[INFO] fetching crate mdbook-dtmo 0.9.0...
[INFO] checking mdbook-dtmo-0.9.0 against beta-2021-10-15 for beta-1.56-3
[INFO] extracting crate mdbook-dtmo 0.9.0 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate mdbook-dtmo 0.9.0 on toolchain beta-2021-10-15
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-10-15" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate mdbook-dtmo 0.9.0
[INFO] finished tweaking crates.io crate mdbook-dtmo 0.9.0
[INFO] tweaked toml for crates.io crate mdbook-dtmo 0.9.0 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate crates.io crate mdbook-dtmo 0.9.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-10-15" "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] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded mdbook-toc v0.7.0
[INFO] [stderr]   Downloaded select v0.5.0
[INFO] [stderr]   Downloaded mdbook-open-on-gh v1.4.0
[INFO] [stderr]   Downloaded mdbook-mermaid v0.7.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-10-15" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e27962415eb650e7c0712a5d03f36d1892fc4d258c8d4cd93b480c871ea49eb9
[INFO] running `Command { std: "docker" "start" "-a" "e27962415eb650e7c0712a5d03f36d1892fc4d258c8d4cd93b480c871ea49eb9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e27962415eb650e7c0712a5d03f36d1892fc4d258c8d4cd93b480c871ea49eb9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e27962415eb650e7c0712a5d03f36d1892fc4d258c8d4cd93b480c871ea49eb9", kill_on_drop: false }`
[INFO] [stdout] e27962415eb650e7c0712a5d03f36d1892fc4d258c8d4cd93b480c871ea49eb9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-10-15" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 04a3f93c8bcd8d2830c279019cb24adcc645bf0e2db9e089104e5810d8df59b2
[INFO] running `Command { std: "docker" "start" "-a" "04a3f93c8bcd8d2830c279019cb24adcc645bf0e2db9e089104e5810d8df59b2", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.77
[INFO] [stderr]    Compiling proc-macro2 v1.0.23
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[INFO] [stderr]     Checking mdbook v0.4.10
[INFO] [stderr]     Checking mdbook-open-on-gh v1.4.0
[INFO] [stderr]     Checking mdbook-toc v0.7.0
[INFO] [stderr]     Checking mdbook-mermaid v0.7.0
[INFO] [stderr]     Checking mdbook-dtmo v0.9.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 02s
[INFO] running `Command { std: "docker" "inspect" "04a3f93c8bcd8d2830c279019cb24adcc645bf0e2db9e089104e5810d8df59b2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "04a3f93c8bcd8d2830c279019cb24adcc645bf0e2db9e089104e5810d8df59b2", kill_on_drop: false }`
[INFO] [stdout] 04a3f93c8bcd8d2830c279019cb24adcc645bf0e2db9e089104e5810d8df59b2
