[INFO] fetching crate generic_trait_alias 0.1.2...
[INFO] checking generic_trait_alias-0.1.2 against master#c2f2db79ca3024f68d22b45aa22b570775c2c4ad for pr-124157
[INFO] extracting crate generic_trait_alias 0.1.2 into /workspace/builds/worker-1-tc1/source
[INFO] validating manifest of crates.io crate generic_trait_alias 0.1.2 on toolchain c2f2db79ca3024f68d22b45aa22b570775c2c4ad
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2f2db79ca3024f68d22b45aa22b570775c2c4ad" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate generic_trait_alias 0.1.2
[INFO] finished tweaking crates.io crate generic_trait_alias 0.1.2
[INFO] tweaked toml for crates.io crate generic_trait_alias 0.1.2 written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2f2db79ca3024f68d22b45aa22b570775c2c4ad" "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" "+c2f2db79ca3024f68d22b45aa22b570775c2c4ad" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:99613afd962a8cfa530ec1899472a458bd015a1ab0af876cf7eb06f6006d81ea" "/opt/rustwide/cargo-home/bin/cargo" "+c2f2db79ca3024f68d22b45aa22b570775c2c4ad" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a29f204d15b3bfb75df15574922c810689b95abcbf9956835ef34c0153ef0393
[INFO] running `Command { std: "docker" "start" "-a" "a29f204d15b3bfb75df15574922c810689b95abcbf9956835ef34c0153ef0393", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a29f204d15b3bfb75df15574922c810689b95abcbf9956835ef34c0153ef0393", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a29f204d15b3bfb75df15574922c810689b95abcbf9956835ef34c0153ef0393", kill_on_drop: false }`
[INFO] [stdout] a29f204d15b3bfb75df15574922c810689b95abcbf9956835ef34c0153ef0393
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:99613afd962a8cfa530ec1899472a458bd015a1ab0af876cf7eb06f6006d81ea" "/opt/rustwide/cargo-home/bin/cargo" "+c2f2db79ca3024f68d22b45aa22b570775c2c4ad" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] faf5b03d861512321dc97eefabce77ee06c0c2a07b3a867b2197c46a6d561e76
[INFO] running `Command { std: "docker" "start" "-a" "faf5b03d861512321dc97eefabce77ee06c0c2a07b3a867b2197c46a6d561e76", kill_on_drop: false }`
[INFO] [stderr]    Compiling generic_trait_alias v0.1.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing
[INFO] [stdout]   --> src/lexer.rs:31:16
[INFO] [stdout]    |
[INFO] [stdout] 31 |         if last.clone() == ";" {
[INFO] [stdout]    |                ^^^^^^^^ help: remove this redundant call
[INFO] [stdout]    |
[INFO] [stdout]    = note: the type `str` does not implement `Clone`, so calling `clone` on `&str` copies the reference, which does not do anything and can be removed
[INFO] [stdout]    = note: `#[warn(noop_method_call)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing
[INFO] [stdout]   --> src/lexer.rs:31:16
[INFO] [stdout]    |
[INFO] [stdout] 31 |         if last.clone() == ";" {
[INFO] [stdout]    |                ^^^^^^^^ help: remove this redundant call
[INFO] [stdout]    |
[INFO] [stdout]    = note: the type `str` does not implement `Clone`, so calling `clone` on `&str` copies the reference, which does not do anything and can be removed
[INFO] [stdout]    = note: `#[warn(noop_method_call)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing
[INFO] [stdout]   --> src/lexer.rs:31:16
[INFO] [stdout]    |
[INFO] [stdout] 31 |         if last.clone() == ";" {
[INFO] [stdout]    |                ^^^^^^^^ help: remove this redundant call
[INFO] [stdout]    |
[INFO] [stdout]    = note: the type `str` does not implement `Clone`, so calling `clone` on `&str` copies the reference, which does not do anything and can be removed
[INFO] [stdout]    = note: `#[warn(noop_method_call)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: expected `{}`, found `;`
[INFO] [stdout]   --> tests/test_trait.rs:12:1
[INFO] [stdout]    |
[INFO] [stdout] 12 | #[generic_trait_alias::trait_alias]
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the attribute macro `generic_trait_alias::trait_alias` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout]    = help: try using `{}` instead
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: macro expansion ignores token `{` and any following
[INFO] [stdout]   --> tests/test_trait.rs:12:1
[INFO] [stdout]    |
[INFO] [stdout] 12 | #[generic_trait_alias::trait_alias]
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ caused by the macro expansion here
[INFO] [stdout]    |
[INFO] [stdout]    = note: the usage of `generic_trait_alias::trait_alias!` is likely invalid in item context
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the trait bound `Test: Z` is not satisfied
[INFO] [stdout]   --> tests/test_trait.rs:43:24
[INFO] [stdout]    |
[INFO] [stdout] 43 |     assert_eq!(test_fn(Test()), String::from("hello 7"))
[INFO] [stdout]    |                ------- ^^^^^^ the trait `Z` is not implemented for `Test`
[INFO] [stdout]    |                |
[INFO] [stdout]    |                required by a bound introduced by this call
[INFO] [stdout]    |
[INFO] [stdout] help: this trait has no implementations, consider adding one
[INFO] [stdout]   --> tests/test_trait.rs:12:1
[INFO] [stdout]    |
[INFO] [stdout] 12 | #[generic_trait_alias::trait_alias]
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] note: required by a bound in `test_fn`
[INFO] [stdout]   --> tests/test_trait.rs:37:19
[INFO] [stdout]    |
[INFO] [stdout] 37 | pub fn test_fn<T: Z>(x: T) -> String {
[INFO] [stdout]    |                   ^ required by this bound in `test_fn`
[INFO] [stdout]    = note: this error originates in the attribute macro `generic_trait_alias::trait_alias` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 3 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0277`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `generic_trait_alias` (test "test_trait") due to 4 previous errors
[INFO] running `Command { std: "docker" "inspect" "faf5b03d861512321dc97eefabce77ee06c0c2a07b3a867b2197c46a6d561e76", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "faf5b03d861512321dc97eefabce77ee06c0c2a07b3a867b2197c46a6d561e76", kill_on_drop: false }`
[INFO] [stdout] faf5b03d861512321dc97eefabce77ee06c0c2a07b3a867b2197c46a6d561e76
