[INFO] fetching crate html5ever 0.25.1...
[INFO] checking html5ever-0.25.1 against beta for pr-78714
[INFO] extracting crate html5ever 0.25.1 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate html5ever 0.25.1 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 html5ever 0.25.1
[INFO] finished tweaking crates.io crate html5ever 0.25.1
[INFO] tweaked toml for crates.io crate html5ever 0.25.1 written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate crates.io crate html5ever 0.25.1 already has a lockfile, it will not be regenerated
[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-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c8928f16e547ef6329b919bc4cd3bb2b7557712a882f34b1d7b5a46b636dcc27
[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" "c8928f16e547ef6329b919bc4cd3bb2b7557712a882f34b1d7b5a46b636dcc27", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c8928f16e547ef6329b919bc4cd3bb2b7557712a882f34b1d7b5a46b636dcc27", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c8928f16e547ef6329b919bc4cd3bb2b7557712a882f34b1d7b5a46b636dcc27", kill_on_drop: false }`
[INFO] [stdout] c8928f16e547ef6329b919bc4cd3bb2b7557712a882f34b1d7b5a46b636dcc27
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 70be4f59c5f75a015c0924a983c065fdebda7cc922da1920757a8529a2ff5c14
[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" "70be4f59c5f75a015c0924a983c065fdebda7cc922da1920757a8529a2ff5c14", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling serde v1.0.101
[INFO] [stderr]    Compiling syn v1.0.5
[INFO] [stderr]    Compiling ppv-lite86 v0.2.6
[INFO] [stderr]    Compiling siphasher v0.3.1
[INFO] [stderr]    Compiling memchr v2.2.1
[INFO] [stderr]     Checking new_debug_unreachable v1.0.3
[INFO] [stderr]     Checking same-file v1.0.5
[INFO] [stderr]     Checking cast v0.2.2
[INFO] [stderr]     Checking typed-arena v1.6.1
[INFO] [stderr]     Checking itertools v0.8.0
[INFO] [stderr]    Compiling num-traits v0.2.8
[INFO] [stderr]    Compiling libc v0.2.65
[INFO] [stderr]    Compiling ryu v1.0.2
[INFO] [stderr]     Checking getrandom v0.1.12
[INFO] [stderr]     Checking clap v2.33.0
[INFO] [stderr]     Checking regex-automata v0.1.8
[INFO] [stderr]     Checking futf v0.1.4
[INFO] [stderr]     Checking walkdir v2.2.9
[INFO] [stderr]    Compiling phf_shared v0.8.0
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking tendril v0.4.1
[INFO] [stderr]     Checking phf v0.8.0
[INFO] [stderr]     Checking rand_xoshiro v0.3.1
[INFO] [stderr]     Checking rand_os v0.2.2
[INFO] [stderr]    Compiling c2-chacha v0.2.3
[INFO] [stderr]     Checking criterion-plot v0.4.0
[INFO] [stderr]    Compiling rand_chacha v0.2.1
[INFO] [stderr]    Compiling rand_pcg v0.2.1
[INFO] [stderr]     Checking csv-core v0.1.6
[INFO] [stderr]    Compiling rand v0.7.2
[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]     Checking serde_json v1.0.41
[INFO] [stderr]     Checking string_cache v0.8.0
[INFO] [stderr]     Checking bstr v0.2.8
[INFO] [stderr]     Checking csv v1.1.1
[INFO] [stderr]     Checking tinytemplate v1.0.2
[INFO] [stderr]    Compiling serde_derive v1.0.101
[INFO] [stderr]    Compiling html5ever v0.25.1 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling markup5ever v0.10.0
[INFO] [stderr]     Checking criterion v0.3.0
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 22s
[INFO] running `Command { std: "docker" "inspect" "70be4f59c5f75a015c0924a983c065fdebda7cc922da1920757a8529a2ff5c14", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "70be4f59c5f75a015c0924a983c065fdebda7cc922da1920757a8529a2ff5c14", kill_on_drop: false }`
[INFO] [stdout] 70be4f59c5f75a015c0924a983c065fdebda7cc922da1920757a8529a2ff5c14