[INFO] fetching crate drossel 0.1.0...
[INFO] checking drossel-0.1.0 against master#39b841dfe36f90a7cd111e7f0c55f32594f6e578 for pr-77035
[INFO] extracting crate drossel 0.1.0 into /workspace/builds/worker-13/source
[INFO] validating manifest of crates.io crate drossel 0.1.0 on toolchain 39b841dfe36f90a7cd111e7f0c55f32594f6e578
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+39b841dfe36f90a7cd111e7f0c55f32594f6e578" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate drossel 0.1.0
[INFO] finished tweaking crates.io crate drossel 0.1.0
[INFO] tweaked toml for crates.io crate drossel 0.1.0 written to /workspace/builds/worker-13/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+39b841dfe36f90a7cd111e7f0c55f32594f6e578" "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" "+39b841dfe36f90a7cd111e7f0c55f32594f6e578" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+39b841dfe36f90a7cd111e7f0c55f32594f6e578" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] fc2cc9d1d7b34eb264f29156b51b1c0d93074490db168d555e07b20e418b0379
[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" "fc2cc9d1d7b34eb264f29156b51b1c0d93074490db168d555e07b20e418b0379", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fc2cc9d1d7b34eb264f29156b51b1c0d93074490db168d555e07b20e418b0379", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fc2cc9d1d7b34eb264f29156b51b1c0d93074490db168d555e07b20e418b0379", kill_on_drop: false }`
[INFO] [stdout] fc2cc9d1d7b34eb264f29156b51b1c0d93074490db168d555e07b20e418b0379
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+39b841dfe36f90a7cd111e7f0c55f32594f6e578" "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] bbad27b05e6f6f7ac7009987fd04fdaf4a4b38451916f9918815105c0d78c6fb
[INFO] running `Command { std: "docker" "start" "-a" "bbad27b05e6f6f7ac7009987fd04fdaf4a4b38451916f9918815105c0d78c6fb", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.81
[INFO] [stderr]     Checking db-key v0.0.5
[INFO] [stderr]     Checking db-key v0.0.1
[INFO] [stderr]     Checking db-key v0.1.0
[INFO] [stderr]     Checking strand v0.1.2
[INFO] [stdout] error: expected type, found `|`
[INFO] [stdout]  --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/db-key-0.0.1/src/lib.rs:3:28
[INFO] [stdout]   |
[INFO] [stdout] 3 |   fn as_slice<T>(&self, f: |v: &[u8]| -> T) -> T;
[INFO] [stdout]   |                            ^ expected type
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: expected type, found `|`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/db-key-0.0.1/src/lib.rs:20:28
[INFO] [stdout]    |
[INFO] [stdout] 20 |   fn as_slice<T>(&self, f: |v: &[u8]| -> T) -> T {
[INFO] [stdout]    |                            ^ expected type
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `int` in this scope
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/db-key-0.0.1/src/lib.rs:10:14
[INFO] [stdout]    |
[INFO] [stdout] 10 | impl Key for int {
[INFO] [stdout]    |              ^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `int` in this scope
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/db-key-0.0.1/src/lib.rs:11:29
[INFO] [stdout]    |
[INFO] [stdout] 11 |   fn from_u8(key: &[u8]) -> int {
[INFO] [stdout]    |                             ^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `int` in this scope
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/db-key-0.0.1/src/lib.rs:14:16
[INFO] [stdout]    |
[INFO] [stdout] 14 |     (key[0] as int) << 24 |
[INFO] [stdout]    |                ^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `int` in this scope
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/db-key-0.0.1/src/lib.rs:15:16
[INFO] [stdout]    |
[INFO] [stdout] 15 |     (key[1] as int) << 16 |
[INFO] [stdout]    |                ^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `int` in this scope
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/db-key-0.0.1/src/lib.rs:16:16
[INFO] [stdout]    |
[INFO] [stdout] 16 |     (key[2] as int) << 8 |
[INFO] [stdout]    |                ^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `int` in this scope
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/db-key-0.0.1/src/lib.rs:17:16
[INFO] [stdout]    |
[INFO] [stdout] 17 |     (key[3] as int)
[INFO] [stdout]    |                ^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find function `f` in this scope
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/db-key-0.0.1/src/lib.rs:26:5
[INFO] [stdout]    |
[INFO] [stdout] 26 |     f(&dst)
[INFO] [stdout]    |     ^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/db-key-0.0.1/src/lib.rs:21:25
[INFO] [stdout]    |
[INFO] [stdout] 21 |     let mut dst = [0u8, ..4];
[INFO] [stdout]    |                         ^^^ expected `u8`, found struct `RangeTo`
[INFO] [stdout]    |
[INFO] [stdout]    = note: expected type `u8`
[INFO] [stdout]             found struct `RangeTo<{integer}>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 10 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0308, E0412, E0425.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0308`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `db-key`
[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" "bbad27b05e6f6f7ac7009987fd04fdaf4a4b38451916f9918815105c0d78c6fb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bbad27b05e6f6f7ac7009987fd04fdaf4a4b38451916f9918815105c0d78c6fb", kill_on_drop: false }`
[INFO] [stdout] bbad27b05e6f6f7ac7009987fd04fdaf4a4b38451916f9918815105c0d78c6fb