[INFO] cloning repository https://github.com/uscomics/us-comics-server
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/uscomics/us-comics-server" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fuscomics%2Fus-comics-server", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fuscomics%2Fus-comics-server'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] e94547ed43074a9a48b875230977473c71d3c127
[INFO] checking uscomics/us-comics-server against try#45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4 for pr-83744
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fuscomics%2Fus-comics-server" "/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/uscomics/us-comics-server on toolchain 45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[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-1/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 `Command { std: "/workspace/cargo-home/bin/cargo" "+45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
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[INFO] [stderr]   Downloaded mio v0.6.21
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[INFO] [stderr]   Downloaded sourcefile v0.1.4
[INFO] [stderr]   Downloaded serde_derive v1.0.104
[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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 99480f224e0923223d2a3d320f32a4d04ae7c5b6841cd9fe7a2cb1a3f1948e60
[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" "99480f224e0923223d2a3d320f32a4d04ae7c5b6841cd9fe7a2cb1a3f1948e60", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "99480f224e0923223d2a3d320f32a4d04ae7c5b6841cd9fe7a2cb1a3f1948e60", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "99480f224e0923223d2a3d320f32a4d04ae7c5b6841cd9fe7a2cb1a3f1948e60", kill_on_drop: false }`
[INFO] [stdout] 99480f224e0923223d2a3d320f32a4d04ae7c5b6841cd9fe7a2cb1a3f1948e60
[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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b2c3d1911eea754ba8cd2f00beca07ff46f3274cfb81bae2ea5cb63c9942d82d
[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" "b2c3d1911eea754ba8cd2f00beca07ff46f3274cfb81bae2ea5cb63c9942d82d", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.7
[INFO] [stderr]    Compiling syn v1.0.13
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]    Compiling memchr v2.2.1
[INFO] [stderr]    Compiling proc-macro-nested v0.1.6
[INFO] [stderr]    Compiling ucd-trie v0.1.3
[INFO] [stderr]     Checking spin v0.5.2
[INFO] [stderr]     Checking bytes v0.5.3
[INFO] [stderr]     Checking pin-project-lite v0.1.1
[INFO] [stderr]     Checking match_cfg v0.1.0
[INFO] [stderr]    Compiling ring v0.16.9
[INFO] [stderr]    Compiling num-traits v0.2.12
[INFO] [stderr]     Checking futures-channel v0.3.5
[INFO] [stderr]    Compiling num-integer v0.1.43
[INFO] [stderr]     Checking net2 v0.2.33
[INFO] [stderr]     Checking clicolors-control v1.0.1
[INFO] [stderr]     Checking termios v0.3.2
[INFO] [stderr]     Checking serde_json v1.0.44
[INFO] [stderr]     Checking hostname v0.3.0
[INFO] [stderr]    Compiling pest v2.1.3
[INFO] [stderr]     Checking console v0.9.2
[INFO] [stderr]     Checking mio v0.6.21
[INFO] [stderr]     Checking http v0.2.0
[INFO] [stderr]    Compiling quote v1.0.2
[INFO] [stderr]     Checking mio-uds v0.6.7
[INFO] [stderr]    Compiling pest_meta v2.1.3
[INFO] [stderr]     Checking chrono v0.4.11
[INFO] [stderr]     Checking webpki v0.21.0
[INFO] [stderr]     Checking sct v0.6.0
[INFO] [stderr]     Checking rustls v0.16.0
[INFO] [stderr]    Compiling pest_generator v2.1.3
[INFO] [stderr]    Compiling pin-project-internal v0.4.22
[INFO] [stderr]    Compiling futures-macro v0.3.5
[INFO] [stderr]    Compiling tokio-macros v0.2.1
[INFO] [stderr]    Compiling pest_derive v2.1.0
[INFO] [stderr]    Compiling serde_derive v1.0.104
[INFO] [stderr]     Checking handlebars v3.2.1
[INFO] [stderr]     Checking tokio v0.2.6
[INFO] [stderr]     Checking pin-project v0.4.22
[INFO] [stderr]     Checking futures-util v0.3.5
[INFO] [stderr]     Checking tokio-util v0.2.0
[INFO] [stderr]     Checking futures-executor v0.3.5
[INFO] [stderr]     Checking futures v0.3.5
[INFO] [stderr]     Checking us-comics-server v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/main.rs:22:5
[INFO] [stdout]    |
[INFO] [stdout] 22 |     server::Server::start().await;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/main.rs:22:5
[INFO] [stdout]    |
[INFO] [stdout] 22 |     server::Server::start().await;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 04s
[INFO] running `Command { std: "docker" "inspect" "b2c3d1911eea754ba8cd2f00beca07ff46f3274cfb81bae2ea5cb63c9942d82d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b2c3d1911eea754ba8cd2f00beca07ff46f3274cfb81bae2ea5cb63c9942d82d", kill_on_drop: false }`
[INFO] [stdout] b2c3d1911eea754ba8cd2f00beca07ff46f3274cfb81bae2ea5cb63c9942d82d