[INFO] fetching crate phylotree 0.1.3...
[INFO] building phylotree-0.1.3 against master#c7f6aa2869acdbf014d094c6e427e554e160b6db for pr-146237-2
[INFO] extracting crate phylotree 0.1.3 into /workspace/builds/worker-7-tc1/source
[INFO] removed /workspace/builds/worker-7-tc1/source/.cargo/config.toml
[INFO] started tweaking crates.io crate phylotree 0.1.3
[INFO] finished tweaking crates.io crate phylotree 0.1.3
[INFO] tweaked toml for crates.io crate phylotree 0.1.3 written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate phylotree 0.1.3 on toolchain c7f6aa2869acdbf014d094c6e427e554e160b6db
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate phylotree 0.1.3 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" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded trait-set v0.3.0
[INFO] [stderr]   Downloaded ciborium-io v0.2.0
[INFO] [stderr]   Downloaded pyo3-macros v0.19.0
[INFO] [stderr]   Downloaded serde v1.0.164
[INFO] [stderr]   Downloaded directories v4.0.1
[INFO] [stderr]   Downloaded clap_derive v4.2.0
[INFO] [stderr]   Downloaded clap_lex v0.4.1
[INFO] [stderr]   Downloaded io-lifetimes v1.0.10
[INFO] [stderr]   Downloaded ieee754 v0.2.6
[INFO] [stderr]   Downloaded hermit-abi v0.3.1
[INFO] [stderr]   Downloaded clap v4.2.5
[INFO] [stderr]   Downloaded accurate v0.3.1
[INFO] [stderr]   Downloaded flate2 v1.0.26
[INFO] [stderr]   Downloaded plotters v0.3.4
[INFO] [stderr]   Downloaded clap_builder v4.2.5
[INFO] [stderr]   Downloaded criterion v0.4.0
[INFO] [stderr]   Downloaded bzip2 v0.4.4
[INFO] [stderr]   Downloaded pyo3 v0.19.0
[INFO] [stderr]   Downloaded serde_json v1.0.96
[INFO] [stderr]   Downloaded serde-hjson v0.9.1
[INFO] [stderr]   Downloaded pyo3-ffi v0.19.0
[INFO] [stderr]   Downloaded anstyle-parse v0.2.0
[INFO] [stderr]   Downloaded bumpalo v3.12.1
[INFO] [stderr]   Downloaded anstream v0.3.1
[INFO] [stderr]   Downloaded portable-atomic-util v0.2.2
[INFO] [stderr]   Downloaded half v1.8.2
[INFO] [stderr]   Downloaded buffer-redux v1.0.0
[INFO] [stderr]   Downloaded tint v1.0.1
[INFO] [stderr]   Downloaded rustix v0.37.15
[INFO] [stderr]   Downloaded ptree v0.4.0
[INFO] [stderr]   Downloaded linux-raw-sys v0.3.6
[INFO] [stderr]   Downloaded ciborium v0.2.0
[INFO] [stderr]   Downloaded bytecount v0.6.3
[INFO] [stderr]   Downloaded anstyle v1.0.0
[INFO] [stderr]   Downloaded clap_complete v4.4.4
[INFO] [stderr]   Downloaded ciborium-ll v0.2.0
[INFO] [stderr]   Downloaded console v0.15.8
[INFO] [stderr]   Downloaded numeric_literals v0.2.0
[INFO] [stderr]   Downloaded rust-ini v0.13.0
[INFO] [stderr]   Downloaded config v0.11.0
[INFO] [stderr]   Downloaded lazy_static v0.2.11
[INFO] [stderr]   Downloaded target-lexicon v0.12.7
[INFO] [stderr]   Downloaded pyo3-macros-backend v0.19.0
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[INFO] [stderr]   Downloaded os_str_bytes v6.5.0
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0bfd95eeb2149e4ff6bafbfa34a1a6628d03d8509e3761479c0b78c64f372579
[INFO] running `Command { std: "docker" "start" "-a" "0bfd95eeb2149e4ff6bafbfa34a1a6628d03d8509e3761479c0b78c64f372579", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0bfd95eeb2149e4ff6bafbfa34a1a6628d03d8509e3761479c0b78c64f372579", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0bfd95eeb2149e4ff6bafbfa34a1a6628d03d8509e3761479c0b78c64f372579", kill_on_drop: false }`
[INFO] [stdout] 0bfd95eeb2149e4ff6bafbfa34a1a6628d03d8509e3761479c0b78c64f372579
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 46a73a55ab4d1e878284cc2908e405c02c10057eba8689d7a70ad9b39baaefbc
[INFO] running `Command { std: "docker" "start" "-a" "46a73a55ab4d1e878284cc2908e405c02c10057eba8689d7a70ad9b39baaefbc", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.56
[INFO] [stderr]    Compiling libm v0.2.6
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]    Compiling cc v1.0.79
[INFO] [stderr]    Compiling serde v1.0.164
[INFO] [stderr]    Compiling crossbeam-utils v0.8.15
[INFO] [stderr]    Compiling io-lifetimes v1.0.10
[INFO] [stderr]    Compiling memoffset v0.8.0
[INFO] [stderr]    Compiling rustix v0.37.15
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.14
[INFO] [stderr]    Compiling ryu v1.0.13
[INFO] [stderr]    Compiling linux-raw-sys v0.3.6
[INFO] [stderr]    Compiling scopeguard v1.1.0
[INFO] [stderr]    Compiling lexical-core v0.7.6
[INFO] [stderr]    Compiling serde_json v1.0.96
[INFO] [stdout] error[E0635]: unknown feature `proc_macro_span_shrink`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/proc-macro2-1.0.56/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 nom v5.1.3
[INFO] [stderr]    Compiling anstyle-parse v0.2.0
[INFO] [stderr]    Compiling getrandom v0.2.9
[INFO] [stderr]    Compiling indexmap v1.9.3
[INFO] [stderr]    Compiling anstyle v1.0.0
[INFO] [stderr]    Compiling itoa v1.0.6
[INFO] [stderr]    Compiling static_assertions v1.1.0
[INFO] [stderr]    Compiling arrayvec v0.5.2
[INFO] [stderr]    Compiling regex-syntax v0.7.1
[INFO] [stderr]    Compiling rayon-core v1.11.0
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stdout] For more information about this error, try `rustc --explain E0635`.
[INFO] [stdout] 
[INFO] [stderr]    Compiling crossbeam-channel v0.5.8
[INFO] [stderr]    Compiling rand_core v0.6.4
[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" "46a73a55ab4d1e878284cc2908e405c02c10057eba8689d7a70ad9b39baaefbc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "46a73a55ab4d1e878284cc2908e405c02c10057eba8689d7a70ad9b39baaefbc", kill_on_drop: false }`
[INFO] [stdout] 46a73a55ab4d1e878284cc2908e405c02c10057eba8689d7a70ad9b39baaefbc