[INFO] fetching crate ev 0.1.0...
[INFO] testing ev-0.1.0 against try#03a1ea71b075ab964b5278bc6e74cd6c52c36ee0 for pr-74409
[INFO] extracting crate ev 0.1.0 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate ev 0.1.0 on toolchain 03a1ea71b075ab964b5278bc6e74cd6c52c36ee0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate ev 0.1.0
[INFO] finished tweaking crates.io crate ev 0.1.0
[INFO] tweaked toml for crates.io crate ev 0.1.0 written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] cf8d754214717ccd6e3e6d2185a02277273052f0c0d42d3c0221c7d7b8d1674b
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "cf8d754214717ccd6e3e6d2185a02277273052f0c0d42d3c0221c7d7b8d1674b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cf8d754214717ccd6e3e6d2185a02277273052f0c0d42d3c0221c7d7b8d1674b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cf8d754214717ccd6e3e6d2185a02277273052f0c0d42d3c0221c7d7b8d1674b", kill_on_drop: false }`
[INFO] [stdout] cf8d754214717ccd6e3e6d2185a02277273052f0c0d42d3c0221c7d7b8d1674b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 100ab2cc0c3f4a29689fa709cdbb535e8ae818ebb70e04c740bf04101c96f510
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "100ab2cc0c3f4a29689fa709cdbb535e8ae818ebb70e04c740bf04101c96f510", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.73
[INFO] [stderr]    Compiling ev v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type or module `inner`
[INFO] [stdout]   --> src/core.rs:33:12
[INFO] [stdout]    |
[INFO] [stdout] 33 |     inner: inner::Mux,
[INFO] [stdout]    |            ^^^^^ use of undeclared type or module `inner`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type or module `inner`
[INFO] [stdout]   --> src/core.rs:57:12
[INFO] [stdout]    |
[INFO] [stdout] 57 |     inner: inner::Buffer,
[INFO] [stdout]    |            ^^^^^ use of undeclared type or module `inner`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type or module `inner`
[INFO] [stdout]   --> src/core.rs:69:12
[INFO] [stdout]    |
[INFO] [stdout] 69 |     inner: inner::Iter<'a>,
[INFO] [stdout]    |            ^^^^^ use of undeclared type or module `inner`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type or module `inner`
[INFO] [stdout]   --> src/core.rs:83:12
[INFO] [stdout]    |
[INFO] [stdout] 83 |     inner: inner::Notifier,
[INFO] [stdout]    |            ^^^^^ use of undeclared type or module `inner`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type or module `inner`
[INFO] [stdout]   --> src/core.rs:38:16
[INFO] [stdout]    |
[INFO] [stdout] 38 |         inner::Mux::new().map(|m| Mux { inner: m })
[INFO] [stdout]    |                ^^^ not found in `inner`
[INFO] [stdout]    |
[INFO] [stdout] help: consider importing this struct
[INFO] [stdout]    |
[INFO] [stdout] 1  | use Mux;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type or module `inner`
[INFO] [stdout]   --> src/core.rs:62:16
[INFO] [stdout]    |
[INFO] [stdout] 62 |         inner::Buffer::new().map(|b| Buffer { inner: b })
[INFO] [stdout]    |                ^^^^^^ not found in `inner`
[INFO] [stdout]    |
[INFO] [stdout] help: consider importing this struct
[INFO] [stdout]    |
[INFO] [stdout] 1  | use Buffer;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type or module `inner`
[INFO] [stdout]   --> src/core.rs:88:16
[INFO] [stdout]    |
[INFO] [stdout] 88 |         inner::Notifier::attach(&mut mux.inner).map(|n| Notifier { inner: n })
[INFO] [stdout]    |                ^^^^^^^^ not found in `inner`
[INFO] [stdout]    |
[INFO] [stdout] help: consider importing this struct
[INFO] [stdout]    |
[INFO] [stdout] 1  | use Notifier;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find function `__errno` in this scope
[INFO] [stdout]   --> src/util.rs:74:15
[INFO] [stdout]    |
[INFO] [stdout] 73 | pub fn errno() -> Errno {
[INFO] [stdout]    | ----------------------- similarly named function `errno` defined here
[INFO] [stdout] 74 |     unsafe { *__errno() }
[INFO] [stdout]    |               ^^^^^^^ help: a function with a similar name exists: `errno`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 8 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0425, E0433.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0425`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `ev`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `Command { std: "docker" "inspect" "100ab2cc0c3f4a29689fa709cdbb535e8ae818ebb70e04c740bf04101c96f510", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "100ab2cc0c3f4a29689fa709cdbb535e8ae818ebb70e04c740bf04101c96f510", kill_on_drop: false }`
[INFO] [stdout] 100ab2cc0c3f4a29689fa709cdbb535e8ae818ebb70e04c740bf04101c96f510