[INFO] fetching crate ekt 0.1.4...
[INFO] checking ekt-0.1.4 against master#fd2c811d25ad5773fbd2463e058bf4edf4d44eb2 for pr-130443
[INFO] extracting crate ekt 0.1.4 into /workspace/builds/worker-6-tc1/source
[INFO] validating manifest of crates.io crate ekt 0.1.4 on toolchain fd2c811d25ad5773fbd2463e058bf4edf4d44eb2
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+fd2c811d25ad5773fbd2463e058bf4edf4d44eb2" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate ekt 0.1.4
[INFO] finished tweaking crates.io crate ekt 0.1.4
[INFO] tweaked toml for crates.io crate ekt 0.1.4 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] crate crates.io crate ekt 0.1.4 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" "+fd2c811d25ad5773fbd2463e058bf4edf4d44eb2" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded zip v0.6.4
[INFO] [stderr]   Downloaded serde_spanned v0.6.1
[INFO] [stderr]   Downloaded ethers-addressbook v2.0.3
[INFO] [stderr]   Downloaded enr v0.8.0
[INFO] [stderr]   Downloaded ethers-contract-derive v2.0.3
[INFO] [stderr]   Downloaded num_enum v0.6.0
[INFO] [stderr]   Downloaded prettyplease v0.2.4
[INFO] [stderr]   Downloaded toml v0.7.3
[INFO] [stderr]   Downloaded ethers-providers v2.0.3
[INFO] [stderr]   Downloaded ethers-solc v2.0.3
[INFO] [stderr]   Downloaded pbkdf2 v0.12.1
[INFO] [stderr]   Downloaded ethers-core v2.0.3
[INFO] [stderr]   Downloaded lalrpop v0.19.9
[INFO] [stderr]   Downloaded h2 v0.3.17
[INFO] [stderr]   Downloaded coins-bip39 v0.8.6
[INFO] [stderr]   Downloaded der v0.7.3
[INFO] [stderr]   Downloaded elliptic-curve v0.13.4
[INFO] [stderr]   Downloaded parity-scale-codec v3.4.0
[INFO] [stderr]   Downloaded ethers-contract-abigen v2.0.3
[INFO] [stderr]   Downloaded ethers-etherscan v2.0.3
[INFO] [stderr]   Downloaded crypto-bigint v0.5.1
[INFO] [stderr]   Downloaded sha3 v0.10.7
[INFO] [stderr]   Downloaded svm-rs v0.2.22
[INFO] [stderr]   Downloaded ethers-contract v2.0.3
[INFO] [stderr]   Downloaded lalrpop-util v0.19.9
[INFO] [stderr]   Downloaded ethers v2.0.3
[INFO] [stderr]   Downloaded ethers-middleware v2.0.3
[INFO] [stderr]   Downloaded coins-bip32 v0.8.3
[INFO] [stderr]   Downloaded ecdsa v0.16.6
[INFO] [stderr]   Downloaded auto_impl v1.0.1
[INFO] [stderr]   Downloaded ena v0.14.2
[INFO] [stderr]   Downloaded scale-info v2.5.0
[INFO] [stderr]   Downloaded solang-parser v0.2.4
[INFO] [stderr]   Downloaded coins-core v0.8.3
[INFO] [stderr]   Downloaded dunce v1.0.3
[INFO] [stderr]   Downloaded camino v1.1.4
[INFO] [stderr]   Downloaded spki v0.7.1
[INFO] [stderr]   Downloaded num_enum_derive v0.6.0
[INFO] [stderr]   Downloaded scale-info-derive v2.5.0
[INFO] [stderr]   Downloaded ethers-signers v2.0.3
[INFO] [stderr]   Downloaded home v0.5.4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:ceb6ea022f8a89cebbe621bb4987e73a935bd40dfbb726f832cfff4742a5b95a" "/opt/rustwide/cargo-home/bin/cargo" "+fd2c811d25ad5773fbd2463e058bf4edf4d44eb2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 10c6049bca91983e75b92736cbc3caf3062bcb4133010490ebf2f1ba4399c562
[INFO] running `Command { std: "docker" "start" "-a" "10c6049bca91983e75b92736cbc3caf3062bcb4133010490ebf2f1ba4399c562", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "10c6049bca91983e75b92736cbc3caf3062bcb4133010490ebf2f1ba4399c562", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "10c6049bca91983e75b92736cbc3caf3062bcb4133010490ebf2f1ba4399c562", kill_on_drop: false }`
[INFO] [stdout] 10c6049bca91983e75b92736cbc3caf3062bcb4133010490ebf2f1ba4399c562
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:ceb6ea022f8a89cebbe621bb4987e73a935bd40dfbb726f832cfff4742a5b95a" "/opt/rustwide/cargo-home/bin/cargo" "+fd2c811d25ad5773fbd2463e058bf4edf4d44eb2" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] be7079f1581aef7472202676b2d0a6c4f28b1033bd3aef5b48fb11c792c22818
[INFO] running `Command { std: "docker" "start" "-a" "be7079f1581aef7472202676b2d0a6c4f28b1033bd3aef5b48fb11c792c22818", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.56
[INFO] [stderr]    Compiling quote v1.0.26
[INFO] [stderr]    Compiling unicode-ident v1.0.8
[INFO] [stderr]    Compiling libc v0.2.141
[INFO] [stderr]    Compiling serde_derive v1.0.160
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling serde v1.0.160
[INFO] [stderr]     Checking zeroize v1.6.0
[INFO] [stderr]    Compiling once_cell v1.17.1
[INFO] [stderr]    Compiling hashbrown v0.12.3
[INFO] [stderr]    Compiling generic-array v0.14.7
[INFO] [stderr]    Compiling indexmap v1.9.3
[INFO] [stderr]     Checking const-oid v0.9.2
[INFO] [stderr]     Checking subtle v2.4.1
[INFO] [stderr]    Compiling winnow v0.4.1
[INFO] [stderr]    Compiling crunchy v0.2.2
[INFO] [stderr]    Compiling thiserror v1.0.40
[INFO] [stderr]     Checking cpufeatures v0.2.6
[INFO] [stderr]     Checking itoa v1.0.6
[INFO] [stderr]    Compiling typenum v1.16.0
[INFO] [stderr]     Checking byteorder v1.4.3
[INFO] [stderr]    Compiling ppv-lite86 v0.2.17
[INFO] [stderr]     Checking der v0.7.3
[INFO] [stderr]    Compiling log v0.4.17
[INFO] [stderr]    Compiling tiny-keccak v2.0.2
[INFO] [stderr]     Checking rustc-hex v2.1.0
[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 futures-core v0.3.28
[INFO] [stderr]    Compiling ring v0.16.20
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]    Compiling semver v1.0.17
[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" "be7079f1581aef7472202676b2d0a6c4f28b1033bd3aef5b48fb11c792c22818", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "be7079f1581aef7472202676b2d0a6c4f28b1033bd3aef5b48fb11c792c22818", kill_on_drop: false }`
[INFO] [stdout] be7079f1581aef7472202676b2d0a6c4f28b1033bd3aef5b48fb11c792c22818
