[INFO] fetching crate nitric-lock 0.0.1...
[INFO] checking nitric-lock-0.0.1 against master#c0bb140a37c81cf59a0b40c21c9413059644e294 for pr-129249-1
[INFO] extracting crate nitric-lock 0.0.1 into /workspace/builds/worker-4-tc1/source
[INFO] started tweaking crates.io crate nitric-lock 0.0.1
[INFO] finished tweaking crates.io crate nitric-lock 0.0.1
[INFO] tweaked toml for crates.io crate nitric-lock 0.0.1 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate nitric-lock 0.0.1 on toolchain c0bb140a37c81cf59a0b40c21c9413059644e294
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c0bb140a37c81cf59a0b40c21c9413059644e294" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c0bb140a37c81cf59a0b40c21c9413059644e294" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]      Locking 31 packages to latest compatible versions
[INFO] [stderr]       Adding lock_api v0.1.5 (available: v0.4.14)
[INFO] [stderr]       Adding parking_lot v0.7.1 (available: v0.12.5)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c0bb140a37c81cf59a0b40c21c9413059644e294" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:3e793bdf10248eb2ddbd6b0faebed8155c11b4589982e2893733958d93e8d540" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 5fcc998bcd5f303e3af72115265ec89f7681e8076ceaba5523fa62d2c4f6ce2f
[INFO] running `Command { std: "docker" "start" "5fcc998bcd5f303e3af72115265ec89f7681e8076ceaba5523fa62d2c4f6ce2f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "5fcc998bcd5f303e3af72115265ec89f7681e8076ceaba5523fa62d2c4f6ce2f" "/opt/rustwide/cargo-home/bin/cargo" "+c0bb140a37c81cf59a0b40c21c9413059644e294" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5fcc998bcd5f303e3af72115265ec89f7681e8076ceaba5523fa62d2c4f6ce2f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-w" "/opt/rustwide/workdir" "--user" "0:0" "5fcc998bcd5f303e3af72115265ec89f7681e8076ceaba5523fa62d2c4f6ce2f" "/opt/rustwide/cargo-home/bin/cargo" "+c0bb140a37c81cf59a0b40c21c9413059644e294" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]     Checking stable_deref_trait v1.2.1
[INFO] [stderr]     Checking parking_lot_core v0.4.0
[INFO] [stderr]     Checking owning_ref v0.4.1
[INFO] [stderr]     Checking lock_api v0.1.5
[INFO] [stderr]     Checking parking_lot v0.7.1
[INFO] [stderr]     Checking nitric-lock v0.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.77s
[INFO] running `Command { std: "docker" "inspect" "5fcc998bcd5f303e3af72115265ec89f7681e8076ceaba5523fa62d2c4f6ce2f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5fcc998bcd5f303e3af72115265ec89f7681e8076ceaba5523fa62d2c4f6ce2f", kill_on_drop: false }`
[INFO] [stdout] 5fcc998bcd5f303e3af72115265ec89f7681e8076ceaba5523fa62d2c4f6ce2f
