[INFO] fetching crate nvme-amz 0.3.0...
[INFO] testing nvme-amz-0.3.0 against try#8de4c7234dd9b97c9d76b58671343fdbbc9a433e+target=x86_64-unknown-linux-musl for musl_upgrade_1_2_5_with_libc_patch_0
[INFO] extracting crate nvme-amz 0.3.0 into /workspace/builds/worker-4-tc1/source
[INFO] started tweaking crates.io crate nvme-amz 0.3.0
[INFO] finished tweaking crates.io crate nvme-amz 0.3.0
[INFO] tweaked toml for crates.io crate nvme-amz 0.3.0 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate nvme-amz 0.3.0 on toolchain 8de4c7234dd9b97c9d76b58671343fdbbc9a433e
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 28 packages to latest compatible versions
[INFO] [stderr]       Adding nix v0.29.0 (available: v0.30.1)
[INFO] [stderr]       Adding rustix v0.38.44 (available: v1.0.7)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5c1401e9dcad0aa8c42e9b57239f79e6f6de4cfbf8e43bdcb4292a72957fd393
[INFO] running `Command { std: "docker" "start" "-a" "5c1401e9dcad0aa8c42e9b57239f79e6f6de4cfbf8e43bdcb4292a72957fd393", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5c1401e9dcad0aa8c42e9b57239f79e6f6de4cfbf8e43bdcb4292a72957fd393", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5c1401e9dcad0aa8c42e9b57239f79e6f6de4cfbf8e43bdcb4292a72957fd393", kill_on_drop: false }`
[INFO] [stdout] 5c1401e9dcad0aa8c42e9b57239f79e6f6de4cfbf8e43bdcb4292a72957fd393
[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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "build" "--frozen" "--message-format=json" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }`
[INFO] [stdout] 82cbc23824c5192703237218195ca3ec1d7691a9a2f9ddaee7b82fb9a7fa86c6
[INFO] running `Command { std: "docker" "start" "-a" "82cbc23824c5192703237218195ca3ec1d7691a9a2f9ddaee7b82fb9a7fa86c6", kill_on_drop: false }`
[INFO] [stderr]    Compiling nvme-amz v0.3.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: constant `AMZ_EBS_MN` is never used
[INFO] [stdout]   --> src/lib.rs:32:7
[INFO] [stdout]    |
[INFO] [stdout] 32 | const AMZ_EBS_MN: &str = "Amazon Elastic Block Store";
[INFO] [stdout]    |       ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `AMZ_INST_STORE_MN` is never used
[INFO] [stdout]   --> src/lib.rs:33:7
[INFO] [stdout]    |
[INFO] [stdout] 33 | const AMZ_INST_STORE_MN: &str = "Amazon EC2 NVMe Instance Storage";
[INFO] [stdout]    |       ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `AMZ_VENDOR_ID` is never used
[INFO] [stdout]   --> src/lib.rs:34:7
[INFO] [stdout]    |
[INFO] [stdout] 34 | const AMZ_VENDOR_ID: c_ushort = 0x1D0F;
[INFO] [stdout]    |       ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `NVME_ADMIN_IDENTIFY` is never used
[INFO] [stdout]   --> src/lib.rs:36:7
[INFO] [stdout]    |
[INFO] [stdout] 36 | const NVME_ADMIN_IDENTIFY: u8 = 0x06;
[INFO] [stdout]    |       ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `NVME_IOCTL_ADMIN_CMD_NUM` is never used
[INFO] [stdout]   --> src/lib.rs:37:7
[INFO] [stdout]    |
[INFO] [stdout] 37 | const NVME_IOCTL_ADMIN_CMD_NUM: u8 = 0x41;
[INFO] [stdout]    |       ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `NvmePassthruCmd` is never constructed
[INFO] [stdout]    --> src/lib.rs:366:8
[INFO] [stdout]     |
[INFO] [stdout] 366 | struct NvmePassthruCmd {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `NvmePassthruCmd` has derived impls for the traits `Debug`, `Default`, and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `NvmeAdminCmd` is never used
[INFO] [stdout]    --> src/lib.rs:387:6
[INFO] [stdout]     |
[INFO] [stdout] 387 | type NvmeAdminCmd = NvmePassthruCmd;
[INFO] [stdout]     |      ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `from_fd` is never used
[INFO] [stdout]    --> src/lib.rs:596:8
[INFO] [stdout]     |
[INFO] [stdout] 586 | impl Nvme {
[INFO] [stdout]     | --------- associated function in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 596 |     fn from_fd<F, IoctlFn>(fd: F, f: IoctlFn) -> Result<Self>
[INFO] [stdout]     |        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.51s
[INFO] running `Command { std: "docker" "inspect" "82cbc23824c5192703237218195ca3ec1d7691a9a2f9ddaee7b82fb9a7fa86c6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "82cbc23824c5192703237218195ca3ec1d7691a9a2f9ddaee7b82fb9a7fa86c6", kill_on_drop: false }`
[INFO] [stdout] 82cbc23824c5192703237218195ca3ec1d7691a9a2f9ddaee7b82fb9a7fa86c6
[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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "test" "--frozen" "--no-run" "--message-format=json" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }`
[INFO] [stdout] 3082d79ab25e51b01ba68fd6c8cc8a8290bc611d4b92da4787a772181a20e32f
[INFO] running `Command { std: "docker" "start" "-a" "3082d79ab25e51b01ba68fd6c8cc8a8290bc611d4b92da4787a772181a20e32f", kill_on_drop: false }`
[INFO] [stderr]    Compiling nvme-amz v0.3.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: constant `AMZ_EBS_MN` is never used
[INFO] [stdout]   --> src/lib.rs:32:7
[INFO] [stdout]    |
[INFO] [stdout] 32 | const AMZ_EBS_MN: &str = "Amazon Elastic Block Store";
[INFO] [stdout]    |       ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `AMZ_INST_STORE_MN` is never used
[INFO] [stdout]   --> src/lib.rs:33:7
[INFO] [stdout]    |
[INFO] [stdout] 33 | const AMZ_INST_STORE_MN: &str = "Amazon EC2 NVMe Instance Storage";
[INFO] [stdout]    |       ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `AMZ_VENDOR_ID` is never used
[INFO] [stdout]   --> src/lib.rs:34:7
[INFO] [stdout]    |
[INFO] [stdout] 34 | const AMZ_VENDOR_ID: c_ushort = 0x1D0F;
[INFO] [stdout]    |       ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `NVME_ADMIN_IDENTIFY` is never used
[INFO] [stdout]   --> src/lib.rs:36:7
[INFO] [stdout]    |
[INFO] [stdout] 36 | const NVME_ADMIN_IDENTIFY: u8 = 0x06;
[INFO] [stdout]    |       ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `NVME_IOCTL_ADMIN_CMD_NUM` is never used
[INFO] [stdout]   --> src/lib.rs:37:7
[INFO] [stdout]    |
[INFO] [stdout] 37 | const NVME_IOCTL_ADMIN_CMD_NUM: u8 = 0x41;
[INFO] [stdout]    |       ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `NvmePassthruCmd` is never constructed
[INFO] [stdout]    --> src/lib.rs:366:8
[INFO] [stdout]     |
[INFO] [stdout] 366 | struct NvmePassthruCmd {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `NvmePassthruCmd` has derived impls for the traits `Debug`, `Default`, and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `NvmeAdminCmd` is never used
[INFO] [stdout]    --> src/lib.rs:387:6
[INFO] [stdout]     |
[INFO] [stdout] 387 | type NvmeAdminCmd = NvmePassthruCmd;
[INFO] [stdout]     |      ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `from_fd` is never used
[INFO] [stdout]    --> src/lib.rs:596:8
[INFO] [stdout]     |
[INFO] [stdout] 586 | impl Nvme {
[INFO] [stdout]     | --------- associated function in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 596 |     fn from_fd<F, IoctlFn>(fd: F, f: IoctlFn) -> Result<Self>
[INFO] [stdout]     |        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `AMZ_EBS_MN` is never used
[INFO] [stdout]   --> src/lib.rs:32:7
[INFO] [stdout]    |
[INFO] [stdout] 32 | const AMZ_EBS_MN: &str = "Amazon Elastic Block Store";
[INFO] [stdout]    |       ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `AMZ_INST_STORE_MN` is never used
[INFO] [stdout]   --> src/lib.rs:33:7
[INFO] [stdout]    |
[INFO] [stdout] 33 | const AMZ_INST_STORE_MN: &str = "Amazon EC2 NVMe Instance Storage";
[INFO] [stdout]    |       ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `AMZ_VENDOR_ID` is never used
[INFO] [stdout]   --> src/lib.rs:34:7
[INFO] [stdout]    |
[INFO] [stdout] 34 | const AMZ_VENDOR_ID: c_ushort = 0x1D0F;
[INFO] [stdout]    |       ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `NVME_ADMIN_IDENTIFY` is never used
[INFO] [stdout]   --> src/lib.rs:36:7
[INFO] [stdout]    |
[INFO] [stdout] 36 | const NVME_ADMIN_IDENTIFY: u8 = 0x06;
[INFO] [stdout]    |       ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `NVME_IOCTL_ADMIN_CMD_NUM` is never used
[INFO] [stdout]   --> src/lib.rs:37:7
[INFO] [stdout]    |
[INFO] [stdout] 37 | const NVME_IOCTL_ADMIN_CMD_NUM: u8 = 0x41;
[INFO] [stdout]    |       ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `NvmePassthruCmd` is never constructed
[INFO] [stdout]    --> src/lib.rs:366:8
[INFO] [stdout]     |
[INFO] [stdout] 366 | struct NvmePassthruCmd {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `NvmePassthruCmd` has derived impls for the traits `Debug`, `Default`, and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `NvmeAdminCmd` is never used
[INFO] [stdout]    --> src/lib.rs:387:6
[INFO] [stdout]     |
[INFO] [stdout] 387 | type NvmeAdminCmd = NvmePassthruCmd;
[INFO] [stdout]     |      ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `from_fd` is never used
[INFO] [stdout]    --> src/lib.rs:596:8
[INFO] [stdout]     |
[INFO] [stdout] 586 | impl Nvme {
[INFO] [stdout]     | --------- associated function in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 596 |     fn from_fd<F, IoctlFn>(fd: F, f: IoctlFn) -> Result<Self>
[INFO] [stdout]     |        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.67s
[INFO] running `Command { std: "docker" "inspect" "3082d79ab25e51b01ba68fd6c8cc8a8290bc611d4b92da4787a772181a20e32f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3082d79ab25e51b01ba68fd6c8cc8a8290bc611d4b92da4787a772181a20e32f", kill_on_drop: false }`
[INFO] [stdout] 3082d79ab25e51b01ba68fd6c8cc8a8290bc611d4b92da4787a772181a20e32f
[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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "test" "--frozen" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }`
[INFO] [stdout] 159fe6b22dcfea498d267f948da39fa57d5ae12c761dab16d89b0ab6e2fef67a
[INFO] running `Command { std: "docker" "start" "-a" "159fe6b22dcfea498d267f948da39fa57d5ae12c761dab16d89b0ab6e2fef67a", kill_on_drop: false }`
[INFO] [stderr] warning: constant `AMZ_EBS_MN` is never used
[INFO] [stderr]   --> src/lib.rs:32:7
[INFO] [stderr]    |
[INFO] [stderr] 32 | const AMZ_EBS_MN: &str = "Amazon Elastic Block Store";
[INFO] [stderr]    |       ^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: constant `AMZ_INST_STORE_MN` is never used
[INFO] [stderr]   --> src/lib.rs:33:7
[INFO] [stderr]    |
[INFO] [stderr] 33 | const AMZ_INST_STORE_MN: &str = "Amazon EC2 NVMe Instance Storage";
[INFO] [stderr]    |       ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: constant `AMZ_VENDOR_ID` is never used
[INFO] [stderr]   --> src/lib.rs:34:7
[INFO] [stderr]    |
[INFO] [stderr] 34 | const AMZ_VENDOR_ID: c_ushort = 0x1D0F;
[INFO] [stderr]    |       ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: constant `NVME_ADMIN_IDENTIFY` is never used
[INFO] [stderr]   --> src/lib.rs:36:7
[INFO] [stderr]    |
[INFO] [stderr] 36 | const NVME_ADMIN_IDENTIFY: u8 = 0x06;
[INFO] [stderr]    |       ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: constant `NVME_IOCTL_ADMIN_CMD_NUM` is never used
[INFO] [stderr]   --> src/lib.rs:37:7
[INFO] [stderr]    |
[INFO] [stderr] 37 | const NVME_IOCTL_ADMIN_CMD_NUM: u8 = 0x41;
[INFO] [stderr]    |       ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `NvmePassthruCmd` is never constructed
[INFO] [stderr]    --> src/lib.rs:366:8
[INFO] [stderr]     |
[INFO] [stderr] 366 | struct NvmePassthruCmd {
[INFO] [stderr]     |        ^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `NvmePassthruCmd` has derived impls for the traits `Debug`, `Default`, and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stderr] 
[INFO] [stderr] warning: type alias `NvmeAdminCmd` is never used
[INFO] [stderr]    --> src/lib.rs:387:6
[INFO] [stderr]     |
[INFO] [stderr] 387 | type NvmeAdminCmd = NvmePassthruCmd;
[INFO] [stderr]     |      ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function `from_fd` is never used
[INFO] [stderr]    --> src/lib.rs:596:8
[INFO] [stderr]     |
[INFO] [stderr] 586 | impl Nvme {
[INFO] [stderr]     | --------- associated function in this implementation
[INFO] [stderr] ...
[INFO] [stderr] 596 |     fn from_fd<F, IoctlFn>(fd: F, f: IoctlFn) -> Result<Self>
[INFO] [stderr]     |        ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `nvme-amz` (lib) generated 8 warnings
[INFO] [stderr] warning: `nvme-amz` (lib test) generated 8 warnings (8 duplicates)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/x86_64-unknown-linux-musl/debug/deps/nvme_amz-355f4846d6e3cb2a)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "159fe6b22dcfea498d267f948da39fa57d5ae12c761dab16d89b0ab6e2fef67a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "159fe6b22dcfea498d267f948da39fa57d5ae12c761dab16d89b0ab6e2fef67a", kill_on_drop: false }`
[INFO] [stdout] 159fe6b22dcfea498d267f948da39fa57d5ae12c761dab16d89b0ab6e2fef67a