[INFO] fetching crate babycat 0.0.15... [INFO] testing babycat-0.0.15 against try#8de4c7234dd9b97c9d76b58671343fdbbc9a433e+target=x86_64-unknown-linux-musl for musl_upgrade_1_2_5_with_libc_patch_0 [INFO] extracting crate babycat 0.0.15 into /workspace/builds/worker-0-tc1/source [INFO] removed /workspace/builds/worker-0-tc1/source/rust-toolchain.toml [INFO] started tweaking crates.io crate babycat 0.0.15 [INFO] finished tweaking crates.io crate babycat 0.0.15 [INFO] tweaked toml for crates.io crate babycat 0.0.15 written to /workspace/builds/worker-0-tc1/source/Cargo.toml [INFO] validating manifest of crates.io crate babycat 0.0.15 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 babycat 0.0.15 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 wasm-bindgen-test-macro v0.3.34 [INFO] [stderr] Downloaded wasm-bindgen-test v0.3.34 [INFO] [stderr] Downloaded pyo3-macros v0.18.1 [INFO] [stderr] Downloaded pyo3-ffi v0.18.1 [INFO] [stderr] Downloaded pyo3-macros-backend v0.18.1 [INFO] [stderr] Downloaded ffmpeg-sys-next v5.1.1 [INFO] [stderr] Downloaded numpy v0.18.0 [INFO] [stderr] Downloaded symphonia-codec-aac v0.5.2 [INFO] [stderr] Downloaded pyo3-build-config v0.18.1 [INFO] [stderr] Downloaded symphonia-codec-alac v0.5.2 [INFO] [stderr] Downloaded symphonia-format-isomp4 v0.5.2 [INFO] [stderr] Downloaded ffmpeg-next v5.1.1 [INFO] [stderr] Downloaded pyo3 v0.18.1 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 138b5f24ca1b8167db25883e9bcf73a2ca8c0e61bbcc13141f5cd1cdb12575a0 [INFO] running `Command { std: "docker" "start" "-a" "138b5f24ca1b8167db25883e9bcf73a2ca8c0e61bbcc13141f5cd1cdb12575a0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "138b5f24ca1b8167db25883e9bcf73a2ca8c0e61bbcc13141f5cd1cdb12575a0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "138b5f24ca1b8167db25883e9bcf73a2ca8c0e61bbcc13141f5cd1cdb12575a0", kill_on_drop: false }` [INFO] [stdout] 138b5f24ca1b8167db25883e9bcf73a2ca8c0e61bbcc13141f5cd1cdb12575a0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] d8b5288f577e095ad7f93a4e3add3ae26a531016cb2afc863dc3b46a81f66ce0 [INFO] running `Command { std: "docker" "start" "-a" "d8b5288f577e095ad7f93a4e3add3ae26a531016cb2afc863dc3b46a81f66ce0", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.51 [INFO] [stderr] Compiling unicode-ident v1.0.6 [INFO] [stderr] Compiling quote v1.0.23 [INFO] [stderr] Compiling syn v1.0.107 [INFO] [stderr] Compiling serde_derive v1.0.152 [INFO] [stderr] Compiling serde v1.0.152 [INFO] [stderr] Compiling log v0.4.17 [INFO] [stderr] Compiling bytemuck v1.13.0 [INFO] [stderr] Compiling arrayvec v0.7.2 [INFO] [stderr] Compiling encoding_rs v0.8.32 [INFO] [stderr] Compiling crossbeam-utils v0.8.14 [INFO] [stderr] Compiling libc v0.2.139 [INFO] [stderr] Compiling cc v1.0.79 [INFO] [stderr] Compiling memoffset v0.7.1 [INFO] [stderr] Compiling crossbeam-epoch v0.9.13 [INFO] [stderr] Compiling num-traits v0.2.15 [INFO] [stderr] Compiling rayon-core v1.10.2 [INFO] [stderr] Compiling serde_json v1.0.93 [INFO] [stderr] Compiling ryu v1.0.12 [INFO] [stderr] Compiling itoa v1.0.5 [INFO] [stderr] Compiling either v1.8.1 [INFO] [stderr] Compiling hound v3.5.0 [INFO] [stderr] Compiling humantime v2.1.0 [INFO] [stderr] Compiling crossbeam-channel v0.5.6 [INFO] [stdout] error[E0635]: unknown feature `proc_macro_span_shrink` [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/proc-macro2-1.0.51/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 crossbeam-deque v0.8.2 [INFO] [stderr] Compiling cmake v0.1.49 [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" "d8b5288f577e095ad7f93a4e3add3ae26a531016cb2afc863dc3b46a81f66ce0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d8b5288f577e095ad7f93a4e3add3ae26a531016cb2afc863dc3b46a81f66ce0", kill_on_drop: false }` [INFO] [stdout] d8b5288f577e095ad7f93a4e3add3ae26a531016cb2afc863dc3b46a81f66ce0