[INFO] updating cached repository https://github.com/uscomics/us-comics-server
[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] 1c32fa5ec35ec3070a2d0959b0661adaeb6333bf
[INFO] checking uscomics/us-comics-server against master#0cbcb17d3306d6e22eafc2c05ce885db97d0189c for pr-68766
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fuscomics%2Fus-comics-server" "/workspace/builds/worker-2/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/uscomics/us-comics-server on toolchain 0cbcb17d3306d6e22eafc2c05ce885db97d0189c
[INFO] running `"/workspace/cargo-home/bin/cargo" "+0cbcb17d3306d6e22eafc2c05ce885db97d0189c" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/uscomics/us-comics-server
[INFO] finished tweaking git repo https://github.com/uscomics/us-comics-server
[INFO] tweaked toml for git repo https://github.com/uscomics/us-comics-server written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate git repo https://github.com/uscomics/us-comics-server already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+0cbcb17d3306d6e22eafc2c05ce885db97d0189c" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"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" "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" "+0cbcb17d3306d6e22eafc2c05ce885db97d0189c" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 616a84993b196e0b8febff6c9b8ea9a75e9577d01c678ceb5b1c93de0f2efdfa
[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" "616a84993b196e0b8febff6c9b8ea9a75e9577d01c678ceb5b1c93de0f2efdfa"`
[INFO] [stderr]    Compiling syn v1.0.13
[INFO] [stderr]     Checking match_cfg v0.1.0
[INFO] [stderr]    Compiling ring v0.16.9
[INFO] [stderr]    Compiling num-traits v0.2.10
[INFO] [stderr]     Checking futures-channel v0.3.1
[INFO] [stderr]    Compiling num-integer v0.1.41
[INFO] [stderr]     Checking mio v0.6.21
[INFO] [stderr]     Checking console v0.9.1
[INFO] [stderr]     Checking serde_json v1.0.44
[INFO] [stderr]     Checking hostname v0.3.0
[INFO] [stderr]     Checking mio-uds v0.6.7
[INFO] [stderr]     Checking chrono v0.4.10
[INFO] [stderr]     Checking sct v0.6.0
[INFO] [stderr]     Checking webpki v0.21.0
[INFO] [stderr]     Checking rustls v0.16.0
[INFO] [stderr]    Compiling proc-macro-hack v0.5.11
[INFO] [stderr]    Compiling tokio-macros v0.2.1
[INFO] [stderr]    Compiling serde_derive v1.0.104
[INFO] [stderr]     Checking tokio v0.2.6
[INFO] [stderr]    Compiling futures-macro v0.3.1
[INFO] [stderr]     Checking futures-util v0.3.1
[INFO] [stderr]     Checking tokio-util v0.2.0
[INFO] [stderr]     Checking futures-executor v0.3.1
[INFO] [stderr]     Checking futures v0.3.1
[INFO] [stderr]     Checking us-comics-server v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused import: `io`
[INFO] [stderr]  --> src/server.rs:8:25
[INFO] [stderr]   |
[INFO] [stderr] 8 | use std::{error::Error, io};
[INFO] [stderr]   |                         ^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary trailing semicolon
[INFO] [stderr]    --> src/util/server_status.rs:108:9
[INFO] [stderr]     |
[INFO] [stderr] 108 |         ;
[INFO] [stderr]     |         ^ help: remove this semicolon
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(redundant_semicolon)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `io`
[INFO] [stderr]  --> src/server.rs:8:25
[INFO] [stderr]   |
[INFO] [stderr] 8 | use std::{error::Error, io};
[INFO] [stderr]   |                         ^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/server.rs:103:13
[INFO] [stderr]     |
[INFO] [stderr] 103 |         let mut req_body = req.body();
[INFO] [stderr]     |             ----^^^^^^^^
[INFO] [stderr]     |             |
[INFO] [stderr]     |             help: remove this `mut`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/server.rs:117:13
[INFO] [stderr]     |
[INFO] [stderr] 117 |         let mut response: http::response::Response<String> = http::response::Response::builder()
[INFO] [stderr]     |             ----^^^^^^^^
[INFO] [stderr]     |             |
[INFO] [stderr]     |             help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]   --> src/main.rs:27:5
[INFO] [stderr]    |
[INFO] [stderr] 27 |     server::Server::start().await;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `service`
[INFO] [stderr]    --> src/server.rs:260:16
[INFO] [stderr]     |
[INFO] [stderr] 260 |             Ok(service) => assert_eq!(true, false),
[INFO] [stderr]     |                ^^^^^^^ help: consider prefixing with an underscore: `_service`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `service`
[INFO] [stderr]    --> src/server.rs:264:16
[INFO] [stderr]     |
[INFO] [stderr] 264 |             Ok(service) => assert_eq!(true, false),
[INFO] [stderr]     |                ^^^^^^^ help: consider prefixing with an underscore: `_service`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `service`
[INFO] [stderr]    --> src/server.rs:268:16
[INFO] [stderr]     |
[INFO] [stderr] 268 |             Ok(service) => assert_eq!(true, false),
[INFO] [stderr]     |                ^^^^^^^ help: consider prefixing with an underscore: `_service`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `service`
[INFO] [stderr]    --> src/server.rs:272:16
[INFO] [stderr]     |
[INFO] [stderr] 272 |             Ok(service) => assert_eq!(true, false),
[INFO] [stderr]     |                ^^^^^^^ help: consider prefixing with an underscore: `_service`
[INFO] [stderr] 
[INFO] [stderr] error: could not compile `us-comics-server`.
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name us_comics_server --edition=2018 src/main.rs --error-format=json --json=diagnostic-rendered-ansi --emit=dep-info,metadata -C debuginfo=2 --test -C metadata=96f8d458ba3762ec -C extra-filename=-96f8d458ba3762ec --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern bytes=/opt/rustwide/target/debug/deps/libbytes-de44fd725a748a31.rmeta --extern chrono=/opt/rustwide/target/debug/deps/libchrono-add4586325cf57bc.rmeta --extern console=/opt/rustwide/target/debug/deps/libconsole-f871f5cc6826d0b7.rmeta --extern futures=/opt/rustwide/target/debug/deps/libfutures-296360265e36ecd5.rmeta --extern hostname=/opt/rustwide/target/debug/deps/libhostname-38d994fd751d6188.rmeta --extern http=/opt/rustwide/target/debug/deps/libhttp-534cdcc3a70cf289.rmeta --extern httparse=/opt/rustwide/target/debug/deps/libhttparse-02fa512e6172dcc8.rmeta --extern lazy_static=/opt/rustwide/target/debug/deps/liblazy_static-42fb2c8d8d432d85.rmeta --extern rustls=/opt/rustwide/target/debug/deps/librustls-a4675aac71d46f2b.rmeta --extern serde=/opt/rustwide/target/debug/deps/libserde-9d9b4d81709eee87.rmeta --extern serde_derive=/opt/rustwide/target/debug/deps/libserde_derive-b6f42bbf2cf666a0.so --extern serde_json=/opt/rustwide/target/debug/deps/libserde_json-18cc42212b634e03.rmeta --extern time=/opt/rustwide/target/debug/deps/libtime-5a8a7a4aa42ef7e9.rmeta --extern tokio=/opt/rustwide/target/debug/deps/libtokio-b88741846c21c97d.rmeta --extern tokio_util=/opt/rustwide/target/debug/deps/libtokio_util-b49e50d8db15e63d.rmeta --cap-lints=forbid -L native=/opt/rustwide/target/debug/build/ring-cd13511595febb5d/out` (signal: 9, SIGKILL: kill)
[INFO] running `"docker" "inspect" "616a84993b196e0b8febff6c9b8ea9a75e9577d01c678ceb5b1c93de0f2efdfa"`
[INFO] running `"docker" "rm" "-f" "616a84993b196e0b8febff6c9b8ea9a75e9577d01c678ceb5b1c93de0f2efdfa"`
[INFO] [stdout] 616a84993b196e0b8febff6c9b8ea9a75e9577d01c678ceb5b1c93de0f2efdfa