[INFO] cloning repository keydunov/quokka
[INFO] running `"git" "clone" "--bare" "git://github.com/keydunov/quokka.git" "work/cache/sources/gh/keydunov/quokka"`
[INFO] [stderr] Cloning into bare repository 'work/cache/sources/gh/keydunov/quokka'...
[INFO] running `"git" "clone" "work/cache/sources/gh/keydunov/quokka" "work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/gh/keydunov/quokka"`
[INFO] [stderr] Cloning into 'work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/gh/keydunov/quokka'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/keydunov/quokka" "work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/gh/keydunov/quokka"`
[INFO] [stderr] Cloning into 'work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/gh/keydunov/quokka'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 800b9a9d56f002209e8662f05fa787c4fbb2afed
[INFO] sha for GitHub repo keydunov/quokka: 800b9a9d56f002209e8662f05fa787c4fbb2afed
[INFO] validating manifest of keydunov/quokka on toolchain master#c8865d8e195813ade6b84434ac9f8850e7112d1a
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c8865d8e195813ade6b84434ac9f8850e7112d1a-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of keydunov/quokka on toolchain try#e212b7d492c96d3837691ba29d32d5f468933fb8
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+e212b7d492c96d3837691ba29d32d5f468933fb8-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing keydunov/quokka
[INFO] removed path dependency jsonway from keydunov/quokka
[INFO] finished frobbing keydunov/quokka
[INFO] frobbed toml for keydunov/quokka written to work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/gh/keydunov/quokka/Cargo.toml
[INFO] started frobbing keydunov/quokka
[INFO] removed path dependency jsonway from keydunov/quokka
[INFO] finished frobbing keydunov/quokka
[INFO] frobbed toml for keydunov/quokka written to work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/gh/keydunov/quokka/Cargo.toml
[INFO] crate keydunov/quokka already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c8865d8e195813ade6b84434ac9f8850e7112d1a-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr] error: the lock file /mnt/big/crater/work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/gh/keydunov/quokka/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" "+c8865d8e195813ade6b84434ac9f8850e7112d1a-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+e212b7d492c96d3837691ba29d32d5f468933fb8-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c8865d8e195813ade6b84434ac9f8850e7112d1a-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+e212b7d492c96d3837691ba29d32d5f468933fb8-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing keydunov/quokka against try#e212b7d492c96d3837691ba29d32d5f468933fb8 for pr-61629
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-61629/worker-2/try#e212b7d492c96d3837691ba29d32d5f468933fb8:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/gh/keydunov/quokka:/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" "+e212b7d492c96d3837691ba29d32d5f468933fb8-alt" "build" "--frozen"`
[INFO] [stdout] c3638ca04714dc39a03f22903e2a95b500dd2a9b6114c0d9b952b6acdcdc36cb
[INFO] running `"docker" "start" "-a" "c3638ca04714dc39a03f22903e2a95b500dd2a9b6114c0d9b952b6acdcdc36cb"`
[INFO] [stderr] warning: dependency (jsonway) specified without providing a local path, Git repository, or version to use. This will be considered an error in future versions
[INFO] [stderr]    Compiling itoa v0.4.4
[INFO] [stderr]    Compiling ryu v0.2.8
[INFO] [stderr]    Compiling serde v1.0.92
[INFO] [stderr]    Compiling phf_shared v0.7.24
[INFO] [stderr]    Compiling hyper v0.10.16
[INFO] [stderr]    Compiling phf_generator v0.7.24
[INFO] [stderr]    Compiling phf v0.7.24
[INFO] [stderr]    Compiling phf_codegen v0.7.24
[INFO] [stderr]    Compiling mime_guess v1.8.7
[INFO] [stderr]    Compiling iron v0.6.0
[INFO] [stderr]    Compiling router v0.6.0
[INFO] [stderr]    Compiling serde_json v1.0.39
[INFO] [stderr]    Compiling jsonway v2.0.0
[INFO] [stderr]    Compiling quokka v0.0.1 (/opt/crater/workdir)
[INFO] [stderr] error: expected identifier, found `"rustc-serialize"`
[INFO] [stderr]  --> src/main.rs:4:14
[INFO] [stderr]   |
[INFO] [stderr] 4 | extern crate "rustc-serialize" as rustc_serialize;
[INFO] [stderr]   |              ^^^^^^^^^^^^^^^^^ expected identifier
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] error: Could not compile `quokka`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "c3638ca04714dc39a03f22903e2a95b500dd2a9b6114c0d9b952b6acdcdc36cb"`
[INFO] running `"docker" "rm" "-f" "c3638ca04714dc39a03f22903e2a95b500dd2a9b6114c0d9b952b6acdcdc36cb"`
[INFO] [stdout] c3638ca04714dc39a03f22903e2a95b500dd2a9b6114c0d9b952b6acdcdc36cb