[INFO] fetching crate intovec 0.0.6...
[INFO] testing intovec-0.0.6 against beta-2021-08-01 for beta-1.55-1
[INFO] extracting crate intovec 0.0.6 into /workspace/builds/worker-15/source
[INFO] validating manifest of crates.io crate intovec 0.0.6 on toolchain beta-2021-08-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate intovec 0.0.6
[INFO] finished tweaking crates.io crate intovec 0.0.6
[INFO] tweaked toml for crates.io crate intovec 0.0.6 written to /workspace/builds/worker-15/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 48e0e7ace5a6fd03a757ff90265908120ee271be660435f5f5a47a31e07363fe
[INFO] running `Command { std: "docker" "start" "-a" "48e0e7ace5a6fd03a757ff90265908120ee271be660435f5f5a47a31e07363fe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "48e0e7ace5a6fd03a757ff90265908120ee271be660435f5f5a47a31e07363fe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "48e0e7ace5a6fd03a757ff90265908120ee271be660435f5f5a47a31e07363fe", kill_on_drop: false }`
[INFO] [stdout] 48e0e7ace5a6fd03a757ff90265908120ee271be660435f5f5a47a31e07363fe
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-01" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] defaa675bf8822bffdaa16b7b78edfd56cb0b6e90ab723209fbfcaca8b6e3108
[INFO] running `Command { std: "docker" "start" "-a" "defaa675bf8822bffdaa16b7b78edfd56cb0b6e90ab723209fbfcaca8b6e3108", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling intovec v0.0.6 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0433]: failed to resolve: could not find `SliceExt` in `slice`
[INFO] [stdout]   --> src/lib.rs:29:21
[INFO] [stdout]    |
[INFO] [stdout] 29 |         std::slice::SliceExt::into_vec(self)
[INFO] [stdout]    |                     ^^^^^^^^ could not find `SliceExt` in `slice`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `#[inline]` is ignored on function prototypes
[INFO] [stdout]   --> src/lib.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 12 |     #[inline]
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]   --> src/lib.rs:2:9
[INFO] [stdout]    |
[INFO] [stdout] 2  | #![deny(warnings)]
[INFO] [stdout]    |         ^^^^^^^^
[INFO] [stdout]    = note: `#[warn(unused_attributes)]` implied by `#[warn(warnings)]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error; 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0433`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `intovec` due to 2 previous errors; 1 warning emitted
[INFO] running `Command { std: "docker" "inspect" "defaa675bf8822bffdaa16b7b78edfd56cb0b6e90ab723209fbfcaca8b6e3108", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "defaa675bf8822bffdaa16b7b78edfd56cb0b6e90ab723209fbfcaca8b6e3108", kill_on_drop: false }`
[INFO] [stdout] defaa675bf8822bffdaa16b7b78edfd56cb0b6e90ab723209fbfcaca8b6e3108
