[INFO] fetching crate reduce 0.1.5+deprecated...
[INFO] testing reduce-0.1.5+deprecated against master#caccb4d0368bd918ef6668af8e13834d07040417 for pr-146098-1
[INFO] extracting crate reduce 0.1.5+deprecated into /workspace/builds/worker-2-tc1/source
[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-2-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate reduce 0.1.5+deprecated on toolchain caccb4d0368bd918ef6668af8e13834d07040417
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+caccb4d0368bd918ef6668af8e13834d07040417" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+caccb4d0368bd918ef6668af8e13834d07040417" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+caccb4d0368bd918ef6668af8e13834d07040417" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+caccb4d0368bd918ef6668af8e13834d07040417" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1d2c4d0d3ccb6f279b49aea15399fa67642ad446e68f45239c7ea3cd1bfa47c7
[INFO] running `Command { std: "docker" "start" "-a" "1d2c4d0d3ccb6f279b49aea15399fa67642ad446e68f45239c7ea3cd1bfa47c7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1d2c4d0d3ccb6f279b49aea15399fa67642ad446e68f45239c7ea3cd1bfa47c7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1d2c4d0d3ccb6f279b49aea15399fa67642ad446e68f45239c7ea3cd1bfa47c7", kill_on_drop: false }`
[INFO] [stdout] 1d2c4d0d3ccb6f279b49aea15399fa67642ad446e68f45239c7ea3cd1bfa47c7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+caccb4d0368bd918ef6668af8e13834d07040417" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0e8c625216ec99892f0805521bd29b81f1e6c6f33448747e7bc351d5b529d230
[INFO] running `Command { std: "docker" "start" "-a" "0e8c625216ec99892f0805521bd29b81f1e6c6f33448747e7bc351d5b529d230", kill_on_drop: false }`
[INFO] [stderr]    Compiling reduce v0.1.5+deprecated (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.11s
[INFO] running `Command { std: "docker" "inspect" "0e8c625216ec99892f0805521bd29b81f1e6c6f33448747e7bc351d5b529d230", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0e8c625216ec99892f0805521bd29b81f1e6c6f33448747e7bc351d5b529d230", kill_on_drop: false }`
[INFO] [stdout] 0e8c625216ec99892f0805521bd29b81f1e6c6f33448747e7bc351d5b529d230
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+caccb4d0368bd918ef6668af8e13834d07040417" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b7fac04e6e58d3326162e16fd37f5e6872b776688d0109841ce543e861c752bd
[INFO] running `Command { std: "docker" "start" "-a" "b7fac04e6e58d3326162e16fd37f5e6872b776688d0109841ce543e861c752bd", kill_on_drop: false }`
[INFO] [stderr]    Compiling 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 = v.into_iter().reduce(|a, b| a + b);
[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 = v.into_iter().reduce(|a, b| a + b);
[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 = v.into_iter().reduce(|a, b| a + b);
[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 = v.into_iter().reduce(|a, b| a + b);
[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 = v.into_iter().reduce(|a, b| a + b);
[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 = v.into_iter().reduce(|a, b| a + b);
[INFO] [stdout] 20 +     let sum = Iterator::reduce(v.into_iter(), |a, b| a + b);
[INFO] [stdout]    |
[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 3 previous errors
[INFO] running `Command { std: "docker" "inspect" "b7fac04e6e58d3326162e16fd37f5e6872b776688d0109841ce543e861c752bd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b7fac04e6e58d3326162e16fd37f5e6872b776688d0109841ce543e861c752bd", kill_on_drop: false }`
[INFO] [stdout] b7fac04e6e58d3326162e16fd37f5e6872b776688d0109841ce543e861c752bd