[INFO] cloning repository jimblandy/mock-executor
[INFO] running `"git" "clone" "--bare" "git://github.com/jimblandy/mock-executor.git" "work/cache/sources/gh/jimblandy/mock-executor"`
[INFO] [stderr] Cloning into bare repository 'work/cache/sources/gh/jimblandy/mock-executor'...
[INFO] running `"git" "clone" "work/cache/sources/gh/jimblandy/mock-executor" "work/ex/pr-58899/sources/master#c0086b9e8972fef9fd4af24bae20d45021ed06c6/gh/jimblandy/mock-executor"`
[INFO] [stderr] Cloning into 'work/ex/pr-58899/sources/master#c0086b9e8972fef9fd4af24bae20d45021ed06c6/gh/jimblandy/mock-executor'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/jimblandy/mock-executor" "work/ex/pr-58899/sources/try#290ac7b29f41ff9fa5232f9a1116ea71a3501063/gh/jimblandy/mock-executor"`
[INFO] [stderr] Cloning into 'work/ex/pr-58899/sources/try#290ac7b29f41ff9fa5232f9a1116ea71a3501063/gh/jimblandy/mock-executor'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 0d9f55d79e9783c047bec32e49e2a068ac94b58c
[INFO] sha for GitHub repo jimblandy/mock-executor: 0d9f55d79e9783c047bec32e49e2a068ac94b58c
[INFO] validating manifest of jimblandy/mock-executor on toolchain master#c0086b9e8972fef9fd4af24bae20d45021ed06c6
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c0086b9e8972fef9fd4af24bae20d45021ed06c6-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of jimblandy/mock-executor on toolchain try#290ac7b29f41ff9fa5232f9a1116ea71a3501063
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+290ac7b29f41ff9fa5232f9a1116ea71a3501063-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing jimblandy/mock-executor
[INFO] finished frobbing jimblandy/mock-executor
[INFO] frobbed toml for jimblandy/mock-executor written to work/ex/pr-58899/sources/master#c0086b9e8972fef9fd4af24bae20d45021ed06c6/gh/jimblandy/mock-executor/Cargo.toml
[INFO] started frobbing jimblandy/mock-executor
[INFO] finished frobbing jimblandy/mock-executor
[INFO] frobbed toml for jimblandy/mock-executor written to work/ex/pr-58899/sources/try#290ac7b29f41ff9fa5232f9a1116ea71a3501063/gh/jimblandy/mock-executor/Cargo.toml
[INFO] crate jimblandy/mock-executor has a lockfile. skipping
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c0086b9e8972fef9fd4af24bae20d45021ed06c6-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+290ac7b29f41ff9fa5232f9a1116ea71a3501063-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking jimblandy/mock-executor against try#290ac7b29f41ff9fa5232f9a1116ea71a3501063 for pr-58899
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-58899/worker-3/try#290ac7b29f41ff9fa5232f9a1116ea71a3501063:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-58899/sources/try#290ac7b29f41ff9fa5232f9a1116ea71a3501063/gh/jimblandy/mock-executor:/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" "+290ac7b29f41ff9fa5232f9a1116ea71a3501063-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 96db2de3bb0c9664e609cea8658ef8ff5fa3f0543e299993b0d539c3fe4e486c
[INFO] running `"docker" "start" "-a" "96db2de3bb0c9664e609cea8658ef8ff5fa3f0543e299993b0d539c3fe4e486c"`
[INFO] [stderr]     Checking async2 v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] error[E0670]: `async fn` is not permitted in the 2015 edition
[INFO] [stderr]    --> src/main.rs:226:1
[INFO] [stderr]     |
[INFO] [stderr] 226 | async fn print<F>(label: &'static str, future: F)
[INFO] [stderr]     | ^^^^^
[INFO] [stderr] 
[INFO] [stderr] error[E0670]: `async fn` is not permitted in the 2015 edition
[INFO] [stderr]    --> src/main.rs:226:1
[INFO] [stderr]     |
[INFO] [stderr] 226 | async fn print<F>(label: &'static str, future: F)
[INFO] [stderr]     | ^^^^^
[INFO] [stderr] 
[INFO] [stderr] error[E0432]: unresolved imports `std::task::LocalWaker`, `std::task::local_waker_from_nonlocal`
[INFO] [stderr]  --> src/main.rs:8:23
[INFO] [stderr]   |
[INFO] [stderr] 8 | use std::task::{self, LocalWaker, local_waker_from_nonlocal, Poll};
[INFO] [stderr]   |                       ^^^^^^^^^^  ^^^^^^^^^^^^^^^^^^^^^^^^^ no `local_waker_from_nonlocal` in `task`
[INFO] [stderr]   |                       |
[INFO] [stderr]   |                       no `LocalWaker` in `task`
[INFO] [stderr] 
[INFO] [stderr] error[E0405]: cannot find trait `Wake` in module `task`
[INFO] [stderr]    --> src/main.rs:129:12
[INFO] [stderr]     |
[INFO] [stderr] 129 | impl task::Wake for Waker {
[INFO] [stderr]     |            ^^^^ not found in `task`
[INFO] [stderr] 
[INFO] [stderr] error[E0432]: unresolved imports `std::task::LocalWaker`, `std::task::local_waker_from_nonlocal`
[INFO] [stderr]  --> src/main.rs:8:23
[INFO] [stderr]   |
[INFO] [stderr] 8 | use std::task::{self, LocalWaker, local_waker_from_nonlocal, Poll};
[INFO] [stderr]   |                       ^^^^^^^^^^  ^^^^^^^^^^^^^^^^^^^^^^^^^ no `local_waker_from_nonlocal` in `task`
[INFO] [stderr]   |                       |
[INFO] [stderr]   |                       no `LocalWaker` in `task`
[INFO] [stderr] 
[INFO] [stderr] error[E0405]: cannot find trait `Wake` in module `task`
[INFO] [stderr]    --> src/main.rs:129:12
[INFO] [stderr]     |
[INFO] [stderr] 129 | impl task::Wake for Waker {
[INFO] [stderr]     |            ^^^^ not found in `task`
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 3 previous errors
[INFO] [stderr] 
[INFO] [stderr] Some errors occurred: E0405, E0432, E0670.
[INFO] [stderr] For more information about an error, try `rustc --explain E0405`.
[INFO] [stderr] error: Could not compile `async2`.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: aborting due to 3 previous errors
[INFO] [stderr] 
[INFO] [stderr] Some errors occurred: E0405, E0432, E0670.
[INFO] [stderr] For more information about an error, try `rustc --explain E0405`.
[INFO] [stderr] error: Could not compile `async2`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "96db2de3bb0c9664e609cea8658ef8ff5fa3f0543e299993b0d539c3fe4e486c"`
[INFO] running `"docker" "rm" "-f" "96db2de3bb0c9664e609cea8658ef8ff5fa3f0543e299993b0d539c3fe4e486c"`
[INFO] [stdout] 96db2de3bb0c9664e609cea8658ef8ff5fa3f0543e299993b0d539c3fe4e486c