[INFO] fetching crate bard-api-rs 0.1.0...
[INFO] testing bard-api-rs-0.1.0 against try#8de4c7234dd9b97c9d76b58671343fdbbc9a433e+target=x86_64-unknown-linux-musl for musl_upgrade_1_2_5_with_libc_patch_0
[INFO] extracting crate bard-api-rs 0.1.0 into /workspace/builds/worker-7-tc1/source
[INFO] started tweaking crates.io crate bard-api-rs 0.1.0
[INFO] finished tweaking crates.io crate bard-api-rs 0.1.0
[INFO] tweaked toml for crates.io crate bard-api-rs 0.1.0 written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate bard-api-rs 0.1.0 on toolchain 8de4c7234dd9b97c9d76b58671343fdbbc9a433e
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate bard-api-rs 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" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded proc-macro2 v1.0.58
[INFO] [stderr]   Downloaded wasm-bindgen-shared v0.2.86
[INFO] [stderr]   Downloaded wasm-bindgen-futures v0.4.36
[INFO] [stderr]   Downloaded ezio v0.1.2
[INFO] [stderr]   Downloaded security-framework-sys v2.9.0
[INFO] [stderr]   Downloaded serde_derive v1.0.163
[INFO] [stderr]   Downloaded time-macros v0.2.9
[INFO] [stderr]   Downloaded security-framework v2.9.1
[INFO] [stderr]   Downloaded openssl-sys v0.9.87
[INFO] [stderr]   Downloaded tokio-util v0.7.8
[INFO] [stderr]   Downloaded time v0.3.21
[INFO] [stderr]   Downloaded js-sys v0.3.63
[INFO] [stderr]   Downloaded bumpalo v3.12.2
[INFO] [stderr]   Downloaded h2 v0.3.19
[INFO] [stderr]   Downloaded aho-corasick v1.0.1
[INFO] [stderr]   Downloaded wasm-bindgen v0.2.86
[INFO] [stderr]   Downloaded syn v2.0.16
[INFO] [stderr]   Downloaded reqwest v0.11.18
[INFO] [stderr]   Downloaded regex v1.8.1
[INFO] [stderr]   Downloaded openssl v0.10.52
[INFO] [stderr]   Downloaded wasm-bindgen-backend v0.2.86
[INFO] [stderr]   Downloaded wasm-bindgen-macro-support v0.2.86
[INFO] [stderr]   Downloaded regex-syntax v0.7.1
[INFO] [stderr]   Downloaded getrandom v0.2.9
[INFO] [stderr]   Downloaded quote v1.0.27
[INFO] [stderr]   Downloaded serde v1.0.163
[INFO] [stderr]   Downloaded wasm-bindgen-macro v0.2.86
[INFO] [stderr]   Downloaded tokio v1.28.1
[INFO] [stderr]   Downloaded web-sys v0.3.63
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 71d1868b2d5d079a7fce021857b9485f5323bb17d4a8f994752ff92c2549f4dc
[INFO] running `Command { std: "docker" "start" "-a" "71d1868b2d5d079a7fce021857b9485f5323bb17d4a8f994752ff92c2549f4dc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "71d1868b2d5d079a7fce021857b9485f5323bb17d4a8f994752ff92c2549f4dc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "71d1868b2d5d079a7fce021857b9485f5323bb17d4a8f994752ff92c2549f4dc", kill_on_drop: false }`
[INFO] [stdout] 71d1868b2d5d079a7fce021857b9485f5323bb17d4a8f994752ff92c2549f4dc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "build" "--frozen" "--message-format=json" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }`
[INFO] [stdout] b8de8c65ae947d0ea1a9704809c3d217ad47e6715f770fc278c39cd815f6500d
[INFO] running `Command { std: "docker" "start" "-a" "b8de8c65ae947d0ea1a9704809c3d217ad47e6715f770fc278c39cd815f6500d", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.144
[INFO] [stderr]    Compiling proc-macro2 v1.0.58
[INFO] [stderr]    Compiling quote v1.0.27
[INFO] [stderr]    Compiling unicode-ident v1.0.8
[INFO] [stderr]    Compiling log v0.4.17
[INFO] [stderr]    Compiling cc v1.0.79
[INFO] [stderr]    Compiling pin-project-lite v0.2.9
[INFO] [stderr]    Compiling once_cell v1.17.1
[INFO] [stderr]    Compiling itoa v1.0.6
[INFO] [stderr]    Compiling pkg-config v0.3.27
[INFO] [stderr]    Compiling bytes v1.4.0
[INFO] [stderr]    Compiling tokio v1.28.1
[INFO] [stderr]    Compiling futures-task v0.3.28
[INFO] [stderr]    Compiling tracing-core v0.1.31
[INFO] [stderr]    Compiling slab v0.4.8
[INFO] [stderr]    Compiling futures-util v0.3.28
[INFO] [stdout] error[E0635]: unknown feature `proc_macro_span_shrink`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/proc-macro2-1.0.58/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 openssl v0.10.52
[INFO] [stderr]    Compiling http v0.2.9
[INFO] [stderr]    Compiling socket2 v0.4.9
[INFO] [stderr]    Compiling mio v0.8.6
[INFO] [stderr]    Compiling tracing v0.1.37
[INFO] [stderr]    Compiling httparse v1.8.0
[INFO] [stderr]    Compiling futures-sink v0.3.28
[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 1 previous error
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "b8de8c65ae947d0ea1a9704809c3d217ad47e6715f770fc278c39cd815f6500d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b8de8c65ae947d0ea1a9704809c3d217ad47e6715f770fc278c39cd815f6500d", kill_on_drop: false }`
[INFO] [stdout] b8de8c65ae947d0ea1a9704809c3d217ad47e6715f770fc278c39cd815f6500d