[INFO] fetching crate coex 0.1.0...
[INFO] checking coex-0.1.0 against master#b0696a5160711c068cb1f01b7437db7990d15750 for pr-121848
[INFO] extracting crate coex 0.1.0 into /workspace/builds/worker-3-tc1/source
[INFO] validating manifest of crates.io crate coex 0.1.0 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 coex 0.1.0
[INFO] finished tweaking crates.io crate coex 0.1.0
[INFO] tweaked toml for crates.io crate coex 0.1.0 written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] crate crates.io crate coex 0.1.0 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 ws_stream_wasm v0.7.3
[INFO] [stderr]   Downloaded prettyplease v0.1.24
[INFO] [stderr]   Downloaded base58 v0.1.0
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[INFO] [stderr]   Downloaded phf_macros v0.11.1
[INFO] [stderr]   Downloaded scale-info-derive v2.3.1
[INFO] [stderr]   Downloaded base58check v0.1.0
[INFO] [stderr]   Downloaded ruint-macro v1.0.2
[INFO] [stderr]   Downloaded ethers-addressbook v2.0.0
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[INFO] [stderr]   Downloaded coins-core v0.7.0
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[INFO] [stderr]   Downloaded ethers-signers v2.0.0
[INFO] [stderr]   Downloaded zip v0.6.3
[INFO] [stderr]   Downloaded blake2 v0.10.5
[INFO] [stderr]   Downloaded cfmms v0.6.1
[INFO] [stderr]   Downloaded rustls v0.20.7
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[INFO] [stderr]   Downloaded ruint v1.7.0
[INFO] [stderr]   Downloaded sha3 v0.10.6
[INFO] [stderr]   Downloaded num-bigfloat v1.6.2
[INFO] [stderr]   Downloaded portable-atomic v0.3.16
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[INFO] [stderr]   Downloaded cargo_metadata v0.15.3
[INFO] [stderr]   Downloaded const-oid v0.9.1
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[INFO] [stderr]   Downloaded ethers v2.0.0
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[INFO] [stderr]   Downloaded tungstenite v0.18.0
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[INFO] [stderr]   Downloaded svm-rs v0.2.18
[INFO] [stderr]   Downloaded ethers-solc v2.0.0
[INFO] [stderr]   Downloaded solang-parser v0.2.3
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[INFO] [stderr]   Downloaded console v0.15.2
[INFO] [stderr]   Downloaded home v0.5.4
[INFO] [stderr]   Downloaded parity-scale-codec-derive v3.1.3
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[INFO] [stderr]   Downloaded tokio-tungstenite v0.18.0
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] 71b16441b2585fc4426032bd0ec227b1e41b3f0387d09050d20f8041a7929c8a
[INFO] running `Command { std: "docker" "start" "-a" "71b16441b2585fc4426032bd0ec227b1e41b3f0387d09050d20f8041a7929c8a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "71b16441b2585fc4426032bd0ec227b1e41b3f0387d09050d20f8041a7929c8a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "71b16441b2585fc4426032bd0ec227b1e41b3f0387d09050d20f8041a7929c8a", kill_on_drop: false }`
[INFO] [stdout] 71b16441b2585fc4426032bd0ec227b1e41b3f0387d09050d20f8041a7929c8a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] a6d917b94cf662d267e9ac54d20b2a26f2e7fda4e2b6a7942e9296a7c16a7d1c
[INFO] running `Command { std: "docker" "start" "-a" "a6d917b94cf662d267e9ac54d20b2a26f2e7fda4e2b6a7942e9296a7c16a7d1c", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.51
[INFO] [stderr]    Compiling quote v1.0.21
[INFO] [stderr]    Compiling unicode-ident v1.0.5
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling libc v0.2.138
[INFO] [stderr]    Compiling serde_derive v1.0.150
[INFO] [stderr]    Compiling typenum v1.16.0
[INFO] [stderr]    Compiling serde v1.0.150
[INFO] [stderr]    Compiling thiserror v1.0.39
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling once_cell v1.17.1
[INFO] [stderr]    Compiling generic-array v0.14.6
[INFO] [stderr]     Checking subtle v2.4.1
[INFO] [stderr]    Compiling crunchy v0.2.2
[INFO] [stderr]    Compiling convert_case v0.4.0
[INFO] [stderr]     Checking byteorder v1.4.3
[INFO] [stderr]    Compiling lock_api v0.4.9
[INFO] [stderr]    Compiling parking_lot_core v0.9.5
[INFO] [stderr]     Checking cpufeatures v0.2.5
[INFO] [stderr]     Checking itoa v1.0.4
[INFO] [stderr]    Compiling log v0.4.17
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]     Checking pin-project-lite v0.2.9
[INFO] [stderr]     Checking zeroize v1.5.7
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling semver v1.0.16
[INFO] [stderr]     Checking base64ct v1.0.1
[INFO] [stderr]     Checking hex v0.4.3
[INFO] [stderr]    Compiling cc v1.0.77
[INFO] [stderr]    Compiling ppv-lite86 v0.2.17
[INFO] [stderr]    Compiling futures-core v0.3.25
[INFO] [stdout] error[E0635]: unknown feature `proc_macro_span_shrink`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/proc-macro2-1.0.51/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 heck v0.4.0
[INFO] [stderr]     Checking const-oid v0.9.1
[INFO] [stderr]     Checking regex-syntax v0.6.28
[INFO] [stderr]    Compiling futures-channel v0.3.25
[INFO] [stderr]    Compiling futures-task v0.3.25
[INFO] [stderr]     Checking der v0.6.1
[INFO] [stderr]    Compiling tiny-keccak v2.0.2
[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" "a6d917b94cf662d267e9ac54d20b2a26f2e7fda4e2b6a7942e9296a7c16a7d1c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a6d917b94cf662d267e9ac54d20b2a26f2e7fda4e2b6a7942e9296a7c16a7d1c", kill_on_drop: false }`
[INFO] [stdout] a6d917b94cf662d267e9ac54d20b2a26f2e7fda4e2b6a7942e9296a7c16a7d1c
