[INFO] fetching crate rhai-doc 0.2.4...
[INFO] checking rhai-doc-0.2.4 against master#af4a5a13a15fa0c60e06321077ef452f769b42fd for pr-122960-4
[INFO] extracting crate rhai-doc 0.2.4 into /workspace/builds/worker-4-tc1/source
[INFO] validating manifest of crates.io crate rhai-doc 0.2.4 on toolchain af4a5a13a15fa0c60e06321077ef452f769b42fd
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+af4a5a13a15fa0c60e06321077ef452f769b42fd" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate rhai-doc 0.2.4
[INFO] finished tweaking crates.io crate rhai-doc 0.2.4
[INFO] tweaked toml for crates.io crate rhai-doc 0.2.4 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] crate crates.io crate rhai-doc 0.2.4 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" "+af4a5a13a15fa0c60e06321077ef452f769b42fd" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded handlebars v4.3.5
[INFO] [stderr]   Downloaded pest_generator v2.4.1
[INFO] [stderr]   Downloaded pest_derive v2.4.1
[INFO] [stderr]   Downloaded pest_meta v2.4.1
[INFO] [stderr]   Downloaded pest v2.4.1
[INFO] [stderr]   Downloaded rhai_codegen v1.4.2
[INFO] [stderr]   Downloaded rhai v1.11.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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" "+af4a5a13a15fa0c60e06321077ef452f769b42fd" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 81403b2b6702c26d15bf4ff82fc512864792fff196e1e92694a407168432dbe5
[INFO] running `Command { std: "docker" "start" "-a" "81403b2b6702c26d15bf4ff82fc512864792fff196e1e92694a407168432dbe5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "81403b2b6702c26d15bf4ff82fc512864792fff196e1e92694a407168432dbe5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "81403b2b6702c26d15bf4ff82fc512864792fff196e1e92694a407168432dbe5", kill_on_drop: false }`
[INFO] [stdout] 81403b2b6702c26d15bf4ff82fc512864792fff196e1e92694a407168432dbe5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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=allow" "-e" "RUSTDOCFLAGS=--cap-lints=allow" "-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" "+af4a5a13a15fa0c60e06321077ef452f769b42fd" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2daa9f073d9d36909dda13c947fe5009488a86a85c941e3dc1c32fbebb8d3d9d
[INFO] running `Command { std: "docker" "start" "-a" "2daa9f073d9d36909dda13c947fe5009488a86a85c941e3dc1c32fbebb8d3d9d", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.103
[INFO] [stderr]    Compiling serde_derive v1.0.147
[INFO] [stderr]    Compiling serde v1.0.147
[INFO] [stderr]    Compiling once_cell v1.16.0
[INFO] [stderr]    Compiling proc-macro-hack v0.5.19
[INFO] [stderr]    Compiling ucd-trie v0.1.5
[INFO] [stderr]    Compiling proc-macro2 v1.0.47
[INFO] [stderr]    Compiling crunchy v0.2.2
[INFO] [stderr]    Compiling tiny-keccak v2.0.2
[INFO] [stderr]    Compiling serde_json v1.0.89
[INFO] [stderr]    Compiling libc v0.2.137
[INFO] [stderr]    Compiling ahash v0.8.2
[INFO] [stderr]    Compiling unicase v2.6.0
[INFO] [stderr]    Compiling smartstring v1.0.1
[INFO] [stderr]    Compiling log v0.4.17
[INFO] [stderr]     Checking getrandom v0.2.8
[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 unicode-width v0.1.10
[INFO] [stderr]    Compiling pulldown-cmark v0.9.2
[INFO] [stderr]     Checking os_str_bytes v6.4.1
[INFO] [stderr]     Checking getopts v0.2.21
[INFO] [stderr]     Checking num-traits v0.2.15
[INFO] [stderr]     Checking atty v0.2.14
[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" "2daa9f073d9d36909dda13c947fe5009488a86a85c941e3dc1c32fbebb8d3d9d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2daa9f073d9d36909dda13c947fe5009488a86a85c941e3dc1c32fbebb8d3d9d", kill_on_drop: false }`
[INFO] [stdout] 2daa9f073d9d36909dda13c947fe5009488a86a85c941e3dc1c32fbebb8d3d9d
[INFO] checking rhai-doc-0.2.4 against try#36dbcaee1a55543dfc181be52a69d99ff46ff62f for pr-122960-4
[INFO] extracting crate rhai-doc 0.2.4 into /workspace/builds/worker-4-tc2/source
[INFO] validating manifest of crates.io crate rhai-doc 0.2.4 on toolchain 36dbcaee1a55543dfc181be52a69d99ff46ff62f
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+36dbcaee1a55543dfc181be52a69d99ff46ff62f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate rhai-doc 0.2.4
[INFO] finished tweaking crates.io crate rhai-doc 0.2.4
[INFO] tweaked toml for crates.io crate rhai-doc 0.2.4 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] crate crates.io crate rhai-doc 0.2.4 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" "+36dbcaee1a55543dfc181be52a69d99ff46ff62f" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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" "+36dbcaee1a55543dfc181be52a69d99ff46ff62f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 38bd83badbc164e8cade1f91a0154400f18737652ae96fd37f68c4d4bf45a4e9
[INFO] running `Command { std: "docker" "start" "-a" "38bd83badbc164e8cade1f91a0154400f18737652ae96fd37f68c4d4bf45a4e9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "38bd83badbc164e8cade1f91a0154400f18737652ae96fd37f68c4d4bf45a4e9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "38bd83badbc164e8cade1f91a0154400f18737652ae96fd37f68c4d4bf45a4e9", kill_on_drop: false }`
[INFO] [stdout] 38bd83badbc164e8cade1f91a0154400f18737652ae96fd37f68c4d4bf45a4e9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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=allow" "-e" "RUSTDOCFLAGS=--cap-lints=allow" "-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" "+36dbcaee1a55543dfc181be52a69d99ff46ff62f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5f1abb16550c2f84af2b4dc1076c55bf5767791471476d8bda36074081ef0589
[INFO] running `Command { std: "docker" "start" "-a" "5f1abb16550c2f84af2b4dc1076c55bf5767791471476d8bda36074081ef0589", kill_on_drop: false }`
[INFO] [stderr] Copying to /tmp/fixit
[INFO] [stderr] skipping non-2021 edition `2018`
[INFO] running `Command { std: "docker" "inspect" "5f1abb16550c2f84af2b4dc1076c55bf5767791471476d8bda36074081ef0589", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5f1abb16550c2f84af2b4dc1076c55bf5767791471476d8bda36074081ef0589", kill_on_drop: false }`
[INFO] [stdout] 5f1abb16550c2f84af2b4dc1076c55bf5767791471476d8bda36074081ef0589