[INFO] crate futures-enum 0.1.12 is already in cache
[INFO] checking futures-enum-0.1.12 against try#f149601db42efe10ece8b284ab681fd4a6fcb89c for pr-68766
[INFO] extracting crate futures-enum 0.1.12 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate futures-enum 0.1.12 on toolchain f149601db42efe10ece8b284ab681fd4a6fcb89c
[INFO] running `"/workspace/cargo-home/bin/cargo" "+f149601db42efe10ece8b284ab681fd4a6fcb89c" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate futures-enum 0.1.12
[INFO] finished tweaking crates.io crate futures-enum 0.1.12
[INFO] tweaked toml for crates.io crate futures-enum 0.1.12 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+f149601db42efe10ece8b284ab681fd4a6fcb89c" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+f149601db42efe10ece8b284ab681fd4a6fcb89c" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "/opt/rustwide/cargo-home/bin/cargo" "+f149601db42efe10ece8b284ab681fd4a6fcb89c" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 064eab39a72caa3aae77ce17afe3f3cab1f070ea4e3a6993eb5ade585868d247
[INFO] running `"docker" "start" "-a" "064eab39a72caa3aae77ce17afe3f3cab1f070ea4e3a6993eb5ade585868d247"`
[INFO] [stderr]    Compiling toml v0.5.6
[INFO] [stderr]     Checking find-crate v0.5.0
[INFO] [stderr]     Checking derive_utils v0.9.1
[INFO] [stderr]     Checking futures-util v0.3.2
[INFO] [stderr]     Checking futures-enum v0.1.12 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused extern crate
[INFO] [stderr]   --> src/lib.rs:45:1
[INFO] [stderr]    |
[INFO] [stderr] 45 | extern crate proc_macro;
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^ help: remove it
[INFO] [stderr]    |
[INFO] [stderr] note: the lint level is defined here
[INFO] [stderr]   --> src/lib.rs:42:9
[INFO] [stderr]    |
[INFO] [stderr] 42 | #![warn(rust_2018_idioms, single_use_lifetimes, unreachable_pub)]
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^
[INFO] [stderr]    = note: `#[warn(unused_extern_crates)]` implied by `#[warn(rust_2018_idioms)]`
[INFO] [stderr] 
[INFO] [stderr] warning: unused extern crate
[INFO] [stderr]   --> src/lib.rs:45:1
[INFO] [stderr]    |
[INFO] [stderr] 45 | extern crate proc_macro;
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^ help: remove it
[INFO] [stderr]    |
[INFO] [stderr] note: the lint level is defined here
[INFO] [stderr]   --> src/lib.rs:42:9
[INFO] [stderr]    |
[INFO] [stderr] 42 | #![warn(rust_2018_idioms, single_use_lifetimes, unreachable_pub)]
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^
[INFO] [stderr]    = note: `#[warn(unused_extern_crates)]` implied by `#[warn(rust_2018_idioms)]`
[INFO] [stderr] 
[INFO] [stderr]     Checking futures-executor v0.3.2
[INFO] [stderr]     Checking futures v0.3.2
[INFO] [stderr] warning: unused extern crate
[INFO] [stderr]   --> src/lib.rs:45:1
[INFO] [stderr]    |
[INFO] [stderr] 45 | extern crate proc_macro;
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^ help: remove it
[INFO] [stderr]    |
[INFO] [stderr] note: the lint level is defined here
[INFO] [stderr]   --> src/lib.rs:42:9
[INFO] [stderr]    |
[INFO] [stderr] 42 | #![warn(rust_2018_idioms, single_use_lifetimes, unreachable_pub)]
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^
[INFO] [stderr]    = note: `#[warn(unused_extern_crates)]` implied by `#[warn(rust_2018_idioms)]`
[INFO] [stderr] 
[INFO] [stderr] error[E0424]: expected value, found module `self`
[INFO] [stderr]  --> tests/test.rs:7:10
[INFO] [stderr]   |
[INFO] [stderr] 7 | #[derive(Future, Stream, Sink, AsyncRead, AsyncWrite, AsyncSeek, AsyncBufRead)]
[INFO] [stderr]   |          ^^^^^^
[INFO] [stderr]   |          |
[INFO] [stderr]   |          `self` value is a keyword only available in methods with a `self` parameter
[INFO] [stderr]   |          this function doesn't have a `self` parameter
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0424`.
[INFO] [stderr] error: could not compile `futures-enum`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "064eab39a72caa3aae77ce17afe3f3cab1f070ea4e3a6993eb5ade585868d247"`
[INFO] running `"docker" "rm" "-f" "064eab39a72caa3aae77ce17afe3f3cab1f070ea4e3a6993eb5ade585868d247"`
[INFO] [stdout] 064eab39a72caa3aae77ce17afe3f3cab1f070ea4e3a6993eb5ade585868d247