[INFO] cloning repository https://github.com/b-fuze/uplist
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/b-fuze/uplist" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fb-fuze%2Fuplist", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fb-fuze%2Fuplist'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] b6d1189477444421b9b48df9d45715e652e936c9
[INFO] checking b-fuze/uplist 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%2Fb-fuze%2Fuplist" "/workspace/builds/worker-2-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/b-fuze/uplist
[INFO] finished tweaking git repo https://github.com/b-fuze/uplist
[INFO] tweaked toml for git repo https://github.com/b-fuze/uplist written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/b-fuze/uplist 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/b-fuze/uplist 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] 9ec0d1b503b4a1f92b2316ee1cfb9618a8813e104ecd8f535a6edb3f82c26ce1
[INFO] running `Command { std: "docker" "start" "-a" "9ec0d1b503b4a1f92b2316ee1cfb9618a8813e104ecd8f535a6edb3f82c26ce1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9ec0d1b503b4a1f92b2316ee1cfb9618a8813e104ecd8f535a6edb3f82c26ce1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9ec0d1b503b4a1f92b2316ee1cfb9618a8813e104ecd8f535a6edb3f82c26ce1", kill_on_drop: false }`
[INFO] [stdout] 9ec0d1b503b4a1f92b2316ee1cfb9618a8813e104ecd8f535a6edb3f82c26ce1
[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] edf1bb87d15f2cf733f5284be0061cfdd4ab3ddbc6c1d130501a21ed53a9f1d8
[INFO] running `Command { std: "docker" "start" "-a" "edf1bb87d15f2cf733f5284be0061cfdd4ab3ddbc6c1d130501a21ed53a9f1d8", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.86
[INFO] [stderr]    Compiling syn v1.0.60
[INFO] [stderr]    Compiling typenum v1.12.0
[INFO] [stderr]     Checking bytes v1.0.1
[INFO] [stderr]     Checking pin-project-lite v0.2.4
[INFO] [stderr]     Checking once_cell v1.6.0
[INFO] [stderr]     Checking itoa v0.4.7
[INFO] [stderr]     Checking futures-core v0.3.12
[INFO] [stderr]    Compiling proc-macro-hack v0.5.19
[INFO] [stderr]     Checking instant v0.1.9
[INFO] [stderr]    Compiling proc-macro-nested v0.1.7
[INFO] [stderr]     Checking ppv-lite86 v0.2.10
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]     Checking futures-sink v0.3.12
[INFO] [stderr]    Compiling getrandom v0.2.2
[INFO] [stderr]     Checking lock_api v0.4.2
[INFO] [stderr]    Compiling tokio v1.2.0
[INFO] [stderr]    Compiling generic-array v0.14.4
[INFO] [stderr]    Compiling httparse v1.3.5
[INFO] [stderr]     Checking futures-task v0.3.12
[INFO] [stderr]     Checking futures-channel v0.3.12
[INFO] [stderr]     Checking futures-io v0.3.12
[INFO] [stderr]     Checking tinyvec v1.1.1
[INFO] [stderr]    Compiling serde_derive v1.0.123
[INFO] [stderr]     Checking byteorder v1.4.2
[INFO] [stderr]    Compiling indexmap v1.6.1
[INFO] [stderr]    Compiling serde v1.0.123
[INFO] [stderr]     Checking block-padding v0.1.5
[INFO] [stderr]    Compiling mime_guess v2.0.3
[INFO] [stderr]     Checking tracing v0.1.24
[INFO] [stderr]     Checking cpuid-bool v0.1.2
[INFO] [stderr]     Checking opaque-debug v0.3.0
[INFO] [stderr]     Checking fake-simd v0.1.2
[INFO] [stderr]     Checking safemem v0.3.3
[INFO] [stderr]    Compiling serde_json v1.0.62
[INFO] [stderr]     Checking utf-8 v0.7.5
[INFO] [stderr]     Checking want v0.3.0
[INFO] [stderr]     Checking buf_redux v0.8.4
[INFO] [stderr]     Checking http v0.2.3
[INFO] [stderr]     Checking input_buffer v0.4.0
[INFO] [stderr]     Checking twoway v0.1.8
[INFO] [stderr]     Checking tower-service v0.3.1
[INFO] [stderr]     Checking unchecked-index v0.2.2
[INFO] [stderr]     Checking twoway v0.2.1
[INFO] [stderr]     Checking parking_lot_core v0.8.3
[INFO] [stderr]     Checking mio v0.7.9
[INFO] [stderr]     Checking signal-hook-registry v1.3.0
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking getrandom v0.1.16
[INFO] [stderr]     Checking time v0.1.43
[INFO] [stderr]     Checking socket2 v0.3.19
[INFO] [stderr]     Checking rand_core v0.6.2
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking parking_lot v0.11.1
[INFO] [stderr]     Checking rand_chacha v0.3.0
[INFO] [stderr]     Checking unicode-normalization v0.1.17
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking generic-array v0.12.3
[INFO] [stderr]     Checking rand v0.8.3
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking digest v0.8.1
[INFO] [stderr]     Checking block-buffer v0.7.3
[INFO] [stderr]     Checking sha-1 v0.8.2
[INFO] [stderr]     Checking block-buffer v0.9.0
[INFO] [stderr]     Checking digest v0.9.0
[INFO] [stderr]     Checking sha-1 v0.9.4
[INFO] [stderr]     Checking tempfile v3.2.0
[INFO] [stderr]     Checking idna v0.2.2
[INFO] [stderr]     Checking multipart v0.17.1
[INFO] [stderr]     Checking http-body v0.4.0
[INFO] [stderr]     Checking headers-core v0.2.0
[INFO] [stderr]     Checking url v2.2.1
[INFO] [stderr]     Checking headers v0.3.3
[INFO] [stderr]     Checking tungstenite v0.12.0
[INFO] [stderr]    Compiling tokio-macros v1.1.0
[INFO] [stderr]    Compiling futures-macro v0.3.12
[INFO] [stderr]    Compiling pin-project-internal v1.0.5
[INFO] [stderr]    Compiling thiserror-impl v1.0.24
[INFO] [stderr]     Checking futures-util v0.3.12
[INFO] [stderr]     Checking thiserror v1.0.24
[INFO] [stderr]     Checking pin-project v1.0.5
[INFO] [stderr]     Checking tracing-futures v0.2.5
[INFO] [stderr]     Checking futures-executor v0.3.12
[INFO] [stderr]     Checking futures v0.3.12
[INFO] [stderr]     Checking tokio-util v0.6.3
[INFO] [stderr]     Checking tokio-stream v0.1.3
[INFO] [stderr]     Checking tokio-tungstenite v0.13.0
[INFO] [stderr]     Checking h2 v0.3.0
[INFO] [stderr]     Checking mpart-async v0.5.0
[INFO] [stderr]     Checking serde_urlencoded v0.7.0
[INFO] [stderr]     Checking hyper v0.14.4
[INFO] [stderr]     Checking warp v0.3.0
[INFO] [stderr]     Checking uplist v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error: this type will no longer be must used: Result<WithStatus<Html<&str>>, Infallible>
[INFO] [stdout]   --> src/main.rs:64:33
[INFO] [stdout]    |
[INFO] [stdout] 64 |           .recover(|_| async move {
[INFO] [stdout]    |  _________________________________^
[INFO] [stdout] 65 | |             Result::<_, Infallible>::Ok(warp::reply::with_status(warp::reply::html(HTML_NOT_FOUND), StatusCode::NOT_FOUND))
[INFO] [stdout] 66 | |         });
[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<WithStatus<Html<&str>>, Infallible>
[INFO] [stdout]   --> src/main.rs:65:13
[INFO] [stdout]    |
[INFO] [stdout] 65 |             Result::<_, Infallible>::Ok(warp::reply::with_status(warp::reply::html(HTML_NOT_FOUND), StatusCode::NOT_FOUND))
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<&str, Infallible>
[INFO] [stdout]    --> src/main.rs:106:43
[INFO] [stdout]     |
[INFO] [stdout] 106 |   ) -> Result<impl warp::Reply, Infallible> {
[INFO] [stdout]     |  ___________________________________________^
[INFO] [stdout] 107 | |     let boundary = mime.get_param("boundary").map(|v| v.to_string()).unwrap();
[INFO] [stdout] 108 | |
[INFO] [stdout] 109 | |     let mut stream = MultipartStream::new(
[INFO] [stdout] ...   |
[INFO] [stdout] 122 | |     Ok("Done")
[INFO] [stdout] 123 | | }
[INFO] [stdout]     | |_^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<&str, Infallible>
[INFO] [stdout]    --> src/main.rs:106:43
[INFO] [stdout]     |
[INFO] [stdout] 106 |   ) -> Result<impl warp::Reply, Infallible> {
[INFO] [stdout]     |  ___________________________________________^
[INFO] [stdout] 107 | |     let boundary = mime.get_param("boundary").map(|v| v.to_string()).unwrap();
[INFO] [stdout] 108 | |
[INFO] [stdout] 109 | |     let mut stream = MultipartStream::new(
[INFO] [stdout] ...   |
[INFO] [stdout] 122 | |     Ok("Done")
[INFO] [stdout] 123 | | }
[INFO] [stdout]     | |_^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<&str, Infallible>
[INFO] [stdout]    --> src/main.rs:122:5
[INFO] [stdout]     |
[INFO] [stdout] 122 |     Ok("Done")
[INFO] [stdout]     |     ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<std::string::String, Infallible>
[INFO] [stdout]    --> src/main.rs:132:57
[INFO] [stdout]     |
[INFO] [stdout] 132 |   async fn list_files() -> Result<impl Reply, Infallible> {
[INFO] [stdout]     |  _________________________________________________________^
[INFO] [stdout] 133 | |     let mut entries: Vec<ListEntry> = vec![];
[INFO] [stdout] 134 | |     let mut dir_entries = read_dir(".").await.unwrap();
[INFO] [stdout] ...   |
[INFO] [stdout] 145 | |     Ok(serde_json::to_string(&entries).unwrap())
[INFO] [stdout] 146 | | }
[INFO] [stdout]     | |_^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<std::string::String, Infallible>
[INFO] [stdout]    --> src/main.rs:132:57
[INFO] [stdout]     |
[INFO] [stdout] 132 |   async fn list_files() -> Result<impl Reply, Infallible> {
[INFO] [stdout]     |  _________________________________________________________^
[INFO] [stdout] 133 | |     let mut entries: Vec<ListEntry> = vec![];
[INFO] [stdout] 134 | |     let mut dir_entries = read_dir(".").await.unwrap();
[INFO] [stdout] ...   |
[INFO] [stdout] 145 | |     Ok(serde_json::to_string(&entries).unwrap())
[INFO] [stdout] 146 | | }
[INFO] [stdout]     | |_^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<std::string::String, Infallible>
[INFO] [stdout]    --> src/main.rs:145:5
[INFO] [stdout]     |
[INFO] [stdout] 145 |     Ok(serde_json::to_string(&entries).unwrap())
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<WithStatus<Html<&str>>, Infallible>
[INFO] [stdout]   --> src/main.rs:64:33
[INFO] [stdout]    |
[INFO] [stdout] 64 |           .recover(|_| async move {
[INFO] [stdout]    |  _________________________________^
[INFO] [stdout] 65 | |             Result::<_, Infallible>::Ok(warp::reply::with_status(warp::reply::html(HTML_NOT_FOUND), StatusCode::NOT_FOUND))
[INFO] [stdout] 66 | |         });
[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<WithStatus<Html<&str>>, Infallible>
[INFO] [stdout]   --> src/main.rs:65:13
[INFO] [stdout]    |
[INFO] [stdout] 65 |             Result::<_, Infallible>::Ok(warp::reply::with_status(warp::reply::html(HTML_NOT_FOUND), StatusCode::NOT_FOUND))
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<&str, Infallible>
[INFO] [stdout]    --> src/main.rs:106:43
[INFO] [stdout]     |
[INFO] [stdout] 106 |   ) -> Result<impl warp::Reply, Infallible> {
[INFO] [stdout]     |  ___________________________________________^
[INFO] [stdout] 107 | |     let boundary = mime.get_param("boundary").map(|v| v.to_string()).unwrap();
[INFO] [stdout] 108 | |
[INFO] [stdout] 109 | |     let mut stream = MultipartStream::new(
[INFO] [stdout] ...   |
[INFO] [stdout] 122 | |     Ok("Done")
[INFO] [stdout] 123 | | }
[INFO] [stdout]     | |_^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<&str, Infallible>
[INFO] [stdout]    --> src/main.rs:106:43
[INFO] [stdout]     |
[INFO] [stdout] 106 |   ) -> Result<impl warp::Reply, Infallible> {
[INFO] [stdout]     |  ___________________________________________^
[INFO] [stdout] 107 | |     let boundary = mime.get_param("boundary").map(|v| v.to_string()).unwrap();
[INFO] [stdout] 108 | |
[INFO] [stdout] 109 | |     let mut stream = MultipartStream::new(
[INFO] [stdout] ...   |
[INFO] [stdout] 122 | |     Ok("Done")
[INFO] [stdout] 123 | | }
[INFO] [stdout]     | |_^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<&str, Infallible>
[INFO] [stdout]    --> src/main.rs:122:5
[INFO] [stdout]     |
[INFO] [stdout] 122 |     Ok("Done")
[INFO] [stdout]     |     ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<std::string::String, Infallible>
[INFO] [stdout]    --> src/main.rs:132:57
[INFO] [stdout]     |
[INFO] [stdout] 132 |   async fn list_files() -> Result<impl Reply, Infallible> {
[INFO] [stdout]     |  _________________________________________________________^
[INFO] [stdout] 133 | |     let mut entries: Vec<ListEntry> = vec![];
[INFO] [stdout] 134 | |     let mut dir_entries = read_dir(".").await.unwrap();
[INFO] [stdout] ...   |
[INFO] [stdout] 145 | |     Ok(serde_json::to_string(&entries).unwrap())
[INFO] [stdout] 146 | | }
[INFO] [stdout]     | |_^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<std::string::String, Infallible>
[INFO] [stdout]    --> src/main.rs:132:57
[INFO] [stdout]     |
[INFO] [stdout] 132 |   async fn list_files() -> Result<impl Reply, Infallible> {
[INFO] [stdout]     |  _________________________________________________________^
[INFO] [stdout] 133 | |     let mut entries: Vec<ListEntry> = vec![];
[INFO] [stdout] 134 | |     let mut dir_entries = read_dir(".").await.unwrap();
[INFO] [stdout] ...   |
[INFO] [stdout] 145 | |     Ok(serde_json::to_string(&entries).unwrap())
[INFO] [stdout] 146 | | }
[INFO] [stdout]     | |_^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<std::string::String, Infallible>
[INFO] [stdout]    --> src/main.rs:145:5
[INFO] [stdout]     |
[INFO] [stdout] 145 |     Ok(serde_json::to_string(&entries).unwrap())
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `uplist` (bin "uplist") due to 8 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `uplist` (bin "uplist" test) due to 8 previous errors
[INFO] running `Command { std: "docker" "inspect" "edf1bb87d15f2cf733f5284be0061cfdd4ab3ddbc6c1d130501a21ed53a9f1d8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "edf1bb87d15f2cf733f5284be0061cfdd4ab3ddbc6c1d130501a21ed53a9f1d8", kill_on_drop: false }`
[INFO] [stdout] edf1bb87d15f2cf733f5284be0061cfdd4ab3ddbc6c1d130501a21ed53a9f1d8
