[INFO] fetching crate rustfmt_emitter 1.0.0... [INFO] testing rustfmt_emitter-1.0.0 against try#dec9417b8611e34e787a3e4c37686b5131f9e5c5 for pr-154210-2 [INFO] extracting crate rustfmt_emitter 1.0.0 into /workspace/builds/worker-4-tc2/source [INFO] started tweaking crates.io crate rustfmt_emitter 1.0.0 [INFO] finished tweaking crates.io crate rustfmt_emitter 1.0.0 [INFO] tweaked toml for crates.io crate rustfmt_emitter 1.0.0 written to /workspace/builds/worker-4-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate rustfmt_emitter 1.0.0 on toolchain dec9417b8611e34e787a3e4c37686b5131f9e5c5 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "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" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 82 packages to latest compatible versions [INFO] [stderr] Adding term v0.6.1 (available: v1.2.1) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] e6b9e089348e37b9a2054dcfb21a74c5a324c826a7014e55d89e6646c7af0421 [INFO] running `Command { std: "docker" "start" "-a" "e6b9e089348e37b9a2054dcfb21a74c5a324c826a7014e55d89e6646c7af0421", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "e6b9e089348e37b9a2054dcfb21a74c5a324c826a7014e55d89e6646c7af0421", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e6b9e089348e37b9a2054dcfb21a74c5a324c826a7014e55d89e6646c7af0421", kill_on_drop: false }` [INFO] [stdout] e6b9e089348e37b9a2054dcfb21a74c5a324c826a7014e55d89e6646c7af0421 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] d723928f475f8d4278ceeffacbcde169ed86d90f50543f1a61bcf49ea57d010f [INFO] running `Command { std: "docker" "start" "-a" "d723928f475f8d4278ceeffacbcde169ed86d90f50543f1a61bcf49ea57d010f", kill_on_drop: false }` [INFO] [stderr] Compiling semver-parser v0.7.0 [INFO] [stderr] Compiling maybe-uninit v2.0.0 [INFO] [stderr] Compiling cfg-if v0.1.10 [INFO] [stderr] Compiling syn v1.0.109 [INFO] [stderr] Compiling rustc-rayon-core v0.3.2 [INFO] [stderr] Compiling either v1.15.0 [INFO] [stderr] Compiling hashbrown v0.12.3 [INFO] [stderr] Compiling syn v2.0.117 [INFO] [stderr] Compiling num_cpus v1.17.0 [INFO] [stderr] Compiling indexmap v1.9.3 [INFO] [stderr] Compiling lock_api v0.3.4 [INFO] [stderr] Compiling ena v0.13.1 [INFO] [stderr] Compiling jobserver v0.1.34 [INFO] [stderr] Compiling rustc-hash v1.1.0 [INFO] [stderr] Compiling stable_deref_trait v1.2.1 [INFO] [stderr] Compiling rustc-ap-graphviz v610.0.0 [INFO] [stdout] error[E0557]: feature has been removed [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/lock_api-0.3.4/src/lib.rs:91:42 [INFO] [stdout] | [INFO] [stdout] 91 | #![cfg_attr(feature = "nightly", feature(const_fn))] [INFO] [stdout] | ^^^^^^^^ feature has been removed [INFO] [stdout] | [INFO] [stdout] = note: removed in 1.54.0; see for more information [INFO] [stdout] = note: split into finer-grained feature gates [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling crossbeam-utils v0.6.6 [INFO] [stderr] Compiling aho-corasick v1.1.4 [INFO] [stderr] Compiling semver v0.9.0 [INFO] [stderr] Compiling itertools v0.8.2 [INFO] [stderr] Compiling dirs v2.0.2 [INFO] [stderr] Compiling scoped-tls v1.0.1 [INFO] [stderr] Compiling smallvec v0.6.14 [INFO] [stdout] For more information about this error, try `rustc --explain E0557`. [INFO] [stdout] [INFO] [stderr] error: could not compile `lock_api` (lib) due to 1 previous error [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stdout] error[E0557]: feature has been removed [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/smallvec-0.6.14/lib.rs:32:40 [INFO] [stdout] | [INFO] [stdout] 32 | #![cfg_attr(feature = "union", feature(untagged_unions))] [INFO] [stdout] | ^^^^^^^^^^^^^^^ feature has been removed [INFO] [stdout] | [INFO] [stdout] = note: removed in 1.64.0; see for more information [INFO] [stdout] = note: unions with `Copy` and `ManuallyDrop` fields are stable; there is no intent to stabilize more [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0740]: field must implement `Copy` or be wrapped in `ManuallyDrop<...>` to be used in a union [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/smallvec-0.6.14/lib.rs:281:5 [INFO] [stdout] | [INFO] [stdout] 281 | inline: MaybeUninit, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: union fields must not have drop side-effects, which is currently enforced via either `Copy` or `ManuallyDrop<...>` [INFO] [stdout] help: wrap the field type in `ManuallyDrop<...>` [INFO] [stdout] | [INFO] [stdout] 281 | inline: std::mem::ManuallyDrop>, [INFO] [stdout] | +++++++++++++++++++++++ + [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] Some errors have detailed explanations: E0557, E0740. [INFO] [stdout] [INFO] [stdout] For more information about an error, try `rustc --explain E0557`. [INFO] [stdout] [INFO] [stderr] error: could not compile `smallvec` (lib) due to 2 previous errors [INFO] running `Command { std: "docker" "inspect" "d723928f475f8d4278ceeffacbcde169ed86d90f50543f1a61bcf49ea57d010f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d723928f475f8d4278ceeffacbcde169ed86d90f50543f1a61bcf49ea57d010f", kill_on_drop: false }` [INFO] [stdout] d723928f475f8d4278ceeffacbcde169ed86d90f50543f1a61bcf49ea57d010f