[INFO] fetching crate zarr 0.0.1-placeholder...
[INFO] checking zarr-0.0.1-placeholder against try#169954edd744527414c631e9af1bbdc537b0cdf2 for pr-75192
[INFO] extracting crate zarr 0.0.1-placeholder into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate zarr 0.0.1-placeholder on toolchain 169954edd744527414c631e9af1bbdc537b0cdf2
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+169954edd744527414c631e9af1bbdc537b0cdf2" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate zarr 0.0.1-placeholder
[INFO] finished tweaking crates.io crate zarr 0.0.1-placeholder
[INFO] tweaked toml for crates.io crate zarr 0.0.1-placeholder written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+169954edd744527414c631e9af1bbdc537b0cdf2" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+169954edd744527414c631e9af1bbdc537b0cdf2" "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:e18d859f9e32a1da89bc7b2d7d51e13b57342044d1295d9fc0dd0068c58eb3d1" "/opt/rustwide/cargo-home/bin/cargo" "+169954edd744527414c631e9af1bbdc537b0cdf2" "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] 726a50e104379b45b8f56504301bd45a566bd4c46e4259b8b89a892245462e60
[INFO] running `Command { std: "docker" "start" "-a" "726a50e104379b45b8f56504301bd45a566bd4c46e4259b8b89a892245462e60", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "726a50e104379b45b8f56504301bd45a566bd4c46e4259b8b89a892245462e60", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "726a50e104379b45b8f56504301bd45a566bd4c46e4259b8b89a892245462e60", kill_on_drop: false }`
[INFO] [stdout] 726a50e104379b45b8f56504301bd45a566bd4c46e4259b8b89a892245462e60
[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:e18d859f9e32a1da89bc7b2d7d51e13b57342044d1295d9fc0dd0068c58eb3d1" "/opt/rustwide/cargo-home/bin/cargo" "+169954edd744527414c631e9af1bbdc537b0cdf2" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 31c2c7b9c1652a7de19e9c4ddf2b0696f38ab830613179700aecd2901f681252
[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" "31c2c7b9c1652a7de19e9c4ddf2b0696f38ab830613179700aecd2901f681252", kill_on_drop: false }`
[INFO] [stderr]     Checking zarr v0.0.1-placeholder (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.41s
[INFO] running `Command { std: "docker" "inspect" "31c2c7b9c1652a7de19e9c4ddf2b0696f38ab830613179700aecd2901f681252", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "31c2c7b9c1652a7de19e9c4ddf2b0696f38ab830613179700aecd2901f681252", kill_on_drop: false }`
[INFO] [stdout] 31c2c7b9c1652a7de19e9c4ddf2b0696f38ab830613179700aecd2901f681252