[INFO] fetching crate mdbook-linkcheck 0.7.7... [INFO] checking mdbook-linkcheck-0.7.7 against master#506512391b1a75ae450d36c9420978402a91abcc for pr-125384 [INFO] extracting crate mdbook-linkcheck 0.7.7 into /workspace/builds/worker-4-tc1/source [INFO] validating manifest of crates.io crate mdbook-linkcheck 0.7.7 on toolchain 506512391b1a75ae450d36c9420978402a91abcc [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+506512391b1a75ae450d36c9420978402a91abcc" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] removed /workspace/builds/worker-4-tc1/source/.cargo/config [INFO] started tweaking crates.io crate mdbook-linkcheck 0.7.7 [INFO] finished tweaking crates.io crate mdbook-linkcheck 0.7.7 [INFO] tweaked toml for crates.io crate mdbook-linkcheck 0.7.7 written to /workspace/builds/worker-4-tc1/source/Cargo.toml [INFO] crate crates.io crate mdbook-linkcheck 0.7.7 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" "+506512391b1a75ae450d36c9420978402a91abcc" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Updating crates.io index [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded reqwest v0.11.12 [INFO] [stderr] Downloaded futures-macro v0.3.24 [INFO] [stderr] Downloaded codespan v0.11.1 [INFO] [stderr] Downloaded linkify v0.7.0 [INFO] [stderr] Downloaded linkcheck v0.4.1 [INFO] [stderr] Downloaded pest_meta v2.4.0 [INFO] [stderr] Downloaded pest v2.4.0 [INFO] [stderr] Downloaded pest_derive v2.4.0 [INFO] [stderr] Downloaded futures-executor v0.3.24 [INFO] [stderr] Downloaded clap_complete v3.2.5 [INFO] [stderr] Downloaded handlebars v4.3.4 [INFO] [stderr] Downloaded anyhow v1.0.65 [INFO] [stderr] Downloaded futures v0.3.24 [INFO] [stderr] Downloaded clap v3.2.22 [INFO] [stderr] Downloaded mdbook v0.4.21 [INFO] [stderr] Downloaded opener v0.5.0 [INFO] [stderr] Downloaded textwrap v0.15.1 [INFO] [stderr] Downloaded pest_generator v2.4.0 [INFO] [stderr] Downloaded openssl v0.10.42 [INFO] [stderr] Downloaded openssl-sys v0.9.76 [INFO] [stderr] Downloaded topological-sort v0.1.0 [INFO] [stderr] Downloaded futures-io v0.3.24 [INFO] [stderr] Downloaded serde_derive v1.0.145 [INFO] [stderr] Downloaded openssl-src v111.22.0+1.1.1q [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@sha256:59a85a07ab18ca8720692f8e61effa1c651d9e2ca591e072c2b212bb91a6b8b5" "/opt/rustwide/cargo-home/bin/cargo" "+506512391b1a75ae450d36c9420978402a91abcc" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 6e3392e2cefcce452d03e382867b758b9842b9c7c3082a7498e572d6576ca50b [INFO] running `Command { std: "docker" "start" "-a" "6e3392e2cefcce452d03e382867b758b9842b9c7c3082a7498e572d6576ca50b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "6e3392e2cefcce452d03e382867b758b9842b9c7c3082a7498e572d6576ca50b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6e3392e2cefcce452d03e382867b758b9842b9c7c3082a7498e572d6576ca50b", kill_on_drop: false }` [INFO] [stdout] 6e3392e2cefcce452d03e382867b758b9842b9c7c3082a7498e572d6576ca50b [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@sha256:59a85a07ab18ca8720692f8e61effa1c651d9e2ca591e072c2b212bb91a6b8b5" "/opt/rustwide/cargo-home/bin/cargo" "+506512391b1a75ae450d36c9420978402a91abcc" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 1f7ba543c9b689066e2b144ed46d5732807cdc64925f16d718c0f6e39b59bfe3 [INFO] running `Command { std: "docker" "start" "-a" "1f7ba543c9b689066e2b144ed46d5732807cdc64925f16d718c0f6e39b59bfe3", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.46 [INFO] [stderr] Compiling quote v1.0.21 [INFO] [stderr] Compiling unicode-ident v1.0.4 [INFO] [stderr] Compiling autocfg v1.1.0 [INFO] [stderr] Compiling syn v1.0.101 [INFO] [stderr] Compiling libc v0.2.134 [INFO] [stderr] Compiling memchr v2.5.0 [INFO] [stderr] Compiling log v0.4.17 [INFO] [stderr] Checking once_cell v1.15.0 [INFO] [stderr] Compiling serde_derive v1.0.145 [INFO] [stderr] Checking pin-project-lite v0.2.9 [INFO] [stderr] Compiling serde v1.0.145 [INFO] [stderr] Compiling cc v1.0.73 [INFO] [stderr] Compiling futures-core v0.3.24 [INFO] [stderr] Compiling thiserror v1.0.37 [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 itoa v1.0.3 [INFO] [stderr] Compiling pkg-config v0.3.25 [INFO] [stderr] Compiling indexmap v1.9.1 [INFO] [stderr] Compiling slab v0.4.7 [INFO] [stderr] Checking bytes v1.2.1 [INFO] [stderr] Compiling futures-channel v0.3.24 [INFO] [stderr] Compiling futures-task v0.3.24 [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" "1f7ba543c9b689066e2b144ed46d5732807cdc64925f16d718c0f6e39b59bfe3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1f7ba543c9b689066e2b144ed46d5732807cdc64925f16d718c0f6e39b59bfe3", kill_on_drop: false }` [INFO] [stdout] 1f7ba543c9b689066e2b144ed46d5732807cdc64925f16d718c0f6e39b59bfe3 [INFO] checking mdbook-linkcheck-0.7.7 against try#dae34b759e282c069aa28752564694effd121a63 for pr-125384 [INFO] extracting crate mdbook-linkcheck 0.7.7 into /workspace/builds/worker-4-tc2/source [INFO] validating manifest of crates.io crate mdbook-linkcheck 0.7.7 on toolchain dae34b759e282c069aa28752564694effd121a63 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+dae34b759e282c069aa28752564694effd121a63" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] removed /workspace/builds/worker-4-tc2/source/.cargo/config [INFO] started tweaking crates.io crate mdbook-linkcheck 0.7.7 [INFO] finished tweaking crates.io crate mdbook-linkcheck 0.7.7 [INFO] tweaked toml for crates.io crate mdbook-linkcheck 0.7.7 written to /workspace/builds/worker-4-tc2/source/Cargo.toml [INFO] crate crates.io crate mdbook-linkcheck 0.7.7 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" "+dae34b759e282c069aa28752564694effd121a63" "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@sha256:59a85a07ab18ca8720692f8e61effa1c651d9e2ca591e072c2b212bb91a6b8b5" "/opt/rustwide/cargo-home/bin/cargo" "+dae34b759e282c069aa28752564694effd121a63" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] b23878691e8e59afc30e5b09548e920298824f90223a1571be9f8d95ab98561a [INFO] running `Command { std: "docker" "start" "-a" "b23878691e8e59afc30e5b09548e920298824f90223a1571be9f8d95ab98561a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "b23878691e8e59afc30e5b09548e920298824f90223a1571be9f8d95ab98561a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b23878691e8e59afc30e5b09548e920298824f90223a1571be9f8d95ab98561a", kill_on_drop: false }` [INFO] [stdout] b23878691e8e59afc30e5b09548e920298824f90223a1571be9f8d95ab98561a [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@sha256:59a85a07ab18ca8720692f8e61effa1c651d9e2ca591e072c2b212bb91a6b8b5" "/opt/rustwide/cargo-home/bin/cargo" "+dae34b759e282c069aa28752564694effd121a63" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] fe1d96a1de301b35375e4f4a3769ff0ce66038e58f9c49aacfb7f6164c476fd1 [INFO] running `Command { std: "docker" "start" "-a" "fe1d96a1de301b35375e4f4a3769ff0ce66038e58f9c49aacfb7f6164c476fd1", kill_on_drop: false }` [INFO] [stderr] Copying to /tmp/fixit [INFO] [stderr] skipping non-2021 edition `2018` [INFO] running `Command { std: "docker" "inspect" "fe1d96a1de301b35375e4f4a3769ff0ce66038e58f9c49aacfb7f6164c476fd1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "fe1d96a1de301b35375e4f4a3769ff0ce66038e58f9c49aacfb7f6164c476fd1", kill_on_drop: false }` [INFO] [stdout] fe1d96a1de301b35375e4f4a3769ff0ce66038e58f9c49aacfb7f6164c476fd1