[INFO] cloning repository https://github.com/kkspeed/imdb-top1000
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/kkspeed/imdb-top1000" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkkspeed%2Fimdb-top1000", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkkspeed%2Fimdb-top1000'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] dc583a53bc7a0d9ac1e2b5dea827a1222353ab2f
[INFO] testing kkspeed/imdb-top1000 against beta-2020-10-09 for beta-1.48-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkkspeed%2Fimdb-top1000" "/workspace/builds/worker-2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/kkspeed/imdb-top1000 on toolchain beta-2020-10-09
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-10-09" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/kkspeed/imdb-top1000
[INFO] finished tweaking git repo https://github.com/kkspeed/imdb-top1000
[INFO] tweaked toml for git repo https://github.com/kkspeed/imdb-top1000 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate git repo https://github.com/kkspeed/imdb-top1000 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-10-09" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded tokio v0.1.4
[INFO] [stderr]   Downloaded tokio-threadpool v0.1.1
[INFO] [stderr]   Downloaded syn v0.12.15
[INFO] [stderr]   Downloaded tokio-executor v0.1.1
[INFO] [stderr]   Downloaded rocket v0.3.6
[INFO] [stderr]   Downloaded remove_dir_all v0.5.0
[INFO] [stderr]   Downloaded futf v0.1.3
[INFO] [stderr]   Downloaded serde_derive_internals v0.22.2
[INFO] [stderr]   Downloaded serde v1.0.36
[INFO] [stderr]   Downloaded rocket_codegen v0.3.6
[INFO] [stderr]   Downloaded pear v0.0.12
[INFO] [stderr]   Downloaded pear_codegen v0.0.12
[INFO] [stderr]   Downloaded serde_derive v1.0.36
[INFO] [stderr]   Downloaded bit-set v0.4.0
[INFO] [stderr]   Downloaded utf-8 v0.7.2
[INFO] [stderr]   Downloaded select v0.4.2
[INFO] [stderr]   Downloaded string_cache_codegen v0.4.0
[INFO] [stderr]   Downloaded state v0.3.3
[INFO] [stderr]   Downloaded markup5ever v0.3.2
[INFO] [stderr]   Downloaded tendril v0.3.1
[INFO] [stderr]   Downloaded hyper v0.11.24
[INFO] [stderr]   Downloaded openssl-sys v0.9.27
[INFO] [stderr]   Downloaded html5ever v0.18.0
[INFO] [stderr]   Downloaded futures v0.1.20
[INFO] [stderr]   Downloaded schannel v0.1.11
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-10-09" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 08406c7b68ca874dd35e1d5e09b55782ec0f0ac8510fe13db736519ff32c2722
[INFO] running `Command { std: "docker" "start" "-a" "08406c7b68ca874dd35e1d5e09b55782ec0f0ac8510fe13db736519ff32c2722", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "08406c7b68ca874dd35e1d5e09b55782ec0f0ac8510fe13db736519ff32c2722", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "08406c7b68ca874dd35e1d5e09b55782ec0f0ac8510fe13db736519ff32c2722", kill_on_drop: false }`
[INFO] [stdout] 08406c7b68ca874dd35e1d5e09b55782ec0f0ac8510fe13db736519ff32c2722
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-10-09" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 7184b6d6e67a48b80d14d90b840e11d74136dfb92c23e8a81851fac305bc01bc
[INFO] running `Command { std: "docker" "start" "-a" "7184b6d6e67a48b80d14d90b840e11d74136dfb92c23e8a81851fac305bc01bc", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.40
[INFO] [stderr]    Compiling version_check v0.1.3
[INFO] [stderr]    Compiling cfg-if v0.1.2
[INFO] [stderr]    Compiling lazy_static v1.0.0
[INFO] [stderr]    Compiling nodrop v0.1.12
[INFO] [stderr]    Compiling memoffset v0.2.1
[INFO] [stderr]    Compiling scopeguard v0.3.3
[INFO] [stderr]    Compiling byteorder v1.2.1
[INFO] [stderr]    Compiling siphasher v0.2.2
[INFO] [stderr]    Compiling futures v0.1.20
[INFO] [stderr]    Compiling quote v0.3.15
[INFO] [stderr]    Compiling lazy_static v0.2.11
[INFO] [stderr]    Compiling lazycell v0.6.0
[INFO] [stderr]    Compiling slab v0.4.0
[INFO] [stderr]    Compiling serde v1.0.36
[INFO] [stderr]    Compiling string_cache_shared v0.3.0
[INFO] [stderr]    Compiling percent-encoding v1.0.1
[INFO] [stderr]    Compiling rayon-core v1.4.0
[INFO] [stderr]    Compiling matches v0.1.6
[INFO] [stderr]    Compiling pkg-config v0.3.9
[INFO] [stderr]    Compiling safemem v0.2.0
[INFO] [stderr]    Compiling yansi v0.3.4
[INFO] [stderr]    Compiling cc v1.0.9
[INFO] [stderr]    Compiling void v1.0.2
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]  --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/yansi-0.3.4/src/lib.rs:1:32
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![cfg_attr(feature="nightly", feature(const_atomic_bool_new))]
[INFO] [stdout]   |                                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling unicode-normalization v0.1.5
[INFO] [stderr]    Compiling foreign-types-shared v0.1.1
[INFO] [stderr]    Compiling httparse v1.2.4
[INFO] [stderr]    Compiling language-tags v0.2.2
[INFO] [stderr]    Compiling gcc v0.3.54
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `yansi`
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "7184b6d6e67a48b80d14d90b840e11d74136dfb92c23e8a81851fac305bc01bc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7184b6d6e67a48b80d14d90b840e11d74136dfb92c23e8a81851fac305bc01bc", kill_on_drop: false }`
[INFO] [stdout] 7184b6d6e67a48b80d14d90b840e11d74136dfb92c23e8a81851fac305bc01bc
