[INFO] fetching crate seek 0.1.0...
[INFO] testing seek-0.1.0 against beta-2026-04-21 for beta-1.96-2
[INFO] extracting crate seek 0.1.0 into /workspace/builds/worker-6-tc2/source
[INFO] started tweaking crates.io crate seek 0.1.0
[INFO] finished tweaking crates.io crate seek 0.1.0
[INFO] tweaked toml for crates.io crate seek 0.1.0 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate seek 0.1.0 on toolchain beta-2026-04-21
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2026-04-21" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate seek 0.1.0 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-2026-04-21" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b021af7394ef0d801a76d00eecf32150296e2e34f99f83c1109809f8cae4ab91
[INFO] running `Command { std: "docker" "start" "-a" "b021af7394ef0d801a76d00eecf32150296e2e34f99f83c1109809f8cae4ab91", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b021af7394ef0d801a76d00eecf32150296e2e34f99f83c1109809f8cae4ab91", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b021af7394ef0d801a76d00eecf32150296e2e34f99f83c1109809f8cae4ab91", kill_on_drop: false }`
[INFO] [stdout] b021af7394ef0d801a76d00eecf32150296e2e34f99f83c1109809f8cae4ab91
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] afbec0917cb63631c2269d5825919602d5e78a64feb3fd5cf6cef3d78d0c2f3b
[INFO] running `Command { std: "docker" "start" "-a" "afbec0917cb63631c2269d5825919602d5e78a64feb3fd5cf6cef3d78d0c2f3b", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.43
[INFO] [stderr]    Compiling libc v0.2.132
[INFO] [stderr]    Compiling unicode-ident v1.0.3
[INFO] [stderr]    Compiling quote v1.0.21
[INFO] [stderr]    Compiling syn v1.0.99
[INFO] [stderr]    Compiling unicode-width v0.1.9
[INFO] [stderr]    Compiling serde_derive v1.0.144
[INFO] [stderr]    Compiling serde v1.0.144
[INFO] [stderr]    Compiling serde_json v1.0.83
[INFO] [stderr]    Compiling heck v0.4.0
[INFO] [stderr]    Compiling bytecount v0.6.3
[INFO] [stderr]    Compiling once_cell v1.13.1
[INFO] [stderr]    Compiling remove_dir_all v0.5.3
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling fastrand v1.8.0
[INFO] [stderr]    Compiling zeroize v1.5.7
[INFO] [stderr]    Compiling ryu v1.0.11
[INFO] [stderr]    Compiling papergrid v0.5.1
[INFO] [stderr]    Compiling itoa v1.0.3
[INFO] [stderr]    Compiling terminal_size v0.1.17
[INFO] [stderr]    Compiling dirs-sys v0.3.7
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling tempfile v3.3.0
[INFO] [stderr]    Compiling console v0.15.1
[INFO] [stderr]    Compiling colored v2.0.0
[INFO] [stderr]    Compiling dirs v4.0.0
[INFO] [stderr]    Compiling dialoguer v0.10.2
[INFO] [stderr]    Compiling tabled_derive v0.4.0
[INFO] [stderr]    Compiling tabled v0.8.0
[INFO] [stderr]    Compiling seek v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: value assigned to `p` is never read
[INFO] [stdout]   --> src/lib.rs:26:17
[INFO] [stdout]    |
[INFO] [stdout] 26 |     let mut p = String::new();
[INFO] [stdout]    |                 ^^^^^^^^^^^^^ this value is reassigned later and never used
[INFO] [stdout] ...
[INFO] [stdout] 37 |         p = path.to_string();
[INFO] [stdout]    |         - `p` is overwritten here before the previous value is read
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `p` is never read
[INFO] [stdout]    --> src/lib.rs:97:17
[INFO] [stdout]     |
[INFO] [stdout]  97 |     let mut p = String::new();
[INFO] [stdout]     |                 ^^^^^^^^^^^^^ this value is reassigned later and never used
[INFO] [stdout] ...
[INFO] [stdout] 108 |         p = path.to_string();
[INFO] [stdout]     |         - `p` is overwritten here before the previous value is read
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 17.02s
[INFO] running `Command { std: "docker" "inspect" "afbec0917cb63631c2269d5825919602d5e78a64feb3fd5cf6cef3d78d0c2f3b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "afbec0917cb63631c2269d5825919602d5e78a64feb3fd5cf6cef3d78d0c2f3b", kill_on_drop: false }`
[INFO] [stdout] afbec0917cb63631c2269d5825919602d5e78a64feb3fd5cf6cef3d78d0c2f3b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ec30d64a7018c9ef439600ff354bfff17fe69ce705e74ca00f4c5b8266807a0e
[INFO] running `Command { std: "docker" "start" "-a" "ec30d64a7018c9ef439600ff354bfff17fe69ce705e74ca00f4c5b8266807a0e", kill_on_drop: false }`
[INFO] [stdout] warning: value assigned to `p` is never read
[INFO] [stdout]   --> src/lib.rs:26:17
[INFO] [stdout]    |
[INFO] [stdout] 26 |     let mut p = String::new();
[INFO] [stdout]    |                 ^^^^^^^^^^^^^ this value is reassigned later and never used
[INFO] [stdout] ...
[INFO] [stdout] 37 |         p = path.to_string();
[INFO] [stdout]    |         - `p` is overwritten here before the previous value is read
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `p` is never read
[INFO] [stdout]    --> src/lib.rs:97:17
[INFO] [stdout]     |
[INFO] [stdout]  97 |     let mut p = String::new();
[INFO] [stdout]     |                 ^^^^^^^^^^^^^ this value is reassigned later and never used
[INFO] [stdout] ...
[INFO] [stdout] 108 |         p = path.to_string();
[INFO] [stdout]     |         - `p` is overwritten here before the previous value is read
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling seek v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: value assigned to `p` is never read
[INFO] [stdout]   --> src/lib.rs:26:17
[INFO] [stdout]    |
[INFO] [stdout] 26 |     let mut p = String::new();
[INFO] [stdout]    |                 ^^^^^^^^^^^^^ this value is reassigned later and never used
[INFO] [stdout] ...
[INFO] [stdout] 37 |         p = path.to_string();
[INFO] [stdout]    |         - `p` is overwritten here before the previous value is read
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `p` is never read
[INFO] [stdout]    --> src/lib.rs:97:17
[INFO] [stdout]     |
[INFO] [stdout]  97 |     let mut p = String::new();
[INFO] [stdout]     |                 ^^^^^^^^^^^^^ this value is reassigned later and never used
[INFO] [stdout] ...
[INFO] [stdout] 108 |         p = path.to_string();
[INFO] [stdout]     |         - `p` is overwritten here before the previous value is read
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.52s
[INFO] running `Command { std: "docker" "inspect" "ec30d64a7018c9ef439600ff354bfff17fe69ce705e74ca00f4c5b8266807a0e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ec30d64a7018c9ef439600ff354bfff17fe69ce705e74ca00f4c5b8266807a0e", kill_on_drop: false }`
[INFO] [stdout] ec30d64a7018c9ef439600ff354bfff17fe69ce705e74ca00f4c5b8266807a0e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 6fc7a41c48874595914126936d12eeb307bdca470118f5690df6df0373e3508f
[INFO] running `Command { std: "docker" "start" "-a" "6fc7a41c48874595914126936d12eeb307bdca470118f5690df6df0373e3508f", kill_on_drop: false }`
[INFO] [stderr] warning: value assigned to `p` is never read
[INFO] [stderr]   --> src/lib.rs:26:17
[INFO] [stderr]    |
[INFO] [stderr] 26 |     let mut p = String::new();
[INFO] [stderr]    |                 ^^^^^^^^^^^^^ this value is reassigned later and never used
[INFO] [stderr] ...
[INFO] [stderr] 37 |         p = path.to_string();
[INFO] [stderr]    |         - `p` is overwritten here before the previous value is read
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `p` is never read
[INFO] [stderr]    --> src/lib.rs:97:17
[INFO] [stderr]     |
[INFO] [stderr]  97 |     let mut p = String::new();
[INFO] [stderr]     |                 ^^^^^^^^^^^^^ this value is reassigned later and never used
[INFO] [stderr] ...
[INFO] [stderr] 108 |         p = path.to_string();
[INFO] [stderr]     |         - `p` is overwritten here before the previous value is read
[INFO] [stderr] 
[INFO] [stderr] warning: `seek` (lib) generated 2 warnings
[INFO] [stderr] warning: `seek` (lib test) generated 2 warnings (2 duplicates)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/seek-0c2b49fdc5a959bb)
[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]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/seek-42bfdf224b63c18a)
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests seek
[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" "6fc7a41c48874595914126936d12eeb307bdca470118f5690df6df0373e3508f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6fc7a41c48874595914126936d12eeb307bdca470118f5690df6df0373e3508f", kill_on_drop: false }`
[INFO] [stdout] 6fc7a41c48874595914126936d12eeb307bdca470118f5690df6df0373e3508f
