[INFO] fetching crate async-lock 3.4.1...
[INFO] checking async-lock-3.4.1 against master#642c19bfc3a5c1de985bf5d0cc8207ac9d22708a for pr-148577
[INFO] extracting crate async-lock 3.4.1 into /workspace/builds/worker-4-tc1/source
[INFO] started tweaking crates.io crate async-lock 3.4.1
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate async-lock 3.4.1
[INFO] tweaked toml for crates.io crate async-lock 3.4.1 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate async-lock 3.4.1 on toolchain 642c19bfc3a5c1de985bf5d0cc8207ac9d22708a
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+642c19bfc3a5c1de985bf5d0cc8207ac9d22708a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate async-lock 3.4.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+642c19bfc3a5c1de985bf5d0cc8207ac9d22708a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded generator v0.8.5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+642c19bfc3a5c1de985bf5d0cc8207ac9d22708a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a91454974552ac15ea58fd51c796d0a8b3b9fe6898a1d9e1f1cd3b67b321230d
[INFO] running `Command { std: "docker" "start" "-a" "a91454974552ac15ea58fd51c796d0a8b3b9fe6898a1d9e1f1cd3b67b321230d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a91454974552ac15ea58fd51c796d0a8b3b9fe6898a1d9e1f1cd3b67b321230d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a91454974552ac15ea58fd51c796d0a8b3b9fe6898a1d9e1f1cd3b67b321230d", kill_on_drop: false }`
[INFO] [stdout] a91454974552ac15ea58fd51c796d0a8b3b9fe6898a1d9e1f1cd3b67b321230d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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" "RUSTDOCFLAGS=--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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+642c19bfc3a5c1de985bf5d0cc8207ac9d22708a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 84c386a7e8d52811cea8cc59e9de9f1183768a30ceb8d00aaa633c00524a8a6d
[INFO] running `Command { std: "docker" "start" "-a" "84c386a7e8d52811cea8cc59e9de9f1183768a30ceb8d00aaa633c00524a8a6d", kill_on_drop: false }`
[INFO] [stderr]    Compiling crossbeam-utils v0.8.21
[INFO] [stderr]     Checking futures-lite v2.6.0
[INFO] [stderr]     Checking getrandom v0.2.16
[INFO] [stderr]     Checking spin v0.9.8
[INFO] [stderr]     Checking nanorand v0.7.0
[INFO] [stderr]     Checking flume v0.11.1
[INFO] [stderr]     Checking concurrent-queue v2.5.0
[INFO] [stderr]     Checking event-listener v5.4.0
[INFO] [stderr]     Checking event-listener-strategy v0.5.4
[INFO] [stderr]     Checking async-lock v3.4.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.79s
[INFO] running `Command { std: "docker" "inspect" "84c386a7e8d52811cea8cc59e9de9f1183768a30ceb8d00aaa633c00524a8a6d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "84c386a7e8d52811cea8cc59e9de9f1183768a30ceb8d00aaa633c00524a8a6d", kill_on_drop: false }`
[INFO] [stdout] 84c386a7e8d52811cea8cc59e9de9f1183768a30ceb8d00aaa633c00524a8a6d