[INFO] fetching crate ringbuf 0.4.4...
[INFO] checking ringbuf-0.4.4 against try#24cd45d7714ba43afd4b8e62fb677b069b21c4a5 for pr-129543
[INFO] extracting crate ringbuf 0.4.4 into /workspace/builds/worker-0-tc2/source
[INFO] validating manifest of crates.io crate ringbuf 0.4.4 on toolchain 24cd45d7714ba43afd4b8e62fb677b069b21c4a5
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+24cd45d7714ba43afd4b8e62fb677b069b21c4a5" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate ringbuf 0.4.4
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate ringbuf 0.4.4
[INFO] tweaked toml for crates.io crate ringbuf 0.4.4 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] crate crates.io crate ringbuf 0.4.4 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" "+24cd45d7714ba43afd4b8e62fb677b069b21c4a5" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+24cd45d7714ba43afd4b8e62fb677b069b21c4a5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2394cf88925305826e98abaf60d71bbf0d5f2910aa3382b4eb9b0df51e5b99b8
[INFO] running `Command { std: "docker" "start" "-a" "2394cf88925305826e98abaf60d71bbf0d5f2910aa3382b4eb9b0df51e5b99b8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2394cf88925305826e98abaf60d71bbf0d5f2910aa3382b4eb9b0df51e5b99b8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2394cf88925305826e98abaf60d71bbf0d5f2910aa3382b4eb9b0df51e5b99b8", kill_on_drop: false }`
[INFO] [stdout] 2394cf88925305826e98abaf60d71bbf0d5f2910aa3382b4eb9b0df51e5b99b8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+24cd45d7714ba43afd4b8e62fb677b069b21c4a5" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7b7272a474419515a1e805e3705dcb8dbcc1085aef9ef382cb0627cb7217cba6
[INFO] running `Command { std: "docker" "start" "-a" "7b7272a474419515a1e805e3705dcb8dbcc1085aef9ef382cb0627cb7217cba6", kill_on_drop: false }`
[INFO] [stderr]    Compiling crossbeam-utils v0.8.19
[INFO] [stderr]     Checking once_mut v0.1.1
[INFO] [stderr]     Checking ringbuf v0.4.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.13s
[INFO] running `Command { std: "docker" "inspect" "7b7272a474419515a1e805e3705dcb8dbcc1085aef9ef382cb0627cb7217cba6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7b7272a474419515a1e805e3705dcb8dbcc1085aef9ef382cb0627cb7217cba6", kill_on_drop: false }`
[INFO] [stdout] 7b7272a474419515a1e805e3705dcb8dbcc1085aef9ef382cb0627cb7217cba6