[INFO] cloning repository https://github.com/uiri/fyc
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/uiri/fyc" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fuiri%2Ffyc", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fuiri%2Ffyc'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] c3107e628900b63a1aedbc72dd748a9722d78110
[INFO] checking uiri/fyc 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%2Fuiri%2Ffyc" "/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/uiri/fyc
[INFO] finished tweaking git repo https://github.com/uiri/fyc
[INFO] tweaked toml for git repo https://github.com/uiri/fyc written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/uiri/fyc 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/uiri/fyc 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] 5ee4e46cd50b8a3d4c6fe1f2522149e4916b32f6f149dfb2561034ecebc9dc9b
[INFO] running `Command { std: "docker" "start" "-a" "5ee4e46cd50b8a3d4c6fe1f2522149e4916b32f6f149dfb2561034ecebc9dc9b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5ee4e46cd50b8a3d4c6fe1f2522149e4916b32f6f149dfb2561034ecebc9dc9b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5ee4e46cd50b8a3d4c6fe1f2522149e4916b32f6f149dfb2561034ecebc9dc9b", kill_on_drop: false }`
[INFO] [stdout] 5ee4e46cd50b8a3d4c6fe1f2522149e4916b32f6f149dfb2561034ecebc9dc9b
[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] 62f619ea6a48a078058c5af879111387f231f95ff7a99c180e655eb8bb85d5b7
[INFO] running `Command { std: "docker" "start" "-a" "62f619ea6a48a078058c5af879111387f231f95ff7a99c180e655eb8bb85d5b7", kill_on_drop: false }`
[INFO] [stderr]     Checking tracing-core v0.1.33
[INFO] [stderr]     Checking tokio v1.44.2
[INFO] [stderr]    Compiling syn v2.0.56
[INFO] [stderr]     Checking rand v0.4.6
[INFO] [stderr]     Checking miniz_oxide v0.8.8
[INFO] [stderr]     Checking filetime v0.2.25
[INFO] [stderr]     Checking xattr v1.1.1
[INFO] [stderr]     Checking rustc-serialize v0.3.25
[INFO] [stderr]     Checking serde_json v1.0.140
[INFO] [stderr]     Checking tar v0.4.40
[INFO] [stderr]     Checking tracing v0.1.41
[INFO] [stderr]     Checking flate2 v1.1.1
[INFO] [stderr]     Checking rand v0.3.23
[INFO] [stderr]     Checking uuid v0.5.1
[INFO] [stderr]    Compiling futures-macro v0.3.31
[INFO] [stderr]    Compiling serde_derive v1.0.210
[INFO] [stderr]     Checking futures-util v0.3.31
[INFO] [stderr]     Checking tokio-util v0.7.14
[INFO] [stderr]     Checking h2 v0.4.9
[INFO] [stderr]     Checking hyper v1.6.0
[INFO] [stderr]     Checking hyper-util v0.1.11
[INFO] [stderr]     Checking fyc v0.0.1 (/opt/rustwide/workdir)
[INFO] [stdout] error: this type will no longer be must used: Result<std::string::String, Infallible>
[INFO] [stdout]   --> src/metadata/app.rs:55:26
[INFO] [stdout]    |
[INFO] [stdout] 55 |         *res_body = &mut String::from_str("null").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: Result<hyper::body::Bytes, Infallible>
[INFO] [stdout]   --> src/metadata/pod.rs:64:55
[INFO] [stdout]    |
[INFO] [stdout] 64 |         let mut req_stream = req_body.frame().map(|f| Ok::<Bytes, Infallible>(f.unwrap().unwrap().into_data().unwrap())).into_stream();
[INFO] [stdout]    |                                                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<hyper::body::Bytes, Infallible>
[INFO] [stdout]   --> src/metadata/pod.rs:67:53
[INFO] [stdout]    |
[INFO] [stdout] 67 |             req_bodystr.push_str(&String::from_utf8(req_data.unwrap().to_vec()).unwrap());
[INFO] [stdout]    |                                                     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<hyper::body::Bytes, Infallible>
[INFO] [stdout]   --> src/metadata/pod.rs:79:55
[INFO] [stdout]    |
[INFO] [stdout] 79 |         let mut req_stream = req_body.frame().map(|f| Ok::<Bytes, Infallible>(f.unwrap().unwrap().into_data().unwrap())).into_stream();
[INFO] [stdout]    |                                                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<hyper::body::Bytes, Infallible>
[INFO] [stdout]   --> src/metadata/pod.rs:82:53
[INFO] [stdout]    |
[INFO] [stdout] 82 |             req_bodystr.push_str(&String::from_utf8(req_data.unwrap().to_vec()).unwrap());
[INFO] [stdout]    |                                                     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `fyc` (bin "fyc") due to 5 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error: this type will no longer be must used: Result<std::string::String, Infallible>
[INFO] [stdout]   --> src/metadata/app.rs:55:26
[INFO] [stdout]    |
[INFO] [stdout] 55 |         *res_body = &mut String::from_str("null").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: Result<hyper::body::Bytes, Infallible>
[INFO] [stdout]   --> src/metadata/pod.rs:64:55
[INFO] [stdout]    |
[INFO] [stdout] 64 |         let mut req_stream = req_body.frame().map(|f| Ok::<Bytes, Infallible>(f.unwrap().unwrap().into_data().unwrap())).into_stream();
[INFO] [stdout]    |                                                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<hyper::body::Bytes, Infallible>
[INFO] [stdout]   --> src/metadata/pod.rs:67:53
[INFO] [stdout]    |
[INFO] [stdout] 67 |             req_bodystr.push_str(&String::from_utf8(req_data.unwrap().to_vec()).unwrap());
[INFO] [stdout]    |                                                     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<hyper::body::Bytes, Infallible>
[INFO] [stdout]   --> src/metadata/pod.rs:79:55
[INFO] [stdout]    |
[INFO] [stdout] 79 |         let mut req_stream = req_body.frame().map(|f| Ok::<Bytes, Infallible>(f.unwrap().unwrap().into_data().unwrap())).into_stream();
[INFO] [stdout]    |                                                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<hyper::body::Bytes, Infallible>
[INFO] [stdout]   --> src/metadata/pod.rs:82:53
[INFO] [stdout]    |
[INFO] [stdout] 82 |             req_bodystr.push_str(&String::from_utf8(req_data.unwrap().to_vec()).unwrap());
[INFO] [stdout]    |                                                     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `fyc` (bin "fyc" test) due to 5 previous errors
[INFO] running `Command { std: "docker" "inspect" "62f619ea6a48a078058c5af879111387f231f95ff7a99c180e655eb8bb85d5b7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "62f619ea6a48a078058c5af879111387f231f95ff7a99c180e655eb8bb85d5b7", kill_on_drop: false }`
[INFO] [stdout] 62f619ea6a48a078058c5af879111387f231f95ff7a99c180e655eb8bb85d5b7
