[INFO] cloning repository https://github.com/rctcwyvrn/rust_typeclass_nonsense
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/rctcwyvrn/rust_typeclass_nonsense" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frctcwyvrn%2Frust_typeclass_nonsense", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frctcwyvrn%2Frust_typeclass_nonsense'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] fcd22676b59bb9d6bf6728c015bc47a26c8f11fe
[INFO] building rctcwyvrn/rust_typeclass_nonsense against master#c7f6aa2869acdbf014d094c6e427e554e160b6db for pr-146237-2
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frctcwyvrn%2Frust_typeclass_nonsense" "/workspace/builds/worker-5-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/rctcwyvrn/rust_typeclass_nonsense
[INFO] finished tweaking git repo https://github.com/rctcwyvrn/rust_typeclass_nonsense
[INFO] tweaked toml for git repo https://github.com/rctcwyvrn/rust_typeclass_nonsense written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/rctcwyvrn/rust_typeclass_nonsense on toolchain c7f6aa2869acdbf014d094c6e427e554e160b6db
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/rctcwyvrn/rust_typeclass_nonsense 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" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5b4db71a441f6b1bef83e5d77e7b733c828ee85c260d5e1a614bfdbdf2e795f6
[INFO] running `Command { std: "docker" "start" "-a" "5b4db71a441f6b1bef83e5d77e7b733c828ee85c260d5e1a614bfdbdf2e795f6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5b4db71a441f6b1bef83e5d77e7b733c828ee85c260d5e1a614bfdbdf2e795f6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5b4db71a441f6b1bef83e5d77e7b733c828ee85c260d5e1a614bfdbdf2e795f6", kill_on_drop: false }`
[INFO] [stdout] 5b4db71a441f6b1bef83e5d77e7b733c828ee85c260d5e1a614bfdbdf2e795f6
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0c3872d3643fabe32e8ffd45629c4c06391c96f259f216e5a4ab1386b18e8db9
[INFO] running `Command { std: "docker" "start" "-a" "0c3872d3643fabe32e8ffd45629c4c06391c96f259f216e5a4ab1386b18e8db9", kill_on_drop: false }`
[INFO] [stderr]    Compiling rust_typeclass_nonsense v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: type parameter `b1` should have an upper camel case name
[INFO] [stdout]   --> src/main.rs:59:15
[INFO] [stdout]    |
[INFO] [stdout] 59 |     trait Not<b1,b> {}
[INFO] [stdout]    |               ^^ help: convert the identifier to upper camel case: `B1`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_camel_case_types)]` (part of `#[warn(nonstandard_style)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type parameter `b` should have an upper camel case name
[INFO] [stdout]   --> src/main.rs:59:18
[INFO] [stdout]    |
[INFO] [stdout] 59 |     trait Not<b1,b> {}
[INFO] [stdout]    |                  ^ help: convert the identifier to upper camel case: `B`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/main.rs:60:10
[INFO] [stdout]    |
[INFO] [stdout] 60 |     impl Not<False, True> {}
[INFO] [stdout]    |          ^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` (part of `#[warn(rust_2021_compatibility)]`) on by default
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 60 |     impl dyn Not<False, True> {}
[INFO] [stdout]    |          +++
[INFO] [stdout] help: you might have intended to implement this trait for a given type
[INFO] [stdout]    |
[INFO] [stdout] 60 |     impl Not<False, True> for /* Type */ {}
[INFO] [stdout]    |                           ++++++++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/main.rs:61:10
[INFO] [stdout]    |
[INFO] [stdout] 61 |     impl Not<True, False> {}
[INFO] [stdout]    |          ^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 61 |     impl dyn Not<True, False> {}
[INFO] [stdout]    |          +++
[INFO] [stdout] help: you might have intended to implement this trait for a given type
[INFO] [stdout]    |
[INFO] [stdout] 61 |     impl Not<True, False> for /* Type */ {}
[INFO] [stdout]    |                           ++++++++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `Not` is never used
[INFO] [stdout]   --> src/main.rs:59:11
[INFO] [stdout]    |
[INFO] [stdout] 59 |     trait Not<b1,b> {}
[INFO] [stdout]    |           ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.36s
[INFO] running `Command { std: "docker" "inspect" "0c3872d3643fabe32e8ffd45629c4c06391c96f259f216e5a4ab1386b18e8db9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0c3872d3643fabe32e8ffd45629c4c06391c96f259f216e5a4ab1386b18e8db9", kill_on_drop: false }`
[INFO] [stdout] 0c3872d3643fabe32e8ffd45629c4c06391c96f259f216e5a4ab1386b18e8db9
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0d7743b31bff71208cb9d38b5a319c4803f99217885fb8499ba2451b889cf306
[INFO] running `Command { std: "docker" "start" "-a" "0d7743b31bff71208cb9d38b5a319c4803f99217885fb8499ba2451b889cf306", kill_on_drop: false }`
[INFO] [stderr]    Compiling rust_typeclass_nonsense v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: type parameter `b1` should have an upper camel case name
[INFO] [stdout]   --> src/main.rs:59:15
[INFO] [stdout]    |
[INFO] [stdout] 59 |     trait Not<b1,b> {}
[INFO] [stdout]    |               ^^ help: convert the identifier to upper camel case: `B1`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_camel_case_types)]` (part of `#[warn(nonstandard_style)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type parameter `b` should have an upper camel case name
[INFO] [stdout]   --> src/main.rs:59:18
[INFO] [stdout]    |
[INFO] [stdout] 59 |     trait Not<b1,b> {}
[INFO] [stdout]    |                  ^ help: convert the identifier to upper camel case: `B`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/main.rs:60:10
[INFO] [stdout]    |
[INFO] [stdout] 60 |     impl Not<False, True> {}
[INFO] [stdout]    |          ^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` (part of `#[warn(rust_2021_compatibility)]`) on by default
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 60 |     impl dyn Not<False, True> {}
[INFO] [stdout]    |          +++
[INFO] [stdout] help: you might have intended to implement this trait for a given type
[INFO] [stdout]    |
[INFO] [stdout] 60 |     impl Not<False, True> for /* Type */ {}
[INFO] [stdout]    |                           ++++++++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/main.rs:61:10
[INFO] [stdout]    |
[INFO] [stdout] 61 |     impl Not<True, False> {}
[INFO] [stdout]    |          ^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 61 |     impl dyn Not<True, False> {}
[INFO] [stdout]    |          +++
[INFO] [stdout] help: you might have intended to implement this trait for a given type
[INFO] [stdout]    |
[INFO] [stdout] 61 |     impl Not<True, False> for /* Type */ {}
[INFO] [stdout]    |                           ++++++++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `Not` is never used
[INFO] [stdout]   --> src/main.rs:59:11
[INFO] [stdout]    |
[INFO] [stdout] 59 |     trait Not<b1,b> {}
[INFO] [stdout]    |           ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.43s
[INFO] running `Command { std: "docker" "inspect" "0d7743b31bff71208cb9d38b5a319c4803f99217885fb8499ba2451b889cf306", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0d7743b31bff71208cb9d38b5a319c4803f99217885fb8499ba2451b889cf306", kill_on_drop: false }`
[INFO] [stdout] 0d7743b31bff71208cb9d38b5a319c4803f99217885fb8499ba2451b889cf306
