[INFO] fetching crate mio-named-pipes 0.1.7...
[INFO] checking mio-named-pipes-0.1.7 against beta for pr-78714
[INFO] extracting crate mio-named-pipes 0.1.7 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate mio-named-pipes 0.1.7 on toolchain beta
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate mio-named-pipes 0.1.7
[INFO] finished tweaking crates.io crate mio-named-pipes 0.1.7
[INFO] tweaked toml for crates.io crate mio-named-pipes 0.1.7 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 53ebb2daa98e22333685c6f0a0b752dbd165322c9283161abc5fbe678bba1747
[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" "53ebb2daa98e22333685c6f0a0b752dbd165322c9283161abc5fbe678bba1747", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "53ebb2daa98e22333685c6f0a0b752dbd165322c9283161abc5fbe678bba1747", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "53ebb2daa98e22333685c6f0a0b752dbd165322c9283161abc5fbe678bba1747", kill_on_drop: false }`
[INFO] [stdout] 53ebb2daa98e22333685c6f0a0b752dbd165322c9283161abc5fbe678bba1747
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 614fc9bb9f34976a08518af2d979c63510852b80e9d94fab822a082ac6fec2ef
[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" "614fc9bb9f34976a08518af2d979c63510852b80e9d94fab822a082ac6fec2ef", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Checking mio-named-pipes v0.1.7 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking env_logger v0.4.3
[INFO] [stdout] error[E0463]: can't find crate for `mio`
[INFO] [stdout]  --> tests/smoke.rs:2:1
[INFO] [stdout]   |
[INFO] [stdout] 2 | extern crate mio;
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^ can't find crate
[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 E0463`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `mio-named-pipes`
[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" "614fc9bb9f34976a08518af2d979c63510852b80e9d94fab822a082ac6fec2ef", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "614fc9bb9f34976a08518af2d979c63510852b80e9d94fab822a082ac6fec2ef", kill_on_drop: false }`
[INFO] [stdout] 614fc9bb9f34976a08518af2d979c63510852b80e9d94fab822a082ac6fec2ef