[INFO] fetching crate whaterror 0.1.0... [INFO] checking whaterror-0.1.0 against try#b20a093d9fb1ffaa04ae9852cb034864a992bafd for pr-85073 [INFO] extracting crate whaterror 0.1.0 into /workspace/builds/worker-12/source [INFO] validating manifest of crates.io crate whaterror 0.1.0 on toolchain b20a093d9fb1ffaa04ae9852cb034864a992bafd [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b20a093d9fb1ffaa04ae9852cb034864a992bafd" "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-12/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" "+b20a093d9fb1ffaa04ae9852cb034864a992bafd" "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-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+b20a093d9fb1ffaa04ae9852cb034864a992bafd" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] dd49e0d27f9ffc25fc0392459f920bdaf4ce968f7dba22f11ee24bb173c7fdec [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "dd49e0d27f9ffc25fc0392459f920bdaf4ce968f7dba22f11ee24bb173c7fdec", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "dd49e0d27f9ffc25fc0392459f920bdaf4ce968f7dba22f11ee24bb173c7fdec", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "dd49e0d27f9ffc25fc0392459f920bdaf4ce968f7dba22f11ee24bb173c7fdec", kill_on_drop: false }` [INFO] [stdout] dd49e0d27f9ffc25fc0392459f920bdaf4ce968f7dba22f11ee24bb173c7fdec [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+b20a093d9fb1ffaa04ae9852cb034864a992bafd" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 1ab9dee84fc2ffc3fa7da962877ef3cf3893b0cf01db986e707bf0a23c43a7b8 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "1ab9dee84fc2ffc3fa7da962877ef3cf3893b0cf01db986e707bf0a23c43a7b8", kill_on_drop: false }` [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 (/opt/rustwide/workdir) [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: 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: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [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 an attribute macro (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` [INFO] [stderr] [INFO] [stderr] To learn more, run the command again with --verbose. [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stdout] warning: panic message is not a string literal [INFO] [stdout] --> tests/smoke.rs:30:20 [INFO] [stdout] | [INFO] [stdout] 30 | #[whaterror(panic!(PanicMarker))] [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_fmt_panic)]` on by default [INFO] [stdout] = note: this is no longer accepted in Rust 2021 [INFO] [stdout] help: add a "{}" format string to Display the message [INFO] [stdout] | [INFO] [stdout] 30 | #[whaterror(panic!("{}", PanicMarker))] [INFO] [stdout] | ^^^^^ [INFO] [stdout] help: or use std::panic::panic_any instead [INFO] [stdout] | [INFO] [stdout] 30 | #[whaterror(std::panic::panic_any(PanicMarker))] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: panic message is not a string literal [INFO] [stdout] --> tests/smoke.rs:35:23 [INFO] [stdout] | [INFO] [stdout] 35 | #[whaterror(|| panic!(PanicMarker))] [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this is no longer accepted in Rust 2021 [INFO] [stdout] help: add a "{}" format string to Display the message [INFO] [stdout] | [INFO] [stdout] 35 | #[whaterror(|| panic!("{}", PanicMarker))] [INFO] [stdout] | ^^^^^ [INFO] [stdout] help: or use std::panic::panic_any instead [INFO] [stdout] | [INFO] [stdout] 35 | #[whaterror(|| std::panic::panic_any(PanicMarker))] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: panic message is not a string literal [INFO] [stdout] --> tests/smoke.rs:40:50 [INFO] [stdout] | [INFO] [stdout] 40 | #[whaterror(|err| { assert_eq!(err, 123); panic!(PanicMarker); })] [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this is no longer accepted in Rust 2021 [INFO] [stdout] help: add a "{}" format string to Display the message [INFO] [stdout] | [INFO] [stdout] 40 | #[whaterror(|err| { assert_eq!(err, 123); panic!("{}", PanicMarker); })] [INFO] [stdout] | ^^^^^ [INFO] [stdout] help: or use std::panic::panic_any instead [INFO] [stdout] | [INFO] [stdout] 40 | #[whaterror(|err| { assert_eq!(err, 123); std::panic::panic_any(PanicMarker); })] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: build failed [INFO] running `Command { std: "docker" "inspect" "1ab9dee84fc2ffc3fa7da962877ef3cf3893b0cf01db986e707bf0a23c43a7b8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1ab9dee84fc2ffc3fa7da962877ef3cf3893b0cf01db986e707bf0a23c43a7b8", kill_on_drop: false }` [INFO] [stdout] 1ab9dee84fc2ffc3fa7da962877ef3cf3893b0cf01db986e707bf0a23c43a7b8