[INFO] fetching crate mdbook-superimport 0.1.1...
[INFO] checking mdbook-superimport-0.1.1 against beta for pr-78714
[INFO] extracting crate mdbook-superimport 0.1.1 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate mdbook-superimport 0.1.1 on toolchain beta
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate mdbook-superimport 0.1.1
[INFO] finished tweaking crates.io crate mdbook-superimport 0.1.1
[INFO] tweaked toml for crates.io crate mdbook-superimport 0.1.1 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "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] 79a2cc4470027d74b7f1ddb87ab14b9c242d3d1c4f91420c4272d3722bd54092
[INFO] running `Command { std: "docker" "start" "-a" "79a2cc4470027d74b7f1ddb87ab14b9c242d3d1c4f91420c4272d3722bd54092", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "79a2cc4470027d74b7f1ddb87ab14b9c242d3d1c4f91420c4272d3722bd54092", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "79a2cc4470027d74b7f1ddb87ab14b9c242d3d1c4f91420c4272d3722bd54092", kill_on_drop: false }`
[INFO] [stdout] 79a2cc4470027d74b7f1ddb87ab14b9c242d3d1c4f91420c4272d3722bd54092
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7535aca33211ebab578f81f85b4d41d3c4db367f50ce44810bceb91a432fc506
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "7535aca33211ebab578f81f85b4d41d3c4db367f50ce44810bceb91a432fc506", kill_on_drop: false }`
[INFO] [stderr]    Compiling rand_core v0.4.2
[INFO] [stderr]    Compiling siphasher v0.2.3
[INFO] [stderr]    Compiling string_cache_shared v0.3.0
[INFO] [stderr]     Checking new_debug_unreachable v1.0.4
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]    Compiling ucd-trie v0.1.3
[INFO] [stderr]     Checking mac v0.1.1
[INFO] [stderr]     Checking utf-8 v0.7.5
[INFO] [stderr]     Checking precomputed-hash v0.1.1
[INFO] [stderr]     Checking modifier v0.1.0
[INFO] [stderr]     Checking sequence_trie v0.3.6
[INFO] [stderr]    Compiling pulldown-cmark v0.1.2
[INFO] [stderr]     Checking maplit v1.0.2
[INFO] [stderr]     Checking is-match v0.1.0
[INFO] [stderr]     Checking bitflags v0.9.1
[INFO] [stderr]     Checking strum v0.18.0
[INFO] [stderr]     Checking remove_dir_all v0.5.3
[INFO] [stderr]     Checking shlex v0.1.1
[INFO] [stderr]     Checking open v1.4.0
[INFO] [stderr]     Checking unsafe-any v0.4.2
[INFO] [stderr]    Compiling error-chain v0.12.4
[INFO] [stderr]     Checking futf v0.1.4
[INFO] [stderr]     Checking itertools v0.7.11
[INFO] [stderr]    Compiling serde v1.0.117
[INFO] [stderr]     Checking pest v2.1.3
[INFO] [stderr]     Checking getrandom v0.1.15
[INFO] [stderr]     Checking inotify-sys v0.1.4
[INFO] [stderr]     Checking rand v0.4.6
[INFO] [stderr]     Checking filetime v0.2.13
[INFO] [stderr]    Compiling unicase v1.4.2
[INFO] [stderr]     Checking toml v0.4.10
[INFO] [stderr]     Checking bytes v0.4.12
[INFO] [stderr]     Checking typemap v0.3.3
[INFO] [stderr]    Compiling rand_core v0.3.1
[INFO] [stderr]    Compiling rand_os v0.1.3
[INFO] [stderr]    Compiling rand_jitter v0.1.4
[INFO] [stderr]    Compiling rand_pcg v0.1.2
[INFO] [stderr]     Checking inotify v0.7.1
[INFO] [stderr]     Checking phf_shared v0.7.24
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking tendril v0.4.1
[INFO] [stderr]     Checking mio-extras v2.0.6
[INFO] [stderr]    Compiling rand_isaac v0.1.1
[INFO] [stderr]    Compiling rand_xorshift v0.1.1
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]    Compiling rand_hc v0.1.0
[INFO] [stderr]     Checking plugin v0.2.6
[INFO] [stderr]     Checking phf v0.7.24
[INFO] [stderr]    Compiling strum_macros v0.18.0
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking notify v4.0.15
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]     Checking ws v0.7.9
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking toml-query v0.7.0
[INFO] [stderr]    Compiling pest_meta v2.1.3
[INFO] [stderr]     Checking tempfile v3.1.0
[INFO] [stderr]    Compiling phf_generator v0.7.24
[INFO] [stderr]    Compiling phf_codegen v0.7.24
[INFO] [stderr]    Compiling string_cache_codegen v0.4.4
[INFO] [stderr]    Compiling mime_guess v1.8.8
[INFO] [stderr]    Compiling pest_generator v2.1.3
[INFO] [stderr]     Checking elasticlunr-rs v2.3.9
[INFO] [stderr]    Compiling string_cache v0.7.5
[INFO] [stderr]    Compiling pest_derive v2.1.0
[INFO] [stderr]     Checking iron v0.6.1
[INFO] [stderr]     Checking mount v0.4.0
[INFO] [stderr]     Checking staticfile v0.5.0
[INFO] [stderr]     Checking handlebars v1.1.0
[INFO] [stderr]    Compiling serde_json v1.0.59
[INFO] [stderr]    Compiling markup5ever v0.7.5
[INFO] [stderr]    Compiling html5ever v0.22.5
[INFO] [stderr]     Checking ammonia v1.2.0
[INFO] [stderr]     Checking mdbook v0.2.3
[INFO] [stderr]     Checking mdbook-superimport v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 19s
[INFO] running `Command { std: "docker" "inspect" "7535aca33211ebab578f81f85b4d41d3c4db367f50ce44810bceb91a432fc506", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7535aca33211ebab578f81f85b4d41d3c4db367f50ce44810bceb91a432fc506", kill_on_drop: false }`
[INFO] [stdout] 7535aca33211ebab578f81f85b4d41d3c4db367f50ce44810bceb91a432fc506