[INFO] fetching crate mischef 0.1.16...
[INFO] testing mischef-0.1.16 against try#dec9417b8611e34e787a3e4c37686b5131f9e5c5 for pr-154210-1
[INFO] extracting crate mischef 0.1.16 into /workspace/builds/worker-2-tc2/source
[INFO] started tweaking crates.io crate mischef 0.1.16
[INFO] finished tweaking crates.io crate mischef 0.1.16
[INFO] tweaked toml for crates.io crate mischef 0.1.16 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate mischef 0.1.16 on toolchain dec9417b8611e34e787a3e4c37686b5131f9e5c5
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "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" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 55 packages to latest compatible versions
[INFO] [stderr]       Adding crossterm v0.27.0 (available: v0.29.0)
[INFO] [stderr]       Adding ratatui v0.24.0 (available: v0.30.0)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f2559d59318159ffb574bd1a4cdf4741b92d963c953a68d0a55cf2b8f6bddf8c
[INFO] running `Command { std: "docker" "start" "-a" "f2559d59318159ffb574bd1a4cdf4741b92d963c953a68d0a55cf2b8f6bddf8c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f2559d59318159ffb574bd1a4cdf4741b92d963c953a68d0a55cf2b8f6bddf8c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f2559d59318159ffb574bd1a4cdf4741b92d963c953a68d0a55cf2b8f6bddf8c", kill_on_drop: false }`
[INFO] [stdout] f2559d59318159ffb574bd1a4cdf4741b92d963c953a68d0a55cf2b8f6bddf8c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 978b7584806306a98cd3481de96fb64ca52390a59e8b1ac6d3dba510684c216e
[INFO] running `Command { std: "docker" "start" "-a" "978b7584806306a98cd3481de96fb64ca52390a59e8b1ac6d3dba510684c216e", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.184
[INFO] [stderr]    Compiling parking_lot_core v0.9.12
[INFO] [stderr]    Compiling rustversion v1.0.22
[INFO] [stderr]    Compiling log v0.4.29
[INFO] [stderr]    Compiling cfg-if v1.0.4
[INFO] [stderr]    Compiling foldhash v0.1.5
[INFO] [stderr]    Compiling lock_api v0.4.14
[INFO] [stderr]    Compiling bitflags v2.11.0
[INFO] [stderr]    Compiling cassowary v0.3.0
[INFO] [stderr]    Compiling unicode-segmentation v1.13.2
[INFO] [stderr]    Compiling itertools v0.11.0
[INFO] [stderr]    Compiling indoc v2.0.7
[INFO] [stderr]    Compiling once_cell v1.21.4
[INFO] [stderr]    Compiling syn v2.0.117
[INFO] [stderr]    Compiling hashbrown v0.15.5
[INFO] [stderr]    Compiling lru v0.12.5
[INFO] [stderr]    Compiling errno v0.3.14
[INFO] [stderr]    Compiling mio v0.8.11
[INFO] [stderr]    Compiling signal-hook-registry v1.4.8
[INFO] [stderr]    Compiling parking_lot v0.12.5
[INFO] [stderr]    Compiling signal-hook v0.3.18
[INFO] [stderr]    Compiling signal-hook-mio v0.2.5
[INFO] [stderr]    Compiling crossterm v0.27.0
[INFO] [stderr]    Compiling strum_macros v0.25.3
[INFO] [stderr]    Compiling strum v0.25.0
[INFO] [stderr]    Compiling ratatui v0.24.0
[INFO] [stderr]    Compiling mischef v0.1.16 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `cache`
[INFO] [stdout]    --> src/lib.rs:764:41
[INFO] [stdout]     |
[INFO] [stdout] 764 |     fn render(&mut self, f: &mut Frame, cache: &mut (), area: Rect) {
[INFO] [stdout]     |                                         ^^^^^ help: if this is intentional, prefix it with an underscore: `_cache`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 11.23s
[INFO] running `Command { std: "docker" "inspect" "978b7584806306a98cd3481de96fb64ca52390a59e8b1ac6d3dba510684c216e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "978b7584806306a98cd3481de96fb64ca52390a59e8b1ac6d3dba510684c216e", kill_on_drop: false }`
[INFO] [stdout] 978b7584806306a98cd3481de96fb64ca52390a59e8b1ac6d3dba510684c216e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b42f71132b60b9728a0ca5feaeb76e36734b4ab6b0d7e2667012dd9dc5e81400
[INFO] running `Command { std: "docker" "start" "-a" "b42f71132b60b9728a0ca5feaeb76e36734b4ab6b0d7e2667012dd9dc5e81400", kill_on_drop: false }`
[INFO] [stdout] warning: unused variable: `cache`
[INFO] [stdout]    --> src/lib.rs:764:41
[INFO] [stdout]     |
[INFO] [stdout] 764 |     fn render(&mut self, f: &mut Frame, cache: &mut (), area: Rect) {
[INFO] [stdout]     |                                         ^^^^^ help: if this is intentional, prefix it with an underscore: `_cache`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling mischef v0.1.16 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `cache`
[INFO] [stdout]    --> src/lib.rs:764:41
[INFO] [stdout]     |
[INFO] [stdout] 764 |     fn render(&mut self, f: &mut Frame, cache: &mut (), area: Rect) {
[INFO] [stdout]     |                                         ^^^^^ help: if this is intentional, prefix it with an underscore: `_cache`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.45s
[INFO] running `Command { std: "docker" "inspect" "b42f71132b60b9728a0ca5feaeb76e36734b4ab6b0d7e2667012dd9dc5e81400", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b42f71132b60b9728a0ca5feaeb76e36734b4ab6b0d7e2667012dd9dc5e81400", kill_on_drop: false }`
[INFO] [stdout] b42f71132b60b9728a0ca5feaeb76e36734b4ab6b0d7e2667012dd9dc5e81400
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] a607e8789e75a5b1497a1ca791f48a3db2b56189b039a6484508127ae7c3b8bf
[INFO] running `Command { std: "docker" "start" "-a" "a607e8789e75a5b1497a1ca791f48a3db2b56189b039a6484508127ae7c3b8bf", kill_on_drop: false }`
[INFO] [stderr] warning: unused variable: `cache`
[INFO] [stderr]    --> src/lib.rs:764:41
[INFO] [stderr]     |
[INFO] [stderr] 764 |     fn render(&mut self, f: &mut Frame, cache: &mut (), area: Rect) {
[INFO] [stderr]     |                                         ^^^^^ help: if this is intentional, prefix it with an underscore: `_cache`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `mischef` (lib) generated 1 warning (run `cargo fix --lib -p mischef` to apply 1 suggestion)
[INFO] [stderr] warning: `mischef` (lib test) generated 1 warning (1 duplicate)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/mischef-7390a16346e3f17a)
[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 mischef
[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" "a607e8789e75a5b1497a1ca791f48a3db2b56189b039a6484508127ae7c3b8bf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a607e8789e75a5b1497a1ca791f48a3db2b56189b039a6484508127ae7c3b8bf", kill_on_drop: false }`
[INFO] [stdout] a607e8789e75a5b1497a1ca791f48a3db2b56189b039a6484508127ae7c3b8bf