[INFO] fetching crate treeerror 0.1.1...
[INFO] checking treeerror-0.1.1 against a5689b034ad287112f709693384a37f1377eb9cc for pr-129249-3
[INFO] extracting crate treeerror 0.1.1 into /workspace/builds/worker-6-tc2/source
[INFO] started tweaking crates.io crate treeerror 0.1.1
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate treeerror 0.1.1
[INFO] tweaked toml for crates.io crate treeerror 0.1.1 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate treeerror 0.1.1 on toolchain a5689b034ad287112f709693384a37f1377eb9cc
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a5689b034ad287112f709693384a37f1377eb9cc" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate treeerror 0.1.1 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" "+a5689b034ad287112f709693384a37f1377eb9cc" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:77db811e55d90add9212f6832c23229e3de5f1c1f9905e8cb07319ea15df73ac" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] fe78d4c748242f7b9a56709bfe259629dd3b06309cc300f9b8716b72f6abb812
[INFO] running `Command { std: "docker" "start" "fe78d4c748242f7b9a56709bfe259629dd3b06309cc300f9b8716b72f6abb812", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fe78d4c748242f7b9a56709bfe259629dd3b06309cc300f9b8716b72f6abb812", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "fe78d4c748242f7b9a56709bfe259629dd3b06309cc300f9b8716b72f6abb812" "/opt/rustwide/cargo-home/bin/cargo" "+a5689b034ad287112f709693384a37f1377eb9cc" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fe78d4c748242f7b9a56709bfe259629dd3b06309cc300f9b8716b72f6abb812", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "fe78d4c748242f7b9a56709bfe259629dd3b06309cc300f9b8716b72f6abb812" "/opt/rustwide/cargo-home/bin/cargo" "+a5689b034ad287112f709693384a37f1377eb9cc" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]     Checking treeerror v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: feature `more_qualified_paths` is declared but not used
[INFO] [stdout]  --> src/lib.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(more_qualified_paths)]
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_features)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: useless conversion to the same type: `test_skips::Root`
[INFO] [stdout]    --> src/lib.rs:184:27
[INFO] [stdout]     |
[INFO] [stdout] 184 |             let _: Root = Root::from(Child).into();
[INFO] [stdout]     |                           ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this method call relies on the `impl<T> Into<T> for T` blanket implementation and type inference, which is a semver hazard as a new `impl Into<_>` that affects your type might be added in the future causing type inference errors
[INFO] [stdout]     = note: `#[deny(self_type_conversion)]` on by default
[INFO] [stdout] help: consider removing the conversion call
[INFO] [stdout]     |
[INFO] [stdout] 184 -             let _: Root = Root::from(Child).into();
[INFO] [stdout] 184 +             let _: Root = Root::from(Child);
[INFO] [stdout]     |
[INFO] [stdout] help: you can use the fully-qualified path to avoid triggering this lint
[INFO] [stdout]     |
[INFO] [stdout] 184 -             let _: Root = Root::from(Child).into();
[INFO] [stdout] 184 +             let _: Root = <test_skips::Root as Into<_>>::into(Root::from(Child));
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: useless conversion to the same type: `all_together::Root`
[INFO] [stdout]    --> src/lib.rs:216:27
[INFO] [stdout]     |
[INFO] [stdout] 216 |             let _: Root = Root::from(Child).into();
[INFO] [stdout]     |                           ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this method call relies on the `impl<T> Into<T> for T` blanket implementation and type inference, which is a semver hazard as a new `impl Into<_>` that affects your type might be added in the future causing type inference errors
[INFO] [stdout] help: consider removing the conversion call
[INFO] [stdout]     |
[INFO] [stdout] 216 -             let _: Root = Root::from(Child).into();
[INFO] [stdout] 216 +             let _: Root = Root::from(Child);
[INFO] [stdout]     |
[INFO] [stdout] help: you can use the fully-qualified path to avoid triggering this lint
[INFO] [stdout]     |
[INFO] [stdout] 216 -             let _: Root = Root::from(Child).into();
[INFO] [stdout] 216 +             let _: Root = <all_together::Root as Into<_>>::into(Root::from(Child));
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `treeerror` (lib test) due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "fe78d4c748242f7b9a56709bfe259629dd3b06309cc300f9b8716b72f6abb812", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fe78d4c748242f7b9a56709bfe259629dd3b06309cc300f9b8716b72f6abb812", kill_on_drop: false }`
[INFO] [stdout] fe78d4c748242f7b9a56709bfe259629dd3b06309cc300f9b8716b72f6abb812
