[INFO] cloning repository https://github.com/juanibiapina/antr
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/juanibiapina/antr" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjuanibiapina%2Fantr", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjuanibiapina%2Fantr'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 4ad17b3bbc0cc76ad70f176fe8c51c39a7f1165e
[INFO] checking juanibiapina/antr against master#4fa76a4a7742bb9c1febe33019f5a9e7e4839a65 for pr-83744
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjuanibiapina%2Fantr" "/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/juanibiapina/antr on toolchain 4fa76a4a7742bb9c1febe33019f5a9e7e4839a65
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4fa76a4a7742bb9c1febe33019f5a9e7e4839a65" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/juanibiapina/antr
[INFO] finished tweaking git repo https://github.com/juanibiapina/antr
[INFO] tweaked toml for git repo https://github.com/juanibiapina/antr written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] crate git repo https://github.com/juanibiapina/antr already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4fa76a4a7742bb9c1febe33019f5a9e7e4839a65" "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-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" "+4fa76a4a7742bb9c1febe33019f5a9e7e4839a65" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] fafd3da3f7a0dec3a459a7e1cdf74d1968cade2be053bf06da12702cbb2659c5
[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" "fafd3da3f7a0dec3a459a7e1cdf74d1968cade2be053bf06da12702cbb2659c5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fafd3da3f7a0dec3a459a7e1cdf74d1968cade2be053bf06da12702cbb2659c5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fafd3da3f7a0dec3a459a7e1cdf74d1968cade2be053bf06da12702cbb2659c5", kill_on_drop: false }`
[INFO] [stdout] fafd3da3f7a0dec3a459a7e1cdf74d1968cade2be053bf06da12702cbb2659c5
[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" "+4fa76a4a7742bb9c1febe33019f5a9e7e4839a65" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 475561fc81660e3de07bc140c9814c1495003e53e670cc429e99bdfa14aa6d9e
[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" "475561fc81660e3de07bc140c9814c1495003e53e670cc429e99bdfa14aa6d9e", kill_on_drop: false }`
[INFO] [stderr]    Compiling cc v1.0.45
[INFO] [stderr]     Checking slab v0.4.2
[INFO] [stderr]     Checking percent-encoding v2.1.0
[INFO] [stderr]     Checking same-file v1.0.5
[INFO] [stderr]     Checking inotify-sys v0.1.3
[INFO] [stderr]     Checking filetime v0.2.7
[INFO] [stderr]     Checking walkdir v2.2.9
[INFO] [stderr]     Checking mio v0.6.19
[INFO] [stderr]     Checking inotify v0.6.1
[INFO] [stderr]     Checking url v2.1.0
[INFO] [stderr]     Checking mio-extras v2.0.5
[INFO] [stderr]     Checking notify v4.0.13
[INFO] [stderr]    Compiling openssl-sys v0.9.49
[INFO] [stderr]    Compiling libz-sys v1.0.25
[INFO] [stderr]    Compiling libssh2-sys v0.2.11
[INFO] [stderr]    Compiling libgit2-sys v0.9.0
[INFO] [stderr]     Checking git2 v0.10.0
[INFO] [stderr]     Checking antr v0.4.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 03s
[INFO] running `Command { std: "docker" "inspect" "475561fc81660e3de07bc140c9814c1495003e53e670cc429e99bdfa14aa6d9e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "475561fc81660e3de07bc140c9814c1495003e53e670cc429e99bdfa14aa6d9e", kill_on_drop: false }`
[INFO] [stdout] 475561fc81660e3de07bc140c9814c1495003e53e670cc429e99bdfa14aa6d9e