[INFO] fetching crate futures-poll-log 1.0.1...
[INFO] testing futures-poll-log-1.0.1 against try#722e1797249a965b6335aebd65d777f917e498f1 for pr-91031
[INFO] extracting crate futures-poll-log 1.0.1 into /workspace/builds/worker-102/source
[INFO] validating manifest of crates.io crate futures-poll-log 1.0.1 on toolchain 722e1797249a965b6335aebd65d777f917e498f1
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate futures-poll-log 1.0.1
[INFO] finished tweaking crates.io crate futures-poll-log 1.0.1
[INFO] tweaked toml for crates.io crate futures-poll-log 1.0.1 written to /workspace/builds/worker-102/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-102/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-102/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" "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" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 52b129209df8d659dffd13c5796a3c48a5fcb54c81fb09c15c4b8c5916b5b67a
[INFO] running `Command { std: "docker" "start" "-a" "52b129209df8d659dffd13c5796a3c48a5fcb54c81fb09c15c4b8c5916b5b67a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "52b129209df8d659dffd13c5796a3c48a5fcb54c81fb09c15c4b8c5916b5b67a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "52b129209df8d659dffd13c5796a3c48a5fcb54c81fb09c15c4b8c5916b5b67a", kill_on_drop: false }`
[INFO] [stdout] 52b129209df8d659dffd13c5796a3c48a5fcb54c81fb09c15c4b8c5916b5b67a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-102/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-102/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" "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" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5175a0532c44ebf84a77ee81f68bcf1029dbadb9b9fffbcc9726ca7bf4ee5ca5
[INFO] running `Command { std: "docker" "start" "-a" "5175a0532c44ebf84a77ee81f68bcf1029dbadb9b9fffbcc9726ca7bf4ee5ca5", kill_on_drop: false }`
[INFO] [stderr]    Compiling futures-poll-log v1.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.18s
[INFO] running `Command { std: "docker" "inspect" "5175a0532c44ebf84a77ee81f68bcf1029dbadb9b9fffbcc9726ca7bf4ee5ca5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5175a0532c44ebf84a77ee81f68bcf1029dbadb9b9fffbcc9726ca7bf4ee5ca5", kill_on_drop: false }`
[INFO] [stdout] 5175a0532c44ebf84a77ee81f68bcf1029dbadb9b9fffbcc9726ca7bf4ee5ca5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-102/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-102/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" "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" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7bcae2191d1f573e144c53c50dd93777dbfe9c9bc3d20483a52d96011ce8326d
[INFO] running `Command { std: "docker" "start" "-a" "7bcae2191d1f573e144c53c50dd93777dbfe9c9bc3d20483a52d96011ce8326d", kill_on_drop: false }`
[INFO] [stderr]    Compiling futures-poll-log v1.0.1 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0034]: multiple applicable items in scope
[INFO] [stdout]     --> examples/simple_future.rs:18:10
[INFO] [stdout]      |
[INFO] [stdout] 18   |         .inspect("immeditate future")
[INFO] [stdout]      |          ^^^^^^^ multiple `inspect` found
[INFO] [stdout]      |
[INFO] [stdout]      = note: candidate #1 is defined in an impl of the trait `futures::Future` for the type `Failed<T, E>`
[INFO] [stdout]      = note: candidate #2 is defined in an impl of the trait `LoggingExt` for the type `F`
[INFO] [stdout] note: candidate #3 is defined in the trait `Iterator`
[INFO] [stdout] help: disambiguate the associated function for candidate #1
[INFO] [stdout]      |
[INFO] [stdout] 17   |     let _: Result<i32, _> = futures::Future::inspect(futures::future::ok(3), "immeditate future")
[INFO] [stdout]      |                             ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
[INFO] [stdout] help: disambiguate the associated function for candidate #2
[INFO] [stdout]      |
[INFO] [stdout] 17   |     let _: Result<i32, _> = LoggingExt::inspect(futures::future::ok(3), "immeditate future")
[INFO] [stdout]      |                             ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
[INFO] [stdout] help: disambiguate the associated function for candidate #3
[INFO] [stdout]      |
[INFO] [stdout] 17   |     let _: Result<i32, _> = Iterator::inspect(futures::future::ok(3), "immeditate future")
[INFO] [stdout]      |                             ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `futures_poll_log::LoggingExt`
[INFO] [stdout]  --> examples/simple_future.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use futures_poll_log::LoggingExt;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `futures::Future`
[INFO] [stdout]  --> examples/simple_future.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use futures::Future;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error; 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0034`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `futures-poll-log` due to 2 previous errors; 2 warnings emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "7bcae2191d1f573e144c53c50dd93777dbfe9c9bc3d20483a52d96011ce8326d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7bcae2191d1f573e144c53c50dd93777dbfe9c9bc3d20483a52d96011ce8326d", kill_on_drop: false }`
[INFO] [stdout] 7bcae2191d1f573e144c53c50dd93777dbfe9c9bc3d20483a52d96011ce8326d