[INFO] fetching crate etherscan-cli 0.0.3...
[INFO] checking etherscan-cli-0.0.3 against master#80399064afa4a2cd153f30d02c25f7ea0383ed65 for opaque-soundness-fix
[INFO] extracting crate etherscan-cli 0.0.3 into /workspace/builds/worker-1-tc1/source
[INFO] validating manifest of crates.io crate etherscan-cli 0.0.3 on toolchain 80399064afa4a2cd153f30d02c25f7ea0383ed65
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+80399064afa4a2cd153f30d02c25f7ea0383ed65" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate etherscan-cli 0.0.3
[INFO] finished tweaking crates.io crate etherscan-cli 0.0.3
[INFO] tweaked toml for crates.io crate etherscan-cli 0.0.3 written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] crate crates.io crate etherscan-cli 0.0.3 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" "+80399064afa4a2cd153f30d02c25f7ea0383ed65" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded rustls-pemfile v1.0.1
[INFO] [stderr]   Downloaded primitive-types v0.11.1
[INFO] [stderr]   Downloaded ethers-signers v1.0.0
[INFO] [stderr]   Downloaded dunce v1.0.3
[INFO] [stderr]   Downloaded ethbloom v0.12.1
[INFO] [stderr]   Downloaded rfc6979 v0.3.0
[INFO] [stderr]   Downloaded ethers-addressbook v1.0.0
[INFO] [stderr]   Downloaded keccak v0.1.2
[INFO] [stderr]   Downloaded parity-scale-codec-derive v3.1.3
[INFO] [stderr]   Downloaded ethers-contract-derive v1.0.0
[INFO] [stderr]   Downloaded futures-locks v0.7.0
[INFO] [stderr]   Downloaded serde-aux v4.0.0
[INFO] [stderr]   Downloaded ethers-contract-abigen v1.0.0
[INFO] [stderr]   Downloaded ethers-contract v1.0.0
[INFO] [stderr]   Downloaded aes v0.8.2
[INFO] [stderr]   Downloaded rust_decimal v1.26.1
[INFO] [stderr]   Downloaded ethers-core v1.0.0
[INFO] [stderr]   Downloaded hyper v0.14.22
[INFO] [stderr]   Downloaded rustls v0.20.7
[INFO] [stderr]   Downloaded webpki-roots v0.22.5
[INFO] [stderr]   Downloaded base64ct v1.5.3
[INFO] [stderr]   Downloaded der v0.6.0
[INFO] [stderr]   Downloaded ethers-etherscan v1.0.0
[INFO] [stderr]   Downloaded ethers-providers v1.0.0
[INFO] [stderr]   Downloaded blake2 v0.10.4
[INFO] [stderr]   Downloaded const-oid v0.9.0
[INFO] [stderr]   Downloaded auto_impl v1.0.1
[INFO] [stderr]   Downloaded parity-scale-codec v3.2.1
[INFO] [stderr]   Downloaded scale-info v2.3.0
[INFO] [stderr]   Downloaded ethers-middleware v1.0.0
[INFO] [stderr]   Downloaded ws_stream_wasm v0.7.3
[INFO] [stderr]   Downloaded cargo_metadata v0.15.1
[INFO] [stderr]   Downloaded ethabi v17.2.0
[INFO] [stderr]   Downloaded uint v0.9.4
[INFO] [stderr]   Downloaded ethers v1.0.0
[INFO] [stderr]   Downloaded cc v1.0.74
[INFO] [stderr]   Downloaded cipher v0.4.3
[INFO] [stderr]   Downloaded scale-info-derive v2.3.0
[INFO] [stderr]   Downloaded open-fastrlp v0.1.2
[INFO] [stderr]   Downloaded hyper-rustls v0.23.0
[INFO] [stderr]   Downloaded ethereum-types v0.13.1
[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" "+80399064afa4a2cd153f30d02c25f7ea0383ed65" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 20a5cc400358be87ecf4828dbdc17ed23f36135121bef2b8f13004d046d2f38e
[INFO] running `Command { std: "docker" "start" "-a" "20a5cc400358be87ecf4828dbdc17ed23f36135121bef2b8f13004d046d2f38e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "20a5cc400358be87ecf4828dbdc17ed23f36135121bef2b8f13004d046d2f38e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "20a5cc400358be87ecf4828dbdc17ed23f36135121bef2b8f13004d046d2f38e", kill_on_drop: false }`
[INFO] [stdout] 20a5cc400358be87ecf4828dbdc17ed23f36135121bef2b8f13004d046d2f38e
[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" "+80399064afa4a2cd153f30d02c25f7ea0383ed65" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9809445b051da8ae60a81ccc8d9c6ce9d324220a8f40b31e61df4f020962e8ec
[INFO] running `Command { std: "docker" "start" "-a" "9809445b051da8ae60a81ccc8d9c6ce9d324220a8f40b31e61df4f020962e8ec", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.47
[INFO] [stderr]    Compiling syn v1.0.103
[INFO] [stderr]    Compiling libc v0.2.137
[INFO] [stderr]    Compiling serde_derive v1.0.147
[INFO] [stderr]    Compiling serde v1.0.147
[INFO] [stderr]    Compiling quote v1.0.21
[INFO] [stderr]    Compiling once_cell v1.16.0
[INFO] [stderr]     Checking typenum v1.15.0
[INFO] [stderr]    Compiling thiserror v1.0.37
[INFO] [stderr]    Compiling cc v1.0.74
[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]     Checking subtle v2.4.1
[INFO] [stderr]    Compiling tokio v1.21.2
[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" "9809445b051da8ae60a81ccc8d9c6ce9d324220a8f40b31e61df4f020962e8ec", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9809445b051da8ae60a81ccc8d9c6ce9d324220a8f40b31e61df4f020962e8ec", kill_on_drop: false }`
[INFO] [stdout] 9809445b051da8ae60a81ccc8d9c6ce9d324220a8f40b31e61df4f020962e8ec
