[INFO] fetching crate els 0.1.38...
[INFO] checking els-0.1.38 against master#c2f2db79ca3024f68d22b45aa22b570775c2c4ad for pr-124157
[INFO] extracting crate els 0.1.38 into /workspace/builds/worker-6-tc1/source
[INFO] validating manifest of crates.io crate els 0.1.38 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] started tweaking crates.io crate els 0.1.38
[INFO] finished tweaking crates.io crate els 0.1.38
[INFO] tweaked toml for crates.io crate els 0.1.38 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] crate crates.io crate els 0.1.38 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 backtrace-on-stack-overflow v0.3.0
[INFO] [stderr]   Downloaded molc v0.2.7
[INFO] [stderr]   Downloaded erg_parser v0.6.26
[INFO] [stderr]   Downloaded erg_common v0.6.26
[INFO] [stderr]   Downloaded erg_proc_macros v0.6.26
[INFO] [stderr]   Downloaded erg_compiler v0.6.26
[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@sha256:99613afd962a8cfa530ec1899472a458bd015a1ab0af876cf7eb06f6006d81ea" "/opt/rustwide/cargo-home/bin/cargo" "+c2f2db79ca3024f68d22b45aa22b570775c2c4ad" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 19d072bd4c4bf6d87e73b4bb57c4c0602f2a5dbe278ee22ead81818acd324b13
[INFO] running `Command { std: "docker" "start" "-a" "19d072bd4c4bf6d87e73b4bb57c4c0602f2a5dbe278ee22ead81818acd324b13", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "19d072bd4c4bf6d87e73b4bb57c4c0602f2a5dbe278ee22ead81818acd324b13", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "19d072bd4c4bf6d87e73b4bb57c4c0602f2a5dbe278ee22ead81818acd324b13", kill_on_drop: false }`
[INFO] [stdout] 19d072bd4c4bf6d87e73b4bb57c4c0602f2a5dbe278ee22ead81818acd324b13
[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@sha256:99613afd962a8cfa530ec1899472a458bd015a1ab0af876cf7eb06f6006d81ea" "/opt/rustwide/cargo-home/bin/cargo" "+c2f2db79ca3024f68d22b45aa22b570775c2c4ad" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a4516ee2bf4748c421d1aca04e3c1fb7799a0cbd47f3b958b08f1d53f90b58f9
[INFO] running `Command { std: "docker" "start" "-a" "a4516ee2bf4748c421d1aca04e3c1fb7799a0cbd47f3b958b08f1d53f90b58f9", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.149
[INFO] [stderr]    Compiling erg_common v0.6.26
[INFO] [stderr]    Compiling scopeguard v1.2.0
[INFO] [stderr]    Compiling smallvec v1.11.1
[INFO] [stderr]    Compiling once_cell v1.18.0
[INFO] [stderr]    Compiling serde v1.0.188
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]     Checking thread_local v1.1.7
[INFO] [stderr]     Checking unicode-xid v0.2.4
[INFO] [stderr]    Compiling syn v2.0.38
[INFO] [stderr]    Compiling lock_api v0.4.10
[INFO] [stderr]    Compiling parking_lot_core v0.9.8
[INFO] [stderr]     Checking parking_lot v0.12.1
[INFO] [stderr]    Compiling serde_derive v1.0.188
[INFO] [stderr]    Compiling serde_repr v0.1.16
[INFO] [stderr]    Compiling erg_compiler v0.6.26
[INFO] [stderr]    Compiling erg_proc_macros v0.6.26
[INFO] [stderr]     Checking erg_parser v0.6.26
[INFO] [stderr]     Checking url v2.4.1
[INFO] [stderr]     Checking serde_json v1.0.107
[INFO] [stderr]     Checking lsp-types v0.93.2
[INFO] [stderr]     Checking molc v0.2.7
[INFO] [stderr]     Checking els v0.1.38 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> diagnostics.rs:38:16
[INFO] [stdout]    |
[INFO] [stdout] 38 |     ParseError(IncompleteArtifact),
[INFO] [stdout]    |     ---------- ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]    |
[INFO] [stdout] 38 |     ParseError(()),
[INFO] [stdout]    |                ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> diagnostics.rs:38:16
[INFO] [stdout]    |
[INFO] [stdout] 38 |     ParseError(IncompleteArtifact),
[INFO] [stdout]    |     ---------- ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]    |
[INFO] [stdout] 38 |     ParseError(()),
[INFO] [stdout]    |                ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> diagnostics.rs:38:16
[INFO] [stdout]    |
[INFO] [stdout] 38 |     ParseError(IncompleteArtifact),
[INFO] [stdout]    |     ---------- ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]    |
[INFO] [stdout] 38 |     ParseError(()),
[INFO] [stdout]    |                ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> diagnostics.rs:38:16
[INFO] [stdout]    |
[INFO] [stdout] 38 |     ParseError(IncompleteArtifact),
[INFO] [stdout]    |     ---------- ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]    |
[INFO] [stdout] 38 |     ParseError(()),
[INFO] [stdout]    |                ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 22.17s
[INFO] running `Command { std: "docker" "inspect" "a4516ee2bf4748c421d1aca04e3c1fb7799a0cbd47f3b958b08f1d53f90b58f9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a4516ee2bf4748c421d1aca04e3c1fb7799a0cbd47f3b958b08f1d53f90b58f9", kill_on_drop: false }`
[INFO] [stdout] a4516ee2bf4748c421d1aca04e3c1fb7799a0cbd47f3b958b08f1d53f90b58f9
[ERROR] this task or one of its parent failed!
[ERROR] error sending request for url (https://crater.rust-lang.org/agent-api/record-progress): connection closed before message completed
[ERROR] note: run with `RUST_BACKTRACE=1` to display a backtrace.
