[INFO] fetching crate mun 0.4.0...
[INFO] testing mun-0.4.0 against try#8de4c7234dd9b97c9d76b58671343fdbbc9a433e+target=x86_64-unknown-linux-musl for musl_upgrade_1_2_5_with_libc_patch_0
[INFO] extracting crate mun 0.4.0 into /workspace/builds/worker-3-tc1/source
[INFO] started tweaking crates.io crate mun 0.4.0
[INFO] finished tweaking crates.io crate mun 0.4.0
[INFO] tweaked toml for crates.io crate mun 0.4.0 written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate mun 0.4.0 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 mun 0.4.0 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 mun_skeptic v0.4.0
[INFO] [stderr]   Downloaded topological-sort v0.1.0
[INFO] [stderr]   Downloaded ctrlc v3.2.4
[INFO] [stderr]   Downloaded mun_language_server v0.4.0
[INFO] [stderr]   Downloaded lsp-types v0.93.2
[INFO] [stderr]   Downloaded aws-smithy-client v0.49.0
[INFO] [stderr]   Downloaded aws-config v0.49.0
[INFO] [stderr]   Downloaded pest v2.5.1
[INFO] [stderr]   Downloaded cryptographic-message-syntax v0.18.0
[INFO] [stderr]   Downloaded linux-raw-sys v0.1.3
[INFO] [stderr]   Downloaded mun_hir v0.4.0
[INFO] [stderr]   Downloaded asn1-rs v0.5.1
[INFO] [stderr]   Downloaded handlebars v4.3.5
[INFO] [stderr]   Downloaded aws-sdk-sts v0.19.0
[INFO] [stderr]   Downloaded inkwell v0.1.0-beta.5
[INFO] [stderr]   Downloaded aws-sdk-s3 v0.19.0
[INFO] [stderr]   Downloaded nix v0.26.1
[INFO] [stderr]   Downloaded salsa v0.16.1
[INFO] [stderr]   Downloaded mun_codegen v0.4.0
[INFO] [stderr]   Downloaded mun_syntax v0.4.0
[INFO] [stderr]   Downloaded konst v0.2.19
[INFO] [stderr]   Downloaded llvm-sys v130.0.5
[INFO] [stderr]   Downloaded rowan v0.15.10
[INFO] [stderr]   Downloaded mun_abi v0.4.0
[INFO] [stderr]   Downloaded pest_meta v2.5.1
[INFO] [stderr]   Downloaded aws-smithy-types v0.49.0
[INFO] [stderr]   Downloaded bytes-utils v0.1.3
[INFO] [stderr]   Downloaded by_address v1.1.0
[INFO] [stderr]   Downloaded apple-codesign v0.20.0
[INFO] [stderr]   Downloaded lld_rs v130.0.0
[INFO] [stderr]   Downloaded mun_codegen_macros v0.4.0
[INFO] [stderr]   Downloaded paste v1.0.10
[INFO] [stderr]   Downloaded mun_diagnostics v0.4.0
[INFO] [stderr]   Downloaded text-size v1.1.0
[INFO] [stderr]   Downloaded mun_target v0.4.0
[INFO] [stderr]   Downloaded yansi-term v0.1.2
[INFO] [stderr]   Downloaded mun_compiler v0.4.0
[INFO] [stderr]   Downloaded mun_libloader v0.4.0
[INFO] [stderr]   Downloaded extendhash v1.0.10
[INFO] [stderr]   Downloaded mun_compiler_daemon v0.4.0
[INFO] [stderr]   Downloaded lsp-server v0.6.0
[INFO] [stderr]   Downloaded mun_vfs v0.4.0
[INFO] [stderr]   Downloaded clap_complete v3.2.5
[INFO] [stderr]   Downloaded pest_generator v2.5.1
[INFO] [stderr]   Downloaded pest_derive v2.5.1
[INFO] [stderr]   Downloaded lockfile v0.4.0
[INFO] [stderr]   Downloaded tugger-file-manifest v0.10.0
[INFO] [stderr]   Downloaded apple-flat-package v0.11.0
[INFO] [stderr]   Downloaded apple-xar v0.11.0
[INFO] [stderr]   Downloaded aws-sdk-sso v0.19.0
[INFO] [stderr]   Downloaded aws-smithy-query v0.49.0
[INFO] [stderr]   Downloaded aws-endpoint v0.49.0
[INFO] [stderr]   Downloaded aws-http v0.49.0
[INFO] [stderr]   Downloaded aws-sig-auth v0.49.0
[INFO] [stderr]   Downloaded aws-smithy-checksums v0.49.0
[INFO] [stderr]   Downloaded aws-smithy-async v0.49.0
[INFO] [stderr]   Downloaded aws-smithy-http-tower v0.49.0
[INFO] [stderr]   Downloaded aws-types v0.49.0
[INFO] [stderr]   Downloaded aws-smithy-eventstream v0.49.0
[INFO] [stderr]   Downloaded aws-smithy-http v0.49.0
[INFO] [stderr]   Downloaded minicbor-derive v0.12.0
[INFO] [stderr]   Downloaded minicbor v0.18.0
[INFO] [stderr]   Downloaded block-padding v0.3.2
[INFO] [stderr]   Downloaded plist v1.3.1
[INFO] [stderr]   Downloaded rasn v0.6.1
[INFO] [stderr]   Downloaded yasna v0.5.0
[INFO] [stderr]   Downloaded inkwell_internals v0.6.0
[INFO] [stderr]   Downloaded ra_ap_text_edit v0.0.142
[INFO] [stderr]   Downloaded mun_capi_utils v0.4.0
[INFO] [stderr]   Downloaded mun_memory v0.4.0
[INFO] [stderr]   Downloaded notify v5.0.0
[INFO] [stderr]   Downloaded mun_runtime v0.4.0
[INFO] [stderr]   Downloaded pulldown-cmark v0.9.2
[INFO] [stderr]   Downloaded annotate-snippets v0.9.1
[INFO] [stderr]   Downloaded apple-bundles v0.15.0
[INFO] [stderr]   Downloaded cpio-archive v0.5.0
[INFO] [stderr]   Downloaded aws-smithy-json v0.49.0
[INFO] [stderr]   Downloaded aws-sigv4 v0.49.0
[INFO] [stderr]   Downloaded crc32c v0.6.3
[INFO] [stderr]   Downloaded aws-smithy-xml v0.49.0
[INFO] [stderr]   Downloaded p12 v0.6.3
[INFO] [stderr]   Downloaded konst_macro_rules v0.2.19
[INFO] [stderr]   Downloaded rasn-derive v0.6.0
[INFO] [stderr]   Downloaded scroll_derive v0.11.0
[INFO] [stderr]   Downloaded unsafe-libyaml v0.2.4
[INFO] [stderr]   Downloaded serde_yaml v0.9.14
[INFO] [stderr]   Downloaded simple-file-manifest v0.11.0
[INFO] [stderr]   Downloaded spake2 v0.3.1
[INFO] [stderr]   Downloaded cookie-factory v0.3.2
[INFO] [stderr]   Downloaded x509 v0.2.0
[INFO] [stderr]   Downloaded bcder v0.7.1
[INFO] [stderr]   Downloaded pem v1.1.0
[INFO] [stderr]   Downloaded const-oid v0.9.1
[INFO] [stderr]   Downloaded x509-certificate v0.15.0
[INFO] [stderr]   Downloaded zip_structs v0.2.1
[INFO] [stderr]   Downloaded salsa-macros v0.16.0
[INFO] [stderr]   Downloaded mun_paths v0.4.0
[INFO] [stderr]   Downloaded mun_project v0.4.0
[INFO] [stderr]   Downloaded filetime v0.2.19
[INFO] [stderr]   Downloaded seq-macro v0.3.1
[INFO] [stderr]   Downloaded mdbook v0.4.22
[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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4200f86534788a545917d64c59c209b87942025c43c7e1a2315743d7c2beae03
[INFO] running `Command { std: "docker" "start" "-a" "4200f86534788a545917d64c59c209b87942025c43c7e1a2315743d7c2beae03", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4200f86534788a545917d64c59c209b87942025c43c7e1a2315743d7c2beae03", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4200f86534788a545917d64c59c209b87942025c43c7e1a2315743d7c2beae03", kill_on_drop: false }`
[INFO] [stdout] 4200f86534788a545917d64c59c209b87942025c43c7e1a2315743d7c2beae03
[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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "build" "--frozen" "--message-format=json" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }`
[INFO] [stdout] dfb8b0e99f8e7d7c4c59dfe7d4dcbd02ac1b5abe1da389a8e94b145670a16ae6
[INFO] running `Command { std: "docker" "start" "-a" "dfb8b0e99f8e7d7c4c59dfe7d4dcbd02ac1b5abe1da389a8e94b145670a16ae6", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.138
[INFO] [stderr]    Compiling syn v1.0.105
[INFO] [stderr]    Compiling cc v1.0.77
[INFO] [stderr]    Compiling serde v1.0.150
[INFO] [stderr]    Compiling serde_derive v1.0.150
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling typenum v1.16.0
[INFO] [stderr]    Compiling libm v0.2.6
[INFO] [stderr]    Compiling proc-macro2 v1.0.47
[INFO] [stderr]    Compiling generic-array v0.14.6
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]    Compiling unicode-xid v0.2.4
[INFO] [stderr]    Compiling num-integer v0.1.45
[INFO] [stderr]    Compiling indexmap v1.9.2
[INFO] [stderr]    Compiling tokio v1.23.0
[INFO] [stderr]    Compiling futures-core v0.3.25
[INFO] [stderr]    Compiling slab v0.4.7
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]    Compiling spin v0.5.2
[INFO] [stderr]    Compiling futures-task v0.3.25
[INFO] [stderr]    Compiling once_cell v1.16.0
[INFO] [stderr]    Compiling futures-util v0.3.25
[INFO] [stderr]    Compiling httparse v1.8.0
[INFO] [stderr]    Compiling time-core v0.1.0
[INFO] [stderr]    Compiling log v0.4.17
[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 futures-channel v0.3.25
[INFO] [stderr]    Compiling time-macros v0.2.6
[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" "dfb8b0e99f8e7d7c4c59dfe7d4dcbd02ac1b5abe1da389a8e94b145670a16ae6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dfb8b0e99f8e7d7c4c59dfe7d4dcbd02ac1b5abe1da389a8e94b145670a16ae6", kill_on_drop: false }`
[INFO] [stdout] dfb8b0e99f8e7d7c4c59dfe7d4dcbd02ac1b5abe1da389a8e94b145670a16ae6