[INFO] fetching crate otter-cli 1.2.1...
[INFO] testing otter-cli-1.2.1 against try#8de4c7234dd9b97c9d76b58671343fdbbc9a433e+target=x86_64-unknown-linux-musl for musl_upgrade_1_2_5_with_libc_patch_0
[INFO] extracting crate otter-cli 1.2.1 into /workspace/builds/worker-2-tc1/source
[INFO] started tweaking crates.io crate otter-cli 1.2.1
[INFO] finished tweaking crates.io crate otter-cli 1.2.1
[INFO] tweaked toml for crates.io crate otter-cli 1.2.1 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate otter-cli 1.2.1 on toolchain 8de4c7234dd9b97c9d76b58671343fdbbc9a433e
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate otter-cli 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" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded extend v1.1.2
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[INFO] [stderr]   Downloaded otter-support v1.2.1
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[INFO] [stderr]   Downloaded otter-base v1.2.1
[INFO] [stderr]   Downloaded otter v1.2.1
[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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b69ab5ffc98c80c8afa8f7d594b12c1d86a413facec9b32b1bf7e937bb559cf7
[INFO] running `Command { std: "docker" "start" "-a" "b69ab5ffc98c80c8afa8f7d594b12c1d86a413facec9b32b1bf7e937bb559cf7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b69ab5ffc98c80c8afa8f7d594b12c1d86a413facec9b32b1bf7e937bb559cf7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b69ab5ffc98c80c8afa8f7d594b12c1d86a413facec9b32b1bf7e937bb559cf7", kill_on_drop: false }`
[INFO] [stdout] b69ab5ffc98c80c8afa8f7d594b12c1d86a413facec9b32b1bf7e937bb559cf7
[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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "build" "--frozen" "--message-format=json" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }`
[INFO] [stdout] bf27f7b0e65accbdb619d7f150eef911931ab1db08db94be9b5130530c75ab81
[INFO] running `Command { std: "docker" "start" "-a" "bf27f7b0e65accbdb619d7f150eef911931ab1db08db94be9b5130530c75ab81", kill_on_drop: false }`
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[INFO] [stderr]    Compiling zstd v0.10.2+zstd.1.5.2
[INFO] [stderr]    Compiling zip v0.6.2
[INFO] [stderr]    Compiling otter v1.2.1
[INFO] [stdout] error[E0659]: `Error` is ambiguous
[INFO] [stdout]     --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/otter-1.2.1/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]     --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/otter-1.2.1/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]     --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/otter-1.2.1/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]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/otter-1.2.1/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]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/otter-1.2.1/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]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/otter-1.2.1/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] For more information about this error, try `rustc --explain E0659`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `otter` (lib) due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "bf27f7b0e65accbdb619d7f150eef911931ab1db08db94be9b5130530c75ab81", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bf27f7b0e65accbdb619d7f150eef911931ab1db08db94be9b5130530c75ab81", kill_on_drop: false }`
[INFO] [stdout] bf27f7b0e65accbdb619d7f150eef911931ab1db08db94be9b5130530c75ab81