[INFO] fetching crate mintyml 0.1.19...
[INFO] checking mintyml-0.1.19 against try#149edce6c6ee840adb602803b96d083101ef3592 for pr-133502-16
[INFO] extracting crate mintyml 0.1.19 into /workspace/builds/worker-0-tc2/source
[INFO] started tweaking crates.io crate mintyml 0.1.19
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate mintyml 0.1.19
[INFO] tweaked toml for crates.io crate mintyml 0.1.19 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate mintyml 0.1.19 on toolchain 149edce6c6ee840adb602803b96d083101ef3592
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+149edce6c6ee840adb602803b96d083101ef3592" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate mintyml 0.1.19 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" "+149edce6c6ee840adb602803b96d083101ef3592" "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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+149edce6c6ee840adb602803b96d083101ef3592" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 84e70c472f4ad2dc2188662a4ea649b080c9eb515dd7fa4e0d5f78ff2fe0b1ff
[INFO] running `Command { std: "docker" "start" "-a" "84e70c472f4ad2dc2188662a4ea649b080c9eb515dd7fa4e0d5f78ff2fe0b1ff", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "84e70c472f4ad2dc2188662a4ea649b080c9eb515dd7fa4e0d5f78ff2fe0b1ff", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "84e70c472f4ad2dc2188662a4ea649b080c9eb515dd7fa4e0d5f78ff2fe0b1ff", kill_on_drop: false }`
[INFO] [stdout] 84e70c472f4ad2dc2188662a4ea649b080c9eb515dd7fa4e0d5f78ff2fe0b1ff
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+149edce6c6ee840adb602803b96d083101ef3592" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2adb69f99498632ca6d400ef6f6df07549f922aa907f2a32dd40afa924503d1d
[INFO] running `Command { std: "docker" "start" "-a" "2adb69f99498632ca6d400ef6f6df07549f922aa907f2a32dd40afa924503d1d", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.83
[INFO] [stderr]    Compiling unicode-ident v1.0.12
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]     Checking smallvec v1.13.2
[INFO] [stderr]     Checking either v1.12.0
[INFO] [stderr]     Checking gramma v0.2.23
[INFO] [stdout] error[E0284]: type annotations needed: cannot satisfy `<_ as Iterator>::Item normalizes-to T`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/gramma-0.2.23/src/ast/print.rs:37:45
[INFO] [stdout]    |
[INFO] [stdout] 37 |                 return IterSpecialCase::One(first);
[INFO] [stdout]    |                                             ^^^^^ cannot satisfy `<_ as Iterator>::Item normalizes-to T`
[INFO] [stdout]    |
[INFO] [stdout]    = note: required for `Either<<impl IntoIterator<Item = T> as IntoIterator>::IntoIter, _>` to implement `Iterator`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling quote v1.0.36
[INFO] [stdout] For more information about this error, try `rustc --explain E0284`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `gramma` (lib) due to 1 previous error
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "2adb69f99498632ca6d400ef6f6df07549f922aa907f2a32dd40afa924503d1d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2adb69f99498632ca6d400ef6f6df07549f922aa907f2a32dd40afa924503d1d", kill_on_drop: false }`
[INFO] [stdout] 2adb69f99498632ca6d400ef6f6df07549f922aa907f2a32dd40afa924503d1d