[INFO] cloning repository https://github.com/mythmon/mdbook-rust-doc
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/mythmon/mdbook-rust-doc" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmythmon%2Fmdbook-rust-doc", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmythmon%2Fmdbook-rust-doc'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] f8e13a8252088a1655708638249549c9d2e32e43
[INFO] checking mythmon/mdbook-rust-doc against try#6284d7b4bd27983dba388146648ab844ca7d032f for pr-152971
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmythmon%2Fmdbook-rust-doc" "/workspace/builds/worker-3-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/mythmon/mdbook-rust-doc
[INFO] finished tweaking git repo https://github.com/mythmon/mdbook-rust-doc
[INFO] tweaked toml for git repo https://github.com/mythmon/mdbook-rust-doc written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/mythmon/mdbook-rust-doc on toolchain 6284d7b4bd27983dba388146648ab844ca7d032f
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+6284d7b4bd27983dba388146648ab844ca7d032f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/mythmon/mdbook-rust-doc 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" "+6284d7b4bd27983dba388146648ab844ca7d032f" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:61361fe0aef631f17e9d025a70c5a647956f8c671dd02950a60ad3f5cc5526d7" "/opt/rustwide/cargo-home/bin/cargo" "+6284d7b4bd27983dba388146648ab844ca7d032f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b0ce94339d6426baea58dc2d886b1e1101d4e4e4d2d09087bf452a2022193ca4
[INFO] running `Command { std: "docker" "start" "-a" "b0ce94339d6426baea58dc2d886b1e1101d4e4e4d2d09087bf452a2022193ca4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b0ce94339d6426baea58dc2d886b1e1101d4e4e4d2d09087bf452a2022193ca4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b0ce94339d6426baea58dc2d886b1e1101d4e4e4d2d09087bf452a2022193ca4", kill_on_drop: false }`
[INFO] [stdout] b0ce94339d6426baea58dc2d886b1e1101d4e4e4d2d09087bf452a2022193ca4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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=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@sha256:61361fe0aef631f17e9d025a70c5a647956f8c671dd02950a60ad3f5cc5526d7" "/opt/rustwide/cargo-home/bin/cargo" "+6284d7b4bd27983dba388146648ab844ca7d032f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 81e854dd4d425d3fb3ea0d3670a9819d36d024d596479b72d74229ec9f26a721
[INFO] running `Command { std: "docker" "start" "-a" "81e854dd4d425d3fb3ea0d3670a9819d36d024d596479b72d74229ec9f26a721", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.101
[INFO] [stderr]     Checking bitflags v2.9.4
[INFO] [stderr]    Compiling thiserror v2.0.16
[INFO] [stderr]    Compiling libc v0.2.175
[INFO] [stderr]    Compiling rustix v1.0.8
[INFO] [stderr]     Checking aho-corasick v1.1.3
[INFO] [stderr]     Checking linux-raw-sys v0.9.4
[INFO] [stderr]     Checking regex-syntax v0.8.6
[INFO] [stderr]     Checking anstyle-query v1.1.4
[INFO] [stderr]     Checking anstyle v1.0.11
[INFO] [stderr]    Compiling memchr v2.7.5
[INFO] [stderr]     Checking log v0.4.28
[INFO] [stderr]     Checking anstream v0.6.20
[INFO] [stderr]     Checking clap_lex v0.7.5
[INFO] [stderr]     Checking cfg-if v1.0.3
[INFO] [stderr]    Compiling getrandom v0.3.3
[INFO] [stderr]    Compiling serde_json v1.0.143
[INFO] [stderr]    Compiling pulldown-cmark v0.10.3
[INFO] [stderr]     Checking unicode-ident v1.0.18
[INFO] [stderr]    Compiling anyhow v1.0.99
[INFO] [stderr]     Checking unicode-width v0.2.1
[INFO] [stderr]     Checking option-ext v0.2.0
[INFO] [stderr]     Checking num-modular v0.6.1
[INFO] [stderr]    Compiling pulldown-cmark v0.13.0
[INFO] [stderr]    Compiling quote v1.0.40
[INFO] [stderr]     Checking dirs-sys v0.5.0
[INFO] [stderr]     Checking getopts v0.2.24
[INFO] [stderr]    Compiling syn v2.0.106
[INFO] [stderr]     Checking pulldown-cmark-escape v0.11.0
[INFO] [stderr]     Checking winnow v0.7.13
[INFO] [stderr]     Checking once_cell v1.21.3
[INFO] [stderr]     Checking jiff v0.2.15
[INFO] [stderr]     Checking regex-automata v0.4.10
[INFO] [stderr]     Checking num-order v1.2.0
[INFO] [stderr]    Compiling semver v1.0.26
[INFO] [stderr]     Checking pulldown-cmark-escape v0.10.1
[INFO] [stderr]     Checking chrono v0.4.41
[INFO] [stderr]     Checking terminal_size v0.4.3
[INFO] [stderr]     Checking clap_builder v4.5.47
[INFO] [stderr]     Checking tempfile v3.21.0
[INFO] [stderr]     Checking sha2 v0.10.9
[INFO] [stderr]     Checking dirs v6.0.0
[INFO] [stderr]     Checking topological-sort v0.2.2
[INFO] [stderr]     Checking toml_writer v1.0.2
[INFO] [stderr]     Checking shlex v1.3.0
[INFO] [stderr]     Checking pulldown-cmark-to-cmark v21.0.0
[INFO] [stderr]     Checking shellexpand v3.1.1
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/shellexpand-3.1.1/src/funcs.rs:395:21
[INFO] [stdout]     |
[INFO] [stdout] 394 |                 let var_name = match var_name.as_str() {
[INFO] [stdout]     |                                      ----------------- this expression has type `&str`
[INFO] [stdout] 395 |                     Some(var_name) => var_name,
[INFO] [stdout]     |                     ^^^^^^^^^^^^^^ expected `str`, found `Option<_>`
[INFO] [stdout]     |
[INFO] [stdout]     = note: expected type `str`
[INFO] [stdout]                found enum `Option<_>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking toml_parser v1.0.2
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/shellexpand-3.1.1/src/funcs.rs:397:21
[INFO] [stdout]     |
[INFO] [stdout] 394 |                 let var_name = match var_name.as_str() {
[INFO] [stdout]     |                                      ----------------- this expression has type `&str`
[INFO] [stdout] ...
[INFO] [stdout] 397 |                     None => return Ok(None),
[INFO] [stdout]     |                     ^^^^ expected `str`, found `Option<_>`
[INFO] [stdout]     |
[INFO] [stdout]     = note: expected type `str`
[INFO] [stdout]                found enum `Option<_>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0308`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `shellexpand` (lib) due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "81e854dd4d425d3fb3ea0d3670a9819d36d024d596479b72d74229ec9f26a721", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "81e854dd4d425d3fb3ea0d3670a9819d36d024d596479b72d74229ec9f26a721", kill_on_drop: false }`
[INFO] [stdout] 81e854dd4d425d3fb3ea0d3670a9819d36d024d596479b72d74229ec9f26a721
