[INFO] cloning repository https://github.com/ferruccio/htmlpack
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ferruccio/htmlpack" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fferruccio%2Fhtmlpack", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fferruccio%2Fhtmlpack'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 434b30d608b6fc2e843373eba8c4108e33cdf498
[INFO] checking ferruccio/htmlpack against master#5e3f1b148db5bfa27fee52464ae1f5d34c49d77b for pr-75502
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fferruccio%2Fhtmlpack" "/workspace/builds/worker-4/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/ferruccio/htmlpack 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 git repo https://github.com/ferruccio/htmlpack
[INFO] finished tweaking git repo https://github.com/ferruccio/htmlpack
[INFO] tweaked toml for git repo https://github.com/ferruccio/htmlpack written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/ferruccio/htmlpack 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-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] 6dde381afa7a6b9cad63c6b1d75deffe4c13688cae4e5d74fbe1dd9e8c5ec0bc
[INFO] running `Command { std: "docker" "start" "-a" "6dde381afa7a6b9cad63c6b1d75deffe4c13688cae4e5d74fbe1dd9e8c5ec0bc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6dde381afa7a6b9cad63c6b1d75deffe4c13688cae4e5d74fbe1dd9e8c5ec0bc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6dde381afa7a6b9cad63c6b1d75deffe4c13688cae4e5d74fbe1dd9e8c5ec0bc", kill_on_drop: false }`
[INFO] [stdout] 6dde381afa7a6b9cad63c6b1d75deffe4c13688cae4e5d74fbe1dd9e8c5ec0bc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] [stdout] e3df94d7f4781a5036edc30e61a296bdb8a432505370914f78eceaf89b857829
[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" "e3df94d7f4781a5036edc30e61a296bdb8a432505370914f78eceaf89b857829", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.86
[INFO] [stderr]    Compiling string_cache_shared v0.3.0
[INFO] [stderr]    Compiling itoa v0.4.3
[INFO] [stderr]     Checking cfg-if v0.1.6
[INFO] [stderr]     Checking mac v0.1.1
[INFO] [stderr]     Checking precomputed-hash v0.1.1
[INFO] [stderr]     Checking lazy_static v1.2.0
[INFO] [stderr]     Checking wild v2.0.1
[INFO] [stderr]     Checking quick-error v1.2.2
[INFO] [stderr]    Compiling rand_jitter v0.1.2
[INFO] [stderr]    Compiling libc v0.2.48
[INFO] [stderr]     Checking new_debug_unreachable v1.0.1
[INFO] [stderr]    Compiling ryu v0.2.7
[INFO] [stderr]    Compiling syn v0.15.26
[INFO] [stderr]     Checking clap v2.32.0
[INFO] [stderr]    Compiling rand_pcg v0.1.1
[INFO] [stderr]     Checking log v0.4.6
[INFO] [stderr]     Checking futf v0.1.4
[INFO] [stderr]     Checking log v0.3.9
[INFO] [stderr]     Checking tendril v0.4.1
[INFO] [stderr]     Checking mime v0.2.6
[INFO] [stderr]    Compiling rand_os v0.1.2
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]    Compiling phf_generator v0.7.24
[INFO] [stderr]    Compiling phf_codegen v0.7.24
[INFO] [stderr]    Compiling string_cache_codegen v0.4.2
[INFO] [stderr]    Compiling mime_guess v1.8.6
[INFO] [stderr]    Compiling string_cache v0.7.3
[INFO] [stderr]    Compiling serde_json v1.0.38
[INFO] [stderr]    Compiling serde_derive v1.0.86
[INFO] [stderr]    Compiling html5ever v0.22.5
[INFO] [stderr]    Compiling markup5ever v0.7.5
[INFO] [stderr]     Checking htmlpack v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 21s
[INFO] running `Command { std: "docker" "inspect" "e3df94d7f4781a5036edc30e61a296bdb8a432505370914f78eceaf89b857829", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e3df94d7f4781a5036edc30e61a296bdb8a432505370914f78eceaf89b857829", kill_on_drop: false }`
[INFO] [stdout] e3df94d7f4781a5036edc30e61a296bdb8a432505370914f78eceaf89b857829