[INFO] cloning repository https://github.com/ddnus/wtfs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ddnus/wtfs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fddnus%2Fwtfs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fddnus%2Fwtfs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 81b505506ba3cfd77d27df2f806958933ab69fa5
[INFO] checking ddnus/wtfs against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fddnus%2Fwtfs" "/workspace/builds/worker-6-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/ddnus/wtfs on toolchain 385fa9d845dd326c6bbfd58c22244215e431948a
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/ddnus/wtfs
[INFO] finished tweaking git repo https://github.com/ddnus/wtfs
[INFO] tweaked toml for git repo https://github.com/ddnus/wtfs written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/ddnus/wtfs 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" "+385fa9d845dd326c6bbfd58c22244215e431948a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d9e8e8b2be79bb872dee2ae350b89a28ace15b4b21d7085cbb9c8297f6a4bf98
[INFO] running `Command { std: "docker" "start" "-a" "d9e8e8b2be79bb872dee2ae350b89a28ace15b4b21d7085cbb9c8297f6a4bf98", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d9e8e8b2be79bb872dee2ae350b89a28ace15b4b21d7085cbb9c8297f6a4bf98", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d9e8e8b2be79bb872dee2ae350b89a28ace15b4b21d7085cbb9c8297f6a4bf98", kill_on_drop: false }`
[INFO] [stdout] d9e8e8b2be79bb872dee2ae350b89a28ace15b4b21d7085cbb9c8297f6a4bf98
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ab3d7218bfac2f7ae20266a801e29857cc9cb1b149f4caf25a56a5f61171c679
[INFO] running `Command { std: "docker" "start" "-a" "ab3d7218bfac2f7ae20266a801e29857cc9cb1b149f4caf25a56a5f61171c679", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.79
[INFO] [stderr]    Compiling serde v1.0.197
[INFO] [stderr]    Compiling crossbeam-utils v0.8.19
[INFO] [stderr]    Compiling autocfg v1.2.0
[INFO] [stderr]    Compiling zerocopy v0.8.0-alpha.6
[INFO] [stderr]    Compiling rayon-core v1.12.1
[INFO] [stderr]    Compiling serde_json v1.0.115
[INFO] [stderr]     Checking either v1.10.0
[INFO] [stderr]     Checking itoa v1.0.11
[INFO] [stderr]     Checking plotters-backend v0.3.5
[INFO] [stderr]     Checking ciborium-io v0.2.2
[INFO] [stderr]     Checking regex-syntax v0.8.3
[INFO] [stderr]     Checking half v2.4.0
[INFO] [stderr]     Checking clap_lex v0.7.0
[INFO] [stderr]     Checking anstyle v1.0.6
[INFO] [stderr]     Checking same-file v1.0.6
[INFO] [stderr]     Checking byteorder v1.5.0
[INFO] [stderr]     Checking cast v0.3.0
[INFO] [stderr]     Checking walkdir v2.5.0
[INFO] [stderr]     Checking is-terminal v0.4.12
[INFO] [stderr]     Checking oorandom v11.1.3
[INFO] [stderr]     Checking anes v0.1.6
[INFO] [stderr]     Checking clap_builder v4.5.2
[INFO] [stderr]     Checking itertools v0.10.5
[INFO] [stderr]     Checking plotters-svg v0.3.5
[INFO] [stderr]    Compiling num-traits v0.2.18
[INFO] [stderr]     Checking ciborium-ll v0.2.2
[INFO] [stderr]     Checking crossbeam-epoch v0.9.18
[INFO] [stderr]    Compiling quote v1.0.35
[INFO] [stderr]     Checking regex-automata v0.4.6
[INFO] [stderr]    Compiling syn v2.0.57
[INFO] [stderr]     Checking crossbeam-deque v0.8.5
[INFO] [stderr]     Checking criterion-plot v0.5.0
[INFO] [stderr]     Checking rand_core v0.9.0-alpha.1
[INFO] [stderr]     Checking rand_chacha v0.9.0-alpha.1
[INFO] [stderr]     Checking plotters v0.3.5
[INFO] [stderr]     Checking clap v4.5.4
[INFO] [stderr]     Checking rayon v1.10.0
[INFO] [stderr]     Checking rand v0.9.0-alpha.1
[INFO] [stderr]     Checking regex v1.10.4
[INFO] [stderr]    Compiling serde_derive v1.0.197
[INFO] [stderr]     Checking bincode v1.3.3
[INFO] [stderr]     Checking ciborium v0.2.2
[INFO] [stderr]     Checking wtfs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: value assigned to `main_buf_data` is never read
[INFO] [stdout]   --> src/mainblock.rs:98:17
[INFO] [stdout]    |
[INFO] [stdout] 98 |         let mut main_buf_data: Vec<u8> = vec![];
[INFO] [stdout]    |                 ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout]    = note: `#[warn(unused_assignments)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `validate` is never used
[INFO] [stdout]   --> src/config.rs:18:19
[INFO] [stdout]    |
[INFO] [stdout] 17 | impl Config {
[INFO] [stdout]    | ----------- method in this implementation
[INFO] [stdout] 18 |     pub(crate) fn validate(&self) -> io::Result<()> {
[INFO] [stdout]    |                   ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `append`, `prepend`, and `remove` are never used
[INFO] [stdout]   --> src/state/mod.rs:14:8
[INFO] [stdout]    |
[INFO] [stdout] 7  | pub(crate) trait State {
[INFO] [stdout]    |                  ----- methods in this trait
[INFO] [stdout] ...
[INFO] [stdout] 14 |     fn append(&mut self, buf: &[u8]) -> Result<()>;
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout] 15 |
[INFO] [stdout] 16 |     fn prepend(&mut self, buf: &[u8]) -> Result<()>;
[INFO] [stdout]    |        ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 20 |     fn remove(&self) -> Result<()>;
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `path` is never read
[INFO] [stdout]   --> src/state/disk.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 11 | pub struct Disk {
[INFO] [stdout]    |            ---- field in this struct
[INFO] [stdout] 12 |     path: String,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Disk` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `path` is never read
[INFO] [stdout]  --> src/mainblock.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 8 | pub struct MainBlock {
[INFO] [stdout]   |            --------- field in this struct
[INFO] [stdout] 9 |     path: String,
[INFO] [stdout]   |     ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `header` and `data` are never read
[INFO] [stdout]   --> src/mainblock.rs:19:5
[INFO] [stdout]    |
[INFO] [stdout] 18 | pub struct Block {
[INFO] [stdout]    |            ----- fields in this struct
[INFO] [stdout] 19 |     header: Header, // 数据头部信息
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 20 |     data: Vec<u8>, // 数据块
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Storage` is never constructed
[INFO] [stdout]  --> src/storage.rs:7:12
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub struct Storage {
[INFO] [stdout]   |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 7 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking tinytemplate v1.2.1
[INFO] [stderr]     Checking criterion v0.5.1
[INFO] [stdout] warning: value assigned to `main_buf_data` is never read
[INFO] [stdout]   --> src/mainblock.rs:98:17
[INFO] [stdout]    |
[INFO] [stdout] 98 |         let mut main_buf_data: Vec<u8> = vec![];
[INFO] [stdout]    |                 ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout]    = note: `#[warn(unused_assignments)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `validate` is never used
[INFO] [stdout]   --> src/config.rs:18:19
[INFO] [stdout]    |
[INFO] [stdout] 17 | impl Config {
[INFO] [stdout]    | ----------- method in this implementation
[INFO] [stdout] 18 |     pub(crate) fn validate(&self) -> io::Result<()> {
[INFO] [stdout]    |                   ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `path` is never read
[INFO] [stdout]  --> src/mainblock.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 8 | pub struct MainBlock {
[INFO] [stdout]   |            --------- field in this struct
[INFO] [stdout] 9 |     path: String,
[INFO] [stdout]   |     ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `header` and `data` are never read
[INFO] [stdout]   --> src/mainblock.rs:19:5
[INFO] [stdout]    |
[INFO] [stdout] 18 | pub struct Block {
[INFO] [stdout]    |            ----- fields in this struct
[INFO] [stdout] 19 |     header: Header, // 数据头部信息
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 20 |     data: Vec<u8>, // 数据块
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Storage` is never constructed
[INFO] [stdout]  --> src/storage.rs:7:12
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub struct Storage {
[INFO] [stdout]   |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 13.42s
[INFO] running `Command { std: "docker" "inspect" "ab3d7218bfac2f7ae20266a801e29857cc9cb1b149f4caf25a56a5f61171c679", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ab3d7218bfac2f7ae20266a801e29857cc9cb1b149f4caf25a56a5f61171c679", kill_on_drop: false }`
[INFO] [stdout] ab3d7218bfac2f7ae20266a801e29857cc9cb1b149f4caf25a56a5f61171c679