[INFO] fetching crate mac_x 0.1.0...
[INFO] checking mac_x-0.1.0 against master#c2f2db79ca3024f68d22b45aa22b570775c2c4ad for pr-124157
[INFO] extracting crate mac_x 0.1.0 into /workspace/builds/worker-2-tc1/source
[INFO] validating manifest of crates.io crate mac_x 0.1.0 on toolchain c2f2db79ca3024f68d22b45aa22b570775c2c4ad
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2f2db79ca3024f68d22b45aa22b570775c2c4ad" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate mac_x 0.1.0
[INFO] finished tweaking crates.io crate mac_x 0.1.0
[INFO] tweaked toml for crates.io crate mac_x 0.1.0 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] crate crates.io crate mac_x 0.1.0 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" "+c2f2db79ca3024f68d22b45aa22b570775c2c4ad" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: only one of `license` or `license-file` is necessary
[INFO] [stderr] `license` should be used if the package license can be expressed with a standard SPDX expression.
[INFO] [stderr] `license-file` should be used if the package uses a non-standard license.
[INFO] [stderr] See https://doc.rust-lang.org/cargo/reference/manifest.html#the-license-and-license-file-fields for more information.
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded ureq v2.6.2
[INFO] [stderr]   Downloaded futures-sink v0.3.27
[INFO] [stderr]   Downloaded locale v0.2.2
[INFO] [stderr]   Downloaded futures-task v0.3.27
[INFO] [stderr]   Downloaded xattr v0.2.3
[INFO] [stderr]   Downloaded coinbase-bitcoin v0.1.1
[INFO] [stderr]   Downloaded bitcoin-price v0.1.7
[INFO] [stderr]   Downloaded ecdsa v0.15.1
[INFO] [stderr]   Downloaded const-oid v0.9.2
[INFO] [stderr]   Downloaded qrcode v0.12.0
[INFO] [stderr]   Downloaded clap v4.1.6
[INFO] [stderr]   Downloaded futures-util v0.3.27
[INFO] [stderr]   Downloaded torch-sys v0.10.3
[INFO] [stderr]   Downloaded bitcoin v0.29.2
[INFO] [stderr]   Downloaded rust-bert v0.20.0
[INFO] [stderr]   Downloaded lightning v0.0.114
[INFO] [stderr]   Downloaded tch v0.10.3
[INFO] [stderr]   Downloaded datetime v0.5.2
[INFO] [stderr]   Downloaded k256 v0.12.0
[INFO] [stderr]   Downloaded protobuf v2.27.1
[INFO] [stderr]   Downloaded rust_tokenizers v7.0.2
[INFO] [stderr]   Downloaded futures-channel v0.3.27
[INFO] [stderr]   Downloaded futures-core v0.3.27
[INFO] [stderr]   Downloaded cached-path v0.6.1
[INFO] [stderr]   Downloaded iso8601 v0.3.0
[INFO] [stderr]   Downloaded checked_int_cast v1.0.0
[INFO] [stderr]   Downloaded futures-io v0.3.27
[INFO] [stderr]   Downloaded unicode-normalization-alignments v0.1.12
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:99613afd962a8cfa530ec1899472a458bd015a1ab0af876cf7eb06f6006d81ea" "/opt/rustwide/cargo-home/bin/cargo" "+c2f2db79ca3024f68d22b45aa22b570775c2c4ad" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9749542454fc6b6ec6d751f30d7b0a617c6586e2190955582b8e16f3a81f20d2
[INFO] running `Command { std: "docker" "start" "-a" "9749542454fc6b6ec6d751f30d7b0a617c6586e2190955582b8e16f3a81f20d2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9749542454fc6b6ec6d751f30d7b0a617c6586e2190955582b8e16f3a81f20d2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9749542454fc6b6ec6d751f30d7b0a617c6586e2190955582b8e16f3a81f20d2", kill_on_drop: false }`
[INFO] [stdout] 9749542454fc6b6ec6d751f30d7b0a617c6586e2190955582b8e16f3a81f20d2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:99613afd962a8cfa530ec1899472a458bd015a1ab0af876cf7eb06f6006d81ea" "/opt/rustwide/cargo-home/bin/cargo" "+c2f2db79ca3024f68d22b45aa22b570775c2c4ad" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e0f4894462dbb89ffcc3550f6cc4f4db6ed5770ffb6432c2f346a8d95d79e585
[INFO] running `Command { std: "docker" "start" "-a" "e0f4894462dbb89ffcc3550f6cc4f4db6ed5770ffb6432c2f346a8d95d79e585", kill_on_drop: false }`
[INFO] [stderr] warning: only one of `license` or `license-file` is necessary
[INFO] [stderr] `license` should be used if the package license can be expressed with a standard SPDX expression.
[INFO] [stderr] `license-file` should be used if the package uses a non-standard license.
[INFO] [stderr] See https://doc.rust-lang.org/cargo/reference/manifest.html#the-license-and-license-file-fields for more information.
[INFO] [stderr]    Compiling libc v0.2.139
[INFO] [stderr]    Compiling typenum v1.16.0
[INFO] [stderr]    Compiling pkg-config v0.3.26
[INFO] [stderr]    Compiling proc-macro2 v1.0.51
[INFO] [stderr]    Compiling generic-array v0.14.6
[INFO] [stderr]    Compiling unicode-ident v1.0.6
[INFO] [stderr]    Compiling quote v1.0.23
[INFO] [stderr]    Compiling syn v1.0.107
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]     Checking subtle v2.4.1
[INFO] [stderr]     Checking itoa v1.0.5
[INFO] [stdout] error[E0635]: unknown feature `proc_macro_span_shrink`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/proc-macro2-1.0.51/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 ahash v0.7.6
[INFO] [stderr]    Compiling futures-core v0.3.27
[INFO] [stderr]    Compiling zstd-safe v5.0.2+zstd.1.5.2
[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" "e0f4894462dbb89ffcc3550f6cc4f4db6ed5770ffb6432c2f346a8d95d79e585", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e0f4894462dbb89ffcc3550f6cc4f4db6ed5770ffb6432c2f346a8d95d79e585", kill_on_drop: false }`
[INFO] [stdout] e0f4894462dbb89ffcc3550f6cc4f4db6ed5770ffb6432c2f346a8d95d79e585
