[INFO] fetching crate async-vfs 0.56.0...
[INFO] testing async-vfs-0.56.0 against try#c2e32f1c9652b13ed99608599c1e855462f421f3 for pr-146098-7
[INFO] extracting crate async-vfs 0.56.0 into /workspace/builds/worker-1-tc2/source
[INFO] started tweaking crates.io crate async-vfs 0.56.0
[INFO] finished tweaking crates.io crate async-vfs 0.56.0
[INFO] tweaked toml for crates.io crate async-vfs 0.56.0 written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate async-vfs 0.56.0 on toolchain c2e32f1c9652b13ed99608599c1e855462f421f3
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "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" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 17 packages to latest compatible versions
[INFO] [stderr]       Adding futures-lite v1.13.0 (available: v2.6.1)
[INFO] [stderr]       Adding thiserror v1.0.69 (available: v2.0.17)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 44c50f1a6c4e18a263dd21a8e0e7cc1cc16906e32e978a5fd0d83855fa4efb13
[INFO] running `Command { std: "docker" "start" "-a" "44c50f1a6c4e18a263dd21a8e0e7cc1cc16906e32e978a5fd0d83855fa4efb13", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "44c50f1a6c4e18a263dd21a8e0e7cc1cc16906e32e978a5fd0d83855fa4efb13", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "44c50f1a6c4e18a263dd21a8e0e7cc1cc16906e32e978a5fd0d83855fa4efb13", kill_on_drop: false }`
[INFO] [stdout] 44c50f1a6c4e18a263dd21a8e0e7cc1cc16906e32e978a5fd0d83855fa4efb13
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 31fc904d954e2e724ff6de3961fe1037ce36946064afc1e8ecf2c52ce9e9bc43
[INFO] running `Command { std: "docker" "start" "-a" "31fc904d954e2e724ff6de3961fe1037ce36946064afc1e8ecf2c52ce9e9bc43", kill_on_drop: false }`
[INFO] [stderr]    Compiling parking v2.2.1
[INFO] [stderr]    Compiling waker-fn v1.2.0
[INFO] [stderr]    Compiling fastrand v1.9.0
[INFO] [stderr]    Compiling futures-io v0.3.31
[INFO] [stderr]    Compiling futures-core v0.3.31
[INFO] [stderr]    Compiling memchr v2.7.6
[INFO] [stderr]    Compiling syn v2.0.110
[INFO] [stderr]    Compiling futures-lite v1.13.0
[INFO] [stderr]    Compiling thiserror-impl v1.0.69
[INFO] [stderr]    Compiling async-trait v0.1.89
[INFO] [stderr]    Compiling thiserror v1.0.69
[INFO] [stderr]    Compiling async-vfs v0.56.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait `VfsResultExt` is never used
[INFO] [stdout]   --> src/error.rs:37:18
[INFO] [stdout]    |
[INFO] [stdout] 37 | pub(crate) trait VfsResultExt<T> {
[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 5.19s
[INFO] running `Command { std: "docker" "inspect" "31fc904d954e2e724ff6de3961fe1037ce36946064afc1e8ecf2c52ce9e9bc43", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "31fc904d954e2e724ff6de3961fe1037ce36946064afc1e8ecf2c52ce9e9bc43", kill_on_drop: false }`
[INFO] [stdout] 31fc904d954e2e724ff6de3961fe1037ce36946064afc1e8ecf2c52ce9e9bc43
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 11e6327e49b3fad8290eb4ff2306c1ffb52dc30f39eb9ff247372980020ba87d
[INFO] running `Command { std: "docker" "start" "-a" "11e6327e49b3fad8290eb4ff2306c1ffb52dc30f39eb9ff247372980020ba87d", kill_on_drop: false }`
[INFO] [stderr]    Compiling async-vfs v0.56.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait `VfsResultExt` is never used
[INFO] [stdout]   --> src/error.rs:37:18
[INFO] [stdout]    |
[INFO] [stdout] 37 | pub(crate) trait VfsResultExt<T> {
[INFO] [stdout]    |                  ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `VfsResultExt` is never used
[INFO] [stdout]   --> src/error.rs:37:18
[INFO] [stdout]    |
[INFO] [stdout] 37 | pub(crate) trait VfsResultExt<T> {
[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 0.28s
[INFO] running `Command { std: "docker" "inspect" "11e6327e49b3fad8290eb4ff2306c1ffb52dc30f39eb9ff247372980020ba87d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "11e6327e49b3fad8290eb4ff2306c1ffb52dc30f39eb9ff247372980020ba87d", kill_on_drop: false }`
[INFO] [stdout] 11e6327e49b3fad8290eb4ff2306c1ffb52dc30f39eb9ff247372980020ba87d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] ecb14bb8bf7be0cdb30b720acfb3deeeda367341c4a87895e07b677cd89e503e
[INFO] running `Command { std: "docker" "start" "-a" "ecb14bb8bf7be0cdb30b720acfb3deeeda367341c4a87895e07b677cd89e503e", kill_on_drop: false }`
[INFO] [stderr] warning: trait `VfsResultExt` is never used
[INFO] [stderr]   --> src/error.rs:37:18
[INFO] [stderr]    |
[INFO] [stderr] 37 | pub(crate) trait VfsResultExt<T> {
[INFO] [stderr]    |                  ^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `async-vfs` (lib) generated 1 warning
[INFO] [stderr] warning: `async-vfs` (lib test) generated 1 warning (1 duplicate)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/async_vfs-30ad64f72d3b444c)
[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 async_vfs
[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" "ecb14bb8bf7be0cdb30b720acfb3deeeda367341c4a87895e07b677cd89e503e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ecb14bb8bf7be0cdb30b720acfb3deeeda367341c4a87895e07b677cd89e503e", kill_on_drop: false }`
[INFO] [stdout] ecb14bb8bf7be0cdb30b720acfb3deeeda367341c4a87895e07b677cd89e503e