[INFO] fetching crate muff 0.1.4... [INFO] testing muff-0.1.4 against beta-2025-10-28 for beta-1.92-2 [INFO] extracting crate muff 0.1.4 into /workspace/builds/worker-3-tc2/source [INFO] started tweaking crates.io crate muff 0.1.4 [INFO] finished tweaking crates.io crate muff 0.1.4 [INFO] tweaked toml for crates.io crate muff 0.1.4 written to /workspace/builds/worker-3-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate muff 0.1.4 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] [stderr] Updating crates.io index [INFO] [stderr] Locking 16 packages to latest compatible versions [INFO] [stderr] Adding clap v2.34.0 (available: v4.5.51) [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] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024 [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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 07847cd4905d0d2b151b3ea6abf29fe2ae2d04e3260babda67726f9e032667e0 [INFO] running `Command { std: "docker" "start" "-a" "07847cd4905d0d2b151b3ea6abf29fe2ae2d04e3260babda67726f9e032667e0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "07847cd4905d0d2b151b3ea6abf29fe2ae2d04e3260babda67726f9e032667e0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "07847cd4905d0d2b151b3ea6abf29fe2ae2d04e3260babda67726f9e032667e0", kill_on_drop: false }` [INFO] [stdout] 07847cd4905d0d2b151b3ea6abf29fe2ae2d04e3260babda67726f9e032667e0 [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=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] 2ee9cde3c6130f88589308b3fe43daa1b591a92b8f7ea17619fe59fd2fc8fd00 [INFO] running `Command { std: "docker" "start" "-a" "2ee9cde3c6130f88589308b3fe43daa1b591a92b8f7ea17619fe59fd2fc8fd00", kill_on_drop: false }` [INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024 [INFO] [stderr] Compiling textwrap v0.11.0 [INFO] [stderr] Compiling atty v0.2.14 [INFO] [stderr] Compiling crossbeam-channel v0.5.15 [INFO] [stderr] Compiling clap v2.34.0 [INFO] [stderr] Compiling pbr v1.1.1 [INFO] [stderr] Compiling muff v0.1.4 (/opt/rustwide/workdir) [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:279:9 [INFO] [stdout] | [INFO] [stdout] 279 | let mut mb = MultiBar::new(); [INFO] [stdout] | ----^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `fs`, `options`, `dump`, and `pass` are never read [INFO] [stdout] --> src/mount.rs:10:9 [INFO] [stdout] | [INFO] [stdout] 7 | pub struct Mount { [INFO] [stdout] | ----- fields in this struct [INFO] [stdout] ... [INFO] [stdout] 10 | pub fs: OsString, [INFO] [stdout] | ^^ [INFO] [stdout] 11 | pub options: OsString, [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] 12 | pub dump: OsString, [INFO] [stdout] | ^^^^ [INFO] [stdout] 13 | pub pass: OsString, [INFO] [stdout] | ^^^^ [INFO] [stdout] | [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 6.38s [INFO] running `Command { std: "docker" "inspect" "2ee9cde3c6130f88589308b3fe43daa1b591a92b8f7ea17619fe59fd2fc8fd00", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2ee9cde3c6130f88589308b3fe43daa1b591a92b8f7ea17619fe59fd2fc8fd00", kill_on_drop: false }` [INFO] [stdout] 2ee9cde3c6130f88589308b3fe43daa1b591a92b8f7ea17619fe59fd2fc8fd00 [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=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] c84667db546152aa4f9395d38b776bf6d14eae374fa3c81c9ddc890858db1452 [INFO] running `Command { std: "docker" "start" "-a" "c84667db546152aa4f9395d38b776bf6d14eae374fa3c81c9ddc890858db1452", kill_on_drop: false }` [INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024 [INFO] [stderr] Compiling muff v0.1.4 (/opt/rustwide/workdir) [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:279:9 [INFO] [stdout] | [INFO] [stdout] 279 | let mut mb = MultiBar::new(); [INFO] [stdout] | ----^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `fs`, `options`, `dump`, and `pass` are never read [INFO] [stdout] --> src/mount.rs:10:9 [INFO] [stdout] | [INFO] [stdout] 7 | pub struct Mount { [INFO] [stdout] | ----- fields in this struct [INFO] [stdout] ... [INFO] [stdout] 10 | pub fs: OsString, [INFO] [stdout] | ^^ [INFO] [stdout] 11 | pub options: OsString, [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] 12 | pub dump: OsString, [INFO] [stdout] | ^^^^ [INFO] [stdout] 13 | pub pass: OsString, [INFO] [stdout] | ^^^^ [INFO] [stdout] | [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 0.37s [INFO] running `Command { std: "docker" "inspect" "c84667db546152aa4f9395d38b776bf6d14eae374fa3c81c9ddc890858db1452", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c84667db546152aa4f9395d38b776bf6d14eae374fa3c81c9ddc890858db1452", kill_on_drop: false }` [INFO] [stdout] c84667db546152aa4f9395d38b776bf6d14eae374fa3c81c9ddc890858db1452 [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=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] 7ead513fe47474e4a576a508513b99ecb5d31789cd4b8371774f7de949ea70b3 [INFO] running `Command { std: "docker" "start" "-a" "7ead513fe47474e4a576a508513b99ecb5d31789cd4b8371774f7de949ea70b3", kill_on_drop: false }` [INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024 [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:279:9 [INFO] [stderr] | [INFO] [stderr] 279 | let mut mb = MultiBar::new(); [INFO] [stderr] | ----^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default [INFO] [stderr] [INFO] [stderr] warning: fields `fs`, `options`, `dump`, and `pass` are never read [INFO] [stderr] --> src/mount.rs:10:9 [INFO] [stderr] | [INFO] [stderr] 7 | pub struct Mount { [INFO] [stderr] | ----- fields in this struct [INFO] [stderr] ... [INFO] [stderr] 10 | pub fs: OsString, [INFO] [stderr] | ^^ [INFO] [stderr] 11 | pub options: OsString, [INFO] [stderr] | ^^^^^^^ [INFO] [stderr] 12 | pub dump: OsString, [INFO] [stderr] | ^^^^ [INFO] [stderr] 13 | pub pass: OsString, [INFO] [stderr] | ^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stderr] [INFO] [stderr] warning: `muff` (bin "muff" test) generated 2 warnings (run `cargo fix --bin "muff" -p muff --tests` to apply 1 suggestion) [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.03s [INFO] [stderr] Running unittests src/main.rs (/opt/rustwide/target/debug/deps/muff-569f0ba2a9a5f02b) [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" "7ead513fe47474e4a576a508513b99ecb5d31789cd4b8371774f7de949ea70b3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7ead513fe47474e4a576a508513b99ecb5d31789cd4b8371774f7de949ea70b3", kill_on_drop: false }` [INFO] [stdout] 7ead513fe47474e4a576a508513b99ecb5d31789cd4b8371774f7de949ea70b3