[INFO] cloning repository https://github.com/0fb8/cprs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/0fb8/cprs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F0fb8%2Fcprs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F0fb8%2Fcprs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] be176583e16ec3d45fd24e51efa133d167348e78
[INFO] checking 0fb8/cprs against master#f8463896a9b36a04899c013bd8825a7fd29dd7a4 for pr-151920
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F0fb8%2Fcprs" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/0fb8/cprs
[INFO] finished tweaking git repo https://github.com/0fb8/cprs
[INFO] tweaked toml for git repo https://github.com/0fb8/cprs written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/0fb8/cprs on toolchain f8463896a9b36a04899c013bd8825a7fd29dd7a4
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f8463896a9b36a04899c013bd8825a7fd29dd7a4" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/0fb8/cprs 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" "+f8463896a9b36a04899c013bd8825a7fd29dd7a4" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:61361fe0aef631f17e9d025a70c5a647956f8c671dd02950a60ad3f5cc5526d7" "/opt/rustwide/cargo-home/bin/cargo" "+f8463896a9b36a04899c013bd8825a7fd29dd7a4" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d0c4f0a79fad25c9017ebd8e5f259ba4af7f0724d5d9fbe2b622bbbc7596ce88
[INFO] running `Command { std: "docker" "start" "-a" "d0c4f0a79fad25c9017ebd8e5f259ba4af7f0724d5d9fbe2b622bbbc7596ce88", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d0c4f0a79fad25c9017ebd8e5f259ba4af7f0724d5d9fbe2b622bbbc7596ce88", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d0c4f0a79fad25c9017ebd8e5f259ba4af7f0724d5d9fbe2b622bbbc7596ce88", kill_on_drop: false }`
[INFO] [stdout] d0c4f0a79fad25c9017ebd8e5f259ba4af7f0724d5d9fbe2b622bbbc7596ce88
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:61361fe0aef631f17e9d025a70c5a647956f8c671dd02950a60ad3f5cc5526d7" "/opt/rustwide/cargo-home/bin/cargo" "+f8463896a9b36a04899c013bd8825a7fd29dd7a4" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b1c60498047a6783a1f4839e997089a4368c2d2d6a4ea35c3e118f6e218ef7d8
[INFO] running `Command { std: "docker" "start" "-a" "b1c60498047a6783a1f4839e997089a4368c2d2d6a4ea35c3e118f6e218ef7d8", kill_on_drop: false }`
[INFO] [stderr]     Checking cprs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0432]: unresolved import `super::Magma`
[INFO] [stdout]  --> src/algebra/quasigroup.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | use super::Magma::Magma;
[INFO] [stdout]   |            ^^^^^ could not find `Magma` in `super`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `super::Magma`
[INFO] [stdout]  --> src/algebra/quasigroup.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | use super::Magma::Magma;
[INFO] [stdout]   |            ^^^^^ could not find `Magma` in `super`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0220]: associated type `Item` not found for `Self`
[INFO] [stdout]  --> src/algebra/quasigroup.rs:4:27
[INFO] [stdout]   |
[INFO] [stdout] 4 |     fn div_left(a: &Self::Item, b: &Self::Item) -> Self::Item;
[INFO] [stdout]   |                           ^^^^ associated type `Item` not found
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0220]: associated type `Item` not found for `Self`
[INFO] [stdout]  --> src/algebra/quasigroup.rs:4:43
[INFO] [stdout]   |
[INFO] [stdout] 4 |     fn div_left(a: &Self::Item, b: &Self::Item) -> Self::Item;
[INFO] [stdout]   |                                           ^^^^ associated type `Item` not found
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0220]: associated type `Item` not found for `Self`
[INFO] [stdout]  --> src/algebra/quasigroup.rs:4:58
[INFO] [stdout]   |
[INFO] [stdout] 4 |     fn div_left(a: &Self::Item, b: &Self::Item) -> Self::Item;
[INFO] [stdout]   |                                                          ^^^^ associated type `Item` not found
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0220]: associated type `Item` not found for `Self`
[INFO] [stdout]  --> src/algebra/quasigroup.rs:5:28
[INFO] [stdout]   |
[INFO] [stdout] 5 |     fn div_right(a: &Self::Item, b: &Self::Item) -> Self::Item;
[INFO] [stdout]   |                            ^^^^ associated type `Item` not found
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0220]: associated type `Item` not found for `Self`
[INFO] [stdout]  --> src/algebra/quasigroup.rs:4:27
[INFO] [stdout]   |
[INFO] [stdout] 4 |     fn div_left(a: &Self::Item, b: &Self::Item) -> Self::Item;
[INFO] [stdout]   |                           ^^^^ associated type `Item` not found
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0220]: associated type `Item` not found for `Self`
[INFO] [stdout]  --> src/algebra/quasigroup.rs:4:43
[INFO] [stdout]   |
[INFO] [stdout] 4 |     fn div_left(a: &Self::Item, b: &Self::Item) -> Self::Item;
[INFO] [stdout]   |                                           ^^^^ associated type `Item` not found
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0220]: associated type `Item` not found for `Self`
[INFO] [stdout]  --> src/algebra/quasigroup.rs:4:58
[INFO] [stdout]   |
[INFO] [stdout] 4 |     fn div_left(a: &Self::Item, b: &Self::Item) -> Self::Item;
[INFO] [stdout]   |                                                          ^^^^ associated type `Item` not found
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0220]: associated type `Item` not found for `Self`
[INFO] [stdout]  --> src/algebra/quasigroup.rs:5:28
[INFO] [stdout]   |
[INFO] [stdout] 5 |     fn div_right(a: &Self::Item, b: &Self::Item) -> Self::Item;
[INFO] [stdout]   |                            ^^^^ associated type `Item` not found
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0220]: associated type `Item` not found for `Self`
[INFO] [stdout]  --> src/algebra/quasigroup.rs:5:44
[INFO] [stdout]   |
[INFO] [stdout] 5 |     fn div_right(a: &Self::Item, b: &Self::Item) -> Self::Item;
[INFO] [stdout]   |                                            ^^^^ associated type `Item` not found
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0220]: associated type `Item` not found for `Self`
[INFO] [stdout]  --> src/algebra/quasigroup.rs:5:59
[INFO] [stdout]   |
[INFO] [stdout] 5 |     fn div_right(a: &Self::Item, b: &Self::Item) -> Self::Item;
[INFO] [stdout]   |                                                           ^^^^ associated type `Item` not found
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0220]: associated type `Item` not found for `Self`
[INFO] [stdout]  --> src/algebra/quasigroup.rs:5:44
[INFO] [stdout]   |
[INFO] [stdout] 5 |     fn div_right(a: &Self::Item, b: &Self::Item) -> Self::Item;
[INFO] [stdout]   |                                            ^^^^ associated type `Item` not found
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0220]: associated type `Item` not found for `Self`
[INFO] [stdout]  --> src/algebra/quasigroup.rs:5:59
[INFO] [stdout]   |
[INFO] [stdout] 5 |     fn div_right(a: &Self::Item, b: &Self::Item) -> Self::Item;
[INFO] [stdout]   |                                                           ^^^^ associated type `Item` not found
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0220, E0432.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0220`.
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0220, E0432.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0220`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `cprs` (lib test) due to 7 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `cprs` (lib) due to 7 previous errors
[INFO] running `Command { std: "docker" "inspect" "b1c60498047a6783a1f4839e997089a4368c2d2d6a4ea35c3e118f6e218ef7d8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b1c60498047a6783a1f4839e997089a4368c2d2d6a4ea35c3e118f6e218ef7d8", kill_on_drop: false }`
[INFO] [stdout] b1c60498047a6783a1f4839e997089a4368c2d2d6a4ea35c3e118f6e218ef7d8
