[INFO] fetching crate helvetia 0.2.0...
[INFO] testing helvetia-0.2.0 against try#8de4c7234dd9b97c9d76b58671343fdbbc9a433e+target=x86_64-unknown-linux-musl for musl_upgrade_1_2_5_with_libc_patch_0
[INFO] extracting crate helvetia 0.2.0 into /workspace/builds/worker-6-tc1/source
[INFO] started tweaking crates.io crate helvetia 0.2.0
[INFO] finished tweaking crates.io crate helvetia 0.2.0
[INFO] tweaked toml for crates.io crate helvetia 0.2.0 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate helvetia 0.2.0 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 helvetia 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" "+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 atomicwrites v0.3.0
[INFO] [stderr]   Downloaded protoc-rust v2.22.1
[INFO] [stderr]   Downloaded protoc v2.22.1
[INFO] [stderr]   Downloaded caves v0.2.1
[INFO] [stderr]   Downloaded strum_macros v0.20.1
[INFO] [stderr]   Downloaded zeroize v1.2.0
[INFO] [stderr]   Downloaded assert_cmd v1.0.3
[INFO] [stderr]   Downloaded tindercrypt v0.3.0
[INFO] [stderr]   Downloaded headers v0.3.4
[INFO] [stderr]   Downloaded tokio-util v0.6.6
[INFO] [stderr]   Downloaded assert_fs v1.0.1
[INFO] [stderr]   Downloaded h2 v0.3.2
[INFO] [stderr]   Downloaded hyper v0.14.5
[INFO] [stderr]   Downloaded clang-sys v0.29.3
[INFO] [stderr]   Downloaded protobuf-codegen v2.22.1
[INFO] [stderr]   Downloaded tokio v1.5.0
[INFO] [stderr]   Downloaded tokio-stream v0.1.5
[INFO] [stderr]   Downloaded warp v0.3.1
[INFO] [stderr]   Downloaded strum v0.20.0
[INFO] [stderr]   Downloaded bindgen v0.54.0
[INFO] [stderr]   Downloaded protobuf v2.22.1
[INFO] [stderr]   Downloaded http-body v0.4.1
[INFO] [stderr]   Downloaded librocksdb-sys v6.11.4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] 183727ef0ca15d55b42512a17c107ad37ab5effad327e1a231fe8c34a4ff3d2a
[INFO] running `Command { std: "docker" "start" "-a" "183727ef0ca15d55b42512a17c107ad37ab5effad327e1a231fe8c34a4ff3d2a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "183727ef0ca15d55b42512a17c107ad37ab5effad327e1a231fe8c34a4ff3d2a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "183727ef0ca15d55b42512a17c107ad37ab5effad327e1a231fe8c34a4ff3d2a", kill_on_drop: false }`
[INFO] [stdout] 183727ef0ca15d55b42512a17c107ad37ab5effad327e1a231fe8c34a4ff3d2a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] 7d6313a382b02317e1560c45dea1c6ed9624971365ce55472945a13fb56dd69d
[INFO] running `Command { std: "docker" "start" "-a" "7d6313a382b02317e1560c45dea1c6ed9624971365ce55472945a13fb56dd69d", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.93
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.26
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling syn v1.0.69
[INFO] [stderr]    Compiling version_check v0.9.3
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]    Compiling getrandom v0.2.2
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling bytes v1.0.1
[INFO] [stderr]    Compiling ppv-lite86 v0.2.10
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling pin-project-lite v0.2.6
[INFO] [stderr]    Compiling itoa v0.4.7
[INFO] [stderr]    Compiling typenum v1.13.0
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling instant v0.1.9
[INFO] [stderr]    Compiling futures-core v0.3.14
[INFO] [stderr]    Compiling scopeguard v1.1.0
[INFO] [stderr]    Compiling once_cell v1.7.2
[INFO] [stderr]    Compiling smallvec v1.6.1
[INFO] [stderr]    Compiling lock_api v0.4.3
[INFO] [stderr]    Compiling futures-sink v0.3.14
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling matches v0.1.8
[INFO] [stderr]    Compiling remove_dir_all v0.5.3
[INFO] [stderr]    Compiling tinyvec_macros v0.1.0
[INFO] [stderr]    Compiling httparse v1.3.6
[INFO] [stderr]    Compiling futures-task v0.3.14
[INFO] [stderr]    Compiling serde_derive v1.0.125
[INFO] [stderr]    Compiling tinyvec v1.2.0
[INFO] [stderr]    Compiling cc v1.0.67
[INFO] [stderr]    Compiling slab v0.4.2
[INFO] [stderr]    Compiling percent-encoding v2.1.0
[INFO] [stderr]    Compiling futures-io v0.3.14
[INFO] [stderr]    Compiling unicode-bidi v0.3.5
[INFO] [stderr]    Compiling serde v1.0.125
[INFO] [stderr]    Compiling opaque-debug v0.3.0
[INFO] [stderr]    Compiling cpuid-bool v0.1.2
[INFO] [stderr]    Compiling tokio v1.5.0
[INFO] [stderr]    Compiling unicase v2.6.0
[INFO] [stderr]    Compiling generic-array v0.14.4
[INFO] [stderr]    Compiling http v0.2.4
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling form_urlencoded v1.0.1
[INFO] [stderr]    Compiling indexmap v1.6.2
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]    Compiling unicode-width v0.1.8
[INFO] [stderr]    Compiling futures-util v0.3.14
[INFO] [stderr]    Compiling aho-corasick v0.7.15
[INFO] [stderr]    Compiling tracing-core v0.1.17
[INFO] [stderr]    Compiling regex-syntax v0.6.23
[INFO] [stderr]    Compiling base64 v0.13.0
[INFO] [stderr]    Compiling mime v0.3.16
[INFO] [stderr]    Compiling hashbrown v0.9.1
[INFO] [stderr]    Compiling unicode-normalization v0.1.17
[INFO] [stderr]    Compiling mime_guess v2.0.3
[INFO] [stderr]    Compiling input_buffer v0.4.0
[INFO] [stderr]    Compiling futures-channel v0.3.14
[INFO] [stderr]    Compiling tracing v0.1.25
[INFO] [stderr]    Compiling utf-8 v0.7.5
[INFO] [stderr]    Compiling parking_lot_core v0.8.3
[INFO] [stderr]    Compiling signal-hook-registry v1.3.0
[INFO] [stderr]    Compiling num_cpus v1.13.0
[INFO] [stderr]    Compiling mio v0.7.11
[INFO] [stderr]    Compiling rand_core v0.6.2
[INFO] [stderr]    Compiling parking_lot v0.11.1
[INFO] [stderr]    Compiling rand_chacha v0.3.0
[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stderr]    Compiling digest v0.9.0
[INFO] [stderr]    Compiling block-buffer v0.9.0
[INFO] [stderr]    Compiling idna v0.2.2
[INFO] [stderr]    Compiling sha-1 v0.9.4
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling terminal_size v0.1.16
[INFO] [stderr]    Compiling safemem v0.3.3
[INFO] [stderr]    Compiling ring v0.16.20
[INFO] [stderr]    Compiling byteorder v1.4.3
[INFO] [stderr]    Compiling serde_json v1.0.64
[INFO] [stderr]    Compiling protobuf v2.22.1
[INFO] [stderr]    Compiling rand v0.8.3
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling anyhow v1.0.40
[INFO] [stderr]    Compiling try-lock v0.2.3
[INFO] [stderr]    Compiling buf_redux v0.8.4
[INFO] [stderr]    Compiling want v0.3.0
[INFO] [stderr]    Compiling url v2.2.1
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling http-body v0.4.1
[INFO] [stderr]    Compiling regex v1.4.5
[INFO] [stderr]    Compiling headers-core v0.2.0
[INFO] [stderr]    Compiling socket2 v0.4.0
[INFO] [stderr]    Compiling nix v0.20.0
[INFO] [stderr]    Compiling time v0.1.43
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling twoway v0.1.8
[INFO] [stderr]    Compiling tempfile v3.2.0
[INFO] [stderr]    Compiling vec_map v0.8.2
[INFO] [stderr]    Compiling unicode-segmentation v1.7.1
[INFO] [stderr]    Compiling tindercrypt v0.3.0
[INFO] [stderr]    Compiling tower-service v0.3.1
[INFO] [stderr]    Compiling tungstenite v0.12.0
[INFO] [stderr]    Compiling httpdate v0.3.2
[INFO] [stderr]    Compiling quick-error v1.2.3
[INFO] [stderr]    Compiling zeroize v0.9.3
[INFO] [stderr]    Compiling strsim v0.8.0
[INFO] [stderr]    Compiling ansi_term v0.11.0
[INFO] [stderr]    Compiling headers v0.3.4
[INFO] [stderr]    Compiling clap v2.33.3
[INFO] [stderr]    Compiling console v0.13.0
[INFO] [stderr]    Compiling heck v0.3.2
[INFO] [stderr]    Compiling zeroize v1.2.0
[INFO] [stderr]    Compiling scoped-tls v1.0.0
[INFO] [stderr]    Compiling helvetia v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling strum v0.20.0
[INFO] [stderr]    Compiling subtle v2.4.0
[INFO] [stderr]    Compiling multipart v0.17.1
[INFO] [stderr]    Compiling dialoguer v0.7.1
[INFO] [stderr]    Compiling futures v0.3.14
[INFO] [stderr]    Compiling tokio-macros v1.1.0
[INFO] [stderr]    Compiling pin-project-internal v1.0.6
[INFO] [stderr]    Compiling thiserror-impl v1.0.24
[INFO] [stderr]    Compiling strum_macros v0.20.1
[INFO] [stderr]    Compiling atomicwrites v0.3.0
[INFO] [stderr]    Compiling thiserror v1.0.24
[INFO] [stderr]    Compiling caves v0.2.1
[INFO] [stdout] error[E0658]: custom inner attributes are unstable
[INFO] [stdout]  --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tindercrypt-0.3.0/src/../proto/metadata.rs:9:4
[INFO] [stdout]   |
[INFO] [stdout] 9 | #![rustfmt::skip]
[INFO] [stdout]   |    ^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: see issue #54726 <https://github.com/rust-lang/rust/issues/54726> for more information
[INFO] [stdout]   = help: add `#![feature(custom_inner_attributes)]` to the crate attributes to enable
[INFO] [stdout]   = note: this compiler was built on 2025-06-19; consider upgrading it if it is out of date
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0658`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `tindercrypt` (lib) due to 1 previous error
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "7d6313a382b02317e1560c45dea1c6ed9624971365ce55472945a13fb56dd69d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7d6313a382b02317e1560c45dea1c6ed9624971365ce55472945a13fb56dd69d", kill_on_drop: false }`
[INFO] [stdout] 7d6313a382b02317e1560c45dea1c6ed9624971365ce55472945a13fb56dd69d