[INFO] cloning repository https://github.com/niyuhang12138/09_ffi
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/niyuhang12138/09_ffi" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fniyuhang12138%2F09_ffi", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fniyuhang12138%2F09_ffi'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 2efcbc7570cfce7ddc0c54a653b613c11e593406
[INFO] checking niyuhang12138/09_ffi against try#4f260f0f20b3133d20cfb50353c0221943af5796+rustflags=-Dunmustuse_in_always_ok for pr-148577
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fniyuhang12138%2F09_ffi" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/niyuhang12138/09_ffi
[INFO] finished tweaking git repo https://github.com/niyuhang12138/09_ffi
[INFO] tweaked toml for git repo https://github.com/niyuhang12138/09_ffi written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/niyuhang12138/09_ffi 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 git repo https://github.com/niyuhang12138/09_ffi 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-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] e737ded080f22cea5c4b3663255135994751335ce82f3de4729462ee2e74cfd7
[INFO] running `Command { std: "docker" "start" "-a" "e737ded080f22cea5c4b3663255135994751335ce82f3de4729462ee2e74cfd7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e737ded080f22cea5c4b3663255135994751335ce82f3de4729462ee2e74cfd7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e737ded080f22cea5c4b3663255135994751335ce82f3de4729462ee2e74cfd7", kill_on_drop: false }`
[INFO] [stdout] e737ded080f22cea5c4b3663255135994751335ce82f3de4729462ee2e74cfd7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] 5e03534ad2012e0e897ab01bd74bdb82d133ca1baaeaea1c0bcc6529304ab53e
[INFO] running `Command { std: "docker" "start" "-a" "5e03534ad2012e0e897ab01bd74bdb82d133ca1baaeaea1c0bcc6529304ab53e", kill_on_drop: false }`
[INFO] [stderr]    Compiling once_cell v1.20.3
[INFO] [stderr]    Compiling cc v1.2.14
[INFO] [stderr]    Compiling pyo3-build-config v0.23.4
[INFO] [stderr]     Checking memmap2 v0.9.5
[INFO] [stderr]    Compiling syn v2.0.98
[INFO] [stderr]    Compiling semver v1.0.25
[INFO] [stderr]     Checking oneshot v0.1.10
[INFO] [stderr]    Compiling unicode-segmentation v1.12.0
[INFO] [stderr]    Compiling napi-build v2.1.4
[INFO] [stderr]     Checking serde_json v1.0.138
[INFO] [stderr]     Checking chrono v0.4.39
[INFO] [stderr]    Compiling node-binding v0.1.0 (/opt/rustwide/workdir/node-binding)
[INFO] [stderr]     Checking tokio v1.43.0
[INFO] [stderr]     Checking napi-sys v2.4.0
[INFO] [stderr]    Compiling convert_case v0.6.0
[INFO] [stderr]    Compiling pyo3-ffi v0.23.4
[INFO] [stderr]    Compiling pyo3-macros-backend v0.23.4
[INFO] [stderr]    Compiling pyo3 v0.23.4
[INFO] [stderr]    Compiling blake3 v1.6.0
[INFO] [stderr]     Checking algo v0.1.0 (/opt/rustwide/workdir/algo)
[INFO] [stderr]    Compiling napi-derive-backend v1.0.75
[INFO] [stderr]    Compiling ctor v0.2.9
[INFO] [stderr]     Checking napi v2.16.16
[INFO] [stderr]    Compiling napi-derive v2.16.13
[INFO] [stderr]    Compiling pyo3-macros v0.23.4
[INFO] [stderr]     Checking python-binding v0.1.0 (/opt/rustwide/workdir/python-binding)
[INFO] [stderr] error: could not compile `python-binding` (lib) due to 3 previous errors
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]   --> python-binding/src/hasher.rs:24:36
[INFO] [stdout]    |
[INFO] [stdout] 24 |     pub fn hash(&self, v: &str) -> String {
[INFO] [stdout]    |                                    ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: requested on the command line with `-D unmustuse-in-always-ok`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error: this type will no longer be must used: Result<&str, Infallible>
[INFO] [stdout]   --> python-binding/src/hasher.rs:28:31
[INFO] [stdout]    |
[INFO] [stdout] 28 |     pub fn get_name(&self) -> &str {
[INFO] [stdout]    |                               ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]   --> python-binding/src/hasher.rs:32:29
[INFO] [stdout]    |
[INFO] [stdout] 32 |     pub fn __repr(&self) -> String {
[INFO] [stdout]    |                             ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]   --> python-binding/src/hasher.rs:24:36
[INFO] [stdout]    |
[INFO] [stdout] 24 |     pub fn hash(&self, v: &str) -> String {
[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: Result<&str, Infallible>
[INFO] [stdout]   --> python-binding/src/hasher.rs:28:31
[INFO] [stdout]    |
[INFO] [stdout] 28 |     pub fn get_name(&self) -> &str {
[INFO] [stdout]    |                               ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]   --> python-binding/src/hasher.rs:32:29
[INFO] [stdout]    |
[INFO] [stdout] 32 |     pub fn __repr(&self) -> String {
[INFO] [stdout]    |                             ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `python-binding` (lib test) due to 3 previous errors
[INFO] running `Command { std: "docker" "inspect" "5e03534ad2012e0e897ab01bd74bdb82d133ca1baaeaea1c0bcc6529304ab53e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5e03534ad2012e0e897ab01bd74bdb82d133ca1baaeaea1c0bcc6529304ab53e", kill_on_drop: false }`
[INFO] [stdout] 5e03534ad2012e0e897ab01bd74bdb82d133ca1baaeaea1c0bcc6529304ab53e