[INFO] cloning repository https://github.com/mattjquinn/ray-tracer-shirley
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/mattjquinn/ray-tracer-shirley" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmattjquinn%2Fray-tracer-shirley", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmattjquinn%2Fray-tracer-shirley'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 4cb18474f80db533e1387c6768bb80df636f0f27
[INFO] testing mattjquinn/ray-tracer-shirley against master#62efba8a050c64249dab942951bb28f710208bc8 for pr-90799
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmattjquinn%2Fray-tracer-shirley" "/workspace/builds/worker-103/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-103/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/mattjquinn/ray-tracer-shirley on toolchain 62efba8a050c64249dab942951bb28f710208bc8
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/mattjquinn/ray-tracer-shirley
[INFO] finished tweaking git repo https://github.com/mattjquinn/ray-tracer-shirley
[INFO] tweaked toml for git repo https://github.com/mattjquinn/ray-tracer-shirley written to /workspace/builds/worker-103/source/Cargo.toml
[INFO] crate git repo https://github.com/mattjquinn/ray-tracer-shirley already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-103/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-103/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b201c90904b35f9d82610e13d26ad656aab14f3fbd4f484e6a298cc262d9fd7d
[INFO] running `Command { std: "docker" "start" "-a" "b201c90904b35f9d82610e13d26ad656aab14f3fbd4f484e6a298cc262d9fd7d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b201c90904b35f9d82610e13d26ad656aab14f3fbd4f484e6a298cc262d9fd7d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b201c90904b35f9d82610e13d26ad656aab14f3fbd4f484e6a298cc262d9fd7d", kill_on_drop: false }`
[INFO] [stdout] b201c90904b35f9d82610e13d26ad656aab14f3fbd4f484e6a298cc262d9fd7d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-103/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-103/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b11f6f349db98e49880d4f5c96fedecd65e2e9de337e5c94db5efb30ef6e056a
[INFO] running `Command { std: "docker" "start" "-a" "b11f6f349db98e49880d4f5c96fedecd65e2e9de337e5c94db5efb30ef6e056a", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling ray-tracer-shirley v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0557]: feature has been removed
[INFO] [stdout]  --> src/main.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(const_fn)]
[INFO] [stdout]   |            ^^^^^^^^ feature has been removed
[INFO] [stdout]   |
[INFO] [stdout]   = note: split into finer-grained feature gates
[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 `ray-tracer-shirley` due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "b11f6f349db98e49880d4f5c96fedecd65e2e9de337e5c94db5efb30ef6e056a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b11f6f349db98e49880d4f5c96fedecd65e2e9de337e5c94db5efb30ef6e056a", kill_on_drop: false }`
[INFO] [stdout] b11f6f349db98e49880d4f5c96fedecd65e2e9de337e5c94db5efb30ef6e056a