[INFO] fetching crate otter 1.2.1...
[INFO] testing otter-1.2.1 against 1.75.0 for beta-1.76-1
[INFO] extracting crate otter 1.2.1 into /workspace/builds/worker-3-tc1/source
[INFO] validating manifest of crates.io crate otter 1.2.1 on toolchain 1.75.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.75.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate otter 1.2.1
[INFO] finished tweaking crates.io crate otter 1.2.1
[INFO] tweaked toml for crates.io crate otter 1.2.1 written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] crate crates.io crate otter 1.2.1 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" "+1.75.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "start" "-a" "d9b099d2f1776d1ddd9640d081034f2bc1c1797175f309b054bb192fa9f98cf7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d9b099d2f1776d1ddd9640d081034f2bc1c1797175f309b054bb192fa9f98cf7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d9b099d2f1776d1ddd9640d081034f2bc1c1797175f309b054bb192fa9f98cf7", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
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[INFO] [stdout] error[E0659]: `Error` is ambiguous
[INFO] [stdout]     --> src/global.rs:1490:8
[INFO] [stdout]      |
[INFO] [stdout] 1490 |     E: Error,
[INFO] [stdout]      |        ^^^^^ ambiguous name
[INFO] [stdout]      |
[INFO] [stdout]      = note: ambiguous because of multiple glob imports of a name in the same module
[INFO] [stdout] note: `Error` could refer to the trait imported here
[INFO] [stdout]     --> src/prelude.rs:31:9
[INFO] [stdout]      |
[INFO] [stdout] 31   | pub use crate::imports::*;
[INFO] [stdout]      |         ^^^^^^^^^^^^^^^^^
[INFO] [stdout]      = help: consider adding an explicit import of `Error` to disambiguate
[INFO] [stdout] note: `Error` could also refer to the enum imported here
[INFO] [stdout]     --> src/prelude.rs:37:9
[INFO] [stdout]      |
[INFO] [stdout] 37   | pub use otter_support::imports::*;
[INFO] [stdout]      |         ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]      = help: consider adding an explicit import of `Error` to disambiguate
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0659]: `Error` is ambiguous
[INFO] [stdout]    --> src/updates.rs:476:30
[INFO] [stdout]     |
[INFO] [stdout] 476 |   pub fn try_map<NS2, ZC2, E:Error,
[INFO] [stdout]     |                              ^^^^^ ambiguous name
[INFO] [stdout]     |
[INFO] [stdout]     = note: ambiguous because of multiple glob imports of a name in the same module
[INFO] [stdout] note: `Error` could refer to the trait imported here
[INFO] [stdout]    --> src/prelude.rs:31:9
[INFO] [stdout]     |
[INFO] [stdout] 31  | pub use crate::imports::*;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^
[INFO] [stdout]     = help: consider adding an explicit import of `Error` to disambiguate
[INFO] [stdout] note: `Error` could also refer to the enum imported here
[INFO] [stdout]    --> src/prelude.rs:37:9
[INFO] [stdout]     |
[INFO] [stdout] 37  | pub use otter_support::imports::*;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     = help: consider adding an explicit import of `Error` to disambiguate
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: ambiguous glob re-exports
[INFO] [stdout]   --> src/imports.rs:90:9
[INFO] [stdout]    |
[INFO] [stdout] 90 | pub use crate::fastsplit::*;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^ the name `RefTraitObjectPieceTraitExt` in the type namespace is first re-exported here
[INFO] [stdout] 91 | pub use crate::gamestate::*;
[INFO] [stdout]    |         ------------------- but the name `RefTraitObjectPieceTraitExt` in the type namespace is also re-exported here
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(ambiguous_glob_reexports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: ambiguous glob re-exports
[INFO] [stdout]   --> src/prelude.rs:31:9
[INFO] [stdout]    |
[INFO] [stdout] 31 | pub use crate::imports::*;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^ the name `Error` in the type namespace is first re-exported here
[INFO] [stdout] ...
[INFO] [stdout] 37 | pub use otter_support::imports::*;
[INFO] [stdout]    |         ------------------------- but the name `Error` in the type namespace is also re-exported here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `SIGPIPE` is imported redundantly
[INFO] [stdout]    --> src/utils.rs:476:11
[INFO] [stdout]     |
[INFO] [stdout] 475 |       use nix::sys::signal::*;
[INFO] [stdout]     |           ------------------- the item `SIGPIPE` is already imported here
[INFO] [stdout] 476 |       use Signal::SIGPIPE;
[INFO] [stdout]     |           ^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors; 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0659`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `otter` (lib) due to 3 previous errors; 3 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "adaaff0503efe2e058b08c8c73411e320c5cb9e72bf8196fe75a2d0dd7383644", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "adaaff0503efe2e058b08c8c73411e320c5cb9e72bf8196fe75a2d0dd7383644", kill_on_drop: false }`
[INFO] [stdout] adaaff0503efe2e058b08c8c73411e320c5cb9e72bf8196fe75a2d0dd7383644
