[INFO] fetching crate nydus-rafs 0.4.0...
[INFO] checking nydus-rafs-0.4.0 against try#4f260f0f20b3133d20cfb50353c0221943af5796+rustflags=-Dunmustuse_in_always_ok for pr-148577
[INFO] extracting crate nydus-rafs 0.4.0 into /workspace/builds/worker-2-tc2/source
[INFO] started tweaking crates.io crate nydus-rafs 0.4.0
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate nydus-rafs 0.4.0
[INFO] tweaked toml for crates.io crate nydus-rafs 0.4.0 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate nydus-rafs 0.4.0 on toolchain 4f260f0f20b3133d20cfb50353c0221943af5796
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate nydus-rafs 0.4.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 89bc78d60c525ce7c7ec0d3edf3af83229a08d02f37c4e696be7a190ec57be3c
[INFO] running `Command { std: "docker" "start" "-a" "89bc78d60c525ce7c7ec0d3edf3af83229a08d02f37c4e696be7a190ec57be3c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "89bc78d60c525ce7c7ec0d3edf3af83229a08d02f37c4e696be7a190ec57be3c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "89bc78d60c525ce7c7ec0d3edf3af83229a08d02f37c4e696be7a190ec57be3c", kill_on_drop: false }`
[INFO] [stdout] 89bc78d60c525ce7c7ec0d3edf3af83229a08d02f37c4e696be7a190ec57be3c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid -Dunmustuse_in_always_ok" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 53ab78a86f69a25c25b09344186c91d027f992a1411d9c086522f4359592aa6d
[INFO] running `Command { std: "docker" "start" "-a" "53ab78a86f69a25c25b09344186c91d027f992a1411d9c086522f4359592aa6d", kill_on_drop: false }`
[INFO] [stderr]    Compiling jobserver v0.1.32
[INFO] [stderr]    Compiling unicode-ident v1.0.15
[INFO] [stderr]    Compiling serde v1.0.217
[INFO] [stderr]     Checking bitflags v2.8.0
[INFO] [stderr]    Compiling serde_json v1.0.137
[INFO] [stderr]    Compiling memoffset v0.6.5
[INFO] [stderr]    Compiling zstd-safe v5.0.2+zstd.1.5.2
[INFO] [stderr]     Checking log v0.4.25
[INFO] [stderr]    Compiling rustix v0.38.44
[INFO] [stderr]    Compiling openssl v0.10.72
[INFO] [stderr]     Checking linux-raw-sys v0.4.15
[INFO] [stderr]     Checking nibble_vec v0.1.0
[INFO] [stderr]     Checking constant_time_eq v0.3.1
[INFO] [stderr]    Compiling fuse-backend-rs v0.13.1
[INFO] [stderr]     Checking sha2 v0.10.8
[INFO] [stderr]     Checking filetime v0.2.25
[INFO] [stderr]    Compiling proc-macro2 v1.0.93
[INFO] [stderr]     Checking vmm-sys-util v0.12.1
[INFO] [stderr]    Compiling anyhow v1.0.95
[INFO] [stderr]     Checking assert_matches v1.5.0
[INFO] [stderr]     Checking radix_trie v0.2.1
[INFO] [stderr]     Checking mio v0.8.11
[INFO] [stderr]     Checking nix v0.24.3
[INFO] [stderr]    Compiling cc v1.2.10
[INFO] [stderr]    Compiling quote v1.0.38
[INFO] [stderr]    Compiling syn v2.0.96
[INFO] [stderr]    Compiling openssl-src v300.4.1+3.4.0
[INFO] [stderr]    Compiling cmake v0.1.52
[INFO] [stderr]    Compiling zstd-sys v2.0.13+zstd.1.5.6
[INFO] [stderr]    Compiling lz4-sys v1.11.1+lz4-1.10.0
[INFO] [stderr]    Compiling blake3 v1.5.5
[INFO] [stderr]    Compiling openssl-sys v0.9.107
[INFO] [stderr]     Checking xattr v1.4.0
[INFO] [stderr]    Compiling libz-sys v1.1.21
[INFO] [stderr]     Checking tar v0.4.43
[INFO] [stderr]    Compiling thiserror-impl v1.0.69
[INFO] [stderr]    Compiling serde_derive v1.0.217
[INFO] [stderr]    Compiling tokio-macros v2.5.0
[INFO] [stderr]    Compiling openssl-macros v0.1.1
[INFO] [stderr]     Checking tokio v1.44.2
[INFO] [stderr]     Checking thiserror v1.0.69
[INFO] [stderr]     Checking caps v0.5.5
[INFO] [stderr]     Checking vm-memory v0.14.1
[INFO] [stderr]     Checking zstd v0.11.2+zstd.1.5.2
[INFO] [stderr]     Checking toml v0.5.11
[INFO] [stderr]     Checking nydus-api v0.4.0
[INFO] [stderr]     Checking lz4 v1.28.1
[INFO] [stderr]     Checking flate2 v1.0.35
[INFO] [stderr]     Checking nydus-utils v0.5.0
[INFO] [stderr]     Checking nydus-storage v0.7.1
[INFO] [stderr]     Checking nydus-rafs v0.4.0 (/opt/rustwide/workdir)
[INFO] [stdout] error: this type will no longer be must used: std::result::Result<OsString, Infallible>
[INFO] [stdout]    --> src/metadata/cached_v5.rs:548:17
[INFO] [stdout]     |
[INFO] [stdout] 548 |                 OsString::from_str(DOT).unwrap(),
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: requested on the command line with `-D unmustuse-in-always-ok`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: std::result::Result<OsString, Infallible>
[INFO] [stdout]    --> src/metadata/cached_v5.rs:564:17
[INFO] [stdout]     |
[INFO] [stdout] 564 |                 OsString::from_str(DOTDOT).unwrap(),
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: std::result::Result<OsString, Infallible>
[INFO] [stdout]     --> src/metadata/layout/v6.rs:2049:5
[INFO] [stdout]      |
[INFO] [stdout] 2049 |     OsString::from_str(RAFSV6_XATTR_TYPES[pos].prefix)
[INFO] [stdout]      |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `nydus-rafs` (lib) due to 3 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error: this type will no longer be must used: std::result::Result<std::ffi::OsString, Infallible>
[INFO] [stdout]    --> src/metadata/cached_v5.rs:548:17
[INFO] [stdout]     |
[INFO] [stdout] 548 |                 OsString::from_str(DOT).unwrap(),
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: requested on the command line with `-D unmustuse-in-always-ok`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: std::result::Result<std::ffi::OsString, Infallible>
[INFO] [stdout]    --> src/metadata/cached_v5.rs:564:17
[INFO] [stdout]     |
[INFO] [stdout] 564 |                 OsString::from_str(DOTDOT).unwrap(),
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: std::result::Result<std::ffi::OsString, Infallible>
[INFO] [stdout]     --> src/metadata/layout/v5.rs:1928:20
[INFO] [stdout]      |
[INFO] [stdout] 1928 |         let name = OsString::from_str("test").unwrap();
[INFO] [stdout]      |                    ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: std::result::Result<std::ffi::OsString, Infallible>
[INFO] [stdout]     --> src/metadata/layout/v5.rs:1929:23
[INFO] [stdout]      |
[INFO] [stdout] 1929 |         let symlink = OsString::from_str("/test12").unwrap();
[INFO] [stdout]      |                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: std::result::Result<std::ffi::OsString, Infallible>
[INFO] [stdout]     --> src/metadata/layout/v5.rs:1963:30
[INFO] [stdout]      |
[INFO] [stdout] 1963 |         assert_eq!(filename, OsString::from_str("test").unwrap());
[INFO] [stdout]      |                              ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: std::result::Result<std::ffi::OsString, Infallible>
[INFO] [stdout]     --> src/metadata/layout/v6.rs:2049:5
[INFO] [stdout]      |
[INFO] [stdout] 2049 |     OsString::from_str(RAFSV6_XATTR_TYPES[pos].prefix)
[INFO] [stdout]      |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `nydus-rafs` (lib test) due to 6 previous errors
[INFO] running `Command { std: "docker" "inspect" "53ab78a86f69a25c25b09344186c91d027f992a1411d9c086522f4359592aa6d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "53ab78a86f69a25c25b09344186c91d027f992a1411d9c086522f4359592aa6d", kill_on_drop: false }`
[INFO] [stdout] 53ab78a86f69a25c25b09344186c91d027f992a1411d9c086522f4359592aa6d
