[INFO] cloning repository https://github.com/zkxs/birf
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/zkxs/birf" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fzkxs%2Fbirf", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fzkxs%2Fbirf'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 09309a3ac67ff0b7a3aca0a0673f6caac8fe0865
[INFO] testing zkxs/birf against try#db823df02fd0c2cf67b43025ac3fef3f2d743245 for pr-150681
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fzkxs%2Fbirf" "/workspace/builds/worker-7-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc2/source'...
[INFO] [stderr] done.
[INFO] removed /workspace/builds/worker-7-tc2/source/rust-toolchain.toml
[INFO] started tweaking git repo https://github.com/zkxs/birf
[INFO] finished tweaking git repo https://github.com/zkxs/birf
[INFO] tweaked toml for git repo https://github.com/zkxs/birf written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/zkxs/birf on toolchain db823df02fd0c2cf67b43025ac3fef3f2d743245
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+db823df02fd0c2cf67b43025ac3fef3f2d743245" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/zkxs/birf already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+db823df02fd0c2cf67b43025ac3fef3f2d743245" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded proc-macro2 v1.0.86
[INFO] [stderr]   Downloaded identity-hash v0.1.0
[INFO] [stderr]   Downloaded xxhash-rust v0.8.11
[INFO] [stderr]   Downloaded serde_derive v1.0.204
[INFO] [stderr]   Downloaded serde v1.0.204
[INFO] [stderr]   Downloaded bstr v1.9.1
[INFO] [stderr]   Downloaded syn v2.0.70
[INFO] [stderr]   Downloaded regex-automata v0.4.7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/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@sha256:845e597a41426bbf2703be69acdb67d10b6de511142d05cba7bbe119c898b2c7" "/opt/rustwide/cargo-home/bin/cargo" "+db823df02fd0c2cf67b43025ac3fef3f2d743245" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3cf3cf8a309ddac6c512a27c4daeff1611bd4d18772bc9f4fa5055958196a750
[INFO] running `Command { std: "docker" "start" "-a" "3cf3cf8a309ddac6c512a27c4daeff1611bd4d18772bc9f4fa5055958196a750", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3cf3cf8a309ddac6c512a27c4daeff1611bd4d18772bc9f4fa5055958196a750", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3cf3cf8a309ddac6c512a27c4daeff1611bd4d18772bc9f4fa5055958196a750", kill_on_drop: false }`
[INFO] [stdout] 3cf3cf8a309ddac6c512a27c4daeff1611bd4d18772bc9f4fa5055958196a750
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/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@sha256:845e597a41426bbf2703be69acdb67d10b6de511142d05cba7bbe119c898b2c7" "/opt/rustwide/cargo-home/bin/cargo" "+db823df02fd0c2cf67b43025ac3fef3f2d743245" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e639a20ff66f4a5abab3865a386bb0662f2a3a277347eed0827c8303dc721ce0
[INFO] running `Command { std: "docker" "start" "-a" "e639a20ff66f4a5abab3865a386bb0662f2a3a277347eed0827c8303dc721ce0", kill_on_drop: false }`
[INFO] [stderr]    Compiling regex-automata v0.4.7
[INFO] [stderr]    Compiling memchr v2.7.4
[INFO] [stderr]    Compiling identity-hash v0.1.0
[INFO] [stderr]    Compiling xxhash-rust v0.8.11
[INFO] [stderr]    Compiling bstr v1.9.1
[INFO] [stderr]    Compiling birf v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0635]: unknown feature `hash_raw_entry`
[INFO] [stdout]  --> src/main.rs:5:12
[INFO] [stdout]   |
[INFO] [stdout] 5 | #![feature(hash_raw_entry)]
[INFO] [stdout]   |            ^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout] help: there is a feature with a similar name: `hash_set_entry`
[INFO] [stdout]   |
[INFO] [stdout] 5 - #![feature(hash_raw_entry)]
[INFO] [stdout] 5 + #![feature(hash_set_entry)]
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0635`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `birf` (bin "birf") due to 1 previous error
[INFO] running `Command { std: "docker" "inspect" "e639a20ff66f4a5abab3865a386bb0662f2a3a277347eed0827c8303dc721ce0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e639a20ff66f4a5abab3865a386bb0662f2a3a277347eed0827c8303dc721ce0", kill_on_drop: false }`
[INFO] [stdout] e639a20ff66f4a5abab3865a386bb0662f2a3a277347eed0827c8303dc721ce0