[INFO] fetching crate sauron-parse 0.1.8...
[INFO] checking sauron-parse-0.1.8 against master#c919f490bbcd2b29b74016101f7ec71aaa24bdbb for pr-79073
[INFO] extracting crate sauron-parse 0.1.8 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate sauron-parse 0.1.8 on toolchain c919f490bbcd2b29b74016101f7ec71aaa24bdbb
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+c919f490bbcd2b29b74016101f7ec71aaa24bdbb" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate sauron-parse 0.1.8
[INFO] finished tweaking crates.io crate sauron-parse 0.1.8
[INFO] tweaked toml for crates.io crate sauron-parse 0.1.8 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+c919f490bbcd2b29b74016101f7ec71aaa24bdbb" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+c919f490bbcd2b29b74016101f7ec71aaa24bdbb" "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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+c919f490bbcd2b29b74016101f7ec71aaa24bdbb" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0c02fb6149ce75b8baefa860f87d63e7ffcf8eaa6c9fa33613735a165c6976cf
[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" "0c02fb6149ce75b8baefa860f87d63e7ffcf8eaa6c9fa33613735a165c6976cf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0c02fb6149ce75b8baefa860f87d63e7ffcf8eaa6c9fa33613735a165c6976cf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0c02fb6149ce75b8baefa860f87d63e7ffcf8eaa6c9fa33613735a165c6976cf", kill_on_drop: false }`
[INFO] [stdout] 0c02fb6149ce75b8baefa860f87d63e7ffcf8eaa6c9fa33613735a165c6976cf
[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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+c919f490bbcd2b29b74016101f7ec71aaa24bdbb" "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] 8cd54c98ba8fd1fa4dcbe9175ed255ec60bc1d6190f608aa60971958156015eb
[INFO] running `Command { std: "docker" "start" "-a" "8cd54c98ba8fd1fa4dcbe9175ed255ec60bc1d6190f608aa60971958156015eb", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.50
[INFO] [stderr]    Compiling log v0.4.11
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]    Compiling ppv-lite86 v0.2.10
[INFO] [stderr]    Compiling siphasher v0.3.3
[INFO] [stderr]    Compiling wasm-bindgen-shared v0.2.68
[INFO] [stderr]    Compiling hashbrown v0.9.1
[INFO] [stderr]    Compiling serde_derive v1.0.117
[INFO] [stderr]     Checking new_debug_unreachable v1.0.4
[INFO] [stderr]    Compiling bumpalo v3.4.0
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling itoa v0.4.6
[INFO] [stderr]     Checking utf-8 v0.7.5
[INFO] [stderr]    Compiling wasm-bindgen v0.2.68
[INFO] [stderr]     Checking precomputed-hash v0.1.1
[INFO] [stderr]     Checking futf v0.1.4
[INFO] [stderr]    Compiling libc v0.2.80
[INFO] [stderr]    Compiling serde v1.0.117
[INFO] [stderr]     Checking time v0.1.44
[INFO] [stderr]     Checking phf_shared v0.8.0
[INFO] [stderr]     Checking tendril v0.4.1
[INFO] [stderr]     Checking phf v0.8.0
[INFO] [stderr]     Checking string_cache v0.8.1
[INFO] [stderr]     Checking mt-dom v0.6.0
[INFO] [stderr]     Checking serde_json v1.0.59
[INFO] [stderr]    Compiling indexmap v1.6.0
[INFO] [stderr]    Compiling getrandom v0.1.15
[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 wasm-bindgen-backend v0.2.68
[INFO] [stderr]    Compiling wasm-bindgen-macro-support v0.2.68
[INFO] [stderr]    Compiling html5ever v0.25.1
[INFO] [stderr]    Compiling thiserror-impl v1.0.22
[INFO] [stderr]    Compiling wasm-bindgen-macro v0.2.68
[INFO] [stderr]     Checking thiserror v1.0.22
[INFO] [stderr]     Checking js-sys v0.3.45
[INFO] [stderr]    Compiling markup5ever v0.10.0
[INFO] [stderr]     Checking web-sys v0.3.45
[INFO] [stderr]     Checking xml5ever v0.16.1
[INFO] [stderr]     Checking markup5ever_rcdom v0.1.0
[INFO] [stderr]     Checking sauron-core v0.32.6
[INFO] [stderr]     Checking sauron-parse v0.1.8 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `mt_dom::element`
[INFO] [stdout]   --> src/parser.rs:37:5
[INFO] [stdout]    |
[INFO] [stdout] 37 |     mt_dom::element,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `mt_dom::element`
[INFO] [stdout]   --> src/parser.rs:37:5
[INFO] [stdout]    |
[INFO] [stdout] 37 |     mt_dom::element,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 27s
[INFO] running `Command { std: "docker" "inspect" "8cd54c98ba8fd1fa4dcbe9175ed255ec60bc1d6190f608aa60971958156015eb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8cd54c98ba8fd1fa4dcbe9175ed255ec60bc1d6190f608aa60971958156015eb", kill_on_drop: false }`
[INFO] [stdout] 8cd54c98ba8fd1fa4dcbe9175ed255ec60bc1d6190f608aa60971958156015eb