[INFO] updating cached repository https://github.com/cih-y2k/actix-sse-stream
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"`
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 12079b1f0bf7d5d1d96f8768c5afc2b01e6e39c0
[INFO] checking cih-y2k/actix-sse-stream against master#2748a9fd93dd1a00a4521f4f16de5befbf77f6cd for pr-62262-1
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcih-y2k%2Factix-sse-stream" "/workspace/builds/worker-13/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-13/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/cih-y2k/actix-sse-stream on toolchain 2748a9fd93dd1a00a4521f4f16de5befbf77f6cd
[INFO] running `"/workspace/cargo-home/bin/cargo" "+2748a9fd93dd1a00a4521f4f16de5befbf77f6cd" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/cih-y2k/actix-sse-stream
[INFO] finished tweaking git repo https://github.com/cih-y2k/actix-sse-stream
[INFO] tweaked toml for git repo https://github.com/cih-y2k/actix-sse-stream written to /workspace/builds/worker-13/source/Cargo.toml
[INFO] crate git repo https://github.com/cih-y2k/actix-sse-stream already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+2748a9fd93dd1a00a4521f4f16de5befbf77f6cd" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+2748a9fd93dd1a00a4521f4f16de5befbf77f6cd" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] cfedc68c605ccd46f50f94603e6be4ba70d0a66a254a4dbb8bb684d5548e5489
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `"docker" "start" "-a" "cfedc68c605ccd46f50f94603e6be4ba70d0a66a254a4dbb8bb684d5548e5489"`
[INFO] [stderr]    Compiling lazy_static v1.0.2
[INFO] [stderr]     Checking crossbeam-utils v0.4.1
[INFO] [stderr]     Checking hostname v0.1.5
[INFO] [stderr]     Checking socket2 v0.3.7
[INFO] [stderr]    Compiling actix-web v0.7.1
[INFO] [stderr]    Compiling crossbeam-utils v0.2.2
[INFO] [stderr]     Checking uuid v0.6.5
[INFO] [stderr]     Checking tokio-io v0.1.7
[INFO] [stderr]     Checking mio-uds v0.6.6
[INFO] [stderr]     Checking http v0.1.8
[INFO] [stderr]     Checking parking_lot_core v0.2.14
[INFO] [stderr]    Compiling phf_shared v0.7.22
[INFO] [stderr]    Compiling syn v0.14.5
[INFO] [stderr]     Checking brotli-sys v0.3.2
[INFO] [stderr]     Checking tokio-threadpool v0.1.5
[INFO] [stderr]     Checking backtrace v0.2.3
[INFO] [stderr]     Checking flate2 v1.0.1
[INFO] [stderr]     Checking resolv-conf v0.6.1
[INFO] [stderr]     Checking crossbeam-epoch v0.5.1
[INFO] [stderr]    Compiling phf_generator v0.7.22
[INFO] [stderr]     Checking phf v0.7.22
[INFO] [stderr]     Checking brotli2 v0.3.2
[INFO] [stderr]    Compiling crossbeam-epoch v0.3.1
[INFO] [stderr]     Checking parking_lot v0.5.5
[INFO] [stderr]     Checking parking_lot v0.6.3
[INFO] [stderr]     Checking error-chain v0.1.12
[INFO] [stderr]    Compiling phf_codegen v0.7.22
[INFO] [stderr]     Checking tokio-reactor v0.1.2
[INFO] [stderr]     Checking tokio-codec v0.1.0
[INFO] [stderr]     Checking tokio-fs v0.1.2
[INFO] [stderr]    Compiling crossbeam-deque v0.2.0
[INFO] [stderr]     Checking crossbeam-channel v0.2.3
[INFO] [stderr]    Compiling mime_guess v2.0.0-alpha.6
[INFO] [stderr]     Checking tokio-udp v0.1.1
[INFO] [stderr]     Checking tokio-tcp v0.1.0
[INFO] [stderr]     Checking tokio-signal v0.2.1
[INFO] [stderr]    Compiling rayon-core v1.4.1
[INFO] [stderr]     Checking h2 v0.1.10
[INFO] [stderr]     Checking trust-dns-proto v0.4.0
[INFO] [stderr]     Checking tokio v0.1.7
[INFO] [stderr]    Compiling rayon v0.8.2
[INFO] [stderr]    Compiling ring v0.12.1
[INFO] [stderr]     Checking trust-dns-resolver v0.9.0
[INFO] [stderr]    Compiling actix_derive v0.3.0
[INFO] [stderr]     Checking actix v0.7.2
[INFO] [stderr]     Checking cookie v0.10.1
[INFO] [stderr]     Checking actix-sse v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused import: `actix`
[INFO] [stderr]   --> src/main.rs:12:5
[INFO] [stderr]    |
[INFO] [stderr] 12 | use actix::*;
[INFO] [stderr]    |     ^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `tx`
[INFO] [stderr]   --> src/main.rs:17:5
[INFO] [stderr]    |
[INFO] [stderr] 17 |     tx: Sender<()>,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `actix`
[INFO] [stderr]   --> src/main.rs:12:5
[INFO] [stderr]    |
[INFO] [stderr] 12 | use actix::*;
[INFO] [stderr]    |     ^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `tx`
[INFO] [stderr]   --> src/main.rs:17:5
[INFO] [stderr]    |
[INFO] [stderr] 17 |     tx: Sender<()>,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 24s
[INFO] running `"docker" "inspect" "cfedc68c605ccd46f50f94603e6be4ba70d0a66a254a4dbb8bb684d5548e5489"`
[INFO] running `"docker" "rm" "-f" "cfedc68c605ccd46f50f94603e6be4ba70d0a66a254a4dbb8bb684d5548e5489"`
[INFO] [stdout] cfedc68c605ccd46f50f94603e6be4ba70d0a66a254a4dbb8bb684d5548e5489