[INFO] fetching crate zarrs_filesystem 0.3.0...
[INFO] testing zarrs_filesystem-0.3.0 against beta-2025-09-21 for beta-1.91-3
[INFO] extracting crate zarrs_filesystem 0.3.0 into /workspace/builds/worker-3-tc2/source
[INFO] started tweaking crates.io crate zarrs_filesystem 0.3.0
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate zarrs_filesystem 0.3.0
[INFO] tweaked toml for crates.io crate zarrs_filesystem 0.3.0 written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate zarrs_filesystem 0.3.0 on toolchain beta-2025-09-21
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-09-21" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate zarrs_filesystem 0.3.0 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-2025-09-21" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ddc6d92d039746a3106eeb24078e63f17a4425934c9c2c78959efc88ef134527
[INFO] running `Command { std: "docker" "start" "-a" "ddc6d92d039746a3106eeb24078e63f17a4425934c9c2c78959efc88ef134527", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ddc6d92d039746a3106eeb24078e63f17a4425934c9c2c78959efc88ef134527", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ddc6d92d039746a3106eeb24078e63f17a4425934c9c2c78959efc88ef134527", kill_on_drop: false }`
[INFO] [stdout] ddc6d92d039746a3106eeb24078e63f17a4425934c9c2c78959efc88ef134527
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 26b3762340cafbe5eb61f4199482013cdfc31adf4a8e94c5a564f951e3671961
[INFO] running `Command { std: "docker" "start" "-a" "26b3762340cafbe5eb61f4199482013cdfc31adf4a8e94c5a564f951e3671961", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.101
[INFO] [stderr]    Compiling libc v0.2.175
[INFO] [stderr]    Compiling parking_lot_core v0.9.11
[INFO] [stderr]    Compiling smallvec v1.15.1
[INFO] [stderr]    Compiling lock_api v0.4.13
[INFO] [stderr]    Compiling thiserror v2.0.16
[INFO] [stderr]    Compiling unsafe_cell_slice v0.2.2
[INFO] [stderr]    Compiling itertools v0.14.0
[INFO] [stderr]    Compiling quote v1.0.40
[INFO] [stderr]    Compiling syn v2.0.106
[INFO] [stderr]    Compiling page_size v0.6.0
[INFO] [stderr]    Compiling parking_lot v0.12.4
[INFO] [stderr]    Compiling thiserror-impl v2.0.16
[INFO] [stderr]    Compiling derive_more-impl v2.0.1
[INFO] [stderr]    Compiling auto_impl v1.3.0
[INFO] [stderr]    Compiling derive_more v2.0.1
[INFO] [stderr]    Compiling zarrs_storage v0.4.0
[INFO] [stderr]    Compiling zarrs_filesystem v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 14.28s
[INFO] running `Command { std: "docker" "inspect" "26b3762340cafbe5eb61f4199482013cdfc31adf4a8e94c5a564f951e3671961", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "26b3762340cafbe5eb61f4199482013cdfc31adf4a8e94c5a564f951e3671961", kill_on_drop: false }`
[INFO] [stdout] 26b3762340cafbe5eb61f4199482013cdfc31adf4a8e94c5a564f951e3671961
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 95970a4c5552152197ed97748ca37cb4d89640283412a7349e90ad9bd6f063cb
[INFO] running `Command { std: "docker" "start" "-a" "95970a4c5552152197ed97748ca37cb4d89640283412a7349e90ad9bd6f063cb", kill_on_drop: false }`
[INFO] [stderr]    Compiling rustix v1.0.8
[INFO] [stderr]    Compiling getrandom v0.3.3
[INFO] [stderr]    Compiling linux-raw-sys v0.9.4
[INFO] [stderr]    Compiling bitflags v2.9.4
[INFO] [stderr]    Compiling fastrand v2.3.0
[INFO] [stderr]    Compiling zarrs_storage v0.4.0
[INFO] [stderr]    Compiling once_cell v1.21.3
[INFO] [stderr]    Compiling zarrs_filesystem v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling tempfile v3.21.0
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 7.08s
[INFO] running `Command { std: "docker" "inspect" "95970a4c5552152197ed97748ca37cb4d89640283412a7349e90ad9bd6f063cb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "95970a4c5552152197ed97748ca37cb4d89640283412a7349e90ad9bd6f063cb", kill_on_drop: false }`
[INFO] [stdout] 95970a4c5552152197ed97748ca37cb4d89640283412a7349e90ad9bd6f063cb
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] e8b048967612d21aa1b8010b55f6ebd26003561f142f5ae3e148cd0f493f5530
[INFO] running `Command { std: "docker" "start" "-a" "e8b048967612d21aa1b8010b55f6ebd26003561f142f5ae3e148cd0f493f5530", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/zarrs_filesystem-d3a114944d502e98)
[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 tests/filesystem.rs (/opt/rustwide/target/debug/deps/filesystem-04fda5413baf48fa)
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test filesystem ... ok
[INFO] [stdout] test direct_io ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.06s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests zarrs_filesystem
[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" "e8b048967612d21aa1b8010b55f6ebd26003561f142f5ae3e148cd0f493f5530", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e8b048967612d21aa1b8010b55f6ebd26003561f142f5ae3e148cd0f493f5530", kill_on_drop: false }`
[INFO] [stdout] e8b048967612d21aa1b8010b55f6ebd26003561f142f5ae3e148cd0f493f5530