[INFO] cloning repository https://github.com/dalecgu/jd_comments
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/dalecgu/jd_comments" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdalecgu%2Fjd_comments", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdalecgu%2Fjd_comments'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] f4cf98b2dae80266c9dcf0fc055afc88d64fae2a
[INFO] checking dalecgu/jd_comments against master#0599f3403366d9c57f0625e6de3af214b5042a90 for pr-87710
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdalecgu%2Fjd_comments" "/workspace/builds/worker-3/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/dalecgu/jd_comments on toolchain 0599f3403366d9c57f0625e6de3af214b5042a90
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+0599f3403366d9c57f0625e6de3af214b5042a90" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/dalecgu/jd_comments
[INFO] finished tweaking git repo https://github.com/dalecgu/jd_comments
[INFO] tweaked toml for git repo https://github.com/dalecgu/jd_comments written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate git repo https://github.com/dalecgu/jd_comments already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+0599f3403366d9c57f0625e6de3af214b5042a90" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "+0599f3403366d9c57f0625e6de3af214b5042a90" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] bec5e12d05748016eb77fb0cf535ee8d5d3c93431db71bbfa42759f5fdae5026
[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" "bec5e12d05748016eb77fb0cf535ee8d5d3c93431db71bbfa42759f5fdae5026", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "bec5e12d05748016eb77fb0cf535ee8d5d3c93431db71bbfa42759f5fdae5026", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bec5e12d05748016eb77fb0cf535ee8d5d3c93431db71bbfa42759f5fdae5026", kill_on_drop: false }`
[INFO] [stdout] bec5e12d05748016eb77fb0cf535ee8d5d3c93431db71bbfa42759f5fdae5026
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "+0599f3403366d9c57f0625e6de3af214b5042a90" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 83296682c36fd5f3412b54d1a9bdb4d3c63a52de6ddd3225f3db67ffdb45641f
[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" "83296682c36fd5f3412b54d1a9bdb4d3c63a52de6ddd3225f3db67ffdb45641f", kill_on_drop: false }`
[INFO] [stderr]     Checking lazy_static v0.2.9
[INFO] [stderr]     Checking futures v0.1.16
[INFO] [stderr]    Compiling cc v1.0.2
[INFO] [stderr]     Checking serde v1.0.16
[INFO] [stderr]    Compiling openssl v0.9.20
[INFO] [stderr]     Checking slab v0.4.0
[INFO] [stderr]    Compiling gcc v0.3.54
[INFO] [stderr]     Checking regex-syntax v0.4.1
[INFO] [stderr]     Checking percent-encoding v1.0.0
[INFO] [stderr]     Checking foreign-types v0.2.0
[INFO] [stderr]     Checking take v0.1.0
[INFO] [stderr]     Checking smallvec v0.2.1
[INFO] [stderr]     Checking uuid v0.5.1
[INFO] [stderr]     Checking linked-hash-map v0.3.0
[INFO] [stderr]     Checking hex v0.2.0
[INFO] [stderr]     Checking bufstream v0.1.3
[INFO] [stderr]     Checking bit-vec v0.4.4
[INFO] [stderr]     Checking language-tags v0.2.2
[INFO] [stderr]     Checking separator v0.3.1
[INFO] [stderr]     Checking data-encoding v1.2.0
[INFO] [stderr]     Checking scan_fmt v0.1.1
[INFO] [stderr]     Checking bitflags v1.0.0
[INFO] [stderr]     Checking time v0.1.38
[INFO] [stderr]     Checking iovec v0.1.1
[INFO] [stderr]     Checking memchr v1.0.2
[INFO] [stderr]     Checking num_cpus v1.7.0
[INFO] [stderr]     Checking hostname v0.1.3
[INFO] [stderr]     Checking num-integer v0.1.35
[INFO] [stderr]     Checking net2 v0.2.31
[INFO] [stderr]     Checking unreachable v1.0.0
[INFO] [stderr]     Checking atoi v0.2.2
[INFO] [stderr]     Checking nix v0.9.0
[INFO] [stderr]     Checking base64 v0.6.0
[INFO] [stderr]     Checking unicode-bidi v0.3.4
[INFO] [stderr]     Checking semver v0.8.0
[INFO] [stderr]     Checking twox-hash v1.1.0
[INFO] [stderr]    Compiling unicase v2.0.0
[INFO] [stderr]    Compiling syn v0.11.11
[INFO] [stdout] error[E0214]: parenthesized type parameters may only be used with a `Fn` trait
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/twox-hash-1.1.0/src/number_streams.rs:67:23
[INFO] [stdout]    |
[INFO] [stdout] 67 |     fn count(self) -> usize() {
[INFO] [stdout]    |                       ^^^^^^^ only `Fn` traits may use parentheses
[INFO] [stdout] ...
[INFO] [stdout] 74 | number_stream!(U32FromBytes, u32, U32_BYTES);
[INFO] [stdout]    | --------------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the macro `number_stream` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0214]: parenthesized type parameters may only be used with a `Fn` trait
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/twox-hash-1.1.0/src/number_streams.rs:67:23
[INFO] [stdout]    |
[INFO] [stdout] 67 |     fn count(self) -> usize() {
[INFO] [stdout]    |                       ^^^^^^^ only `Fn` traits may use parentheses
[INFO] [stdout] ...
[INFO] [stdout] 75 | number_stream!(U64FromBytes, u64, U64_BYTES);
[INFO] [stdout]    | --------------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the macro `number_stream` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking bytes v0.4.5
[INFO] [stderr]     Checking aho-corasick v0.6.3
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0214`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `twox-hash` due to 3 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "83296682c36fd5f3412b54d1a9bdb4d3c63a52de6ddd3225f3db67ffdb45641f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "83296682c36fd5f3412b54d1a9bdb4d3c63a52de6ddd3225f3db67ffdb45641f", kill_on_drop: false }`
[INFO] [stdout] 83296682c36fd5f3412b54d1a9bdb4d3c63a52de6ddd3225f3db67ffdb45641f