[INFO] fetching crate sensehat-stick 0.1.0...
[INFO] testing sensehat-stick-0.1.0 against beta-2020-10-09 for beta-1.48-1
[INFO] extracting crate sensehat-stick 0.1.0 into /workspace/builds/worker-5/source
[INFO] validating manifest of crates.io crate sensehat-stick 0.1.0 on toolchain beta-2020-10-09
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-10-09" "read-manifest" "--manifest-path" "Cargo.toml", 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-5/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-10-09" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-10-09" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded nix v0.8.1
[INFO] [stderr]   Downloaded evdev v0.10.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-10-09" "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] 63ecae736f09c6ce67ae1925514f9b6180a1ec08014e9de5f5e29bbd841c3745
[INFO] running `Command { std: "docker" "start" "-a" "63ecae736f09c6ce67ae1925514f9b6180a1ec08014e9de5f5e29bbd841c3745", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "63ecae736f09c6ce67ae1925514f9b6180a1ec08014e9de5f5e29bbd841c3745", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "63ecae736f09c6ce67ae1925514f9b6180a1ec08014e9de5f5e29bbd841c3745", kill_on_drop: false }`
[INFO] [stdout] 63ecae736f09c6ce67ae1925514f9b6180a1ec08014e9de5f5e29bbd841c3745
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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=warn" "-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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-10-09" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a86182b68006500545902a81759559ca7ae1450c4407847ab7684cb8938fb7a5
[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" "a86182b68006500545902a81759559ca7ae1450c4407847ab7684cb8938fb7a5", kill_on_drop: false }`
[INFO] [stderr]    Compiling fixedbitset v0.1.9
[INFO] [stderr]    Compiling num-integer v0.1.43
[INFO] [stderr]    Compiling num-complex v0.1.43
[INFO] [stderr]    Compiling nix v0.8.1
[INFO] [stderr]    Compiling num-bigint v0.1.44
[INFO] [stderr]    Compiling num-iter v0.1.41
[INFO] [stderr]    Compiling num-rational v0.1.42
[INFO] [stderr]    Compiling num v0.1.42
[INFO] [stderr]    Compiling evdev v0.10.1
[INFO] [stderr]    Compiling sensehat-stick v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 11.08s
[INFO] running `Command { std: "docker" "inspect" "a86182b68006500545902a81759559ca7ae1450c4407847ab7684cb8938fb7a5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a86182b68006500545902a81759559ca7ae1450c4407847ab7684cb8938fb7a5", kill_on_drop: false }`
[INFO] [stdout] a86182b68006500545902a81759559ca7ae1450c4407847ab7684cb8938fb7a5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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=warn" "-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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-10-09" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c4b610d0124bc718b86b45f237e38c6da1466ddabf3d01d75868d688fe78a42c
[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" "c4b610d0124bc718b86b45f237e38c6da1466ddabf3d01d75868d688fe78a42c", kill_on_drop: false }`
[INFO] [stderr]    Compiling sensehat-stick v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error: cannot find macro `bail` in this scope
[INFO] [stdout]   --> examples/poll.rs:36:25
[INFO] [stdout]    |
[INFO] [stdout] 36 |                         bail!(e);
[INFO] [stdout]    |                         ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `io`
[INFO] [stdout]   --> examples/poll.rs:33:40
[INFO] [stdout]    |
[INFO] [stdout] 33 |                         if e.kind() == io::ErrorKind::WouldBlock {
[INFO] [stdout]    |                                        ^^ use of undeclared crate or module `io`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0433`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `sensehat-stick`
[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] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "c4b610d0124bc718b86b45f237e38c6da1466ddabf3d01d75868d688fe78a42c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c4b610d0124bc718b86b45f237e38c6da1466ddabf3d01d75868d688fe78a42c", kill_on_drop: false }`
[INFO] [stdout] c4b610d0124bc718b86b45f237e38c6da1466ddabf3d01d75868d688fe78a42c
