[INFO] cloning repository https://github.com/ardfard/migre
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ardfard/migre" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fardfard%2Fmigre"`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fardfard%2Fmigre'...
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 371e76642f17a1ba1db6ea1fcea1d8d03f407edc
[INFO] checking ardfard/migre against try#8a5e87609850cdd8679aada01eb0f3062f254ca8 for pr-71140
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fardfard%2Fmigre" "/workspace/builds/worker-6/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/ardfard/migre on toolchain 8a5e87609850cdd8679aada01eb0f3062f254ca8
[INFO] running `"/workspace/cargo-home/bin/cargo" "+8a5e87609850cdd8679aada01eb0f3062f254ca8" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/ardfard/migre
[INFO] finished tweaking git repo https://github.com/ardfard/migre
[INFO] tweaked toml for git repo https://github.com/ardfard/migre written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate git repo https://github.com/ardfard/migre already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+8a5e87609850cdd8679aada01eb0f3062f254ca8" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "+8a5e87609850cdd8679aada01eb0f3062f254ca8" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 402a7c139bb169c505dff06243611dbf3c6f44aa675205cf5cc1f948d6644fa7
[INFO] running `"docker" "start" "-a" "402a7c139bb169c505dff06243611dbf3c6f44aa675205cf5cc1f948d6644fa7"`
[INFO] [stderr]     Checking atomic-option v0.1.2
[INFO] [stderr]    Compiling syn v1.0.17
[INFO] [stderr]     Checking async-std v1.5.0
[INFO] [stderr]     Checking bus v2.2.3
[INFO] [stderr]    Compiling syn-mid v0.5.0
[INFO] [stderr]    Compiling proc-macro-error-attr v0.4.12
[INFO] [stderr]    Compiling serde_derive v1.0.105
[INFO] [stderr]    Compiling futures-macro v0.3.4
[INFO] [stderr]    Compiling proc-macro-error v0.4.12
[INFO] [stderr]     Checking futures-util v0.3.4
[INFO] [stderr]    Compiling structopt-derive v0.4.5
[INFO] [stderr]     Checking structopt v0.3.12
[INFO] [stderr]     Checking serde v1.0.105
[INFO] [stderr]     Checking toml v0.5.6
[INFO] [stderr]     Checking migre v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 59.38s
[INFO] running `"docker" "inspect" "402a7c139bb169c505dff06243611dbf3c6f44aa675205cf5cc1f948d6644fa7"`
[INFO] running `"docker" "rm" "-f" "402a7c139bb169c505dff06243611dbf3c6f44aa675205cf5cc1f948d6644fa7"`
[INFO] [stdout] 402a7c139bb169c505dff06243611dbf3c6f44aa675205cf5cc1f948d6644fa7