[INFO] fetching crate assemble-std 0.2.0...
[INFO] checking assemble-std-0.2.0 against master#b0696a5160711c068cb1f01b7437db7990d15750 for pr-121848
[INFO] extracting crate assemble-std 0.2.0 into /workspace/builds/worker-3-tc1/source
[INFO] validating manifest of crates.io crate assemble-std 0.2.0 on toolchain b0696a5160711c068cb1f01b7437db7990d15750
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b0696a5160711c068cb1f01b7437db7990d15750" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate assemble-std 0.2.0
[INFO] finished tweaking crates.io crate assemble-std 0.2.0
[INFO] tweaked toml for crates.io crate assemble-std 0.2.0 written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] crate crates.io crate assemble-std 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" "+b0696a5160711c068cb1f01b7437db7990d15750" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded ipnet v2.7.0
[INFO] [stderr]   Downloaded io-lifetimes v1.0.3
[INFO] [stderr]   Downloaded ron v0.8.0
[INFO] [stderr]   Downloaded merge_derive v0.1.0
[INFO] [stderr]   Downloaded thread-id v4.0.0
[INFO] [stderr]   Downloaded assemble-build v0.2.0
[INFO] [stderr]   Downloaded errno v0.2.8
[INFO] [stderr]   Downloaded crossbeam v0.8.2
[INFO] [stderr]   Downloaded pkg-config v0.3.26
[INFO] [stderr]   Downloaded clap_lex v0.3.0
[INFO] [stderr]   Downloaded once_cell v1.16.0
[INFO] [stderr]   Downloaded clap_derive v4.0.21
[INFO] [stderr]   Downloaded parking_lot_core v0.9.5
[INFO] [stderr]   Downloaded toml v0.5.10
[INFO] [stderr]   Downloaded toml_edit v0.16.1
[INFO] [stderr]   Downloaded nom8 v0.1.0
[INFO] [stderr]   Downloaded rustix v0.36.6
[INFO] [stderr]   Downloaded clap v4.0.32
[INFO] [stderr]   Downloaded tokio v1.23.0
[INFO] [stderr]   Downloaded windows_i686_gnu v0.42.0
[INFO] [stderr]   Downloaded linux-raw-sys v0.1.4
[INFO] [stderr]   Downloaded windows_x86_64_gnu v0.42.0
[INFO] [stderr]   Downloaded windows_i686_msvc v0.42.0
[INFO] [stderr]   Downloaded windows_aarch64_msvc v0.42.0
[INFO] [stderr]   Downloaded gimli v0.27.0
[INFO] [stderr]   Downloaded windows_aarch64_gnullvm v0.42.0
[INFO] [stderr]   Downloaded windows_x86_64_gnullvm v0.42.0
[INFO] [stderr]   Downloaded fern v0.6.1
[INFO] [stderr]   Downloaded object v0.30.0
[INFO] [stderr]   Downloaded regex v1.7.0
[INFO] [stderr]   Downloaded openssl v0.10.45
[INFO] [stderr]   Downloaded windows_x86_64_msvc v0.42.0
[INFO] [stderr]   Downloaded crossbeam-channel v0.5.6
[INFO] [stderr]   Downloaded openssl-sys v0.9.80
[INFO] [stderr]   Downloaded portable-atomic v0.3.19
[INFO] [stderr]   Downloaded miniz_oxide v0.6.2
[INFO] [stderr]   Downloaded assemble-core v0.2.0
[INFO] [stderr]   Downloaded crossbeam-utils v0.8.14
[INFO] [stderr]   Downloaded uuid v1.2.2
[INFO] [stderr]   Downloaded crossbeam-epoch v0.9.13
[INFO] [stderr]   Downloaded addr2line v0.19.0
[INFO] [stderr]   Downloaded indicatif v0.17.2
[INFO] [stderr]   Downloaded rustversion v1.0.11
[INFO] [stderr]   Downloaded memoffset v0.7.1
[INFO] [stderr]   Downloaded backtrace v0.3.67
[INFO] [stderr]   Downloaded console v0.15.3
[INFO] [stderr]   Downloaded merge v0.1.0
[INFO] [stderr]   Downloaded toml_datetime v0.5.0
[INFO] [stderr]   Downloaded os_str_bytes v6.4.1
[INFO] [stderr]   Downloaded crossbeam-queue v0.3.8
[INFO] [stderr]   Downloaded assemble-macros v0.2.0
[INFO] [stderr]   Downloaded crossbeam-deque v0.8.2
[INFO] [stderr]   Downloaded is-terminal v0.4.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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" "+b0696a5160711c068cb1f01b7437db7990d15750" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d07fb2bb2caef40001d9938a46094a92cdc72f2aa2d5735e8507dd26e6a4dcd9
[INFO] running `Command { std: "docker" "start" "-a" "d07fb2bb2caef40001d9938a46094a92cdc72f2aa2d5735e8507dd26e6a4dcd9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d07fb2bb2caef40001d9938a46094a92cdc72f2aa2d5735e8507dd26e6a4dcd9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d07fb2bb2caef40001d9938a46094a92cdc72f2aa2d5735e8507dd26e6a4dcd9", kill_on_drop: false }`
[INFO] [stdout] d07fb2bb2caef40001d9938a46094a92cdc72f2aa2d5735e8507dd26e6a4dcd9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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" "+b0696a5160711c068cb1f01b7437db7990d15750" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e179719e12e5bd15d7b19dbe3dc2353b56d0592965bd6ca88701d37a9d3b6e40
[INFO] running `Command { std: "docker" "start" "-a" "e179719e12e5bd15d7b19dbe3dc2353b56d0592965bd6ca88701d37a9d3b6e40", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.139
[INFO] [stderr]    Compiling proc-macro2 v1.0.49
[INFO] [stderr]    Compiling syn v1.0.107
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]    Compiling cc v1.0.78
[INFO] [stderr]    Compiling serde_derive v1.0.152
[INFO] [stderr]    Compiling serde v1.0.152
[INFO] [stderr]    Compiling log v0.4.17
[INFO] [stderr]     Checking once_cell v1.16.0
[INFO] [stderr]    Compiling indexmap v1.9.2
[INFO] [stderr]     Checking itoa v1.0.5
[INFO] [stderr]    Compiling pkg-config v0.3.26
[INFO] [stderr]     Checking pin-project-lite v0.2.9
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stdout] error[E0635]: unknown feature `proc_macro_span_shrink`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/proc-macro2-1.0.49/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 futures-core v0.3.25
[INFO] [stderr]     Checking bytes v1.3.0
[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] 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" "e179719e12e5bd15d7b19dbe3dc2353b56d0592965bd6ca88701d37a9d3b6e40", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e179719e12e5bd15d7b19dbe3dc2353b56d0592965bd6ca88701d37a9d3b6e40", kill_on_drop: false }`
[INFO] [stdout] e179719e12e5bd15d7b19dbe3dc2353b56d0592965bd6ca88701d37a9d3b6e40
