[INFO] cloning repository https://github.com/longwatermelon/cc
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/longwatermelon/cc" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flongwatermelon%2Fcc", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flongwatermelon%2Fcc'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] a96f6f8c7d4772802a46e9a8715b1e283f26eddb
[INFO] testing longwatermelon/cc 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%2Flongwatermelon%2Fcc" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/longwatermelon/cc
[INFO] finished tweaking git repo https://github.com/longwatermelon/cc
[INFO] tweaked toml for git repo https://github.com/longwatermelon/cc written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/longwatermelon/cc 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/longwatermelon/cc 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] 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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b969bbe2bba1e8b541b667f27f444d672ed8737e04a8f814af373bea85064483
[INFO] running `Command { std: "docker" "start" "-a" "b969bbe2bba1e8b541b667f27f444d672ed8737e04a8f814af373bea85064483", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b969bbe2bba1e8b541b667f27f444d672ed8737e04a8f814af373bea85064483", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b969bbe2bba1e8b541b667f27f444d672ed8737e04a8f814af373bea85064483", kill_on_drop: false }`
[INFO] [stdout] b969bbe2bba1e8b541b667f27f444d672ed8737e04a8f814af373bea85064483
[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=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] 28fd12dea504a44bbf0c1e46a167c88fda29ce30e634d66bbf929ded752fd5ab
[INFO] running `Command { std: "docker" "start" "-a" "28fd12dea504a44bbf0c1e46a167c88fda29ce30e634d66bbf929ded752fd5ab", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.146
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling colored v2.0.0
[INFO] [stderr]    Compiling cc v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `value` is never read
[INFO] [stdout]    --> src/node.rs:159:9
[INFO] [stdout]     |
[INFO] [stdout] 158 |     Str {
[INFO] [stdout]     |     --- field in this variant
[INFO] [stdout] 159 |         value: String,
[INFO] [stdout]     |         ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `NodeVariant` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `init`, `cond`, `inc`, and `body` are never read
[INFO] [stdout]    --> src/node.rs:207:9
[INFO] [stdout]     |
[INFO] [stdout] 206 |     For {
[INFO] [stdout]     |     --- fields in this variant
[INFO] [stdout] 207 |         init: Node,
[INFO] [stdout]     |         ^^^^
[INFO] [stdout] 208 |         cond: Node,
[INFO] [stdout]     |         ^^^^
[INFO] [stdout] 209 |         inc: Node,
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 210 |         body: Node,
[INFO] [stdout]     |         ^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `NodeVariant` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.52s
[INFO] running `Command { std: "docker" "inspect" "28fd12dea504a44bbf0c1e46a167c88fda29ce30e634d66bbf929ded752fd5ab", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "28fd12dea504a44bbf0c1e46a167c88fda29ce30e634d66bbf929ded752fd5ab", kill_on_drop: false }`
[INFO] [stdout] 28fd12dea504a44bbf0c1e46a167c88fda29ce30e634d66bbf929ded752fd5ab
[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=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] 777fa0609c049bc1b388df58afbd69a46cb6cc146bd85d42df79823f3bd801c2
[INFO] running `Command { std: "docker" "start" "-a" "777fa0609c049bc1b388df58afbd69a46cb6cc146bd85d42df79823f3bd801c2", kill_on_drop: false }`
[INFO] [stderr]    Compiling cc v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `value` is never read
[INFO] [stdout]    --> src/node.rs:159:9
[INFO] [stdout]     |
[INFO] [stdout] 158 |     Str {
[INFO] [stdout]     |     --- field in this variant
[INFO] [stdout] 159 |         value: String,
[INFO] [stdout]     |         ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `NodeVariant` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `init`, `cond`, `inc`, and `body` are never read
[INFO] [stdout]    --> src/node.rs:207:9
[INFO] [stdout]     |
[INFO] [stdout] 206 |     For {
[INFO] [stdout]     |     --- fields in this variant
[INFO] [stdout] 207 |         init: Node,
[INFO] [stdout]     |         ^^^^
[INFO] [stdout] 208 |         cond: Node,
[INFO] [stdout]     |         ^^^^
[INFO] [stdout] 209 |         inc: Node,
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 210 |         body: Node,
[INFO] [stdout]     |         ^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `NodeVariant` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.56s
[INFO] running `Command { std: "docker" "inspect" "777fa0609c049bc1b388df58afbd69a46cb6cc146bd85d42df79823f3bd801c2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "777fa0609c049bc1b388df58afbd69a46cb6cc146bd85d42df79823f3bd801c2", kill_on_drop: false }`
[INFO] [stdout] 777fa0609c049bc1b388df58afbd69a46cb6cc146bd85d42df79823f3bd801c2
[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=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] 24fe239d87d3ded084010eefecc76f47ba7666b564d4ea48f08c05e7774cfae2
[INFO] running `Command { std: "docker" "start" "-a" "24fe239d87d3ded084010eefecc76f47ba7666b564d4ea48f08c05e7774cfae2", kill_on_drop: false }`
[INFO] [stderr] warning: field `value` is never read
[INFO] [stdout] 
[INFO] [stderr]    --> src/node.rs:159:9
[INFO] [stdout] running 0 tests
[INFO] [stderr]     |
[INFO] [stdout] 
[INFO] [stderr] 158 |     Str {
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stderr]     |     --- field in this variant
[INFO] [stdout] 
[INFO] [stderr] 159 |         value: String,
[INFO] [stderr]     |         ^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `NodeVariant` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stderr]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: fields `init`, `cond`, `inc`, and `body` are never read
[INFO] [stderr]    --> src/node.rs:207:9
[INFO] [stderr]     |
[INFO] [stderr] 206 |     For {
[INFO] [stderr]     |     --- fields in this variant
[INFO] [stderr] 207 |         init: Node,
[INFO] [stderr]     |         ^^^^
[INFO] [stderr] 208 |         cond: Node,
[INFO] [stderr]     |         ^^^^
[INFO] [stderr] 209 |         inc: Node,
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 210 |         body: Node,
[INFO] [stderr]     |         ^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `NodeVariant` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stderr] 
[INFO] [stderr] warning: `cc` (bin "cc" test) generated 2 warnings
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/cc-ba6e370deb7486d9)
[INFO] running `Command { std: "docker" "inspect" "24fe239d87d3ded084010eefecc76f47ba7666b564d4ea48f08c05e7774cfae2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "24fe239d87d3ded084010eefecc76f47ba7666b564d4ea48f08c05e7774cfae2", kill_on_drop: false }`
[INFO] [stdout] 24fe239d87d3ded084010eefecc76f47ba7666b564d4ea48f08c05e7774cfae2