[INFO] cloning repository https://github.com/gsspdev/rust-fm-modulation
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/gsspdev/rust-fm-modulation" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgsspdev%2Frust-fm-modulation", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgsspdev%2Frust-fm-modulation'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] ddb871d5d3d7f1dd083aaf41dbfa575a95604e3b
[INFO] testing gsspdev/rust-fm-modulation against master#198328ad7960b1bece0dc48496bff6c62dd5d339 for pr-149852
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgsspdev%2Frust-fm-modulation" "/workspace/builds/worker-2-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc1/source'...
[INFO] [stderr] done.
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[INFO] started tweaking git repo https://github.com/gsspdev/rust-fm-modulation
[INFO] finished tweaking git repo https://github.com/gsspdev/rust-fm-modulation
[INFO] tweaked toml for git repo https://github.com/gsspdev/rust-fm-modulation written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/gsspdev/rust-fm-modulation on toolchain 198328ad7960b1bece0dc48496bff6c62dd5d339
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+198328ad7960b1bece0dc48496bff6c62dd5d339" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/gsspdev/rust-fm-modulation 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" "+198328ad7960b1bece0dc48496bff6c62dd5d339" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded shlex v1.1.0
[INFO] [stderr]   Downloaded coreaudio-sys v0.2.12
[INFO] [stderr]   Downloaded wasm-bindgen-shared v0.2.86
[INFO] [stderr]   Downloaded wasm-bindgen-macro v0.2.86
[INFO] [stderr]   Downloaded darling_macro v0.13.4
[INFO] [stderr]   Downloaded jobserver v0.1.26
[INFO] [stderr]   Downloaded ndk v0.6.0
[INFO] [stderr]   Downloaded alsa v0.6.0
[INFO] [stderr]   Downloaded cpal v0.13.5
[INFO] [stderr]   Downloaded toml_edit v0.19.8
[INFO] [stderr]   Downloaded wasm-bindgen v0.2.86
[INFO] [stderr]   Downloaded winnow v0.4.6
[INFO] [stderr]   Downloaded aho-corasick v1.0.1
[INFO] [stderr]   Downloaded bindgen v0.64.0
[INFO] [stderr]   Downloaded oboe-sys v0.4.5
[INFO] [stderr]   Downloaded darling_core v0.13.4
[INFO] [stderr]   Downloaded nix v0.23.2
[INFO] [stderr]   Downloaded regex-syntax v0.7.1
[INFO] [stderr]   Downloaded regex v1.8.1
[INFO] [stderr]   Downloaded ndk-sys v0.3.0
[INFO] [stderr]   Downloaded js-sys v0.3.63
[INFO] [stderr]   Downloaded bumpalo v3.12.2
[INFO] [stderr]   Downloaded parking_lot v0.11.2
[INFO] [stderr]   Downloaded oboe v0.4.6
[INFO] [stderr]   Downloaded parking_lot_core v0.8.6
[INFO] [stderr]   Downloaded wasm-bindgen-backend v0.2.86
[INFO] [stderr]   Downloaded wasm-bindgen-macro-support v0.2.86
[INFO] [stderr]   Downloaded darling v0.13.4
[INFO] [stderr]   Downloaded ndk-macro v0.3.0
[INFO] [stderr]   Downloaded ndk-glue v0.6.2
[INFO] [stderr]   Downloaded web-sys v0.3.63
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:94a0c148923f5b2b52a63ef0eeb1882ad339ab61bce784c8077cbe41c61feb6c" "/opt/rustwide/cargo-home/bin/cargo" "+198328ad7960b1bece0dc48496bff6c62dd5d339" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c69494e1368e0629978f7635e194e9441e0b3902247a73a9aba5458169acc958
[INFO] running `Command { std: "docker" "start" "-a" "c69494e1368e0629978f7635e194e9441e0b3902247a73a9aba5458169acc958", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c69494e1368e0629978f7635e194e9441e0b3902247a73a9aba5458169acc958", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c69494e1368e0629978f7635e194e9441e0b3902247a73a9aba5458169acc958", kill_on_drop: false }`
[INFO] [stdout] c69494e1368e0629978f7635e194e9441e0b3902247a73a9aba5458169acc958
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:94a0c148923f5b2b52a63ef0eeb1882ad339ab61bce784c8077cbe41c61feb6c" "/opt/rustwide/cargo-home/bin/cargo" "+198328ad7960b1bece0dc48496bff6c62dd5d339" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 28061cf371d6ccf3bf3fa1a32e01d40dc9540e101c6a7f516c9d2bd1463d0a79
[INFO] running `Command { std: "docker" "start" "-a" "28061cf371d6ccf3bf3fa1a32e01d40dc9540e101c6a7f516c9d2bd1463d0a79", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.58
[INFO] [stderr]    Compiling unicode-ident v1.0.8
[INFO] [stderr]    Compiling quote v1.0.27
[INFO] [stderr]    Compiling glob v0.3.1
[INFO] [stderr]    Compiling libc v0.2.144
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]    Compiling libloading v0.7.4
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling minimal-lexical v0.2.1
[INFO] [stderr]    Compiling rustc-hash v1.1.0
[INFO] [stderr]    Compiling bindgen v0.64.0
[INFO] [stderr]    Compiling regex-syntax v0.7.1
[INFO] [stdout] error[E0635]: unknown feature `proc_macro_span_shrink`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/proc-macro2-1.0.58/src/lib.rs:92:30
[INFO] [stdout]    |
[INFO] [stdout] 92 |     feature(proc_macro_span, proc_macro_span_shrink)
[INFO] [stdout]    |                              ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: there is a feature with a similar name: `proc_macro_span_file`
[INFO] [stdout]    |
[INFO] [stdout] 92 -     feature(proc_macro_span, proc_macro_span_shrink)
[INFO] [stdout] 92 +     feature(proc_macro_span, proc_macro_span_file)
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[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" "28061cf371d6ccf3bf3fa1a32e01d40dc9540e101c6a7f516c9d2bd1463d0a79", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "28061cf371d6ccf3bf3fa1a32e01d40dc9540e101c6a7f516c9d2bd1463d0a79", kill_on_drop: false }`
[INFO] [stdout] 28061cf371d6ccf3bf3fa1a32e01d40dc9540e101c6a7f516c9d2bd1463d0a79
