[INFO] fetching crate belltower 1.0.0...
[INFO] checking belltower-1.0.0 against try#4f260f0f20b3133d20cfb50353c0221943af5796+rustflags=-Dunmustuse_in_always_ok for pr-148577
[INFO] extracting crate belltower 1.0.0 into /workspace/builds/worker-4-tc2/source
[INFO] started tweaking crates.io crate belltower 1.0.0
[INFO] finished tweaking crates.io crate belltower 1.0.0
[INFO] tweaked toml for crates.io crate belltower 1.0.0 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate belltower 1.0.0 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 crates.io crate belltower 1.0.0 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] 4c7cce66eddfee1b060ece048d79d59f4f4899e89b3b681e739c90555c93b9ea
[INFO] running `Command { std: "docker" "start" "-a" "4c7cce66eddfee1b060ece048d79d59f4f4899e89b3b681e739c90555c93b9ea", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4c7cce66eddfee1b060ece048d79d59f4f4899e89b3b681e739c90555c93b9ea", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4c7cce66eddfee1b060ece048d79d59f4f4899e89b3b681e739c90555c93b9ea", kill_on_drop: false }`
[INFO] [stdout] 4c7cce66eddfee1b060ece048d79d59f4f4899e89b3b681e739c90555c93b9ea
[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] b5d6b3542ce1ec4b265519d3718c58907ffa98f05892e9b55b0dfd05ceed10a7
[INFO] running `Command { std: "docker" "start" "-a" "b5d6b3542ce1ec4b265519d3718c58907ffa98f05892e9b55b0dfd05ceed10a7", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.86
[INFO] [stderr]    Compiling libc v0.2.155
[INFO] [stderr]    Compiling autocfg v1.3.0
[INFO] [stderr]    Compiling typenum v1.17.0
[INFO] [stderr]    Compiling version_check v0.9.4
[INFO] [stderr]     Checking bytes v1.6.1
[INFO] [stderr]     Checking pin-project-lite v0.2.14
[INFO] [stderr]     Checking itoa v1.0.11
[INFO] [stderr]    Compiling serde v1.0.204
[INFO] [stderr]     Checking hashbrown v0.14.5
[INFO] [stderr]     Checking futures-task v0.3.30
[INFO] [stderr]     Checking once_cell v1.19.0
[INFO] [stderr]     Checking futures-sink v0.3.30
[INFO] [stderr]    Compiling httparse v1.9.4
[INFO] [stderr]     Checking tinyvec v1.8.0
[INFO] [stderr]     Checking percent-encoding v2.3.1
[INFO] [stderr]     Checking memchr v2.7.4
[INFO] [stderr]     Checking utf8parse v0.2.2
[INFO] [stderr]     Checking form_urlencoded v1.2.1
[INFO] [stderr]     Checking tracing-core v0.1.32
[INFO] [stderr]     Checking anstyle-parse v0.2.4
[INFO] [stderr]     Checking colorchoice v1.0.1
[INFO] [stderr]     Checking zeroize v1.8.1
[INFO] [stderr]     Checking ryu v1.0.18
[INFO] [stderr]     Checking is_terminal_polyfill v1.70.0
[INFO] [stderr]     Checking unicode-bidi v0.3.15
[INFO] [stderr]     Checking futures-util v0.3.30
[INFO] [stderr]     Checking cpufeatures v0.2.12
[INFO] [stderr]    Compiling generic-array v0.14.7
[INFO] [stderr]     Checking anstyle v1.0.7
[INFO] [stderr]     Checking anstyle-query v1.1.0
[INFO] [stderr]    Compiling thiserror v1.0.63
[INFO] [stderr]     Checking tracing v0.1.40
[INFO] [stderr]     Checking tower-layer v0.3.2
[INFO] [stderr]    Compiling slab v0.4.9
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]     Checking regex-syntax v0.8.4
[INFO] [stderr]     Checking log v0.4.22
[INFO] [stderr]    Compiling serde_json v1.0.120
[INFO] [stderr]     Checking winnow v0.6.14
[INFO] [stderr]     Checking unicode-normalization v0.1.23
[INFO] [stderr]     Checking aho-corasick v1.1.3
[INFO] [stderr]    Compiling anyhow v1.0.86
[INFO] [stderr]     Checking iana-time-zone v0.1.60
[INFO] [stderr]     Checking anstream v0.6.14
[INFO] [stderr]     Checking clap_lex v0.7.1
[INFO] [stderr]     Checking strsim v0.11.1
[INFO] [stderr]     Checking ipnet v2.9.0
[INFO] [stderr]     Checking http v1.1.0
[INFO] [stderr]     Checking glob v0.3.1
[INFO] [stderr]     Checking nu-ansi-term v0.50.0
[INFO] [stderr]    Compiling quote v1.0.36
[INFO] [stderr]     Checking clap_builder v4.5.9
[INFO] [stderr]     Checking sync_wrapper v1.0.1
[INFO] [stderr]     Checking getrandom v0.2.15
[INFO] [stderr]     Checking signal-hook-registry v1.4.2
[INFO] [stderr]     Checking mio v0.8.11
[INFO] [stderr]    Compiling syn v2.0.71
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking socket2 v0.5.7
[INFO] [stderr]     Checking num_cpus v1.16.0
[INFO] [stderr]     Checking indexmap v2.2.6
[INFO] [stderr]     Checking idna v0.5.0
[INFO] [stderr]     Checking chrono v0.4.38
[INFO] [stderr]     Checking tokio v1.38.1
[INFO] [stderr]     Checking crypto-common v0.1.6
[INFO] [stderr]     Checking inout v0.1.3
[INFO] [stderr]     Checking url v2.5.2
[INFO] [stderr]     Checking universal-hash v0.5.1
[INFO] [stderr]     Checking cipher v0.4.4
[INFO] [stderr]     Checking aead v0.5.2
[INFO] [stderr]     Checking poly1305 v0.8.0
[INFO] [stderr]     Checking http-body v1.0.1
[INFO] [stderr]     Checking chacha20 v0.9.1
[INFO] [stderr]     Checking http-body-util v0.1.2
[INFO] [stderr]     Checking chacha20poly1305 v0.10.1
[INFO] [stderr]     Checking regex-automata v0.4.7
[INFO] [stderr]    Compiling serde_derive v1.0.204
[INFO] [stderr]    Compiling pin-project-internal v1.1.5
[INFO] [stderr]    Compiling thiserror-impl v1.0.63
[INFO] [stderr]    Compiling clap_derive v4.5.8
[INFO] [stderr]    Compiling async-trait v0.1.81
[INFO] [stderr]     Checking pin-project v1.1.5
[INFO] [stderr]     Checking regex v1.10.5
[INFO] [stderr]     Checking flexi_logger v0.28.5
[INFO] [stderr]     Checking tokio-util v0.7.11
[INFO] [stderr]     Checking tower v0.4.13
[INFO] [stderr]     Checking clap v4.5.9
[INFO] [stderr]     Checking h2 v0.4.5
[INFO] [stderr]     Checking hyper v1.4.1
[INFO] [stderr]     Checking toml_datetime v0.6.6
[INFO] [stderr]     Checking serde_spanned v0.6.6
[INFO] [stderr]     Checking serde_urlencoded v0.7.1
[INFO] [stderr]     Checking toml_edit v0.22.16
[INFO] [stderr]     Checking hyper-util v0.1.6
[INFO] [stderr]     Checking toml v0.8.15
[INFO] [stderr]     Checking reqwest v0.12.5
[INFO] [stderr]     Checking belltower v1.0.0 (/opt/rustwide/workdir)
[INFO] [stdout] error: this type will no longer be must used: Result<hyper::Response<BoxBody<hyper::body::Bytes, Infallible>>, Infallible>
[INFO] [stdout]    --> src/server.rs:100:28
[INFO] [stdout]     |
[INFO] [stdout] 100 |                   async move {
[INFO] [stdout]     |  ____________________________^
[INFO] [stdout] 101 | |                     // Phew, that was some puzzle, wasn't it?
[INFO] [stdout] 102 | |                     let context = context.clone();
[INFO] [stdout] ...   |
[INFO] [stdout] 184 | |                     Ok::<_, Infallible>(response)
[INFO] [stdout] 185 | |                 }
[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::Response<BoxBody<hyper::body::Bytes, Infallible>>, Infallible>
[INFO] [stdout]    --> src/server.rs:184:21
[INFO] [stdout]     |
[INFO] [stdout] 184 |                     Ok::<_, Infallible>(response)
[INFO] [stdout]     |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `belltower` (bin "belltower") due to 2 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<hyper::Response<BoxBody<hyper::body::Bytes, Infallible>>, Infallible>
[INFO] [stdout]    --> src/server.rs:100:28
[INFO] [stdout]     |
[INFO] [stdout] 100 |                   async move {
[INFO] [stdout]     |  ____________________________^
[INFO] [stdout] 101 | |                     // Phew, that was some puzzle, wasn't it?
[INFO] [stdout] 102 | |                     let context = context.clone();
[INFO] [stdout] ...   |
[INFO] [stdout] 184 | |                     Ok::<_, Infallible>(response)
[INFO] [stdout] 185 | |                 }
[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::Response<BoxBody<hyper::body::Bytes, Infallible>>, Infallible>
[INFO] [stdout]    --> src/server.rs:184:21
[INFO] [stdout]     |
[INFO] [stdout] 184 |                     Ok::<_, Infallible>(response)
[INFO] [stdout]     |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `belltower` (bin "belltower" test) due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "b5d6b3542ce1ec4b265519d3718c58907ffa98f05892e9b55b0dfd05ceed10a7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b5d6b3542ce1ec4b265519d3718c58907ffa98f05892e9b55b0dfd05ceed10a7", kill_on_drop: false }`
[INFO] [stdout] b5d6b3542ce1ec4b265519d3718c58907ffa98f05892e9b55b0dfd05ceed10a7