[INFO] fetching crate boilerpipe 0.4.0...
[INFO] checking boilerpipe-0.4.0 against try#45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4 for pr-83744
[INFO] extracting crate boilerpipe 0.4.0 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate boilerpipe 0.4.0 on toolchain 45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate boilerpipe 0.4.0
[INFO] finished tweaking crates.io crate boilerpipe 0.4.0
[INFO] tweaked toml for crates.io crate boilerpipe 0.4.0 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4" "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:c46a2d1a26fb48b37929c74ca49dd9409f2375a0a3bdb8fe07617f3ffccaa889" "/opt/rustwide/cargo-home/bin/cargo" "+45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b69c7f3d19aeaffe04c7c106890a8222997412f702807ba38df6b958f10914ac
[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" "b69c7f3d19aeaffe04c7c106890a8222997412f702807ba38df6b958f10914ac", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b69c7f3d19aeaffe04c7c106890a8222997412f702807ba38df6b958f10914ac", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b69c7f3d19aeaffe04c7c106890a8222997412f702807ba38df6b958f10914ac", kill_on_drop: false }`
[INFO] [stdout] b69c7f3d19aeaffe04c7c106890a8222997412f702807ba38df6b958f10914ac
[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:c46a2d1a26fb48b37929c74ca49dd9409f2375a0a3bdb8fe07617f3ffccaa889" "/opt/rustwide/cargo-home/bin/cargo" "+45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b59e580d44b623906408897d04780372d5f63a53708aaf1064fe560543e32d2a
[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" "b59e580d44b623906408897d04780372d5f63a53708aaf1064fe560543e32d2a", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.69
[INFO] [stderr]    Compiling siphasher v0.3.5
[INFO] [stderr]    Compiling serde v1.0.125
[INFO] [stderr]     Checking new_debug_unreachable v1.0.4
[INFO] [stderr]    Compiling itoa v0.4.7
[INFO] [stderr]     Checking mac v0.1.1
[INFO] [stderr]     Checking precomputed-hash v0.1.1
[INFO] [stderr]     Checking dtoa v0.4.8
[INFO] [stderr]     Checking utf-8 v0.7.6
[INFO] [stderr]     Checking nodrop v0.1.14
[INFO] [stderr]     Checking matches v0.1.8
[INFO] [stderr]     Checking smallvec v1.6.1
[INFO] [stderr]     Checking stable_deref_trait v1.2.0
[INFO] [stderr]     Checking thin-slice v0.1.1
[INFO] [stderr]     Checking ego-tree v0.6.2
[INFO] [stderr]     Checking fxhash v0.2.1
[INFO] [stderr]     Checking getopts v0.2.21
[INFO] [stderr]    Compiling libc v0.2.93
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]     Checking futf v0.1.4
[INFO] [stderr]     Checking servo_arc v0.1.1
[INFO] [stderr]     Checking chrono v0.4.19
[INFO] [stderr]    Compiling phf_shared v0.8.0
[INFO] [stderr]     Checking dtoa-short v0.3.3
[INFO] [stderr]     Checking tendril v0.4.2
[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling rand_pcg v0.2.1
[INFO] [stderr]    Compiling rand v0.7.3
[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 string_cache v0.8.1
[INFO] [stderr]    Compiling serde_json v1.0.64
[INFO] [stderr]    Compiling phf_macros v0.8.0
[INFO] [stderr]    Compiling serde_derive v1.0.125
[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 v0.99.13
[INFO] [stderr]     Checking phf v0.8.0
[INFO] [stderr]    Compiling markup5ever v0.10.0
[INFO] [stderr]     Checking scraper v0.12.0
[INFO] [stderr]     Checking boilerpipe v0.4.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 07s
[INFO] running `Command { std: "docker" "inspect" "b59e580d44b623906408897d04780372d5f63a53708aaf1064fe560543e32d2a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b59e580d44b623906408897d04780372d5f63a53708aaf1064fe560543e32d2a", kill_on_drop: false }`
[INFO] [stdout] b59e580d44b623906408897d04780372d5f63a53708aaf1064fe560543e32d2a