[INFO] cloning repository https://github.com/allixender/rust_serverless_min [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/allixender/rust_serverless_min" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fallixender%2Frust_serverless_min", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fallixender%2Frust_serverless_min'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 20e52a28262f3e36c59b37a65ab686707d37f079 [INFO] checking allixender/rust_serverless_min 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%2Fallixender%2Frust_serverless_min" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'... [INFO] [stderr] done. [INFO] started tweaking git repo https://github.com/allixender/rust_serverless_min [INFO] finished tweaking git repo https://github.com/allixender/rust_serverless_min [INFO] tweaked toml for git repo https://github.com/allixender/rust_serverless_min written to /workspace/builds/worker-4-tc2/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/allixender/rust_serverless_min 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/allixender/rust_serverless_min 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-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 745b224bf6c193f602a419484c6901fef0210a8434ff6c48f076b00b7b251059 [INFO] running `Command { std: "docker" "start" "-a" "745b224bf6c193f602a419484c6901fef0210a8434ff6c48f076b00b7b251059", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "745b224bf6c193f602a419484c6901fef0210a8434ff6c48f076b00b7b251059", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "745b224bf6c193f602a419484c6901fef0210a8434ff6c48f076b00b7b251059", kill_on_drop: false }` [INFO] [stdout] 745b224bf6c193f602a419484c6901fef0210a8434ff6c48f076b00b7b251059 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 885967be30310037bdd3a7a039b57f0e535eebea010dfe333304ab26acd28506 [INFO] running `Command { std: "docker" "start" "-a" "885967be30310037bdd3a7a039b57f0e535eebea010dfe333304ab26acd28506", kill_on_drop: false }` [INFO] [stderr] Compiling lock_api v0.4.11 [INFO] [stderr] Checking parking_lot_core v0.9.9 [INFO] [stderr] Checking mio v0.8.11 [INFO] [stderr] Checking socket2 v0.5.6 [INFO] [stderr] Compiling quote v1.0.35 [INFO] [stderr] Compiling slab v0.4.9 [INFO] [stderr] Checking http v0.2.12 [INFO] [stderr] Checking tracing v0.1.40 [INFO] [stderr] Compiling syn v2.0.58 [INFO] [stderr] Checking futures-task v0.3.30 [INFO] [stderr] Checking indexmap v2.2.6 [INFO] [stderr] Checking parking_lot v0.12.1 [INFO] [stderr] Checking futures-util v0.3.30 [INFO] [stderr] Checking http-body v0.4.6 [INFO] [stderr] Compiling tokio-macros v2.2.0 [INFO] [stderr] Checking tokio v1.37.0 [INFO] [stderr] Checking tokio-util v0.7.10 [INFO] [stderr] Checking h2 v0.3.25 [INFO] [stderr] Checking hyper v0.14.28 [INFO] [stderr] Checking rustless v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] error: this type will no longer be must used: Result, Infallible> [INFO] [stdout] --> src/main.rs:12:78 [INFO] [stdout] | [INFO] [stdout] 12 | async fn rustless(_req: Request) -> Result, Infallible> { [INFO] [stdout] | ______________________________________________________________________________^ [INFO] [stdout] 13 | | Ok(Response::new("Hello, Rustless!".into())) [INFO] [stdout] 14 | | } [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, Infallible> [INFO] [stdout] --> src/main.rs:12:78 [INFO] [stdout] | [INFO] [stdout] 12 | async fn rustless(_req: Request) -> Result, Infallible> { [INFO] [stdout] | ______________________________________________________________________________^ [INFO] [stdout] 13 | | Ok(Response::new("Hello, Rustless!".into())) [INFO] [stdout] 14 | | } [INFO] [stdout] | |_^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result, Infallible> [INFO] [stdout] --> src/main.rs:13:5 [INFO] [stdout] | [INFO] [stdout] 13 | Ok(Response::new("Hello, Rustless!".into())) [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result) -> impl Future, Infallible>> {rustless}, Body>, Infallible> [INFO] [stdout] --> src/main.rs:23:50 [INFO] [stdout] | [INFO] [stdout] 23 | let make_svc = make_service_fn(|_conn| async { [INFO] [stdout] | __________________________________________________^ [INFO] [stdout] 24 | | // service_fn converts our function into a `Service` [INFO] [stdout] 25 | | Ok::<_, Infallible>(service_fn(rustless)) [INFO] [stdout] 26 | | }); [INFO] [stdout] | |_____^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result) -> impl Future, Infallible>> {rustless}, Body>, Infallible> [INFO] [stdout] --> src/main.rs:25:9 [INFO] [stdout] | [INFO] [stdout] 25 | Ok::<_, Infallible>(service_fn(rustless)) [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `rustless` (bin "rustless") 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, Infallible> [INFO] [stdout] --> src/main.rs:12:78 [INFO] [stdout] | [INFO] [stdout] 12 | async fn rustless(_req: Request) -> Result, Infallible> { [INFO] [stdout] | ______________________________________________________________________________^ [INFO] [stdout] 13 | | Ok(Response::new("Hello, Rustless!".into())) [INFO] [stdout] 14 | | } [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, Infallible> [INFO] [stdout] --> src/main.rs:12:78 [INFO] [stdout] | [INFO] [stdout] 12 | async fn rustless(_req: Request) -> Result, Infallible> { [INFO] [stdout] | ______________________________________________________________________________^ [INFO] [stdout] 13 | | Ok(Response::new("Hello, Rustless!".into())) [INFO] [stdout] 14 | | } [INFO] [stdout] | |_^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result, Infallible> [INFO] [stdout] --> src/main.rs:13:5 [INFO] [stdout] | [INFO] [stdout] 13 | Ok(Response::new("Hello, Rustless!".into())) [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result) -> impl Future, Infallible>> {rustless}, Body>, Infallible> [INFO] [stdout] --> src/main.rs:23:50 [INFO] [stdout] | [INFO] [stdout] 23 | let make_svc = make_service_fn(|_conn| async { [INFO] [stdout] | __________________________________________________^ [INFO] [stdout] 24 | | // service_fn converts our function into a `Service` [INFO] [stdout] 25 | | Ok::<_, Infallible>(service_fn(rustless)) [INFO] [stdout] 26 | | }); [INFO] [stdout] | |_____^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result) -> impl Future, Infallible>> {rustless}, Body>, Infallible> [INFO] [stdout] --> src/main.rs:25:9 [INFO] [stdout] | [INFO] [stdout] 25 | Ok::<_, Infallible>(service_fn(rustless)) [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `rustless` (bin "rustless" test) due to 5 previous errors [INFO] running `Command { std: "docker" "inspect" "885967be30310037bdd3a7a039b57f0e535eebea010dfe333304ab26acd28506", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "885967be30310037bdd3a7a039b57f0e535eebea010dfe333304ab26acd28506", kill_on_drop: false }` [INFO] [stdout] 885967be30310037bdd3a7a039b57f0e535eebea010dfe333304ab26acd28506