[INFO] cloning repository https://github.com/FuzzyLitchi/chat
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/FuzzyLitchi/chat" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FFuzzyLitchi%2Fchat", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FFuzzyLitchi%2Fchat'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] bafeb34173efe3ebb6d06124a5e0bcb77dee8be6
[INFO] checking FuzzyLitchi/chat against master#a5f164faad4a2fed606b8160fd7ecd2d5cbba381 for pr-84920
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FFuzzyLitchi%2Fchat" "/workspace/builds/worker-5/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/FuzzyLitchi/chat on toolchain a5f164faad4a2fed606b8160fd7ecd2d5cbba381
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a5f164faad4a2fed606b8160fd7ecd2d5cbba381" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/FuzzyLitchi/chat
[INFO] finished tweaking git repo https://github.com/FuzzyLitchi/chat
[INFO] tweaked toml for git repo https://github.com/FuzzyLitchi/chat written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] crate git repo https://github.com/FuzzyLitchi/chat already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a5f164faad4a2fed606b8160fd7ecd2d5cbba381" "fetch" "--locked" "--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-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "+a5f164faad4a2fed606b8160fd7ecd2d5cbba381" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 81b7b696e476eb0655a8e2eb26ecdc66de53f13dc9f206355c51d11140b2f404
[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" "81b7b696e476eb0655a8e2eb26ecdc66de53f13dc9f206355c51d11140b2f404", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "81b7b696e476eb0655a8e2eb26ecdc66de53f13dc9f206355c51d11140b2f404", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "81b7b696e476eb0655a8e2eb26ecdc66de53f13dc9f206355c51d11140b2f404", kill_on_drop: false }`
[INFO] [stdout] 81b7b696e476eb0655a8e2eb26ecdc66de53f13dc9f206355c51d11140b2f404
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "+a5f164faad4a2fed606b8160fd7ecd2d5cbba381" "check" "--frozen" "--all" "--all-targets" "--message-format=json", 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] 383eb809d9c1b33aa45dbc1977233672f7088442f9e9ede6a3cb184e80b46d70
[INFO] running `Command { std: "docker" "start" "-a" "383eb809d9c1b33aa45dbc1977233672f7088442f9e9ede6a3cb184e80b46d70", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.66
[INFO] [stderr]    Compiling cc v1.0.50
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]    Compiling getrandom v0.1.14
[INFO] [stderr]    Compiling syn v1.0.14
[INFO] [stderr]    Compiling failure_derive v0.1.6
[INFO] [stderr]    Compiling memchr v2.3.0
[INFO] [stderr]     Checking opaque-debug v0.2.3
[INFO] [stderr]     Checking rustc-demangle v0.1.16
[INFO] [stderr]     Checking linked-hash-map v0.5.2
[INFO] [stderr]     Checking fallible-streaming-iterator v0.1.9
[INFO] [stderr]     Checking base64 v0.11.0
[INFO] [stderr]     Checking text_io v0.1.8
[INFO] [stderr]    Compiling num-traits v0.2.11
[INFO] [stderr]     Checking c2-chacha v0.2.3
[INFO] [stderr]    Compiling num-integer v0.1.42
[INFO] [stderr]     Checking block-cipher-trait v0.6.2
[INFO] [stderr]     Checking blowfish v0.4.0
[INFO] [stderr]     Checking lru-cache v0.1.2
[INFO] [stderr]     Checking time v0.1.42
[INFO] [stderr]    Compiling backtrace-sys v0.1.32
[INFO] [stderr]    Compiling libsqlite3-sys v0.17.1
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking rand_chacha v0.2.1
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking chrono v0.4.10
[INFO] [stderr]     Checking backtrace v0.3.42
[INFO] [stderr]     Checking bcrypt v0.6.1
[INFO] [stderr]    Compiling synstructure v0.12.3
[INFO] [stderr]     Checking failure v0.1.6
[INFO] [stderr]     Checking rusqlite v0.21.0
[INFO] [stderr]     Checking chat v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: function is never used: `create_database`
[INFO] [stdout]  --> src/database.rs:8:8
[INFO] [stdout]   |
[INFO] [stdout] 8 | pub fn create_database(conn: &Connection) -> Result<(), Error> {
[INFO] [stdout]   |        ^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `register`
[INFO] [stdout]   --> src/database.rs:32:8
[INFO] [stdout]    |
[INFO] [stdout] 32 | pub fn register(username: &str, password: &str, conn: &Connection) -> Result<(), Error> {
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `create_database`
[INFO] [stdout]  --> src/database.rs:8:8
[INFO] [stdout]   |
[INFO] [stdout] 8 | pub fn create_database(conn: &Connection) -> Result<(), Error> {
[INFO] [stdout]   |        ^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `register`
[INFO] [stdout]   --> src/database.rs:32:8
[INFO] [stdout]    |
[INFO] [stdout] 32 | pub fn register(username: &str, password: &str, conn: &Connection) -> Result<(), Error> {
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 01s
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "383eb809d9c1b33aa45dbc1977233672f7088442f9e9ede6a3cb184e80b46d70", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "383eb809d9c1b33aa45dbc1977233672f7088442f9e9ede6a3cb184e80b46d70", kill_on_drop: false }`
[INFO] [stdout] 383eb809d9c1b33aa45dbc1977233672f7088442f9e9ede6a3cb184e80b46d70