[INFO] fetching crate etherage 0.2.0...
[INFO] checking etherage-0.2.0 against master#30f74ff0dc4d66debc8b50724c446f817e5f75f4 for pr-121848-1
[INFO] extracting crate etherage 0.2.0 into /workspace/builds/worker-6-tc1/source
[INFO] validating manifest of crates.io crate etherage 0.2.0 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 etherage 0.2.0
[INFO] finished tweaking crates.io crate etherage 0.2.0
[INFO] tweaked toml for crates.io crate etherage 0.2.0 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] crate crates.io crate etherage 0.2.0 already has a lockfile, it will not be regenerated
[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] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded packed_struct_codegen v0.10.1
[INFO] [stderr]   Downloaded atomic-polyfill v0.1.11
[INFO] [stderr]   Downloaded ctrlc v3.4.0
[INFO] [stderr]   Downloaded packed_struct v0.10.1
[INFO] [stderr]   Downloaded thread-priority v0.13.1
[INFO] [stderr]   Downloaded critical-section v1.1.1
[INFO] [stderr]   Downloaded arbitrary-int v1.2.6
[INFO] [stderr]   Downloaded bilge v0.2.0
[INFO] [stderr]   Downloaded bilge-impl v0.2.0
[INFO] [stderr]   Downloaded futures-concurrency v7.3.0
[INFO] [stderr]   Downloaded heapless v0.7.16
[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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+30f74ff0dc4d66debc8b50724c446f817e5f75f4" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a81e897b4dc11b2b3d93703f45e7a64e0aec527b2db02b57e75d7545d6c803f7
[INFO] running `Command { std: "docker" "start" "-a" "a81e897b4dc11b2b3d93703f45e7a64e0aec527b2db02b57e75d7545d6c803f7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a81e897b4dc11b2b3d93703f45e7a64e0aec527b2db02b57e75d7545d6c803f7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a81e897b4dc11b2b3d93703f45e7a64e0aec527b2db02b57e75d7545d6c803f7", kill_on_drop: false }`
[INFO] [stdout] a81e897b4dc11b2b3d93703f45e7a64e0aec527b2db02b57e75d7545d6c803f7
[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=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] 902b5c3806d00fcec4810369ac8f0ccb6ae486acbbf406f544dd96535e801648
[INFO] running `Command { std: "docker" "start" "-a" "902b5c3806d00fcec4810369ac8f0ccb6ae486acbbf406f544dd96535e801648", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.59
[INFO] [stderr]    Compiling unicode-ident v1.0.9
[INFO] [stderr]    Compiling quote v1.0.28
[INFO] [stderr]    Compiling libc v0.2.146
[INFO] [stderr]    Compiling semver v1.0.17
[INFO] [stderr]    Compiling radium v0.7.0
[INFO] [stderr]     Checking tap v1.0.1
[INFO] [stderr]    Compiling io-lifetimes v1.0.11
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling log v0.4.18
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling rustversion v1.0.12
[INFO] [stderr]    Compiling futures-core v0.3.28
[INFO] [stderr]    Compiling rustix v0.37.19
[INFO] [stderr]     Checking funty v2.0.0
[INFO] [stderr]    Compiling either v1.9.0
[INFO] [stderr]     Checking wyz v0.5.1
[INFO] [stderr]     Checking lock_api v0.4.10
[INFO] [stderr]    Compiling itertools v0.11.0
[INFO] [stderr]    Compiling tokio v1.28.2
[INFO] [stderr]    Compiling packed_struct v0.10.1
[INFO] [stderr]     Checking linux-raw-sys v0.3.8
[INFO] [stderr]     Checking byteorder v1.4.3
[INFO] [stderr]     Checking spin v0.9.8
[INFO] [stderr]     Checking aho-corasick v1.0.2
[INFO] [stderr]     Checking static_assertions v1.1.0
[INFO] [stderr]     Checking stable_deref_trait v1.2.0
[INFO] [stderr]     Checking regex-syntax v0.7.2
[INFO] [stderr]     Checking bitvec v1.0.1
[INFO] [stderr]     Checking arbitrary-int v1.2.6
[INFO] [stderr]     Checking hash32 v0.2.1
[INFO] [stdout] error[E0635]: unknown feature `proc_macro_span_shrink`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/proc-macro2-1.0.59/src/lib.rs:92:30
[INFO] [stdout]    |
[INFO] [stdout] 92 |     feature(proc_macro_span, proc_macro_span_shrink)
[INFO] [stdout]    |                              ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling rustc_version v0.4.0
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0635`.
[INFO] [stdout] 
[INFO] [stderr]    Compiling heapless v0.7.16
[INFO] [stderr] error: could not compile `proc-macro2` (lib) due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "902b5c3806d00fcec4810369ac8f0ccb6ae486acbbf406f544dd96535e801648", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "902b5c3806d00fcec4810369ac8f0ccb6ae486acbbf406f544dd96535e801648", kill_on_drop: false }`
[INFO] [stdout] 902b5c3806d00fcec4810369ac8f0ccb6ae486acbbf406f544dd96535e801648
