[INFO] fetching crate r2d2-mongodb 0.2.2...
[INFO] checking r2d2-mongodb-0.2.2 against beta for pr-78714
[INFO] extracting crate r2d2-mongodb 0.2.2 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate r2d2-mongodb 0.2.2 on toolchain beta
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate r2d2-mongodb 0.2.2
[INFO] finished tweaking crates.io crate r2d2-mongodb 0.2.2
[INFO] tweaked toml for crates.io crate r2d2-mongodb 0.2.2 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 834d1d85b6542e28766be09c0dd2f06693068066e748e9ca4c9e9013669dcc18
[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" "834d1d85b6542e28766be09c0dd2f06693068066e748e9ca4c9e9013669dcc18", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "834d1d85b6542e28766be09c0dd2f06693068066e748e9ca4c9e9013669dcc18", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "834d1d85b6542e28766be09c0dd2f06693068066e748e9ca4c9e9013669dcc18", kill_on_drop: false }`
[INFO] [stdout] 834d1d85b6542e28766be09c0dd2f06693068066e748e9ca4c9e9013669dcc18
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 63ecbedb3ca7b66d9a823c0fb8d28612b17d5e02966cafda2ff7f8148b3b9b7e
[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" "63ecbedb3ca7b66d9a823c0fb8d28612b17d5e02966cafda2ff7f8148b3b9b7e", kill_on_drop: false }`
[INFO] [stderr]     Checking try_from v0.2.2
[INFO] [stderr]     Checking semver v0.8.0
[INFO] [stderr]     Checking hostname v0.1.5
[INFO] [stderr]     Checking md-5 v0.7.0
[INFO] [stderr]     Checking sha-1 v0.7.0
[INFO] [stderr]     Checking serde_json v1.0.59
[INFO] [stderr]     Checking rand v0.6.5
[INFO] [stderr]     Checking scan_fmt v0.1.3
[INFO] [stderr]     Checking textnonce v0.6.5
[INFO] [stderr]     Checking bson v0.13.0
[INFO] [stderr]     Checking mongodb v0.3.12
[INFO] [stderr]     Checking r2d2-mongodb v0.2.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.73s
[INFO] running `Command { std: "docker" "inspect" "63ecbedb3ca7b66d9a823c0fb8d28612b17d5e02966cafda2ff7f8148b3b9b7e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "63ecbedb3ca7b66d9a823c0fb8d28612b17d5e02966cafda2ff7f8148b3b9b7e", kill_on_drop: false }`
[INFO] [stdout] 63ecbedb3ca7b66d9a823c0fb8d28612b17d5e02966cafda2ff7f8148b3b9b7e