[INFO] fetching crate nwbview 0.2.4...
[INFO] testing nwbview-0.2.4 against try#8de4c7234dd9b97c9d76b58671343fdbbc9a433e+target=x86_64-unknown-linux-musl for musl_upgrade_1_2_5_with_libc_patch_0
[INFO] extracting crate nwbview 0.2.4 into /workspace/builds/worker-5-tc1/source
[INFO] started tweaking crates.io crate nwbview 0.2.4
[INFO] finished tweaking crates.io crate nwbview 0.2.4
[INFO] tweaked toml for crates.io crate nwbview 0.2.4 written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate nwbview 0.2.4 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 nwbview 0.2.4 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]     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]  Downloading crates ...
[INFO] [stderr]   Downloaded hdf5-derive v0.8.1
[INFO] [stderr]   Downloaded hdf5-sys v0.8.1
[INFO] [stderr]   Downloaded simd-adler32 v0.3.4
[INFO] [stderr]   Downloaded hdf5-types v0.8.1
[INFO] [stderr]   Downloaded egui_extras v0.21.0
[INFO] [stderr]   Downloaded zune-inflate v0.2.42
[INFO] [stderr]   Downloaded glutin_wgl_sys v0.3.0
[INFO] [stderr]   Downloaded zvariant_derive v3.10.0
[INFO] [stderr]   Downloaded egui-winit v0.21.0
[INFO] [stderr]   Downloaded glutin_egl_sys v0.3.1
[INFO] [stderr]   Downloaded rfd v0.11.0
[INFO] [stderr]   Downloaded memmap2 v0.5.8
[INFO] [stderr]   Downloaded ordered-stream v0.1.4
[INFO] [stderr]   Downloaded glutin_glx_sys v0.3.0
[INFO] [stderr]   Downloaded zbus_macros v3.9.0
[INFO] [stderr]   Downloaded redox_syscall v0.3.4
[INFO] [stderr]   Downloaded eframe v0.21.0
[INFO] [stderr]   Downloaded calloop v0.10.3
[INFO] [stderr]   Downloaded glutin v0.30.3
[INFO] [stderr]   Downloaded webbrowser v0.8.4
[INFO] [stderr]   Downloaded zvariant v3.10.0
[INFO] [stderr]   Downloaded x11-dl v2.20.1
[INFO] [stderr]   Downloaded hdf5 v0.8.1
[INFO] [stderr]   Downloaded ahash v0.8.2
[INFO] [stderr]   Downloaded zbus v3.9.0
[INFO] [stderr]   Downloaded glow v0.12.0
[INFO] [stderr]   Downloaded owned_ttf_parser v0.17.1
[INFO] [stderr]   Downloaded exr v1.5.3
[INFO] [stderr]   Downloaded android-activity v0.4.0
[INFO] [stderr]   Downloaded winit v0.28.1
[INFO] [stderr]   Downloaded orbclient v0.3.42
[INFO] [stderr]   Downloaded windows v0.43.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] 4ead64ce590922920fc8f8fb9faadeeb00a755cd3346177ed9da1a26454ab901
[INFO] running `Command { std: "docker" "start" "-a" "4ead64ce590922920fc8f8fb9faadeeb00a755cd3346177ed9da1a26454ab901", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4ead64ce590922920fc8f8fb9faadeeb00a755cd3346177ed9da1a26454ab901", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4ead64ce590922920fc8f8fb9faadeeb00a755cd3346177ed9da1a26454ab901", kill_on_drop: false }`
[INFO] [stdout] 4ead64ce590922920fc8f8fb9faadeeb00a755cd3346177ed9da1a26454ab901
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] 8a9ecf527f3b3c3606c956b85047f67a7e2965179023432fd667dafa1a0c8bc8
[INFO] running `Command { std: "docker" "start" "-a" "8a9ecf527f3b3c3606c956b85047f67a7e2965179023432fd667dafa1a0c8bc8", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.47
[INFO] [stderr]    Compiling quote v1.0.21
[INFO] [stderr]    Compiling unicode-ident v1.0.5
[INFO] [stderr]    Compiling libc v0.2.137
[INFO] [stderr]    Compiling syn v1.0.104
[INFO] [stderr]    Compiling pkg-config v0.3.26
[INFO] [stderr]    Compiling serde v1.0.148
[INFO] [stderr]    Compiling serde_derive v1.0.148
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling smallvec v1.10.0
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]    Compiling log v0.4.17
[INFO] [stderr]    Compiling xml-rs v0.8.4
[INFO] [stderr]    Compiling cfg-expr v0.11.0
[INFO] [stderr]    Compiling futures-core v0.3.26
[INFO] [stderr]    Compiling version-compare v0.1.1
[INFO] [stderr]    Compiling memoffset v0.6.5
[INFO] [stdout] error[E0635]: unknown feature `proc_macro_span_shrink`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/proc-macro2-1.0.47/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 lock_api v0.4.9
[INFO] [stdout] For more information about this error, try `rustc --explain E0635`.
[INFO] [stdout] 
[INFO] [stderr]    Compiling thiserror v1.0.37
[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" "8a9ecf527f3b3c3606c956b85047f67a7e2965179023432fd667dafa1a0c8bc8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8a9ecf527f3b3c3606c956b85047f67a7e2965179023432fd667dafa1a0c8bc8", kill_on_drop: false }`
[INFO] [stdout] 8a9ecf527f3b3c3606c956b85047f67a7e2965179023432fd667dafa1a0c8bc8