[INFO] cloning repository https://github.com/krig/rust-meetup
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/krig/rust-meetup" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkrig%2Frust-meetup", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkrig%2Frust-meetup'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] e899237d3b392849e44acccffd70a9c9afe648c5
[INFO] checking krig/rust-meetup against try#d990716b6a1fdde1300748828a9c9e79dfd0b898 for pr-74846
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkrig%2Frust-meetup" "/workspace/builds/worker-4/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/krig/rust-meetup on toolchain d990716b6a1fdde1300748828a9c9e79dfd0b898
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d990716b6a1fdde1300748828a9c9e79dfd0b898" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/krig/rust-meetup
[INFO] finished tweaking git repo https://github.com/krig/rust-meetup
[INFO] tweaked toml for git repo https://github.com/krig/rust-meetup written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/krig/rust-meetup already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d990716b6a1fdde1300748828a9c9e79dfd0b898" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+d990716b6a1fdde1300748828a9c9e79dfd0b898" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a3088dacb8da50cf309c2b8120f433a150bb55fd64806c0f6e54c577954262b6
[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" "a3088dacb8da50cf309c2b8120f433a150bb55fd64806c0f6e54c577954262b6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a3088dacb8da50cf309c2b8120f433a150bb55fd64806c0f6e54c577954262b6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a3088dacb8da50cf309c2b8120f433a150bb55fd64806c0f6e54c577954262b6", kill_on_drop: false }`
[INFO] [stdout] a3088dacb8da50cf309c2b8120f433a150bb55fd64806c0f6e54c577954262b6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+d990716b6a1fdde1300748828a9c9e79dfd0b898" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d1f908f97c4117b57d2971069f1edc4d4bdba2ddadc64e1c8e578d1111d5f6d9
[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" "d1f908f97c4117b57d2971069f1edc4d4bdba2ddadc64e1c8e578d1111d5f6d9", kill_on_drop: false }`
[INFO] [stderr]     Checking meetup v0.0.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused macro definition
[INFO] [stdout]   --> src/main.rs:39:1
[INFO] [stdout]    |
[INFO] [stdout] 39 | / macro_rules! eq {
[INFO] [stdout] 40 | |     ($a: expr, $b: expr) => {
[INFO] [stdout] 41 | |         if $a != $b {
[INFO] [stdout] 42 | |             panic!(concat!("Assertion failed: ",
[INFO] [stdout] ...  |
[INFO] [stdout] 48 | |     }
[INFO] [stdout] 49 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_macros)]` 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 0.24s
[INFO] running `Command { std: "docker" "inspect" "d1f908f97c4117b57d2971069f1edc4d4bdba2ddadc64e1c8e578d1111d5f6d9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d1f908f97c4117b57d2971069f1edc4d4bdba2ddadc64e1c8e578d1111d5f6d9", kill_on_drop: false }`
[INFO] [stdout] d1f908f97c4117b57d2971069f1edc4d4bdba2ddadc64e1c8e578d1111d5f6d9