[INFO] cloning repository https://github.com/Eetion/iter_type
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Eetion/iter_type" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FEetion%2Fiter_type", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FEetion%2Fiter_type'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] f080f42a1519fb34f05d37a29b0d1327c6522659
[INFO] testing Eetion/iter_type against master#1ef7943ee607160a564655b6596f83670ef95df5 for pr-146098-6
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FEetion%2Fiter_type" "/workspace/builds/worker-5-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/Eetion/iter_type
[INFO] finished tweaking git repo https://github.com/Eetion/iter_type
[INFO] tweaked toml for git repo https://github.com/Eetion/iter_type written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/Eetion/iter_type on toolchain 1ef7943ee607160a564655b6596f83670ef95df5
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1ef7943ee607160a564655b6596f83670ef95df5" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/Eetion/iter_type already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1ef7943ee607160a564655b6596f83670ef95df5" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded itertools v0.10.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1ef7943ee607160a564655b6596f83670ef95df5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 78a447ed50a7718b2eb2d5a46a6a76196bfae3b99df9737c4d94f85c17df60b2
[INFO] running `Command { std: "docker" "start" "-a" "78a447ed50a7718b2eb2d5a46a6a76196bfae3b99df9737c4d94f85c17df60b2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "78a447ed50a7718b2eb2d5a46a6a76196bfae3b99df9737c4d94f85c17df60b2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "78a447ed50a7718b2eb2d5a46a6a76196bfae3b99df9737c4d94f85c17df60b2", kill_on_drop: false }`
[INFO] [stdout] 78a447ed50a7718b2eb2d5a46a6a76196bfae3b99df9737c4d94f85c17df60b2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1ef7943ee607160a564655b6596f83670ef95df5" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] bf1e3f890ce947e172b6bbf2939a0f760329f71203c4e0a5bf932f184a1f7ec4
[INFO] running `Command { std: "docker" "start" "-a" "bf1e3f890ce947e172b6bbf2939a0f760329f71203c4e0a5bf932f184a1f7ec4", kill_on_drop: false }`
[INFO] [stderr]    Compiling itertools v0.10.0
[INFO] [stderr]    Compiling kmerge_iterators v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0282]: type annotations needed
[INFO] [stdout]   --> src/main.rs:11:53
[INFO] [stdout]    |
[INFO] [stdout] 11 |     let mut it = kmerge_by(vec![a, b].into_iter(), |a, b| a.abs() < b.abs());
[INFO] [stdout]    |                                                     ^     - type must be known at this point
[INFO] [stdout]    |
[INFO] [stdout] help: consider giving this closure parameter an explicit type
[INFO] [stdout]    |
[INFO] [stdout] 11 |     let mut it = kmerge_by(vec![a, b].into_iter(), |a: /* Type */, b| a.abs() < b.abs());
[INFO] [stdout]    |                                                      ++++++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0282]: type annotations needed
[INFO] [stdout]   --> src/main.rs:11:56
[INFO] [stdout]    |
[INFO] [stdout] 11 |     let mut it = kmerge_by(vec![a, b].into_iter(), |a, b| a.abs() < b.abs());
[INFO] [stdout]    |                                                        ^            - type must be known at this point
[INFO] [stdout]    |
[INFO] [stdout] help: consider giving this closure parameter an explicit type
[INFO] [stdout]    |
[INFO] [stdout] 11 |     let mut it = kmerge_by(vec![a, b].into_iter(), |a, b: /* Type */| a.abs() < b.abs());
[INFO] [stdout]    |                                                         ++++++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0282`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `kmerge_iterators` (bin "kmerge_iterators") due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "bf1e3f890ce947e172b6bbf2939a0f760329f71203c4e0a5bf932f184a1f7ec4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bf1e3f890ce947e172b6bbf2939a0f760329f71203c4e0a5bf932f184a1f7ec4", kill_on_drop: false }`
[INFO] [stdout] bf1e3f890ce947e172b6bbf2939a0f760329f71203c4e0a5bf932f184a1f7ec4
