[INFO] fetching crate generic_trait_alias 0.1.2...
[INFO] checking generic_trait_alias-0.1.2 against master#30f74ff0dc4d66debc8b50724c446f817e5f75f4 for pr-121848-1
[INFO] extracting crate generic_trait_alias 0.1.2 into /workspace/builds/worker-2-tc1/source
[INFO] validating manifest of crates.io crate generic_trait_alias 0.1.2 on toolchain 30f74ff0dc4d66debc8b50724c446f817e5f75f4
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+30f74ff0dc4d66debc8b50724c446f817e5f75f4" "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-2-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+30f74ff0dc4d66debc8b50724c446f817e5f75f4" "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" "+30f74ff0dc4d66debc8b50724c446f817e5f75f4" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+30f74ff0dc4d66debc8b50724c446f817e5f75f4" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4d6bebe19877e40509847f808d0c61e519792721eb9608604fa6c85045e14691
[INFO] running `Command { std: "docker" "start" "-a" "4d6bebe19877e40509847f808d0c61e519792721eb9608604fa6c85045e14691", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4d6bebe19877e40509847f808d0c61e519792721eb9608604fa6c85045e14691", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4d6bebe19877e40509847f808d0c61e519792721eb9608604fa6c85045e14691", kill_on_drop: false }`
[INFO] [stdout] 4d6bebe19877e40509847f808d0c61e519792721eb9608604fa6c85045e14691
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+30f74ff0dc4d66debc8b50724c446f817e5f75f4" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 45600040c0190401e5b4981fcc296728d51b4b1942a7e18074b7f302ca4c109b
[INFO] running `Command { std: "docker" "start" "-a" "45600040c0190401e5b4981fcc296728d51b4b1942a7e18074b7f302ca4c109b", 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" "45600040c0190401e5b4981fcc296728d51b4b1942a7e18074b7f302ca4c109b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "45600040c0190401e5b4981fcc296728d51b4b1942a7e18074b7f302ca4c109b", kill_on_drop: false }`
[INFO] [stdout] 45600040c0190401e5b4981fcc296728d51b4b1942a7e18074b7f302ca4c109b
[INFO] checking generic_trait_alias-0.1.2 against try#72eda894eb3548c7ba774079ce0afab42958d4ee for pr-121848-1
[INFO] extracting crate generic_trait_alias 0.1.2 into /workspace/builds/worker-2-tc2/source
[INFO] validating manifest of crates.io crate generic_trait_alias 0.1.2 on toolchain 72eda894eb3548c7ba774079ce0afab42958d4ee
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+72eda894eb3548c7ba774079ce0afab42958d4ee" "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-2-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+72eda894eb3548c7ba774079ce0afab42958d4ee" "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" "+72eda894eb3548c7ba774079ce0afab42958d4ee" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+72eda894eb3548c7ba774079ce0afab42958d4ee" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] afeca43f3cfccd80b90bd41474ecdd72659958612a9d57a98cccef6cbde996d6
[INFO] running `Command { std: "docker" "start" "-a" "afeca43f3cfccd80b90bd41474ecdd72659958612a9d57a98cccef6cbde996d6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "afeca43f3cfccd80b90bd41474ecdd72659958612a9d57a98cccef6cbde996d6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "afeca43f3cfccd80b90bd41474ecdd72659958612a9d57a98cccef6cbde996d6", kill_on_drop: false }`
[INFO] [stdout] afeca43f3cfccd80b90bd41474ecdd72659958612a9d57a98cccef6cbde996d6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+72eda894eb3548c7ba774079ce0afab42958d4ee" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] cd9a060c27e0241b360bea88620a71af70b70be1a00d32425165239298d5efe0
[INFO] running `Command { std: "docker" "start" "-a" "cd9a060c27e0241b360bea88620a71af70b70be1a00d32425165239298d5efe0", 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" "cd9a060c27e0241b360bea88620a71af70b70be1a00d32425165239298d5efe0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cd9a060c27e0241b360bea88620a71af70b70be1a00d32425165239298d5efe0", kill_on_drop: false }`
[INFO] [stdout] cd9a060c27e0241b360bea88620a71af70b70be1a00d32425165239298d5efe0
