[INFO] cloning repository KhanhML/khanhml.github.io
[INFO] running `"git" "clone" "--bare" "git://github.com/KhanhML/khanhml.github.io.git" "work/cache/sources/gh/KhanhML/khanhml.github.io"`
[INFO] [stderr] Cloning into bare repository 'work/cache/sources/gh/KhanhML/khanhml.github.io'...
[INFO] running `"git" "clone" "work/cache/sources/gh/KhanhML/khanhml.github.io" "work/ex/pr-58899/sources/master#c0086b9e8972fef9fd4af24bae20d45021ed06c6/gh/KhanhML/khanhml.github.io"`
[INFO] [stderr] Cloning into 'work/ex/pr-58899/sources/master#c0086b9e8972fef9fd4af24bae20d45021ed06c6/gh/KhanhML/khanhml.github.io'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/KhanhML/khanhml.github.io" "work/ex/pr-58899/sources/try#290ac7b29f41ff9fa5232f9a1116ea71a3501063/gh/KhanhML/khanhml.github.io"`
[INFO] [stderr] Cloning into 'work/ex/pr-58899/sources/try#290ac7b29f41ff9fa5232f9a1116ea71a3501063/gh/KhanhML/khanhml.github.io'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 761cc8fd3e1942d56947b35dbc0d97190a885fff
[INFO] sha for GitHub repo KhanhML/khanhml.github.io: 761cc8fd3e1942d56947b35dbc0d97190a885fff
[INFO] validating manifest of KhanhML/khanhml.github.io on toolchain master#c0086b9e8972fef9fd4af24bae20d45021ed06c6
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c0086b9e8972fef9fd4af24bae20d45021ed06c6-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of KhanhML/khanhml.github.io on toolchain try#290ac7b29f41ff9fa5232f9a1116ea71a3501063
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+290ac7b29f41ff9fa5232f9a1116ea71a3501063-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing KhanhML/khanhml.github.io
[INFO] finished frobbing KhanhML/khanhml.github.io
[INFO] frobbed toml for KhanhML/khanhml.github.io written to work/ex/pr-58899/sources/master#c0086b9e8972fef9fd4af24bae20d45021ed06c6/gh/KhanhML/khanhml.github.io/Cargo.toml
[INFO] started frobbing KhanhML/khanhml.github.io
[INFO] finished frobbing KhanhML/khanhml.github.io
[INFO] frobbed toml for KhanhML/khanhml.github.io written to work/ex/pr-58899/sources/try#290ac7b29f41ff9fa5232f9a1116ea71a3501063/gh/KhanhML/khanhml.github.io/Cargo.toml
[INFO] crate KhanhML/khanhml.github.io has a lockfile. skipping
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c0086b9e8972fef9fd4af24bae20d45021ed06c6-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+290ac7b29f41ff9fa5232f9a1116ea71a3501063-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking KhanhML/khanhml.github.io against master#c0086b9e8972fef9fd4af24bae20d45021ed06c6 for pr-58899
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-58899/worker-4/master#c0086b9e8972fef9fd4af24bae20d45021ed06c6:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-58899/sources/master#c0086b9e8972fef9fd4af24bae20d45021ed06c6/gh/KhanhML/khanhml.github.io:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+c0086b9e8972fef9fd4af24bae20d45021ed06c6-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] aa67e13a5fc90b6906c9ebb82fd37f02771fb7cd29b3fb18404b2fad51db2dc8
[INFO] running `"docker" "start" "-a" "aa67e13a5fc90b6906c9ebb82fd37f02771fb7cd29b3fb18404b2fad51db2dc8"`
[INFO] [stderr]     Checking typed-arena v1.3.0
[INFO] [stderr]    Compiling pest_derive v1.0.7
[INFO] [stderr]    Compiling syn v0.13.10
[INFO] [stderr]     Checking comrak v0.2.12
[INFO] [stderr]    Compiling derive-error-chain v0.11.1
[INFO] [stderr]     Checking dotenv v0.11.0
[INFO] [stderr]     Checking generator-rs v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused variable: `domain_name`
[INFO] [stderr]    --> src/main.rs:166:9
[INFO] [stderr]     |
[INFO] [stderr] 166 |     let domain_name = env::var("DOMAIN_NAME").unwrap();
[INFO] [stderr]     |         ^^^^^^^^^^^ help: consider prefixing with an underscore: `_domain_name`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `domain_name`
[INFO] [stderr]    --> src/main.rs:166:9
[INFO] [stderr]     |
[INFO] [stderr] 166 |     let domain_name = env::var("DOMAIN_NAME").unwrap();
[INFO] [stderr]     |         ^^^^^^^^^^^ help: consider prefixing with an underscore: `_domain_name`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]    --> src/main.rs:248:5
[INFO] [stderr]     |
[INFO] [stderr] 248 |     output_file.write_all(channel.to_string().as_bytes());
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(unused_must_use)] on by default
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]    --> src/main.rs:248:5
[INFO] [stderr]     |
[INFO] [stderr] 248 |     output_file.write_all(channel.to_string().as_bytes());
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(unused_must_use)] on by default
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 24.86s
[INFO] running `"docker" "inspect" "aa67e13a5fc90b6906c9ebb82fd37f02771fb7cd29b3fb18404b2fad51db2dc8"`
[INFO] running `"docker" "rm" "-f" "aa67e13a5fc90b6906c9ebb82fd37f02771fb7cd29b3fb18404b2fad51db2dc8"`
[INFO] [stdout] aa67e13a5fc90b6906c9ebb82fd37f02771fb7cd29b3fb18404b2fad51db2dc8