[INFO] fetching crate simple-collections 0.1.0...
[INFO] testing simple-collections-0.1.0 against beta-2025-10-28 for beta-1.92-2
[INFO] extracting crate simple-collections 0.1.0 into /workspace/builds/worker-7-tc2/source
[INFO] started tweaking crates.io crate simple-collections 0.1.0
[INFO] finished tweaking crates.io crate simple-collections 0.1.0
[INFO] tweaked toml for crates.io crate simple-collections 0.1.0 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate simple-collections 0.1.0 on toolchain beta-2025-10-28
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-10-28" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-10-28" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-10-28" "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" "+beta-2025-10-28" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b31da502b08fa83dd9eee4b992ee1b2ca443a4424c79c6866b7ac4c09fab08bb
[INFO] running `Command { std: "docker" "start" "-a" "b31da502b08fa83dd9eee4b992ee1b2ca443a4424c79c6866b7ac4c09fab08bb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b31da502b08fa83dd9eee4b992ee1b2ca443a4424c79c6866b7ac4c09fab08bb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b31da502b08fa83dd9eee4b992ee1b2ca443a4424c79c6866b7ac4c09fab08bb", kill_on_drop: false }`
[INFO] [stdout] b31da502b08fa83dd9eee4b992ee1b2ca443a4424c79c6866b7ac4c09fab08bb
[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=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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0eeea6378cf4cfc24a3af20e19daf01a0e4928adbd205721bb8e7c2c6058ba42
[INFO] running `Command { std: "docker" "start" "-a" "0eeea6378cf4cfc24a3af20e19daf01a0e4928adbd205721bb8e7c2c6058ba42", kill_on_drop: false }`
[INFO] [stderr]    Compiling simple-collections v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.16s
[INFO] running `Command { std: "docker" "inspect" "0eeea6378cf4cfc24a3af20e19daf01a0e4928adbd205721bb8e7c2c6058ba42", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0eeea6378cf4cfc24a3af20e19daf01a0e4928adbd205721bb8e7c2c6058ba42", kill_on_drop: false }`
[INFO] [stdout] 0eeea6378cf4cfc24a3af20e19daf01a0e4928adbd205721bb8e7c2c6058ba42
[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=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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c5f143cd769416d422643c66c9931d82bab129a4c76415c4570171d23546c8b0
[INFO] running `Command { std: "docker" "start" "-a" "c5f143cd769416d422643c66c9931d82bab129a4c76415c4570171d23546c8b0", kill_on_drop: false }`
[INFO] [stderr]    Compiling simple-collections v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: function `test` is never used
[INFO] [stdout]   --> src/stack.rs:27:8
[INFO] [stdout]    |
[INFO] [stdout] 27 |     fn test() {
[INFO] [stdout]    |        ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `test` is never used
[INFO] [stdout]   --> src/queue.rs:29:8
[INFO] [stdout]    |
[INFO] [stdout] 29 |     fn test() {
[INFO] [stdout]    |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.35s
[INFO] running `Command { std: "docker" "inspect" "c5f143cd769416d422643c66c9931d82bab129a4c76415c4570171d23546c8b0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c5f143cd769416d422643c66c9931d82bab129a4c76415c4570171d23546c8b0", kill_on_drop: false }`
[INFO] [stdout] c5f143cd769416d422643c66c9931d82bab129a4c76415c4570171d23546c8b0
[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=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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 6279bdb0e5507abdbf60b96f3f1b5ae2f468d999f64598bf3e5acfc4b5fd75f2
[INFO] running `Command { std: "docker" "start" "-a" "6279bdb0e5507abdbf60b96f3f1b5ae2f468d999f64598bf3e5acfc4b5fd75f2", kill_on_drop: false }`
[INFO] [stderr] warning: function `test` is never used
[INFO] [stderr]   --> src/stack.rs:27:8
[INFO] [stderr]    |
[INFO] [stderr] 27 |     fn test() {
[INFO] [stderr]    |        ^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function `test` is never used
[INFO] [stderr]   --> src/queue.rs:29:8
[INFO] [stderr]    |
[INFO] [stderr] 29 |     fn test() {
[INFO] [stderr]    |        ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `simple-collections` (lib test) generated 2 warnings
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/simple_collections-dd2b5c62b263e9ee)
[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] [stderr]    Doc-tests simple_collections
[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" "6279bdb0e5507abdbf60b96f3f1b5ae2f468d999f64598bf3e5acfc4b5fd75f2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6279bdb0e5507abdbf60b96f3f1b5ae2f468d999f64598bf3e5acfc4b5fd75f2", kill_on_drop: false }`
[INFO] [stdout] 6279bdb0e5507abdbf60b96f3f1b5ae2f468d999f64598bf3e5acfc4b5fd75f2