[INFO] updating cached repository https://github.com/skade/futures-poll-log
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/big/crater/work/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"`
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 700ba869d3c3baf3ab60e4b723c62eb9933822ec
[INFO] testing skade/futures-poll-log against beta-2019-09-28 for beta-1.39-1
[INFO] running `"git" "clone" "work/cache/git-repos/https%3A%2F%2Fgithub.com%2Fskade%2Ffutures-poll-log" "work/builds/worker-7/source"`
[INFO] [stderr] Cloning into 'work/builds/worker-7/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/skade/futures-poll-log on toolchain beta-2019-09-28
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+beta-2019-09-28" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/skade/futures-poll-log
[INFO] finished tweaking git repo https://github.com/skade/futures-poll-log
[INFO] tweaked toml for git repo https://github.com/skade/futures-poll-log written to work/builds/worker-7/source/Cargo.toml
[INFO] crate git repo https://github.com/skade/futures-poll-log already has a lockfile, it will not be regenerated
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+beta-2019-09-28" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr] error: the lock file /big/crater/work/builds/worker-7/source/Cargo.lock needs to be updated but --locked was passed to prevent this
[INFO] the lockfile is outdated, regenerating it
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+beta-2019-09-28" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+beta-2019-09-28" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-7/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-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" "+beta-2019-09-28" "build" "--frozen"`
[INFO] [stdout] 736c769a64df166b36fd5b05c98a3905f6c69ec55c2d71457fdc6c5a6f568358
[INFO] running `"docker" "start" "-a" "736c769a64df166b36fd5b05c98a3905f6c69ec55c2d71457fdc6c5a6f568358"`
[INFO] [stderr]    Compiling futures-poll-log v1.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.58s
[INFO] running `"docker" "inspect" "736c769a64df166b36fd5b05c98a3905f6c69ec55c2d71457fdc6c5a6f568358"`
[INFO] running `"docker" "rm" "-f" "736c769a64df166b36fd5b05c98a3905f6c69ec55c2d71457fdc6c5a6f568358"`
[INFO] [stdout] 736c769a64df166b36fd5b05c98a3905f6c69ec55c2d71457fdc6c5a6f568358
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-7/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-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" "+beta-2019-09-28" "test" "--frozen" "--no-run"`
[INFO] [stdout] 08bdedb4a3a570c42fd63cfbfb66efa594fc39fa412ffe0d55d4e60249aa9c6e
[INFO] running `"docker" "start" "-a" "08bdedb4a3a570c42fd63cfbfb66efa594fc39fa412ffe0d55d4e60249aa9c6e"`
[INFO] [stderr]    Compiling futures-poll-log v1.0.1 (/opt/rustwide/workdir)
[INFO] [stderr] error[E0034]: multiple applicable items in scope
[INFO] [stderr]   --> examples/simple_future.rs:18:10
[INFO] [stderr]    |
[INFO] [stderr] 18 |         .inspect("immeditate future")
[INFO] [stderr]    |          ^^^^^^^ multiple `inspect` found
[INFO] [stderr]    |
[INFO] [stderr]    = note: candidate #1 is defined in an impl of the trait `futures::Future` for the type `futures::Failed<_, _>`
[INFO] [stderr]    = help: to disambiguate the method call, write `futures::Future::inspect(futures::future::ok(3), "immeditate future")` instead
[INFO] [stderr]    = note: candidate #2 is defined in an impl of the trait `futures_poll_log::LoggingExt` for the type `_`
[INFO] [stderr]    = help: to disambiguate the method call, write `futures_poll_log::LoggingExt::inspect(futures::future::ok(3), "immeditate future")` instead
[INFO] [stderr] note: candidate #3 is defined in the trait `std::iter::Iterator`
[INFO] [stderr]    = help: to disambiguate the method call, write `std::iter::Iterator::inspect(futures::future::ok(3), "immeditate future")` instead
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `futures_poll_log::LoggingExt`
[INFO] [stderr]  --> examples/simple_future.rs:5:5
[INFO] [stderr]   |
[INFO] [stderr] 5 | use futures_poll_log::LoggingExt;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `futures::Future`
[INFO] [stderr]  --> examples/simple_future.rs:6:5
[INFO] [stderr]   |
[INFO] [stderr] 6 | use futures::Future;
[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 E0034`.
[INFO] [stderr] error: could not compile `futures-poll-log`.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `"docker" "inspect" "08bdedb4a3a570c42fd63cfbfb66efa594fc39fa412ffe0d55d4e60249aa9c6e"`
[INFO] running `"docker" "rm" "-f" "08bdedb4a3a570c42fd63cfbfb66efa594fc39fa412ffe0d55d4e60249aa9c6e"`
[INFO] [stdout] 08bdedb4a3a570c42fd63cfbfb66efa594fc39fa412ffe0d55d4e60249aa9c6e