[INFO] fetching crate candle_auction 0.1.0...
[INFO] checking candle_auction-0.1.0 against master#c2f2db79ca3024f68d22b45aa22b570775c2c4ad for pr-124157
[INFO] extracting crate candle_auction 0.1.0 into /workspace/builds/worker-2-tc1/source
[INFO] validating manifest of crates.io crate candle_auction 0.1.0 on toolchain c2f2db79ca3024f68d22b45aa22b570775c2c4ad
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2f2db79ca3024f68d22b45aa22b570775c2c4ad" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-2-tc1/source/.cargo/config
[INFO] started tweaking crates.io crate candle_auction 0.1.0
[INFO] finished tweaking crates.io crate candle_auction 0.1.0
[INFO] tweaked toml for crates.io crate candle_auction 0.1.0 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] crate crates.io crate candle_auction 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" "+c2f2db79ca3024f68d22b45aa22b570775c2c4ad" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded cw721-base v0.15.0
[INFO] [stderr]   Downloaded cw-utils v0.15.1
[INFO] [stderr]   Downloaded cw721 v0.15.0
[INFO] [stderr]   Downloaded dyn-clone v1.0.9
[INFO] [stderr]   Downloaded cw2 v0.15.1
[INFO] [stderr]   Downloaded semver v1.0.14
[INFO] [stderr]   Downloaded cw-storage-plus v0.15.1
[INFO] [stderr]   Downloaded unicode-segmentation v1.10.0
[INFO] [stderr]   Downloaded cw2 v0.16.0
[INFO] [stderr]   Downloaded cw20 v0.16.0
[INFO] [stderr]   Downloaded cosmwasm-storage v1.1.3
[INFO] [stderr]   Downloaded ed25519-zebra v3.0.0
[INFO] [stderr]   Downloaded cw-storage-plus v0.16.0
[INFO] [stderr]   Downloaded blake2b-ref v0.3.1
[INFO] [stderr]   Downloaded cosmwasm-std v1.1.3
[INFO] [stderr]   Downloaded cw-utils v0.16.0
[INFO] [stderr]   Downloaded crypto-bigint v0.4.8
[INFO] [stderr]   Downloaded base64ct v1.5.2
[INFO] [stderr]   Downloaded const-oid v0.9.0
[INFO] [stderr]   Downloaded der v0.6.0
[INFO] [stderr]   Downloaded serde-json-wasm v0.4.1
[INFO] [stderr]   Downloaded uint v0.9.4
[INFO] [stderr]   Downloaded signature v1.6.3
[INFO] [stderr]   Downloaded group v0.12.0
[INFO] [stderr]   Downloaded cosmwasm-crypto v1.1.3
[INFO] [stderr]   Downloaded ff v0.12.0
[INFO] [stderr]   Downloaded zeroize v1.5.7
[INFO] [stderr]   Downloaded forward_ref v1.0.0
[INFO] [stderr]   Downloaded cosmwasm-schema-derive v1.1.3
[INFO] [stderr]   Downloaded cosmwasm-schema v1.1.3
[INFO] [stderr]   Downloaded rfc6979 v0.3.0
[INFO] [stderr]   Downloaded cosmwasm-derive v1.1.3
[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@sha256:99613afd962a8cfa530ec1899472a458bd015a1ab0af876cf7eb06f6006d81ea" "/opt/rustwide/cargo-home/bin/cargo" "+c2f2db79ca3024f68d22b45aa22b570775c2c4ad" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c807398106d1f57008345e76526d35d30b4a3c67096488e304f6b1dabeb47e0f
[INFO] running `Command { std: "docker" "start" "-a" "c807398106d1f57008345e76526d35d30b4a3c67096488e304f6b1dabeb47e0f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c807398106d1f57008345e76526d35d30b4a3c67096488e304f6b1dabeb47e0f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c807398106d1f57008345e76526d35d30b4a3c67096488e304f6b1dabeb47e0f", kill_on_drop: false }`
[INFO] [stdout] c807398106d1f57008345e76526d35d30b4a3c67096488e304f6b1dabeb47e0f
[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@sha256:99613afd962a8cfa530ec1899472a458bd015a1ab0af876cf7eb06f6006d81ea" "/opt/rustwide/cargo-home/bin/cargo" "+c2f2db79ca3024f68d22b45aa22b570775c2c4ad" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 67841a522e8ff61daf87374e1d4182f85c5592f471d4218fe85bbe5d32e4324f
[INFO] running `Command { std: "docker" "start" "-a" "67841a522e8ff61daf87374e1d4182f85c5592f471d4218fe85bbe5d32e4324f", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.46
[INFO] [stderr]    Compiling unicode-ident v1.0.4
[INFO] [stderr]    Compiling syn v1.0.101
[INFO] [stderr]    Compiling libc v0.2.134
[INFO] [stderr]     Checking subtle v2.4.1
[INFO] [stderr]     Checking zeroize v1.5.7
[INFO] [stderr]    Compiling serde_derive v1.0.145
[INFO] [stderr]    Compiling serde v1.0.145
[INFO] [stderr]     Checking const-oid v0.9.0
[INFO] [stderr]     Checking base64ct v1.5.2
[INFO] [stderr]     Checking base16ct v0.1.1
[INFO] [stderr]     Checking generic-array v0.14.6
[INFO] [stderr]     Checking cpufeatures v0.2.5
[INFO] [stderr]     Checking byteorder v1.4.3
[INFO] [stderr]    Compiling serde_json v1.0.85
[INFO] [stderr]    Compiling crunchy v0.2.2
[INFO] [stderr]     Checking opaque-debug v0.3.0
[INFO] [stderr]     Checking ryu v1.0.11
[INFO] [stderr]     Checking itoa v1.0.3
[INFO] [stderr]    Compiling schemars v0.8.10
[INFO] [stderr]     Checking dyn-clone v1.0.9
[INFO] [stderr]     Checking der v0.6.0
[INFO] [stderr]     Checking forward_ref v1.0.0
[INFO] [stderr]    Compiling semver v1.0.14
[INFO] [stderr]    Compiling tiny-keccak v2.0.2
[INFO] [stderr]     Checking blake2b-ref v0.3.1
[INFO] [stderr]     Checking unicode-segmentation v1.10.0
[INFO] [stderr]     Checking uint v0.9.4
[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]     Checking block-buffer v0.10.3
[INFO] [stderr]     Checking crypto-common v0.1.6
[INFO] [stderr]     Checking digest v0.9.0
[INFO] [stderr]     Checking block-buffer v0.9.0
[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" "67841a522e8ff61daf87374e1d4182f85c5592f471d4218fe85bbe5d32e4324f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "67841a522e8ff61daf87374e1d4182f85c5592f471d4218fe85bbe5d32e4324f", kill_on_drop: false }`
[INFO] [stdout] 67841a522e8ff61daf87374e1d4182f85c5592f471d4218fe85bbe5d32e4324f
