[INFO] fetching crate formation 0.3.0...
[INFO] checking formation-0.3.0 against master#4d1bd0db7f489b22c6d8aa2385937a95412c015b for pr-114682
[INFO] extracting crate formation 0.3.0 into /workspace/builds/worker-6-tc1/source
[INFO] validating manifest of crates.io crate formation 0.3.0 on toolchain 4d1bd0db7f489b22c6d8aa2385937a95412c015b
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4d1bd0db7f489b22c6d8aa2385937a95412c015b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate formation 0.3.0
[INFO] finished tweaking crates.io crate formation 0.3.0
[INFO] tweaked toml for crates.io crate formation 0.3.0 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4d1bd0db7f489b22c6d8aa2385937a95412c015b" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4d1bd0db7f489b22c6d8aa2385937a95412c015b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded pretty v0.10.0
[INFO] [stderr]   Downloaded sqlparser v0.5.1
[INFO] [stderr]   Downloaded rstest v0.6.4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+4d1bd0db7f489b22c6d8aa2385937a95412c015b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3b6c11994200f6595a20d99a7b90a95f8c439e76bd0b2e95cc7b50ed7aa748ca
[INFO] running `Command { std: "docker" "start" "-a" "3b6c11994200f6595a20d99a7b90a95f8c439e76bd0b2e95cc7b50ed7aa748ca", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3b6c11994200f6595a20d99a7b90a95f8c439e76bd0b2e95cc7b50ed7aa748ca", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3b6c11994200f6595a20d99a7b90a95f8c439e76bd0b2e95cc7b50ed7aa748ca", kill_on_drop: false }`
[INFO] [stdout] 3b6c11994200f6595a20d99a7b90a95f8c439e76bd0b2e95cc7b50ed7aa748ca
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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" "RUSTDOCFLAGS=--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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+4d1bd0db7f489b22c6d8aa2385937a95412c015b" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b2b0df0037ed274bd386a7b06ba6460639a315cf9404547cfee3704c06e70ef0
[INFO] running `Command { std: "docker" "start" "-a" "b2b0df0037ed274bd386a7b06ba6460639a315cf9404547cfee3704c06e70ef0", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-traits v0.2.17
[INFO] [stderr]     Checking plotters-backend v0.3.5
[INFO] [stderr]     Checking regex-syntax v0.8.2
[INFO] [stderr]     Checking memchr v2.6.4
[INFO] [stderr]    Compiling rstest v0.6.4
[INFO] [stderr]     Checking typed-arena v2.0.2
[INFO] [stderr]     Checking arrayvec v0.5.2
[INFO] [stderr]     Checking cast v0.3.0
[INFO] [stderr]     Checking same-file v1.0.6
[INFO] [stderr]     Checking half v1.8.2
[INFO] [stderr]     Checking clap v2.34.0
[INFO] [stderr]     Checking plotters-svg v0.3.5
[INFO] [stderr]     Checking pretty v0.10.0
[INFO] [stderr]     Checking walkdir v2.4.0
[INFO] [stderr]     Checking sqlparser v0.5.1
[INFO] [stderr]     Checking serde_cbor v0.11.2
[INFO] [stderr]     Checking criterion-plot v0.4.5
[INFO] [stderr]     Checking csv-core v0.1.11
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]     Checking csv v1.3.0
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking tinytemplate v1.2.1
[INFO] [stderr]     Checking rayon v1.8.0
[INFO] [stderr]     Checking difference v2.0.0
[INFO] [stderr]     Checking regex-automata v0.4.3
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]     Checking oorandom v11.1.3
[INFO] [stderr]     Checking pretty_assertions v0.6.1
[INFO] [stderr]     Checking formation v0.3.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0557]: feature has been removed
[INFO] [stdout]   --> src/lib.rs:17:12
[INFO] [stdout]    |
[INFO] [stdout] 17 | #![feature(box_syntax, box_patterns)]
[INFO] [stdout]    |            ^^^^^^^^^^ feature has been removed
[INFO] [stdout]    |
[INFO] [stdout]    = note: replaced with `#[rustc_box]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0557`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `formation` (lib) due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "b2b0df0037ed274bd386a7b06ba6460639a315cf9404547cfee3704c06e70ef0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b2b0df0037ed274bd386a7b06ba6460639a315cf9404547cfee3704c06e70ef0", kill_on_drop: false }`
[INFO] [stdout] b2b0df0037ed274bd386a7b06ba6460639a315cf9404547cfee3704c06e70ef0
