[INFO] cloning repository https://github.com/JulienMalka/Linkal
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/JulienMalka/Linkal" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJulienMalka%2FLinkal", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJulienMalka%2FLinkal'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 085630bf369b68d2264baca020efc94c877d78e6
[INFO] checking JulienMalka/Linkal 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%2FJulienMalka%2FLinkal" "/workspace/builds/worker-3-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/JulienMalka/Linkal
[INFO] finished tweaking git repo https://github.com/JulienMalka/Linkal
[INFO] tweaked toml for git repo https://github.com/JulienMalka/Linkal written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/JulienMalka/Linkal 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/JulienMalka/Linkal 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] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] dad22d911f603ec81d1c1afa63a8a98a1aea7719949385ce26340c24bc7697be
[INFO] running `Command { std: "docker" "start" "-a" "dad22d911f603ec81d1c1afa63a8a98a1aea7719949385ce26340c24bc7697be", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "dad22d911f603ec81d1c1afa63a8a98a1aea7719949385ce26340c24bc7697be", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dad22d911f603ec81d1c1afa63a8a98a1aea7719949385ce26340c24bc7697be", kill_on_drop: false }`
[INFO] [stdout] dad22d911f603ec81d1c1afa63a8a98a1aea7719949385ce26340c24bc7697be
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] d976c23b260ae0b0fd4cf0bf1e5ae2d71386a06763bab4bfc9209eab157eee89
[INFO] running `Command { std: "docker" "start" "-a" "d976c23b260ae0b0fd4cf0bf1e5ae2d71386a06763bab4bfc9209eab157eee89", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.132
[INFO] [stderr]    Compiling proc-macro2 v1.0.43
[INFO] [stderr]    Compiling unicode-ident v1.0.4
[INFO] [stderr]    Compiling syn v1.0.99
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]     Checking once_cell v1.14.0
[INFO] [stderr]     Checking itoa v1.0.3
[INFO] [stderr]    Compiling serde v1.0.144
[INFO] [stderr]    Compiling parking_lot_core v0.9.3
[INFO] [stderr]    Compiling lock_api v0.4.8
[INFO] [stderr]    Compiling futures-core v0.3.24
[INFO] [stderr]     Checking smallvec v1.9.0
[INFO] [stderr]    Compiling cc v1.0.73
[INFO] [stderr]    Compiling tokio v1.24.2
[INFO] [stderr]    Compiling unicase v2.6.0
[INFO] [stderr]     Checking tinyvec v1.6.0
[INFO] [stderr]     Checking http v0.2.8
[INFO] [stderr]     Checking block-buffer v0.10.3
[INFO] [stderr]     Checking crypto-common v0.1.6
[INFO] [stderr]     Checking futures-sink v0.3.24
[INFO] [stderr]    Compiling futures-task v0.3.24
[INFO] [stderr]     Checking percent-encoding v2.2.0
[INFO] [stderr]    Compiling indexmap v1.9.1
[INFO] [stderr]     Checking unicode-bidi v0.3.8
[INFO] [stderr]     Checking form_urlencoded v1.1.0
[INFO] [stderr]    Compiling serde_derive v1.0.144
[INFO] [stderr]    Compiling futures-util v0.3.24
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[INFO] [stderr]    Compiling unicode-width v0.1.10
[INFO] [stderr]     Checking tracing-core v0.1.29
[INFO] [stderr]    Compiling thiserror v1.0.35
[INFO] [stderr]     Checking unicode-normalization v0.1.22
[INFO] [stderr]    Compiling regex-syntax v0.6.27
[INFO] [stderr]    Compiling quote v1.0.21
[INFO] [stderr]    Compiling aho-corasick v0.7.19
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling ring v0.16.20
[INFO] [stderr]    Compiling ansi_term v0.12.1
[INFO] [stderr]    Compiling mime_guess v2.0.4
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]     Checking idna v0.3.0
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[INFO] [stderr]     Checking mio v0.8.4
[INFO] [stderr]     Checking getrandom v0.2.7
[INFO] [stderr]     Checking num_cpus v1.13.1
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[INFO] [stderr]     Checking tracing v0.1.36
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[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking url v2.3.1
[INFO] [stderr]    Compiling futures-channel v0.3.24
[INFO] [stderr]    Compiling siphasher v0.3.10
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]    Compiling phf_shared v0.11.1
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]     Checking parking_lot v0.12.1
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[INFO] [stderr]    Compiling serde_json v1.0.85
[INFO] [stderr]    Compiling rustls v0.20.6
[INFO] [stderr]     Checking fastrand v1.8.0
[INFO] [stderr]     Checking safemem v0.3.3
[INFO] [stderr]     Checking remove_dir_all v0.5.3
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[INFO] [stderr]     Checking buf_redux v0.8.4
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[INFO] [stderr]     Checking miniz_oxide v0.5.4
[INFO] [stderr]     Checking tempfile v3.3.0
[INFO] [stderr]     Checking headers-core v0.2.0
[INFO] [stderr]     Checking http-body v0.4.5
[INFO] [stderr]    Compiling phf_generator v0.11.1
[INFO] [stderr]     Checking twoway v0.1.8
[INFO] [stderr]     Checking sha1 v0.10.5
[INFO] [stderr]     Checking os_str_bytes v6.3.0
[INFO] [stderr]    Compiling heck v0.4.0
[INFO] [stderr]     Checking rustls-pemfile v0.2.1
[INFO] [stderr]     Checking termcolor v1.1.3
[INFO] [stderr]     Checking multipart v0.18.0
[INFO] [stderr]     Checking headers v0.3.8
[INFO] [stderr]     Checking scoped-tls v1.0.0
[INFO] [stderr]     Checking chunked_transfer v1.4.0
[INFO] [stderr]     Checking clap_lex v0.2.4
[INFO] [stderr]     Checking textwrap v0.15.1
[INFO] [stderr]     Checking flate2 v1.0.24
[INFO] [stderr]    Compiling regex v1.6.0
[INFO] [stderr]    Compiling toml v0.5.9
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]     Checking webpki v0.22.2
[INFO] [stderr]     Checking sct v0.7.0
[INFO] [stderr]     Checking webpki-roots v0.22.4
[INFO] [stderr]    Compiling tokio-macros v1.8.0
[INFO] [stderr]    Compiling thiserror-impl v1.0.35
[INFO] [stderr]    Compiling pin-project-internal v1.0.12
[INFO] [stderr]    Compiling clap_derive v3.2.18
[INFO] [stderr]    Compiling phf_macros v0.11.1
[INFO] [stderr]     Checking phf v0.11.1
[INFO] [stderr]     Checking pin-project v1.0.12
[INFO] [stderr]     Checking serde_urlencoded v0.7.1
[INFO] [stderr]     Checking tungstenite v0.17.3
[INFO] [stderr]     Checking clap v3.2.22
[INFO] [stderr]     Checking ureq v2.5.0
[INFO] [stderr]    Compiling cargo-readme v3.2.0
[INFO] [stderr]    Compiling exile v0.0.9
[INFO] [stderr]     Checking tokio-util v0.7.4
[INFO] [stderr]     Checking tokio-stream v0.1.9
[INFO] [stderr]     Checking tokio-tungstenite v0.17.2
[INFO] [stderr]     Checking h2 v0.3.17
[INFO] [stderr]     Checking hyper v0.14.20
[INFO] [stderr]     Checking warp v0.3.3
[INFO] [stderr]     Checking linkal v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error: this type will no longer be must used: Result<impl Reply, Infallible>
[INFO] [stdout]   --> src/handlers.rs:20:74
[INFO] [stdout]    |
[INFO] [stdout] 20 |   pub async fn handle_well_known() -> Result<impl warp::Reply, Infallible> {
[INFO] [stdout]    |  __________________________________________________________________________^
[INFO] [stdout] 21 | |     return Ok(warp::redirect(Uri::from_static("/")));
[INFO] [stdout] 22 | | }
[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<impl Reply, Infallible>
[INFO] [stdout]   --> src/handlers.rs:21:12
[INFO] [stdout]    |
[INFO] [stdout] 21 |     return Ok(warp::redirect(Uri::from_static("/")));
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this type continue be must used: Result<Result<http::Response<&str>, http::Error>, Infallible>
[INFO] [stdout]   --> src/handlers.rs:24:92
[INFO] [stdout]    |
[INFO] [stdout] 24 |   pub async fn handle_options(calendar_access: bool) -> Result<impl warp::Reply, Infallible> {
[INFO] [stdout]    |  ____________________________________________________________________________________________^
[INFO] [stdout] 25 | |     let mut dav_header = "1, extended-mkcol, access-control".to_owned();
[INFO] [stdout] 26 | |
[INFO] [stdout] 27 | |     if calendar_access {
[INFO] [stdout] ...  |
[INFO] [stdout] 39 | |         .body(""));
[INFO] [stdout] 40 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(mustuse_in_always_ok)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this type continue be must used: Result<Result<http::Response<&str>, http::Error>, Infallible>
[INFO] [stdout]   --> src/handlers.rs:31:12
[INFO] [stdout]    |
[INFO] [stdout] 31 |       return Ok(Response::builder()
[INFO] [stdout]    |  ____________^
[INFO] [stdout] 32 | |         .status(StatusCode::from_u16(207).unwrap())
[INFO] [stdout] 33 | |         .header("Content-Type", "text/html; charset=UTF-8")
[INFO] [stdout] 34 | |         .header("DAV", dav_header)
[INFO] [stdout] ...  |
[INFO] [stdout] 39 | |         .body(""));
[INFO] [stdout]    | |__________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<impl Reply, Infallible>
[INFO] [stdout]   --> src/handlers.rs:20:74
[INFO] [stdout]    |
[INFO] [stdout] 20 |   pub async fn handle_well_known() -> Result<impl warp::Reply, Infallible> {
[INFO] [stdout]    |  __________________________________________________________________________^
[INFO] [stdout] 21 | |     return Ok(warp::redirect(Uri::from_static("/")));
[INFO] [stdout] 22 | | }
[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<impl Reply, Infallible>
[INFO] [stdout]   --> src/handlers.rs:21:12
[INFO] [stdout]    |
[INFO] [stdout] 21 |     return Ok(warp::redirect(Uri::from_static("/")));
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this type continue be must used: Result<Result<http::Response<&str>, http::Error>, Infallible>
[INFO] [stdout]   --> src/handlers.rs:24:92
[INFO] [stdout]    |
[INFO] [stdout] 24 |   pub async fn handle_options(calendar_access: bool) -> Result<impl warp::Reply, Infallible> {
[INFO] [stdout]    |  ____________________________________________________________________________________________^
[INFO] [stdout] 25 | |     let mut dav_header = "1, extended-mkcol, access-control".to_owned();
[INFO] [stdout] 26 | |
[INFO] [stdout] 27 | |     if calendar_access {
[INFO] [stdout] ...  |
[INFO] [stdout] 39 | |         .body(""));
[INFO] [stdout] 40 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(mustuse_in_always_ok)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this type continue be must used: Result<Result<http::Response<&str>, http::Error>, Infallible>
[INFO] [stdout]   --> src/handlers.rs:31:12
[INFO] [stdout]    |
[INFO] [stdout] 31 |       return Ok(Response::builder()
[INFO] [stdout]    |  ____________^
[INFO] [stdout] 32 | |         .status(StatusCode::from_u16(207).unwrap())
[INFO] [stdout] 33 | |         .header("Content-Type", "text/html; charset=UTF-8")
[INFO] [stdout] 34 | |         .header("DAV", dav_header)
[INFO] [stdout] ...  |
[INFO] [stdout] 39 | |         .body(""));
[INFO] [stdout]    | |__________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `linkal` (bin "linkal" test) due to 2 previous errors; 2 warnings emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `linkal` (bin "linkal") due to 2 previous errors; 2 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "d976c23b260ae0b0fd4cf0bf1e5ae2d71386a06763bab4bfc9209eab157eee89", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d976c23b260ae0b0fd4cf0bf1e5ae2d71386a06763bab4bfc9209eab157eee89", kill_on_drop: false }`
[INFO] [stdout] d976c23b260ae0b0fd4cf0bf1e5ae2d71386a06763bab4bfc9209eab157eee89
