[INFO] updating cached repository deciduously/ar-bot
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/deciduously/ar-bot
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/deciduously/ar-bot" "work/ex/pr-57483/sources/master#2bde39b8edce6463e1c37f8a8082a875e7b536b1/gh/deciduously/ar-bot"`
[INFO] [stderr] Cloning into 'work/ex/pr-57483/sources/master#2bde39b8edce6463e1c37f8a8082a875e7b536b1/gh/deciduously/ar-bot'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/deciduously/ar-bot" "work/ex/pr-57483/sources/try#0d8b5d1f16bab9e975695518ff8705bdab9fe94c/gh/deciduously/ar-bot"`
[INFO] [stderr] Cloning into 'work/ex/pr-57483/sources/try#0d8b5d1f16bab9e975695518ff8705bdab9fe94c/gh/deciduously/ar-bot'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 824c07024e36dfc46ecfd87e5178dca9590726e4
[INFO] sha for GitHub repo deciduously/ar-bot: 824c07024e36dfc46ecfd87e5178dca9590726e4
[INFO] validating manifest of deciduously/ar-bot on toolchain master#2bde39b8edce6463e1c37f8a8082a875e7b536b1
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+2bde39b8edce6463e1c37f8a8082a875e7b536b1-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of deciduously/ar-bot on toolchain try#0d8b5d1f16bab9e975695518ff8705bdab9fe94c
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+0d8b5d1f16bab9e975695518ff8705bdab9fe94c-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing deciduously/ar-bot
[INFO] finished frobbing deciduously/ar-bot
[INFO] frobbed toml for deciduously/ar-bot written to work/ex/pr-57483/sources/master#2bde39b8edce6463e1c37f8a8082a875e7b536b1/gh/deciduously/ar-bot/Cargo.toml
[INFO] started frobbing deciduously/ar-bot
[INFO] finished frobbing deciduously/ar-bot
[INFO] frobbed toml for deciduously/ar-bot written to work/ex/pr-57483/sources/try#0d8b5d1f16bab9e975695518ff8705bdab9fe94c/gh/deciduously/ar-bot/Cargo.toml
[INFO] crate deciduously/ar-bot has a lockfile. skipping
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+2bde39b8edce6463e1c37f8a8082a875e7b536b1-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+0d8b5d1f16bab9e975695518ff8705bdab9fe94c-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking deciduously/ar-bot against try#0d8b5d1f16bab9e975695518ff8705bdab9fe94c for pr-57483
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-57483/worker-7/try#0d8b5d1f16bab9e975695518ff8705bdab9fe94c:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-57483/sources/try#0d8b5d1f16bab9e975695518ff8705bdab9fe94c/gh/deciduously/ar-bot:/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" "+0d8b5d1f16bab9e975695518ff8705bdab9fe94c-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] f2c3630f15784b6705c480124882396811dcbe4440e5a27db3f64ba9688d4a0e
[INFO] running `"docker" "start" "-a" "f2c3630f15784b6705c480124882396811dcbe4440e5a27db3f64ba9688d4a0e"`
[INFO] [stderr]    Compiling memchr v2.0.1
[INFO] [stderr]    Compiling serde v1.0.70
[INFO] [stderr]    Compiling syn v0.14.5
[INFO] [stderr]     Checking env_logger v0.5.11
[INFO] [stderr]     Checking chrono v0.4.4
[INFO] [stderr]     Checking error-chain v0.12.0
[INFO] [stderr]    Compiling nom v4.0.0
[INFO] [stderr]     Checking pretty_env_logger v0.2.4
[INFO] [stderr]    Compiling serde_derive v1.0.70
[INFO] [stderr]    Compiling toml v0.4.6
[INFO] [stderr]    Compiling askama_shared v0.7.1
[INFO] [stderr]    Compiling askama_derive v0.7.1
[INFO] [stderr]    Compiling askama v0.7.1
[INFO] [stderr]    Compiling ar-bot v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused `#[macro_use]` import
[INFO] [stderr]  --> src/main.rs:4:1
[INFO] [stderr]   |
[INFO] [stderr] 4 | #[macro_use]
[INFO] [stderr]   | ^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused `#[macro_use]` import
[INFO] [stderr]  --> src/main.rs:4:1
[INFO] [stderr]   |
[INFO] [stderr] 4 | #[macro_use]
[INFO] [stderr]   | ^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `ReportTemplate`
[INFO] [stderr]   --> src/page.rs:17:1
[INFO] [stderr]    |
[INFO] [stderr] 17 | struct ReportTemplate<'a> {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `SkelTemplate`
[INFO] [stderr]   --> src/page.rs:23:1
[INFO] [stderr]    |
[INFO] [stderr] 23 | struct SkelTemplate {}
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `ReportTemplate`
[INFO] [stderr]   --> src/page.rs:17:1
[INFO] [stderr]    |
[INFO] [stderr] 17 | struct ReportTemplate<'a> {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `SkelTemplate`
[INFO] [stderr]   --> src/page.rs:23:1
[INFO] [stderr]    |
[INFO] [stderr] 23 | struct SkelTemplate {}
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 50.31s
[INFO] running `"docker" "inspect" "f2c3630f15784b6705c480124882396811dcbe4440e5a27db3f64ba9688d4a0e"`
[INFO] running `"docker" "rm" "-f" "f2c3630f15784b6705c480124882396811dcbe4440e5a27db3f64ba9688d4a0e"`
[INFO] [stdout] f2c3630f15784b6705c480124882396811dcbe4440e5a27db3f64ba9688d4a0e