[INFO] fetching crate ext2 0.1.1...
[INFO] testing ext2-0.1.1 against master#1871252fc8bb672d40787e67404e6eaae7059369 for pr-125151
[INFO] extracting crate ext2 0.1.1 into /workspace/builds/worker-3-tc1/source
[INFO] validating manifest of crates.io crate ext2 0.1.1 on toolchain 1871252fc8bb672d40787e67404e6eaae7059369
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1871252fc8bb672d40787e67404e6eaae7059369" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate ext2 0.1.1
[INFO] finished tweaking crates.io crate ext2 0.1.1
[INFO] tweaked toml for crates.io crate ext2 0.1.1 written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1871252fc8bb672d40787e67404e6eaae7059369" "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 bitflags v1.3.2 (latest: v2.5.0)
[INFO] [stderr]       Adding memoffset v0.7.1 (latest: v0.9.1)
[INFO] [stderr]       Adding nix v0.26.4 (latest: v0.29.0)
[INFO] [stderr]       Adding wasi v0.11.0+wasi-snapshot-preview1 (latest: v0.13.1+wasi-0.2.0)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1871252fc8bb672d40787e67404e6eaae7059369" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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@sha256:59a85a07ab18ca8720692f8e61effa1c651d9e2ca591e072c2b212bb91a6b8b5" "/opt/rustwide/cargo-home/bin/cargo" "+1871252fc8bb672d40787e67404e6eaae7059369" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 73b5f1dc0a305a9b86047d343c0a49fdfa52459af7fabb8053931e852f893283
[INFO] running `Command { std: "docker" "start" "-a" "73b5f1dc0a305a9b86047d343c0a49fdfa52459af7fabb8053931e852f893283", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "73b5f1dc0a305a9b86047d343c0a49fdfa52459af7fabb8053931e852f893283", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "73b5f1dc0a305a9b86047d343c0a49fdfa52459af7fabb8053931e852f893283", kill_on_drop: false }`
[INFO] [stdout] 73b5f1dc0a305a9b86047d343c0a49fdfa52459af7fabb8053931e852f893283
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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@sha256:59a85a07ab18ca8720692f8e61effa1c651d9e2ca591e072c2b212bb91a6b8b5" "/opt/rustwide/cargo-home/bin/cargo" "+1871252fc8bb672d40787e67404e6eaae7059369" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 65f4fc7c1174e031156e6c353ef407d7204fa1ffd57ba832c5b5fbde0b74eb92
[INFO] running `Command { std: "docker" "start" "-a" "65f4fc7c1174e031156e6c353ef407d7204fa1ffd57ba832c5b5fbde0b74eb92", kill_on_drop: false }`
[INFO] [stderr]    Compiling memoffset v0.7.1
[INFO] [stderr]    Compiling bit_field v0.10.2
[INFO] [stderr]    Compiling nix v0.26.4
[INFO] [stderr]    Compiling ext2 v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unexpected `cfg` condition name: `unstable`
[INFO] [stdout]   --> src/inner.rs:24:7
[INFO] [stdout]    |
[INFO] [stdout] 24 | #[cfg(unstable)]
[INFO] [stdout]    |       ^^^^^^^^ help: found config with similar value: `feature = "unstable"`
[INFO] [stdout]    |
[INFO] [stdout]    = help: expected names are: `clippy`, `debug_assertions`, `doc`, `docsrs`, `doctest`, `feature`, `miri`, `overflow_checks`, `panic`, `proc_macro`, `relocation_model`, `rustfmt`, `sanitize`, `sanitizer_cfi_generalize_pointers`, `sanitizer_cfi_normalize_integers`, `target_abi`, `target_arch`, `target_endian`, `target_env`, `target_family`, `target_feature`, `target_has_atomic`, `target_has_atomic_equal_alignment`, `target_has_atomic_load_store`, `target_os`, `target_pointer_width`, `target_thread_local`, `target_vendor`, `test`, `ub_checks`, `unix`, `windows`
[INFO] [stdout]    = help: consider using a Cargo feature instead or adding `println!("cargo::rustc-check-cfg=cfg(unstable)");` to the top of the `build.rs`
[INFO] [stdout]    = note: see <https://doc.rust-lang.org/nightly/cargo/reference/build-scripts.html#rustc-check-cfg> for more information about checking conditional configuration
[INFO] [stdout]    = note: `#[warn(unexpected_cfgs)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `unstable`
[INFO] [stdout]    --> src/inner.rs:963:11
[INFO] [stdout]     |
[INFO] [stdout] 963 |     #[cfg(unstable)]
[INFO] [stdout]     |           ^^^^^^^^ help: found config with similar value: `feature = "unstable"`
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead or adding `println!("cargo::rustc-check-cfg=cfg(unstable)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/cargo/reference/build-scripts.html#rustc-check-cfg> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `unstable`
[INFO] [stdout]    --> src/inner.rs:965:15
[INFO] [stdout]     |
[INFO] [stdout] 965 |     #[cfg(not(unstable))]
[INFO] [stdout]     |               ^^^^^^^^ help: found config with similar value: `feature = "unstable"`
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead or adding `println!("cargo::rustc-check-cfg=cfg(unstable)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/cargo/reference/build-scripts.html#rustc-check-cfg> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `DirectoryEntryHeader`
[INFO] [stdout]  --> src/inner/body.rs:6:43
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub use directory_entry::{DirectoryEntry, DirectoryEntryHeader, DirectoryEntryType};
[INFO] [stdout]   |                                           ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `TypePerm`
[INFO] [stdout]   --> src/inner.rs:12:66
[INFO] [stdout]    |
[INFO] [stdout] 12 | pub use body::{DirectoryEntry, DirectoryEntryType, Entry, Inode, TypePerm};
[INFO] [stdout]    |                                                                  ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `unstable`
[INFO] [stdout]    --> src/inner.rs:198:19
[INFO] [stdout]     |
[INFO] [stdout] 198 |             #[cfg(unstable)]
[INFO] [stdout]     |                   ^^^^^^^^ help: found config with similar value: `feature = "unstable"`
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead or adding `println!("cargo::rustc-check-cfg=cfg(unstable)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/cargo/reference/build-scripts.html#rustc-check-cfg> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `unstable`
[INFO] [stdout]    --> src/inner.rs:200:23
[INFO] [stdout]     |
[INFO] [stdout] 200 |             #[cfg(not(unstable))]
[INFO] [stdout]     |                       ^^^^^^^^ help: found config with similar value: `feature = "unstable"`
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead or adding `println!("cargo::rustc-check-cfg=cfg(unstable)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/cargo/reference/build-scripts.html#rustc-check-cfg> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `unstable`
[INFO] [stdout]    --> src/inner.rs:402:19
[INFO] [stdout]     |
[INFO] [stdout] 402 |             #[cfg(unstable)]
[INFO] [stdout]     |                   ^^^^^^^^ help: found config with similar value: `feature = "unstable"`
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead or adding `println!("cargo::rustc-check-cfg=cfg(unstable)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/cargo/reference/build-scripts.html#rustc-check-cfg> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `unstable`
[INFO] [stdout]    --> src/inner.rs:404:23
[INFO] [stdout]     |
[INFO] [stdout] 404 |             #[cfg(not(unstable))]
[INFO] [stdout]     |                       ^^^^^^^^ help: found config with similar value: `feature = "unstable"`
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead or adding `println!("cargo::rustc-check-cfg=cfg(unstable)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/cargo/reference/build-scripts.html#rustc-check-cfg> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `unstable`
[INFO] [stdout]    --> src/inner.rs:972:15
[INFO] [stdout]     |
[INFO] [stdout] 972 |         #[cfg(unstable)]
[INFO] [stdout]     |               ^^^^^^^^ help: found config with similar value: `feature = "unstable"`
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead or adding `println!("cargo::rustc-check-cfg=cfg(unstable)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/cargo/reference/build-scripts.html#rustc-check-cfg> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `unstable`
[INFO] [stdout]    --> src/inner.rs:983:19
[INFO] [stdout]     |
[INFO] [stdout] 983 |         #[cfg(not(unstable))]
[INFO] [stdout]     |                   ^^^^^^^^ help: found config with similar value: `feature = "unstable"`
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead or adding `println!("cargo::rustc-check-cfg=cfg(unstable)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/cargo/reference/build-scripts.html#rustc-check-cfg> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `unstable`
[INFO] [stdout]    --> src/lib.rs:235:23
[INFO] [stdout]     |
[INFO] [stdout] 235 |                 #[cfg(unstable)]
[INFO] [stdout]     |                       ^^^^^^^^ help: found config with similar value: `feature = "unstable"`
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead or adding `println!("cargo::rustc-check-cfg=cfg(unstable)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/cargo/reference/build-scripts.html#rustc-check-cfg> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `unstable`
[INFO] [stdout]    --> src/lib.rs:237:27
[INFO] [stdout]     |
[INFO] [stdout] 237 |                 #[cfg(not(unstable))]
[INFO] [stdout]     |                           ^^^^^^^^ help: found config with similar value: `feature = "unstable"`
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead or adding `println!("cargo::rustc-check-cfg=cfg(unstable)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/cargo/reference/build-scripts.html#rustc-check-cfg> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `unstable`
[INFO] [stdout]    --> src/lib.rs:318:15
[INFO] [stdout]     |
[INFO] [stdout] 318 |         #[cfg(unstable)]
[INFO] [stdout]     |               ^^^^^^^^ help: found config with similar value: `feature = "unstable"`
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead or adding `println!("cargo::rustc-check-cfg=cfg(unstable)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/cargo/reference/build-scripts.html#rustc-check-cfg> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `unstable`
[INFO] [stdout]    --> src/lib.rs:320:19
[INFO] [stdout]     |
[INFO] [stdout] 320 |         #[cfg(not(unstable))]
[INFO] [stdout]     |                   ^^^^^^^^ help: found config with similar value: `feature = "unstable"`
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead or adding `println!("cargo::rustc-check-cfg=cfg(unstable)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/cargo/reference/build-scripts.html#rustc-check-cfg> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `unstable`
[INFO] [stdout]    --> src/lib.rs:793:15
[INFO] [stdout]     |
[INFO] [stdout] 793 |         #[cfg(unstable)]
[INFO] [stdout]     |               ^^^^^^^^ help: found config with similar value: `feature = "unstable"`
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead or adding `println!("cargo::rustc-check-cfg=cfg(unstable)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/cargo/reference/build-scripts.html#rustc-check-cfg> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `unstable`
[INFO] [stdout]    --> src/lib.rs:795:19
[INFO] [stdout]     |
[INFO] [stdout] 795 |         #[cfg(not(unstable))]
[INFO] [stdout]     |                   ^^^^^^^^ help: found config with similar value: `feature = "unstable"`
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead or adding `println!("cargo::rustc-check-cfg=cfg(unstable)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/cargo/reference/build-scripts.html#rustc-check-cfg> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `unstable`
[INFO] [stdout]    --> src/lib.rs:804:27
[INFO] [stdout]     |
[INFO] [stdout] 804 |                     #[cfg(unstable)]
[INFO] [stdout]     |                           ^^^^^^^^ help: found config with similar value: `feature = "unstable"`
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead or adding `println!("cargo::rustc-check-cfg=cfg(unstable)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/cargo/reference/build-scripts.html#rustc-check-cfg> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `unstable`
[INFO] [stdout]    --> src/lib.rs:806:31
[INFO] [stdout]     |
[INFO] [stdout] 806 |                     #[cfg(not(unstable))]
[INFO] [stdout]     |                               ^^^^^^^^ help: found config with similar value: `feature = "unstable"`
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead or adding `println!("cargo::rustc-check-cfg=cfg(unstable)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/cargo/reference/build-scripts.html#rustc-check-cfg> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 19 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 5.51s
[INFO] running `Command { std: "docker" "inspect" "65f4fc7c1174e031156e6c353ef407d7204fa1ffd57ba832c5b5fbde0b74eb92", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "65f4fc7c1174e031156e6c353ef407d7204fa1ffd57ba832c5b5fbde0b74eb92", kill_on_drop: false }`
[INFO] [stdout] 65f4fc7c1174e031156e6c353ef407d7204fa1ffd57ba832c5b5fbde0b74eb92
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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@sha256:59a85a07ab18ca8720692f8e61effa1c651d9e2ca591e072c2b212bb91a6b8b5" "/opt/rustwide/cargo-home/bin/cargo" "+1871252fc8bb672d40787e67404e6eaae7059369" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7b02fc77fc115c3bb198440ab55c2bf6713232b4a2dd35fc7c50aa310289a5d6
[INFO] running `Command { std: "docker" "start" "-a" "7b02fc77fc115c3bb198440ab55c2bf6713232b4a2dd35fc7c50aa310289a5d6", kill_on_drop: false }`
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stdout] warning: unexpected `cfg` condition name: `unstable`
[INFO] [stdout]   --> src/inner.rs:24:7
[INFO] [stdout]    |
[INFO] [stdout] 24 | #[cfg(unstable)]
[INFO] [stdout]    |       ^^^^^^^^ help: found config with similar value: `feature = "unstable"`
[INFO] [stdout]    |
[INFO] [stdout]    = help: expected names are: `clippy`, `debug_assertions`, `doc`, `docsrs`, `doctest`, `feature`, `miri`, `overflow_checks`, `panic`, `proc_macro`, `relocation_model`, `rustfmt`, `sanitize`, `sanitizer_cfi_generalize_pointers`, `sanitizer_cfi_normalize_integers`, `target_abi`, `target_arch`, `target_endian`, `target_env`, `target_family`, `target_feature`, `target_has_atomic`, `target_has_atomic_equal_alignment`, `target_has_atomic_load_store`, `target_os`, `target_pointer_width`, `target_thread_local`, `target_vendor`, `test`, `ub_checks`, `unix`, `windows`
[INFO] [stdout]    = help: consider using a Cargo feature instead or adding `println!("cargo::rustc-check-cfg=cfg(unstable)");` to the top of the `build.rs`
[INFO] [stdout]    = note: see <https://doc.rust-lang.org/nightly/cargo/reference/build-scripts.html#rustc-check-cfg> for more information about checking conditional configuration
[INFO] [stdout]    = note: `#[warn(unexpected_cfgs)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `unstable`
[INFO] [stdout]    --> src/inner.rs:963:11
[INFO] [stdout]     |
[INFO] [stdout] 963 |     #[cfg(unstable)]
[INFO] [stdout]     |           ^^^^^^^^ help: found config with similar value: `feature = "unstable"`
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead or adding `println!("cargo::rustc-check-cfg=cfg(unstable)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/cargo/reference/build-scripts.html#rustc-check-cfg> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `unstable`
[INFO] [stdout]    --> src/inner.rs:965:15
[INFO] [stdout]     |
[INFO] [stdout] 965 |     #[cfg(not(unstable))]
[INFO] [stdout]     |               ^^^^^^^^ help: found config with similar value: `feature = "unstable"`
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead or adding `println!("cargo::rustc-check-cfg=cfg(unstable)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/cargo/reference/build-scripts.html#rustc-check-cfg> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `DirectoryEntryHeader`
[INFO] [stdout]  --> src/inner/body.rs:6:43
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub use directory_entry::{DirectoryEntry, DirectoryEntryHeader, DirectoryEntryType};
[INFO] [stdout]   |                                           ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `TypePerm`
[INFO] [stdout]   --> src/inner.rs:12:66
[INFO] [stdout]    |
[INFO] [stdout] 12 | pub use body::{DirectoryEntry, DirectoryEntryType, Entry, Inode, TypePerm};
[INFO] [stdout]    |                                                                  ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `unstable`
[INFO] [stdout]    --> src/inner.rs:198:19
[INFO] [stdout]     |
[INFO] [stdout] 198 |             #[cfg(unstable)]
[INFO] [stdout]     |                   ^^^^^^^^ help: found config with similar value: `feature = "unstable"`
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead or adding `println!("cargo::rustc-check-cfg=cfg(unstable)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/cargo/reference/build-scripts.html#rustc-check-cfg> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `unstable`
[INFO] [stdout]    --> src/inner.rs:200:23
[INFO] [stdout]     |
[INFO] [stdout] 200 |             #[cfg(not(unstable))]
[INFO] [stdout]     |                       ^^^^^^^^ help: found config with similar value: `feature = "unstable"`
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead or adding `println!("cargo::rustc-check-cfg=cfg(unstable)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/cargo/reference/build-scripts.html#rustc-check-cfg> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `unstable`
[INFO] [stdout]    --> src/inner.rs:402:19
[INFO] [stdout]     |
[INFO] [stdout] 402 |             #[cfg(unstable)]
[INFO] [stdout]     |                   ^^^^^^^^ help: found config with similar value: `feature = "unstable"`
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead or adding `println!("cargo::rustc-check-cfg=cfg(unstable)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/cargo/reference/build-scripts.html#rustc-check-cfg> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `unstable`
[INFO] [stdout]    --> src/inner.rs:404:23
[INFO] [stdout]     |
[INFO] [stdout] 404 |             #[cfg(not(unstable))]
[INFO] [stdout]     |                       ^^^^^^^^ help: found config with similar value: `feature = "unstable"`
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead or adding `println!("cargo::rustc-check-cfg=cfg(unstable)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/cargo/reference/build-scripts.html#rustc-check-cfg> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `unstable`
[INFO] [stdout]    --> src/inner.rs:972:15
[INFO] [stdout]     |
[INFO] [stdout] 972 |         #[cfg(unstable)]
[INFO] [stdout]     |               ^^^^^^^^ help: found config with similar value: `feature = "unstable"`
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead or adding `println!("cargo::rustc-check-cfg=cfg(unstable)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/cargo/reference/build-scripts.html#rustc-check-cfg> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `unstable`
[INFO] [stdout]    --> src/inner.rs:983:19
[INFO] [stdout]     |
[INFO] [stdout] 983 |         #[cfg(not(unstable))]
[INFO] [stdout]     |                   ^^^^^^^^ help: found config with similar value: `feature = "unstable"`
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead or adding `println!("cargo::rustc-check-cfg=cfg(unstable)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/cargo/reference/build-scripts.html#rustc-check-cfg> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `unstable`
[INFO] [stdout]    --> src/lib.rs:235:23
[INFO] [stdout]     |
[INFO] [stdout] 235 |                 #[cfg(unstable)]
[INFO] [stdout]     |                       ^^^^^^^^ help: found config with similar value: `feature = "unstable"`
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead or adding `println!("cargo::rustc-check-cfg=cfg(unstable)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/cargo/reference/build-scripts.html#rustc-check-cfg> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `unstable`
[INFO] [stdout]    --> src/lib.rs:237:27
[INFO] [stdout]     |
[INFO] [stdout] 237 |                 #[cfg(not(unstable))]
[INFO] [stdout]     |                           ^^^^^^^^ help: found config with similar value: `feature = "unstable"`
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead or adding `println!("cargo::rustc-check-cfg=cfg(unstable)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/cargo/reference/build-scripts.html#rustc-check-cfg> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `unstable`
[INFO] [stdout]    --> src/lib.rs:318:15
[INFO] [stdout]     |
[INFO] [stdout] 318 |         #[cfg(unstable)]
[INFO] [stdout]     |               ^^^^^^^^ help: found config with similar value: `feature = "unstable"`
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead or adding `println!("cargo::rustc-check-cfg=cfg(unstable)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/cargo/reference/build-scripts.html#rustc-check-cfg> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `unstable`
[INFO] [stdout]    --> src/lib.rs:320:19
[INFO] [stdout]     |
[INFO] [stdout] 320 |         #[cfg(not(unstable))]
[INFO] [stdout]     |                   ^^^^^^^^ help: found config with similar value: `feature = "unstable"`
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead or adding `println!("cargo::rustc-check-cfg=cfg(unstable)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/cargo/reference/build-scripts.html#rustc-check-cfg> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `unstable`
[INFO] [stdout]    --> src/lib.rs:793:15
[INFO] [stdout]     |
[INFO] [stdout] 793 |         #[cfg(unstable)]
[INFO] [stdout]     |               ^^^^^^^^ help: found config with similar value: `feature = "unstable"`
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead or adding `println!("cargo::rustc-check-cfg=cfg(unstable)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/cargo/reference/build-scripts.html#rustc-check-cfg> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `unstable`
[INFO] [stdout]    --> src/lib.rs:795:19
[INFO] [stdout]     |
[INFO] [stdout] 795 |         #[cfg(not(unstable))]
[INFO] [stdout]     |                   ^^^^^^^^ help: found config with similar value: `feature = "unstable"`
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead or adding `println!("cargo::rustc-check-cfg=cfg(unstable)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/cargo/reference/build-scripts.html#rustc-check-cfg> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `unstable`
[INFO] [stdout]    --> src/lib.rs:804:27
[INFO] [stdout]     |
[INFO] [stdout] 804 |                     #[cfg(unstable)]
[INFO] [stdout]     |                           ^^^^^^^^ help: found config with similar value: `feature = "unstable"`
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead or adding `println!("cargo::rustc-check-cfg=cfg(unstable)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/cargo/reference/build-scripts.html#rustc-check-cfg> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `unstable`
[INFO] [stdout]    --> src/lib.rs:806:31
[INFO] [stdout]     |
[INFO] [stdout] 806 |                     #[cfg(not(unstable))]
[INFO] [stdout]     |                               ^^^^^^^^ help: found config with similar value: `feature = "unstable"`
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead or adding `println!("cargo::rustc-check-cfg=cfg(unstable)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/cargo/reference/build-scripts.html#rustc-check-cfg> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 19 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling ext2 v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unexpected `cfg` condition name: `unstable`
[INFO] [stdout]   --> tests/read.rs:45:15
[INFO] [stdout]    |
[INFO] [stdout] 45 |         #[cfg(unstable)]
[INFO] [stdout]    |               ^^^^^^^^ help: found config with similar value: `feature = "unstable"`
[INFO] [stdout]    |
[INFO] [stdout]    = help: expected names are: `clippy`, `debug_assertions`, `doc`, `docsrs`, `doctest`, `feature`, `miri`, `overflow_checks`, `panic`, `proc_macro`, `relocation_model`, `rustfmt`, `sanitize`, `sanitizer_cfi_generalize_pointers`, `sanitizer_cfi_normalize_integers`, `target_abi`, `target_arch`, `target_endian`, `target_env`, `target_family`, `target_feature`, `target_has_atomic`, `target_has_atomic_equal_alignment`, `target_has_atomic_load_store`, `target_os`, `target_pointer_width`, `target_thread_local`, `target_vendor`, `test`, `ub_checks`, `unix`, `windows`
[INFO] [stdout]    = help: consider using a Cargo feature instead or adding `println!("cargo::rustc-check-cfg=cfg(unstable)");` to the top of the `build.rs`
[INFO] [stdout]    = note: see <https://doc.rust-lang.org/nightly/cargo/reference/build-scripts.html#rustc-check-cfg> for more information about checking conditional configuration
[INFO] [stdout]    = note: `#[warn(unexpected_cfgs)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `unstable`
[INFO] [stdout]   --> tests/read.rs:47:19
[INFO] [stdout]    |
[INFO] [stdout] 47 |         #[cfg(not(unstable))]
[INFO] [stdout]    |                   ^^^^^^^^ help: found config with similar value: `feature = "unstable"`
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider using a Cargo feature instead or adding `println!("cargo::rustc-check-cfg=cfg(unstable)");` to the top of the `build.rs`
[INFO] [stdout]    = note: see <https://doc.rust-lang.org/nightly/cargo/reference/build-scripts.html#rustc-check-cfg> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `unstable`
[INFO] [stdout]   --> tests/read_dir.rs:59:15
[INFO] [stdout]    |
[INFO] [stdout] 59 |         #[cfg(unstable)]
[INFO] [stdout]    |               ^^^^^^^^ help: found config with similar value: `feature = "unstable"`
[INFO] [stdout]    |
[INFO] [stdout]    = help: expected names are: `clippy`, `debug_assertions`, `doc`, `docsrs`, `doctest`, `feature`, `miri`, `overflow_checks`, `panic`, `proc_macro`, `relocation_model`, `rustfmt`, `sanitize`, `sanitizer_cfi_generalize_pointers`, `sanitizer_cfi_normalize_integers`, `target_abi`, `target_arch`, `target_endian`, `target_env`, `target_family`, `target_feature`, `target_has_atomic`, `target_has_atomic_equal_alignment`, `target_has_atomic_load_store`, `target_os`, `target_pointer_width`, `target_thread_local`, `target_vendor`, `test`, `ub_checks`, `unix`, `windows`
[INFO] [stdout]    = help: consider using a Cargo feature instead or adding `println!("cargo::rustc-check-cfg=cfg(unstable)");` to the top of the `build.rs`
[INFO] [stdout]    = note: see <https://doc.rust-lang.org/nightly/cargo/reference/build-scripts.html#rustc-check-cfg> for more information about checking conditional configuration
[INFO] [stdout]    = note: `#[warn(unexpected_cfgs)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `unstable`
[INFO] [stdout]   --> tests/read_dir.rs:61:19
[INFO] [stdout]    |
[INFO] [stdout] 61 |         #[cfg(not(unstable))]
[INFO] [stdout]    |                   ^^^^^^^^ help: found config with similar value: `feature = "unstable"`
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider using a Cargo feature instead or adding `println!("cargo::rustc-check-cfg=cfg(unstable)");` to the top of the `build.rs`
[INFO] [stdout]    = note: see <https://doc.rust-lang.org/nightly/cargo/reference/build-scripts.html#rustc-check-cfg> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `unstable`
[INFO] [stdout]   --> tests/remove_dir.rs:34:15
[INFO] [stdout]    |
[INFO] [stdout] 34 |         #[cfg(unstable)]
[INFO] [stdout]    |               ^^^^^^^^ help: found config with similar value: `feature = "unstable"`
[INFO] [stdout]    |
[INFO] [stdout]    = help: expected names are: `clippy`, `debug_assertions`, `doc`, `docsrs`, `doctest`, `feature`, `miri`, `overflow_checks`, `panic`, `proc_macro`, `relocation_model`, `rustfmt`, `sanitize`, `sanitizer_cfi_generalize_pointers`, `sanitizer_cfi_normalize_integers`, `target_abi`, `target_arch`, `target_endian`, `target_env`, `target_family`, `target_feature`, `target_has_atomic`, `target_has_atomic_equal_alignment`, `target_has_atomic_load_store`, `target_os`, `target_pointer_width`, `target_thread_local`, `target_vendor`, `test`, `ub_checks`, `unix`, `windows`
[INFO] [stdout]    = help: consider using a Cargo feature instead or adding `println!("cargo::rustc-check-cfg=cfg(unstable)");` to the top of the `build.rs`
[INFO] [stdout]    = note: see <https://doc.rust-lang.org/nightly/cargo/reference/build-scripts.html#rustc-check-cfg> for more information about checking conditional configuration
[INFO] [stdout]    = note: `#[warn(unexpected_cfgs)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `unstable`
[INFO] [stdout]   --> tests/remove_dir.rs:36:19
[INFO] [stdout]    |
[INFO] [stdout] 36 |         #[cfg(not(unstable))]
[INFO] [stdout]    |                   ^^^^^^^^ help: found config with similar value: `feature = "unstable"`
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider using a Cargo feature instead or adding `println!("cargo::rustc-check-cfg=cfg(unstable)");` to the top of the `build.rs`
[INFO] [stdout]    = note: see <https://doc.rust-lang.org/nightly/cargo/reference/build-scripts.html#rustc-check-cfg> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `unstable`
[INFO] [stdout]   --> tests/remove_dir.rs:63:15
[INFO] [stdout]    |
[INFO] [stdout] 63 |         #[cfg(unstable)]
[INFO] [stdout]    |               ^^^^^^^^ help: found config with similar value: `feature = "unstable"`
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider using a Cargo feature instead or adding `println!("cargo::rustc-check-cfg=cfg(unstable)");` to the top of the `build.rs`
[INFO] [stdout]    = note: see <https://doc.rust-lang.org/nightly/cargo/reference/build-scripts.html#rustc-check-cfg> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `unstable`
[INFO] [stdout]   --> tests/remove_dir.rs:65:19
[INFO] [stdout]    |
[INFO] [stdout] 65 |         #[cfg(not(unstable))]
[INFO] [stdout]    |                   ^^^^^^^^ help: found config with similar value: `feature = "unstable"`
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider using a Cargo feature instead or adding `println!("cargo::rustc-check-cfg=cfg(unstable)");` to the top of the `build.rs`
[INFO] [stdout]    = note: see <https://doc.rust-lang.org/nightly/cargo/reference/build-scripts.html#rustc-check-cfg> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `unstable`
[INFO] [stdout]   --> src/inner.rs:24:7
[INFO] [stdout]    |
[INFO] [stdout] 24 | #[cfg(unstable)]
[INFO] [stdout]    |       ^^^^^^^^ help: found config with similar value: `feature = "unstable"`
[INFO] [stdout]    |
[INFO] [stdout]    = help: expected names are: `clippy`, `debug_assertions`, `doc`, `docsrs`, `doctest`, `feature`, `miri`, `overflow_checks`, `panic`, `proc_macro`, `relocation_model`, `rustfmt`, `sanitize`, `sanitizer_cfi_generalize_pointers`, `sanitizer_cfi_normalize_integers`, `target_abi`, `target_arch`, `target_endian`, `target_env`, `target_family`, `target_feature`, `target_has_atomic`, `target_has_atomic_equal_alignment`, `target_has_atomic_load_store`, `target_os`, `target_pointer_width`, `target_thread_local`, `target_vendor`, `test`, `ub_checks`, `unix`, `windows`
[INFO] [stdout]    = help: consider using a Cargo feature instead or adding `println!("cargo::rustc-check-cfg=cfg(unstable)");` to the top of the `build.rs`
[INFO] [stdout]    = note: see <https://doc.rust-lang.org/nightly/cargo/reference/build-scripts.html#rustc-check-cfg> for more information about checking conditional configuration
[INFO] [stdout]    = note: `#[warn(unexpected_cfgs)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `unstable`
[INFO] [stdout]    --> src/inner.rs:963:11
[INFO] [stdout]     |
[INFO] [stdout] 963 |     #[cfg(unstable)]
[INFO] [stdout]     |           ^^^^^^^^ help: found config with similar value: `feature = "unstable"`
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead or adding `println!("cargo::rustc-check-cfg=cfg(unstable)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/cargo/reference/build-scripts.html#rustc-check-cfg> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `unstable`
[INFO] [stdout]    --> src/inner.rs:965:15
[INFO] [stdout]     |
[INFO] [stdout] 965 |     #[cfg(not(unstable))]
[INFO] [stdout]     |               ^^^^^^^^ help: found config with similar value: `feature = "unstable"`
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead or adding `println!("cargo::rustc-check-cfg=cfg(unstable)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/cargo/reference/build-scripts.html#rustc-check-cfg> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `DirectoryEntryHeader`
[INFO] [stdout]  --> src/inner/body.rs:6:43
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub use directory_entry::{DirectoryEntry, DirectoryEntryHeader, DirectoryEntryType};
[INFO] [stdout]   |                                           ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `TypePerm`
[INFO] [stdout]   --> src/inner.rs:12:66
[INFO] [stdout]    |
[INFO] [stdout] 12 | pub use body::{DirectoryEntry, DirectoryEntryType, Entry, Inode, TypePerm};
[INFO] [stdout]    |                                                                  ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `unstable`
[INFO] [stdout]    --> src/inner.rs:198:19
[INFO] [stdout]     |
[INFO] [stdout] 198 |             #[cfg(unstable)]
[INFO] [stdout]     |                   ^^^^^^^^ help: found config with similar value: `feature = "unstable"`
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead or adding `println!("cargo::rustc-check-cfg=cfg(unstable)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/cargo/reference/build-scripts.html#rustc-check-cfg> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `unstable`
[INFO] [stdout]    --> src/inner.rs:200:23
[INFO] [stdout]     |
[INFO] [stdout] 200 |             #[cfg(not(unstable))]
[INFO] [stdout]     |                       ^^^^^^^^ help: found config with similar value: `feature = "unstable"`
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead or adding `println!("cargo::rustc-check-cfg=cfg(unstable)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/cargo/reference/build-scripts.html#rustc-check-cfg> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `unstable`
[INFO] [stdout]    --> src/inner.rs:402:19
[INFO] [stdout]     |
[INFO] [stdout] 402 |             #[cfg(unstable)]
[INFO] [stdout]     |                   ^^^^^^^^ help: found config with similar value: `feature = "unstable"`
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead or adding `println!("cargo::rustc-check-cfg=cfg(unstable)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/cargo/reference/build-scripts.html#rustc-check-cfg> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `unstable`
[INFO] [stdout]    --> src/inner.rs:404:23
[INFO] [stdout]     |
[INFO] [stdout] 404 |             #[cfg(not(unstable))]
[INFO] [stdout]     |                       ^^^^^^^^ help: found config with similar value: `feature = "unstable"`
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead or adding `println!("cargo::rustc-check-cfg=cfg(unstable)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/cargo/reference/build-scripts.html#rustc-check-cfg> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `unstable`
[INFO] [stdout]    --> src/inner.rs:972:15
[INFO] [stdout]     |
[INFO] [stdout] 972 |         #[cfg(unstable)]
[INFO] [stdout]     |               ^^^^^^^^ help: found config with similar value: `feature = "unstable"`
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead or adding `println!("cargo::rustc-check-cfg=cfg(unstable)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/cargo/reference/build-scripts.html#rustc-check-cfg> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `unstable`
[INFO] [stdout]    --> src/inner.rs:983:19
[INFO] [stdout]     |
[INFO] [stdout] 983 |         #[cfg(not(unstable))]
[INFO] [stdout]     |                   ^^^^^^^^ help: found config with similar value: `feature = "unstable"`
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead or adding `println!("cargo::rustc-check-cfg=cfg(unstable)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/cargo/reference/build-scripts.html#rustc-check-cfg> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `unstable`
[INFO] [stdout]    --> src/lib.rs:235:23
[INFO] [stdout]     |
[INFO] [stdout] 235 |                 #[cfg(unstable)]
[INFO] [stdout]     |                       ^^^^^^^^ help: found config with similar value: `feature = "unstable"`
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead or adding `println!("cargo::rustc-check-cfg=cfg(unstable)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/cargo/reference/build-scripts.html#rustc-check-cfg> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `unstable`
[INFO] [stdout]    --> src/lib.rs:237:27
[INFO] [stdout]     |
[INFO] [stdout] 237 |                 #[cfg(not(unstable))]
[INFO] [stdout]     |                           ^^^^^^^^ help: found config with similar value: `feature = "unstable"`
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead or adding `println!("cargo::rustc-check-cfg=cfg(unstable)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/cargo/reference/build-scripts.html#rustc-check-cfg> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `unstable`
[INFO] [stdout]    --> src/lib.rs:318:15
[INFO] [stdout]     |
[INFO] [stdout] 318 |         #[cfg(unstable)]
[INFO] [stdout]     |               ^^^^^^^^ help: found config with similar value: `feature = "unstable"`
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead or adding `println!("cargo::rustc-check-cfg=cfg(unstable)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/cargo/reference/build-scripts.html#rustc-check-cfg> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `unstable`
[INFO] [stdout]    --> src/lib.rs:320:19
[INFO] [stdout]     |
[INFO] [stdout] 320 |         #[cfg(not(unstable))]
[INFO] [stdout]     |                   ^^^^^^^^ help: found config with similar value: `feature = "unstable"`
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead or adding `println!("cargo::rustc-check-cfg=cfg(unstable)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/cargo/reference/build-scripts.html#rustc-check-cfg> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `unstable`
[INFO] [stdout]    --> src/lib.rs:793:15
[INFO] [stdout]     |
[INFO] [stdout] 793 |         #[cfg(unstable)]
[INFO] [stdout]     |               ^^^^^^^^ help: found config with similar value: `feature = "unstable"`
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead or adding `println!("cargo::rustc-check-cfg=cfg(unstable)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/cargo/reference/build-scripts.html#rustc-check-cfg> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `unstable`
[INFO] [stdout]    --> src/lib.rs:795:19
[INFO] [stdout]     |
[INFO] [stdout] 795 |         #[cfg(not(unstable))]
[INFO] [stdout]     |                   ^^^^^^^^ help: found config with similar value: `feature = "unstable"`
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead or adding `println!("cargo::rustc-check-cfg=cfg(unstable)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/cargo/reference/build-scripts.html#rustc-check-cfg> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `unstable`
[INFO] [stdout]    --> src/lib.rs:804:27
[INFO] [stdout]     |
[INFO] [stdout] 804 |                     #[cfg(unstable)]
[INFO] [stdout]     |                           ^^^^^^^^ help: found config with similar value: `feature = "unstable"`
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead or adding `println!("cargo::rustc-check-cfg=cfg(unstable)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/cargo/reference/build-scripts.html#rustc-check-cfg> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `unstable`
[INFO] [stdout]    --> src/lib.rs:806:31
[INFO] [stdout]     |
[INFO] [stdout] 806 |                     #[cfg(not(unstable))]
[INFO] [stdout]     |                               ^^^^^^^^ help: found config with similar value: `feature = "unstable"`
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead or adding `println!("cargo::rustc-check-cfg=cfg(unstable)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/cargo/reference/build-scripts.html#rustc-check-cfg> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `unstable`
[INFO] [stdout]   --> tests/remove_file.rs:50:15
[INFO] [stdout]    |
[INFO] [stdout] 50 |         #[cfg(unstable)]
[INFO] [stdout]    |               ^^^^^^^^ help: found config with similar value: `feature = "unstable"`
[INFO] [stdout]    |
[INFO] [stdout]    = help: expected names are: `clippy`, `debug_assertions`, `doc`, `docsrs`, `doctest`, `feature`, `miri`, `overflow_checks`, `panic`, `proc_macro`, `relocation_model`, `rustfmt`, `sanitize`, `sanitizer_cfi_generalize_pointers`, `sanitizer_cfi_normalize_integers`, `target_abi`, `target_arch`, `target_endian`, `target_env`, `target_family`, `target_feature`, `target_has_atomic`, `target_has_atomic_equal_alignment`, `target_has_atomic_load_store`, `target_os`, `target_pointer_width`, `target_thread_local`, `target_vendor`, `test`, `ub_checks`, `unix`, `windows`
[INFO] [stdout]    = help: consider using a Cargo feature instead or adding `println!("cargo::rustc-check-cfg=cfg(unstable)");` to the top of the `build.rs`
[INFO] [stdout]    = note: see <https://doc.rust-lang.org/nightly/cargo/reference/build-scripts.html#rustc-check-cfg> for more information about checking conditional configuration
[INFO] [stdout]    = note: `#[warn(unexpected_cfgs)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `unstable`
[INFO] [stdout]   --> tests/remove_file.rs:52:19
[INFO] [stdout]    |
[INFO] [stdout] 52 |         #[cfg(not(unstable))]
[INFO] [stdout]    |                   ^^^^^^^^ help: found config with similar value: `feature = "unstable"`
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider using a Cargo feature instead or adding `println!("cargo::rustc-check-cfg=cfg(unstable)");` to the top of the `build.rs`
[INFO] [stdout]    = note: see <https://doc.rust-lang.org/nightly/cargo/reference/build-scripts.html#rustc-check-cfg> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `unstable`
[INFO] [stdout]   --> tests/remove_file.rs:57:15
[INFO] [stdout]    |
[INFO] [stdout] 57 |         #[cfg(unstable)]
[INFO] [stdout]    |               ^^^^^^^^ help: found config with similar value: `feature = "unstable"`
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider using a Cargo feature instead or adding `println!("cargo::rustc-check-cfg=cfg(unstable)");` to the top of the `build.rs`
[INFO] [stdout]    = note: see <https://doc.rust-lang.org/nightly/cargo/reference/build-scripts.html#rustc-check-cfg> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `unstable`
[INFO] [stdout]   --> tests/remove_file.rs:59:19
[INFO] [stdout]    |
[INFO] [stdout] 59 |         #[cfg(not(unstable))]
[INFO] [stdout]    |                   ^^^^^^^^ help: found config with similar value: `feature = "unstable"`
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider using a Cargo feature instead or adding `println!("cargo::rustc-check-cfg=cfg(unstable)");` to the top of the `build.rs`
[INFO] [stdout]    = note: see <https://doc.rust-lang.org/nightly/cargo/reference/build-scripts.html#rustc-check-cfg> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 19 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 10.36s
[INFO] running `Command { std: "docker" "inspect" "7b02fc77fc115c3bb198440ab55c2bf6713232b4a2dd35fc7c50aa310289a5d6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7b02fc77fc115c3bb198440ab55c2bf6713232b4a2dd35fc7c50aa310289a5d6", kill_on_drop: false }`
[INFO] [stdout] 7b02fc77fc115c3bb198440ab55c2bf6713232b4a2dd35fc7c50aa310289a5d6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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@sha256:59a85a07ab18ca8720692f8e61effa1c651d9e2ca591e072c2b212bb91a6b8b5" "/opt/rustwide/cargo-home/bin/cargo" "+1871252fc8bb672d40787e67404e6eaae7059369" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 0664e242b62dd8d205e48862ca752181a25041002643f04c38f328ad881ae353
[INFO] running `Command { std: "docker" "start" "-a" "0664e242b62dd8d205e48862ca752181a25041002643f04c38f328ad881ae353", kill_on_drop: false }`
[INFO] [stderr] warning: unexpected `cfg` condition name: `unstable`
[INFO] [stderr]   --> src/inner.rs:24:7
[INFO] [stderr]    |
[INFO] [stderr] 24 | #[cfg(unstable)]
[INFO] [stderr]    |       ^^^^^^^^ help: found config with similar value: `feature = "unstable"`
[INFO] [stderr]    |
[INFO] [stderr]    = help: expected names are: `clippy`, `debug_assertions`, `doc`, `docsrs`, `doctest`, `feature`, `miri`, `overflow_checks`, `panic`, `proc_macro`, `relocation_model`, `rustfmt`, `sanitize`, `sanitizer_cfi_generalize_pointers`, `sanitizer_cfi_normalize_integers`, `target_abi`, `target_arch`, `target_endian`, `target_env`, `target_family`, `target_feature`, `target_has_atomic`, `target_has_atomic_equal_alignment`, `target_has_atomic_load_store`, `target_os`, `target_pointer_width`, `target_thread_local`, `target_vendor`, `test`, `ub_checks`, `unix`, `windows`
[INFO] [stderr]    = help: consider using a Cargo feature instead or adding `println!("cargo::rustc-check-cfg=cfg(unstable)");` to the top of the `build.rs`
[INFO] [stderr]    = note: see <https://doc.rust-lang.org/nightly/cargo/reference/build-scripts.html#rustc-check-cfg> for more information about checking conditional configuration
[INFO] [stderr]    = note: `#[warn(unexpected_cfgs)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unexpected `cfg` condition name: `unstable`
[INFO] [stderr]    --> src/inner.rs:963:11
[INFO] [stderr]     |
[INFO] [stderr] 963 |     #[cfg(unstable)]
[INFO] [stderr]     |           ^^^^^^^^ help: found config with similar value: `feature = "unstable"`
[INFO] [stderr]     |
[INFO] [stderr]     = help: consider using a Cargo feature instead or adding `println!("cargo::rustc-check-cfg=cfg(unstable)");` to the top of the `build.rs`
[INFO] [stderr]     = note: see <https://doc.rust-lang.org/nightly/cargo/reference/build-scripts.html#rustc-check-cfg> for more information about checking conditional configuration
[INFO] [stderr] 
[INFO] [stderr] warning: unexpected `cfg` condition name: `unstable`
[INFO] [stderr]    --> src/inner.rs:965:15
[INFO] [stderr]     |
[INFO] [stderr] 965 |     #[cfg(not(unstable))]
[INFO] [stderr]     |               ^^^^^^^^ help: found config with similar value: `feature = "unstable"`
[INFO] [stderr]     |
[INFO] [stderr]     = help: consider using a Cargo feature instead or adding `println!("cargo::rustc-check-cfg=cfg(unstable)");` to the top of the `build.rs`
[INFO] [stderr]     = note: see <https://doc.rust-lang.org/nightly/cargo/reference/build-scripts.html#rustc-check-cfg> for more information about checking conditional configuration
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `DirectoryEntryHeader`
[INFO] [stderr]  --> src/inner/body.rs:6:43
[INFO] [stderr]   |
[INFO] [stderr] 6 | pub use directory_entry::{DirectoryEntry, DirectoryEntryHeader, DirectoryEntryType};
[INFO] [stderr]   |                                           ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `TypePerm`
[INFO] [stderr]   --> src/inner.rs:12:66
[INFO] [stderr]    |
[INFO] [stderr] 12 | pub use body::{DirectoryEntry, DirectoryEntryType, Entry, Inode, TypePerm};
[INFO] [stderr]    |                                                                  ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unexpected `cfg` condition name: `unstable`
[INFO] [stderr]    --> src/inner.rs:198:19
[INFO] [stderr]     |
[INFO] [stderr] 198 |             #[cfg(unstable)]
[INFO] [stderr]     |                   ^^^^^^^^ help: found config with similar value: `feature = "unstable"`
[INFO] [stderr]     |
[INFO] [stderr]     = help: consider using a Cargo feature instead or adding `println!("cargo::rustc-check-cfg=cfg(unstable)");` to the top of the `build.rs`
[INFO] [stderr]     = note: see <https://doc.rust-lang.org/nightly/cargo/reference/build-scripts.html#rustc-check-cfg> for more information about checking conditional configuration
[INFO] [stderr] 
[INFO] [stderr] warning: unexpected `cfg` condition name: `unstable`
[INFO] [stderr]    --> src/inner.rs:200:23
[INFO] [stderr]     |
[INFO] [stderr] 200 |             #[cfg(not(unstable))]
[INFO] [stderr]     |                       ^^^^^^^^ help: found config with similar value: `feature = "unstable"`
[INFO] [stderr]     |
[INFO] [stderr]     = help: consider using a Cargo feature instead or adding `println!("cargo::rustc-check-cfg=cfg(unstable)");` to the top of the `build.rs`
[INFO] [stderr]     = note: see <https://doc.rust-lang.org/nightly/cargo/reference/build-scripts.html#rustc-check-cfg> for more information about checking conditional configuration
[INFO] [stderr] 
[INFO] [stderr] warning: unexpected `cfg` condition name: `unstable`
[INFO] [stderr]    --> src/inner.rs:402:19
[INFO] [stderr]     |
[INFO] [stderr] 402 |             #[cfg(unstable)]
[INFO] [stderr]     |                   ^^^^^^^^ help: found config with similar value: `feature = "unstable"`
[INFO] [stderr]     |
[INFO] [stderr]     = help: consider using a Cargo feature instead or adding `println!("cargo::rustc-check-cfg=cfg(unstable)");` to the top of the `build.rs`
[INFO] [stderr]     = note: see <https://doc.rust-lang.org/nightly/cargo/reference/build-scripts.html#rustc-check-cfg> for more information about checking conditional configuration
[INFO] [stderr] 
[INFO] [stderr] warning: unexpected `cfg` condition name: `unstable`
[INFO] [stderr]    --> src/inner.rs:404:23
[INFO] [stderr]     |
[INFO] [stderr] 404 |             #[cfg(not(unstable))]
[INFO] [stderr]     |                       ^^^^^^^^ help: found config with similar value: `feature = "unstable"`
[INFO] [stderr]     |
[INFO] [stderr]     = help: consider using a Cargo feature instead or adding `println!("cargo::rustc-check-cfg=cfg(unstable)");` to the top of the `build.rs`
[INFO] [stderr]     = note: see <https://doc.rust-lang.org/nightly/cargo/reference/build-scripts.html#rustc-check-cfg> for more information about checking conditional configuration
[INFO] [stderr] 
[INFO] [stderr] warning: unexpected `cfg` condition name: `unstable`
[INFO] [stderr]    --> src/inner.rs:972:15
[INFO] [stderr]     |
[INFO] [stderr] 972 |         #[cfg(unstable)]
[INFO] [stderr]     |               ^^^^^^^^ help: found config with similar value: `feature = "unstable"`
[INFO] [stderr]     |
[INFO] [stderr]     = help: consider using a Cargo feature instead or adding `println!("cargo::rustc-check-cfg=cfg(unstable)");` to the top of the `build.rs`
[INFO] [stderr]     = note: see <https://doc.rust-lang.org/nightly/cargo/reference/build-scripts.html#rustc-check-cfg> for more information about checking conditional configuration
[INFO] [stderr] 
[INFO] [stderr] warning: unexpected `cfg` condition name: `unstable`
[INFO] [stderr]    --> src/inner.rs:983:19
[INFO] [stderr]     |
[INFO] [stderr] 983 |         #[cfg(not(unstable))]
[INFO] [stderr]     |                   ^^^^^^^^ help: found config with similar value: `feature = "unstable"`
[INFO] [stderr]     |
[INFO] [stderr]     = help: consider using a Cargo feature instead or adding `println!("cargo::rustc-check-cfg=cfg(unstable)");` to the top of the `build.rs`
[INFO] [stderr]     = note: see <https://doc.rust-lang.org/nightly/cargo/reference/build-scripts.html#rustc-check-cfg> for more information about checking conditional configuration
[INFO] [stderr] 
[INFO] [stderr] warning: unexpected `cfg` condition name: `unstable`
[INFO] [stderr]    --> src/lib.rs:235:23
[INFO] [stderr]     |
[INFO] [stderr] 235 |                 #[cfg(unstable)]
[INFO] [stderr]     |                       ^^^^^^^^ help: found config with similar value: `feature = "unstable"`
[INFO] [stderr]     |
[INFO] [stderr]     = help: consider using a Cargo feature instead or adding `println!("cargo::rustc-check-cfg=cfg(unstable)");` to the top of the `build.rs`
[INFO] [stderr]     = note: see <https://doc.rust-lang.org/nightly/cargo/reference/build-scripts.html#rustc-check-cfg> for more information about checking conditional configuration
[INFO] [stderr] 
[INFO] [stderr] warning: unexpected `cfg` condition name: `unstable`
[INFO] [stderr]    --> src/lib.rs:237:27
[INFO] [stderr]     |
[INFO] [stderr] 237 |                 #[cfg(not(unstable))]
[INFO] [stderr]     |                           ^^^^^^^^ help: found config with similar value: `feature = "unstable"`
[INFO] [stderr]     |
[INFO] [stderr]     = help: consider using a Cargo feature instead or adding `println!("cargo::rustc-check-cfg=cfg(unstable)");` to the top of the `build.rs`
[INFO] [stderr]     = note: see <https://doc.rust-lang.org/nightly/cargo/reference/build-scripts.html#rustc-check-cfg> for more information about checking conditional configuration
[INFO] [stderr] 
[INFO] [stderr] warning: unexpected `cfg` condition name: `unstable`
[INFO] [stderr]    --> src/lib.rs:318:15
[INFO] [stderr]     |
[INFO] [stderr] 318 |         #[cfg(unstable)]
[INFO] [stderr]     |               ^^^^^^^^ help: found config with similar value: `feature = "unstable"`
[INFO] [stderr]     |
[INFO] [stderr]     = help: consider using a Cargo feature instead or adding `println!("cargo::rustc-check-cfg=cfg(unstable)");` to the top of the `build.rs`
[INFO] [stderr]     = note: see <https://doc.rust-lang.org/nightly/cargo/reference/build-scripts.html#rustc-check-cfg> for more information about checking conditional configuration
[INFO] [stderr] 
[INFO] [stderr] warning: unexpected `cfg` condition name: `unstable`
[INFO] [stderr]    --> src/lib.rs:320:19
[INFO] [stderr]     |
[INFO] [stderr] 320 |         #[cfg(not(unstable))]
[INFO] [stderr]     |                   ^^^^^^^^ help: found config with similar value: `feature = "unstable"`
[INFO] [stderr]     |
[INFO] [stderr]     = help: consider using a Cargo feature instead or adding `println!("cargo::rustc-check-cfg=cfg(unstable)");` to the top of the `build.rs`
[INFO] [stderr]     = note: see <https://doc.rust-lang.org/nightly/cargo/reference/build-scripts.html#rustc-check-cfg> for more information about checking conditional configuration
[INFO] [stderr] 
[INFO] [stderr] warning: unexpected `cfg` condition name: `unstable`
[INFO] [stderr]    --> src/lib.rs:793:15
[INFO] [stderr]     |
[INFO] [stderr] 793 |         #[cfg(unstable)]
[INFO] [stderr]     |               ^^^^^^^^ help: found config with similar value: `feature = "unstable"`
[INFO] [stderr]     |
[INFO] [stderr]     = help: consider using a Cargo feature instead or adding `println!("cargo::rustc-check-cfg=cfg(unstable)");` to the top of the `build.rs`
[INFO] [stderr]     = note: see <https://doc.rust-lang.org/nightly/cargo/reference/build-scripts.html#rustc-check-cfg> for more information about checking conditional configuration
[INFO] [stderr] 
[INFO] [stderr] warning: unexpected `cfg` condition name: `unstable`
[INFO] [stderr]    --> src/lib.rs:795:19
[INFO] [stderr]     |
[INFO] [stderr] 795 |         #[cfg(not(unstable))]
[INFO] [stderr]     |                   ^^^^^^^^ help: found config with similar value: `feature = "unstable"`
[INFO] [stderr]     |
[INFO] [stderr]     = help: consider using a Cargo feature instead or adding `println!("cargo::rustc-check-cfg=cfg(unstable)");` to the top of the `build.rs`
[INFO] [stderr]     = note: see <https://doc.rust-lang.org/nightly/cargo/reference/build-scripts.html#rustc-check-cfg> for more information about checking conditional configuration
[INFO] [stderr] 
[INFO] [stderr] warning: unexpected `cfg` condition name: `unstable`
[INFO] [stderr]    --> src/lib.rs:804:27
[INFO] [stderr]     |
[INFO] [stderr] 804 |                     #[cfg(unstable)]
[INFO] [stderr]     |                           ^^^^^^^^ help: found config with similar value: `feature = "unstable"`
[INFO] [stderr]     |
[INFO] [stderr]     = help: consider using a Cargo feature instead or adding `println!("cargo::rustc-check-cfg=cfg(unstable)");` to the top of the `build.rs`
[INFO] [stderr]     = note: see <https://doc.rust-lang.org/nightly/cargo/reference/build-scripts.html#rustc-check-cfg> for more information about checking conditional configuration
[INFO] [stderr] 
[INFO] [stderr] warning: unexpected `cfg` condition name: `unstable`
[INFO] [stderr]    --> src/lib.rs:806:31
[INFO] [stderr]     |
[INFO] [stderr] 806 |                     #[cfg(not(unstable))]
[INFO] [stderr]     |                               ^^^^^^^^ help: found config with similar value: `feature = "unstable"`
[INFO] [stderr]     |
[INFO] [stderr]     = help: consider using a Cargo feature instead or adding `println!("cargo::rustc-check-cfg=cfg(unstable)");` to the top of the `build.rs`
[INFO] [stderr]     = note: see <https://doc.rust-lang.org/nightly/cargo/reference/build-scripts.html#rustc-check-cfg> for more information about checking conditional configuration
[INFO] [stderr] 
[INFO] [stderr] warning: `ext2` (lib) generated 19 warnings (run `cargo fix --lib -p ext2` to apply 2 suggestions)
[INFO] [stderr] warning: `ext2` (lib test) generated 19 warnings (19 duplicates)
[INFO] [stderr] warning: unexpected `cfg` condition name: `unstable`
[INFO] [stderr]   --> tests/remove_file.rs:50:15
[INFO] [stderr]    |
[INFO] [stderr] 50 |         #[cfg(unstable)]
[INFO] [stderr]    |               ^^^^^^^^ help: found config with similar value: `feature = "unstable"`
[INFO] [stderr]    |
[INFO] [stderr]    = help: expected names are: `clippy`, `debug_assertions`, `doc`, `docsrs`, `doctest`, `feature`, `miri`, `overflow_checks`, `panic`, `proc_macro`, `relocation_model`, `rustfmt`, `sanitize`, `sanitizer_cfi_generalize_pointers`, `sanitizer_cfi_normalize_integers`, `target_abi`, `target_arch`, `target_endian`, `target_env`, `target_family`, `target_feature`, `target_has_atomic`, `target_has_atomic_equal_alignment`, `target_has_atomic_load_store`, `target_os`, `target_pointer_width`, `target_thread_local`, `target_vendor`, `test`, `ub_checks`, `unix`, `windows`
[INFO] [stderr]    = help: consider using a Cargo feature instead or adding `println!("cargo::rustc-check-cfg=cfg(unstable)");` to the top of the `build.rs`
[INFO] [stderr]    = note: see <https://doc.rust-lang.org/nightly/cargo/reference/build-scripts.html#rustc-check-cfg> for more information about checking conditional configuration
[INFO] [stderr]    = note: `#[warn(unexpected_cfgs)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unexpected `cfg` condition name: `unstable`
[INFO] [stderr]   --> tests/remove_file.rs:52:19
[INFO] [stderr]    |
[INFO] [stderr] 52 |         #[cfg(not(unstable))]
[INFO] [stderr]    |                   ^^^^^^^^ help: found config with similar value: `feature = "unstable"`
[INFO] [stderr]    |
[INFO] [stderr]    = help: consider using a Cargo feature instead or adding `println!("cargo::rustc-check-cfg=cfg(unstable)");` to the top of the `build.rs`
[INFO] [stderr]    = note: see <https://doc.rust-lang.org/nightly/cargo/reference/build-scripts.html#rustc-check-cfg> for more information about checking conditional configuration
[INFO] [stderr] 
[INFO] [stderr] warning: unexpected `cfg` condition name: `unstable`
[INFO] [stderr]   --> tests/remove_file.rs:57:15
[INFO] [stderr]    |
[INFO] [stderr] 57 |         #[cfg(unstable)]
[INFO] [stderr]    |               ^^^^^^^^ help: found config with similar value: `feature = "unstable"`
[INFO] [stderr]    |
[INFO] [stderr]    = help: consider using a Cargo feature instead or adding `println!("cargo::rustc-check-cfg=cfg(unstable)");` to the top of the `build.rs`
[INFO] [stderr]    = note: see <https://doc.rust-lang.org/nightly/cargo/reference/build-scripts.html#rustc-check-cfg> for more information about checking conditional configuration
[INFO] [stderr] 
[INFO] [stderr] warning: unexpected `cfg` condition name: `unstable`
[INFO] [stderr]   --> tests/remove_file.rs:59:19
[INFO] [stderr]    |
[INFO] [stderr] 59 |         #[cfg(not(unstable))]
[INFO] [stderr]    |                   ^^^^^^^^ help: found config with similar value: `feature = "unstable"`
[INFO] [stderr]    |
[INFO] [stderr]    = help: consider using a Cargo feature instead or adding `println!("cargo::rustc-check-cfg=cfg(unstable)");` to the top of the `build.rs`
[INFO] [stderr]    = note: see <https://doc.rust-lang.org/nightly/cargo/reference/build-scripts.html#rustc-check-cfg> for more information about checking conditional configuration
[INFO] [stderr] 
[INFO] [stderr] warning: `ext2` (test "remove_file") generated 4 warnings
[INFO] [stderr] warning: unexpected `cfg` condition name: `unstable`
[INFO] [stderr]   --> tests/read.rs:45:15
[INFO] [stderr]    |
[INFO] [stderr] 45 |         #[cfg(unstable)]
[INFO] [stderr]    |               ^^^^^^^^ help: found config with similar value: `feature = "unstable"`
[INFO] [stderr]    |
[INFO] [stderr]    = help: expected names are: `clippy`, `debug_assertions`, `doc`, `docsrs`, `doctest`, `feature`, `miri`, `overflow_checks`, `panic`, `proc_macro`, `relocation_model`, `rustfmt`, `sanitize`, `sanitizer_cfi_generalize_pointers`, `sanitizer_cfi_normalize_integers`, `target_abi`, `target_arch`, `target_endian`, `target_env`, `target_family`, `target_feature`, `target_has_atomic`, `target_has_atomic_equal_alignment`, `target_has_atomic_load_store`, `target_os`, `target_pointer_width`, `target_thread_local`, `target_vendor`, `test`, `ub_checks`, `unix`, `windows`
[INFO] [stderr]    = help: consider using a Cargo feature instead or adding `println!("cargo::rustc-check-cfg=cfg(unstable)");` to the top of the `build.rs`
[INFO] [stderr]    = note: see <https://doc.rust-lang.org/nightly/cargo/reference/build-scripts.html#rustc-check-cfg> for more information about checking conditional configuration
[INFO] [stderr]    = note: `#[warn(unexpected_cfgs)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unexpected `cfg` condition name: `unstable`
[INFO] [stderr]   --> tests/read.rs:47:19
[INFO] [stderr]    |
[INFO] [stderr] 47 |         #[cfg(not(unstable))]
[INFO] [stderr]    |                   ^^^^^^^^ help: found config with similar value: `feature = "unstable"`
[INFO] [stderr]    |
[INFO] [stderr]    = help: consider using a Cargo feature instead or adding `println!("cargo::rustc-check-cfg=cfg(unstable)");` to the top of the `build.rs`
[INFO] [stderr]    = note: see <https://doc.rust-lang.org/nightly/cargo/reference/build-scripts.html#rustc-check-cfg> for more information about checking conditional configuration
[INFO] [stderr] 
[INFO] [stderr] warning: unexpected `cfg` condition name: `unstable`
[INFO] [stderr]   --> tests/remove_dir.rs:34:15
[INFO] [stderr]    |
[INFO] [stderr] 34 |         #[cfg(unstable)]
[INFO] [stderr]    |               ^^^^^^^^ help: found config with similar value: `feature = "unstable"`
[INFO] [stderr]    |
[INFO] [stderr]    = help: expected names are: `clippy`, `debug_assertions`, `doc`, `docsrs`, `doctest`, `feature`, `miri`, `overflow_checks`, `panic`, `proc_macro`, `relocation_model`, `rustfmt`, `sanitize`, `sanitizer_cfi_generalize_pointers`, `sanitizer_cfi_normalize_integers`, `target_abi`, `target_arch`, `target_endian`, `target_env`, `target_family`, `target_feature`, `target_has_atomic`, `target_has_atomic_equal_alignment`, `target_has_atomic_load_store`, `target_os`, `target_pointer_width`, `target_thread_local`, `target_vendor`, `test`, `ub_checks`, `unix`, `windows`
[INFO] [stderr]    = help: consider using a Cargo feature instead or adding `println!("cargo::rustc-check-cfg=cfg(unstable)");` to the top of the `build.rs`
[INFO] [stderr]    = note: see <https://doc.rust-lang.org/nightly/cargo/reference/build-scripts.html#rustc-check-cfg> for more information about checking conditional configuration
[INFO] [stderr]    = note: `#[warn(unexpected_cfgs)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unexpected `cfg` condition name: `unstable`
[INFO] [stderr]   --> tests/remove_dir.rs:36:19
[INFO] [stderr]    |
[INFO] [stderr] 36 |         #[cfg(not(unstable))]
[INFO] [stderr]    |                   ^^^^^^^^ help: found config with similar value: `feature = "unstable"`
[INFO] [stderr]    |
[INFO] [stderr]    = help: consider using a Cargo feature instead or adding `println!("cargo::rustc-check-cfg=cfg(unstable)");` to the top of the `build.rs`
[INFO] [stderr]    = note: see <https://doc.rust-lang.org/nightly/cargo/reference/build-scripts.html#rustc-check-cfg> for more information about checking conditional configuration
[INFO] [stderr] 
[INFO] [stderr] warning: unexpected `cfg` condition name: `unstable`
[INFO] [stderr]   --> tests/remove_dir.rs:63:15
[INFO] [stderr]    |
[INFO] [stderr] 63 |         #[cfg(unstable)]
[INFO] [stderr]    |               ^^^^^^^^ help: found config with similar value: `feature = "unstable"`
[INFO] [stderr]    |
[INFO] [stderr]    = help: consider using a Cargo feature instead or adding `println!("cargo::rustc-check-cfg=cfg(unstable)");` to the top of the `build.rs`
[INFO] [stderr]    = note: see <https://doc.rust-lang.org/nightly/cargo/reference/build-scripts.html#rustc-check-cfg> for more information about checking conditional configuration
[INFO] [stderr] 
[INFO] [stderr] warning: unexpected `cfg` condition name: `unstable`
[INFO] [stderr]   --> tests/remove_dir.rs:65:19
[INFO] [stderr]    |
[INFO] [stderr] 65 |         #[cfg(not(unstable))]
[INFO] [stderr]    |                   ^^^^^^^^ help: found config with similar value: `feature = "unstable"`
[INFO] [stderr]    |
[INFO] [stderr]    = help: consider using a Cargo feature instead or adding `println!("cargo::rustc-check-cfg=cfg(unstable)");` to the top of the `build.rs`
[INFO] [stderr]    = note: see <https://doc.rust-lang.org/nightly/cargo/reference/build-scripts.html#rustc-check-cfg> for more information about checking conditional configuration
[INFO] [stderr] 
[INFO] [stderr] warning: unexpected `cfg` condition name: `unstable`
[INFO] [stderr]   --> tests/read_dir.rs:59:15
[INFO] [stderr]    |
[INFO] [stderr] 59 |         #[cfg(unstable)]
[INFO] [stderr]    |               ^^^^^^^^ help: found config with similar value: `feature = "unstable"`
[INFO] [stderr]    |
[INFO] [stderr]    = help: expected names are: `clippy`, `debug_assertions`, `doc`, `docsrs`, `doctest`, `feature`, `miri`, `overflow_checks`, `panic`, `proc_macro`, `relocation_model`, `rustfmt`, `sanitize`, `sanitizer_cfi_generalize_pointers`, `sanitizer_cfi_normalize_integers`, `target_abi`, `target_arch`, `target_endian`, `target_env`, `target_family`, `target_feature`, `target_has_atomic`, `target_has_atomic_equal_alignment`, `target_has_atomic_load_store`, `target_os`, `target_pointer_width`, `target_thread_local`, `target_vendor`, `test`, `ub_checks`, `unix`, `windows`
[INFO] [stderr]    = help: consider using a Cargo feature instead or adding `println!("cargo::rustc-check-cfg=cfg(unstable)");` to the top of the `build.rs`
[INFO] [stderr]    = note: see <https://doc.rust-lang.org/nightly/cargo/reference/build-scripts.html#rustc-check-cfg> for more information about checking conditional configuration
[INFO] [stderr]    = note: `#[warn(unexpected_cfgs)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unexpected `cfg` condition name: `unstable`
[INFO] [stderr]   --> tests/read_dir.rs:61:19
[INFO] [stderr]    |
[INFO] [stderr] 61 |         #[cfg(not(unstable))]
[INFO] [stderr]    |                   ^^^^^^^^ help: found config with similar value: `feature = "unstable"`
[INFO] [stderr]    |
[INFO] [stderr]    = help: consider using a Cargo feature instead or adding `println!("cargo::rustc-check-cfg=cfg(unstable)");` to the top of the `build.rs`
[INFO] [stderr]    = note: see <https://doc.rust-lang.org/nightly/cargo/reference/build-scripts.html#rustc-check-cfg> for more information about checking conditional configuration
[INFO] [stderr] 
[INFO] [stderr] warning: `ext2` (test "read") generated 2 warnings
[INFO] [stderr] warning: `ext2` (test "remove_dir") generated 4 warnings
[INFO] [stderr] warning: `ext2` (test "read_dir") generated 2 warnings
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/ext2-6c9e679b05f15481)
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test inner::body::directory_entry::test::test_filename_posix_filename_can_be_name_max ... ok
[INFO] [stdout] test inner::body::directory_entry::test::test_filename_posix_filename_can_be_one ... ok
[INFO] [stdout] test inner::body::directory_entry::test::test_filename_posix_filename_cant_be_zero_len - should panic ... ok
[INFO] [stdout] test inner::body::directory_entry::test::test_filename_posix_filename_cant_be_have_slash - should panic ... ok
[INFO] [stdout] test inner::body::directory_entry::test::test_filename_posix_filename_cant_be_greater_than_name_max - should panic ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.04s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/chmod.rs (/opt/rustwide/target/debug/deps/chmod-8d6c06043b135382)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stderr] mkdir: cannot create directory 'disk_mounted/': Read-only file system
[INFO] [stderr] /usr/bin/fusermount: failed to unmount /opt/rustwide/workdir/disk_mounted: Operation not permitted
[INFO] [stderr] /usr/bin/dd: failed to open 'disk': Read-only file system
[INFO] [stderr] mke2fs 1.46.5 (30-Dec-2021)
[INFO] [stderr] The file disk does not exist and no size was specified.
[INFO] [stdout] test chmod ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- chmod stdout ----
[INFO] [stdout] command failed: mkdir
[INFO] [stdout] command failed: /usr/bin/fusermount
[INFO] [stdout] command failed: /usr/bin/dd
[INFO] [stdout] command failed: /usr/sbin/mkfs.ext2
[INFO] [stdout] thread 'chmod' panicked at tests/tests_common.rs:32:59:
[INFO] [stdout] called `Result::unwrap()` on an `Err` value: Os { code: 2, kind: NotFound, message: "No such file or directory" }
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x55e184a73f15 - std::backtrace_rs::backtrace::libunwind::trace::h59d96bdb08384354
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/../../backtrace/src/backtrace/libunwind.rs:105:5
[INFO] [stdout]    1:     0x55e184a73f15 - std::backtrace_rs::backtrace::trace_unsynchronized::h9cf5becacfc93fba
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
[INFO] [stdout]    2:     0x55e184a73f15 - std::sys_common::backtrace::_print_fmt::h10b76d10405dbd48
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/sys_common/backtrace.rs:68:5
[INFO] [stdout]    3:     0x55e184a73f15 - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::h6ed9e62a156d84e4
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/sys_common/backtrace.rs:44:22
[INFO] [stdout]    4:     0x55e184a9a98b - core::fmt::rt::Argument::fmt::h645c680983f03c9f
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/core/src/fmt/rt.rs:165:63
[INFO] [stdout]    5:     0x55e184a9a98b - core::fmt::write::h8bcd80919a02be29
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/core/src/fmt/mod.rs:1169:21
[INFO] [stdout]    6:     0x55e184a7150f - std::io::Write::write_fmt::h8d0c47c662cad79c
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/io/mod.rs:1835:15
[INFO] [stdout]    7:     0x55e184a73cee - std::sys_common::backtrace::_print::h6306f131a28d62b0
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/sys_common/backtrace.rs:47:5
[INFO] [stdout]    8:     0x55e184a73cee - std::sys_common::backtrace::print::h7079288e0a26dfcc
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/sys_common/backtrace.rs:34:9
[INFO] [stdout]    9:     0x55e184a75719 - std::panicking::default_hook::{{closure}}::hb063ecec81a736ba
[INFO] [stdout]   10:     0x55e184a753de - std::panicking::default_hook::hd56ee406bf547b5c
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/panicking.rs:295:9
[INFO] [stdout]   11:     0x55e184a4094a - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::he5eacdef44c8728f
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/alloc/src/boxed.rs:2036:9
[INFO] [stdout]   12:     0x55e184a4094a - test::test_main::{{closure}}::h0ec9aed229e79095
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/test/src/lib.rs:137:21
[INFO] [stdout]   13:     0x55e184a75d1b - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::hcbd0d80e1ad4e4f9
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/alloc/src/boxed.rs:2036:9
[INFO] [stdout]   14:     0x55e184a75d1b - std::panicking::rust_panic_with_hook::h624aa3ca42ebb8f2
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/panicking.rs:799:13
[INFO] [stdout]   15:     0x55e184a75a94 - std::panicking::begin_panic_handler::{{closure}}::hbc4e76194a5e287c
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/panicking.rs:664:13
[INFO] [stdout]   16:     0x55e184a743d9 - std::sys_common::backtrace::__rust_end_short_backtrace::h847fedc9d1ff7b6d
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/sys_common/backtrace.rs:171:18
[INFO] [stdout]   17:     0x55e184a757c7 - rust_begin_unwind
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/panicking.rs:652:5
[INFO] [stdout]   18:     0x55e1849f8843 - core::panicking::panic_fmt::hec11a924b87ce965
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/core/src/panicking.rs:72:14
[INFO] [stdout]   19:     0x55e1849f8d76 - core::result::unwrap_failed::h382691b96ca8c13a
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/core/src/result.rs:1654:5
[INFO] [stdout]   20:     0x55e184a0c563 - core::result::Result<T,E>::unwrap::hc9cce186be879353
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/core/src/result.rs:1077:23
[INFO] [stdout]   21:     0x55e184a0c563 - chmod::tests_common::exec_shell::h06ed03fb18c2c987
[INFO] [stdout]                                at /opt/rustwide/workdir/tests/tests_common.rs:32:21
[INFO] [stdout]   22:     0x55e184a0cc38 - chmod::tests_common::mount_disk::hcac43863ad700fb1
[INFO] [stdout]                                at /opt/rustwide/workdir/tests/tests_common.rs:69:5
[INFO] [stdout]   23:     0x55e1849fec54 - chmod::chmod::h71c53296db9914d1
[INFO] [stdout]                                at /opt/rustwide/workdir/tests/chmod.rs:12:5
[INFO] [stdout]   24:     0x55e1849febf7 - chmod::chmod::{{closure}}::h68ecb6071ad8ba78
[INFO] [stdout]                                at /opt/rustwide/workdir/tests/chmod.rs:10:11
[INFO] [stdout]   25:     0x55e184a01b46 - core::ops::function::FnOnce::call_once::h628659a7b9d0bf8a
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   26:     0x55e184a4532b - core::ops::function::FnOnce::call_once::h2e43a8f6f3d94b99
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   27:     0x55e184a4532b - test::__rust_begin_short_backtrace::h214c9f2d2d3fee90
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/test/src/lib.rs:625:18
[INFO] [stdout]   28:     0x55e184a44a31 - test::run_test_in_process::{{closure}}::h510b7ba7990692a5
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/test/src/lib.rs:648:60
[INFO] [stdout]   29:     0x55e184a44a31 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h4157186197a93871
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stdout]   30:     0x55e184a44a31 - std::panicking::try::do_call::h1bf2463bccd4b28c
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/panicking.rs:559:40
[INFO] [stdout]   31:     0x55e184a44a31 - std::panicking::try::hd6d4808c9fab4fa5
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/panicking.rs:523:19
[INFO] [stdout]   32:     0x55e184a44a31 - std::panic::catch_unwind::hd5641d97d123f9f2
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/panic.rs:149:14
[INFO] [stdout]   33:     0x55e184a44a31 - test::run_test_in_process::hc273b71c8b878a4c
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/test/src/lib.rs:648:27
[INFO] [stdout]   34:     0x55e184a44a31 - test::run_test::{{closure}}::h6838df834eb8467e
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/test/src/lib.rs:569:43
[INFO] [stdout]   35:     0x55e184a0d3f4 - test::run_test::{{closure}}::h608b98ecff5665fb
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/test/src/lib.rs:599:41
[INFO] [stdout]   36:     0x55e184a0d3f4 - std::sys_common::backtrace::__rust_begin_short_backtrace::hdc4182b97d1042e9
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/sys_common/backtrace.rs:155:18
[INFO] [stdout]   37:     0x55e184a11e22 - std::thread::Builder::spawn_unchecked_::{{closure}}::{{closure}}::h571773fd21d674c8
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/thread/mod.rs:542:17
[INFO] [stdout]   38:     0x55e184a11e22 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::hdcd384cf2fa70ba3
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stdout]   39:     0x55e184a11e22 - std::panicking::try::do_call::h4f1a44bd81423be1
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/panicking.rs:559:40
[INFO] [stdout]   40:     0x55e184a11e22 - std::panicking::try::h5e02afcb81dcd361
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/panicking.rs:523:19
[INFO] [stdout]   41:     0x55e184a11e22 - std::panic::catch_unwind::h022f75775bfd8c45
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/panic.rs:149:14
[INFO] [stdout]   42:     0x55e184a11e22 - std::thread::Builder::spawn_unchecked_::{{closure}}::hf5a62e9e4e6df1f8
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/thread/mod.rs:541:30
[INFO] [stdout]   43:     0x55e184a11e22 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h6d56360aeb9509a7
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   44:     0x55e184a7a0fb - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h7a343dc551c06baa
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/alloc/src/boxed.rs:2022:9
[INFO] [stdout]   45:     0x55e184a7a0fb - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h30b8111cbaa644f3
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/alloc/src/boxed.rs:2022:9
[INFO] [stdout]   46:     0x55e184a7a0fb - std::sys::pal::unix::thread::Thread::new::thread_start::h7404e134e61e7a11
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/sys/pal/unix/thread.rs:108:17
[INFO] [stdout]   47:     0x7f2ab3fccac3 - <unknown>
[INFO] [stdout]   48:     0x7f2ab405da04 - __clone
[INFO] [stdout]   49:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     chmod
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 0 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.20s
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass `--test chmod`
[INFO] running `Command { std: "docker" "inspect" "0664e242b62dd8d205e48862ca752181a25041002643f04c38f328ad881ae353", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0664e242b62dd8d205e48862ca752181a25041002643f04c38f328ad881ae353", kill_on_drop: false }`
[INFO] [stdout] 0664e242b62dd8d205e48862ca752181a25041002643f04c38f328ad881ae353
