[INFO] fetching crate conversion 0.1.0...
[INFO] checking conversion-0.1.0 against try#b6bca0d7327839b5e3f7a7779947cb9113d08917+rustflags=-Zstrict-projection-item-bounds for 150662-leaf-spurious
[INFO] extracting crate conversion 0.1.0 into /workspace/builds/worker-1-tc2/source
[INFO] started tweaking crates.io crate conversion 0.1.0
[INFO] finished tweaking crates.io crate conversion 0.1.0
[INFO] tweaked toml for crates.io crate conversion 0.1.0 written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate conversion 0.1.0 on toolchain b6bca0d7327839b5e3f7a7779947cb9113d08917
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b6bca0d7327839b5e3f7a7779947cb9113d08917" "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" "+b6bca0d7327839b5e3f7a7779947cb9113d08917" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 16 packages to latest compatible versions
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b6bca0d7327839b5e3f7a7779947cb9113d08917" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+b6bca0d7327839b5e3f7a7779947cb9113d08917" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 717603a76a431a2403b441c95e2a7bf755c2c9b9a59bc3aaff8b126c81dcc7a1
[INFO] running `Command { std: "docker" "start" "-a" "717603a76a431a2403b441c95e2a7bf755c2c9b9a59bc3aaff8b126c81dcc7a1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "717603a76a431a2403b441c95e2a7bf755c2c9b9a59bc3aaff8b126c81dcc7a1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "717603a76a431a2403b441c95e2a7bf755c2c9b9a59bc3aaff8b126c81dcc7a1", kill_on_drop: false }`
[INFO] [stdout] 717603a76a431a2403b441c95e2a7bf755c2c9b9a59bc3aaff8b126c81dcc7a1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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 -Zstrict-projection-item-bounds" "-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+b6bca0d7327839b5e3f7a7779947cb9113d08917" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 15ce1fa756246cee6f36bbf43dc1339d9ee4f34684aaab44fd039320afa6b790
[INFO] running `Command { std: "docker" "start" "-a" "15ce1fa756246cee6f36bbf43dc1339d9ee4f34684aaab44fd039320afa6b790", kill_on_drop: false }`
[INFO] [stderr]     Checking conversion v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0284]: type annotations needed
[INFO] [stdout]   --> src/iter/tryiter.rs:36:17
[INFO] [stdout]    |
[INFO] [stdout] 36 |     I: Iterator<Item = Result<T, E>>,
[INFO] [stdout]    |                 ^^^^^^^^^^^^^^^^^^^ cannot infer type
[INFO] [stdout]    |
[INFO] [stdout]    = note: cannot satisfy `<I as Iterator>::Item == _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0284`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `conversion` (lib) due to 1 previous error
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error[E0284]: type annotations needed
[INFO] [stdout]   --> src/iter/tryiter.rs:36:17
[INFO] [stdout]    |
[INFO] [stdout] 36 |     I: Iterator<Item = Result<T, E>>,
[INFO] [stdout]    |                 ^^^^^^^^^^^^^^^^^^^ cannot infer type
[INFO] [stdout]    |
[INFO] [stdout]    = note: cannot satisfy `<I as Iterator>::Item == _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0284`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `conversion` (lib test) due to 1 previous error
[INFO] running `Command { std: "docker" "inspect" "15ce1fa756246cee6f36bbf43dc1339d9ee4f34684aaab44fd039320afa6b790", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "15ce1fa756246cee6f36bbf43dc1339d9ee4f34684aaab44fd039320afa6b790", kill_on_drop: false }`
[INFO] [stdout] 15ce1fa756246cee6f36bbf43dc1339d9ee4f34684aaab44fd039320afa6b790