[INFO] fetching crate casper-node 1.5.4...
[INFO] checking casper-node-1.5.4 against master#b0696a5160711c068cb1f01b7437db7990d15750 for pr-121848
[INFO] extracting crate casper-node 1.5.4 into /workspace/builds/worker-1-tc1/source
[INFO] validating manifest of crates.io crate casper-node 1.5.4 on toolchain b0696a5160711c068cb1f01b7437db7990d15750
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b0696a5160711c068cb1f01b7437db7990d15750" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate casper-node 1.5.4
[INFO] finished tweaking crates.io crate casper-node 1.5.4
[INFO] tweaked toml for crates.io crate casper-node 1.5.4 written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] crate crates.io crate casper-node 1.5.4 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" "+b0696a5160711c068cb1f01b7437db7990d15750" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded enum-iterator-derive v0.6.0
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+b0696a5160711c068cb1f01b7437db7990d15750" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d243521243ff8c2405d8d954c5754b3860ee7b2684476d9cd7f5e959d6ea7d89
[INFO] running `Command { std: "docker" "start" "-a" "d243521243ff8c2405d8d954c5754b3860ee7b2684476d9cd7f5e959d6ea7d89", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d243521243ff8c2405d8d954c5754b3860ee7b2684476d9cd7f5e959d6ea7d89", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d243521243ff8c2405d8d954c5754b3860ee7b2684476d9cd7f5e959d6ea7d89", kill_on_drop: false }`
[INFO] [stdout] d243521243ff8c2405d8d954c5754b3860ee7b2684476d9cd7f5e959d6ea7d89
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+b0696a5160711c068cb1f01b7437db7990d15750" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d79d6c801cef3b795f1e50edd1632733db802d892f1c75d98bb58b1228a33996
[INFO] running `Command { std: "docker" "start" "-a" "d79d6c801cef3b795f1e50edd1632733db802d892f1c75d98bb58b1228a33996", kill_on_drop: false }`
[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 v0.2.142
[INFO] [stderr]    Compiling serde_derive v1.0.160
[INFO] [stderr]    Compiling serde v1.0.160
[INFO] [stderr]    Compiling thiserror v1.0.40
[INFO] [stderr]    Compiling once_cell v1.17.1
[INFO] [stderr]    Compiling regex-automata v0.1.10
[INFO] [stderr]    Compiling typenum v1.16.0
[INFO] [stderr]    Compiling value-bag v1.0.0-alpha.9
[INFO] [stderr]     Checking zeroize v1.6.0
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]    Compiling log v0.4.17
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]    Compiling hex v0.4.3
[INFO] [stderr]    Compiling io-lifetimes v1.0.10
[INFO] [stderr]    Compiling miniz_oxide v0.7.1
[INFO] [stderr]    Compiling crc32fast v1.3.2
[INFO] [stderr]     Checking subtle v2.4.1
[INFO] [stderr]    Compiling walkdir v2.3.3
[INFO] [stderr]    Compiling sha1_smol v1.0.0
[INFO] [stderr]    Compiling prodash v23.1.2
[INFO] [stderr]    Compiling smallvec v1.10.0
[INFO] [stderr]     Checking const-oid v0.9.4
[INFO] [stderr]    Compiling parking_lot_core v0.9.8
[INFO] [stderr]    Compiling scopeguard v1.1.0
[INFO] [stderr]     Checking itoa v1.0.6
[INFO] [stderr]    Compiling time-core v0.1.1
[INFO] [stderr]    Compiling lock_api v0.4.9
[INFO] [stderr]    Compiling bstr v1.5.0
[INFO] [stderr]    Compiling time-macros v0.2.9
[INFO] [stderr]    Compiling num_threads v0.1.6
[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 nom v7.1.3
[INFO] [stderr]    Compiling futures-task v0.3.28
[INFO] [stderr]    Compiling flate2 v1.0.26
[INFO] [stderr]    Compiling futures-channel v0.3.28
[INFO] [stderr]    Compiling home v0.5.5
[INFO] [stderr]    Compiling rustix v0.37.18
[INFO] [stderr]    Compiling libm v0.2.6
[INFO] [stderr]    Compiling futures-util v0.3.28
[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" "d79d6c801cef3b795f1e50edd1632733db802d892f1c75d98bb58b1228a33996", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d79d6c801cef3b795f1e50edd1632733db802d892f1c75d98bb58b1228a33996", kill_on_drop: false }`
[INFO] [stdout] d79d6c801cef3b795f1e50edd1632733db802d892f1c75d98bb58b1228a33996
