[INFO] cloning repository https://github.com/CharmedSatyr/rust-link-scraper
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/CharmedSatyr/rust-link-scraper" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FCharmedSatyr%2Frust-link-scraper", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FCharmedSatyr%2Frust-link-scraper'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 16382fbb845e0fc7538a01afc8288eb14b0c1c0f
[INFO] checking CharmedSatyr/rust-link-scraper against master#430feb24a46993e5073c1bb1b39da190d83fa2bf for pr-78363
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FCharmedSatyr%2Frust-link-scraper" "/workspace/builds/worker-9/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-9/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/CharmedSatyr/rust-link-scraper on toolchain 430feb24a46993e5073c1bb1b39da190d83fa2bf
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+430feb24a46993e5073c1bb1b39da190d83fa2bf" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/CharmedSatyr/rust-link-scraper
[INFO] finished tweaking git repo https://github.com/CharmedSatyr/rust-link-scraper
[INFO] tweaked toml for git repo https://github.com/CharmedSatyr/rust-link-scraper written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] crate git repo https://github.com/CharmedSatyr/rust-link-scraper already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+430feb24a46993e5073c1bb1b39da190d83fa2bf" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+430feb24a46993e5073c1bb1b39da190d83fa2bf" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f367ee14173198b2ce2af6114623f40e862bb0d6dcc654a39802b9dee296c6a0
[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" "f367ee14173198b2ce2af6114623f40e862bb0d6dcc654a39802b9dee296c6a0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f367ee14173198b2ce2af6114623f40e862bb0d6dcc654a39802b9dee296c6a0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f367ee14173198b2ce2af6114623f40e862bb0d6dcc654a39802b9dee296c6a0", kill_on_drop: false }`
[INFO] [stdout] f367ee14173198b2ce2af6114623f40e862bb0d6dcc654a39802b9dee296c6a0
[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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+430feb24a46993e5073c1bb1b39da190d83fa2bf" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 97fd106eee486666fcd7ea2049e718b0a01730e86ca0d1850ed9a6ac00a01db1
[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" "97fd106eee486666fcd7ea2049e718b0a01730e86ca0d1850ed9a6ac00a01db1", kill_on_drop: false }`
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[INFO] [stderr]    Compiling autocfg v0.1.6
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[INFO] [stderr]    Compiling failure_derive v0.1.6
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[INFO] [stderr]    Compiling markup5ever v0.8.1
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[INFO] [stderr]     Checking link-scraper v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]  --> src/parse_links_from_document.rs:5:74
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub fn parse_links_from_document(document: &Document, base_url: &Url) -> (HashSet<String>) {
[INFO] [stdout]   |                                                                          ^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]  --> src/parse_links_from_document.rs:5:74
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub fn parse_links_from_document(document: &Document, base_url: &Url) -> (HashSet<String>) {
[INFO] [stdout]   |                                                                          ^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/main.rs:25:1
[INFO] [stdout]    |
[INFO] [stdout] 25 | / error_chain! {
[INFO] [stdout] 26 | |     foreign_links {
[INFO] [stdout] 27 | |         ReqError(reqwest::Error);
[INFO] [stdout] 28 | |         IoError(std::io::Error);
[INFO] [stdout] 29 | |     }
[INFO] [stdout] 30 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/main.rs:25:1
[INFO] [stdout]    |
[INFO] [stdout] 25 | / error_chain! {
[INFO] [stdout] 26 | |     foreign_links {
[INFO] [stdout] 27 | |         ReqError(reqwest::Error);
[INFO] [stdout] 28 | |         IoError(std::io::Error);
[INFO] [stdout] 29 | |     }
[INFO] [stdout] 30 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/main.rs:25:1
[INFO] [stdout]    |
[INFO] [stdout] 25 | / error_chain! {
[INFO] [stdout] 26 | |     foreign_links {
[INFO] [stdout] 27 | |         ReqError(reqwest::Error);
[INFO] [stdout] 28 | |         IoError(std::io::Error);
[INFO] [stdout] 29 | |     }
[INFO] [stdout] 30 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/main.rs:25:1
[INFO] [stdout]    |
[INFO] [stdout] 25 | / error_chain! {
[INFO] [stdout] 26 | |     foreign_links {
[INFO] [stdout] 27 | |         ReqError(reqwest::Error);
[INFO] [stdout] 28 | |         IoError(std::io::Error);
[INFO] [stdout] 29 | |     }
[INFO] [stdout] 30 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 51s
[INFO] running `Command { std: "docker" "inspect" "97fd106eee486666fcd7ea2049e718b0a01730e86ca0d1850ed9a6ac00a01db1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "97fd106eee486666fcd7ea2049e718b0a01730e86ca0d1850ed9a6ac00a01db1", kill_on_drop: false }`
[INFO] [stdout] 97fd106eee486666fcd7ea2049e718b0a01730e86ca0d1850ed9a6ac00a01db1