[INFO] fetching crate rustc-ap-proc_macro 40.0.0...
[INFO] checking rustc-ap-proc_macro-40.0.0 against master#ff1737bb00913444173658b4e0b274fd79aabf66 for pr-132712-1
[INFO] extracting crate rustc-ap-proc_macro 40.0.0 into /workspace/builds/worker-6-tc1/source
[INFO] validating manifest of crates.io crate rustc-ap-proc_macro 40.0.0 on toolchain ff1737bb00913444173658b4e0b274fd79aabf66
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ff1737bb00913444173658b4e0b274fd79aabf66" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate rustc-ap-proc_macro 40.0.0
[INFO] finished tweaking crates.io crate rustc-ap-proc_macro 40.0.0
[INFO] tweaked toml for crates.io crate rustc-ap-proc_macro 40.0.0 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ff1737bb00913444173658b4e0b274fd79aabf66" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]      Locking 29 packages to latest compatible versions
[INFO] [stderr]       Adding rustc-ap-rustc_errors v40.0.0 (available: v727.0.0)
[INFO] [stderr]       Adding rustc-ap-syntax v40.0.0 (available: v645.0.0)
[INFO] [stderr]       Adding rustc-ap-syntax_pos v40.0.0 (available: v634.0.0)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ff1737bb00913444173658b4e0b274fd79aabf66" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2021
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded parking_lot v0.5.5
[INFO] [stderr]   Downloaded rustc-ap-rustc_cratesio_shim v40.0.0
[INFO] [stderr]   Downloaded rustc-ap-rustc_errors v40.0.0
[INFO] [stderr]   Downloaded rustc-ap-rustc_data_structures v40.0.0
[INFO] [stderr]   Downloaded rustc-ap-serialize v40.0.0
[INFO] [stderr]   Downloaded rustc-ap-syntax_pos v40.0.0
[INFO] [stderr]   Downloaded rustc-ap-syntax v40.0.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:4a844ea9eb2546a2d2c7022eacef16ef2e8229c7fbb2c7d4d55a9ceca922f72d" "/opt/rustwide/cargo-home/bin/cargo" "+ff1737bb00913444173658b4e0b274fd79aabf66" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7895d821cef191d803ee0de4d93c0189d93aa84b61133c39f8879183734923af
[INFO] running `Command { std: "docker" "start" "-a" "7895d821cef191d803ee0de4d93c0189d93aa84b61133c39f8879183734923af", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7895d821cef191d803ee0de4d93c0189d93aa84b61133c39f8879183734923af", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7895d821cef191d803ee0de4d93c0189d93aa84b61133c39f8879183734923af", kill_on_drop: false }`
[INFO] [stdout] 7895d821cef191d803ee0de4d93c0189d93aa84b61133c39f8879183734923af
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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=allow" "-e" "RUSTDOCFLAGS=--cap-lints=allow" "-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@sha256:4a844ea9eb2546a2d2c7022eacef16ef2e8229c7fbb2c7d4d55a9ceca922f72d" "/opt/rustwide/cargo-home/bin/cargo" "+ff1737bb00913444173658b4e0b274fd79aabf66" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6c27a88e5a4cc9f7ca0d698fc82ef8b77ab5df71075b93724fc14296af015be8
[INFO] running `Command { std: "docker" "start" "-a" "6c27a88e5a4cc9f7ca0d698fc82ef8b77ab5df71075b93724fc14296af015be8", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2021
[INFO] [stderr]    Compiling maybe-uninit v2.0.0
[INFO] [stderr]     Checking stable_deref_trait v1.2.0
[INFO] [stderr]     Checking term v0.4.6
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]     Checking log v0.4.22
[INFO] [stderr]     Checking rustc-ap-serialize v40.0.0
[INFO] [stderr]    Compiling rustc-ap-syntax v40.0.0
[INFO] [stdout] error[E0557]: feature has been removed
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/rustc-ap-serialize-40.0.0/lib.rs:24:27
[INFO] [stdout]    |
[INFO] [stdout] 24 | #![feature(rustc_private, box_syntax)]
[INFO] [stdout]    |                           ^^^^^^^^^^ feature has been removed
[INFO] [stdout]    |
[INFO] [stdout]    = note: replaced with `#[rustc_box]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: `box_syntax` has been removed
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/rustc-ap-serialize-40.0.0/serialize.rs:511:12
[INFO] [stdout]     |
[INFO] [stdout] 511 |         Ok(box Decodable::decode(d)?)
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: use `Box::new()` instead
[INFO] [stdout]     |
[INFO] [stdout] 511 |         Ok(Box::new(Decodable::decode(d)?))
[INFO] [stdout]     |            ~~~~~~~~~                     +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking owning_ref v0.3.3
[INFO] [stderr]     Checking rustc-ap-rustc_cratesio_shim v40.0.0
[INFO] [stderr]     Checking smallvec v0.6.14
[INFO] [stderr]     Checking parking_lot_core v0.2.14
[INFO] [stdout] error[E0635]: unknown feature `integer_atomics`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/parking_lot_core-0.2.14/src/lib.rs:41:68
[INFO] [stdout]    |
[INFO] [stdout] 41 | #![cfg_attr(all(feature = "nightly", target_os = "linux"), feature(integer_atomics))]
[INFO] [stdout]    |                                                                    ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0635`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `parking_lot_core` (lib) due to 1 previous error
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] For more information about this error, try `rustc --explain E0557`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `rustc-ap-serialize` (lib) due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "6c27a88e5a4cc9f7ca0d698fc82ef8b77ab5df71075b93724fc14296af015be8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6c27a88e5a4cc9f7ca0d698fc82ef8b77ab5df71075b93724fc14296af015be8", kill_on_drop: false }`
[INFO] [stdout] 6c27a88e5a4cc9f7ca0d698fc82ef8b77ab5df71075b93724fc14296af015be8