[INFO] cloning repository https://github.com/cbrevik/rabbitary
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/cbrevik/rabbitary" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcbrevik%2Frabbitary", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcbrevik%2Frabbitary'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 289a142e416d41bf87a462f6a9b2fdd145af1c2f
[INFO] checking cbrevik/rabbitary against try#f6e2f78768c57172b99c3e85892f867894dc7e30 for pr-75502
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcbrevik%2Frabbitary" "/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/cbrevik/rabbitary on toolchain f6e2f78768c57172b99c3e85892f867894dc7e30
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f6e2f78768c57172b99c3e85892f867894dc7e30" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/cbrevik/rabbitary
[INFO] finished tweaking git repo https://github.com/cbrevik/rabbitary
[INFO] tweaked toml for git repo https://github.com/cbrevik/rabbitary written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate git repo https://github.com/cbrevik/rabbitary already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f6e2f78768c57172b99c3e85892f867894dc7e30" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+f6e2f78768c57172b99c3e85892f867894dc7e30" "metadata" "--no-deps" "--format-version=1", 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] a7c25b84a53ad13272661f04d9a45a8281e128f367da550d6bf9c8bb9a7ac6bb
[INFO] running `Command { std: "docker" "start" "-a" "a7c25b84a53ad13272661f04d9a45a8281e128f367da550d6bf9c8bb9a7ac6bb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a7c25b84a53ad13272661f04d9a45a8281e128f367da550d6bf9c8bb9a7ac6bb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a7c25b84a53ad13272661f04d9a45a8281e128f367da550d6bf9c8bb9a7ac6bb", kill_on_drop: false }`
[INFO] [stdout] a7c25b84a53ad13272661f04d9a45a8281e128f367da550d6bf9c8bb9a7ac6bb
[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" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+f6e2f78768c57172b99c3e85892f867894dc7e30" "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] c8de7287af50ea8cec4724685cc30f72c6f7d859e769d8aa2eda2131cdc8a0f8
[INFO] running `Command { std: "docker" "start" "-a" "c8de7287af50ea8cec4724685cc30f72c6f7d859e769d8aa2eda2131cdc8a0f8", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.50
[INFO] [stderr]     Checking itoa v0.4.3
[INFO] [stderr]     Checking iovec v0.1.2
[INFO] [stderr]     Checking bytes v0.4.12
[INFO] [stderr]     Checking http v0.1.16
[INFO] [stderr]     Checking rabbitary v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: constant is never used: `RABBIT0`
[INFO] [stdout]  --> src/index.rs:4:1
[INFO] [stdout]   |
[INFO] [stdout] 4 | const RABBIT0: &str = "🐰";
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `RABBIT1`
[INFO] [stdout]  --> src/index.rs:5:1
[INFO] [stdout]   |
[INFO] [stdout] 5 | const RABBIT1: &str = "🐇";
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `str_to_rabbitary`
[INFO] [stdout]  --> src/index.rs:7:4
[INFO] [stdout]   |
[INFO] [stdout] 7 | fn str_to_rabbitary(text: &str) -> String {
[INFO] [stdout]   |    ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `rabbitary_to_str`
[INFO] [stdout]   --> src/index.rs:16:4
[INFO] [stdout]    |
[INFO] [stdout] 16 | fn rabbitary_to_str(rabbitary: &str) -> String {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `handler`
[INFO] [stdout]   --> src/index.rs:27:4
[INFO] [stdout]    |
[INFO] [stdout] 27 | fn handler(request: Request<()>) -> http::Result<Response<String>> {
[INFO] [stdout]    |    ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `handler`
[INFO] [stdout]   --> src/index.rs:27:4
[INFO] [stdout]    |
[INFO] [stdout] 27 | fn handler(request: Request<()>) -> http::Result<Response<String>> {
[INFO] [stdout]    |    ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 7.78s
[INFO] running `Command { std: "docker" "inspect" "c8de7287af50ea8cec4724685cc30f72c6f7d859e769d8aa2eda2131cdc8a0f8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c8de7287af50ea8cec4724685cc30f72c6f7d859e769d8aa2eda2131cdc8a0f8", kill_on_drop: false }`
[INFO] [stdout] c8de7287af50ea8cec4724685cc30f72c6f7d859e769d8aa2eda2131cdc8a0f8