[INFO] fetching crate binserde 0.1.6...
[INFO] testing binserde-0.1.6 against try#722e1797249a965b6335aebd65d777f917e498f1 for pr-91031
[INFO] extracting crate binserde 0.1.6 into /workspace/builds/worker-96/source
[INFO] validating manifest of crates.io crate binserde 0.1.6 on toolchain 722e1797249a965b6335aebd65d777f917e498f1
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate binserde 0.1.6
[INFO] finished tweaking crates.io crate binserde 0.1.6
[INFO] tweaked toml for crates.io crate binserde 0.1.6 written to /workspace/builds/worker-96/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded binserde_derive v0.1.4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-96/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-96/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 980886d75005057e8b2b6eec360cabb0bb8052e8ae1ec6c864d30d69e0dc5f1d
[INFO] running `Command { std: "docker" "start" "-a" "980886d75005057e8b2b6eec360cabb0bb8052e8ae1ec6c864d30d69e0dc5f1d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "980886d75005057e8b2b6eec360cabb0bb8052e8ae1ec6c864d30d69e0dc5f1d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "980886d75005057e8b2b6eec360cabb0bb8052e8ae1ec6c864d30d69e0dc5f1d", kill_on_drop: false }`
[INFO] [stdout] 980886d75005057e8b2b6eec360cabb0bb8052e8ae1ec6c864d30d69e0dc5f1d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-96/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-96/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c13037702257c6392fccfa846966cc8dee0c16b2dee72979e2d254ca1efc611e
[INFO] running `Command { std: "docker" "start" "-a" "c13037702257c6392fccfa846966cc8dee0c16b2dee72979e2d254ca1efc611e", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling syn v1.0.81
[INFO] [stderr]    Compiling ident_case v1.0.1
[INFO] [stderr]    Compiling strsim v0.9.3
[INFO] [stderr]    Compiling byteorder v1.4.3
[INFO] [stderr]    Compiling darling_core v0.10.2
[INFO] [stderr]    Compiling thiserror-impl v1.0.30
[INFO] [stderr]    Compiling darling_macro v0.10.2
[INFO] [stderr]    Compiling darling v0.10.2
[INFO] [stderr]    Compiling binserde_derive v0.1.4
[INFO] [stderr]    Compiling thiserror v1.0.30
[INFO] [stderr]    Compiling binserde v0.1.6 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0557]: feature has been removed
[INFO] [stdout]  --> src/lib.rs:2:12
[INFO] [stdout]   |
[INFO] [stdout] 2 | #![feature(const_generics)]
[INFO] [stdout]   |            ^^^^^^^^^^^^^^ feature has been removed
[INFO] [stdout]   |
[INFO] [stdout]   = note: removed in favor of `#![feature(adt_const_params)]` and `#![feature(generic_const_exprs)]`
[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 E0557`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `binserde` due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "c13037702257c6392fccfa846966cc8dee0c16b2dee72979e2d254ca1efc611e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c13037702257c6392fccfa846966cc8dee0c16b2dee72979e2d254ca1efc611e", kill_on_drop: false }`
[INFO] [stdout] c13037702257c6392fccfa846966cc8dee0c16b2dee72979e2d254ca1efc611e