[INFO] fetching crate distinct 0.1.1...
[INFO] testing distinct-0.1.1 against try#c2e32f1c9652b13ed99608599c1e855462f421f3 for pr-146098-7
[INFO] extracting crate distinct 0.1.1 into /workspace/builds/worker-1-tc2/source
[INFO] started tweaking crates.io crate distinct 0.1.1
[INFO] finished tweaking crates.io crate distinct 0.1.1
[INFO] tweaked toml for crates.io crate distinct 0.1.1 written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate distinct 0.1.1 on toolchain c2e32f1c9652b13ed99608599c1e855462f421f3
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8b2bbf02009e9a8e5191d80d47c498af66564b311abc45d71c19817e94707f44
[INFO] running `Command { std: "docker" "start" "-a" "8b2bbf02009e9a8e5191d80d47c498af66564b311abc45d71c19817e94707f44", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8b2bbf02009e9a8e5191d80d47c498af66564b311abc45d71c19817e94707f44", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8b2bbf02009e9a8e5191d80d47c498af66564b311abc45d71c19817e94707f44", kill_on_drop: false }`
[INFO] [stdout] 8b2bbf02009e9a8e5191d80d47c498af66564b311abc45d71c19817e94707f44
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f81c4a938b6d6e48dd83652228c97b01511abac487ecfe1738e3f7bf8eeb4081
[INFO] running `Command { std: "docker" "start" "-a" "f81c4a938b6d6e48dd83652228c97b01511abac487ecfe1738e3f7bf8eeb4081", kill_on_drop: false }`
[INFO] [stderr]    Compiling distinct v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0366]: `!Sync` impls cannot be specialized
[INFO] [stdout]   --> src/lib.rs:32:1
[INFO] [stdout]    |
[INFO] [stdout] 32 | impl<T> !Sync for PairOfPhantoms<T, T> {}
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `T` is mentioned multiple times
[INFO] [stdout] note: use the same sequence of generic lifetime, type and const parameters as the struct definition
[INFO] [stdout]   --> src/lib.rs:27:1
[INFO] [stdout]    |
[INFO] [stdout] 27 | pub struct PairOfPhantoms<T, U> {
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0366`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `distinct` (lib) due to 1 previous error
[INFO] running `Command { std: "docker" "inspect" "f81c4a938b6d6e48dd83652228c97b01511abac487ecfe1738e3f7bf8eeb4081", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f81c4a938b6d6e48dd83652228c97b01511abac487ecfe1738e3f7bf8eeb4081", kill_on_drop: false }`
[INFO] [stdout] f81c4a938b6d6e48dd83652228c97b01511abac487ecfe1738e3f7bf8eeb4081