[INFO] fetching crate word2vec 0.3.3...
[INFO] checking word2vec-0.3.3 against beta for pr-78714
[INFO] extracting crate word2vec 0.3.3 into /workspace/builds/worker-12/source
[INFO] validating manifest of crates.io crate word2vec 0.3.3 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 word2vec 0.3.3
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate word2vec 0.3.3
[INFO] tweaked toml for crates.io crate word2vec 0.3.3 written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] crate crates.io crate word2vec 0.3.3 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] dfa72cb8ad50ac683487842888bf569ea583c8793ec1f4e501fd987519daaef3
[INFO] running `Command { std: "docker" "start" "-a" "dfa72cb8ad50ac683487842888bf569ea583c8793ec1f4e501fd987519daaef3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "dfa72cb8ad50ac683487842888bf569ea583c8793ec1f4e501fd987519daaef3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dfa72cb8ad50ac683487842888bf569ea583c8793ec1f4e501fd987519daaef3", kill_on_drop: false }`
[INFO] [stdout] dfa72cb8ad50ac683487842888bf569ea583c8793ec1f4e501fd987519daaef3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 670d18af5b63fd100c1d1cdbd56198f8f8013d8d433114f055511b1d13cd9b8c
[INFO] running `Command { std: "docker" "start" "-a" "670d18af5b63fd100c1d1cdbd56198f8f8013d8d433114f055511b1d13cd9b8c", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Checking byteorder v1.0.0
[INFO] [stderr]     Checking word2vec v0.3.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/errors.rs:21:51
[INFO] [stdout]    |
[INFO] [stdout] 21 |             Word2VecError::Decode(ref err) => err.description(),
[INFO] [stdout]    |                                                   ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/errors.rs:22:47
[INFO] [stdout]    |
[INFO] [stdout] 22 |             Word2VecError::Io(ref err) => err.description(),
[INFO] [stdout]    |                                               ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/errors.rs:21:51
[INFO] [stdout]    |
[INFO] [stdout] 21 |             Word2VecError::Decode(ref err) => err.description(),
[INFO] [stdout]    |                                                   ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/errors.rs:22:47
[INFO] [stdout]    |
[INFO] [stdout] 22 |             Word2VecError::Io(ref err) => err.description(),
[INFO] [stdout]    |                                               ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.89s
[INFO] running `Command { std: "docker" "inspect" "670d18af5b63fd100c1d1cdbd56198f8f8013d8d433114f055511b1d13cd9b8c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "670d18af5b63fd100c1d1cdbd56198f8f8013d8d433114f055511b1d13cd9b8c", kill_on_drop: false }`
[INFO] [stdout] 670d18af5b63fd100c1d1cdbd56198f8f8013d8d433114f055511b1d13cd9b8c