[INFO] updating cached repository j-fro/rocket-todo
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/j-fro/rocket-todo
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/j-fro/rocket-todo" "work/ex/pr-63376/sources/master#60960a260f7b5c695fd0717311d72ce62dd4eb43/gh/j-fro/rocket-todo"`
[INFO] [stderr] Cloning into 'work/ex/pr-63376/sources/master#60960a260f7b5c695fd0717311d72ce62dd4eb43/gh/j-fro/rocket-todo'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/j-fro/rocket-todo" "work/ex/pr-63376/sources/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7/gh/j-fro/rocket-todo"`
[INFO] [stderr] Cloning into 'work/ex/pr-63376/sources/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7/gh/j-fro/rocket-todo'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] ebba3a6bc3dca4b5c258b75b41807c6c659f2331
[INFO] sha for GitHub repo j-fro/rocket-todo: ebba3a6bc3dca4b5c258b75b41807c6c659f2331
[INFO] validating manifest of j-fro/rocket-todo on toolchain master#60960a260f7b5c695fd0717311d72ce62dd4eb43
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+60960a260f7b5c695fd0717311d72ce62dd4eb43-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of j-fro/rocket-todo on toolchain try#266783e4e09e4e9d5307c1c8e695659c58bbcac7
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+266783e4e09e4e9d5307c1c8e695659c58bbcac7-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing j-fro/rocket-todo
[INFO] finished frobbing j-fro/rocket-todo
[INFO] frobbed toml for j-fro/rocket-todo written to work/ex/pr-63376/sources/master#60960a260f7b5c695fd0717311d72ce62dd4eb43/gh/j-fro/rocket-todo/Cargo.toml
[INFO] started frobbing j-fro/rocket-todo
[INFO] finished frobbing j-fro/rocket-todo
[INFO] frobbed toml for j-fro/rocket-todo written to work/ex/pr-63376/sources/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7/gh/j-fro/rocket-todo/Cargo.toml
[INFO] crate j-fro/rocket-todo already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+60960a260f7b5c695fd0717311d72ce62dd4eb43-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+266783e4e09e4e9d5307c1c8e695659c58bbcac7-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking j-fro/rocket-todo against try#266783e4e09e4e9d5307c1c8e695659c58bbcac7 for pr-63376
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-63376/worker-3/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-63376/sources/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7/gh/j-fro/rocket-todo:/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" "+266783e4e09e4e9d5307c1c8e695659c58bbcac7-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] cc9968a2ff91f86ae843ae41efd8dd6c3cc6f054f5567c809823f5ba97eb365b
[INFO] running `"docker" "start" "-a" "cc9968a2ff91f86ae843ae41efd8dd6c3cc6f054f5567c809823f5ba97eb365b"`
[INFO] [stderr]     Checking md5 v0.2.1
[INFO] [stderr]    Compiling num_cpus v1.2.1
[INFO] [stderr]    Compiling syn v0.10.6
[INFO] [stderr]    Compiling rocket_codegen v0.1.4
[INFO] [stderr]     Checking serde_json v0.8.4
[INFO] [stderr]    Compiling time v0.1.35
[INFO] [stderr]     Checking cookie v0.2.5
[INFO] [stderr]     Checking postgres-protocol v0.2.0
[INFO] [stderr]     Checking hyper v0.9.14
[INFO] [stderr]     Checking handlebars v0.23.0
[INFO] [stderr]     Checking postgres v0.13.4
[INFO] [stderr]    Compiling serde_codegen_internals v0.11.3
[INFO] [stderr]    Compiling serde_codegen v0.8.22
[INFO] [stderr]     Checking rocket v0.1.4
[INFO] [stderr]    Compiling serde_derive v0.8.22
[INFO] [stderr] error[E0283]: type annotations required: cannot resolve `std::borrow::Cow<'_, str>: std::borrow::Borrow<_>`
[INFO] [stderr]    --> /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/rocket-0.1.4/src/http/header.rs:444:47
[INFO] [stderr]     |
[INFO] [stderr] 444 |                 Header::new(key.as_str(), val.borrow())
[INFO] [stderr]     |                                               ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0283`.
[INFO] [stderr] error: Could not compile `rocket`.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error[E0283]: type annotations required: cannot resolve `std::borrow::Cow<'_, str>: std::borrow::Borrow<_>`
[INFO] [stderr]    --> /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/rocket-0.1.4/src/http/header.rs:444:47
[INFO] [stderr]     |
[INFO] [stderr] 444 |                 Header::new(key.as_str(), val.borrow())
[INFO] [stderr]     |                                               ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0283`.
[INFO] [stderr] error: Could not compile `rocket`.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `"docker" "inspect" "cc9968a2ff91f86ae843ae41efd8dd6c3cc6f054f5567c809823f5ba97eb365b"`
[INFO] running `"docker" "rm" "-f" "cc9968a2ff91f86ae843ae41efd8dd6c3cc6f054f5567c809823f5ba97eb365b"`
[INFO] [stdout] cc9968a2ff91f86ae843ae41efd8dd6c3cc6f054f5567c809823f5ba97eb365b