[INFO] fetching crate pair_sync 0.4.3...
[INFO] checking pair_sync-0.4.3 against nightly-2024-02-05 for check-cfg
[INFO] extracting crate pair_sync 0.4.3 into /workspace/builds/worker-2-tc1/source
[INFO] validating manifest of crates.io crate pair_sync 0.4.3 on toolchain nightly-2024-02-05
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+nightly-2024-02-05" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate pair_sync 0.4.3
[INFO] finished tweaking crates.io crate pair_sync 0.4.3
[INFO] tweaked toml for crates.io crate pair_sync 0.4.3 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] crate crates.io crate pair_sync 0.4.3 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" "+nightly-2024-02-05" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded cargo_metadata v0.15.2
[INFO] [stderr]   Downloaded const-oid v0.9.1
[INFO] [stderr]   Downloaded portable-atomic v0.3.15
[INFO] [stderr]   Downloaded fastrlp-derive v0.1.4
[INFO] [stderr]   Downloaded ethers-addressbook v0.17.0
[INFO] [stderr]   Downloaded eth-keystore v0.4.2
[INFO] [stderr]   Downloaded scrypt v0.8.1
[INFO] [stderr]   Downloaded ethers-contract-derive v0.17.0
[INFO] [stderr]   Downloaded ethers-contract-abigen v0.17.0
[INFO] [stderr]   Downloaded ethers-contract v0.17.0
[INFO] [stderr]   Downloaded ethers-core v0.17.0
[INFO] [stderr]   Downloaded webpki-roots v0.22.5
[INFO] [stderr]   Downloaded ethers-providers v0.17.0
[INFO] [stderr]   Downloaded fastrlp v0.1.3
[INFO] [stderr]   Downloaded rkyv v0.7.39
[INFO] [stderr]   Downloaded rust_decimal v1.27.0
[INFO] [stderr]   Downloaded blake2 v0.10.5
[INFO] [stderr]   Downloaded serde_derive v1.0.148
[INFO] [stderr]   Downloaded ethers-etherscan v0.17.0
[INFO] [stderr]   Downloaded ethers-middleware v0.17.0
[INFO] [stderr]   Downloaded hyper-rustls v0.23.1
[INFO] [stderr]   Downloaded async-trait v0.1.59
[INFO] [stderr]   Downloaded rend v0.3.6
[INFO] [stderr]   Downloaded coins-bip32 v0.7.0
[INFO] [stderr]   Downloaded serde-aux v3.1.0
[INFO] [stderr]   Downloaded futures-locks v0.7.0
[INFO] [stderr]   Downloaded send_wrapper v0.5.0
[INFO] [stderr]   Downloaded bech32 v0.7.3
[INFO] [stderr]   Downloaded ws_stream_wasm v0.7.3
[INFO] [stderr]   Downloaded coins-core v0.7.0
[INFO] [stderr]   Downloaded ethers v0.17.0
[INFO] [stderr]   Downloaded serde v1.0.148
[INFO] [stderr]   Downloaded rkyv_derive v0.7.39
[INFO] [stderr]   Downloaded ethers-signers v0.17.0
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[INFO] [stderr]   Downloaded base58check v0.1.0
[INFO] [stderr]   Downloaded num-bigfloat v1.6.0
[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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+nightly-2024-02-05" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 05668f5f4634199c47dbd68153d3d998a3c08d87df025457c8a1e48b4e1e731f
[INFO] running `Command { std: "docker" "start" "-a" "05668f5f4634199c47dbd68153d3d998a3c08d87df025457c8a1e48b4e1e731f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "05668f5f4634199c47dbd68153d3d998a3c08d87df025457c8a1e48b4e1e731f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "05668f5f4634199c47dbd68153d3d998a3c08d87df025457c8a1e48b4e1e731f", kill_on_drop: false }`
[INFO] [stdout] 05668f5f4634199c47dbd68153d3d998a3c08d87df025457c8a1e48b4e1e731f
[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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+nightly-2024-02-05" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d35651edb566523b2a49ce9428b11ad6bb76170e1223cbe2e701479325eda0e1
[INFO] running `Command { std: "docker" "start" "-a" "d35651edb566523b2a49ce9428b11ad6bb76170e1223cbe2e701479325eda0e1", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.47
[INFO] [stderr]    Compiling quote v1.0.21
[INFO] [stderr]    Compiling unicode-ident v1.0.5
[INFO] [stderr]    Compiling syn v1.0.104
[INFO] [stderr]    Compiling libc v0.2.137
[INFO] [stderr]    Compiling serde_derive v1.0.148
[INFO] [stderr]    Compiling serde v1.0.148
[INFO] [stderr]    Compiling typenum v1.15.0
[INFO] [stderr]    Compiling generic-array v0.14.6
[INFO] [stderr]    Compiling once_cell v1.16.0
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling thiserror v1.0.37
[INFO] [stderr]     Checking subtle v2.4.1
[INFO] [stderr]    Compiling log v0.4.17
[INFO] [stderr]    Compiling crunchy v0.2.2
[INFO] [stdout] error[E0635]: unknown feature `proc_macro_span_shrink`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/proc-macro2-1.0.47/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 futures-core v0.3.25
[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" "d35651edb566523b2a49ce9428b11ad6bb76170e1223cbe2e701479325eda0e1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d35651edb566523b2a49ce9428b11ad6bb76170e1223cbe2e701479325eda0e1", kill_on_drop: false }`
[INFO] [stdout] d35651edb566523b2a49ce9428b11ad6bb76170e1223cbe2e701479325eda0e1
