[INFO] cloning repository https://github.com/mjgaughan/gawain
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/mjgaughan/gawain" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmjgaughan%2Fgawain", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmjgaughan%2Fgawain'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] c97f708143e0f602c104ea74728c19447807d0f7
[INFO] testing mjgaughan/gawain against beta-2025-09-21 for beta-1.91-3
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmjgaughan%2Fgawain" "/workspace/builds/worker-0-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/mjgaughan/gawain
[INFO] finished tweaking git repo https://github.com/mjgaughan/gawain
[INFO] tweaked toml for git repo https://github.com/mjgaughan/gawain written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/mjgaughan/gawain on toolchain beta-2025-09-21
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-09-21" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/mjgaughan/gawain 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" "+beta-2025-09-21" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 72231357a5cc92892f323e3e702b2896d04a695109bc2f591faeead5fb2c2beb
[INFO] running `Command { std: "docker" "start" "-a" "72231357a5cc92892f323e3e702b2896d04a695109bc2f591faeead5fb2c2beb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "72231357a5cc92892f323e3e702b2896d04a695109bc2f591faeead5fb2c2beb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "72231357a5cc92892f323e3e702b2896d04a695109bc2f591faeead5fb2c2beb", kill_on_drop: false }`
[INFO] [stdout] 72231357a5cc92892f323e3e702b2896d04a695109bc2f591faeead5fb2c2beb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fc2430811d5e2b62a149f9b66288505505dfda86df2981d0bb4f40e531f72611
[INFO] running `Command { std: "docker" "start" "-a" "fc2430811d5e2b62a149f9b66288505505dfda86df2981d0bb4f40e531f72611", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.155
[INFO] [stderr]    Compiling once_cell v1.19.0
[INFO] [stderr]    Compiling pkg-config v0.3.30
[INFO] [stderr]    Compiling unicode-bidi v0.3.15
[INFO] [stderr]    Compiling serde v1.0.205
[INFO] [stderr]    Compiling serde_json v1.0.122
[INFO] [stderr]    Compiling memchr v2.7.4
[INFO] [stderr]    Compiling tinyvec v1.6.1
[INFO] [stderr]    Compiling unicode-normalization v0.1.23
[INFO] [stderr]    Compiling jobserver v0.1.31
[INFO] [stderr]    Compiling cc v1.0.104
[INFO] [stderr]    Compiling idna v0.5.0
[INFO] [stderr]    Compiling url v2.5.2
[INFO] [stderr]    Compiling libz-sys v1.1.18
[INFO] [stderr]    Compiling openssl-sys v0.9.102
[INFO] [stderr]    Compiling libssh2-sys v0.3.0
[INFO] [stderr]    Compiling libgit2-sys v0.17.0+1.8.1
[INFO] [stderr]    Compiling git2 v0.19.0
[INFO] [stderr]    Compiling gawain v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `std::str::Split`
[INFO] [stdout]  --> src/main.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use std::str::Split;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::fs`
[INFO] [stdout]  --> src/backends/git.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::fs;
[INFO] [stdout]   |     ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `tmp_path` is never read
[INFO] [stdout]   --> src/backends/git.rs:15:9
[INFO] [stdout]    |
[INFO] [stdout] 13 | pub struct GitRepository {
[INFO] [stdout]    |            ------------- field in this struct
[INFO] [stdout] 14 |     pub vcs_link: String,
[INFO] [stdout] 15 |     pub tmp_path: String,
[INFO] [stdout]    |         ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `GitRepository` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 29.00s
[INFO] running `Command { std: "docker" "inspect" "fc2430811d5e2b62a149f9b66288505505dfda86df2981d0bb4f40e531f72611", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fc2430811d5e2b62a149f9b66288505505dfda86df2981d0bb4f40e531f72611", kill_on_drop: false }`
[INFO] [stdout] fc2430811d5e2b62a149f9b66288505505dfda86df2981d0bb4f40e531f72611
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 645058fd6ddc25d3abdd0b1af61ad5ed451955766e476fd81d446b1d74fdb04e
[INFO] running `Command { std: "docker" "start" "-a" "645058fd6ddc25d3abdd0b1af61ad5ed451955766e476fd81d446b1d74fdb04e", kill_on_drop: false }`
[INFO] [stderr]    Compiling gawain v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `std::str::Split`
[INFO] [stdout]  --> src/main.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use std::str::Split;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::fs`
[INFO] [stdout]  --> src/backends/git.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::fs;
[INFO] [stdout]   |     ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `tmp_path` is never read
[INFO] [stdout]   --> src/backends/git.rs:15:9
[INFO] [stdout]    |
[INFO] [stdout] 13 | pub struct GitRepository {
[INFO] [stdout]    |            ------------- field in this struct
[INFO] [stdout] 14 |     pub vcs_link: String,
[INFO] [stdout] 15 |     pub tmp_path: String,
[INFO] [stdout]    |         ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `GitRepository` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.65s
[INFO] running `Command { std: "docker" "inspect" "645058fd6ddc25d3abdd0b1af61ad5ed451955766e476fd81d446b1d74fdb04e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "645058fd6ddc25d3abdd0b1af61ad5ed451955766e476fd81d446b1d74fdb04e", kill_on_drop: false }`
[INFO] [stdout] 645058fd6ddc25d3abdd0b1af61ad5ed451955766e476fd81d446b1d74fdb04e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 9c8d3d27d2b6b447e8d1adfc61df9b2bd314deacc6bdf79c26dbd6337e202e39
[INFO] running `Command { std: "docker" "start" "-a" "9c8d3d27d2b6b447e8d1adfc61df9b2bd314deacc6bdf79c26dbd6337e202e39", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `std::str::Split`
[INFO] [stderr]  --> src/main.rs:5:5
[INFO] [stderr]   |
[INFO] [stderr] 5 | use std::str::Split;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::fs`
[INFO] [stderr]  --> src/backends/git.rs:3:5
[INFO] [stderr]   |
[INFO] [stderr] 3 | use std::fs;
[INFO] [stderr]   |     ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field `tmp_path` is never read
[INFO] [stderr]   --> src/backends/git.rs:15:9
[INFO] [stderr]    |
[INFO] [stderr] 13 | pub struct GitRepository {
[INFO] [stderr]    |            ------------- field in this struct
[INFO] [stderr] 14 |     pub vcs_link: String,
[INFO] [stderr] 15 |     pub tmp_path: String,
[INFO] [stderr]    |         ^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `GitRepository` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `gawain` (bin "gawain" test) generated 3 warnings (run `cargo fix --bin "gawain" --tests` to apply 2 suggestions)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/gawain-7edce9438b17502d)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/gawain-f439e7b5e1526da1)
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests gawain
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "9c8d3d27d2b6b447e8d1adfc61df9b2bd314deacc6bdf79c26dbd6337e202e39", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9c8d3d27d2b6b447e8d1adfc61df9b2bd314deacc6bdf79c26dbd6337e202e39", kill_on_drop: false }`
[INFO] [stdout] 9c8d3d27d2b6b447e8d1adfc61df9b2bd314deacc6bdf79c26dbd6337e202e39