[INFO] updating cached repository aep/cr2
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/aep/cr2
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/aep/cr2" "work/ex/pr-61753/sources/master#8e948df707ea8a3c88c65bf2ffdcb2f1cf5491be/gh/aep/cr2"`
[INFO] [stderr] Cloning into 'work/ex/pr-61753/sources/master#8e948df707ea8a3c88c65bf2ffdcb2f1cf5491be/gh/aep/cr2'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/aep/cr2" "work/ex/pr-61753/sources/try#af22dfc7f56a5057c6b6120a65c74e7b6c1530af/gh/aep/cr2"`
[INFO] [stderr] Cloning into 'work/ex/pr-61753/sources/try#af22dfc7f56a5057c6b6120a65c74e7b6c1530af/gh/aep/cr2'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 2dab7fa669b242f8cf2d7b2715e6d0df3f40b65a
[INFO] sha for GitHub repo aep/cr2: 2dab7fa669b242f8cf2d7b2715e6d0df3f40b65a
[INFO] validating manifest of aep/cr2 on toolchain master#8e948df707ea8a3c88c65bf2ffdcb2f1cf5491be
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+8e948df707ea8a3c88c65bf2ffdcb2f1cf5491be-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of aep/cr2 on toolchain try#af22dfc7f56a5057c6b6120a65c74e7b6c1530af
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+af22dfc7f56a5057c6b6120a65c74e7b6c1530af-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing aep/cr2
[INFO] finished frobbing aep/cr2
[INFO] frobbed toml for aep/cr2 written to work/ex/pr-61753/sources/master#8e948df707ea8a3c88c65bf2ffdcb2f1cf5491be/gh/aep/cr2/Cargo.toml
[INFO] started frobbing aep/cr2
[INFO] finished frobbing aep/cr2
[INFO] frobbed toml for aep/cr2 written to work/ex/pr-61753/sources/try#af22dfc7f56a5057c6b6120a65c74e7b6c1530af/gh/aep/cr2/Cargo.toml
[INFO] crate aep/cr2 already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+8e948df707ea8a3c88c65bf2ffdcb2f1cf5491be-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+af22dfc7f56a5057c6b6120a65c74e7b6c1530af-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking aep/cr2 against try#af22dfc7f56a5057c6b6120a65c74e7b6c1530af for pr-61753
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-61753/worker-0/try#af22dfc7f56a5057c6b6120a65c74e7b6c1530af:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-61753/sources/try#af22dfc7f56a5057c6b6120a65c74e7b6c1530af/gh/aep/cr2:/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" "+af22dfc7f56a5057c6b6120a65c74e7b6c1530af-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] d9a42fe6a4c08ef013fc08825344bed91f88e51e069364ff2d8b86b3d6d8e1ba
[INFO] running `"docker" "start" "-a" "d9a42fe6a4c08ef013fc08825344bed91f88e51e069364ff2d8b86b3d6d8e1ba"`
[INFO] [stderr]     Blocking waiting for file lock on package cache lock
[INFO] [stderr]    Compiling subtle v2.0.0
[INFO] [stderr]    Compiling pest v0.3.3
[INFO] [stderr]    Compiling multimap v0.4.0
[INFO] [stderr]     Checking static_slice v0.0.3
[INFO] [stderr]     Checking bs58 v0.2.2
[INFO] [stderr]     Checking mtdparts v0.2.0
[INFO] [stderr]     Checking crc8 v0.1.1
[INFO] [stderr]    Compiling rand v0.6.4
[INFO] [stderr]    Compiling log v0.4.6
[INFO] [stderr]    Compiling hacl-star-sys v0.0.6
[INFO] [stderr]    Compiling petgraph v0.4.13
[INFO] [stderr]    Compiling byteorder v1.3.1
[INFO] [stderr]    Compiling serde v1.0.85
[INFO] [stderr]    Compiling iovec v0.1.2
[INFO] [stderr]    Compiling rand v0.4.5
[INFO] [stderr]     Checking wait-timeout v0.2.0
[INFO] [stderr]    Compiling snow v0.4.2
[INFO] [stderr]    Compiling syn v0.14.9
[INFO] [stderr]     Checking log v0.3.9
[INFO] [stderr]     Checking tinylogger v0.1.0
[INFO] [stderr]     Checking mio v0.6.16
[INFO] [stderr]     Checking block-buffer v0.7.0
[INFO] [stderr]    Compiling synstructure v0.10.1
[INFO] [stderr]    Compiling osaka-macros v0.2.2
[INFO] [stderr]    Compiling env_logger v0.5.13
[INFO] [stderr]    Compiling bytes v0.4.11
[INFO] [stderr]     Checking prost v0.4.0
[INFO] [stderr]     Checking hpack v0.3.0
[INFO] [stderr]     Checking sha2 v0.8.0
[INFO] [stderr]     Checking mio-extras v2.0.5
[INFO] [stderr]    Compiling tempdir v0.3.7
[INFO] [stderr]     Checking hacl-star v0.0.11
[INFO] [stderr]     Checking osaka v0.2.5
[INFO] [stderr] error[E0599]: no method named `resume` found for type `&mut X` in the current scope
[INFO] [stderr]    --> /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/osaka-0.2.5/src/lib.rs:123:29
[INFO] [stderr]     |
[INFO] [stderr] 123 |         match unsafe { self.resume() } {
[INFO] [stderr]     |                             ^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: items from traits can only be used if the trait is implemented and in scope
[INFO] [stderr]     = note: the following trait defines an item `resume`, perhaps you need to implement it:
[INFO] [stderr]             candidate #1: `std::ops::Generator`
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0599`.
[INFO] [stderr] error: Could not compile `osaka`.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `"docker" "inspect" "d9a42fe6a4c08ef013fc08825344bed91f88e51e069364ff2d8b86b3d6d8e1ba"`
[INFO] running `"docker" "rm" "-f" "d9a42fe6a4c08ef013fc08825344bed91f88e51e069364ff2d8b86b3d6d8e1ba"`
[INFO] [stdout] d9a42fe6a4c08ef013fc08825344bed91f88e51e069364ff2d8b86b3d6d8e1ba