[INFO] cloning repository https://github.com/huytd/hackernews-rss-reader
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/huytd/hackernews-rss-reader" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhuytd%2Fhackernews-rss-reader", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhuytd%2Fhackernews-rss-reader'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 1dfd9c7822bedd06c2280c81565af69102b3a9f3
[INFO] checking huytd/hackernews-rss-reader against try#ddfd70ee3c3748e597b32f416b0d15a4f6e37685 for pr-87050
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhuytd%2Fhackernews-rss-reader" "/workspace/builds/worker-1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/huytd/hackernews-rss-reader on toolchain ddfd70ee3c3748e597b32f416b0d15a4f6e37685
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/huytd/hackernews-rss-reader
[INFO] finished tweaking git repo https://github.com/huytd/hackernews-rss-reader
[INFO] tweaked toml for git repo https://github.com/huytd/hackernews-rss-reader written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] crate git repo https://github.com/huytd/hackernews-rss-reader already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded serde_derive_internals v0.15.1
[INFO] [stderr]   Downloaded serde v1.0.11
[INFO] [stderr]   Downloaded reqwest v0.6.2
[INFO] [stderr]   Downloaded serde_derive v1.0.11
[INFO] [stderr]   Downloaded libc v0.2.28
[INFO] [stderr]   Downloaded schannel v0.1.7
[INFO] [stderr]   Downloaded rustc-demangle v0.1.4
[INFO] [stderr]   Downloaded backtrace v0.3.2
[INFO] [stderr]   Downloaded quick-xml v0.7.3
[INFO] [stderr]   Downloaded openssl-sys v0.9.15
[INFO] [stderr]   Downloaded pear_codegen v0.0.10
[INFO] [stderr]   Downloaded memchr v1.0.1
[INFO] [stderr]   Downloaded handlebars v0.27.0
[INFO] [stderr]   Downloaded either v1.1.0
[INFO] [stderr]   Downloaded mio v0.6.10
[INFO] [stderr]   Downloaded iovec v0.1.0
[INFO] [stderr]   Downloaded thread_local v0.3.4
[INFO] [stderr]   Downloaded tokio-proto v0.1.1
[INFO] [stderr]   Downloaded lazycell v0.5.1
[INFO] [stderr]   Downloaded futures-cpupool v0.1.5
[INFO] [stderr]   Downloaded mime v0.3.3
[INFO] [stderr]   Downloaded hyper-tls v0.1.2
[INFO] [stderr]   Downloaded net2 v0.2.30
[INFO] [stderr]   Downloaded unicase v2.0.0
[INFO] [stderr]   Downloaded utf8-ranges v1.0.0
[INFO] [stderr]   Downloaded tokio-io v0.1.2
[INFO] [stderr]   Downloaded bytes v0.4.4
[INFO] [stderr]   Downloaded hyper v0.11.2
[INFO] [stderr]   Downloaded pest v0.3.3
[INFO] [stderr]   Downloaded isatty v0.1.3
[INFO] [stderr]   Downloaded safemem v0.2.0
[INFO] [stderr]   Downloaded scopeguard v0.3.2
[INFO] [stderr]   Downloaded tokio-tls v0.1.3
[INFO] [stderr]   Downloaded rocket_contrib v0.3.0
[INFO] [stderr]   Downloaded smallvec v0.4.1
[INFO] [stderr]   Downloaded aho-corasick v0.6.3
[INFO] [stderr]   Downloaded futures v0.1.14
[INFO] [stderr]   Downloaded derive_builder_core v0.1.7
[INFO] [stderr]   Downloaded rayon v0.7.1
[INFO] [stderr]   Downloaded cookie v0.9.1
[INFO] [stderr]   Downloaded ordermap v0.2.10
[INFO] [stderr]   Downloaded encoding_rs v0.6.11
[INFO] [stderr]   Downloaded pear v0.0.10
[INFO] [stderr]   Downloaded native-tls v0.1.4
[INFO] [stderr]   Downloaded base64 v0.5.2
[INFO] [stderr]   Downloaded hyper v0.10.12
[INFO] [stderr]   Downloaded redox_syscall v0.1.28
[INFO] [stderr]   Downloaded reqwest v0.7.2
[INFO] [stderr]   Downloaded derive_builder v0.5.0
[INFO] [stderr]   Downloaded ring v0.11.0
[INFO] [stderr]   Downloaded rss v0.7.0
[INFO] [stderr]   Downloaded adler32 v1.0.0
[INFO] [stderr]   Downloaded byteorder v1.1.0
[INFO] [stderr]   Downloaded serde_urlencoded v0.5.1
[INFO] [stderr]   Downloaded rocket_codegen v0.3.0
[INFO] [stderr]   Downloaded tokio-core v0.1.9
[INFO] [stderr]   Downloaded regex v0.2.2
[INFO] [stderr]   Downloaded rocket v0.3.0
[INFO] [stderr]   Downloaded rayon-core v1.2.1
[INFO] [stderr]   Downloaded base64 v0.6.0
[INFO] [stderr]   Downloaded coco v0.1.1
[INFO] [stderr]   Downloaded untrusted v0.5.0
[INFO] [stderr]   Downloaded state v0.3.1
[INFO] [stderr]   Downloaded toml v0.4.4
[INFO] [stderr]   Downloaded yansi v0.3.2
[INFO] [stderr]   Downloaded backtrace-sys v0.1.12
[INFO] [stderr]   Downloaded openssl v0.9.15
[INFO] [stderr]   Downloaded security-framework v0.1.14
[INFO] [stderr]   Downloaded security-framework-sys v0.1.14
[INFO] [stderr]   Downloaded hyper-native-tls v0.2.4
[INFO] [stderr]   Downloaded libflate v0.1.10
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "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] 8f5336f0c28824ed1885a8b3cc9347784909170140b176c64cd41a5feff9cac9
[INFO] running `Command { std: "docker" "start" "-a" "8f5336f0c28824ed1885a8b3cc9347784909170140b176c64cd41a5feff9cac9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8f5336f0c28824ed1885a8b3cc9347784909170140b176c64cd41a5feff9cac9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8f5336f0c28824ed1885a8b3cc9347784909170140b176c64cd41a5feff9cac9", kill_on_drop: false }`
[INFO] [stdout] 8f5336f0c28824ed1885a8b3cc9347784909170140b176c64cd41a5feff9cac9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 56c8acb8a454ae9ada4585901fd91cb084d9fe5e17ddb604013f3fe046c1aab0
[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" "56c8acb8a454ae9ada4585901fd91cb084d9fe5e17ddb604013f3fe046c1aab0", kill_on_drop: false }`
[INFO] [stderr]    Compiling gcc v0.3.51
[INFO] [stderr]    Compiling libc v0.2.28
[INFO] [stderr]    Compiling rayon-core v1.2.1
[INFO] [stderr]    Compiling scopeguard v0.3.2
[INFO] [stderr]     Checking cfg-if v0.1.2
[INFO] [stderr]    Compiling either v1.1.0
[INFO] [stderr]     Checking percent-encoding v1.0.0
[INFO] [stderr]    Compiling lazy_static v0.2.8
[INFO] [stderr]    Compiling futures v0.1.14
[INFO] [stderr]     Checking unicode-normalization v0.1.5
[INFO] [stderr]    Compiling openssl v0.9.15
[INFO] [stderr]     Checking httparse v1.2.3
[INFO] [stderr]     Checking serde v1.0.11
[INFO] [stderr]    Compiling semver v0.1.20
[INFO] [stderr]     Checking foreign-types v0.2.0
[INFO] [stderr]    Compiling yansi v0.3.2
[INFO] [stderr]    Compiling unicode-xid v0.0.4
[INFO] [stderr]     Checking itoa v0.3.1
[INFO] [stderr]     Checking slab v0.3.0
[INFO] [stderr]     Checking lazycell v0.5.1
[INFO] [stderr]     Checking dtoa v0.4.1
[INFO] [stdout] error[E0557]: feature has been removed
[INFO] [stdout]  --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/yansi-0.3.2/src/lib.rs:1:40
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![cfg_attr(feature="nightly", 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 `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" "56c8acb8a454ae9ada4585901fd91cb084d9fe5e17ddb604013f3fe046c1aab0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "56c8acb8a454ae9ada4585901fd91cb084d9fe5e17ddb604013f3fe046c1aab0", kill_on_drop: false }`
[INFO] [stdout] 56c8acb8a454ae9ada4585901fd91cb084d9fe5e17ddb604013f3fe046c1aab0