[INFO] fetching crate ld46 0.2.7...
[INFO] checking ld46-0.2.7 against master#ff1737bb00913444173658b4e0b274fd79aabf66 for pr-132712-1
[INFO] extracting crate ld46 0.2.7 into /workspace/builds/worker-4-tc1/source
[INFO] validating manifest of crates.io crate ld46 0.2.7 on toolchain ff1737bb00913444173658b4e0b274fd79aabf66
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ff1737bb00913444173658b4e0b274fd79aabf66" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate ld46 0.2.7
[INFO] finished tweaking crates.io crate ld46 0.2.7
[INFO] tweaked toml for crates.io crate ld46 0.2.7 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] crate crates.io crate ld46 0.2.7 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" "+ff1737bb00913444173658b4e0b274fd79aabf66" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded hsl v0.1.1
[INFO] [stderr]   Downloaded vek v0.15.8
[INFO] [stderr]   Downloaded specs-derive v0.4.1
[INFO] [stderr]   Downloaded randomize v3.0.1
[INFO] [stderr]   Downloaded mopa v0.2.2
[INFO] [stderr]   Downloaded shrev v1.1.3
[INFO] [stderr]   Downloaded tuple_utils v0.3.0
[INFO] [stderr]   Downloaded derive_deref v1.1.1
[INFO] [stderr]   Downloaded aseprite v0.1.3
[INFO] [stderr]   Downloaded hibitset v0.6.3
[INFO] [stderr]   Downloaded tynm v0.1.6
[INFO] [stderr]   Downloaded direct-gui v0.1.26
[INFO] [stderr]   Downloaded blit v0.5.12
[INFO] [stderr]   Downloaded miniquad v0.3.13
[INFO] [stderr]   Downloaded fastblur v0.1.1
[INFO] [stderr]   Downloaded rotsprite v0.1.3
[INFO] [stderr]   Downloaded atom v0.3.6
[INFO] [stderr]   Downloaded hashbrown v0.7.2
[INFO] [stderr]   Downloaded crossbeam-epoch v0.9.11
[INFO] [stderr]   Downloaded shred v0.10.2
[INFO] [stderr]   Downloaded sprite-gen v0.2.0
[INFO] [stderr]   Downloaded specs-blit v0.5.1
[INFO] [stderr]   Downloaded specs v0.16.1
[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@sha256:4a844ea9eb2546a2d2c7022eacef16ef2e8229c7fbb2c7d4d55a9ceca922f72d" "/opt/rustwide/cargo-home/bin/cargo" "+ff1737bb00913444173658b4e0b274fd79aabf66" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 61185d122923a936d237bcdf027cfce9d9691794e9d4cca8ed5c7a6e7a4a0d37
[INFO] running `Command { std: "docker" "start" "-a" "61185d122923a936d237bcdf027cfce9d9691794e9d4cca8ed5c7a6e7a4a0d37", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "61185d122923a936d237bcdf027cfce9d9691794e9d4cca8ed5c7a6e7a4a0d37", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "61185d122923a936d237bcdf027cfce9d9691794e9d4cca8ed5c7a6e7a4a0d37", kill_on_drop: false }`
[INFO] [stdout] 61185d122923a936d237bcdf027cfce9d9691794e9d4cca8ed5c7a6e7a4a0d37
[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=allow" "-e" "RUSTDOCFLAGS=--cap-lints=allow" "-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@sha256:4a844ea9eb2546a2d2c7022eacef16ef2e8229c7fbb2c7d4d55a9ceca922f72d" "/opt/rustwide/cargo-home/bin/cargo" "+ff1737bb00913444173658b4e0b274fd79aabf66" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0e1a179e8a00bf0ffa674c9dcf71e7ff0b2ed39c36431cd79162499da8f2ba11
[INFO] running `Command { std: "docker" "start" "-a" "0e1a179e8a00bf0ffa674c9dcf71e7ff0b2ed39c36431cd79162499da8f2ba11", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.46
[INFO] [stderr]    Compiling crossbeam-utils v0.8.12
[INFO] [stderr]    Compiling unicode-ident v1.0.4
[INFO] [stderr]    Compiling quote v1.0.21
[INFO] [stderr]    Compiling syn v1.0.102
[INFO] [stderr]    Compiling libc v0.2.134
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.11
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]    Compiling rayon-core v1.9.3
[INFO] [stderr]    Compiling serde_derive v1.0.145
[INFO] [stderr]    Compiling num-integer v0.1.45
[INFO] [stderr]    Compiling serde v1.0.145
[INFO] [stderr]    Compiling rayon v1.5.3
[INFO] [stderr]    Compiling miniz_oxide v0.4.4
[INFO] [stderr]    Compiling memoffset v0.6.5
[INFO] [stdout] error[E0635]: unknown feature `proc_macro_span_shrink`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/proc-macro2-1.0.46/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 num-rational v0.3.2
[INFO] [stderr]    Compiling num-iter v0.1.43
[INFO] [stderr]    Compiling serde_json v1.0.85
[INFO] [stderr]    Compiling scopeguard v1.1.0
[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" "0e1a179e8a00bf0ffa674c9dcf71e7ff0b2ed39c36431cd79162499da8f2ba11", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0e1a179e8a00bf0ffa674c9dcf71e7ff0b2ed39c36431cd79162499da8f2ba11", kill_on_drop: false }`
[INFO] [stdout] 0e1a179e8a00bf0ffa674c9dcf71e7ff0b2ed39c36431cd79162499da8f2ba11