[INFO] cloning repository https://github.com/jbr/semantic-edit-mcp [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/jbr/semantic-edit-mcp" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjbr%2Fsemantic-edit-mcp", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjbr%2Fsemantic-edit-mcp'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 1809d74305804947615cd5d25ec3686aab469536 [INFO] checking jbr/semantic-edit-mcp against try#4f260f0f20b3133d20cfb50353c0221943af5796+rustflags=-Dunmustuse_in_always_ok for pr-148577 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjbr%2Fsemantic-edit-mcp" "/workspace/builds/worker-7-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc2/source'... [INFO] [stderr] done. [INFO] started tweaking git repo https://github.com/jbr/semantic-edit-mcp [INFO] finished tweaking git repo https://github.com/jbr/semantic-edit-mcp [INFO] tweaked toml for git repo https://github.com/jbr/semantic-edit-mcp written to /workspace/builds/worker-7-tc2/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/jbr/semantic-edit-mcp on toolchain 4f260f0f20b3133d20cfb50353c0221943af5796 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate git repo https://github.com/jbr/semantic-edit-mcp 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" "+4f260f0f20b3133d20cfb50353c0221943af5796" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] e6459964208fe9e3f6eed0d20333ed3db6d87720b217a48e6aca2c69cf5f72b7 [INFO] running `Command { std: "docker" "start" "-a" "e6459964208fe9e3f6eed0d20333ed3db6d87720b217a48e6aca2c69cf5f72b7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "e6459964208fe9e3f6eed0d20333ed3db6d87720b217a48e6aca2c69cf5f72b7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e6459964208fe9e3f6eed0d20333ed3db6d87720b217a48e6aca2c69cf5f72b7", kill_on_drop: false }` [INFO] [stdout] e6459964208fe9e3f6eed0d20333ed3db6d87720b217a48e6aca2c69cf5f72b7 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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 -Dunmustuse_in_always_ok" "-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] b35d23e12b6756312742d7aca49a44a80262c9781a27d2d297f1dfa0e1e3b889 [INFO] running `Command { std: "docker" "start" "-a" "b35d23e12b6756312742d7aca49a44a80262c9781a27d2d297f1dfa0e1e3b889", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.174 [INFO] [stderr] Checking regex-syntax v0.8.5 [INFO] [stderr] Checking tree-sitter-language v0.1.5 [INFO] [stderr] Compiling serde v1.0.219 [INFO] [stderr] Checking anstyle-query v1.1.3 [INFO] [stderr] Compiling syn v1.0.109 [INFO] [stderr] Compiling serde_json v1.0.141 [INFO] [stderr] Compiling cc v1.2.30 [INFO] [stderr] Checking aho-corasick v1.1.3 [INFO] [stderr] Checking anstyle-parse v0.2.7 [INFO] [stderr] Checking colorchoice v1.0.4 [INFO] [stderr] Checking anstyle v1.0.11 [INFO] [stderr] Compiling hashbrown v0.15.4 [INFO] [stderr] Compiling syn v2.0.104 [INFO] [stderr] Compiling memoffset v0.9.1 [INFO] [stderr] Compiling memchr v2.7.5 [INFO] [stderr] Compiling ahash v0.8.12 [INFO] [stderr] Checking clap_lex v0.7.5 [INFO] [stderr] Compiling beef v0.5.2 [INFO] [stderr] Compiling regex-syntax v0.6.29 [INFO] [stderr] Compiling time-macros v0.2.22 [INFO] [stderr] Checking bstr v1.12.0 [INFO] [stderr] Checking jiff v0.2.15 [INFO] [stderr] Checking anstream v0.6.19 [INFO] [stderr] Checking dyn-clone v1.0.20 [INFO] [stderr] Checking hashbrown v0.14.5 [INFO] [stderr] Checking text-size v1.1.1 [INFO] [stderr] Checking countme v3.0.1 [INFO] [stderr] Checking clap_builder v4.5.41 [INFO] [stderr] Checking itertools v0.10.5 [INFO] [stderr] Checking streaming-iterator v0.1.9 [INFO] [stderr] Checking str_indices v0.4.4 [INFO] [stderr] Checking diffy v0.4.2 [INFO] [stderr] Checking rowan v0.15.17 [INFO] [stderr] Compiling indexmap v2.10.0 [INFO] [stderr] Checking ropey v1.6.1 [INFO] [stderr] Checking inotify-sys v0.1.5 [INFO] [stderr] Checking dirs-sys v0.5.0 [INFO] [stderr] Checking dirs v6.0.0 [INFO] [stderr] Checking inotify v0.11.0 [INFO] [stderr] Checking mio v1.0.4 [INFO] [stderr] Checking getrandom v0.3.3 [INFO] [stderr] Checking shellexpand v3.1.1 [INFO] [stderr] Checking notify v8.1.0 [INFO] [stderr] Checking time v0.3.41 [INFO] [stderr] Compiling tree-sitter-json v0.24.8 [INFO] [stderr] Compiling tree-sitter-typescript v0.23.2 [INFO] [stderr] Compiling tree-sitter-javascript v0.23.1 [INFO] [stderr] Compiling tree-sitter-toml-ng v0.7.0 [INFO] [stderr] Compiling tree-sitter-rust v0.24.0 [INFO] [stderr] Compiling tree-sitter-python v0.23.6 [INFO] [stderr] Compiling tree-sitter-plain v0.1.0 [INFO] [stderr] Checking regex-automata v0.4.9 [INFO] [stderr] Compiling logos-derive v0.12.1 [INFO] [stderr] Compiling serde_derive_internals v0.29.1 [INFO] [stderr] Compiling serde_derive v1.0.219 [INFO] [stderr] Compiling ref-cast-impl v1.0.24 [INFO] [stderr] Compiling thiserror-impl v1.0.69 [INFO] [stderr] Compiling tracing-attributes v0.1.30 [INFO] [stderr] Compiling clap_derive v4.5.41 [INFO] [stderr] Compiling strum_macros v0.27.2 [INFO] [stderr] Compiling enum-map-derive v0.17.0 [INFO] [stderr] Compiling fieldwork v0.4.6 [INFO] [stderr] Checking enum-map v2.7.3 [INFO] [stderr] Checking ref-cast v1.0.24 [INFO] [stderr] Checking tracing v0.1.41 [INFO] [stderr] Compiling schemars_derive v1.0.4 [INFO] [stderr] Checking logos v0.12.1 [INFO] [stderr] Checking regex v1.11.1 [INFO] [stderr] Checking globset v0.4.16 [INFO] [stderr] Checking thiserror v1.0.69 [INFO] [stderr] Checking env_filter v0.1.3 [INFO] [stderr] Checking strum v0.27.2 [INFO] [stderr] Compiling tree-sitter v0.25.8 [INFO] [stderr] Checking env_logger v0.11.8 [INFO] [stderr] Checking clap v4.5.41 [INFO] [stderr] Checking schemars v1.0.4 [INFO] [stderr] Checking taplo v0.14.0 [INFO] [stderr] Checking mcplease v0.2.3 [INFO] [stderr] Checking semantic-edit-mcp v0.2.1 (/opt/rustwide/workdir) [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> src/languages/mod.rs:109:61 [INFO] [stdout] | [INFO] [stdout] 109 | fn from_str(s: &str) -> result::Result { [INFO] [stdout] | _____________________________________________________________^ [INFO] [stdout] 110 | | Ok(match s { [INFO] [stdout] 111 | | "rust" | "rs" => LanguageName::Rust, [INFO] [stdout] 112 | | "json" => LanguageName::Json, [INFO] [stdout] ... | [INFO] [stdout] 120 | | }) [INFO] [stdout] 121 | | } [INFO] [stdout] | |_____^ [INFO] [stdout] | [INFO] [stdout] = note: requested on the command line with `-D unmustuse-in-always-ok` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> src/languages/mod.rs:110:9 [INFO] [stdout] | [INFO] [stdout] 110 | / Ok(match s { [INFO] [stdout] 111 | | "rust" | "rs" => LanguageName::Rust, [INFO] [stdout] 112 | | "json" => LanguageName::Json, [INFO] [stdout] 113 | | "toml" => LanguageName::Toml, [INFO] [stdout] ... | [INFO] [stdout] 119 | | _ => LanguageName::Other, [INFO] [stdout] 120 | | }) [INFO] [stdout] | |__________^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `semantic-edit-mcp` (bin "semantic-edit-mcp") due to 2 previous errors [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> src/languages/mod.rs:109:61 [INFO] [stdout] | [INFO] [stdout] 109 | fn from_str(s: &str) -> result::Result { [INFO] [stdout] | _____________________________________________________________^ [INFO] [stdout] 110 | | Ok(match s { [INFO] [stdout] 111 | | "rust" | "rs" => LanguageName::Rust, [INFO] [stdout] 112 | | "json" => LanguageName::Json, [INFO] [stdout] ... | [INFO] [stdout] 120 | | }) [INFO] [stdout] 121 | | } [INFO] [stdout] | |_____^ [INFO] [stdout] | [INFO] [stdout] = note: requested on the command line with `-D unmustuse-in-always-ok` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> src/languages/mod.rs:110:9 [INFO] [stdout] | [INFO] [stdout] 110 | / Ok(match s { [INFO] [stdout] 111 | | "rust" | "rs" => LanguageName::Rust, [INFO] [stdout] 112 | | "json" => LanguageName::Json, [INFO] [stdout] 113 | | "toml" => LanguageName::Toml, [INFO] [stdout] ... | [INFO] [stdout] 119 | | _ => LanguageName::Other, [INFO] [stdout] 120 | | }) [INFO] [stdout] | |__________^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `semantic-edit-mcp` (bin "semantic-edit-mcp" test) due to 2 previous errors [INFO] running `Command { std: "docker" "inspect" "b35d23e12b6756312742d7aca49a44a80262c9781a27d2d297f1dfa0e1e3b889", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b35d23e12b6756312742d7aca49a44a80262c9781a27d2d297f1dfa0e1e3b889", kill_on_drop: false }` [INFO] [stdout] b35d23e12b6756312742d7aca49a44a80262c9781a27d2d297f1dfa0e1e3b889