[INFO] updating cached repository Noah2610/rust-book-webserver
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/Noah2610/rust-book-webserver
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/Noah2610/rust-book-webserver" "work/ex/beta-1.38-1/sources/1.37.0/gh/Noah2610/rust-book-webserver"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/Noah2610/rust-book-webserver'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/Noah2610/rust-book-webserver" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/Noah2610/rust-book-webserver"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/Noah2610/rust-book-webserver'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 75cb49873c688c3e610cf8173817e01b0af0eb48
[INFO] sha for GitHub repo Noah2610/rust-book-webserver: 75cb49873c688c3e610cf8173817e01b0af0eb48
[INFO] validating manifest of Noah2610/rust-book-webserver on toolchain 1.37.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of Noah2610/rust-book-webserver on toolchain beta-2019-08-13
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing Noah2610/rust-book-webserver
[INFO] finished frobbing Noah2610/rust-book-webserver
[INFO] frobbed toml for Noah2610/rust-book-webserver written to work/ex/beta-1.38-1/sources/1.37.0/gh/Noah2610/rust-book-webserver/Cargo.toml
[INFO] started frobbing Noah2610/rust-book-webserver
[INFO] finished frobbing Noah2610/rust-book-webserver
[INFO] frobbed toml for Noah2610/rust-book-webserver written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/Noah2610/rust-book-webserver/Cargo.toml
[INFO] crate Noah2610/rust-book-webserver already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing Noah2610/rust-book-webserver against 1.37.0 for beta-1.38-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-1/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/Noah2610/rust-book-webserver:/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=warn" "-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" "+1.37.0" "build" "--frozen"`
[INFO] [stdout] 73541928e1924eafe838d21bfb2310c96e2a672a6482f80a9617f7ce5da13cdf
[INFO] running `"docker" "start" "-a" "73541928e1924eafe838d21bfb2310c96e2a672a6482f80a9617f7ce5da13cdf"`
[INFO] [stderr]    Compiling book-webserver v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]  --> src/thread_pool.rs:4:16
[INFO] [stderr]   |
[INFO] [stderr] 4 | type Job = Box<FnBox + Send + 'static>;
[INFO] [stderr]   |                ^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn FnBox + Send + 'static`
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(bare_trait_objects)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `threads`
[INFO] [stderr]  --> src/thread_pool.rs:7:5
[INFO] [stderr]   |
[INFO] [stderr] 7 |     threads: Vec<Worker>,
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `id`
[INFO] [stderr]   --> src/thread_pool.rs:41:5
[INFO] [stderr]    |
[INFO] [stderr] 41 |     id:     usize,
[INFO] [stderr]    |     ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `thread`
[INFO] [stderr]   --> src/thread_pool.rs:42:5
[INFO] [stderr]    |
[INFO] [stderr] 42 |     thread: thread::JoinHandle<()>,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.50s
[INFO] running `"docker" "inspect" "73541928e1924eafe838d21bfb2310c96e2a672a6482f80a9617f7ce5da13cdf"`
[INFO] running `"docker" "rm" "-f" "73541928e1924eafe838d21bfb2310c96e2a672a6482f80a9617f7ce5da13cdf"`
[INFO] [stdout] 73541928e1924eafe838d21bfb2310c96e2a672a6482f80a9617f7ce5da13cdf
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-1/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/Noah2610/rust-book-webserver:/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=warn" "-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" "+1.37.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] 7de01a794e73b7a0b8c0f4ba2fd6403ebc1d533297f79078efb29558a91bf54e
[INFO] running `"docker" "start" "-a" "7de01a794e73b7a0b8c0f4ba2fd6403ebc1d533297f79078efb29558a91bf54e"`
[INFO] [stderr]    Compiling book-webserver v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]  --> src/thread_pool.rs:4:16
[INFO] [stderr]   |
[INFO] [stderr] 4 | type Job = Box<FnBox + Send + 'static>;
[INFO] [stderr]   |                ^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn FnBox + Send + 'static`
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(bare_trait_objects)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `threads`
[INFO] [stderr]  --> src/thread_pool.rs:7:5
[INFO] [stderr]   |
[INFO] [stderr] 7 |     threads: Vec<Worker>,
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `id`
[INFO] [stderr]   --> src/thread_pool.rs:41:5
[INFO] [stderr]    |
[INFO] [stderr] 41 |     id:     usize,
[INFO] [stderr]    |     ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `thread`
[INFO] [stderr]   --> src/thread_pool.rs:42:5
[INFO] [stderr]    |
[INFO] [stderr] 42 |     thread: thread::JoinHandle<()>,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.80s
[INFO] running `"docker" "inspect" "7de01a794e73b7a0b8c0f4ba2fd6403ebc1d533297f79078efb29558a91bf54e"`
[INFO] running `"docker" "rm" "-f" "7de01a794e73b7a0b8c0f4ba2fd6403ebc1d533297f79078efb29558a91bf54e"`
[INFO] [stdout] 7de01a794e73b7a0b8c0f4ba2fd6403ebc1d533297f79078efb29558a91bf54e
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-1/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/Noah2610/rust-book-webserver:/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=warn" "-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" "+1.37.0" "test" "--frozen"`
[INFO] [stdout] ce33d7a4fff87164d7f2aba62e5ddf1af4b56454d06aae05b0ed6c799bb88cc1
[INFO] running `"docker" "start" "-a" "ce33d7a4fff87164d7f2aba62e5ddf1af4b56454d06aae05b0ed6c799bb88cc1"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/book_webserver-c97ea6efde310ab1
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "ce33d7a4fff87164d7f2aba62e5ddf1af4b56454d06aae05b0ed6c799bb88cc1"`
[INFO] running `"docker" "rm" "-f" "ce33d7a4fff87164d7f2aba62e5ddf1af4b56454d06aae05b0ed6c799bb88cc1"`
[INFO] [stdout] ce33d7a4fff87164d7f2aba62e5ddf1af4b56454d06aae05b0ed6c799bb88cc1