[INFO] updating cached repository https://github.com/nicohman/rust-wildbow-scraper
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"`
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] d8e24c5a17b31fec407e912dece04d8a2e5582ac
[INFO] checking nicohman/rust-wildbow-scraper against master#2748a9fd93dd1a00a4521f4f16de5befbf77f6cd for pr-62262-1
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnicohman%2Frust-wildbow-scraper" "/workspace/builds/worker-11/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-11/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/nicohman/rust-wildbow-scraper on toolchain 2748a9fd93dd1a00a4521f4f16de5befbf77f6cd
[INFO] running `"/workspace/cargo-home/bin/cargo" "+2748a9fd93dd1a00a4521f4f16de5befbf77f6cd" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/nicohman/rust-wildbow-scraper
[INFO] finished tweaking git repo https://github.com/nicohman/rust-wildbow-scraper
[INFO] tweaked toml for git repo https://github.com/nicohman/rust-wildbow-scraper written to /workspace/builds/worker-11/source/Cargo.toml
[INFO] crate git repo https://github.com/nicohman/rust-wildbow-scraper already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+2748a9fd93dd1a00a4521f4f16de5befbf77f6cd" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+2748a9fd93dd1a00a4521f4f16de5befbf77f6cd" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 9a306df00746accda6228ef1ce20deb173e73a1220c1420ed5a4fb9c20689263
[INFO] running `"docker" "start" "-a" "9a306df00746accda6228ef1ce20deb173e73a1220c1420ed5a4fb9c20689263"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling openssl v0.10.12
[INFO] [stderr]    Compiling miniz_oxide_c_api v0.1.3
[INFO] [stderr]    Compiling openssl-sys v0.9.36
[INFO] [stderr]     Checking miniz_oxide v0.1.3
[INFO] [stderr]     Checking want v0.0.6
[INFO] [stderr]     Checking uuid v0.7.1
[INFO] [stderr]     Checking h2 v0.1.12
[INFO] [stderr]     Checking tendril v0.3.1
[INFO] [stderr]     Checking parking_lot_core v0.3.1
[INFO] [stderr]     Checking serde_urlencoded v0.5.3
[INFO] [stderr]    Compiling string_cache_codegen v0.4.1
[INFO] [stderr]    Compiling mime_guess v1.8.6
[INFO] [stderr]     Checking parking_lot v0.6.4
[INFO] [stderr]     Checking tokio-reactor v0.1.5
[INFO] [stderr]    Compiling string_cache v0.6.2
[INFO] [stderr]    Compiling markup5ever v0.3.2
[INFO] [stderr]    Compiling native-tls v0.2.1
[INFO] [stderr]     Checking flate2 v1.0.2
[INFO] [stderr]     Checking tokio-udp v0.1.2
[INFO] [stderr]     Checking tokio-tcp v0.1.1
[INFO] [stderr]     Checking tokio-uds v0.2.1
[INFO] [stderr]     Checking zip v0.4.2
[INFO] [stderr]     Checking tokio v0.1.8
[INFO] [stderr]     Checking hyper v0.12.10
[INFO] [stderr]     Checking html5ever v0.18.0
[INFO] [stderr]     Checking hyper-tls v0.3.0
[INFO] [stderr]     Checking select v0.4.2
[INFO] [stderr]     Checking reqwest v0.9.3
[INFO] [stderr]     Checking gen-epub-book v2.3.2
[INFO] [stderr]     Checking rust-wildbow-scraper v1.0.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused import: `StoreTrue`
[INFO] [stderr]  --> src/main.rs:7:32
[INFO] [stderr]   |
[INFO] [stderr] 7 | use argparse::{ArgumentParser, StoreTrue, PushConst, StoreConst};
[INFO] [stderr]   |                                ^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::env`
[INFO] [stderr]   --> src/main.rs:12:5
[INFO] [stderr]    |
[INFO] [stderr] 12 | use std::env;
[INFO] [stderr]    |     ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/main.rs:168:9
[INFO] [stderr]     |
[INFO] [stderr] 168 |     let mut r: Option<bool>;
[INFO] [stderr]     |         ----^
[INFO] [stderr]     |         |
[INFO] [stderr]     |         help: remove this `mut`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `StoreTrue`
[INFO] [stderr]  --> src/main.rs:7:32
[INFO] [stderr]   |
[INFO] [stderr] 7 | use argparse::{ArgumentParser, StoreTrue, PushConst, StoreConst};
[INFO] [stderr]   |                                ^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::env`
[INFO] [stderr]   --> src/main.rs:12:5
[INFO] [stderr]    |
[INFO] [stderr] 12 | use std::env;
[INFO] [stderr]    |     ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/main.rs:168:9
[INFO] [stderr]     |
[INFO] [stderr] 168 |     let mut r: Option<bool>;
[INFO] [stderr]     |         ----^
[INFO] [stderr]     |         |
[INFO] [stderr]     |         help: remove this `mut`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 58.01s
[INFO] running `"docker" "inspect" "9a306df00746accda6228ef1ce20deb173e73a1220c1420ed5a4fb9c20689263"`
[INFO] running `"docker" "rm" "-f" "9a306df00746accda6228ef1ce20deb173e73a1220c1420ed5a4fb9c20689263"`
[INFO] [stdout] 9a306df00746accda6228ef1ce20deb173e73a1220c1420ed5a4fb9c20689263