[INFO] fetching crate mdbook-auto-gen-summary 0.1.6...
[INFO] checking mdbook-auto-gen-summary-0.1.6 against master#5e3f1b148db5bfa27fee52464ae1f5d34c49d77b for pr-75502
[INFO] extracting crate mdbook-auto-gen-summary 0.1.6 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate mdbook-auto-gen-summary 0.1.6 on toolchain 5e3f1b148db5bfa27fee52464ae1f5d34c49d77b
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5e3f1b148db5bfa27fee52464ae1f5d34c49d77b" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate mdbook-auto-gen-summary 0.1.6
[INFO] finished tweaking crates.io crate mdbook-auto-gen-summary 0.1.6
[INFO] tweaked toml for crates.io crate mdbook-auto-gen-summary 0.1.6 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate crates.io crate mdbook-auto-gen-summary 0.1.6 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5e3f1b148db5bfa27fee52464ae1f5d34c49d77b" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+5e3f1b148db5bfa27fee52464ae1f5d34c49d77b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] ecdc28fd29c221a9b86cf99f4d213db975b5de99b1844c5cd6836c016c62d5c1
[INFO] running `Command { std: "docker" "start" "-a" "ecdc28fd29c221a9b86cf99f4d213db975b5de99b1844c5cd6836c016c62d5c1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ecdc28fd29c221a9b86cf99f4d213db975b5de99b1844c5cd6836c016c62d5c1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ecdc28fd29c221a9b86cf99f4d213db975b5de99b1844c5cd6836c016c62d5c1", kill_on_drop: false }`
[INFO] [stdout] ecdc28fd29c221a9b86cf99f4d213db975b5de99b1844c5cd6836c016c62d5c1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+5e3f1b148db5bfa27fee52464ae1f5d34c49d77b" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 3214d541c40c4a29945eeb65503565f2150e19916596d25f7a7d5d96d3427fff
[INFO] running `Command { std: "docker" "start" "-a" "3214d541c40c4a29945eeb65503565f2150e19916596d25f7a7d5d96d3427fff", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.36
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[INFO] [stderr]    Compiling phf_generator v0.8.0
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[INFO] [stderr]    Compiling pest_generator v2.1.3
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[INFO] [stderr]    Compiling markup5ever v0.10.0
[INFO] [stderr]     Checking elasticlunr-rs v2.3.9
[INFO] [stderr]     Checking futures-executor v0.3.5
[INFO] [stderr]     Checking h2 v0.2.6
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[INFO] [stderr]     Checking warp v0.2.4
[INFO] [stderr]     Checking mdbook v0.4.1
[INFO] [stderr]     Checking mdbook-auto-gen-summary v0.1.6 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2m 33s
[INFO] running `Command { std: "docker" "inspect" "3214d541c40c4a29945eeb65503565f2150e19916596d25f7a7d5d96d3427fff", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3214d541c40c4a29945eeb65503565f2150e19916596d25f7a7d5d96d3427fff", kill_on_drop: false }`
[INFO] [stdout] 3214d541c40c4a29945eeb65503565f2150e19916596d25f7a7d5d96d3427fff