[INFO] fetching crate cargo-cuddle 0.2.0-w-0...
[INFO] testing cargo-cuddle-0.2.0-w-0 against try#8de4c7234dd9b97c9d76b58671343fdbbc9a433e+target=x86_64-unknown-linux-musl for musl_upgrade_1_2_5_with_libc_patch_0
[INFO] extracting crate cargo-cuddle 0.2.0-w-0 into /workspace/builds/worker-1-tc1/source
[INFO] started tweaking crates.io crate cargo-cuddle 0.2.0-w-0
[INFO] finished tweaking crates.io crate cargo-cuddle 0.2.0-w-0
[INFO] tweaked toml for crates.io crate cargo-cuddle 0.2.0-w-0 written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate cargo-cuddle 0.2.0-w-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 cargo-cuddle 0.2.0-w-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 extension-traits v1.0.1
[INFO] [stderr]   Downloaded ext-trait-proc_macros v1.0.1
[INFO] [stderr]   Downloaded ext-trait v1.0.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 6144e4643437a4fb41fb0845c93b80a4c2d7fc8c8394824657843f919ec15ce5
[INFO] running `Command { std: "docker" "start" "-a" "6144e4643437a4fb41fb0845c93b80a4c2d7fc8c8394824657843f919ec15ce5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6144e4643437a4fb41fb0845c93b80a4c2d7fc8c8394824657843f919ec15ce5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6144e4643437a4fb41fb0845c93b80a4c2d7fc8c8394824657843f919ec15ce5", kill_on_drop: false }`
[INFO] [stdout] 6144e4643437a4fb41fb0845c93b80a4c2d7fc8c8394824657843f919ec15ce5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] ae169180690c3f3440f595480fdd0796cdf76de5569dbf774a5b1378a09499e9
[INFO] running `Command { std: "docker" "start" "-a" "ae169180690c3f3440f595480fdd0796cdf76de5569dbf774a5b1378a09499e9", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.43
[INFO] [stderr]    Compiling unicode-ident v1.0.3
[INFO] [stderr]    Compiling syn v1.0.99
[INFO] [stderr]    Compiling libc v0.2.132
[INFO] [stderr]    Compiling lock_api v0.4.7
[INFO] [stderr]    Compiling parking_lot_core v0.8.5
[INFO] [stderr]    Compiling unicode-width v0.1.9
[INFO] [stderr]    Compiling smallvec v1.9.0
[INFO] [stderr]    Compiling anyhow v1.0.62
[INFO] [stderr]    Compiling ansi_term v0.12.1
[INFO] [stderr]    Compiling strsim v0.8.0
[INFO] [stderr]    Compiling vec_map v0.8.2
[INFO] [stderr]    Compiling instant v0.1.12
[INFO] [stderr]    Compiling cargo-cuddle v0.2.0-w-0 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling owo-colors v1.3.0
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr] error: failed to run custom build command for `cargo-cuddle v0.2.0-w-0 (/opt/rustwide/workdir)`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/target/debug/build/cargo-cuddle-05a35e0edf8d9938/build-script-build` (exit status: 1)
[INFO] [stderr]   --- stderr
[INFO] [stderr]   Error: Os { code: 30, kind: ReadOnlyFilesystem, message: "Read-only file system" }
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "ae169180690c3f3440f595480fdd0796cdf76de5569dbf774a5b1378a09499e9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ae169180690c3f3440f595480fdd0796cdf76de5569dbf774a5b1378a09499e9", kill_on_drop: false }`
[INFO] [stdout] ae169180690c3f3440f595480fdd0796cdf76de5569dbf774a5b1378a09499e9