[INFO] fetching crate html-outliner 0.1.4...
[INFO] checking html-outliner-0.1.4 against master#936f2600b6c903b04387f74ed5cbce88bb06d243 for pr-91141
[INFO] extracting crate html-outliner 0.1.4 into /workspace/builds/worker-11/source
[INFO] validating manifest of crates.io crate html-outliner 0.1.4 on toolchain 936f2600b6c903b04387f74ed5cbce88bb06d243
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+936f2600b6c903b04387f74ed5cbce88bb06d243" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate html-outliner 0.1.4
[INFO] finished tweaking crates.io crate html-outliner 0.1.4
[INFO] tweaked toml for crates.io crate html-outliner 0.1.4 written to /workspace/builds/worker-11/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+936f2600b6c903b04387f74ed5cbce88bb06d243" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+936f2600b6c903b04387f74ed5cbce88bb06d243" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+936f2600b6c903b04387f74ed5cbce88bb06d243" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] bc7c643cf7bf9b3a1a4ffce68213f1029a2f2a2d5ff52d5cd2d9878fb5394267
[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" "bc7c643cf7bf9b3a1a4ffce68213f1029a2f2a2d5ff52d5cd2d9878fb5394267", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "bc7c643cf7bf9b3a1a4ffce68213f1029a2f2a2d5ff52d5cd2d9878fb5394267", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bc7c643cf7bf9b3a1a4ffce68213f1029a2f2a2d5ff52d5cd2d9878fb5394267", kill_on_drop: false }`
[INFO] [stdout] bc7c643cf7bf9b3a1a4ffce68213f1029a2f2a2d5ff52d5cd2d9878fb5394267
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+936f2600b6c903b04387f74ed5cbce88bb06d243" "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] 7fc2b85d102f1cca22fc0be7795945838b5c4bddfc7a7fad59baddfb7f928be8
[INFO] running `Command { std: "docker" "start" "-a" "7fc2b85d102f1cca22fc0be7795945838b5c4bddfc7a7fad59baddfb7f928be8", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.32
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling ppv-lite86 v0.2.15
[INFO] [stderr]    Compiling syn v1.0.82
[INFO] [stderr]    Compiling parking_lot_core v0.8.5
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]     Checking precomputed-hash v0.1.1
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]     Checking utf-8 v0.7.6
[INFO] [stderr]     Checking dtoa v0.4.8
[INFO] [stderr]     Checking byteorder v1.4.3
[INFO] [stderr]     Checking itoa v0.4.8
[INFO] [stderr]     Checking regex-syntax v0.6.25
[INFO] [stderr]     Checking once_cell v1.8.0
[INFO] [stderr]    Compiling phf_shared v0.8.0
[INFO] [stderr]     Checking instant v0.1.12
[INFO] [stderr]     Checking servo_arc v0.1.1
[INFO] [stderr]     Checking lock_api v0.4.5
[INFO] [stderr]     Checking tendril v0.4.2
[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stderr]     Checking dtoa-short v0.3.3
[INFO] [stderr]     Checking fxhash v0.2.1
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]     Checking parking_lot v0.11.2
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling rand_pcg v0.2.1
[INFO] [stderr]     Checking string_cache v0.8.2
[INFO] [stderr]    Compiling quote v1.0.10
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]     Checking aho-corasick v0.7.18
[INFO] [stderr]    Compiling phf_generator v0.8.0
[INFO] [stderr]    Compiling phf_codegen v0.8.0
[INFO] [stderr]    Compiling string_cache_codegen v0.5.1
[INFO] [stderr]    Compiling selectors v0.22.0
[INFO] [stderr]     Checking regex v1.5.4
[INFO] [stderr]    Compiling markup5ever v0.10.1
[INFO] [stderr]    Compiling phf_macros v0.8.0
[INFO] [stderr]    Compiling cssparser v0.27.2
[INFO] [stderr]    Compiling html5ever v0.25.1
[INFO] [stderr]    Compiling cssparser-macros v0.6.0
[INFO] [stderr]    Compiling derive_more v0.99.17
[INFO] [stderr]     Checking phf v0.8.0
[INFO] [stderr]     Checking kuchiki v0.8.1
[INFO] [stderr]     Checking html-outliner v0.1.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 03s
[INFO] running `Command { std: "docker" "inspect" "7fc2b85d102f1cca22fc0be7795945838b5c4bddfc7a7fad59baddfb7f928be8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7fc2b85d102f1cca22fc0be7795945838b5c4bddfc7a7fad59baddfb7f928be8", kill_on_drop: false }`
[INFO] [stdout] 7fc2b85d102f1cca22fc0be7795945838b5c4bddfc7a7fad59baddfb7f928be8