[INFO] cloning repository https://github.com/gmr458/nu_plugin_git_prompt
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/gmr458/nu_plugin_git_prompt" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgmr458%2Fnu_plugin_git_prompt", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgmr458%2Fnu_plugin_git_prompt'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] c22bcdddb98b93b2ef667a147ff71e131134ba22
[INFO] checking gmr458/nu_plugin_git_prompt against try#94382f34384023f3d2062a34ccf0bb6b4d44a75a for mutual-coercion
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgmr458%2Fnu_plugin_git_prompt" "/workspace/builds/worker-1-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/gmr458/nu_plugin_git_prompt
[INFO] finished tweaking git repo https://github.com/gmr458/nu_plugin_git_prompt
[INFO] tweaked toml for git repo https://github.com/gmr458/nu_plugin_git_prompt written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/gmr458/nu_plugin_git_prompt on toolchain 94382f34384023f3d2062a34ccf0bb6b4d44a75a
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+94382f34384023f3d2062a34ccf0bb6b4d44a75a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/gmr458/nu_plugin_git_prompt 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" "+94382f34384023f3d2062a34ccf0bb6b4d44a75a" "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:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+94382f34384023f3d2062a34ccf0bb6b4d44a75a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0de46660a6d1840ac4aa2cf289aea637e9b15ac92ba27bceb80b5a5c37aea753
[INFO] running `Command { std: "docker" "start" "-a" "0de46660a6d1840ac4aa2cf289aea637e9b15ac92ba27bceb80b5a5c37aea753", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0de46660a6d1840ac4aa2cf289aea637e9b15ac92ba27bceb80b5a5c37aea753", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0de46660a6d1840ac4aa2cf289aea637e9b15ac92ba27bceb80b5a5c37aea753", kill_on_drop: false }`
[INFO] [stdout] 0de46660a6d1840ac4aa2cf289aea637e9b15ac92ba27bceb80b5a5c37aea753
[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" "-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:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+94382f34384023f3d2062a34ccf0bb6b4d44a75a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 271ff83517aa09e3017a51b1c0866a7a9c2ba43fe152c3117d4332c3f7bd6e6d
[INFO] running `Command { std: "docker" "start" "-a" "271ff83517aa09e3017a51b1c0866a7a9c2ba43fe152c3117d4332c3f7bd6e6d", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.95
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[INFO] [stdout] error[E0308]: `?` operator has incompatible types
[INFO] [stdout]  --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/nu-protocol-0.106.0/src/value/custom_value.rs:6:1
[INFO] [stdout]   |
[INFO] [stdout] 6 | #[typetag::serde(tag = "type")]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ expected trait `CustomValue + Send + Sync`, found trait `CustomValue`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `?` operator cannot convert from `Box<dyn CustomValue + Send + Sync>` to `Box<dyn CustomValue>`
[INFO] [stdout]   = note: expected struct `Box<dyn CustomValue>`
[INFO] [stdout]              found struct `Box<dyn CustomValue + Send + Sync>`
[INFO] [stdout]   = note: this error originates in the attribute macro `typetag::serde` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: `?` operator has incompatible types
[INFO] [stdout]  --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/nu-protocol-0.106.0/src/value/custom_value.rs:6:1
[INFO] [stdout]   |
[INFO] [stdout] 6 | #[typetag::serde(tag = "type")]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ expected trait `CustomValue + Send + Sync`, found trait `CustomValue + Send`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `?` operator cannot convert from `Box<dyn CustomValue + Send + Sync>` to `Box<dyn CustomValue + Send>`
[INFO] [stdout]   = note: expected struct `Box<dyn CustomValue + Send>`
[INFO] [stdout]              found struct `Box<dyn CustomValue + Send + Sync>`
[INFO] [stdout]   = note: this error originates in the attribute macro `typetag::serde` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: `?` operator has incompatible types
[INFO] [stdout]  --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/nu-protocol-0.106.0/src/value/custom_value.rs:6:1
[INFO] [stdout]   |
[INFO] [stdout] 6 | #[typetag::serde(tag = "type")]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ expected trait `CustomValue + Send + Sync`, found trait `CustomValue + Sync`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `?` operator cannot convert from `Box<dyn CustomValue + Send + Sync>` to `Box<dyn CustomValue + Sync>`
[INFO] [stdout]   = note: expected struct `Box<dyn CustomValue + Sync>`
[INFO] [stdout]              found struct `Box<dyn CustomValue + Send + Sync>`
[INFO] [stdout]   = note: this error originates in the attribute macro `typetag::serde` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0308`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `nu-protocol` (lib) due to 3 previous errors
[INFO] running `Command { std: "docker" "inspect" "271ff83517aa09e3017a51b1c0866a7a9c2ba43fe152c3117d4332c3f7bd6e6d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "271ff83517aa09e3017a51b1c0866a7a9c2ba43fe152c3117d4332c3f7bd6e6d", kill_on_drop: false }`
[INFO] [stdout] 271ff83517aa09e3017a51b1c0866a7a9c2ba43fe152c3117d4332c3f7bd6e6d
