[INFO] fetching crate scraper-main 0.1.0...
[INFO] checking scraper-main-0.1.0 against master#836c31742687ba4e2f857b5b698e1e9e6b67619c for pr-81789
[INFO] extracting crate scraper-main 0.1.0 into /workspace/builds/worker-9/source
[INFO] validating manifest of crates.io crate scraper-main 0.1.0 on toolchain 836c31742687ba4e2f857b5b698e1e9e6b67619c
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+836c31742687ba4e2f857b5b698e1e9e6b67619c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate scraper-main 0.1.0
[INFO] finished tweaking crates.io crate scraper-main 0.1.0
[INFO] tweaked toml for crates.io crate scraper-main 0.1.0 written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+836c31742687ba4e2f857b5b698e1e9e6b67619c" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+836c31742687ba4e2f857b5b698e1e9e6b67619c" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+836c31742687ba4e2f857b5b698e1e9e6b67619c" "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] bf45daf23ad41061fb23afbfa2f4f006d26f039c66b815cfc784148bc63a760f
[INFO] running `Command { std: "docker" "start" "-a" "bf45daf23ad41061fb23afbfa2f4f006d26f039c66b815cfc784148bc63a760f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "bf45daf23ad41061fb23afbfa2f4f006d26f039c66b815cfc784148bc63a760f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bf45daf23ad41061fb23afbfa2f4f006d26f039c66b815cfc784148bc63a760f", kill_on_drop: false }`
[INFO] [stdout] bf45daf23ad41061fb23afbfa2f4f006d26f039c66b815cfc784148bc63a760f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+836c31742687ba4e2f857b5b698e1e9e6b67619c" "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] 209fe099d98aa8ffa16fff66fb0d9415eb0f25b62c952eb52e17b44ea648a93e
[INFO] running `Command { std: "docker" "start" "-a" "209fe099d98aa8ffa16fff66fb0d9415eb0f25b62c952eb52e17b44ea648a93e", kill_on_drop: false }`
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling ppv-lite86 v0.2.10
[INFO] [stderr]     Checking utf-8 v0.7.6
[INFO] [stderr]    Compiling anyhow v1.0.40
[INFO] [stderr]    Compiling libc v0.2.93
[INFO] [stderr]     Checking string_cache v0.8.1
[INFO] [stderr]     Checking time v0.1.44
[INFO] [stderr]    Compiling syn v1.0.70
[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 string_cache_codegen v0.5.1
[INFO] [stderr]    Compiling phf_codegen v0.8.0
[INFO] [stderr]    Compiling markup5ever v0.10.1
[INFO] [stderr]    Compiling html5ever v0.25.1
[INFO] [stderr]    Compiling thiserror-impl v1.0.24
[INFO] [stderr]     Checking xml5ever v0.16.1
[INFO] [stderr]     Checking thiserror v1.0.24
[INFO] [stderr]     Checking markup5ever_rcdom v0.1.0
[INFO] [stderr]     Checking xpather v0.1.4
[INFO] [stderr]     Checking scraper-main v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 38.62s
[INFO] running `Command { std: "docker" "inspect" "209fe099d98aa8ffa16fff66fb0d9415eb0f25b62c952eb52e17b44ea648a93e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "209fe099d98aa8ffa16fff66fb0d9415eb0f25b62c952eb52e17b44ea648a93e", kill_on_drop: false }`
[INFO] [stdout] 209fe099d98aa8ffa16fff66fb0d9415eb0f25b62c952eb52e17b44ea648a93e