[INFO] fetching crate async-once-cell 0.5.4...
[INFO] checking async-once-cell-0.5.4 against try#0c7fed2b7584d310ca8221267fa1b3bec4df427f for pr-133502-4
[INFO] extracting crate async-once-cell 0.5.4 into /workspace/builds/worker-5-tc2/source
[INFO] validating manifest of crates.io crate async-once-cell 0.5.4 on toolchain 0c7fed2b7584d310ca8221267fa1b3bec4df427f
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+0c7fed2b7584d310ca8221267fa1b3bec4df427f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate async-once-cell 0.5.4
[INFO] finished tweaking crates.io crate async-once-cell 0.5.4
[INFO] tweaked toml for crates.io crate async-once-cell 0.5.4 written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+0c7fed2b7584d310ca8221267fa1b3bec4df427f" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 1 package to latest compatible version
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+0c7fed2b7584d310ca8221267fa1b3bec4df427f" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/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:b0b074c097205a61b89e8ad263052f976b2b332c4dc5f02aef1fe52501660d6e" "/opt/rustwide/cargo-home/bin/cargo" "+0c7fed2b7584d310ca8221267fa1b3bec4df427f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a3f62d666d8cd5e98f715748b7a0db01e325582b6557a7b1fc2f7cf72689dd29
[INFO] running `Command { std: "docker" "start" "-a" "a3f62d666d8cd5e98f715748b7a0db01e325582b6557a7b1fc2f7cf72689dd29", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a3f62d666d8cd5e98f715748b7a0db01e325582b6557a7b1fc2f7cf72689dd29", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a3f62d666d8cd5e98f715748b7a0db01e325582b6557a7b1fc2f7cf72689dd29", kill_on_drop: false }`
[INFO] [stdout] a3f62d666d8cd5e98f715748b7a0db01e325582b6557a7b1fc2f7cf72689dd29
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/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:b0b074c097205a61b89e8ad263052f976b2b332c4dc5f02aef1fe52501660d6e" "/opt/rustwide/cargo-home/bin/cargo" "+0c7fed2b7584d310ca8221267fa1b3bec4df427f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 39d31f17ac35cbb2fba335edcf23ade19d1c2ae15729e89c138ef6ab24650f6c
[INFO] running `Command { std: "docker" "start" "-a" "39d31f17ac35cbb2fba335edcf23ade19d1c2ae15729e89c138ef6ab24650f6c", kill_on_drop: false }`
[INFO] [stderr]     Checking async-once-cell v0.5.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.50s
[INFO] running `Command { std: "docker" "inspect" "39d31f17ac35cbb2fba335edcf23ade19d1c2ae15729e89c138ef6ab24650f6c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "39d31f17ac35cbb2fba335edcf23ade19d1c2ae15729e89c138ef6ab24650f6c", kill_on_drop: false }`
[INFO] [stdout] 39d31f17ac35cbb2fba335edcf23ade19d1c2ae15729e89c138ef6ab24650f6c