[INFO] fetching crate io-arrays 0.2.0...
[INFO] checking io-arrays-0.2.0 against try#15a786332e2f0dd343b226ab6bb8ec028a350f73 for pr-81782
[INFO] extracting crate io-arrays 0.2.0 into /workspace/builds/worker-5/source
[INFO] validating manifest of crates.io crate io-arrays 0.2.0 on toolchain 15a786332e2f0dd343b226ab6bb8ec028a350f73
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+15a786332e2f0dd343b226ab6bb8ec028a350f73" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate io-arrays 0.2.0
[INFO] finished tweaking crates.io crate io-arrays 0.2.0
[INFO] tweaked toml for crates.io crate io-arrays 0.2.0 written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+15a786332e2f0dd343b226ab6bb8ec028a350f73" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+15a786332e2f0dd343b226ab6bb8ec028a350f73" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
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[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:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+15a786332e2f0dd343b226ab6bb8ec028a350f73" "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] 457fd4dc4ed3873eb5e79b91774ae48a4236897a84e110d5d0bc59ed9e6e8d7b
[INFO] running `Command { std: "docker" "start" "-a" "457fd4dc4ed3873eb5e79b91774ae48a4236897a84e110d5d0bc59ed9e6e8d7b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "457fd4dc4ed3873eb5e79b91774ae48a4236897a84e110d5d0bc59ed9e6e8d7b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "457fd4dc4ed3873eb5e79b91774ae48a4236897a84e110d5d0bc59ed9e6e8d7b", kill_on_drop: false }`
[INFO] [stdout] 457fd4dc4ed3873eb5e79b91774ae48a4236897a84e110d5d0bc59ed9e6e8d7b
[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=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:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+15a786332e2f0dd343b226ab6bb8ec028a350f73" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5b7c97b60ecf84e85b502d4c8ec1c405be5bf272f44d8aa9bd8e0d6babba30f8
[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" "5b7c97b60ecf84e85b502d4c8ec1c405be5bf272f44d8aa9bd8e0d6babba30f8", kill_on_drop: false }`
[INFO] [stderr]    Compiling ucd-trie v0.1.3
[INFO] [stderr]    Compiling libc v0.2.86
[INFO] [stderr]     Checking once_cell v1.7.0
[INFO] [stderr]     Checking maybe-owned v0.3.4
[INFO] [stderr]     Checking ipnet v2.3.0
[INFO] [stderr]     Checking parking v2.0.0
[INFO] [stderr]     Checking duplex v0.1.1
[INFO] [stderr]     Checking anyhow v1.0.38
[INFO] [stderr]    Compiling pest v2.1.3
[INFO] [stderr]    Compiling semver-parser v0.10.2
[INFO] [stderr]    Compiling semver v0.11.0
[INFO] [stderr]     Checking errno v0.2.7
[INFO] [stderr]     Checking os_pipe v0.9.2
[INFO] [stderr]     Checking getrandom v0.2.2
[INFO] [stderr]     Checking page_size v0.4.2
[INFO] [stderr]    Compiling rustc_version v0.3.3
[INFO] [stderr]     Checking uuid v0.8.2
[INFO] [stderr]    Compiling unsafe-io v0.5.2
[INFO] [stderr]    Compiling cap-primitives v0.13.6
[INFO] [stderr]    Compiling cap-std v0.13.6
[INFO] [stderr]    Compiling unsafe-io v0.3.0
[INFO] [stderr]    Compiling system-interface v0.6.2
[INFO] [stderr]    Compiling io-streams v0.1.0
[INFO] [stderr]    Compiling cap-fs-ext v0.13.6
[INFO] [stderr]    Compiling io-arrays v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking posish v0.5.13
[INFO] [stderr]     Checking fs-set-times v0.2.4
[INFO] [stdout] error[E0277]: the trait bound `PipeReader: OwnsRaw` is not satisfied
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/system-interface-0.6.2/src/io/read_ready.rs:106:18
[INFO] [stdout]     |
[INFO] [stdout] 106 |         fionread(self)
[INFO] [stdout]     |                  ^^^^ the trait `OwnsRaw` is not implemented for `PipeReader`
[INFO] [stdout]     | 
[INFO] [stdout]    ::: /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/posish-0.5.13/src/io/fd.rs:17:21
[INFO] [stdout]     |
[INFO] [stdout] 17  | pub fn fionread<Fd: AsUnsafeHandle>(fd: &Fd) -> io::Result<u64> {
[INFO] [stdout]     |                     -------------- required by this bound in `fionread`
[INFO] [stdout]     |
[INFO] [stdout]     = note: required because of the requirements on the impl of `AsUnsafeHandle` for `PipeReader`
[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 `system-interface`
[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" "5b7c97b60ecf84e85b502d4c8ec1c405be5bf272f44d8aa9bd8e0d6babba30f8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5b7c97b60ecf84e85b502d4c8ec1c405be5bf272f44d8aa9bd8e0d6babba30f8", kill_on_drop: false }`
[INFO] [stdout] 5b7c97b60ecf84e85b502d4c8ec1c405be5bf272f44d8aa9bd8e0d6babba30f8