[INFO] updating cached repository shunp/rust_iron_api
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/shunp/rust_iron_api
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/shunp/rust_iron_api" "work/ex/beta-1.38-1/sources/1.37.0/gh/shunp/rust_iron_api"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/shunp/rust_iron_api'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/shunp/rust_iron_api" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/shunp/rust_iron_api"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/shunp/rust_iron_api'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 479ac32cbde457b7b52e286b39693b5eecac2148
[INFO] sha for GitHub repo shunp/rust_iron_api: 479ac32cbde457b7b52e286b39693b5eecac2148
[INFO] validating manifest of shunp/rust_iron_api 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 shunp/rust_iron_api 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 shunp/rust_iron_api
[INFO] finished frobbing shunp/rust_iron_api
[INFO] frobbed toml for shunp/rust_iron_api written to work/ex/beta-1.38-1/sources/1.37.0/gh/shunp/rust_iron_api/Cargo.toml
[INFO] started frobbing shunp/rust_iron_api
[INFO] finished frobbing shunp/rust_iron_api
[INFO] frobbed toml for shunp/rust_iron_api written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/shunp/rust_iron_api/Cargo.toml
[INFO] crate shunp/rust_iron_api 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 shunp/rust_iron_api against beta-2019-08-13 for beta-1.38-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-1/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/shunp/rust_iron_api:/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" "+beta-2019-08-13" "build" "--frozen"`
[INFO] [stdout] f62ca047864ef4895e3340ceee925e5987811e89121124ca25cf0f602609f52d
[INFO] running `"docker" "start" "-a" "f62ca047864ef4895e3340ceee925e5987811e89121124ca25cf0f602609f52d"`
[INFO] [stderr]    Compiling mime_guess v1.8.6
[INFO] [stderr]    Compiling iron v0.6.0
[INFO] [stderr]    Compiling sample3 v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/main.rs:19:33
[INFO] [stderr]    |
[INFO] [stderr] 19 |     routes: HashMap<String, Box<Handler>>
[INFO] [stderr]    |                                 ^^^^^^^ help: use `dyn`: `dyn Handler`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 11.37s
[INFO] running `"docker" "inspect" "f62ca047864ef4895e3340ceee925e5987811e89121124ca25cf0f602609f52d"`
[INFO] running `"docker" "rm" "-f" "f62ca047864ef4895e3340ceee925e5987811e89121124ca25cf0f602609f52d"`
[INFO] [stdout] f62ca047864ef4895e3340ceee925e5987811e89121124ca25cf0f602609f52d
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-1/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/shunp/rust_iron_api:/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" "+beta-2019-08-13" "test" "--frozen" "--no-run"`
[INFO] [stdout] 48d0816619dbaa7894ad1dcf8abee9c49f4855a6eb805cd0cc040edb24bef2b0
[INFO] running `"docker" "start" "-a" "48d0816619dbaa7894ad1dcf8abee9c49f4855a6eb805cd0cc040edb24bef2b0"`
[INFO] [stderr]    Compiling sample3 v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/main.rs:19:33
[INFO] [stderr]    |
[INFO] [stderr] 19 |     routes: HashMap<String, Box<Handler>>
[INFO] [stderr]    |                                 ^^^^^^^ help: use `dyn`: `dyn Handler`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.17s
[INFO] running `"docker" "inspect" "48d0816619dbaa7894ad1dcf8abee9c49f4855a6eb805cd0cc040edb24bef2b0"`
[INFO] running `"docker" "rm" "-f" "48d0816619dbaa7894ad1dcf8abee9c49f4855a6eb805cd0cc040edb24bef2b0"`
[INFO] [stdout] 48d0816619dbaa7894ad1dcf8abee9c49f4855a6eb805cd0cc040edb24bef2b0
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-1/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/shunp/rust_iron_api:/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" "+beta-2019-08-13" "test" "--frozen"`
[INFO] [stdout] 6058c91e8e4cdb663e13768b129ff3bc0ac6d305e09b41b1d7f1f9718d1851fb
[INFO] running `"docker" "start" "-a" "6058c91e8e4cdb663e13768b129ff3bc0ac6d305e09b41b1d7f1f9718d1851fb"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.08s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/sample3-4fdcbf70452d4ef1
[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" "6058c91e8e4cdb663e13768b129ff3bc0ac6d305e09b41b1d7f1f9718d1851fb"`
[INFO] running `"docker" "rm" "-f" "6058c91e8e4cdb663e13768b129ff3bc0ac6d305e09b41b1d7f1f9718d1851fb"`
[INFO] [stdout] 6058c91e8e4cdb663e13768b129ff3bc0ac6d305e09b41b1d7f1f9718d1851fb