[INFO] fetching crate mail_extractor 0.1.3...
[INFO] checking mail_extractor-0.1.3 against beta for pr-78714
[INFO] extracting crate mail_extractor 0.1.3 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate mail_extractor 0.1.3 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 mail_extractor 0.1.3
[INFO] finished tweaking crates.io crate mail_extractor 0.1.3
[INFO] tweaked toml for crates.io crate mail_extractor 0.1.3 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e453f28d98fe2262b58c712d02a9c3e8e7dd83a81b4e121e6150a1d959310468
[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" "e453f28d98fe2262b58c712d02a9c3e8e7dd83a81b4e121e6150a1d959310468", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e453f28d98fe2262b58c712d02a9c3e8e7dd83a81b4e121e6150a1d959310468", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e453f28d98fe2262b58c712d02a9c3e8e7dd83a81b4e121e6150a1d959310468", kill_on_drop: false }`
[INFO] [stdout] e453f28d98fe2262b58c712d02a9c3e8e7dd83a81b4e121e6150a1d959310468
[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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 434b8cab52e5d746ea0767317ca22916a1d185eb47c95bcee5be701cfb49e883
[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" "434b8cab52e5d746ea0767317ca22916a1d185eb47c95bcee5be701cfb49e883", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.48
[INFO] [stderr]    Compiling procedural-masquerade v0.1.7
[INFO] [stderr]     Checking nodrop v0.1.14
[INFO] [stderr]    Compiling serde v1.0.117
[INFO] [stderr]     Checking thin-slice v0.1.1
[INFO] [stderr]     Checking htmlescape v0.3.1
[INFO] [stderr]     Checking dtoa-short v0.3.2
[INFO] [stderr]     Checking base64 v0.10.1
[INFO] [stderr]     Checking fxhash v0.2.1
[INFO] [stderr]    Compiling selectors v0.21.0
[INFO] [stderr]     Checking servo_arc v0.1.1
[INFO] [stderr]     Checking charset v0.1.2
[INFO] [stderr]     Checking mailparse v0.10.4
[INFO] [stderr]    Compiling cssparser v0.25.9
[INFO] [stderr]    Compiling cssparser-macros v0.3.6
[INFO] [stderr]    Compiling thiserror-impl v1.0.22
[INFO] [stderr]    Compiling serde_derive v1.0.117
[INFO] [stderr]     Checking thiserror v1.0.22
[INFO] [stderr]     Checking lol_html v0.1.0
[INFO] [stderr]     Checking uuid v0.8.1
[INFO] [stderr]     Checking mail_extractor v0.1.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 48.35s
[INFO] running `Command { std: "docker" "inspect" "434b8cab52e5d746ea0767317ca22916a1d185eb47c95bcee5be701cfb49e883", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "434b8cab52e5d746ea0767317ca22916a1d185eb47c95bcee5be701cfb49e883", kill_on_drop: false }`
[INFO] [stdout] 434b8cab52e5d746ea0767317ca22916a1d185eb47c95bcee5be701cfb49e883