[INFO] cloning repository https://github.com/SDRust/rocket-challenge
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/SDRust/rocket-challenge" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSDRust%2Frocket-challenge", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSDRust%2Frocket-challenge'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] a05b31c6c03d296c1e67a725021a4bc63616a6d2
[INFO] testing SDRust/rocket-challenge against 1.60.0 for beta-1.61-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSDRust%2Frocket-challenge" "/workspace/builds/worker-10/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-10/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/SDRust/rocket-challenge on toolchain 1.60.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/SDRust/rocket-challenge
[INFO] finished tweaking git repo https://github.com/SDRust/rocket-challenge
[INFO] tweaked toml for git repo https://github.com/SDRust/rocket-challenge written to /workspace/builds/worker-10/source/Cargo.toml
[INFO] crate git repo https://github.com/SDRust/rocket-challenge already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded httparse v1.2.2
[INFO] [stderr]   Downloaded num_cpus v1.4.0
[INFO] [stderr]   Downloaded hyper v0.10.10
[INFO] [stderr]   Downloaded csv v0.15.0
[INFO] [stderr]   Downloaded idna v0.1.1
[INFO] [stderr]   Downloaded state v0.2.1
[INFO] [stderr]   Downloaded rocket v0.2.6
[INFO] [stderr]   Downloaded rocket_codegen v0.2.6
[INFO] [stderr]   Downloaded file v1.1.1
[INFO] [stderr]   Downloaded rocket_contrib v0.2.6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1d518295d68bb52100fc21d4b6f61bbe69d68c0583a91ca5efaf0bbd6793ba16
[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" "1d518295d68bb52100fc21d4b6f61bbe69d68c0583a91ca5efaf0bbd6793ba16", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1d518295d68bb52100fc21d4b6f61bbe69d68c0583a91ca5efaf0bbd6793ba16", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1d518295d68bb52100fc21d4b6f61bbe69d68c0583a91ca5efaf0bbd6793ba16", kill_on_drop: false }`
[INFO] [stdout] 1d518295d68bb52100fc21d4b6f61bbe69d68c0583a91ca5efaf0bbd6793ba16
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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=warn" "-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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d856cc8abd1c1d4606381bc4fd9b4edefcb6242c78c30111c28904aa6722e42b
[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" "d856cc8abd1c1d4606381bc4fd9b4edefcb6242c78c30111c28904aa6722e42b", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.22
[INFO] [stderr]    Compiling version_check v0.1.0
[INFO] [stderr]    Compiling byteorder v1.0.0
[INFO] [stderr]    Compiling term v0.4.5
[INFO] [stderr]    Compiling httparse v1.2.2
[INFO] [stderr]    Compiling state v0.2.1
[INFO] [stderr]    Compiling toml v0.2.1
[INFO] [stderr]    Compiling serde v0.9.15
[INFO] [stderr]    Compiling unidecode v0.2.0
[INFO] [stderr]    Compiling file v1.1.1
[INFO] [stderr]    Compiling idna v0.1.1
[INFO] [stderr]    Compiling hyper v0.10.10
[INFO] [stderr]    Compiling syn v0.11.11
[INFO] [stdout] error[E0557]: feature has been removed
[INFO] [stdout]  --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/state-0.2.1/src/lib.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 `state` due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "d856cc8abd1c1d4606381bc4fd9b4edefcb6242c78c30111c28904aa6722e42b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d856cc8abd1c1d4606381bc4fd9b4edefcb6242c78c30111c28904aa6722e42b", kill_on_drop: false }`
[INFO] [stdout] d856cc8abd1c1d4606381bc4fd9b4edefcb6242c78c30111c28904aa6722e42b