[INFO] updating cached repository AnimatedRNG/cuckoo-http
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/AnimatedRNG/cuckoo-http
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/AnimatedRNG/cuckoo-http" "work/ex/pr-58948/sources/master#0f88167f89fffe321590c5148f21b7d51d44388d/gh/AnimatedRNG/cuckoo-http"`
[INFO] [stderr] Cloning into 'work/ex/pr-58948/sources/master#0f88167f89fffe321590c5148f21b7d51d44388d/gh/AnimatedRNG/cuckoo-http'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/AnimatedRNG/cuckoo-http" "work/ex/pr-58948/sources/try#a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b/gh/AnimatedRNG/cuckoo-http"`
[INFO] [stderr] Cloning into 'work/ex/pr-58948/sources/try#a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b/gh/AnimatedRNG/cuckoo-http'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 2b81710601967b7d0d79ff34cf52d12c9950c759
[INFO] sha for GitHub repo AnimatedRNG/cuckoo-http: 2b81710601967b7d0d79ff34cf52d12c9950c759
[INFO] validating manifest of AnimatedRNG/cuckoo-http on toolchain master#0f88167f89fffe321590c5148f21b7d51d44388d
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+0f88167f89fffe321590c5148f21b7d51d44388d-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of AnimatedRNG/cuckoo-http on toolchain try#a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing AnimatedRNG/cuckoo-http
[INFO] finished frobbing AnimatedRNG/cuckoo-http
[INFO] frobbed toml for AnimatedRNG/cuckoo-http written to work/ex/pr-58948/sources/master#0f88167f89fffe321590c5148f21b7d51d44388d/gh/AnimatedRNG/cuckoo-http/Cargo.toml
[INFO] started frobbing AnimatedRNG/cuckoo-http
[INFO] finished frobbing AnimatedRNG/cuckoo-http
[INFO] frobbed toml for AnimatedRNG/cuckoo-http written to work/ex/pr-58948/sources/try#a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b/gh/AnimatedRNG/cuckoo-http/Cargo.toml
[INFO] crate AnimatedRNG/cuckoo-http already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+0f88167f89fffe321590c5148f21b7d51d44388d-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on the registry index
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr] error: the lock file /mnt/big/crater/work/ex/pr-58948/sources/master#0f88167f89fffe321590c5148f21b7d51d44388d/gh/AnimatedRNG/cuckoo-http/Cargo.lock needs to be updated but --locked was passed to prevent this
[INFO] the lockfile is outdated, regenerating it
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+0f88167f89fffe321590c5148f21b7d51d44388d-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+0f88167f89fffe321590c5148f21b7d51d44388d-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking AnimatedRNG/cuckoo-http against master#0f88167f89fffe321590c5148f21b7d51d44388d for pr-58948
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-58948/worker-7/master#0f88167f89fffe321590c5148f21b7d51d44388d:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-58948/sources/master#0f88167f89fffe321590c5148f21b7d51d44388d/gh/AnimatedRNG/cuckoo-http:/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" "+0f88167f89fffe321590c5148f21b7d51d44388d-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] d5c21bdd46763dd56681bc525cc25de8f79426a8fa6d09dc43c848a21beb709d
[INFO] running `"docker" "start" "-a" "d5c21bdd46763dd56681bc525cc25de8f79426a8fa6d09dc43c848a21beb709d"`
[INFO] [stderr]    Compiling base-x v0.2.4
[INFO] [stderr]    Compiling stdweb v0.4.15
[INFO] [stderr]    Compiling serde_derive v1.0.89
[INFO] [stderr]    Compiling stdweb-internal-macros v0.2.6
[INFO] [stderr]    Compiling stdweb-derive v0.5.1
[INFO] [stderr]     Checking cuckoo_http v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: field is never used: `max_len`
[INFO] [stderr]   --> src/http_server.rs:76:5
[INFO] [stderr]    |
[INFO] [stderr] 76 |     max_len: usize,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `max_len`
[INFO] [stderr]   --> src/http_server.rs:76:5
[INFO] [stderr]    |
[INFO] [stderr] 76 |     max_len: usize,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 49.84s
[INFO] running `"docker" "inspect" "d5c21bdd46763dd56681bc525cc25de8f79426a8fa6d09dc43c848a21beb709d"`
[INFO] running `"docker" "rm" "-f" "d5c21bdd46763dd56681bc525cc25de8f79426a8fa6d09dc43c848a21beb709d"`
[INFO] [stdout] d5c21bdd46763dd56681bc525cc25de8f79426a8fa6d09dc43c848a21beb709d