^^^^^^^ the trait `From<nix::Error>` is not implemented for `std::io::Error`
[INFO] [stdout]     |
[INFO] [stdout]     = help: the following implementations were found:
[INFO] [stdout]               <std::io::Error as From<ErrorKind>>
[INFO] [stdout]               <std::io::Error as From<IntoInnerError<W>>>
[INFO] [stdout]               <std::io::Error as From<NulError>>
[INFO] [stdout]               <std::io::Error as From<nix::errno::consts::Errno>>
[INFO] [stdout] note: required by `from`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0277`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `sensehat-stick` due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "f49d2f230f344f2be5e8e5b3a8f0ffd632deb242ad3c4a29961a6fe3246e38cc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f49d2f230f344f2be5e8e5b3a8f0ffd632deb242ad3c4a29961a6fe3246e38cc", kill_on_drop: false }`
[INFO] [stdout] f49d2f230f344f2be5e8e5b3a8f0ffd632deb242ad3c4a29961a6fe3246e38cc