[INFO] fetching crate conch-runtime-pshaw 0.1.6...
[INFO] testing conch-runtime-pshaw-0.1.6 against nightly-2024-10-28 for randomize-layout
[INFO] extracting crate conch-runtime-pshaw 0.1.6 into /workspace/builds/worker-4-tc1/source
[INFO] validating manifest of crates.io crate conch-runtime-pshaw 0.1.6 on toolchain nightly-2024-10-28
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+nightly-2024-10-28" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate conch-runtime-pshaw 0.1.6
[INFO] finished tweaking crates.io crate conch-runtime-pshaw 0.1.6
[INFO] tweaked toml for crates.io crate conch-runtime-pshaw 0.1.6 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] crate crates.io crate conch-runtime-pshaw 0.1.6 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+nightly-2024-10-28" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded delegate-attr v0.2.9
[INFO] [stderr]   Downloaded owned_chars v0.3.2
[INFO] [stderr]   Downloaded conch-parser v0.1.1
[INFO] [stderr]   Downloaded libc v0.2.104
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:4a844ea9eb2546a2d2c7022eacef16ef2e8229c7fbb2c7d4d55a9ceca922f72d" "/opt/rustwide/cargo-home/bin/cargo" "+nightly-2024-10-28" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ed161e59bdd0be6eaff4cf45e2a0a723f6d9a0e74f1c9471493579a8c87c5c03
[INFO] running `Command { std: "docker" "start" "-a" "ed161e59bdd0be6eaff4cf45e2a0a723f6d9a0e74f1c9471493579a8c87c5c03", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ed161e59bdd0be6eaff4cf45e2a0a723f6d9a0e74f1c9471493579a8c87c5c03", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ed161e59bdd0be6eaff4cf45e2a0a723f6d9a0e74f1c9471493579a8c87c5c03", kill_on_drop: false }`
[INFO] [stdout] ed161e59bdd0be6eaff4cf45e2a0a723f6d9a0e74f1c9471493579a8c87c5c03
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:4a844ea9eb2546a2d2c7022eacef16ef2e8229c7fbb2c7d4d55a9ceca922f72d" "/opt/rustwide/cargo-home/bin/cargo" "+nightly-2024-10-28" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6ab037acf1d8d3f32aa3f777c5aacbf7694cf78bc0087e7ef263b630768e14bc
[INFO] running `Command { std: "docker" "start" "-a" "6ab037acf1d8d3f32aa3f777c5aacbf7694cf78bc0087e7ef263b630768e14bc", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.30
[INFO] [stderr]    Compiling libc v0.2.104
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling syn v1.0.80
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]    Compiling proc-macro-hack v0.5.19
[INFO] [stderr]    Compiling slab v0.4.5
[INFO] [stderr]    Compiling futures-task v0.3.17
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]    Compiling futures-core v0.3.17
[INFO] [stderr]    Compiling proc-macro-nested v0.1.7
[INFO] [stderr]    Compiling unicode-width v0.1.9
[INFO] [stderr]    Compiling async-trait v0.1.51
[INFO] [stderr]    Compiling void v1.0.2
[INFO] [stderr]    Compiling pin-project-lite v0.2.7
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling pin-utils v0.1.0
[INFO] [stderr]    Compiling ansi_term v0.11.0
[INFO] [stderr]    Compiling vec_map v0.8.2
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling strsim v0.8.0
[INFO] [stderr]    Compiling bytes v0.5.6
[INFO] [stderr]    Compiling futures-macro v0.3.17
[INFO] [stderr]    Compiling futures-util v0.3.17
[INFO] [stderr]    Compiling bitflags v1.3.2
[INFO] [stderr]    Compiling pin-project-lite v0.1.12
[INFO] [stderr]    Compiling conch-parser v0.1.1
[INFO] [stderr]    Compiling glob v0.3.0
[INFO] [stderr]    Compiling quote v1.0.10
[INFO] [stderr]    Compiling net2 v0.2.37
[INFO] [stderr]    Compiling iovec v0.1.4
[INFO] [stderr]    Compiling signal-hook-registry v1.4.0
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling clap v2.33.3
[INFO] [stderr]    Compiling mio v0.6.23
[INFO] [stderr]    Compiling mio-uds v0.6.8
[INFO] [stderr]    Compiling thiserror-impl v1.0.30
[INFO] [stderr]    Compiling tokio-macros v0.2.6
[INFO] [stderr]    Compiling tokio v0.2.25
[INFO] [stderr]    Compiling thiserror v1.0.30
[INFO] [stderr]    Compiling conch-runtime-pshaw v0.1.6 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unexpected `cfg` condition name: `linux`
[INFO] [stdout]   --> src/env/async_io/tokio.rs:54:19
[INFO] [stdout]    |
[INFO] [stdout] 54 |         #[cfg(not(linux))]
[INFO] [stdout]    |                   ^^^^^ help: found config with similar value: `target_os = "linux"`
[INFO] [stdout]    |
[INFO] [stdout]    = help: expected names are: `clippy`, `debug_assertions`, `doc`, `docsrs`, `doctest`, `feature`, `fmt_debug`, `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`, and `windows`
[INFO] [stdout]    = help: consider using a Cargo feature instead
[INFO] [stdout]    = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]             [lints.rust]
[INFO] [stdout]             unexpected_cfgs = { level = "warn", check-cfg = ['cfg(linux)'] }
[INFO] [stdout]    = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(linux)");` to the top of the `build.rs`
[INFO] [stdout]    = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> 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: `linux`
[INFO] [stdout]   --> src/env/async_io/tokio.rs:62:15
[INFO] [stdout]    |
[INFO] [stdout] 62 |         #[cfg(linux)]
[INFO] [stdout]    |               ^^^^^ help: found config with similar value: `target_os = "linux"`
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider using a Cargo feature instead
[INFO] [stdout]    = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]             [lints.rust]
[INFO] [stdout]             unexpected_cfgs = { level = "warn", check-cfg = ['cfg(linux)'] }
[INFO] [stdout]    = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(linux)");` to the top of the `build.rs`
[INFO] [stdout]    = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `permissions` and `os_handle` are never read
[INFO] [stdout]   --> src/env/fd.rs:94:13
[INFO] [stdout]    |
[INFO] [stdout] 93 |         struct FileDescDebug<T> {
[INFO] [stdout]    |                ------------- fields in this struct
[INFO] [stdout] 94 |             permissions: Permissions,
[INFO] [stdout]    |             ^^^^^^^^^^^
[INFO] [stdout] 95 |             os_handle: T,
[INFO] [stdout]    |             ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `FileDescDebug` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused pinned boxed `futures_core::Future` trait object that must be used
[INFO] [stdout]   --> src/spawn/swallow_non_fatal.rs:23:13
[INFO] [stdout]    |
[INFO] [stdout] 23 |             env.report_error(&e);
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: futures do nothing unless you `.await` or poll them
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 8.09s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: conch-parser v0.1.1
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1`
[INFO] running `Command { std: "docker" "inspect" "6ab037acf1d8d3f32aa3f777c5aacbf7694cf78bc0087e7ef263b630768e14bc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6ab037acf1d8d3f32aa3f777c5aacbf7694cf78bc0087e7ef263b630768e14bc", kill_on_drop: false }`
[INFO] [stdout] 6ab037acf1d8d3f32aa3f777c5aacbf7694cf78bc0087e7ef263b630768e14bc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:4a844ea9eb2546a2d2c7022eacef16ef2e8229c7fbb2c7d4d55a9ceca922f72d" "/opt/rustwide/cargo-home/bin/cargo" "+nightly-2024-10-28" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] dca80c6f8b93b6a81b65b92679461d88f71401302a87b50f6d3a443420e22e46
[INFO] running `Command { std: "docker" "start" "-a" "dca80c6f8b93b6a81b65b92679461d88f71401302a87b50f6d3a443420e22e46", kill_on_drop: false }`
[INFO] [stderr]    Compiling delegate-attr v0.2.9
[INFO] [stdout] warning: unexpected `cfg` condition name: `linux`
[INFO] [stdout]   --> src/env/async_io/tokio.rs:54:19
[INFO] [stdout]    |
[INFO] [stdout] 54 |         #[cfg(not(linux))]
[INFO] [stdout]    |                   ^^^^^ help: found config with similar value: `target_os = "linux"`
[INFO] [stdout]    |
[INFO] [stdout]    = help: expected names are: `clippy`, `debug_assertions`, `doc`, `docsrs`, `doctest`, `feature`, `fmt_debug`, `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`, and `windows`
[INFO] [stdout]    = help: consider using a Cargo feature instead
[INFO] [stdout]    = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]             [lints.rust]
[INFO] [stdout]             unexpected_cfgs = { level = "warn", check-cfg = ['cfg(linux)'] }
[INFO] [stdout]    = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(linux)");` to the top of the `build.rs`
[INFO] [stdout]    = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> 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: `linux`
[INFO] [stdout]   --> src/env/async_io/tokio.rs:62:15
[INFO] [stdout]    |
[INFO] [stdout] 62 |         #[cfg(linux)]
[INFO] [stdout]    |               ^^^^^ help: found config with similar value: `target_os = "linux"`
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider using a Cargo feature instead
[INFO] [stdout]    = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]             [lints.rust]
[INFO] [stdout]             unexpected_cfgs = { level = "warn", check-cfg = ['cfg(linux)'] }
[INFO] [stdout]    = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(linux)");` to the top of the `build.rs`
[INFO] [stdout]    = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `permissions` and `os_handle` are never read
[INFO] [stdout]   --> src/env/fd.rs:94:13
[INFO] [stdout]    |
[INFO] [stdout] 93 |         struct FileDescDebug<T> {
[INFO] [stdout]    |                ------------- fields in this struct
[INFO] [stdout] 94 |             permissions: Permissions,
[INFO] [stdout]    |             ^^^^^^^^^^^
[INFO] [stdout] 95 |             os_handle: T,
[INFO] [stdout]    |             ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `FileDescDebug` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused pinned boxed `futures_core::Future` trait object that must be used
[INFO] [stdout]   --> src/spawn/swallow_non_fatal.rs:23:13
[INFO] [stdout]    |
[INFO] [stdout] 23 |             env.report_error(&e);
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: futures do nothing unless you `.await` or poll them
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling owned_chars v0.3.2
[INFO] [stderr]    Compiling conch-runtime-pshaw v0.1.6 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `conch_runtime`
[INFO] [stdout]  --> examples/shell.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use conch_runtime::env::{DefaultEnvArc, DefaultEnvConfigArc};
[INFO] [stdout]   |     ^^^^^^^^^^^^^ use of undeclared crate or module `conch_runtime`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `conch_runtime`
[INFO] [stdout]  --> examples/shell.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use conch_runtime::spawn::sequence;
[INFO] [stdout]   |     ^^^^^^^^^^^^^ use of undeclared crate or module `conch_runtime`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `conch_runtime`
[INFO] [stdout]  --> examples/shell.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 | use conch_runtime::{ExitStatus, EXIT_ERROR};
[INFO] [stdout]   |     ^^^^^^^^^^^^^ use of undeclared crate or module `conch_runtime`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0432, E0433.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `conch-runtime-pshaw` (example "shell") due to 3 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] warning: unexpected `cfg` condition name: `linux`
[INFO] [stdout]   --> src/env/async_io/tokio.rs:54:19
[INFO] [stdout]    |
[INFO] [stdout] 54 |         #[cfg(not(linux))]
[INFO] [stdout]    |                   ^^^^^ help: found config with similar value: `target_os = "linux"`
[INFO] [stdout]    |
[INFO] [stdout]    = help: expected names are: `clippy`, `debug_assertions`, `doc`, `docsrs`, `doctest`, `feature`, `fmt_debug`, `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`, and `windows`
[INFO] [stdout]    = help: consider using a Cargo feature instead
[INFO] [stdout]    = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]             [lints.rust]
[INFO] [stdout]             unexpected_cfgs = { level = "warn", check-cfg = ['cfg(linux)'] }
[INFO] [stdout]    = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(linux)");` to the top of the `build.rs`
[INFO] [stdout]    = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> 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: `linux`
[INFO] [stdout]   --> src/env/async_io/tokio.rs:62:15
[INFO] [stdout]    |
[INFO] [stdout] 62 |         #[cfg(linux)]
[INFO] [stdout]    |               ^^^^^ help: found config with similar value: `target_os = "linux"`
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider using a Cargo feature instead
[INFO] [stdout]    = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]             [lints.rust]
[INFO] [stdout]             unexpected_cfgs = { level = "warn", check-cfg = ['cfg(linux)'] }
[INFO] [stdout]    = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(linux)");` to the top of the `build.rs`
[INFO] [stdout]    = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `permissions` and `os_handle` are never read
[INFO] [stdout]   --> src/env/fd.rs:94:13
[INFO] [stdout]    |
[INFO] [stdout] 93 |         struct FileDescDebug<T> {
[INFO] [stdout]    |                ------------- fields in this struct
[INFO] [stdout] 94 |             permissions: Permissions,
[INFO] [stdout]    |             ^^^^^^^^^^^
[INFO] [stdout] 95 |             os_handle: T,
[INFO] [stdout]    |             ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `FileDescDebug` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused pinned boxed `futures_core::Future` trait object that must be used
[INFO] [stdout]   --> src/spawn/swallow_non_fatal.rs:23:13
[INFO] [stdout]    |
[INFO] [stdout] 23 |             env.report_error(&e);
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: futures do nothing unless you `.await` or poll them
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "dca80c6f8b93b6a81b65b92679461d88f71401302a87b50f6d3a443420e22e46", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dca80c6f8b93b6a81b65b92679461d88f71401302a87b50f6d3a443420e22e46", kill_on_drop: false }`
[INFO] [stdout] dca80c6f8b93b6a81b65b92679461d88f71401302a87b50f6d3a443420e22e46
