[INFO] fetching crate reduce 0.1.5+deprecated...
[INFO] checking reduce-0.1.5+deprecated against master#e6e4f7ed1589e03bc2f6c5931c1a72e7947e8682 for beta-170-4
[INFO] extracting crate reduce 0.1.5+deprecated into /workspace/builds/worker-0-tc2/source
[INFO] validating manifest of crates.io crate reduce 0.1.5+deprecated on toolchain e6e4f7ed1589e03bc2f6c5931c1a72e7947e8682
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+e6e4f7ed1589e03bc2f6c5931c1a72e7947e8682" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate reduce 0.1.5+deprecated
[INFO] finished tweaking crates.io crate reduce 0.1.5+deprecated
[INFO] tweaked toml for crates.io crate reduce 0.1.5+deprecated written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" __CARGO_TEST_CHANNEL_OVERRIDE_DO_NOT_USE_THIS="nightly" "/workspace/cargo-home/bin/cargo" "+e6e4f7ed1589e03bc2f6c5931c1a72e7947e8682" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+e6e4f7ed1589e03bc2f6c5931c1a72e7947e8682" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:19e73879b68f455e41552ea35293514db52ea292d993f571636dbffedb77a1ee" "/opt/rustwide/cargo-home/bin/cargo" "+e6e4f7ed1589e03bc2f6c5931c1a72e7947e8682" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d85c67f84d41343224b314bc3ee42b36e8403cf7a67a5c34632a8904adc242d2
[INFO] running `Command { std: "docker" "start" "-a" "d85c67f84d41343224b314bc3ee42b36e8403cf7a67a5c34632a8904adc242d2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d85c67f84d41343224b314bc3ee42b36e8403cf7a67a5c34632a8904adc242d2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d85c67f84d41343224b314bc3ee42b36e8403cf7a67a5c34632a8904adc242d2", kill_on_drop: false }`
[INFO] [stdout] d85c67f84d41343224b314bc3ee42b36e8403cf7a67a5c34632a8904adc242d2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:19e73879b68f455e41552ea35293514db52ea292d993f571636dbffedb77a1ee" "/opt/rustwide/cargo-home/bin/cargo" "+e6e4f7ed1589e03bc2f6c5931c1a72e7947e8682" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b8e19bf70aa7ab60bd2c2293a0feb29265cae5a3fd6aa80342b3f75eb855b4e3
[INFO] running `Command { std: "docker" "start" "-a" "b8e19bf70aa7ab60bd2c2293a0feb29265cae5a3fd6aa80342b3f75eb855b4e3", kill_on_drop: false }`
[INFO] [stderr]     Checking reduce v0.1.5+deprecated (/opt/rustwide/workdir)
[INFO] [stdout] error[E0034]: multiple applicable items in scope
[INFO] [stdout]  --> tests/test.rs:6:29
[INFO] [stdout]   |
[INFO] [stdout] 6 |     let sum = v.into_iter().reduce(|a, b| a + b);
[INFO] [stdout]   |                             ^^^^^^ multiple `reduce` found
[INFO] [stdout]   |
[INFO] [stdout]   = note: candidate #1 is defined in an impl of the trait `Reduce` for the type `I`
[INFO] [stdout]   = note: candidate #2 is defined in an impl of the trait `Iterator` for the type `std::vec::IntoIter<T, A>`
[INFO] [stdout] help: disambiguate the method for candidate #1
[INFO] [stdout]   |
[INFO] [stdout] 6 |     let sum = Reduce::reduce(v.into_iter(), |a, b| a + b);
[INFO] [stdout]   |               ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
[INFO] [stdout] help: disambiguate the method for candidate #2
[INFO] [stdout]   |
[INFO] [stdout] 6 |     let sum = Iterator::reduce(v.into_iter(), |a, b| a + b);
[INFO] [stdout]   |               ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0034]: multiple applicable items in scope
[INFO] [stdout]   --> tests/test.rs:13:29
[INFO] [stdout]    |
[INFO] [stdout] 13 |     let sum = v.into_iter().reduce(|a, b| a + b);
[INFO] [stdout]    |                             ^^^^^^ multiple `reduce` found
[INFO] [stdout]    |
[INFO] [stdout]    = note: candidate #1 is defined in an impl of the trait `Reduce` for the type `I`
[INFO] [stdout]    = note: candidate #2 is defined in an impl of the trait `Iterator` for the type `std::vec::IntoIter<T, A>`
[INFO] [stdout] help: disambiguate the method for candidate #1
[INFO] [stdout]    |
[INFO] [stdout] 13 |     let sum = Reduce::reduce(v.into_iter(), |a, b| a + b);
[INFO] [stdout]    |               ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
[INFO] [stdout] help: disambiguate the method for candidate #2
[INFO] [stdout]    |
[INFO] [stdout] 13 |     let sum = Iterator::reduce(v.into_iter(), |a, b| a + b);
[INFO] [stdout]    |               ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0034]: multiple applicable items in scope
[INFO] [stdout]   --> tests/test.rs:20:29
[INFO] [stdout]    |
[INFO] [stdout] 20 |     let sum = v.into_iter().reduce(|a, b| a + b);
[INFO] [stdout]    |                             ^^^^^^ multiple `reduce` found
[INFO] [stdout]    |
[INFO] [stdout]    = note: candidate #1 is defined in an impl of the trait `Reduce` for the type `I`
[INFO] [stdout]    = note: candidate #2 is defined in an impl of the trait `Iterator` for the type `std::vec::IntoIter<T, A>`
[INFO] [stdout] help: disambiguate the method for candidate #1
[INFO] [stdout]    |
[INFO] [stdout] 20 |     let sum = Reduce::reduce(v.into_iter(), |a, b| a + b);
[INFO] [stdout]    |               ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
[INFO] [stdout] help: disambiguate the method for candidate #2
[INFO] [stdout]    |
[INFO] [stdout] 20 |     let sum = Iterator::reduce(v.into_iter(), |a, b| a + b);
[INFO] [stdout]    |               ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `reduce::Reduce`
[INFO] [stdout]  --> tests/test.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use reduce::Reduce;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 3 previous errors; 1 warning 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 `reduce` (test "test") due to 4 previous errors; 1 warning emitted
[INFO] running `Command { std: "docker" "inspect" "b8e19bf70aa7ab60bd2c2293a0feb29265cae5a3fd6aa80342b3f75eb855b4e3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b8e19bf70aa7ab60bd2c2293a0feb29265cae5a3fd6aa80342b3f75eb855b4e3", kill_on_drop: false }`
[INFO] [stdout] b8e19bf70aa7ab60bd2c2293a0feb29265cae5a3fd6aa80342b3f75eb855b4e3
