[INFO] fetching crate futures-poll-log 1.0.1...
[INFO] checking futures-poll-log-1.0.1 against master#c2f2db79ca3024f68d22b45aa22b570775c2c4ad for pr-124157
[INFO] extracting crate futures-poll-log 1.0.1 into /workspace/builds/worker-3-tc1/source
[INFO] validating manifest of crates.io crate futures-poll-log 1.0.1 on toolchain c2f2db79ca3024f68d22b45aa22b570775c2c4ad
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2f2db79ca3024f68d22b45aa22b570775c2c4ad" "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-3-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2f2db79ca3024f68d22b45aa22b570775c2c4ad" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 4 packages to latest compatible versions
[INFO] [stderr]       Adding futures v0.1.31 (latest: v0.3.30)
[INFO] [stderr]       Adding log v0.3.9 (latest: v0.4.21)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2f2db79ca3024f68d22b45aa22b570775c2c4ad" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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@sha256:99613afd962a8cfa530ec1899472a458bd015a1ab0af876cf7eb06f6006d81ea" "/opt/rustwide/cargo-home/bin/cargo" "+c2f2db79ca3024f68d22b45aa22b570775c2c4ad" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] bd9644c2e1e843863a926d4149c9693bed4bf8acbb99a731de5cde902819c9a2
[INFO] running `Command { std: "docker" "start" "-a" "bd9644c2e1e843863a926d4149c9693bed4bf8acbb99a731de5cde902819c9a2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "bd9644c2e1e843863a926d4149c9693bed4bf8acbb99a731de5cde902819c9a2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bd9644c2e1e843863a926d4149c9693bed4bf8acbb99a731de5cde902819c9a2", kill_on_drop: false }`
[INFO] [stdout] bd9644c2e1e843863a926d4149c9693bed4bf8acbb99a731de5cde902819c9a2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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" "RUSTDOCFLAGS=--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@sha256:99613afd962a8cfa530ec1899472a458bd015a1ab0af876cf7eb06f6006d81ea" "/opt/rustwide/cargo-home/bin/cargo" "+c2f2db79ca3024f68d22b45aa22b570775c2c4ad" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d08e6c853438d537d9778b4af4a4f65794b8c6bc2d668acdbf526ed624ae4333
[INFO] running `Command { std: "docker" "start" "-a" "d08e6c853438d537d9778b4af4a4f65794b8c6bc2d668acdbf526ed624ae4333", kill_on_drop: false }`
[INFO] [stderr]     Checking 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 the trait `Iterator`
[INFO] [stdout]   --> /rustc/c2f2db79ca3024f68d22b45aa22b570775c2c4ad/library/core/src/iter/traits/iterator.rs:1851:5
[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 an impl of the trait `futures::Future` for the type `Failed<T, E>`
[INFO] [stdout] help: disambiguate the method for candidate #1
[INFO] [stdout]    |
[INFO] [stdout] 17 |     let _: Result<i32, _> = Iterator::inspect(futures::future::ok(3), "immeditate future")
[INFO] [stdout]    |                             ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
[INFO] [stdout] help: disambiguate the method 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 method for candidate #3
[INFO] [stdout]    |
[INFO] [stdout] 17 |     let _: Result<i32, _> = futures::Future::inspect(futures::future::ok(3), "immeditate future")
[INFO] [stdout]    |                             ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
[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]   = note: `#[warn(unused_imports)]` on by default
[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] 
[INFO] [stdout] error: aborting due to 1 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` (example "simple_future") due to 2 previous errors; 2 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "d08e6c853438d537d9778b4af4a4f65794b8c6bc2d668acdbf526ed624ae4333", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d08e6c853438d537d9778b4af4a4f65794b8c6bc2d668acdbf526ed624ae4333", kill_on_drop: false }`
[INFO] [stdout] d08e6c853438d537d9778b4af4a4f65794b8c6bc2d668acdbf526ed624ae4333
[INFO] checking futures-poll-log-1.0.1 against try#9c7b5f5b6b8ec32bbbcf9f07fc0e5208da6c5f88 for pr-124157
[INFO] extracting crate futures-poll-log 1.0.1 into /workspace/builds/worker-3-tc2/source
[INFO] validating manifest of crates.io crate futures-poll-log 1.0.1 on toolchain 9c7b5f5b6b8ec32bbbcf9f07fc0e5208da6c5f88
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+9c7b5f5b6b8ec32bbbcf9f07fc0e5208da6c5f88" "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-3-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+9c7b5f5b6b8ec32bbbcf9f07fc0e5208da6c5f88" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 4 packages to latest compatible versions
[INFO] [stderr]       Adding futures v0.1.31 (latest: v0.3.30)
[INFO] [stderr]       Adding log v0.3.9 (latest: v0.4.21)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+9c7b5f5b6b8ec32bbbcf9f07fc0e5208da6c5f88" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/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@sha256:99613afd962a8cfa530ec1899472a458bd015a1ab0af876cf7eb06f6006d81ea" "/opt/rustwide/cargo-home/bin/cargo" "+9c7b5f5b6b8ec32bbbcf9f07fc0e5208da6c5f88" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 071c321b9fe846fc34d35f6efa0be9ff0788306101e6f44398d4347e8e56f06b
[INFO] running `Command { std: "docker" "start" "-a" "071c321b9fe846fc34d35f6efa0be9ff0788306101e6f44398d4347e8e56f06b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "071c321b9fe846fc34d35f6efa0be9ff0788306101e6f44398d4347e8e56f06b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "071c321b9fe846fc34d35f6efa0be9ff0788306101e6f44398d4347e8e56f06b", kill_on_drop: false }`
[INFO] [stdout] 071c321b9fe846fc34d35f6efa0be9ff0788306101e6f44398d4347e8e56f06b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/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" "RUSTDOCFLAGS=--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@sha256:99613afd962a8cfa530ec1899472a458bd015a1ab0af876cf7eb06f6006d81ea" "/opt/rustwide/cargo-home/bin/cargo" "+9c7b5f5b6b8ec32bbbcf9f07fc0e5208da6c5f88" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 512241d6c93cfd62f46053930d6a0bd221acf602edfc443ce63d97df037c1720
[INFO] running `Command { std: "docker" "start" "-a" "512241d6c93cfd62f46053930d6a0bd221acf602edfc443ce63d97df037c1720", kill_on_drop: false }`
[INFO] [stderr]     Checking 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 the trait `Iterator`
[INFO] [stdout]   --> /rustc/9c7b5f5b6b8ec32bbbcf9f07fc0e5208da6c5f88/library/core/src/iter/traits/iterator.rs:1851:5
[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 an impl of the trait `futures::Future` for the type `Failed<T, E>`
[INFO] [stdout] help: disambiguate the method for candidate #1
[INFO] [stdout]    |
[INFO] [stdout] 17 |     let _: Result<i32, _> = Iterator::inspect(futures::future::ok(3), "immeditate future")
[INFO] [stdout]    |                             ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
[INFO] [stdout] help: disambiguate the method 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 method for candidate #3
[INFO] [stdout]    |
[INFO] [stdout] 17 |     let _: Result<i32, _> = futures::Future::inspect(futures::future::ok(3), "immeditate future")
[INFO] [stdout]    |                             ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
[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]   = note: `#[warn(unused_imports)]` on by default
[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] 
[INFO] [stdout] error: aborting due to 1 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` (example "simple_future") due to 2 previous errors; 2 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "512241d6c93cfd62f46053930d6a0bd221acf602edfc443ce63d97df037c1720", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "512241d6c93cfd62f46053930d6a0bd221acf602edfc443ce63d97df037c1720", kill_on_drop: false }`
[INFO] [stdout] 512241d6c93cfd62f46053930d6a0bd221acf602edfc443ce63d97df037c1720
