[INFO] fetching crate block-aligner 0.5.1...
[INFO] checking block-aligner-0.5.1 against master#f609b7e0586f81fefb3523e3e17adf779ac416be for pr-129466-2
[INFO] extracting crate block-aligner 0.5.1 into /workspace/builds/worker-4-tc1/source
[INFO] validating manifest of crates.io crate block-aligner 0.5.1 on toolchain f609b7e0586f81fefb3523e3e17adf779ac416be
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f609b7e0586f81fefb3523e3e17adf779ac416be" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-4-tc1/source/rust-toolchain
[INFO] started tweaking crates.io crate block-aligner 0.5.1
[INFO] finished tweaking crates.io crate block-aligner 0.5.1
[INFO] tweaked toml for crates.io crate block-aligner 0.5.1 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] crate crates.io crate block-aligner 0.5.1 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" "+f609b7e0586f81fefb3523e3e17adf779ac416be" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded rusttype v0.9.3
[INFO] [stderr]   Downloaded rawpointer v0.1.0
[INFO] [stderr]   Downloaded rulinalg v0.4.2
[INFO] [stderr]   Downloaded enum-map-derive v0.4.6
[INFO] [stderr]   Downloaded matrixmultiply v0.1.15
[INFO] [stderr]   Downloaded conv v0.3.3
[INFO] [stderr]   Downloaded rustversion v1.0.13
[INFO] [stderr]   Downloaded csv-core v0.1.10
[INFO] [stderr]   Downloaded triple_accel v0.3.4
[INFO] [stderr]   Downloaded proc-macro2 v1.0.56
[INFO] [stderr]   Downloaded serde_derive v1.0.162
[INFO] [stderr]   Downloaded serde v1.0.162
[INFO] [stderr]   Downloaded weezl v0.1.7
[INFO] [stderr]   Downloaded statrs v0.13.0
[INFO] [stderr]   Downloaded owned_ttf_parser v0.15.2
[INFO] [stderr]   Downloaded crossbeam-epoch v0.9.14
[INFO] [stderr]   Downloaded unicode-ident v1.0.8
[INFO] [stderr]   Downloaded quote v1.0.26
[INFO] [stderr]   Downloaded syn v2.0.15
[INFO] [stderr]   Downloaded ndarray v0.14.0
[INFO] [stderr]   Downloaded regex v1.8.1
[INFO] [stderr]   Downloaded bio v0.33.0
[INFO] [stderr]   Downloaded bio-types v1.0.0
[INFO] [stderr]   Downloaded array-macro v1.0.5
[INFO] [stderr]   Downloaded enum-map v0.6.6
[INFO] [stderr]   Downloaded regex-syntax v0.7.1
[INFO] [stderr]   Downloaded strum_macros v0.20.1
[INFO] [stderr]   Downloaded strum v0.20.0
[INFO] [stderr]   Downloaded gif v0.11.4
[INFO] [stderr]   Downloaded libc v0.2.143
[INFO] [stderr]   Downloaded csv v1.2.2
[INFO] [stderr]   Downloaded tiff v0.6.1
[INFO] [stderr]   Downloaded imageproc v0.22.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:ceb6ea022f8a89cebbe621bb4987e73a935bd40dfbb726f832cfff4742a5b95a" "/opt/rustwide/cargo-home/bin/cargo" "+f609b7e0586f81fefb3523e3e17adf779ac416be" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 00502bdcf71d90f9078e1f772605073b559ef2fef7243a6579694ea2eca97544
[INFO] running `Command { std: "docker" "start" "-a" "00502bdcf71d90f9078e1f772605073b559ef2fef7243a6579694ea2eca97544", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "00502bdcf71d90f9078e1f772605073b559ef2fef7243a6579694ea2eca97544", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "00502bdcf71d90f9078e1f772605073b559ef2fef7243a6579694ea2eca97544", kill_on_drop: false }`
[INFO] [stdout] 00502bdcf71d90f9078e1f772605073b559ef2fef7243a6579694ea2eca97544
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:ceb6ea022f8a89cebbe621bb4987e73a935bd40dfbb726f832cfff4742a5b95a" "/opt/rustwide/cargo-home/bin/cargo" "+f609b7e0586f81fefb3523e3e17adf779ac416be" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8e11d7352851a92da2d954fac02150598d79870a80243755191a5ce7818b6b5a
[INFO] running `Command { std: "docker" "start" "-a" "8e11d7352851a92da2d954fac02150598d79870a80243755191a5ce7818b6b5a", kill_on_drop: false }`
[INFO] [stderr]    Compiling libm v0.2.7
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]    Compiling proc-macro2 v1.0.56
[INFO] [stderr]    Compiling unicode-ident v1.0.8
[INFO] [stderr]    Compiling quote v1.0.26
[INFO] [stderr]    Compiling libc v0.2.143
[INFO] [stderr]    Compiling num-integer v0.1.45
[INFO] [stderr]    Compiling crossbeam-utils v0.8.15
[INFO] [stderr]    Compiling memoffset v0.8.0
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stdout] error[E0635]: unknown feature `proc_macro_span_shrink`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/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 crossbeam-epoch v0.9.14
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]    Compiling serde_derive v1.0.162
[INFO] [stderr]    Compiling num-iter v0.1.43
[INFO] [stderr]    Compiling rayon-core v1.11.0
[INFO] [stderr]    Compiling serde v1.0.162
[INFO] [stdout] error: aborting due to 1 previous error
[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 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "8e11d7352851a92da2d954fac02150598d79870a80243755191a5ce7818b6b5a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8e11d7352851a92da2d954fac02150598d79870a80243755191a5ce7818b6b5a", kill_on_drop: false }`
[INFO] [stdout] 8e11d7352851a92da2d954fac02150598d79870a80243755191a5ce7818b6b5a