[INFO] cloning repository https://github.com/cohyou/raz
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/cohyou/raz" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcohyou%2Fraz", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcohyou%2Fraz'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 3d5ef97806fdbcd761063058bc811dd02d4fb7bf
[INFO] building cohyou/raz against master#11663cd3bfefef7d34e8f0892c250bf698049392+rustflags=-Dtail-expr-drop-order for pr-134523
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcohyou%2Fraz" "/workspace/builds/worker-3-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/cohyou/raz on toolchain 11663cd3bfefef7d34e8f0892c250bf698049392
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/cohyou/raz
[INFO] finished tweaking git repo https://github.com/cohyou/raz
[INFO] tweaked toml for git repo https://github.com/cohyou/raz written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/cohyou/raz 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" "+11663cd3bfefef7d34e8f0892c250bf698049392" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4ab1dd78d4e88020186eead118283a0b5ef1b9457346e77dfba0aee3cface88c
[INFO] running `Command { std: "docker" "start" "-a" "4ab1dd78d4e88020186eead118283a0b5ef1b9457346e77dfba0aee3cface88c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4ab1dd78d4e88020186eead118283a0b5ef1b9457346e77dfba0aee3cface88c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4ab1dd78d4e88020186eead118283a0b5ef1b9457346e77dfba0aee3cface88c", kill_on_drop: false }`
[INFO] [stdout] 4ab1dd78d4e88020186eead118283a0b5ef1b9457346e77dfba0aee3cface88c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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 -Dtail-expr-drop-order" "-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d358193f461ac2b67f39f83c38aa00cbbcf62f514a3bc92e31cbb3a76c2dee4f
[INFO] running `Command { std: "docker" "start" "-a" "d358193f461ac2b67f39f83c38aa00cbbcf62f514a3bc92e31cbb3a76c2dee4f", kill_on_drop: false }`
[INFO] [stderr]    Compiling memchr v2.7.2
[INFO] [stderr]    Compiling minimal-lexical v0.2.1
[INFO] [stderr]    Compiling nom v7.1.3
[INFO] [stderr]    Compiling raz v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: impl trait in impl method signature does not match trait method signature
[INFO] [stdout]   --> src/main.rs:31:25
[INFO] [stdout]    |
[INFO] [stdout] 12 |     fn schema(&self) -> impl Schema;
[INFO] [stdout]    |                         ----------- return type from trait method defined here
[INFO] [stdout] ...
[INFO] [stdout] 31 |     fn schema(&self) -> Self {
[INFO] [stdout]    |                         ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: add `#[allow(refining_impl_trait)]` if it is intended for this to be part of the public API of this crate
[INFO] [stdout]    = note: we are soliciting feedback, see issue #121718 <https://github.com/rust-lang/rust/issues/121718> for more information
[INFO] [stdout]    = note: `#[warn(refining_impl_trait_internal)]` on by default
[INFO] [stdout] help: replace the return type so that it matches the trait
[INFO] [stdout]    |
[INFO] [stdout] 31 |     fn schema(&self) -> impl Schema {
[INFO] [stdout]    |                         ~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `Set` is never used
[INFO] [stdout]  --> src/main.rs:2:6
[INFO] [stdout]   |
[INFO] [stdout] 2 | type Set = BTreeSet<usize>;
[INFO] [stdout]   |      ^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.96s
[INFO] running `Command { std: "docker" "inspect" "d358193f461ac2b67f39f83c38aa00cbbcf62f514a3bc92e31cbb3a76c2dee4f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d358193f461ac2b67f39f83c38aa00cbbcf62f514a3bc92e31cbb3a76c2dee4f", kill_on_drop: false }`
[INFO] [stdout] d358193f461ac2b67f39f83c38aa00cbbcf62f514a3bc92e31cbb3a76c2dee4f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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 -Dtail-expr-drop-order" "-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9d548b8ee8c8c3bf5600dd20cb4e467d6caa36127a92ec7223ab039e7dc5e985
[INFO] running `Command { std: "docker" "start" "-a" "9d548b8ee8c8c3bf5600dd20cb4e467d6caa36127a92ec7223ab039e7dc5e985", kill_on_drop: false }`
[INFO] [stderr]    Compiling raz v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: impl trait in impl method signature does not match trait method signature
[INFO] [stdout]   --> src/main.rs:31:25
[INFO] [stdout]    |
[INFO] [stdout] 12 |     fn schema(&self) -> impl Schema;
[INFO] [stdout]    |                         ----------- return type from trait method defined here
[INFO] [stdout] ...
[INFO] [stdout] 31 |     fn schema(&self) -> Self {
[INFO] [stdout]    |                         ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: add `#[allow(refining_impl_trait)]` if it is intended for this to be part of the public API of this crate
[INFO] [stdout]    = note: we are soliciting feedback, see issue #121718 <https://github.com/rust-lang/rust/issues/121718> for more information
[INFO] [stdout]    = note: `#[warn(refining_impl_trait_internal)]` on by default
[INFO] [stdout] help: replace the return type so that it matches the trait
[INFO] [stdout]    |
[INFO] [stdout] 31 |     fn schema(&self) -> impl Schema {
[INFO] [stdout]    |                         ~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `Set` is never used
[INFO] [stdout]  --> src/main.rs:2:6
[INFO] [stdout]   |
[INFO] [stdout] 2 | type Set = BTreeSet<usize>;
[INFO] [stdout]   |      ^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.10s
[INFO] running `Command { std: "docker" "inspect" "9d548b8ee8c8c3bf5600dd20cb4e467d6caa36127a92ec7223ab039e7dc5e985", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9d548b8ee8c8c3bf5600dd20cb4e467d6caa36127a92ec7223ab039e7dc5e985", kill_on_drop: false }`
[INFO] [stdout] 9d548b8ee8c8c3bf5600dd20cb4e467d6caa36127a92ec7223ab039e7dc5e985