[INFO] fetching crate coyoneda 0.5.2...
[INFO] checking coyoneda-0.5.2 against master#af4a5a13a15fa0c60e06321077ef452f769b42fd for pr-122960-3
[INFO] extracting crate coyoneda 0.5.2 into /workspace/builds/worker-5-tc1/source
[INFO] validating manifest of crates.io crate coyoneda 0.5.2 on toolchain af4a5a13a15fa0c60e06321077ef452f769b42fd
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+af4a5a13a15fa0c60e06321077ef452f769b42fd" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate coyoneda 0.5.2
[INFO] finished tweaking crates.io crate coyoneda 0.5.2
[INFO] tweaked toml for crates.io crate coyoneda 0.5.2 written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+af4a5a13a15fa0c60e06321077ef452f769b42fd" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 3 packages
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+af4a5a13a15fa0c60e06321077ef452f769b42fd" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded functor v0.1.2
[INFO] [stderr]   Downloaded morphism v0.4.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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" "+af4a5a13a15fa0c60e06321077ef452f769b42fd" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] bfc664dc18124dfe40d146af404da125c8ab28c7a26ec6986d9efa54227acc9e
[INFO] running `Command { std: "docker" "start" "-a" "bfc664dc18124dfe40d146af404da125c8ab28c7a26ec6986d9efa54227acc9e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "bfc664dc18124dfe40d146af404da125c8ab28c7a26ec6986d9efa54227acc9e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bfc664dc18124dfe40d146af404da125c8ab28c7a26ec6986d9efa54227acc9e", kill_on_drop: false }`
[INFO] [stdout] bfc664dc18124dfe40d146af404da125c8ab28c7a26ec6986d9efa54227acc9e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+af4a5a13a15fa0c60e06321077ef452f769b42fd" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d353ccd070c4a06d3e4cf54c7505e092f4f7cb7d61eba13f2bcf977ed3deeb3f
[INFO] running `Command { std: "docker" "start" "-a" "d353ccd070c4a06d3e4cf54c7505e092f4f7cb7d61eba13f2bcf977ed3deeb3f", kill_on_drop: false }`
[INFO] [stderr]     Checking morphism v0.4.1
[INFO] [stderr]     Checking functor v0.1.2
[INFO] [stderr]     Checking coyoneda v0.5.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: the item `Covariant` is imported redundantly
[INFO] [stdout]    --> src/lib.rs:157:19
[INFO] [stdout]     |
[INFO] [stdout] 156 |     use super::*;
[INFO] [stdout]     |         -------- the item `Covariant` is already imported here
[INFO] [stdout] 157 |     use functor::{Covariant, NaturalTransform};
[INFO] [stdout]     |                   ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `NaturalTransform` is imported redundantly
[INFO] [stdout]    --> src/lib.rs:157:30
[INFO] [stdout]     |
[INFO] [stdout] 156 |     use super::*;
[INFO] [stdout]     |         -------- the item `NaturalTransform` is already imported here
[INFO] [stdout] 157 |     use functor::{Covariant, NaturalTransform};
[INFO] [stdout]     |                              ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `Param` is imported redundantly
[INFO] [stdout]    --> src/lib.rs:158:9
[INFO] [stdout]     |
[INFO] [stdout] 156 |     use super::*;
[INFO] [stdout]     |         -------- the item `Param` is already imported here
[INFO] [stdout] 157 |     use functor::{Covariant, NaturalTransform};
[INFO] [stdout] 158 |     use functor::parametric::Param;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: type `morphism::Void` is private
[INFO] [stdout]    --> src/lib.rs:142:35
[INFO] [stdout]     |
[INFO] [stdout] 142 |         Coyoneda{point: x, morph: Morphism::new()}
[INFO] [stdout]     |                                   ^^^^^^^^^^^^^ private type
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `coyoneda` (lib) due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error: type `morphism::Void` is private
[INFO] [stdout]    --> src/lib.rs:142:35
[INFO] [stdout]     |
[INFO] [stdout] 142 |         Coyoneda{point: x, morph: Morphism::new()}
[INFO] [stdout]     |                                   ^^^^^^^^^^^^^ private type
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error; 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `coyoneda` (lib test) due to 2 previous errors; 3 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "d353ccd070c4a06d3e4cf54c7505e092f4f7cb7d61eba13f2bcf977ed3deeb3f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d353ccd070c4a06d3e4cf54c7505e092f4f7cb7d61eba13f2bcf977ed3deeb3f", kill_on_drop: false }`
[INFO] [stdout] d353ccd070c4a06d3e4cf54c7505e092f4f7cb7d61eba13f2bcf977ed3deeb3f