[INFO] fetching crate whaterror 0.1.0... [INFO] checking whaterror-0.1.0 against try#a7a572ce3edd6d476191fbfe92c9c1986e009b34 for pr-87190-3 [INFO] extracting crate whaterror 0.1.0 into /workspace/builds/worker-5/source [INFO] validating manifest of crates.io crate whaterror 0.1.0 on toolchain a7a572ce3edd6d476191fbfe92c9c1986e009b34 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate whaterror 0.1.0 [INFO] finished tweaking crates.io crate whaterror 0.1.0 [INFO] tweaked toml for crates.io crate whaterror 0.1.0 written to /workspace/builds/worker-5/source/Cargo.toml [INFO] crate crates.io crate whaterror 0.1.0 already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded whaterror_macros v0.1.0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 393e6caf74916be9d69a248cf4b2082d2b4e26fd8d70e72f0a5bc3dd7b70512a [INFO] running `Command { std: "docker" "start" "-a" "393e6caf74916be9d69a248cf4b2082d2b4e26fd8d70e72f0a5bc3dd7b70512a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "393e6caf74916be9d69a248cf4b2082d2b4e26fd8d70e72f0a5bc3dd7b70512a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "393e6caf74916be9d69a248cf4b2082d2b4e26fd8d70e72f0a5bc3dd7b70512a", kill_on_drop: false }` [INFO] [stdout] 393e6caf74916be9d69a248cf4b2082d2b4e26fd8d70e72f0a5bc3dd7b70512a [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] a3bfe2490ff66cd30129242447e7c819311238098e1eba2b481a5cbd033145a0 [INFO] running `Command { std: "docker" "start" "-a" "a3bfe2490ff66cd30129242447e7c819311238098e1eba2b481a5cbd033145a0", kill_on_drop: false }` [INFO] [stderr] Copying to /tmp/fixit [INFO] [stderr] Running `cargo fix --edition` [INFO] [stderr] Compiling proc-macro2 v1.0.24 [INFO] [stderr] Compiling version_check v0.9.2 [INFO] [stderr] Compiling unicode-xid v0.2.1 [INFO] [stderr] Compiling syn v1.0.58 [INFO] [stderr] Compiling proc-macro-error-attr v1.0.4 [INFO] [stderr] Compiling proc-macro-error v1.0.4 [INFO] [stderr] Compiling quote v1.0.8 [INFO] [stderr] Compiling whaterror_macros v0.1.0 [INFO] [stderr] Checking whaterror v0.1.0 (/tmp/fixit) [INFO] [stderr] Migrating src/lib.rs from 2018 edition to 2021 [INFO] [stdout] warning: unknown `doc` attribute `transparent` [INFO] [stdout] --> src/lib.rs:54:7 [INFO] [stdout] | [INFO] [stdout] 54 | #[doc(transparent)] [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(invalid_doc_attributes)]` on by default [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! [INFO] [stdout] = note: for more information, see issue #82730 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unknown `doc` attribute `transparent` [INFO] [stdout] --> src/lib.rs:54:7 [INFO] [stdout] | [INFO] [stdout] 54 | #[doc(transparent)] [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(invalid_doc_attributes)]` on by default [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! [INFO] [stdout] = note: for more information, see issue #82730 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Migrating tests/smoke.rs from 2018 edition to 2021 [INFO] [stderr] Migrating examples/simple.rs from 2018 edition to 2021 [INFO] [stderr] Fixed tests/smoke.rs (3 fixes) [INFO] [stdout] error[E0277]: `main` has invalid return type `<() as whaterror::Termination>::Ok` [INFO] [stdout] --> examples/simple.rs:3:1 [INFO] [stdout] | [INFO] [stdout] 3 | #[whaterror(())] [INFO] [stdout] | ^^^^^^^^^^^^^^^^ `main` can only return types that implement `std::process::Termination` [INFO] [stdout] | [INFO] [stdout] = help: consider using `()`, or a `Result` [INFO] [stdout] = note: this error originates in the attribute macro `whaterror` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to previous error [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0277`. [INFO] [stdout] [INFO] [stderr] error: could not compile `whaterror` due to 2 previous errors [INFO] [stderr] error: failed to migrate to next edition [INFO] [stderr] [INFO] [stderr] Caused by: [INFO] [stderr] process didn't exit successfully: `cargo fix --edition --allow-no-vcs --allow-dirty --frozen --all --all-targets --message-format=json` (exit status: 101) [INFO] running `Command { std: "docker" "inspect" "a3bfe2490ff66cd30129242447e7c819311238098e1eba2b481a5cbd033145a0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a3bfe2490ff66cd30129242447e7c819311238098e1eba2b481a5cbd033145a0", kill_on_drop: false }` [INFO] [stdout] a3bfe2490ff66cd30129242447e7c819311238098e1eba2b481a5cbd033145a0